| Index: third_party/sqlite/sqlite-src-3080704/src/shell.c
|
| diff --git a/third_party/sqlite/sqlite-src-3080704/src/shell.c b/third_party/sqlite/sqlite-src-3080704/src/shell.c
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..3ca4b094bc4396a8664c0f5aa3cc1aded52b7d3f
|
| --- /dev/null
|
| +++ b/third_party/sqlite/sqlite-src-3080704/src/shell.c
|
| @@ -0,0 +1,4259 @@
|
| +/*
|
| +** 2001 September 15
|
| +**
|
| +** The author disclaims copyright to this source code. In place of
|
| +** a legal notice, here is a blessing:
|
| +**
|
| +** May you do good and not evil.
|
| +** May you find forgiveness for yourself and forgive others.
|
| +** May you share freely, never taking more than you give.
|
| +**
|
| +*************************************************************************
|
| +** This file contains code to implement the "sqlite" command line
|
| +** utility for accessing SQLite databases.
|
| +*/
|
| +#if (defined(_WIN32) || defined(WIN32)) && !defined(_CRT_SECURE_NO_WARNINGS)
|
| +/* This needs to come before any includes for MSVC compiler */
|
| +#define _CRT_SECURE_NO_WARNINGS
|
| +#endif
|
| +
|
| +/*
|
| +** Enable large-file support for fopen() and friends on unix.
|
| +*/
|
| +#ifndef SQLITE_DISABLE_LFS
|
| +# define _LARGE_FILE 1
|
| +# ifndef _FILE_OFFSET_BITS
|
| +# define _FILE_OFFSET_BITS 64
|
| +# endif
|
| +# define _LARGEFILE_SOURCE 1
|
| +#endif
|
| +
|
| +#include <stdlib.h>
|
| +#include <string.h>
|
| +#include <stdio.h>
|
| +#include <assert.h>
|
| +#include "sqlite3.h"
|
| +#if SQLITE_USER_AUTHENTICATION
|
| +# include "sqlite3userauth.h"
|
| +#endif
|
| +#include <ctype.h>
|
| +#include <stdarg.h>
|
| +
|
| +#if !defined(_WIN32) && !defined(WIN32)
|
| +# include <signal.h>
|
| +# if !defined(__RTP__) && !defined(_WRS_KERNEL)
|
| +# include <pwd.h>
|
| +# endif
|
| +# include <unistd.h>
|
| +# include <sys/types.h>
|
| +#endif
|
| +
|
| +#if defined(HAVE_READLINE) && HAVE_READLINE!=0
|
| +# include <readline/readline.h>
|
| +# include <readline/history.h>
|
| +#else
|
| +# undef HAVE_READLINE
|
| +#endif
|
| +#if defined(HAVE_EDITLINE) && !defined(HAVE_READLINE)
|
| +# define HAVE_READLINE 1
|
| +# include <editline/readline.h>
|
| +#endif
|
| +#if !defined(HAVE_READLINE)
|
| +# define add_history(X)
|
| +# define read_history(X)
|
| +# define write_history(X)
|
| +# define stifle_history(X)
|
| +#endif
|
| +
|
| +#if defined(_WIN32) || defined(WIN32)
|
| +# include <io.h>
|
| +# include <fcntl.h>
|
| +#define isatty(h) _isatty(h)
|
| +#ifndef access
|
| +# define access(f,m) _access((f),(m))
|
| +#endif
|
| +#undef popen
|
| +#define popen _popen
|
| +#undef pclose
|
| +#define pclose _pclose
|
| +#else
|
| +/* Make sure isatty() has a prototype.
|
| +*/
|
| +extern int isatty(int);
|
| +
|
| +/* popen and pclose are not C89 functions and so are sometimes omitted from
|
| +** the <stdio.h> header */
|
| +extern FILE *popen(const char*,const char*);
|
| +extern int pclose(FILE*);
|
| +#endif
|
| +
|
| +#if defined(_WIN32_WCE)
|
| +/* Windows CE (arm-wince-mingw32ce-gcc) does not provide isatty()
|
| + * thus we always assume that we have a console. That can be
|
| + * overridden with the -batch command line option.
|
| + */
|
| +#define isatty(x) 1
|
| +#endif
|
| +
|
| +/* ctype macros that work with signed characters */
|
| +#define IsSpace(X) isspace((unsigned char)X)
|
| +#define IsDigit(X) isdigit((unsigned char)X)
|
| +#define ToLower(X) (char)tolower((unsigned char)X)
|
| +
|
| +
|
| +/* True if the timer is enabled */
|
| +static int enableTimer = 0;
|
| +
|
| +/* Return the current wall-clock time */
|
| +static sqlite3_int64 timeOfDay(void){
|
| + static sqlite3_vfs *clockVfs = 0;
|
| + sqlite3_int64 t;
|
| + if( clockVfs==0 ) clockVfs = sqlite3_vfs_find(0);
|
| + if( clockVfs->iVersion>=1 && clockVfs->xCurrentTimeInt64!=0 ){
|
| + clockVfs->xCurrentTimeInt64(clockVfs, &t);
|
| + }else{
|
| + double r;
|
| + clockVfs->xCurrentTime(clockVfs, &r);
|
| + t = (sqlite3_int64)(r*86400000.0);
|
| + }
|
| + return t;
|
| +}
|
| +
|
| +#if !defined(_WIN32) && !defined(WIN32) && !defined(_WRS_KERNEL) \
|
| + && !defined(__minux)
|
| +#include <sys/time.h>
|
| +#include <sys/resource.h>
|
| +
|
| +/* Saved resource information for the beginning of an operation */
|
| +static struct rusage sBegin; /* CPU time at start */
|
| +static sqlite3_int64 iBegin; /* Wall-clock time at start */
|
| +
|
| +/*
|
| +** Begin timing an operation
|
| +*/
|
| +static void beginTimer(void){
|
| + if( enableTimer ){
|
| + getrusage(RUSAGE_SELF, &sBegin);
|
| + iBegin = timeOfDay();
|
| + }
|
| +}
|
| +
|
| +/* Return the difference of two time_structs in seconds */
|
| +static double timeDiff(struct timeval *pStart, struct timeval *pEnd){
|
| + return (pEnd->tv_usec - pStart->tv_usec)*0.000001 +
|
| + (double)(pEnd->tv_sec - pStart->tv_sec);
|
| +}
|
| +
|
| +/*
|
| +** Print the timing results.
|
| +*/
|
| +static void endTimer(void){
|
| + if( enableTimer ){
|
| + struct rusage sEnd;
|
| + sqlite3_int64 iEnd = timeOfDay();
|
| + getrusage(RUSAGE_SELF, &sEnd);
|
| + printf("Run Time: real %.3f user %f sys %f\n",
|
| + (iEnd - iBegin)*0.001,
|
| + timeDiff(&sBegin.ru_utime, &sEnd.ru_utime),
|
| + timeDiff(&sBegin.ru_stime, &sEnd.ru_stime));
|
| + }
|
| +}
|
| +
|
| +#define BEGIN_TIMER beginTimer()
|
| +#define END_TIMER endTimer()
|
| +#define HAS_TIMER 1
|
| +
|
| +#elif (defined(_WIN32) || defined(WIN32))
|
| +
|
| +#include <windows.h>
|
| +
|
| +/* Saved resource information for the beginning of an operation */
|
| +static HANDLE hProcess;
|
| +static FILETIME ftKernelBegin;
|
| +static FILETIME ftUserBegin;
|
| +static sqlite3_int64 ftWallBegin;
|
| +typedef BOOL (WINAPI *GETPROCTIMES)(HANDLE, LPFILETIME, LPFILETIME, LPFILETIME, LPFILETIME);
|
| +static GETPROCTIMES getProcessTimesAddr = NULL;
|
| +
|
| +/*
|
| +** Check to see if we have timer support. Return 1 if necessary
|
| +** support found (or found previously).
|
| +*/
|
| +static int hasTimer(void){
|
| + if( getProcessTimesAddr ){
|
| + return 1;
|
| + } else {
|
| + /* GetProcessTimes() isn't supported in WIN95 and some other Windows versions.
|
| + ** See if the version we are running on has it, and if it does, save off
|
| + ** a pointer to it and the current process handle.
|
| + */
|
| + hProcess = GetCurrentProcess();
|
| + if( hProcess ){
|
| + HINSTANCE hinstLib = LoadLibrary(TEXT("Kernel32.dll"));
|
| + if( NULL != hinstLib ){
|
| + getProcessTimesAddr = (GETPROCTIMES) GetProcAddress(hinstLib, "GetProcessTimes");
|
| + if( NULL != getProcessTimesAddr ){
|
| + return 1;
|
| + }
|
| + FreeLibrary(hinstLib);
|
| + }
|
| + }
|
| + }
|
| + return 0;
|
| +}
|
| +
|
| +/*
|
| +** Begin timing an operation
|
| +*/
|
| +static void beginTimer(void){
|
| + if( enableTimer && getProcessTimesAddr ){
|
| + FILETIME ftCreation, ftExit;
|
| + getProcessTimesAddr(hProcess, &ftCreation, &ftExit, &ftKernelBegin, &ftUserBegin);
|
| + ftWallBegin = timeOfDay();
|
| + }
|
| +}
|
| +
|
| +/* Return the difference of two FILETIME structs in seconds */
|
| +static double timeDiff(FILETIME *pStart, FILETIME *pEnd){
|
| + sqlite_int64 i64Start = *((sqlite_int64 *) pStart);
|
| + sqlite_int64 i64End = *((sqlite_int64 *) pEnd);
|
| + return (double) ((i64End - i64Start) / 10000000.0);
|
| +}
|
| +
|
| +/*
|
| +** Print the timing results.
|
| +*/
|
| +static void endTimer(void){
|
| + if( enableTimer && getProcessTimesAddr){
|
| + FILETIME ftCreation, ftExit, ftKernelEnd, ftUserEnd;
|
| + sqlite3_int64 ftWallEnd = timeOfDay();
|
| + getProcessTimesAddr(hProcess, &ftCreation, &ftExit, &ftKernelEnd, &ftUserEnd);
|
| + printf("Run Time: real %.3f user %f sys %f\n",
|
| + (ftWallEnd - ftWallBegin)*0.001,
|
| + timeDiff(&ftUserBegin, &ftUserEnd),
|
| + timeDiff(&ftKernelBegin, &ftKernelEnd));
|
| + }
|
| +}
|
| +
|
| +#define BEGIN_TIMER beginTimer()
|
| +#define END_TIMER endTimer()
|
| +#define HAS_TIMER hasTimer()
|
| +
|
| +#else
|
| +#define BEGIN_TIMER
|
| +#define END_TIMER
|
| +#define HAS_TIMER 0
|
| +#endif
|
| +
|
| +/*
|
| +** Used to prevent warnings about unused parameters
|
| +*/
|
| +#define UNUSED_PARAMETER(x) (void)(x)
|
| +
|
| +/*
|
| +** If the following flag is set, then command execution stops
|
| +** at an error if we are not interactive.
|
| +*/
|
| +static int bail_on_error = 0;
|
| +
|
| +/*
|
| +** Threat stdin as an interactive input if the following variable
|
| +** is true. Otherwise, assume stdin is connected to a file or pipe.
|
| +*/
|
| +static int stdin_is_interactive = 1;
|
| +
|
| +/*
|
| +** The following is the open SQLite database. We make a pointer
|
| +** to this database a static variable so that it can be accessed
|
| +** by the SIGINT handler to interrupt database processing.
|
| +*/
|
| +static sqlite3 *db = 0;
|
| +
|
| +/*
|
| +** True if an interrupt (Control-C) has been received.
|
| +*/
|
| +static volatile int seenInterrupt = 0;
|
| +
|
| +/*
|
| +** This is the name of our program. It is set in main(), used
|
| +** in a number of other places, mostly for error messages.
|
| +*/
|
| +static char *Argv0;
|
| +
|
| +/*
|
| +** Prompt strings. Initialized in main. Settable with
|
| +** .prompt main continue
|
| +*/
|
| +static char mainPrompt[20]; /* First line prompt. default: "sqlite> "*/
|
| +static char continuePrompt[20]; /* Continuation prompt. default: " ...> " */
|
| +
|
| +/*
|
| +** Write I/O traces to the following stream.
|
| +*/
|
| +#ifdef SQLITE_ENABLE_IOTRACE
|
| +static FILE *iotrace = 0;
|
| +#endif
|
| +
|
| +/*
|
| +** This routine works like printf in that its first argument is a
|
| +** format string and subsequent arguments are values to be substituted
|
| +** in place of % fields. The result of formatting this string
|
| +** is written to iotrace.
|
| +*/
|
| +#ifdef SQLITE_ENABLE_IOTRACE
|
| +static void iotracePrintf(const char *zFormat, ...){
|
| + va_list ap;
|
| + char *z;
|
| + if( iotrace==0 ) return;
|
| + va_start(ap, zFormat);
|
| + z = sqlite3_vmprintf(zFormat, ap);
|
| + va_end(ap);
|
| + fprintf(iotrace, "%s", z);
|
| + sqlite3_free(z);
|
| +}
|
| +#endif
|
| +
|
| +
|
| +/*
|
| +** Determines if a string is a number of not.
|
| +*/
|
| +static int isNumber(const char *z, int *realnum){
|
| + if( *z=='-' || *z=='+' ) z++;
|
| + if( !IsDigit(*z) ){
|
| + return 0;
|
| + }
|
| + z++;
|
| + if( realnum ) *realnum = 0;
|
| + while( IsDigit(*z) ){ z++; }
|
| + if( *z=='.' ){
|
| + z++;
|
| + if( !IsDigit(*z) ) return 0;
|
| + while( IsDigit(*z) ){ z++; }
|
| + if( realnum ) *realnum = 1;
|
| + }
|
| + if( *z=='e' || *z=='E' ){
|
| + z++;
|
| + if( *z=='+' || *z=='-' ) z++;
|
| + if( !IsDigit(*z) ) return 0;
|
| + while( IsDigit(*z) ){ z++; }
|
| + if( realnum ) *realnum = 1;
|
| + }
|
| + return *z==0;
|
| +}
|
| +
|
| +/*
|
| +** A global char* and an SQL function to access its current value
|
| +** from within an SQL statement. This program used to use the
|
| +** sqlite_exec_printf() API to substitue a string into an SQL statement.
|
| +** The correct way to do this with sqlite3 is to use the bind API, but
|
| +** since the shell is built around the callback paradigm it would be a lot
|
| +** of work. Instead just use this hack, which is quite harmless.
|
| +*/
|
| +static const char *zShellStatic = 0;
|
| +static void shellstaticFunc(
|
| + sqlite3_context *context,
|
| + int argc,
|
| + sqlite3_value **argv
|
| +){
|
| + assert( 0==argc );
|
| + assert( zShellStatic );
|
| + UNUSED_PARAMETER(argc);
|
| + UNUSED_PARAMETER(argv);
|
| + sqlite3_result_text(context, zShellStatic, -1, SQLITE_STATIC);
|
| +}
|
| +
|
| +
|
| +/*
|
| +** This routine reads a line of text from FILE in, stores
|
| +** the text in memory obtained from malloc() and returns a pointer
|
| +** to the text. NULL is returned at end of file, or if malloc()
|
| +** fails.
|
| +**
|
| +** If zLine is not NULL then it is a malloced buffer returned from
|
| +** a previous call to this routine that may be reused.
|
| +*/
|
| +static char *local_getline(char *zLine, FILE *in){
|
| + int nLine = zLine==0 ? 0 : 100;
|
| + int n = 0;
|
| +
|
| + while( 1 ){
|
| + if( n+100>nLine ){
|
| + nLine = nLine*2 + 100;
|
| + zLine = realloc(zLine, nLine);
|
| + if( zLine==0 ) return 0;
|
| + }
|
| + if( fgets(&zLine[n], nLine - n, in)==0 ){
|
| + if( n==0 ){
|
| + free(zLine);
|
| + return 0;
|
| + }
|
| + zLine[n] = 0;
|
| + break;
|
| + }
|
| + while( zLine[n] ) n++;
|
| + if( n>0 && zLine[n-1]=='\n' ){
|
| + n--;
|
| + if( n>0 && zLine[n-1]=='\r' ) n--;
|
| + zLine[n] = 0;
|
| + break;
|
| + }
|
| + }
|
| + return zLine;
|
| +}
|
| +
|
| +/*
|
| +** Retrieve a single line of input text.
|
| +**
|
| +** If in==0 then read from standard input and prompt before each line.
|
| +** If isContinuation is true, then a continuation prompt is appropriate.
|
| +** If isContinuation is zero, then the main prompt should be used.
|
| +**
|
| +** If zPrior is not NULL then it is a buffer from a prior call to this
|
| +** routine that can be reused.
|
| +**
|
| +** The result is stored in space obtained from malloc() and must either
|
| +** be freed by the caller or else passed back into this routine via the
|
| +** zPrior argument for reuse.
|
| +*/
|
| +static char *one_input_line(FILE *in, char *zPrior, int isContinuation){
|
| + char *zPrompt;
|
| + char *zResult;
|
| + if( in!=0 ){
|
| + zResult = local_getline(zPrior, in);
|
| + }else{
|
| + zPrompt = isContinuation ? continuePrompt : mainPrompt;
|
| +#if defined(HAVE_READLINE)
|
| + free(zPrior);
|
| + zResult = readline(zPrompt);
|
| + if( zResult && *zResult ) add_history(zResult);
|
| +#else
|
| + printf("%s", zPrompt);
|
| + fflush(stdout);
|
| + zResult = local_getline(zPrior, stdin);
|
| +#endif
|
| + }
|
| + return zResult;
|
| +}
|
| +
|
| +/*
|
| +** Shell output mode information from before ".explain on",
|
| +** saved so that it can be restored by ".explain off"
|
| +*/
|
| +typedef struct SavedModeInfo SavedModeInfo;
|
| +struct SavedModeInfo {
|
| + int valid; /* Is there legit data in here? */
|
| + int mode; /* Mode prior to ".explain on" */
|
| + int showHeader; /* The ".header" setting prior to ".explain on" */
|
| + int colWidth[100]; /* Column widths prior to ".explain on" */
|
| +};
|
| +
|
| +/*
|
| +** State information about the database connection is contained in an
|
| +** instance of the following structure.
|
| +*/
|
| +typedef struct ShellState ShellState;
|
| +struct ShellState {
|
| + sqlite3 *db; /* The database */
|
| + int echoOn; /* True to echo input commands */
|
| + int autoEQP; /* Run EXPLAIN QUERY PLAN prior to seach SQL stmt */
|
| + int statsOn; /* True to display memory stats before each finalize */
|
| + int outCount; /* Revert to stdout when reaching zero */
|
| + int cnt; /* Number of records displayed so far */
|
| + FILE *out; /* Write results here */
|
| + FILE *traceOut; /* Output for sqlite3_trace() */
|
| + int nErr; /* Number of errors seen */
|
| + int mode; /* An output mode setting */
|
| + int writableSchema; /* True if PRAGMA writable_schema=ON */
|
| + int showHeader; /* True to show column names in List or Column mode */
|
| + unsigned shellFlgs; /* Various flags */
|
| + char *zDestTable; /* Name of destination table when MODE_Insert */
|
| + char separator[20]; /* Separator character for MODE_List */
|
| + char newline[20]; /* Record separator in MODE_Csv */
|
| + int colWidth[100]; /* Requested width of each column when in column mode*/
|
| + int actualWidth[100]; /* Actual width of each column */
|
| + char nullvalue[20]; /* The text to print when a NULL comes back from
|
| + ** the database */
|
| + SavedModeInfo normalMode;/* Holds the mode just before .explain ON */
|
| + char outfile[FILENAME_MAX]; /* Filename for *out */
|
| + const char *zDbFilename; /* name of the database file */
|
| + char *zFreeOnClose; /* Filename to free when closing */
|
| + const char *zVfs; /* Name of VFS to use */
|
| + sqlite3_stmt *pStmt; /* Current statement if any. */
|
| + FILE *pLog; /* Write log output here */
|
| + int *aiIndent; /* Array of indents used in MODE_Explain */
|
| + int nIndent; /* Size of array aiIndent[] */
|
| + int iIndent; /* Index of current op in aiIndent[] */
|
| +};
|
| +
|
| +/*
|
| +** These are the allowed shellFlgs values
|
| +*/
|
| +#define SHFLG_Scratch 0x00001 /* The --scratch option is used */
|
| +#define SHFLG_Pagecache 0x00002 /* The --pagecache option is used */
|
| +#define SHFLG_Lookaside 0x00004 /* Lookaside memory is used */
|
| +
|
| +/*
|
| +** These are the allowed modes.
|
| +*/
|
| +#define MODE_Line 0 /* One column per line. Blank line between records */
|
| +#define MODE_Column 1 /* One record per line in neat columns */
|
| +#define MODE_List 2 /* One record per line with a separator */
|
| +#define MODE_Semi 3 /* Same as MODE_List but append ";" to each line */
|
| +#define MODE_Html 4 /* Generate an XHTML table */
|
| +#define MODE_Insert 5 /* Generate SQL "insert" statements */
|
| +#define MODE_Tcl 6 /* Generate ANSI-C or TCL quoted elements */
|
| +#define MODE_Csv 7 /* Quote strings, numbers are plain */
|
| +#define MODE_Explain 8 /* Like MODE_Column, but do not truncate data */
|
| +
|
| +static const char *modeDescr[] = {
|
| + "line",
|
| + "column",
|
| + "list",
|
| + "semi",
|
| + "html",
|
| + "insert",
|
| + "tcl",
|
| + "csv",
|
| + "explain",
|
| +};
|
| +
|
| +/*
|
| +** Number of elements in an array
|
| +*/
|
| +#define ArraySize(X) (int)(sizeof(X)/sizeof(X[0]))
|
| +
|
| +/*
|
| +** Compute a string length that is limited to what can be stored in
|
| +** lower 30 bits of a 32-bit signed integer.
|
| +*/
|
| +static int strlen30(const char *z){
|
| + const char *z2 = z;
|
| + while( *z2 ){ z2++; }
|
| + return 0x3fffffff & (int)(z2 - z);
|
| +}
|
| +
|
| +/*
|
| +** A callback for the sqlite3_log() interface.
|
| +*/
|
| +static void shellLog(void *pArg, int iErrCode, const char *zMsg){
|
| + ShellState *p = (ShellState*)pArg;
|
| + if( p->pLog==0 ) return;
|
| + fprintf(p->pLog, "(%d) %s\n", iErrCode, zMsg);
|
| + fflush(p->pLog);
|
| +}
|
| +
|
| +/*
|
| +** Output the given string as a hex-encoded blob (eg. X'1234' )
|
| +*/
|
| +static void output_hex_blob(FILE *out, const void *pBlob, int nBlob){
|
| + int i;
|
| + char *zBlob = (char *)pBlob;
|
| + fprintf(out,"X'");
|
| + for(i=0; i<nBlob; i++){ fprintf(out,"%02x",zBlob[i]&0xff); }
|
| + fprintf(out,"'");
|
| +}
|
| +
|
| +/*
|
| +** Output the given string as a quoted string using SQL quoting conventions.
|
| +*/
|
| +static void output_quoted_string(FILE *out, const char *z){
|
| + int i;
|
| + int nSingle = 0;
|
| + for(i=0; z[i]; i++){
|
| + if( z[i]=='\'' ) nSingle++;
|
| + }
|
| + if( nSingle==0 ){
|
| + fprintf(out,"'%s'",z);
|
| + }else{
|
| + fprintf(out,"'");
|
| + while( *z ){
|
| + for(i=0; z[i] && z[i]!='\''; i++){}
|
| + if( i==0 ){
|
| + fprintf(out,"''");
|
| + z++;
|
| + }else if( z[i]=='\'' ){
|
| + fprintf(out,"%.*s''",i,z);
|
| + z += i+1;
|
| + }else{
|
| + fprintf(out,"%s",z);
|
| + break;
|
| + }
|
| + }
|
| + fprintf(out,"'");
|
| + }
|
| +}
|
| +
|
| +/*
|
| +** Output the given string as a quoted according to C or TCL quoting rules.
|
| +*/
|
| +static void output_c_string(FILE *out, const char *z){
|
| + unsigned int c;
|
| + fputc('"', out);
|
| + while( (c = *(z++))!=0 ){
|
| + if( c=='\\' ){
|
| + fputc(c, out);
|
| + fputc(c, out);
|
| + }else if( c=='"' ){
|
| + fputc('\\', out);
|
| + fputc('"', out);
|
| + }else if( c=='\t' ){
|
| + fputc('\\', out);
|
| + fputc('t', out);
|
| + }else if( c=='\n' ){
|
| + fputc('\\', out);
|
| + fputc('n', out);
|
| + }else if( c=='\r' ){
|
| + fputc('\\', out);
|
| + fputc('r', out);
|
| + }else if( !isprint(c&0xff) ){
|
| + fprintf(out, "\\%03o", c&0xff);
|
| + }else{
|
| + fputc(c, out);
|
| + }
|
| + }
|
| + fputc('"', out);
|
| +}
|
| +
|
| +/*
|
| +** Output the given string with characters that are special to
|
| +** HTML escaped.
|
| +*/
|
| +static void output_html_string(FILE *out, const char *z){
|
| + int i;
|
| + if( z==0 ) z = "";
|
| + while( *z ){
|
| + for(i=0; z[i]
|
| + && z[i]!='<'
|
| + && z[i]!='&'
|
| + && z[i]!='>'
|
| + && z[i]!='\"'
|
| + && z[i]!='\'';
|
| + i++){}
|
| + if( i>0 ){
|
| + fprintf(out,"%.*s",i,z);
|
| + }
|
| + if( z[i]=='<' ){
|
| + fprintf(out,"<");
|
| + }else if( z[i]=='&' ){
|
| + fprintf(out,"&");
|
| + }else if( z[i]=='>' ){
|
| + fprintf(out,">");
|
| + }else if( z[i]=='\"' ){
|
| + fprintf(out,""");
|
| + }else if( z[i]=='\'' ){
|
| + fprintf(out,"'");
|
| + }else{
|
| + break;
|
| + }
|
| + z += i + 1;
|
| + }
|
| +}
|
| +
|
| +/*
|
| +** If a field contains any character identified by a 1 in the following
|
| +** array, then the string must be quoted for CSV.
|
| +*/
|
| +static const char needCsvQuote[] = {
|
| + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
| + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
| + 1, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0,
|
| + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
| + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
| + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
| + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
| + 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
|
| + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
| + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
| + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
| + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
| + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
| + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
| + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
| + 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
|
| +};
|
| +
|
| +/*
|
| +** Output a single term of CSV. Actually, p->separator is used for
|
| +** the separator, which may or may not be a comma. p->nullvalue is
|
| +** the null value. Strings are quoted if necessary. The separator
|
| +** is only issued if bSep is true.
|
| +*/
|
| +static void output_csv(ShellState *p, const char *z, int bSep){
|
| + FILE *out = p->out;
|
| + if( z==0 ){
|
| + fprintf(out,"%s",p->nullvalue);
|
| + }else{
|
| + int i;
|
| + int nSep = strlen30(p->separator);
|
| + for(i=0; z[i]; i++){
|
| + if( needCsvQuote[((unsigned char*)z)[i]]
|
| + || (z[i]==p->separator[0] &&
|
| + (nSep==1 || memcmp(z, p->separator, nSep)==0)) ){
|
| + i = 0;
|
| + break;
|
| + }
|
| + }
|
| + if( i==0 ){
|
| + putc('"', out);
|
| + for(i=0; z[i]; i++){
|
| + if( z[i]=='"' ) putc('"', out);
|
| + putc(z[i], out);
|
| + }
|
| + putc('"', out);
|
| + }else{
|
| + fprintf(out, "%s", z);
|
| + }
|
| + }
|
| + if( bSep ){
|
| + fprintf(p->out, "%s", p->separator);
|
| + }
|
| +}
|
| +
|
| +#ifdef SIGINT
|
| +/*
|
| +** This routine runs when the user presses Ctrl-C
|
| +*/
|
| +static void interrupt_handler(int NotUsed){
|
| + UNUSED_PARAMETER(NotUsed);
|
| + seenInterrupt++;
|
| + if( seenInterrupt>2 ) exit(1);
|
| + if( db ) sqlite3_interrupt(db);
|
| +}
|
| +#endif
|
| +
|
| +/*
|
| +** This is the callback routine that the shell
|
| +** invokes for each row of a query result.
|
| +*/
|
| +static int shell_callback(void *pArg, int nArg, char **azArg, char **azCol, int *aiType){
|
| + int i;
|
| + ShellState *p = (ShellState*)pArg;
|
| +
|
| + switch( p->mode ){
|
| + case MODE_Line: {
|
| + int w = 5;
|
| + if( azArg==0 ) break;
|
| + for(i=0; i<nArg; i++){
|
| + int len = strlen30(azCol[i] ? azCol[i] : "");
|
| + if( len>w ) w = len;
|
| + }
|
| + if( p->cnt++>0 ) fprintf(p->out,"\n");
|
| + for(i=0; i<nArg; i++){
|
| + fprintf(p->out,"%*s = %s\n", w, azCol[i],
|
| + azArg[i] ? azArg[i] : p->nullvalue);
|
| + }
|
| + break;
|
| + }
|
| + case MODE_Explain:
|
| + case MODE_Column: {
|
| + if( p->cnt++==0 ){
|
| + for(i=0; i<nArg; i++){
|
| + int w, n;
|
| + if( i<ArraySize(p->colWidth) ){
|
| + w = p->colWidth[i];
|
| + }else{
|
| + w = 0;
|
| + }
|
| + if( w==0 ){
|
| + w = strlen30(azCol[i] ? azCol[i] : "");
|
| + if( w<10 ) w = 10;
|
| + n = strlen30(azArg && azArg[i] ? azArg[i] : p->nullvalue);
|
| + if( w<n ) w = n;
|
| + }
|
| + if( i<ArraySize(p->actualWidth) ){
|
| + p->actualWidth[i] = w;
|
| + }
|
| + if( p->showHeader ){
|
| + if( w<0 ){
|
| + fprintf(p->out,"%*.*s%s",-w,-w,azCol[i], i==nArg-1 ? "\n": " ");
|
| + }else{
|
| + fprintf(p->out,"%-*.*s%s",w,w,azCol[i], i==nArg-1 ? "\n": " ");
|
| + }
|
| + }
|
| + }
|
| + if( p->showHeader ){
|
| + for(i=0; i<nArg; i++){
|
| + int w;
|
| + if( i<ArraySize(p->actualWidth) ){
|
| + w = p->actualWidth[i];
|
| + if( w<0 ) w = -w;
|
| + }else{
|
| + w = 10;
|
| + }
|
| + fprintf(p->out,"%-*.*s%s",w,w,"-----------------------------------"
|
| + "----------------------------------------------------------",
|
| + i==nArg-1 ? "\n": " ");
|
| + }
|
| + }
|
| + }
|
| + if( azArg==0 ) break;
|
| + for(i=0; i<nArg; i++){
|
| + int w;
|
| + if( i<ArraySize(p->actualWidth) ){
|
| + w = p->actualWidth[i];
|
| + }else{
|
| + w = 10;
|
| + }
|
| + if( p->mode==MODE_Explain && azArg[i] && strlen30(azArg[i])>w ){
|
| + w = strlen30(azArg[i]);
|
| + }
|
| + if( i==1 && p->aiIndent && p->pStmt ){
|
| + if( p->iIndent<p->nIndent ){
|
| + fprintf(p->out, "%*.s", p->aiIndent[p->iIndent], "");
|
| + }
|
| + p->iIndent++;
|
| + }
|
| + if( w<0 ){
|
| + fprintf(p->out,"%*.*s%s",-w,-w,
|
| + azArg[i] ? azArg[i] : p->nullvalue, i==nArg-1 ? "\n": " ");
|
| + }else{
|
| + fprintf(p->out,"%-*.*s%s",w,w,
|
| + azArg[i] ? azArg[i] : p->nullvalue, i==nArg-1 ? "\n": " ");
|
| + }
|
| + }
|
| + break;
|
| + }
|
| + case MODE_Semi:
|
| + case MODE_List: {
|
| + if( p->cnt++==0 && p->showHeader ){
|
| + for(i=0; i<nArg; i++){
|
| + fprintf(p->out,"%s%s",azCol[i], i==nArg-1 ? "\n" : p->separator);
|
| + }
|
| + }
|
| + if( azArg==0 ) break;
|
| + for(i=0; i<nArg; i++){
|
| + char *z = azArg[i];
|
| + if( z==0 ) z = p->nullvalue;
|
| + fprintf(p->out, "%s", z);
|
| + if( i<nArg-1 ){
|
| + fprintf(p->out, "%s", p->separator);
|
| + }else if( p->mode==MODE_Semi ){
|
| + fprintf(p->out, ";\n");
|
| + }else{
|
| + fprintf(p->out, "\n");
|
| + }
|
| + }
|
| + break;
|
| + }
|
| + case MODE_Html: {
|
| + if( p->cnt++==0 && p->showHeader ){
|
| + fprintf(p->out,"<TR>");
|
| + for(i=0; i<nArg; i++){
|
| + fprintf(p->out,"<TH>");
|
| + output_html_string(p->out, azCol[i]);
|
| + fprintf(p->out,"</TH>\n");
|
| + }
|
| + fprintf(p->out,"</TR>\n");
|
| + }
|
| + if( azArg==0 ) break;
|
| + fprintf(p->out,"<TR>");
|
| + for(i=0; i<nArg; i++){
|
| + fprintf(p->out,"<TD>");
|
| + output_html_string(p->out, azArg[i] ? azArg[i] : p->nullvalue);
|
| + fprintf(p->out,"</TD>\n");
|
| + }
|
| + fprintf(p->out,"</TR>\n");
|
| + break;
|
| + }
|
| + case MODE_Tcl: {
|
| + if( p->cnt++==0 && p->showHeader ){
|
| + for(i=0; i<nArg; i++){
|
| + output_c_string(p->out,azCol[i] ? azCol[i] : "");
|
| + if(i<nArg-1) fprintf(p->out, "%s", p->separator);
|
| + }
|
| + fprintf(p->out,"\n");
|
| + }
|
| + if( azArg==0 ) break;
|
| + for(i=0; i<nArg; i++){
|
| + output_c_string(p->out, azArg[i] ? azArg[i] : p->nullvalue);
|
| + if(i<nArg-1) fprintf(p->out, "%s", p->separator);
|
| + }
|
| + fprintf(p->out,"\n");
|
| + break;
|
| + }
|
| + case MODE_Csv: {
|
| +#if defined(WIN32) || defined(_WIN32)
|
| + fflush(p->out);
|
| + _setmode(_fileno(p->out), _O_BINARY);
|
| +#endif
|
| + if( p->cnt++==0 && p->showHeader ){
|
| + for(i=0; i<nArg; i++){
|
| + output_csv(p, azCol[i] ? azCol[i] : "", i<nArg-1);
|
| + }
|
| + fprintf(p->out,"%s",p->newline);
|
| + }
|
| + if( azArg>0 ){
|
| + for(i=0; i<nArg; i++){
|
| + output_csv(p, azArg[i], i<nArg-1);
|
| + }
|
| + fprintf(p->out,"%s",p->newline);
|
| + }
|
| +#if defined(WIN32) || defined(_WIN32)
|
| + fflush(p->out);
|
| + _setmode(_fileno(p->out), _O_TEXT);
|
| +#endif
|
| + break;
|
| + }
|
| + case MODE_Insert: {
|
| + p->cnt++;
|
| + if( azArg==0 ) break;
|
| + fprintf(p->out,"INSERT INTO %s VALUES(",p->zDestTable);
|
| + for(i=0; i<nArg; i++){
|
| + char *zSep = i>0 ? ",": "";
|
| + if( (azArg[i]==0) || (aiType && aiType[i]==SQLITE_NULL) ){
|
| + fprintf(p->out,"%sNULL",zSep);
|
| + }else if( aiType && aiType[i]==SQLITE_TEXT ){
|
| + if( zSep[0] ) fprintf(p->out,"%s",zSep);
|
| + output_quoted_string(p->out, azArg[i]);
|
| + }else if( aiType && (aiType[i]==SQLITE_INTEGER
|
| + || aiType[i]==SQLITE_FLOAT) ){
|
| + fprintf(p->out,"%s%s",zSep, azArg[i]);
|
| + }else if( aiType && aiType[i]==SQLITE_BLOB && p->pStmt ){
|
| + const void *pBlob = sqlite3_column_blob(p->pStmt, i);
|
| + int nBlob = sqlite3_column_bytes(p->pStmt, i);
|
| + if( zSep[0] ) fprintf(p->out,"%s",zSep);
|
| + output_hex_blob(p->out, pBlob, nBlob);
|
| + }else if( isNumber(azArg[i], 0) ){
|
| + fprintf(p->out,"%s%s",zSep, azArg[i]);
|
| + }else{
|
| + if( zSep[0] ) fprintf(p->out,"%s",zSep);
|
| + output_quoted_string(p->out, azArg[i]);
|
| + }
|
| + }
|
| + fprintf(p->out,");\n");
|
| + break;
|
| + }
|
| + }
|
| + return 0;
|
| +}
|
| +
|
| +/*
|
| +** This is the callback routine that the SQLite library
|
| +** invokes for each row of a query result.
|
| +*/
|
| +static int callback(void *pArg, int nArg, char **azArg, char **azCol){
|
| + /* since we don't have type info, call the shell_callback with a NULL value */
|
| + return shell_callback(pArg, nArg, azArg, azCol, NULL);
|
| +}
|
| +
|
| +/*
|
| +** Set the destination table field of the ShellState structure to
|
| +** the name of the table given. Escape any quote characters in the
|
| +** table name.
|
| +*/
|
| +static void set_table_name(ShellState *p, const char *zName){
|
| + int i, n;
|
| + int needQuote;
|
| + char *z;
|
| +
|
| + if( p->zDestTable ){
|
| + free(p->zDestTable);
|
| + p->zDestTable = 0;
|
| + }
|
| + if( zName==0 ) return;
|
| + needQuote = !isalpha((unsigned char)*zName) && *zName!='_';
|
| + for(i=n=0; zName[i]; i++, n++){
|
| + if( !isalnum((unsigned char)zName[i]) && zName[i]!='_' ){
|
| + needQuote = 1;
|
| + if( zName[i]=='\'' ) n++;
|
| + }
|
| + }
|
| + if( needQuote ) n += 2;
|
| + z = p->zDestTable = malloc( n+1 );
|
| + if( z==0 ){
|
| + fprintf(stderr,"Error: out of memory\n");
|
| + exit(1);
|
| + }
|
| + n = 0;
|
| + if( needQuote ) z[n++] = '\'';
|
| + for(i=0; zName[i]; i++){
|
| + z[n++] = zName[i];
|
| + if( zName[i]=='\'' ) z[n++] = '\'';
|
| + }
|
| + if( needQuote ) z[n++] = '\'';
|
| + z[n] = 0;
|
| +}
|
| +
|
| +/* zIn is either a pointer to a NULL-terminated string in memory obtained
|
| +** from malloc(), or a NULL pointer. The string pointed to by zAppend is
|
| +** added to zIn, and the result returned in memory obtained from malloc().
|
| +** zIn, if it was not NULL, is freed.
|
| +**
|
| +** If the third argument, quote, is not '\0', then it is used as a
|
| +** quote character for zAppend.
|
| +*/
|
| +static char *appendText(char *zIn, char const *zAppend, char quote){
|
| + int len;
|
| + int i;
|
| + int nAppend = strlen30(zAppend);
|
| + int nIn = (zIn?strlen30(zIn):0);
|
| +
|
| + len = nAppend+nIn+1;
|
| + if( quote ){
|
| + len += 2;
|
| + for(i=0; i<nAppend; i++){
|
| + if( zAppend[i]==quote ) len++;
|
| + }
|
| + }
|
| +
|
| + zIn = (char *)realloc(zIn, len);
|
| + if( !zIn ){
|
| + return 0;
|
| + }
|
| +
|
| + if( quote ){
|
| + char *zCsr = &zIn[nIn];
|
| + *zCsr++ = quote;
|
| + for(i=0; i<nAppend; i++){
|
| + *zCsr++ = zAppend[i];
|
| + if( zAppend[i]==quote ) *zCsr++ = quote;
|
| + }
|
| + *zCsr++ = quote;
|
| + *zCsr++ = '\0';
|
| + assert( (zCsr-zIn)==len );
|
| + }else{
|
| + memcpy(&zIn[nIn], zAppend, nAppend);
|
| + zIn[len-1] = '\0';
|
| + }
|
| +
|
| + return zIn;
|
| +}
|
| +
|
| +
|
| +/*
|
| +** Execute a query statement that will generate SQL output. Print
|
| +** the result columns, comma-separated, on a line and then add a
|
| +** semicolon terminator to the end of that line.
|
| +**
|
| +** If the number of columns is 1 and that column contains text "--"
|
| +** then write the semicolon on a separate line. That way, if a
|
| +** "--" comment occurs at the end of the statement, the comment
|
| +** won't consume the semicolon terminator.
|
| +*/
|
| +static int run_table_dump_query(
|
| + ShellState *p, /* Query context */
|
| + const char *zSelect, /* SELECT statement to extract content */
|
| + const char *zFirstRow /* Print before first row, if not NULL */
|
| +){
|
| + sqlite3_stmt *pSelect;
|
| + int rc;
|
| + int nResult;
|
| + int i;
|
| + const char *z;
|
| + rc = sqlite3_prepare_v2(p->db, zSelect, -1, &pSelect, 0);
|
| + if( rc!=SQLITE_OK || !pSelect ){
|
| + fprintf(p->out, "/**** ERROR: (%d) %s *****/\n", rc, sqlite3_errmsg(p->db));
|
| + if( (rc&0xff)!=SQLITE_CORRUPT ) p->nErr++;
|
| + return rc;
|
| + }
|
| + rc = sqlite3_step(pSelect);
|
| + nResult = sqlite3_column_count(pSelect);
|
| + while( rc==SQLITE_ROW ){
|
| + if( zFirstRow ){
|
| + fprintf(p->out, "%s", zFirstRow);
|
| + zFirstRow = 0;
|
| + }
|
| + z = (const char*)sqlite3_column_text(pSelect, 0);
|
| + fprintf(p->out, "%s", z);
|
| + for(i=1; i<nResult; i++){
|
| + fprintf(p->out, ",%s", sqlite3_column_text(pSelect, i));
|
| + }
|
| + if( z==0 ) z = "";
|
| + while( z[0] && (z[0]!='-' || z[1]!='-') ) z++;
|
| + if( z[0] ){
|
| + fprintf(p->out, "\n;\n");
|
| + }else{
|
| + fprintf(p->out, ";\n");
|
| + }
|
| + rc = sqlite3_step(pSelect);
|
| + }
|
| + rc = sqlite3_finalize(pSelect);
|
| + if( rc!=SQLITE_OK ){
|
| + fprintf(p->out, "/**** ERROR: (%d) %s *****/\n", rc, sqlite3_errmsg(p->db));
|
| + if( (rc&0xff)!=SQLITE_CORRUPT ) p->nErr++;
|
| + }
|
| + return rc;
|
| +}
|
| +
|
| +/*
|
| +** Allocate space and save off current error string.
|
| +*/
|
| +static char *save_err_msg(
|
| + sqlite3 *db /* Database to query */
|
| +){
|
| + int nErrMsg = 1+strlen30(sqlite3_errmsg(db));
|
| + char *zErrMsg = sqlite3_malloc(nErrMsg);
|
| + if( zErrMsg ){
|
| + memcpy(zErrMsg, sqlite3_errmsg(db), nErrMsg);
|
| + }
|
| + return zErrMsg;
|
| +}
|
| +
|
| +/*
|
| +** Display memory stats.
|
| +*/
|
| +static int display_stats(
|
| + sqlite3 *db, /* Database to query */
|
| + ShellState *pArg, /* Pointer to ShellState */
|
| + int bReset /* True to reset the stats */
|
| +){
|
| + int iCur;
|
| + int iHiwtr;
|
| +
|
| + if( pArg && pArg->out ){
|
| +
|
| + iHiwtr = iCur = -1;
|
| + sqlite3_status(SQLITE_STATUS_MEMORY_USED, &iCur, &iHiwtr, bReset);
|
| + fprintf(pArg->out, "Memory Used: %d (max %d) bytes\n", iCur, iHiwtr);
|
| + iHiwtr = iCur = -1;
|
| + sqlite3_status(SQLITE_STATUS_MALLOC_COUNT, &iCur, &iHiwtr, bReset);
|
| + fprintf(pArg->out, "Number of Outstanding Allocations: %d (max %d)\n", iCur, iHiwtr);
|
| + if( pArg->shellFlgs & SHFLG_Pagecache ){
|
| + iHiwtr = iCur = -1;
|
| + sqlite3_status(SQLITE_STATUS_PAGECACHE_USED, &iCur, &iHiwtr, bReset);
|
| + fprintf(pArg->out, "Number of Pcache Pages Used: %d (max %d) pages\n", iCur, iHiwtr);
|
| + }
|
| + iHiwtr = iCur = -1;
|
| + sqlite3_status(SQLITE_STATUS_PAGECACHE_OVERFLOW, &iCur, &iHiwtr, bReset);
|
| + fprintf(pArg->out, "Number of Pcache Overflow Bytes: %d (max %d) bytes\n", iCur, iHiwtr);
|
| + if( pArg->shellFlgs & SHFLG_Scratch ){
|
| + iHiwtr = iCur = -1;
|
| + sqlite3_status(SQLITE_STATUS_SCRATCH_USED, &iCur, &iHiwtr, bReset);
|
| + fprintf(pArg->out, "Number of Scratch Allocations Used: %d (max %d)\n", iCur, iHiwtr);
|
| + }
|
| + iHiwtr = iCur = -1;
|
| + sqlite3_status(SQLITE_STATUS_SCRATCH_OVERFLOW, &iCur, &iHiwtr, bReset);
|
| + fprintf(pArg->out, "Number of Scratch Overflow Bytes: %d (max %d) bytes\n", iCur, iHiwtr);
|
| + iHiwtr = iCur = -1;
|
| + sqlite3_status(SQLITE_STATUS_MALLOC_SIZE, &iCur, &iHiwtr, bReset);
|
| + fprintf(pArg->out, "Largest Allocation: %d bytes\n", iHiwtr);
|
| + iHiwtr = iCur = -1;
|
| + sqlite3_status(SQLITE_STATUS_PAGECACHE_SIZE, &iCur, &iHiwtr, bReset);
|
| + fprintf(pArg->out, "Largest Pcache Allocation: %d bytes\n", iHiwtr);
|
| + iHiwtr = iCur = -1;
|
| + sqlite3_status(SQLITE_STATUS_SCRATCH_SIZE, &iCur, &iHiwtr, bReset);
|
| + fprintf(pArg->out, "Largest Scratch Allocation: %d bytes\n", iHiwtr);
|
| +#ifdef YYTRACKMAXSTACKDEPTH
|
| + iHiwtr = iCur = -1;
|
| + sqlite3_status(SQLITE_STATUS_PARSER_STACK, &iCur, &iHiwtr, bReset);
|
| + fprintf(pArg->out, "Deepest Parser Stack: %d (max %d)\n", iCur, iHiwtr);
|
| +#endif
|
| + }
|
| +
|
| + if( pArg && pArg->out && db ){
|
| + if( pArg->shellFlgs & SHFLG_Lookaside ){
|
| + iHiwtr = iCur = -1;
|
| + sqlite3_db_status(db, SQLITE_DBSTATUS_LOOKASIDE_USED, &iCur, &iHiwtr, bReset);
|
| + fprintf(pArg->out, "Lookaside Slots Used: %d (max %d)\n", iCur, iHiwtr);
|
| + sqlite3_db_status(db, SQLITE_DBSTATUS_LOOKASIDE_HIT, &iCur, &iHiwtr, bReset);
|
| + fprintf(pArg->out, "Successful lookaside attempts: %d\n", iHiwtr);
|
| + sqlite3_db_status(db, SQLITE_DBSTATUS_LOOKASIDE_MISS_SIZE, &iCur, &iHiwtr, bReset);
|
| + fprintf(pArg->out, "Lookaside failures due to size: %d\n", iHiwtr);
|
| + sqlite3_db_status(db, SQLITE_DBSTATUS_LOOKASIDE_MISS_FULL, &iCur, &iHiwtr, bReset);
|
| + fprintf(pArg->out, "Lookaside failures due to OOM: %d\n", iHiwtr);
|
| + }
|
| + iHiwtr = iCur = -1;
|
| + sqlite3_db_status(db, SQLITE_DBSTATUS_CACHE_USED, &iCur, &iHiwtr, bReset);
|
| + fprintf(pArg->out, "Pager Heap Usage: %d bytes\n", iCur); iHiwtr = iCur = -1;
|
| + sqlite3_db_status(db, SQLITE_DBSTATUS_CACHE_HIT, &iCur, &iHiwtr, 1);
|
| + fprintf(pArg->out, "Page cache hits: %d\n", iCur);
|
| + iHiwtr = iCur = -1;
|
| + sqlite3_db_status(db, SQLITE_DBSTATUS_CACHE_MISS, &iCur, &iHiwtr, 1);
|
| + fprintf(pArg->out, "Page cache misses: %d\n", iCur);
|
| + iHiwtr = iCur = -1;
|
| + sqlite3_db_status(db, SQLITE_DBSTATUS_CACHE_WRITE, &iCur, &iHiwtr, 1);
|
| + fprintf(pArg->out, "Page cache writes: %d\n", iCur);
|
| + iHiwtr = iCur = -1;
|
| + sqlite3_db_status(db, SQLITE_DBSTATUS_SCHEMA_USED, &iCur, &iHiwtr, bReset);
|
| + fprintf(pArg->out, "Schema Heap Usage: %d bytes\n", iCur);
|
| + iHiwtr = iCur = -1;
|
| + sqlite3_db_status(db, SQLITE_DBSTATUS_STMT_USED, &iCur, &iHiwtr, bReset);
|
| + fprintf(pArg->out, "Statement Heap/Lookaside Usage: %d bytes\n", iCur);
|
| + }
|
| +
|
| + if( pArg && pArg->out && db && pArg->pStmt ){
|
| + iCur = sqlite3_stmt_status(pArg->pStmt, SQLITE_STMTSTATUS_FULLSCAN_STEP, bReset);
|
| + fprintf(pArg->out, "Fullscan Steps: %d\n", iCur);
|
| + iCur = sqlite3_stmt_status(pArg->pStmt, SQLITE_STMTSTATUS_SORT, bReset);
|
| + fprintf(pArg->out, "Sort Operations: %d\n", iCur);
|
| + iCur = sqlite3_stmt_status(pArg->pStmt, SQLITE_STMTSTATUS_AUTOINDEX, bReset);
|
| + fprintf(pArg->out, "Autoindex Inserts: %d\n", iCur);
|
| + iCur = sqlite3_stmt_status(pArg->pStmt, SQLITE_STMTSTATUS_VM_STEP, bReset);
|
| + fprintf(pArg->out, "Virtual Machine Steps: %d\n", iCur);
|
| + }
|
| +
|
| + return 0;
|
| +}
|
| +
|
| +/*
|
| +** Parameter azArray points to a zero-terminated array of strings. zStr
|
| +** points to a single nul-terminated string. Return non-zero if zStr
|
| +** is equal, according to strcmp(), to any of the strings in the array.
|
| +** Otherwise, return zero.
|
| +*/
|
| +static int str_in_array(const char *zStr, const char **azArray){
|
| + int i;
|
| + for(i=0; azArray[i]; i++){
|
| + if( 0==strcmp(zStr, azArray[i]) ) return 1;
|
| + }
|
| + return 0;
|
| +}
|
| +
|
| +/*
|
| +** If compiled statement pSql appears to be an EXPLAIN statement, allocate
|
| +** and populate the ShellState.aiIndent[] array with the number of
|
| +** spaces each opcode should be indented before it is output.
|
| +**
|
| +** The indenting rules are:
|
| +**
|
| +** * For each "Next", "Prev", "VNext" or "VPrev" instruction, indent
|
| +** all opcodes that occur between the p2 jump destination and the opcode
|
| +** itself by 2 spaces.
|
| +**
|
| +** * For each "Goto", if the jump destination is earlier in the program
|
| +** and ends on one of:
|
| +** Yield SeekGt SeekLt RowSetRead Rewind
|
| +** or if the P1 parameter is one instead of zero,
|
| +** then indent all opcodes between the earlier instruction
|
| +** and "Goto" by 2 spaces.
|
| +*/
|
| +static void explain_data_prepare(ShellState *p, sqlite3_stmt *pSql){
|
| + const char *zSql; /* The text of the SQL statement */
|
| + const char *z; /* Used to check if this is an EXPLAIN */
|
| + int *abYield = 0; /* True if op is an OP_Yield */
|
| + int nAlloc = 0; /* Allocated size of p->aiIndent[], abYield */
|
| + int iOp; /* Index of operation in p->aiIndent[] */
|
| +
|
| + const char *azNext[] = { "Next", "Prev", "VPrev", "VNext", "SorterNext",
|
| + "NextIfOpen", "PrevIfOpen", 0 };
|
| + const char *azYield[] = { "Yield", "SeekLT", "SeekGT", "RowSetRead", "Rewind", 0 };
|
| + const char *azGoto[] = { "Goto", 0 };
|
| +
|
| + /* Try to figure out if this is really an EXPLAIN statement. If this
|
| + ** cannot be verified, return early. */
|
| + zSql = sqlite3_sql(pSql);
|
| + if( zSql==0 ) return;
|
| + for(z=zSql; *z==' ' || *z=='\t' || *z=='\n' || *z=='\f' || *z=='\r'; z++);
|
| + if( sqlite3_strnicmp(z, "explain", 7) ) return;
|
| +
|
| + for(iOp=0; SQLITE_ROW==sqlite3_step(pSql); iOp++){
|
| + int i;
|
| + int iAddr = sqlite3_column_int(pSql, 0);
|
| + const char *zOp = (const char*)sqlite3_column_text(pSql, 1);
|
| +
|
| + /* Set p2 to the P2 field of the current opcode. Then, assuming that
|
| + ** p2 is an instruction address, set variable p2op to the index of that
|
| + ** instruction in the aiIndent[] array. p2 and p2op may be different if
|
| + ** the current instruction is part of a sub-program generated by an
|
| + ** SQL trigger or foreign key. */
|
| + int p2 = sqlite3_column_int(pSql, 3);
|
| + int p2op = (p2 + (iOp-iAddr));
|
| +
|
| + /* Grow the p->aiIndent array as required */
|
| + if( iOp>=nAlloc ){
|
| + nAlloc += 100;
|
| + p->aiIndent = (int*)sqlite3_realloc(p->aiIndent, nAlloc*sizeof(int));
|
| + abYield = (int*)sqlite3_realloc(abYield, nAlloc*sizeof(int));
|
| + }
|
| + abYield[iOp] = str_in_array(zOp, azYield);
|
| + p->aiIndent[iOp] = 0;
|
| + p->nIndent = iOp+1;
|
| +
|
| + if( str_in_array(zOp, azNext) ){
|
| + for(i=p2op; i<iOp; i++) p->aiIndent[i] += 2;
|
| + }
|
| + if( str_in_array(zOp, azGoto) && p2op<p->nIndent
|
| + && (abYield[p2op] || sqlite3_column_int(pSql, 2))
|
| + ){
|
| + for(i=p2op+1; i<iOp; i++) p->aiIndent[i] += 2;
|
| + }
|
| + }
|
| +
|
| + p->iIndent = 0;
|
| + sqlite3_free(abYield);
|
| + sqlite3_reset(pSql);
|
| +}
|
| +
|
| +/*
|
| +** Free the array allocated by explain_data_prepare().
|
| +*/
|
| +static void explain_data_delete(ShellState *p){
|
| + sqlite3_free(p->aiIndent);
|
| + p->aiIndent = 0;
|
| + p->nIndent = 0;
|
| + p->iIndent = 0;
|
| +}
|
| +
|
| +/*
|
| +** Execute a statement or set of statements. Print
|
| +** any result rows/columns depending on the current mode
|
| +** set via the supplied callback.
|
| +**
|
| +** This is very similar to SQLite's built-in sqlite3_exec()
|
| +** function except it takes a slightly different callback
|
| +** and callback data argument.
|
| +*/
|
| +static int shell_exec(
|
| + sqlite3 *db, /* An open database */
|
| + const char *zSql, /* SQL to be evaluated */
|
| + int (*xCallback)(void*,int,char**,char**,int*), /* Callback function */
|
| + /* (not the same as sqlite3_exec) */
|
| + ShellState *pArg, /* Pointer to ShellState */
|
| + char **pzErrMsg /* Error msg written here */
|
| +){
|
| + sqlite3_stmt *pStmt = NULL; /* Statement to execute. */
|
| + int rc = SQLITE_OK; /* Return Code */
|
| + int rc2;
|
| + const char *zLeftover; /* Tail of unprocessed SQL */
|
| +
|
| + if( pzErrMsg ){
|
| + *pzErrMsg = NULL;
|
| + }
|
| +
|
| + while( zSql[0] && (SQLITE_OK == rc) ){
|
| + rc = sqlite3_prepare_v2(db, zSql, -1, &pStmt, &zLeftover);
|
| + if( SQLITE_OK != rc ){
|
| + if( pzErrMsg ){
|
| + *pzErrMsg = save_err_msg(db);
|
| + }
|
| + }else{
|
| + if( !pStmt ){
|
| + /* this happens for a comment or white-space */
|
| + zSql = zLeftover;
|
| + while( IsSpace(zSql[0]) ) zSql++;
|
| + continue;
|
| + }
|
| +
|
| + /* save off the prepared statment handle and reset row count */
|
| + if( pArg ){
|
| + pArg->pStmt = pStmt;
|
| + pArg->cnt = 0;
|
| + }
|
| +
|
| + /* echo the sql statement if echo on */
|
| + if( pArg && pArg->echoOn ){
|
| + const char *zStmtSql = sqlite3_sql(pStmt);
|
| + fprintf(pArg->out, "%s\n", zStmtSql ? zStmtSql : zSql);
|
| + }
|
| +
|
| + /* Show the EXPLAIN QUERY PLAN if .eqp is on */
|
| + if( pArg && pArg->autoEQP ){
|
| + sqlite3_stmt *pExplain;
|
| + char *zEQP = sqlite3_mprintf("EXPLAIN QUERY PLAN %s", sqlite3_sql(pStmt));
|
| + rc = sqlite3_prepare_v2(db, zEQP, -1, &pExplain, 0);
|
| + if( rc==SQLITE_OK ){
|
| + while( sqlite3_step(pExplain)==SQLITE_ROW ){
|
| + fprintf(pArg->out,"--EQP-- %d,", sqlite3_column_int(pExplain, 0));
|
| + fprintf(pArg->out,"%d,", sqlite3_column_int(pExplain, 1));
|
| + fprintf(pArg->out,"%d,", sqlite3_column_int(pExplain, 2));
|
| + fprintf(pArg->out,"%s\n", sqlite3_column_text(pExplain, 3));
|
| + }
|
| + }
|
| + sqlite3_finalize(pExplain);
|
| + sqlite3_free(zEQP);
|
| + }
|
| +
|
| + /* If the shell is currently in ".explain" mode, gather the extra
|
| + ** data required to add indents to the output.*/
|
| + if( pArg && pArg->mode==MODE_Explain ){
|
| + explain_data_prepare(pArg, pStmt);
|
| + }
|
| +
|
| + /* perform the first step. this will tell us if we
|
| + ** have a result set or not and how wide it is.
|
| + */
|
| + rc = sqlite3_step(pStmt);
|
| + /* if we have a result set... */
|
| + if( SQLITE_ROW == rc ){
|
| + /* if we have a callback... */
|
| + if( xCallback ){
|
| + /* allocate space for col name ptr, value ptr, and type */
|
| + int nCol = sqlite3_column_count(pStmt);
|
| + void *pData = sqlite3_malloc(3*nCol*sizeof(const char*) + 1);
|
| + if( !pData ){
|
| + rc = SQLITE_NOMEM;
|
| + }else{
|
| + char **azCols = (char **)pData; /* Names of result columns */
|
| + char **azVals = &azCols[nCol]; /* Results */
|
| + int *aiTypes = (int *)&azVals[nCol]; /* Result types */
|
| + int i, x;
|
| + assert(sizeof(int) <= sizeof(char *));
|
| + /* save off ptrs to column names */
|
| + for(i=0; i<nCol; i++){
|
| + azCols[i] = (char *)sqlite3_column_name(pStmt, i);
|
| + }
|
| + do{
|
| + /* extract the data and data types */
|
| + for(i=0; i<nCol; i++){
|
| + aiTypes[i] = x = sqlite3_column_type(pStmt, i);
|
| + if( x==SQLITE_BLOB && pArg && pArg->mode==MODE_Insert ){
|
| + azVals[i] = "";
|
| + }else{
|
| + azVals[i] = (char*)sqlite3_column_text(pStmt, i);
|
| + }
|
| + if( !azVals[i] && (aiTypes[i]!=SQLITE_NULL) ){
|
| + rc = SQLITE_NOMEM;
|
| + break; /* from for */
|
| + }
|
| + } /* end for */
|
| +
|
| + /* if data and types extracted successfully... */
|
| + if( SQLITE_ROW == rc ){
|
| + /* call the supplied callback with the result row data */
|
| + if( xCallback(pArg, nCol, azVals, azCols, aiTypes) ){
|
| + rc = SQLITE_ABORT;
|
| + }else{
|
| + rc = sqlite3_step(pStmt);
|
| + }
|
| + }
|
| + } while( SQLITE_ROW == rc );
|
| + sqlite3_free(pData);
|
| + }
|
| + }else{
|
| + do{
|
| + rc = sqlite3_step(pStmt);
|
| + } while( rc == SQLITE_ROW );
|
| + }
|
| + }
|
| +
|
| + explain_data_delete(pArg);
|
| +
|
| + /* print usage stats if stats on */
|
| + if( pArg && pArg->statsOn ){
|
| + display_stats(db, pArg, 0);
|
| + }
|
| +
|
| + /* Finalize the statement just executed. If this fails, save a
|
| + ** copy of the error message. Otherwise, set zSql to point to the
|
| + ** next statement to execute. */
|
| + rc2 = sqlite3_finalize(pStmt);
|
| + if( rc!=SQLITE_NOMEM ) rc = rc2;
|
| + if( rc==SQLITE_OK ){
|
| + zSql = zLeftover;
|
| + while( IsSpace(zSql[0]) ) zSql++;
|
| + }else if( pzErrMsg ){
|
| + *pzErrMsg = save_err_msg(db);
|
| + }
|
| +
|
| + /* clear saved stmt handle */
|
| + if( pArg ){
|
| + pArg->pStmt = NULL;
|
| + }
|
| + }
|
| + } /* end while */
|
| +
|
| + return rc;
|
| +}
|
| +
|
| +
|
| +/*
|
| +** This is a different callback routine used for dumping the database.
|
| +** Each row received by this callback consists of a table name,
|
| +** the table type ("index" or "table") and SQL to create the table.
|
| +** This routine should print text sufficient to recreate the table.
|
| +*/
|
| +static int dump_callback(void *pArg, int nArg, char **azArg, char **azCol){
|
| + int rc;
|
| + const char *zTable;
|
| + const char *zType;
|
| + const char *zSql;
|
| + const char *zPrepStmt = 0;
|
| + ShellState *p = (ShellState *)pArg;
|
| +
|
| + UNUSED_PARAMETER(azCol);
|
| + if( nArg!=3 ) return 1;
|
| + zTable = azArg[0];
|
| + zType = azArg[1];
|
| + zSql = azArg[2];
|
| +
|
| + if( strcmp(zTable, "sqlite_sequence")==0 ){
|
| + zPrepStmt = "DELETE FROM sqlite_sequence;\n";
|
| + }else if( sqlite3_strglob("sqlite_stat?", zTable)==0 ){
|
| + fprintf(p->out, "ANALYZE sqlite_master;\n");
|
| + }else if( strncmp(zTable, "sqlite_", 7)==0 ){
|
| + return 0;
|
| + }else if( strncmp(zSql, "CREATE VIRTUAL TABLE", 20)==0 ){
|
| + char *zIns;
|
| + if( !p->writableSchema ){
|
| + fprintf(p->out, "PRAGMA writable_schema=ON;\n");
|
| + p->writableSchema = 1;
|
| + }
|
| + zIns = sqlite3_mprintf(
|
| + "INSERT INTO sqlite_master(type,name,tbl_name,rootpage,sql)"
|
| + "VALUES('table','%q','%q',0,'%q');",
|
| + zTable, zTable, zSql);
|
| + fprintf(p->out, "%s\n", zIns);
|
| + sqlite3_free(zIns);
|
| + return 0;
|
| + }else{
|
| + fprintf(p->out, "%s;\n", zSql);
|
| + }
|
| +
|
| + if( strcmp(zType, "table")==0 ){
|
| + sqlite3_stmt *pTableInfo = 0;
|
| + char *zSelect = 0;
|
| + char *zTableInfo = 0;
|
| + char *zTmp = 0;
|
| + int nRow = 0;
|
| +
|
| + zTableInfo = appendText(zTableInfo, "PRAGMA table_info(", 0);
|
| + zTableInfo = appendText(zTableInfo, zTable, '"');
|
| + zTableInfo = appendText(zTableInfo, ");", 0);
|
| +
|
| + rc = sqlite3_prepare_v2(p->db, zTableInfo, -1, &pTableInfo, 0);
|
| + free(zTableInfo);
|
| + if( rc!=SQLITE_OK || !pTableInfo ){
|
| + return 1;
|
| + }
|
| +
|
| + zSelect = appendText(zSelect, "SELECT 'INSERT INTO ' || ", 0);
|
| + /* Always quote the table name, even if it appears to be pure ascii,
|
| + ** in case it is a keyword. Ex: INSERT INTO "table" ... */
|
| + zTmp = appendText(zTmp, zTable, '"');
|
| + if( zTmp ){
|
| + zSelect = appendText(zSelect, zTmp, '\'');
|
| + free(zTmp);
|
| + }
|
| + zSelect = appendText(zSelect, " || ' VALUES(' || ", 0);
|
| + rc = sqlite3_step(pTableInfo);
|
| + while( rc==SQLITE_ROW ){
|
| + const char *zText = (const char *)sqlite3_column_text(pTableInfo, 1);
|
| + zSelect = appendText(zSelect, "quote(", 0);
|
| + zSelect = appendText(zSelect, zText, '"');
|
| + rc = sqlite3_step(pTableInfo);
|
| + if( rc==SQLITE_ROW ){
|
| + zSelect = appendText(zSelect, "), ", 0);
|
| + }else{
|
| + zSelect = appendText(zSelect, ") ", 0);
|
| + }
|
| + nRow++;
|
| + }
|
| + rc = sqlite3_finalize(pTableInfo);
|
| + if( rc!=SQLITE_OK || nRow==0 ){
|
| + free(zSelect);
|
| + return 1;
|
| + }
|
| + zSelect = appendText(zSelect, "|| ')' FROM ", 0);
|
| + zSelect = appendText(zSelect, zTable, '"');
|
| +
|
| + rc = run_table_dump_query(p, zSelect, zPrepStmt);
|
| + if( rc==SQLITE_CORRUPT ){
|
| + zSelect = appendText(zSelect, " ORDER BY rowid DESC", 0);
|
| + run_table_dump_query(p, zSelect, 0);
|
| + }
|
| + free(zSelect);
|
| + }
|
| + return 0;
|
| +}
|
| +
|
| +/*
|
| +** Run zQuery. Use dump_callback() as the callback routine so that
|
| +** the contents of the query are output as SQL statements.
|
| +**
|
| +** If we get a SQLITE_CORRUPT error, rerun the query after appending
|
| +** "ORDER BY rowid DESC" to the end.
|
| +*/
|
| +static int run_schema_dump_query(
|
| + ShellState *p,
|
| + const char *zQuery
|
| +){
|
| + int rc;
|
| + char *zErr = 0;
|
| + rc = sqlite3_exec(p->db, zQuery, dump_callback, p, &zErr);
|
| + if( rc==SQLITE_CORRUPT ){
|
| + char *zQ2;
|
| + int len = strlen30(zQuery);
|
| + fprintf(p->out, "/****** CORRUPTION ERROR *******/\n");
|
| + if( zErr ){
|
| + fprintf(p->out, "/****** %s ******/\n", zErr);
|
| + sqlite3_free(zErr);
|
| + zErr = 0;
|
| + }
|
| + zQ2 = malloc( len+100 );
|
| + if( zQ2==0 ) return rc;
|
| + sqlite3_snprintf(len+100, zQ2, "%s ORDER BY rowid DESC", zQuery);
|
| + rc = sqlite3_exec(p->db, zQ2, dump_callback, p, &zErr);
|
| + if( rc ){
|
| + fprintf(p->out, "/****** ERROR: %s ******/\n", zErr);
|
| + }else{
|
| + rc = SQLITE_CORRUPT;
|
| + }
|
| + sqlite3_free(zErr);
|
| + free(zQ2);
|
| + }
|
| + return rc;
|
| +}
|
| +
|
| +/*
|
| +** Text of a help message
|
| +*/
|
| +static char zHelp[] =
|
| + ".backup ?DB? FILE Backup DB (default \"main\") to FILE\n"
|
| + ".bail on|off Stop after hitting an error. Default OFF\n"
|
| + ".clone NEWDB Clone data into NEWDB from the existing database\n"
|
| + ".databases List names and files of attached databases\n"
|
| + ".dump ?TABLE? ... Dump the database in an SQL text format\n"
|
| + " If TABLE specified, only dump tables matching\n"
|
| + " LIKE pattern TABLE.\n"
|
| + ".echo on|off Turn command echo on or off\n"
|
| + ".eqp on|off Enable or disable automatic EXPLAIN QUERY PLAN\n"
|
| + ".exit Exit this program\n"
|
| + ".explain ?on|off? Turn output mode suitable for EXPLAIN on or off.\n"
|
| + " With no args, it turns EXPLAIN on.\n"
|
| + ".fullschema Show schema and the content of sqlite_stat tables\n"
|
| + ".headers on|off Turn display of headers on or off\n"
|
| + ".help Show this message\n"
|
| + ".import FILE TABLE Import data from FILE into TABLE\n"
|
| + ".indices ?TABLE? Show names of all indices\n"
|
| + " If TABLE specified, only show indices for tables\n"
|
| + " matching LIKE pattern TABLE.\n"
|
| +#ifdef SQLITE_ENABLE_IOTRACE
|
| + ".iotrace FILE Enable I/O diagnostic logging to FILE\n"
|
| +#endif
|
| +#ifndef SQLITE_OMIT_LOAD_EXTENSION
|
| + ".load FILE ?ENTRY? Load an extension library\n"
|
| +#endif
|
| + ".log FILE|off Turn logging on or off. FILE can be stderr/stdout\n"
|
| + ".mode MODE ?TABLE? Set output mode where MODE is one of:\n"
|
| + " csv Comma-separated values\n"
|
| + " column Left-aligned columns. (See .width)\n"
|
| + " html HTML <table> code\n"
|
| + " insert SQL insert statements for TABLE\n"
|
| + " line One value per line\n"
|
| + " list Values delimited by .separator string\n"
|
| + " tabs Tab-separated values\n"
|
| + " tcl TCL list elements\n"
|
| + ".nullvalue STRING Use STRING in place of NULL values\n"
|
| + ".once FILENAME Output for the next SQL command only to FILENAME\n"
|
| + ".open ?FILENAME? Close existing database and reopen FILENAME\n"
|
| + ".output ?FILENAME? Send output to FILENAME or stdout\n"
|
| + ".print STRING... Print literal STRING\n"
|
| + ".prompt MAIN CONTINUE Replace the standard prompts\n"
|
| + ".quit Exit this program\n"
|
| + ".read FILENAME Execute SQL in FILENAME\n"
|
| + ".restore ?DB? FILE Restore content of DB (default \"main\") from FILE\n"
|
| + ".save FILE Write in-memory database into FILE\n"
|
| + ".schema ?TABLE? Show the CREATE statements\n"
|
| + " If TABLE specified, only show tables matching\n"
|
| + " LIKE pattern TABLE.\n"
|
| + ".separator STRING ?NL? Change separator used by output mode and .import\n"
|
| + " NL is the end-of-line mark for CSV\n"
|
| + ".shell CMD ARGS... Run CMD ARGS... in a system shell\n"
|
| + ".show Show the current values for various settings\n"
|
| + ".stats on|off Turn stats on or off\n"
|
| + ".system CMD ARGS... Run CMD ARGS... in a system shell\n"
|
| + ".tables ?TABLE? List names of tables\n"
|
| + " If TABLE specified, only list tables matching\n"
|
| + " LIKE pattern TABLE.\n"
|
| + ".timeout MS Try opening locked tables for MS milliseconds\n"
|
| + ".timer on|off Turn SQL timer on or off\n"
|
| + ".trace FILE|off Output each SQL statement as it is run\n"
|
| + ".vfsname ?AUX? Print the name of the VFS stack\n"
|
| + ".width NUM1 NUM2 ... Set column widths for \"column\" mode\n"
|
| + " Negative values right-justify\n"
|
| +;
|
| +
|
| +/* Forward reference */
|
| +static int process_input(ShellState *p, FILE *in);
|
| +/*
|
| +** Implementation of the "readfile(X)" SQL function. The entire content
|
| +** of the file named X is read and returned as a BLOB. NULL is returned
|
| +** if the file does not exist or is unreadable.
|
| +*/
|
| +static void readfileFunc(
|
| + sqlite3_context *context,
|
| + int argc,
|
| + sqlite3_value **argv
|
| +){
|
| + const char *zName;
|
| + FILE *in;
|
| + long nIn;
|
| + void *pBuf;
|
| +
|
| + zName = (const char*)sqlite3_value_text(argv[0]);
|
| + if( zName==0 ) return;
|
| + in = fopen(zName, "rb");
|
| + if( in==0 ) return;
|
| + fseek(in, 0, SEEK_END);
|
| + nIn = ftell(in);
|
| + rewind(in);
|
| + pBuf = sqlite3_malloc( nIn );
|
| + if( pBuf && 1==fread(pBuf, nIn, 1, in) ){
|
| + sqlite3_result_blob(context, pBuf, nIn, sqlite3_free);
|
| + }else{
|
| + sqlite3_free(pBuf);
|
| + }
|
| + fclose(in);
|
| +}
|
| +
|
| +/*
|
| +** Implementation of the "writefile(X,Y)" SQL function. The argument Y
|
| +** is written into file X. The number of bytes written is returned. Or
|
| +** NULL is returned if something goes wrong, such as being unable to open
|
| +** file X for writing.
|
| +*/
|
| +static void writefileFunc(
|
| + sqlite3_context *context,
|
| + int argc,
|
| + sqlite3_value **argv
|
| +){
|
| + FILE *out;
|
| + const char *z;
|
| + sqlite3_int64 rc;
|
| + const char *zFile;
|
| +
|
| + zFile = (const char*)sqlite3_value_text(argv[0]);
|
| + if( zFile==0 ) return;
|
| + out = fopen(zFile, "wb");
|
| + if( out==0 ) return;
|
| + z = (const char*)sqlite3_value_blob(argv[1]);
|
| + if( z==0 ){
|
| + rc = 0;
|
| + }else{
|
| + rc = fwrite(z, 1, sqlite3_value_bytes(argv[1]), out);
|
| + }
|
| + fclose(out);
|
| + sqlite3_result_int64(context, rc);
|
| +}
|
| +
|
| +/*
|
| +** Make sure the database is open. If it is not, then open it. If
|
| +** the database fails to open, print an error message and exit.
|
| +*/
|
| +static void open_db(ShellState *p, int keepAlive){
|
| + if( p->db==0 ){
|
| + sqlite3_initialize();
|
| + sqlite3_open(p->zDbFilename, &p->db);
|
| + db = p->db;
|
| + if( db && sqlite3_errcode(db)==SQLITE_OK ){
|
| + sqlite3_create_function(db, "shellstatic", 0, SQLITE_UTF8, 0,
|
| + shellstaticFunc, 0, 0);
|
| + }
|
| + if( db==0 || SQLITE_OK!=sqlite3_errcode(db) ){
|
| + fprintf(stderr,"Error: unable to open database \"%s\": %s\n",
|
| + p->zDbFilename, sqlite3_errmsg(db));
|
| + if( keepAlive ) return;
|
| + exit(1);
|
| + }
|
| +#ifndef SQLITE_OMIT_LOAD_EXTENSION
|
| + sqlite3_enable_load_extension(p->db, 1);
|
| +#endif
|
| + sqlite3_create_function(db, "readfile", 1, SQLITE_UTF8, 0,
|
| + readfileFunc, 0, 0);
|
| + sqlite3_create_function(db, "writefile", 2, SQLITE_UTF8, 0,
|
| + writefileFunc, 0, 0);
|
| + }
|
| +}
|
| +
|
| +/*
|
| +** Do C-language style dequoting.
|
| +**
|
| +** \t -> tab
|
| +** \n -> newline
|
| +** \r -> carriage return
|
| +** \" -> "
|
| +** \NNN -> ascii character NNN in octal
|
| +** \\ -> backslash
|
| +*/
|
| +static void resolve_backslashes(char *z){
|
| + int i, j;
|
| + char c;
|
| + while( *z && *z!='\\' ) z++;
|
| + for(i=j=0; (c = z[i])!=0; i++, j++){
|
| + if( c=='\\' ){
|
| + c = z[++i];
|
| + if( c=='n' ){
|
| + c = '\n';
|
| + }else if( c=='t' ){
|
| + c = '\t';
|
| + }else if( c=='r' ){
|
| + c = '\r';
|
| + }else if( c=='\\' ){
|
| + c = '\\';
|
| + }else if( c>='0' && c<='7' ){
|
| + c -= '0';
|
| + if( z[i+1]>='0' && z[i+1]<='7' ){
|
| + i++;
|
| + c = (c<<3) + z[i] - '0';
|
| + if( z[i+1]>='0' && z[i+1]<='7' ){
|
| + i++;
|
| + c = (c<<3) + z[i] - '0';
|
| + }
|
| + }
|
| + }
|
| + }
|
| + z[j] = c;
|
| + }
|
| + if( j<i ) z[j] = 0;
|
| +}
|
| +
|
| +/*
|
| +** Return the value of a hexadecimal digit. Return -1 if the input
|
| +** is not a hex digit.
|
| +*/
|
| +static int hexDigitValue(char c){
|
| + if( c>='0' && c<='9' ) return c - '0';
|
| + if( c>='a' && c<='f' ) return c - 'a' + 10;
|
| + if( c>='A' && c<='F' ) return c - 'A' + 10;
|
| + return -1;
|
| +}
|
| +
|
| +/*
|
| +** Interpret zArg as an integer value, possibly with suffixes.
|
| +*/
|
| +static sqlite3_int64 integerValue(const char *zArg){
|
| + sqlite3_int64 v = 0;
|
| + static const struct { char *zSuffix; int iMult; } aMult[] = {
|
| + { "KiB", 1024 },
|
| + { "MiB", 1024*1024 },
|
| + { "GiB", 1024*1024*1024 },
|
| + { "KB", 1000 },
|
| + { "MB", 1000000 },
|
| + { "GB", 1000000000 },
|
| + { "K", 1000 },
|
| + { "M", 1000000 },
|
| + { "G", 1000000000 },
|
| + };
|
| + int i;
|
| + int isNeg = 0;
|
| + if( zArg[0]=='-' ){
|
| + isNeg = 1;
|
| + zArg++;
|
| + }else if( zArg[0]=='+' ){
|
| + zArg++;
|
| + }
|
| + if( zArg[0]=='0' && zArg[1]=='x' ){
|
| + int x;
|
| + zArg += 2;
|
| + while( (x = hexDigitValue(zArg[0]))>=0 ){
|
| + v = (v<<4) + x;
|
| + zArg++;
|
| + }
|
| + }else{
|
| + while( IsDigit(zArg[0]) ){
|
| + v = v*10 + zArg[0] - '0';
|
| + zArg++;
|
| + }
|
| + }
|
| + for(i=0; i<ArraySize(aMult); i++){
|
| + if( sqlite3_stricmp(aMult[i].zSuffix, zArg)==0 ){
|
| + v *= aMult[i].iMult;
|
| + break;
|
| + }
|
| + }
|
| + return isNeg? -v : v;
|
| +}
|
| +
|
| +/*
|
| +** Interpret zArg as either an integer or a boolean value. Return 1 or 0
|
| +** for TRUE and FALSE. Return the integer value if appropriate.
|
| +*/
|
| +static int booleanValue(char *zArg){
|
| + int i;
|
| + if( zArg[0]=='0' && zArg[1]=='x' ){
|
| + for(i=2; hexDigitValue(zArg[i])>=0; i++){}
|
| + }else{
|
| + for(i=0; zArg[i]>='0' && zArg[i]<='9'; i++){}
|
| + }
|
| + if( i>0 && zArg[i]==0 ) return (int)(integerValue(zArg) & 0xffffffff);
|
| + if( sqlite3_stricmp(zArg, "on")==0 || sqlite3_stricmp(zArg,"yes")==0 ){
|
| + return 1;
|
| + }
|
| + if( sqlite3_stricmp(zArg, "off")==0 || sqlite3_stricmp(zArg,"no")==0 ){
|
| + return 0;
|
| + }
|
| + fprintf(stderr, "ERROR: Not a boolean value: \"%s\". Assuming \"no\".\n",
|
| + zArg);
|
| + return 0;
|
| +}
|
| +
|
| +/*
|
| +** Close an output file, assuming it is not stderr or stdout
|
| +*/
|
| +static void output_file_close(FILE *f){
|
| + if( f && f!=stdout && f!=stderr ) fclose(f);
|
| +}
|
| +
|
| +/*
|
| +** Try to open an output file. The names "stdout" and "stderr" are
|
| +** recognized and do the right thing. NULL is returned if the output
|
| +** filename is "off".
|
| +*/
|
| +static FILE *output_file_open(const char *zFile){
|
| + FILE *f;
|
| + if( strcmp(zFile,"stdout")==0 ){
|
| + f = stdout;
|
| + }else if( strcmp(zFile, "stderr")==0 ){
|
| + f = stderr;
|
| + }else if( strcmp(zFile, "off")==0 ){
|
| + f = 0;
|
| + }else{
|
| + f = fopen(zFile, "wb");
|
| + if( f==0 ){
|
| + fprintf(stderr, "Error: cannot open \"%s\"\n", zFile);
|
| + }
|
| + }
|
| + return f;
|
| +}
|
| +
|
| +/*
|
| +** A routine for handling output from sqlite3_trace().
|
| +*/
|
| +static void sql_trace_callback(void *pArg, const char *z){
|
| + FILE *f = (FILE*)pArg;
|
| + if( f ){
|
| + int i = (int)strlen(z);
|
| + while( i>0 && z[i-1]==';' ){ i--; }
|
| + fprintf(f, "%.*s;\n", i, z);
|
| + }
|
| +}
|
| +
|
| +/*
|
| +** A no-op routine that runs with the ".breakpoint" doc-command. This is
|
| +** a useful spot to set a debugger breakpoint.
|
| +*/
|
| +static void test_breakpoint(void){
|
| + static int nCall = 0;
|
| + nCall++;
|
| +}
|
| +
|
| +/*
|
| +** An object used to read a CSV file
|
| +*/
|
| +typedef struct CSVReader CSVReader;
|
| +struct CSVReader {
|
| + const char *zFile; /* Name of the input file */
|
| + FILE *in; /* Read the CSV text from this input stream */
|
| + char *z; /* Accumulated text for a field */
|
| + int n; /* Number of bytes in z */
|
| + int nAlloc; /* Space allocated for z[] */
|
| + int nLine; /* Current line number */
|
| + int cTerm; /* Character that terminated the most recent field */
|
| + int cSeparator; /* The separator character. (Usually ",") */
|
| +};
|
| +
|
| +/* Append a single byte to z[] */
|
| +static void csv_append_char(CSVReader *p, int c){
|
| + if( p->n+1>=p->nAlloc ){
|
| + p->nAlloc += p->nAlloc + 100;
|
| + p->z = sqlite3_realloc(p->z, p->nAlloc);
|
| + if( p->z==0 ){
|
| + fprintf(stderr, "out of memory\n");
|
| + exit(1);
|
| + }
|
| + }
|
| + p->z[p->n++] = (char)c;
|
| +}
|
| +
|
| +/* Read a single field of CSV text. Compatible with rfc4180 and extended
|
| +** with the option of having a separator other than ",".
|
| +**
|
| +** + Input comes from p->in.
|
| +** + Store results in p->z of length p->n. Space to hold p->z comes
|
| +** from sqlite3_malloc().
|
| +** + Use p->cSep as the separator. The default is ",".
|
| +** + Keep track of the line number in p->nLine.
|
| +** + Store the character that terminates the field in p->cTerm. Store
|
| +** EOF on end-of-file.
|
| +** + Report syntax errors on stderr
|
| +*/
|
| +static char *csv_read_one_field(CSVReader *p){
|
| + int c, pc, ppc;
|
| + int cSep = p->cSeparator;
|
| + p->n = 0;
|
| + c = fgetc(p->in);
|
| + if( c==EOF || seenInterrupt ){
|
| + p->cTerm = EOF;
|
| + return 0;
|
| + }
|
| + if( c=='"' ){
|
| + int startLine = p->nLine;
|
| + int cQuote = c;
|
| + pc = ppc = 0;
|
| + while( 1 ){
|
| + c = fgetc(p->in);
|
| + if( c=='\n' ) p->nLine++;
|
| + if( c==cQuote ){
|
| + if( pc==cQuote ){
|
| + pc = 0;
|
| + continue;
|
| + }
|
| + }
|
| + if( (c==cSep && pc==cQuote)
|
| + || (c=='\n' && pc==cQuote)
|
| + || (c=='\n' && pc=='\r' && ppc==cQuote)
|
| + || (c==EOF && pc==cQuote)
|
| + ){
|
| + do{ p->n--; }while( p->z[p->n]!=cQuote );
|
| + p->cTerm = c;
|
| + break;
|
| + }
|
| + if( pc==cQuote && c!='\r' ){
|
| + fprintf(stderr, "%s:%d: unescaped %c character\n",
|
| + p->zFile, p->nLine, cQuote);
|
| + }
|
| + if( c==EOF ){
|
| + fprintf(stderr, "%s:%d: unterminated %c-quoted field\n",
|
| + p->zFile, startLine, cQuote);
|
| + p->cTerm = EOF;
|
| + break;
|
| + }
|
| + csv_append_char(p, c);
|
| + ppc = pc;
|
| + pc = c;
|
| + }
|
| + }else{
|
| + while( c!=EOF && c!=cSep && c!='\n' ){
|
| + csv_append_char(p, c);
|
| + c = fgetc(p->in);
|
| + }
|
| + if( c=='\n' ){
|
| + p->nLine++;
|
| + if( p->n>0 && p->z[p->n-1]=='\r' ) p->n--;
|
| + }
|
| + p->cTerm = c;
|
| + }
|
| + if( p->z ) p->z[p->n] = 0;
|
| + return p->z;
|
| +}
|
| +
|
| +/*
|
| +** Try to transfer data for table zTable. If an error is seen while
|
| +** moving forward, try to go backwards. The backwards movement won't
|
| +** work for WITHOUT ROWID tables.
|
| +*/
|
| +static void tryToCloneData(
|
| + ShellState *p,
|
| + sqlite3 *newDb,
|
| + const char *zTable
|
| +){
|
| + sqlite3_stmt *pQuery = 0;
|
| + sqlite3_stmt *pInsert = 0;
|
| + char *zQuery = 0;
|
| + char *zInsert = 0;
|
| + int rc;
|
| + int i, j, n;
|
| + int nTable = (int)strlen(zTable);
|
| + int k = 0;
|
| + int cnt = 0;
|
| + const int spinRate = 10000;
|
| +
|
| + zQuery = sqlite3_mprintf("SELECT * FROM \"%w\"", zTable);
|
| + rc = sqlite3_prepare_v2(p->db, zQuery, -1, &pQuery, 0);
|
| + if( rc ){
|
| + fprintf(stderr, "Error %d: %s on [%s]\n",
|
| + sqlite3_extended_errcode(p->db), sqlite3_errmsg(p->db),
|
| + zQuery);
|
| + goto end_data_xfer;
|
| + }
|
| + n = sqlite3_column_count(pQuery);
|
| + zInsert = sqlite3_malloc(200 + nTable + n*3);
|
| + if( zInsert==0 ){
|
| + fprintf(stderr, "out of memory\n");
|
| + goto end_data_xfer;
|
| + }
|
| + sqlite3_snprintf(200+nTable,zInsert,
|
| + "INSERT OR IGNORE INTO \"%s\" VALUES(?", zTable);
|
| + i = (int)strlen(zInsert);
|
| + for(j=1; j<n; j++){
|
| + memcpy(zInsert+i, ",?", 2);
|
| + i += 2;
|
| + }
|
| + memcpy(zInsert+i, ");", 3);
|
| + rc = sqlite3_prepare_v2(newDb, zInsert, -1, &pInsert, 0);
|
| + if( rc ){
|
| + fprintf(stderr, "Error %d: %s on [%s]\n",
|
| + sqlite3_extended_errcode(newDb), sqlite3_errmsg(newDb),
|
| + zQuery);
|
| + goto end_data_xfer;
|
| + }
|
| + for(k=0; k<2; k++){
|
| + while( (rc = sqlite3_step(pQuery))==SQLITE_ROW ){
|
| + for(i=0; i<n; i++){
|
| + switch( sqlite3_column_type(pQuery, i) ){
|
| + case SQLITE_NULL: {
|
| + sqlite3_bind_null(pInsert, i+1);
|
| + break;
|
| + }
|
| + case SQLITE_INTEGER: {
|
| + sqlite3_bind_int64(pInsert, i+1, sqlite3_column_int64(pQuery,i));
|
| + break;
|
| + }
|
| + case SQLITE_FLOAT: {
|
| + sqlite3_bind_double(pInsert, i+1, sqlite3_column_double(pQuery,i));
|
| + break;
|
| + }
|
| + case SQLITE_TEXT: {
|
| + sqlite3_bind_text(pInsert, i+1,
|
| + (const char*)sqlite3_column_text(pQuery,i),
|
| + -1, SQLITE_STATIC);
|
| + break;
|
| + }
|
| + case SQLITE_BLOB: {
|
| + sqlite3_bind_blob(pInsert, i+1, sqlite3_column_blob(pQuery,i),
|
| + sqlite3_column_bytes(pQuery,i),
|
| + SQLITE_STATIC);
|
| + break;
|
| + }
|
| + }
|
| + } /* End for */
|
| + rc = sqlite3_step(pInsert);
|
| + if( rc!=SQLITE_OK && rc!=SQLITE_ROW && rc!=SQLITE_DONE ){
|
| + fprintf(stderr, "Error %d: %s\n", sqlite3_extended_errcode(newDb),
|
| + sqlite3_errmsg(newDb));
|
| + }
|
| + sqlite3_reset(pInsert);
|
| + cnt++;
|
| + if( (cnt%spinRate)==0 ){
|
| + printf("%c\b", "|/-\\"[(cnt/spinRate)%4]);
|
| + fflush(stdout);
|
| + }
|
| + } /* End while */
|
| + if( rc==SQLITE_DONE ) break;
|
| + sqlite3_finalize(pQuery);
|
| + sqlite3_free(zQuery);
|
| + zQuery = sqlite3_mprintf("SELECT * FROM \"%w\" ORDER BY rowid DESC;",
|
| + zTable);
|
| + rc = sqlite3_prepare_v2(p->db, zQuery, -1, &pQuery, 0);
|
| + if( rc ){
|
| + fprintf(stderr, "Warning: cannot step \"%s\" backwards", zTable);
|
| + break;
|
| + }
|
| + } /* End for(k=0...) */
|
| +
|
| +end_data_xfer:
|
| + sqlite3_finalize(pQuery);
|
| + sqlite3_finalize(pInsert);
|
| + sqlite3_free(zQuery);
|
| + sqlite3_free(zInsert);
|
| +}
|
| +
|
| +
|
| +/*
|
| +** Try to transfer all rows of the schema that match zWhere. For
|
| +** each row, invoke xForEach() on the object defined by that row.
|
| +** If an error is encountered while moving forward through the
|
| +** sqlite_master table, try again moving backwards.
|
| +*/
|
| +static void tryToCloneSchema(
|
| + ShellState *p,
|
| + sqlite3 *newDb,
|
| + const char *zWhere,
|
| + void (*xForEach)(ShellState*,sqlite3*,const char*)
|
| +){
|
| + sqlite3_stmt *pQuery = 0;
|
| + char *zQuery = 0;
|
| + int rc;
|
| + const unsigned char *zName;
|
| + const unsigned char *zSql;
|
| + char *zErrMsg = 0;
|
| +
|
| + zQuery = sqlite3_mprintf("SELECT name, sql FROM sqlite_master"
|
| + " WHERE %s", zWhere);
|
| + rc = sqlite3_prepare_v2(p->db, zQuery, -1, &pQuery, 0);
|
| + if( rc ){
|
| + fprintf(stderr, "Error: (%d) %s on [%s]\n",
|
| + sqlite3_extended_errcode(p->db), sqlite3_errmsg(p->db),
|
| + zQuery);
|
| + goto end_schema_xfer;
|
| + }
|
| + while( (rc = sqlite3_step(pQuery))==SQLITE_ROW ){
|
| + zName = sqlite3_column_text(pQuery, 0);
|
| + zSql = sqlite3_column_text(pQuery, 1);
|
| + printf("%s... ", zName); fflush(stdout);
|
| + sqlite3_exec(newDb, (const char*)zSql, 0, 0, &zErrMsg);
|
| + if( zErrMsg ){
|
| + fprintf(stderr, "Error: %s\nSQL: [%s]\n", zErrMsg, zSql);
|
| + sqlite3_free(zErrMsg);
|
| + zErrMsg = 0;
|
| + }
|
| + if( xForEach ){
|
| + xForEach(p, newDb, (const char*)zName);
|
| + }
|
| + printf("done\n");
|
| + }
|
| + if( rc!=SQLITE_DONE ){
|
| + sqlite3_finalize(pQuery);
|
| + sqlite3_free(zQuery);
|
| + zQuery = sqlite3_mprintf("SELECT name, sql FROM sqlite_master"
|
| + " WHERE %s ORDER BY rowid DESC", zWhere);
|
| + rc = sqlite3_prepare_v2(p->db, zQuery, -1, &pQuery, 0);
|
| + if( rc ){
|
| + fprintf(stderr, "Error: (%d) %s on [%s]\n",
|
| + sqlite3_extended_errcode(p->db), sqlite3_errmsg(p->db),
|
| + zQuery);
|
| + goto end_schema_xfer;
|
| + }
|
| + while( (rc = sqlite3_step(pQuery))==SQLITE_ROW ){
|
| + zName = sqlite3_column_text(pQuery, 0);
|
| + zSql = sqlite3_column_text(pQuery, 1);
|
| + printf("%s... ", zName); fflush(stdout);
|
| + sqlite3_exec(newDb, (const char*)zSql, 0, 0, &zErrMsg);
|
| + if( zErrMsg ){
|
| + fprintf(stderr, "Error: %s\nSQL: [%s]\n", zErrMsg, zSql);
|
| + sqlite3_free(zErrMsg);
|
| + zErrMsg = 0;
|
| + }
|
| + if( xForEach ){
|
| + xForEach(p, newDb, (const char*)zName);
|
| + }
|
| + printf("done\n");
|
| + }
|
| + }
|
| +end_schema_xfer:
|
| + sqlite3_finalize(pQuery);
|
| + sqlite3_free(zQuery);
|
| +}
|
| +
|
| +/*
|
| +** Open a new database file named "zNewDb". Try to recover as much information
|
| +** as possible out of the main database (which might be corrupt) and write it
|
| +** into zNewDb.
|
| +*/
|
| +static void tryToClone(ShellState *p, const char *zNewDb){
|
| + int rc;
|
| + sqlite3 *newDb = 0;
|
| + if( access(zNewDb,0)==0 ){
|
| + fprintf(stderr, "File \"%s\" already exists.\n", zNewDb);
|
| + return;
|
| + }
|
| + rc = sqlite3_open(zNewDb, &newDb);
|
| + if( rc ){
|
| + fprintf(stderr, "Cannot create output database: %s\n",
|
| + sqlite3_errmsg(newDb));
|
| + }else{
|
| + sqlite3_exec(p->db, "PRAGMA writable_schema=ON;", 0, 0, 0);
|
| + sqlite3_exec(newDb, "BEGIN EXCLUSIVE;", 0, 0, 0);
|
| + tryToCloneSchema(p, newDb, "type='table'", tryToCloneData);
|
| + tryToCloneSchema(p, newDb, "type!='table'", 0);
|
| + sqlite3_exec(newDb, "COMMIT;", 0, 0, 0);
|
| + sqlite3_exec(p->db, "PRAGMA writable_schema=OFF;", 0, 0, 0);
|
| + }
|
| + sqlite3_close(newDb);
|
| +}
|
| +
|
| +/*
|
| +** Change the output file back to stdout
|
| +*/
|
| +static void output_reset(ShellState *p){
|
| + if( p->outfile[0]=='|' ){
|
| + pclose(p->out);
|
| + }else{
|
| + output_file_close(p->out);
|
| + }
|
| + p->outfile[0] = 0;
|
| + p->out = stdout;
|
| +}
|
| +
|
| +/*
|
| +** If an input line begins with "." then invoke this routine to
|
| +** process that line.
|
| +**
|
| +** Return 1 on error, 2 to exit, and 0 otherwise.
|
| +*/
|
| +static int do_meta_command(char *zLine, ShellState *p){
|
| + int i = 1;
|
| + int nArg = 0;
|
| + int n, c;
|
| + int rc = 0;
|
| + char *azArg[50];
|
| +
|
| + /* Parse the input line into tokens.
|
| + */
|
| + while( zLine[i] && nArg<ArraySize(azArg) ){
|
| + while( IsSpace(zLine[i]) ){ i++; }
|
| + if( zLine[i]==0 ) break;
|
| + if( zLine[i]=='\'' || zLine[i]=='"' ){
|
| + int delim = zLine[i++];
|
| + azArg[nArg++] = &zLine[i];
|
| + while( zLine[i] && zLine[i]!=delim ){
|
| + if( zLine[i]=='\\' && delim=='"' && zLine[i+1]!=0 ) i++;
|
| + i++;
|
| + }
|
| + if( zLine[i]==delim ){
|
| + zLine[i++] = 0;
|
| + }
|
| + if( delim=='"' ) resolve_backslashes(azArg[nArg-1]);
|
| + }else{
|
| + azArg[nArg++] = &zLine[i];
|
| + while( zLine[i] && !IsSpace(zLine[i]) ){ i++; }
|
| + if( zLine[i] ) zLine[i++] = 0;
|
| + resolve_backslashes(azArg[nArg-1]);
|
| + }
|
| + }
|
| +
|
| + /* Process the input line.
|
| + */
|
| + if( nArg==0 ) return 0; /* no tokens, no error */
|
| + n = strlen30(azArg[0]);
|
| + c = azArg[0][0];
|
| + if( (c=='b' && n>=3 && strncmp(azArg[0], "backup", n)==0)
|
| + || (c=='s' && n>=3 && strncmp(azArg[0], "save", n)==0)
|
| + ){
|
| + const char *zDestFile = 0;
|
| + const char *zDb = 0;
|
| + sqlite3 *pDest;
|
| + sqlite3_backup *pBackup;
|
| + int j;
|
| + for(j=1; j<nArg; j++){
|
| + const char *z = azArg[j];
|
| + if( z[0]=='-' ){
|
| + while( z[0]=='-' ) z++;
|
| + /* No options to process at this time */
|
| + {
|
| + fprintf(stderr, "unknown option: %s\n", azArg[j]);
|
| + return 1;
|
| + }
|
| + }else if( zDestFile==0 ){
|
| + zDestFile = azArg[j];
|
| + }else if( zDb==0 ){
|
| + zDb = zDestFile;
|
| + zDestFile = azArg[j];
|
| + }else{
|
| + fprintf(stderr, "too many arguments to .backup\n");
|
| + return 1;
|
| + }
|
| + }
|
| + if( zDestFile==0 ){
|
| + fprintf(stderr, "missing FILENAME argument on .backup\n");
|
| + return 1;
|
| + }
|
| + if( zDb==0 ) zDb = "main";
|
| + rc = sqlite3_open(zDestFile, &pDest);
|
| + if( rc!=SQLITE_OK ){
|
| + fprintf(stderr, "Error: cannot open \"%s\"\n", zDestFile);
|
| + sqlite3_close(pDest);
|
| + return 1;
|
| + }
|
| + open_db(p, 0);
|
| + pBackup = sqlite3_backup_init(pDest, "main", p->db, zDb);
|
| + if( pBackup==0 ){
|
| + fprintf(stderr, "Error: %s\n", sqlite3_errmsg(pDest));
|
| + sqlite3_close(pDest);
|
| + return 1;
|
| + }
|
| + while( (rc = sqlite3_backup_step(pBackup,100))==SQLITE_OK ){}
|
| + sqlite3_backup_finish(pBackup);
|
| + if( rc==SQLITE_DONE ){
|
| + rc = 0;
|
| + }else{
|
| + fprintf(stderr, "Error: %s\n", sqlite3_errmsg(pDest));
|
| + rc = 1;
|
| + }
|
| + sqlite3_close(pDest);
|
| + }else
|
| +
|
| + if( c=='b' && n>=3 && strncmp(azArg[0], "bail", n)==0 ){
|
| + if( nArg==2 ){
|
| + bail_on_error = booleanValue(azArg[1]);
|
| + }else{
|
| + fprintf(stderr, "Usage: .bail on|off\n");
|
| + rc = 1;
|
| + }
|
| + }else
|
| +
|
| + /* The undocumented ".breakpoint" command causes a call to the no-op
|
| + ** routine named test_breakpoint().
|
| + */
|
| + if( c=='b' && n>=3 && strncmp(azArg[0], "breakpoint", n)==0 ){
|
| + test_breakpoint();
|
| + }else
|
| +
|
| + if( c=='c' && strncmp(azArg[0], "clone", n)==0 ){
|
| + if( nArg==2 ){
|
| + tryToClone(p, azArg[1]);
|
| + }else{
|
| + fprintf(stderr, "Usage: .clone FILENAME\n");
|
| + rc = 1;
|
| + }
|
| + }else
|
| +
|
| + if( c=='d' && n>1 && strncmp(azArg[0], "databases", n)==0 ){
|
| + ShellState data;
|
| + char *zErrMsg = 0;
|
| + open_db(p, 0);
|
| + memcpy(&data, p, sizeof(data));
|
| + data.showHeader = 1;
|
| + data.mode = MODE_Column;
|
| + data.colWidth[0] = 3;
|
| + data.colWidth[1] = 15;
|
| + data.colWidth[2] = 58;
|
| + data.cnt = 0;
|
| + sqlite3_exec(p->db, "PRAGMA database_list; ", callback, &data, &zErrMsg);
|
| + if( zErrMsg ){
|
| + fprintf(stderr,"Error: %s\n", zErrMsg);
|
| + sqlite3_free(zErrMsg);
|
| + rc = 1;
|
| + }
|
| + }else
|
| +
|
| + if( c=='d' && strncmp(azArg[0], "dump", n)==0 ){
|
| + open_db(p, 0);
|
| + /* When playing back a "dump", the content might appear in an order
|
| + ** which causes immediate foreign key constraints to be violated.
|
| + ** So disable foreign-key constraint enforcement to prevent problems. */
|
| + if( nArg!=1 && nArg!=2 ){
|
| + fprintf(stderr, "Usage: .dump ?LIKE-PATTERN?\n");
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + fprintf(p->out, "PRAGMA foreign_keys=OFF;\n");
|
| + fprintf(p->out, "BEGIN TRANSACTION;\n");
|
| + p->writableSchema = 0;
|
| + sqlite3_exec(p->db, "SAVEPOINT dump; PRAGMA writable_schema=ON", 0, 0, 0);
|
| + p->nErr = 0;
|
| + if( nArg==1 ){
|
| + run_schema_dump_query(p,
|
| + "SELECT name, type, sql FROM sqlite_master "
|
| + "WHERE sql NOT NULL AND type=='table' AND name!='sqlite_sequence'"
|
| + );
|
| + run_schema_dump_query(p,
|
| + "SELECT name, type, sql FROM sqlite_master "
|
| + "WHERE name=='sqlite_sequence'"
|
| + );
|
| + run_table_dump_query(p,
|
| + "SELECT sql FROM sqlite_master "
|
| + "WHERE sql NOT NULL AND type IN ('index','trigger','view')", 0
|
| + );
|
| + }else{
|
| + int i;
|
| + for(i=1; i<nArg; i++){
|
| + zShellStatic = azArg[i];
|
| + run_schema_dump_query(p,
|
| + "SELECT name, type, sql FROM sqlite_master "
|
| + "WHERE tbl_name LIKE shellstatic() AND type=='table'"
|
| + " AND sql NOT NULL");
|
| + run_table_dump_query(p,
|
| + "SELECT sql FROM sqlite_master "
|
| + "WHERE sql NOT NULL"
|
| + " AND type IN ('index','trigger','view')"
|
| + " AND tbl_name LIKE shellstatic()", 0
|
| + );
|
| + zShellStatic = 0;
|
| + }
|
| + }
|
| + if( p->writableSchema ){
|
| + fprintf(p->out, "PRAGMA writable_schema=OFF;\n");
|
| + p->writableSchema = 0;
|
| + }
|
| + sqlite3_exec(p->db, "PRAGMA writable_schema=OFF;", 0, 0, 0);
|
| + sqlite3_exec(p->db, "RELEASE dump;", 0, 0, 0);
|
| + fprintf(p->out, p->nErr ? "ROLLBACK; -- due to errors\n" : "COMMIT;\n");
|
| + }else
|
| +
|
| + if( c=='e' && strncmp(azArg[0], "echo", n)==0 ){
|
| + if( nArg==2 ){
|
| + p->echoOn = booleanValue(azArg[1]);
|
| + }else{
|
| + fprintf(stderr, "Usage: .echo on|off\n");
|
| + rc = 1;
|
| + }
|
| + }else
|
| +
|
| + if( c=='e' && strncmp(azArg[0], "eqp", n)==0 ){
|
| + if( nArg==2 ){
|
| + p->autoEQP = booleanValue(azArg[1]);
|
| + }else{
|
| + fprintf(stderr, "Usage: .eqp on|off\n");
|
| + rc = 1;
|
| + }
|
| + }else
|
| +
|
| + if( c=='e' && strncmp(azArg[0], "exit", n)==0 ){
|
| + if( nArg>1 && (rc = (int)integerValue(azArg[1]))!=0 ) exit(rc);
|
| + rc = 2;
|
| + }else
|
| +
|
| + if( c=='e' && strncmp(azArg[0], "explain", n)==0 ){
|
| + int val = nArg>=2 ? booleanValue(azArg[1]) : 1;
|
| + if(val == 1) {
|
| + if(!p->normalMode.valid) {
|
| + p->normalMode.valid = 1;
|
| + p->normalMode.mode = p->mode;
|
| + p->normalMode.showHeader = p->showHeader;
|
| + memcpy(p->normalMode.colWidth,p->colWidth,sizeof(p->colWidth));
|
| + }
|
| + /* We could put this code under the !p->explainValid
|
| + ** condition so that it does not execute if we are already in
|
| + ** explain mode. However, always executing it allows us an easy
|
| + ** was to reset to explain mode in case the user previously
|
| + ** did an .explain followed by a .width, .mode or .header
|
| + ** command.
|
| + */
|
| + p->mode = MODE_Explain;
|
| + p->showHeader = 1;
|
| + memset(p->colWidth,0,sizeof(p->colWidth));
|
| + p->colWidth[0] = 4; /* addr */
|
| + p->colWidth[1] = 13; /* opcode */
|
| + p->colWidth[2] = 4; /* P1 */
|
| + p->colWidth[3] = 4; /* P2 */
|
| + p->colWidth[4] = 4; /* P3 */
|
| + p->colWidth[5] = 13; /* P4 */
|
| + p->colWidth[6] = 2; /* P5 */
|
| + p->colWidth[7] = 13; /* Comment */
|
| + }else if (p->normalMode.valid) {
|
| + p->normalMode.valid = 0;
|
| + p->mode = p->normalMode.mode;
|
| + p->showHeader = p->normalMode.showHeader;
|
| + memcpy(p->colWidth,p->normalMode.colWidth,sizeof(p->colWidth));
|
| + }
|
| + }else
|
| +
|
| + if( c=='f' && strncmp(azArg[0], "fullschema", n)==0 ){
|
| + ShellState data;
|
| + char *zErrMsg = 0;
|
| + int doStats = 0;
|
| + if( nArg!=1 ){
|
| + fprintf(stderr, "Usage: .fullschema\n");
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + open_db(p, 0);
|
| + memcpy(&data, p, sizeof(data));
|
| + data.showHeader = 0;
|
| + data.mode = MODE_Semi;
|
| + rc = sqlite3_exec(p->db,
|
| + "SELECT sql FROM"
|
| + " (SELECT sql sql, type type, tbl_name tbl_name, name name, rowid x"
|
| + " FROM sqlite_master UNION ALL"
|
| + " SELECT sql, type, tbl_name, name, rowid FROM sqlite_temp_master) "
|
| + "WHERE type!='meta' AND sql NOTNULL AND name NOT LIKE 'sqlite_%' "
|
| + "ORDER BY rowid",
|
| + callback, &data, &zErrMsg
|
| + );
|
| + if( rc==SQLITE_OK ){
|
| + sqlite3_stmt *pStmt;
|
| + rc = sqlite3_prepare_v2(p->db,
|
| + "SELECT rowid FROM sqlite_master"
|
| + " WHERE name GLOB 'sqlite_stat[134]'",
|
| + -1, &pStmt, 0);
|
| + doStats = sqlite3_step(pStmt)==SQLITE_ROW;
|
| + sqlite3_finalize(pStmt);
|
| + }
|
| + if( doStats==0 ){
|
| + fprintf(p->out, "/* No STAT tables available */\n");
|
| + }else{
|
| + fprintf(p->out, "ANALYZE sqlite_master;\n");
|
| + sqlite3_exec(p->db, "SELECT 'ANALYZE sqlite_master'",
|
| + callback, &data, &zErrMsg);
|
| + data.mode = MODE_Insert;
|
| + data.zDestTable = "sqlite_stat1";
|
| + shell_exec(p->db, "SELECT * FROM sqlite_stat1",
|
| + shell_callback, &data,&zErrMsg);
|
| + data.zDestTable = "sqlite_stat3";
|
| + shell_exec(p->db, "SELECT * FROM sqlite_stat3",
|
| + shell_callback, &data,&zErrMsg);
|
| + data.zDestTable = "sqlite_stat4";
|
| + shell_exec(p->db, "SELECT * FROM sqlite_stat4",
|
| + shell_callback, &data, &zErrMsg);
|
| + fprintf(p->out, "ANALYZE sqlite_master;\n");
|
| + }
|
| + }else
|
| +
|
| + if( c=='h' && strncmp(azArg[0], "headers", n)==0 ){
|
| + if( nArg==2 ){
|
| + p->showHeader = booleanValue(azArg[1]);
|
| + }else{
|
| + fprintf(stderr, "Usage: .headers on|off\n");
|
| + rc = 1;
|
| + }
|
| + }else
|
| +
|
| + if( c=='h' && strncmp(azArg[0], "help", n)==0 ){
|
| + fprintf(p->out, "%s", zHelp);
|
| + }else
|
| +
|
| + if( c=='i' && strncmp(azArg[0], "import", n)==0 ){
|
| + char *zTable; /* Insert data into this table */
|
| + char *zFile; /* Name of file to extra content from */
|
| + sqlite3_stmt *pStmt = NULL; /* A statement */
|
| + int nCol; /* Number of columns in the table */
|
| + int nByte; /* Number of bytes in an SQL string */
|
| + int i, j; /* Loop counters */
|
| + int needCommit; /* True to COMMIT or ROLLBACK at end */
|
| + int nSep; /* Number of bytes in p->separator[] */
|
| + char *zSql; /* An SQL statement */
|
| + CSVReader sCsv; /* Reader context */
|
| + int (*xCloser)(FILE*); /* Procedure to close th3 connection */
|
| +
|
| + if( nArg!=3 ){
|
| + fprintf(stderr, "Usage: .import FILE TABLE\n");
|
| + goto meta_command_exit;
|
| + }
|
| + zFile = azArg[1];
|
| + zTable = azArg[2];
|
| + seenInterrupt = 0;
|
| + memset(&sCsv, 0, sizeof(sCsv));
|
| + open_db(p, 0);
|
| + nSep = strlen30(p->separator);
|
| + if( nSep==0 ){
|
| + fprintf(stderr, "Error: non-null separator required for import\n");
|
| + return 1;
|
| + }
|
| + if( nSep>1 ){
|
| + fprintf(stderr, "Error: multi-character separators not allowed"
|
| + " for import\n");
|
| + return 1;
|
| + }
|
| + sCsv.zFile = zFile;
|
| + sCsv.nLine = 1;
|
| + if( sCsv.zFile[0]=='|' ){
|
| + sCsv.in = popen(sCsv.zFile+1, "r");
|
| + sCsv.zFile = "<pipe>";
|
| + xCloser = pclose;
|
| + }else{
|
| + sCsv.in = fopen(sCsv.zFile, "rb");
|
| + xCloser = fclose;
|
| + }
|
| + if( sCsv.in==0 ){
|
| + fprintf(stderr, "Error: cannot open \"%s\"\n", zFile);
|
| + return 1;
|
| + }
|
| + sCsv.cSeparator = p->separator[0];
|
| + zSql = sqlite3_mprintf("SELECT * FROM %s", zTable);
|
| + if( zSql==0 ){
|
| + fprintf(stderr, "Error: out of memory\n");
|
| + xCloser(sCsv.in);
|
| + return 1;
|
| + }
|
| + nByte = strlen30(zSql);
|
| + rc = sqlite3_prepare_v2(p->db, zSql, -1, &pStmt, 0);
|
| + csv_append_char(&sCsv, 0); /* To ensure sCsv.z is allocated */
|
| + if( rc && sqlite3_strglob("no such table: *", sqlite3_errmsg(db))==0 ){
|
| + char *zCreate = sqlite3_mprintf("CREATE TABLE %s", zTable);
|
| + char cSep = '(';
|
| + while( csv_read_one_field(&sCsv) ){
|
| + zCreate = sqlite3_mprintf("%z%c\n \"%s\" TEXT", zCreate, cSep, sCsv.z);
|
| + cSep = ',';
|
| + if( sCsv.cTerm!=sCsv.cSeparator ) break;
|
| + }
|
| + if( cSep=='(' ){
|
| + sqlite3_free(zCreate);
|
| + sqlite3_free(sCsv.z);
|
| + xCloser(sCsv.in);
|
| + fprintf(stderr,"%s: empty file\n", sCsv.zFile);
|
| + return 1;
|
| + }
|
| + zCreate = sqlite3_mprintf("%z\n)", zCreate);
|
| + rc = sqlite3_exec(p->db, zCreate, 0, 0, 0);
|
| + sqlite3_free(zCreate);
|
| + if( rc ){
|
| + fprintf(stderr, "CREATE TABLE %s(...) failed: %s\n", zTable,
|
| + sqlite3_errmsg(db));
|
| + sqlite3_free(sCsv.z);
|
| + xCloser(sCsv.in);
|
| + return 1;
|
| + }
|
| + rc = sqlite3_prepare_v2(p->db, zSql, -1, &pStmt, 0);
|
| + }
|
| + sqlite3_free(zSql);
|
| + if( rc ){
|
| + if (pStmt) sqlite3_finalize(pStmt);
|
| + fprintf(stderr,"Error: %s\n", sqlite3_errmsg(db));
|
| + xCloser(sCsv.in);
|
| + return 1;
|
| + }
|
| + nCol = sqlite3_column_count(pStmt);
|
| + sqlite3_finalize(pStmt);
|
| + pStmt = 0;
|
| + if( nCol==0 ) return 0; /* no columns, no error */
|
| + zSql = sqlite3_malloc( nByte*2 + 20 + nCol*2 );
|
| + if( zSql==0 ){
|
| + fprintf(stderr, "Error: out of memory\n");
|
| + xCloser(sCsv.in);
|
| + return 1;
|
| + }
|
| + sqlite3_snprintf(nByte+20, zSql, "INSERT INTO \"%w\" VALUES(?", zTable);
|
| + j = strlen30(zSql);
|
| + for(i=1; i<nCol; i++){
|
| + zSql[j++] = ',';
|
| + zSql[j++] = '?';
|
| + }
|
| + zSql[j++] = ')';
|
| + zSql[j] = 0;
|
| + rc = sqlite3_prepare_v2(p->db, zSql, -1, &pStmt, 0);
|
| + sqlite3_free(zSql);
|
| + if( rc ){
|
| + fprintf(stderr, "Error: %s\n", sqlite3_errmsg(db));
|
| + if (pStmt) sqlite3_finalize(pStmt);
|
| + xCloser(sCsv.in);
|
| + return 1;
|
| + }
|
| + needCommit = sqlite3_get_autocommit(db);
|
| + if( needCommit ) sqlite3_exec(db, "BEGIN", 0, 0, 0);
|
| + do{
|
| + int startLine = sCsv.nLine;
|
| + for(i=0; i<nCol; i++){
|
| + char *z = csv_read_one_field(&sCsv);
|
| + if( z==0 && i==0 ) break;
|
| + sqlite3_bind_text(pStmt, i+1, z, -1, SQLITE_TRANSIENT);
|
| + if( i<nCol-1 && sCsv.cTerm!=sCsv.cSeparator ){
|
| + fprintf(stderr, "%s:%d: expected %d columns but found %d - "
|
| + "filling the rest with NULL\n",
|
| + sCsv.zFile, startLine, nCol, i+1);
|
| + i++;
|
| + while( i<=nCol ){ sqlite3_bind_null(pStmt, i); i++; }
|
| + }
|
| + }
|
| + if( sCsv.cTerm==sCsv.cSeparator ){
|
| + do{
|
| + csv_read_one_field(&sCsv);
|
| + i++;
|
| + }while( sCsv.cTerm==sCsv.cSeparator );
|
| + fprintf(stderr, "%s:%d: expected %d columns but found %d - "
|
| + "extras ignored\n",
|
| + sCsv.zFile, startLine, nCol, i);
|
| + }
|
| + if( i>=nCol ){
|
| + sqlite3_step(pStmt);
|
| + rc = sqlite3_reset(pStmt);
|
| + if( rc!=SQLITE_OK ){
|
| + fprintf(stderr, "%s:%d: INSERT failed: %s\n", sCsv.zFile, startLine,
|
| + sqlite3_errmsg(db));
|
| + }
|
| + }
|
| + }while( sCsv.cTerm!=EOF );
|
| +
|
| + xCloser(sCsv.in);
|
| + sqlite3_free(sCsv.z);
|
| + sqlite3_finalize(pStmt);
|
| + if( needCommit ) sqlite3_exec(db, "COMMIT", 0, 0, 0);
|
| + }else
|
| +
|
| + if( c=='i' && strncmp(azArg[0], "indices", n)==0 ){
|
| + ShellState data;
|
| + char *zErrMsg = 0;
|
| + open_db(p, 0);
|
| + memcpy(&data, p, sizeof(data));
|
| + data.showHeader = 0;
|
| + data.mode = MODE_List;
|
| + if( nArg==1 ){
|
| + rc = sqlite3_exec(p->db,
|
| + "SELECT name FROM sqlite_master "
|
| + "WHERE type='index' AND name NOT LIKE 'sqlite_%' "
|
| + "UNION ALL "
|
| + "SELECT name FROM sqlite_temp_master "
|
| + "WHERE type='index' "
|
| + "ORDER BY 1",
|
| + callback, &data, &zErrMsg
|
| + );
|
| + }else if( nArg==2 ){
|
| + zShellStatic = azArg[1];
|
| + rc = sqlite3_exec(p->db,
|
| + "SELECT name FROM sqlite_master "
|
| + "WHERE type='index' AND tbl_name LIKE shellstatic() "
|
| + "UNION ALL "
|
| + "SELECT name FROM sqlite_temp_master "
|
| + "WHERE type='index' AND tbl_name LIKE shellstatic() "
|
| + "ORDER BY 1",
|
| + callback, &data, &zErrMsg
|
| + );
|
| + zShellStatic = 0;
|
| + }else{
|
| + fprintf(stderr, "Usage: .indices ?LIKE-PATTERN?\n");
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + if( zErrMsg ){
|
| + fprintf(stderr,"Error: %s\n", zErrMsg);
|
| + sqlite3_free(zErrMsg);
|
| + rc = 1;
|
| + }else if( rc != SQLITE_OK ){
|
| + fprintf(stderr,"Error: querying sqlite_master and sqlite_temp_master\n");
|
| + rc = 1;
|
| + }
|
| + }else
|
| +
|
| +#ifdef SQLITE_ENABLE_IOTRACE
|
| + if( c=='i' && strncmp(azArg[0], "iotrace", n)==0 ){
|
| + extern void (*sqlite3IoTrace)(const char*, ...);
|
| + if( iotrace && iotrace!=stdout ) fclose(iotrace);
|
| + iotrace = 0;
|
| + if( nArg<2 ){
|
| + sqlite3IoTrace = 0;
|
| + }else if( strcmp(azArg[1], "-")==0 ){
|
| + sqlite3IoTrace = iotracePrintf;
|
| + iotrace = stdout;
|
| + }else{
|
| + iotrace = fopen(azArg[1], "w");
|
| + if( iotrace==0 ){
|
| + fprintf(stderr, "Error: cannot open \"%s\"\n", azArg[1]);
|
| + sqlite3IoTrace = 0;
|
| + rc = 1;
|
| + }else{
|
| + sqlite3IoTrace = iotracePrintf;
|
| + }
|
| + }
|
| + }else
|
| +#endif
|
| +
|
| +#ifndef SQLITE_OMIT_LOAD_EXTENSION
|
| + if( c=='l' && strncmp(azArg[0], "load", n)==0 ){
|
| + const char *zFile, *zProc;
|
| + char *zErrMsg = 0;
|
| + if( nArg<2 ){
|
| + fprintf(stderr, "Usage: .load FILE ?ENTRYPOINT?\n");
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + zFile = azArg[1];
|
| + zProc = nArg>=3 ? azArg[2] : 0;
|
| + open_db(p, 0);
|
| + rc = sqlite3_load_extension(p->db, zFile, zProc, &zErrMsg);
|
| + if( rc!=SQLITE_OK ){
|
| + fprintf(stderr, "Error: %s\n", zErrMsg);
|
| + sqlite3_free(zErrMsg);
|
| + rc = 1;
|
| + }
|
| + }else
|
| +#endif
|
| +
|
| + if( c=='l' && strncmp(azArg[0], "log", n)==0 ){
|
| + if( nArg!=2 ){
|
| + fprintf(stderr, "Usage: .log FILENAME\n");
|
| + rc = 1;
|
| + }else{
|
| + const char *zFile = azArg[1];
|
| + output_file_close(p->pLog);
|
| + p->pLog = output_file_open(zFile);
|
| + }
|
| + }else
|
| +
|
| + if( c=='m' && strncmp(azArg[0], "mode", n)==0 ){
|
| + const char *zMode = nArg>=2 ? azArg[1] : "";
|
| + int n2 = (int)strlen(zMode);
|
| + int c2 = zMode[0];
|
| + if( c2=='l' && n2>2 && strncmp(azArg[1],"lines",n2)==0 ){
|
| + p->mode = MODE_Line;
|
| + }else if( c2=='c' && strncmp(azArg[1],"columns",n2)==0 ){
|
| + p->mode = MODE_Column;
|
| + }else if( c2=='l' && n2>2 && strncmp(azArg[1],"list",n2)==0 ){
|
| + p->mode = MODE_List;
|
| + }else if( c2=='h' && strncmp(azArg[1],"html",n2)==0 ){
|
| + p->mode = MODE_Html;
|
| + }else if( c2=='t' && strncmp(azArg[1],"tcl",n2)==0 ){
|
| + p->mode = MODE_Tcl;
|
| + sqlite3_snprintf(sizeof(p->separator), p->separator, " ");
|
| + }else if( c2=='c' && strncmp(azArg[1],"csv",n2)==0 ){
|
| + p->mode = MODE_Csv;
|
| + sqlite3_snprintf(sizeof(p->separator), p->separator, ",");
|
| + sqlite3_snprintf(sizeof(p->newline), p->newline, "\r\n");
|
| + }else if( c2=='t' && strncmp(azArg[1],"tabs",n2)==0 ){
|
| + p->mode = MODE_List;
|
| + sqlite3_snprintf(sizeof(p->separator), p->separator, "\t");
|
| + }else if( c2=='i' && strncmp(azArg[1],"insert",n2)==0 ){
|
| + p->mode = MODE_Insert;
|
| + set_table_name(p, nArg>=3 ? azArg[2] : "table");
|
| + }else {
|
| + fprintf(stderr,"Error: mode should be one of: "
|
| + "column csv html insert line list tabs tcl\n");
|
| + rc = 1;
|
| + }
|
| + }else
|
| +
|
| + if( c=='n' && strncmp(azArg[0], "nullvalue", n)==0 ){
|
| + if( nArg==2 ){
|
| + sqlite3_snprintf(sizeof(p->nullvalue), p->nullvalue,
|
| + "%.*s", (int)ArraySize(p->nullvalue)-1, azArg[1]);
|
| + }else{
|
| + fprintf(stderr, "Usage: .nullvalue STRING\n");
|
| + rc = 1;
|
| + }
|
| + }else
|
| +
|
| + if( c=='o' && strncmp(azArg[0], "open", n)==0 && n>=2 ){
|
| + sqlite3 *savedDb = p->db;
|
| + const char *zSavedFilename = p->zDbFilename;
|
| + char *zNewFilename = 0;
|
| + p->db = 0;
|
| + if( nArg>=2 ){
|
| + p->zDbFilename = zNewFilename = sqlite3_mprintf("%s", azArg[1]);
|
| + }
|
| + open_db(p, 1);
|
| + if( p->db!=0 ){
|
| + sqlite3_close(savedDb);
|
| + sqlite3_free(p->zFreeOnClose);
|
| + p->zFreeOnClose = zNewFilename;
|
| + }else{
|
| + sqlite3_free(zNewFilename);
|
| + p->db = savedDb;
|
| + p->zDbFilename = zSavedFilename;
|
| + }
|
| + }else
|
| +
|
| + if( c=='o'
|
| + && (strncmp(azArg[0], "output", n)==0 || strncmp(azArg[0], "once", n)==0)
|
| + ){
|
| + const char *zFile = nArg>=2 ? azArg[1] : "stdout";
|
| + if( nArg>2 ){
|
| + fprintf(stderr, "Usage: .%s FILE\n", azArg[0]);
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + if( n>1 && strncmp(azArg[0], "once", n)==0 ){
|
| + if( nArg<2 ){
|
| + fprintf(stderr, "Usage: .once FILE\n");
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + p->outCount = 2;
|
| + }else{
|
| + p->outCount = 0;
|
| + }
|
| + output_reset(p);
|
| + if( zFile[0]=='|' ){
|
| + p->out = popen(zFile + 1, "w");
|
| + if( p->out==0 ){
|
| + fprintf(stderr,"Error: cannot open pipe \"%s\"\n", zFile + 1);
|
| + p->out = stdout;
|
| + rc = 1;
|
| + }else{
|
| + sqlite3_snprintf(sizeof(p->outfile), p->outfile, "%s", zFile);
|
| + }
|
| + }else{
|
| + p->out = output_file_open(zFile);
|
| + if( p->out==0 ){
|
| + if( strcmp(zFile,"off")!=0 ){
|
| + fprintf(stderr,"Error: cannot write to \"%s\"\n", zFile);
|
| + }
|
| + p->out = stdout;
|
| + rc = 1;
|
| + } else {
|
| + sqlite3_snprintf(sizeof(p->outfile), p->outfile, "%s", zFile);
|
| + }
|
| + }
|
| + }else
|
| +
|
| + if( c=='p' && n>=3 && strncmp(azArg[0], "print", n)==0 ){
|
| + int i;
|
| + for(i=1; i<nArg; i++){
|
| + if( i>1 ) fprintf(p->out, " ");
|
| + fprintf(p->out, "%s", azArg[i]);
|
| + }
|
| + fprintf(p->out, "\n");
|
| + }else
|
| +
|
| + if( c=='p' && strncmp(azArg[0], "prompt", n)==0 ){
|
| + if( nArg >= 2) {
|
| + strncpy(mainPrompt,azArg[1],(int)ArraySize(mainPrompt)-1);
|
| + }
|
| + if( nArg >= 3) {
|
| + strncpy(continuePrompt,azArg[2],(int)ArraySize(continuePrompt)-1);
|
| + }
|
| + }else
|
| +
|
| + if( c=='q' && strncmp(azArg[0], "quit", n)==0 ){
|
| + rc = 2;
|
| + }else
|
| +
|
| + if( c=='r' && n>=3 && strncmp(azArg[0], "read", n)==0 ){
|
| + FILE *alt;
|
| + if( nArg!=2 ){
|
| + fprintf(stderr, "Usage: .read FILE\n");
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + alt = fopen(azArg[1], "rb");
|
| + if( alt==0 ){
|
| + fprintf(stderr,"Error: cannot open \"%s\"\n", azArg[1]);
|
| + rc = 1;
|
| + }else{
|
| + rc = process_input(p, alt);
|
| + fclose(alt);
|
| + }
|
| + }else
|
| +
|
| + if( c=='r' && n>=3 && strncmp(azArg[0], "restore", n)==0 ){
|
| + const char *zSrcFile;
|
| + const char *zDb;
|
| + sqlite3 *pSrc;
|
| + sqlite3_backup *pBackup;
|
| + int nTimeout = 0;
|
| +
|
| + if( nArg==2 ){
|
| + zSrcFile = azArg[1];
|
| + zDb = "main";
|
| + }else if( nArg==3 ){
|
| + zSrcFile = azArg[2];
|
| + zDb = azArg[1];
|
| + }else{
|
| + fprintf(stderr, "Usage: .restore ?DB? FILE\n");
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + rc = sqlite3_open(zSrcFile, &pSrc);
|
| + if( rc!=SQLITE_OK ){
|
| + fprintf(stderr, "Error: cannot open \"%s\"\n", zSrcFile);
|
| + sqlite3_close(pSrc);
|
| + return 1;
|
| + }
|
| + open_db(p, 0);
|
| + pBackup = sqlite3_backup_init(p->db, zDb, pSrc, "main");
|
| + if( pBackup==0 ){
|
| + fprintf(stderr, "Error: %s\n", sqlite3_errmsg(p->db));
|
| + sqlite3_close(pSrc);
|
| + return 1;
|
| + }
|
| + while( (rc = sqlite3_backup_step(pBackup,100))==SQLITE_OK
|
| + || rc==SQLITE_BUSY ){
|
| + if( rc==SQLITE_BUSY ){
|
| + if( nTimeout++ >= 3 ) break;
|
| + sqlite3_sleep(100);
|
| + }
|
| + }
|
| + sqlite3_backup_finish(pBackup);
|
| + if( rc==SQLITE_DONE ){
|
| + rc = 0;
|
| + }else if( rc==SQLITE_BUSY || rc==SQLITE_LOCKED ){
|
| + fprintf(stderr, "Error: source database is busy\n");
|
| + rc = 1;
|
| + }else{
|
| + fprintf(stderr, "Error: %s\n", sqlite3_errmsg(p->db));
|
| + rc = 1;
|
| + }
|
| + sqlite3_close(pSrc);
|
| + }else
|
| +
|
| + if( c=='s' && strncmp(azArg[0], "schema", n)==0 ){
|
| + ShellState data;
|
| + char *zErrMsg = 0;
|
| + open_db(p, 0);
|
| + memcpy(&data, p, sizeof(data));
|
| + data.showHeader = 0;
|
| + data.mode = MODE_Semi;
|
| + if( nArg==2 ){
|
| + int i;
|
| + for(i=0; azArg[1][i]; i++) azArg[1][i] = ToLower(azArg[1][i]);
|
| + if( strcmp(azArg[1],"sqlite_master")==0 ){
|
| + char *new_argv[2], *new_colv[2];
|
| + new_argv[0] = "CREATE TABLE sqlite_master (\n"
|
| + " type text,\n"
|
| + " name text,\n"
|
| + " tbl_name text,\n"
|
| + " rootpage integer,\n"
|
| + " sql text\n"
|
| + ")";
|
| + new_argv[1] = 0;
|
| + new_colv[0] = "sql";
|
| + new_colv[1] = 0;
|
| + callback(&data, 1, new_argv, new_colv);
|
| + rc = SQLITE_OK;
|
| + }else if( strcmp(azArg[1],"sqlite_temp_master")==0 ){
|
| + char *new_argv[2], *new_colv[2];
|
| + new_argv[0] = "CREATE TEMP TABLE sqlite_temp_master (\n"
|
| + " type text,\n"
|
| + " name text,\n"
|
| + " tbl_name text,\n"
|
| + " rootpage integer,\n"
|
| + " sql text\n"
|
| + ")";
|
| + new_argv[1] = 0;
|
| + new_colv[0] = "sql";
|
| + new_colv[1] = 0;
|
| + callback(&data, 1, new_argv, new_colv);
|
| + rc = SQLITE_OK;
|
| + }else{
|
| + zShellStatic = azArg[1];
|
| + rc = sqlite3_exec(p->db,
|
| + "SELECT sql FROM "
|
| + " (SELECT sql sql, type type, tbl_name tbl_name, name name, rowid x"
|
| + " FROM sqlite_master UNION ALL"
|
| + " SELECT sql, type, tbl_name, name, rowid FROM sqlite_temp_master) "
|
| + "WHERE lower(tbl_name) LIKE shellstatic()"
|
| + " AND type!='meta' AND sql NOTNULL "
|
| + "ORDER BY rowid",
|
| + callback, &data, &zErrMsg);
|
| + zShellStatic = 0;
|
| + }
|
| + }else if( nArg==1 ){
|
| + rc = sqlite3_exec(p->db,
|
| + "SELECT sql FROM "
|
| + " (SELECT sql sql, type type, tbl_name tbl_name, name name, rowid x"
|
| + " FROM sqlite_master UNION ALL"
|
| + " SELECT sql, type, tbl_name, name, rowid FROM sqlite_temp_master) "
|
| + "WHERE type!='meta' AND sql NOTNULL AND name NOT LIKE 'sqlite_%' "
|
| + "ORDER BY rowid",
|
| + callback, &data, &zErrMsg
|
| + );
|
| + }else{
|
| + fprintf(stderr, "Usage: .schema ?LIKE-PATTERN?\n");
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + if( zErrMsg ){
|
| + fprintf(stderr,"Error: %s\n", zErrMsg);
|
| + sqlite3_free(zErrMsg);
|
| + rc = 1;
|
| + }else if( rc != SQLITE_OK ){
|
| + fprintf(stderr,"Error: querying schema information\n");
|
| + rc = 1;
|
| + }else{
|
| + rc = 0;
|
| + }
|
| + }else
|
| +
|
| +
|
| +#if defined(SQLITE_DEBUG) && defined(SQLITE_ENABLE_SELECTTRACE)
|
| + if( c=='s' && n==11 && strncmp(azArg[0], "selecttrace", n)==0 ){
|
| + extern int sqlite3SelectTrace;
|
| + sqlite3SelectTrace = nArg>=2 ? booleanValue(azArg[1]) : 0xff;
|
| + }else
|
| +#endif
|
| +
|
| +
|
| +#ifdef SQLITE_DEBUG
|
| + /* Undocumented commands for internal testing. Subject to change
|
| + ** without notice. */
|
| + if( c=='s' && n>=10 && strncmp(azArg[0], "selftest-", 9)==0 ){
|
| + if( strncmp(azArg[0]+9, "boolean", n-9)==0 ){
|
| + int i, v;
|
| + for(i=1; i<nArg; i++){
|
| + v = booleanValue(azArg[i]);
|
| + fprintf(p->out, "%s: %d 0x%x\n", azArg[i], v, v);
|
| + }
|
| + }
|
| + if( strncmp(azArg[0]+9, "integer", n-9)==0 ){
|
| + int i; sqlite3_int64 v;
|
| + for(i=1; i<nArg; i++){
|
| + char zBuf[200];
|
| + v = integerValue(azArg[i]);
|
| + sqlite3_snprintf(sizeof(zBuf),zBuf,"%s: %lld 0x%llx\n", azArg[i],v,v);
|
| + fprintf(p->out, "%s", zBuf);
|
| + }
|
| + }
|
| + }else
|
| +#endif
|
| +
|
| + if( c=='s' && strncmp(azArg[0], "separator", n)==0 ){
|
| + if( nArg<2 || nArg>3 ){
|
| + fprintf(stderr, "Usage: .separator SEPARATOR ?NEWLINE?\n");
|
| + rc = 1;
|
| + }
|
| + if( nArg>=2 ){
|
| + sqlite3_snprintf(sizeof(p->separator), p->separator, azArg[1]);
|
| + }
|
| + if( nArg>=3 ){
|
| + sqlite3_snprintf(sizeof(p->newline), p->newline, azArg[2]);
|
| + }
|
| + }else
|
| +
|
| + if( c=='s'
|
| + && (strncmp(azArg[0], "shell", n)==0 || strncmp(azArg[0],"system",n)==0)
|
| + ){
|
| + char *zCmd;
|
| + int i, x;
|
| + if( nArg<2 ){
|
| + fprintf(stderr, "Usage: .system COMMAND\n");
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + zCmd = sqlite3_mprintf(strchr(azArg[1],' ')==0?"%s":"\"%s\"", azArg[1]);
|
| + for(i=2; i<nArg; i++){
|
| + zCmd = sqlite3_mprintf(strchr(azArg[i],' ')==0?"%z %s":"%z \"%s\"",
|
| + zCmd, azArg[i]);
|
| + }
|
| + x = system(zCmd);
|
| + sqlite3_free(zCmd);
|
| + if( x ) fprintf(stderr, "System command returns %d\n", x);
|
| + }else
|
| +
|
| + if( c=='s' && strncmp(azArg[0], "show", n)==0 ){
|
| + int i;
|
| + if( nArg!=1 ){
|
| + fprintf(stderr, "Usage: .show\n");
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + fprintf(p->out,"%9.9s: %s\n","echo", p->echoOn ? "on" : "off");
|
| + fprintf(p->out,"%9.9s: %s\n","eqp", p->autoEQP ? "on" : "off");
|
| + fprintf(p->out,"%9.9s: %s\n","explain", p->normalMode.valid ? "on" :"off");
|
| + fprintf(p->out,"%9.9s: %s\n","headers", p->showHeader ? "on" : "off");
|
| + fprintf(p->out,"%9.9s: %s\n","mode", modeDescr[p->mode]);
|
| + fprintf(p->out,"%9.9s: ", "nullvalue");
|
| + output_c_string(p->out, p->nullvalue);
|
| + fprintf(p->out, "\n");
|
| + fprintf(p->out,"%9.9s: %s\n","output",
|
| + strlen30(p->outfile) ? p->outfile : "stdout");
|
| + fprintf(p->out,"%9.9s: ", "separator");
|
| + output_c_string(p->out, p->separator);
|
| + fprintf(p->out," ");
|
| + output_c_string(p->out, p->newline);
|
| + fprintf(p->out, "\n");
|
| + fprintf(p->out,"%9.9s: %s\n","stats", p->statsOn ? "on" : "off");
|
| + fprintf(p->out,"%9.9s: ","width");
|
| + for (i=0;i<(int)ArraySize(p->colWidth) && p->colWidth[i] != 0;i++) {
|
| + fprintf(p->out,"%d ",p->colWidth[i]);
|
| + }
|
| + fprintf(p->out,"\n");
|
| + }else
|
| +
|
| + if( c=='s' && strncmp(azArg[0], "stats", n)==0 ){
|
| + if( nArg==2 ){
|
| + p->statsOn = booleanValue(azArg[1]);
|
| + }else{
|
| + fprintf(stderr, "Usage: .stats on|off\n");
|
| + rc = 1;
|
| + }
|
| + }else
|
| +
|
| + if( c=='t' && n>1 && strncmp(azArg[0], "tables", n)==0 ){
|
| + sqlite3_stmt *pStmt;
|
| + char **azResult;
|
| + int nRow, nAlloc;
|
| + char *zSql = 0;
|
| + int ii;
|
| + open_db(p, 0);
|
| + rc = sqlite3_prepare_v2(p->db, "PRAGMA database_list", -1, &pStmt, 0);
|
| + if( rc ) return rc;
|
| + zSql = sqlite3_mprintf(
|
| + "SELECT name FROM sqlite_master"
|
| + " WHERE type IN ('table','view')"
|
| + " AND name NOT LIKE 'sqlite_%%'"
|
| + " AND name LIKE ?1");
|
| + while( sqlite3_step(pStmt)==SQLITE_ROW ){
|
| + const char *zDbName = (const char*)sqlite3_column_text(pStmt, 1);
|
| + if( zDbName==0 || strcmp(zDbName,"main")==0 ) continue;
|
| + if( strcmp(zDbName,"temp")==0 ){
|
| + zSql = sqlite3_mprintf(
|
| + "%z UNION ALL "
|
| + "SELECT 'temp.' || name FROM sqlite_temp_master"
|
| + " WHERE type IN ('table','view')"
|
| + " AND name NOT LIKE 'sqlite_%%'"
|
| + " AND name LIKE ?1", zSql);
|
| + }else{
|
| + zSql = sqlite3_mprintf(
|
| + "%z UNION ALL "
|
| + "SELECT '%q.' || name FROM \"%w\".sqlite_master"
|
| + " WHERE type IN ('table','view')"
|
| + " AND name NOT LIKE 'sqlite_%%'"
|
| + " AND name LIKE ?1", zSql, zDbName, zDbName);
|
| + }
|
| + }
|
| + sqlite3_finalize(pStmt);
|
| + zSql = sqlite3_mprintf("%z ORDER BY 1", zSql);
|
| + rc = sqlite3_prepare_v2(p->db, zSql, -1, &pStmt, 0);
|
| + sqlite3_free(zSql);
|
| + if( rc ) return rc;
|
| + nRow = nAlloc = 0;
|
| + azResult = 0;
|
| + if( nArg>1 ){
|
| + sqlite3_bind_text(pStmt, 1, azArg[1], -1, SQLITE_TRANSIENT);
|
| + }else{
|
| + sqlite3_bind_text(pStmt, 1, "%", -1, SQLITE_STATIC);
|
| + }
|
| + while( sqlite3_step(pStmt)==SQLITE_ROW ){
|
| + if( nRow>=nAlloc ){
|
| + char **azNew;
|
| + int n = nAlloc*2 + 10;
|
| + azNew = sqlite3_realloc(azResult, sizeof(azResult[0])*n);
|
| + if( azNew==0 ){
|
| + fprintf(stderr, "Error: out of memory\n");
|
| + break;
|
| + }
|
| + nAlloc = n;
|
| + azResult = azNew;
|
| + }
|
| + azResult[nRow] = sqlite3_mprintf("%s", sqlite3_column_text(pStmt, 0));
|
| + if( azResult[nRow] ) nRow++;
|
| + }
|
| + sqlite3_finalize(pStmt);
|
| + if( nRow>0 ){
|
| + int len, maxlen = 0;
|
| + int i, j;
|
| + int nPrintCol, nPrintRow;
|
| + for(i=0; i<nRow; i++){
|
| + len = strlen30(azResult[i]);
|
| + if( len>maxlen ) maxlen = len;
|
| + }
|
| + nPrintCol = 80/(maxlen+2);
|
| + if( nPrintCol<1 ) nPrintCol = 1;
|
| + nPrintRow = (nRow + nPrintCol - 1)/nPrintCol;
|
| + for(i=0; i<nPrintRow; i++){
|
| + for(j=i; j<nRow; j+=nPrintRow){
|
| + char *zSp = j<nPrintRow ? "" : " ";
|
| + fprintf(p->out, "%s%-*s", zSp, maxlen, azResult[j] ? azResult[j] : "");
|
| + }
|
| + fprintf(p->out, "\n");
|
| + }
|
| + }
|
| + for(ii=0; ii<nRow; ii++) sqlite3_free(azResult[ii]);
|
| + sqlite3_free(azResult);
|
| + }else
|
| +
|
| + if( c=='t' && n>=8 && strncmp(azArg[0], "testctrl", n)==0 && nArg>=2 ){
|
| + static const struct {
|
| + const char *zCtrlName; /* Name of a test-control option */
|
| + int ctrlCode; /* Integer code for that option */
|
| + } aCtrl[] = {
|
| + { "prng_save", SQLITE_TESTCTRL_PRNG_SAVE },
|
| + { "prng_restore", SQLITE_TESTCTRL_PRNG_RESTORE },
|
| + { "prng_reset", SQLITE_TESTCTRL_PRNG_RESET },
|
| + { "bitvec_test", SQLITE_TESTCTRL_BITVEC_TEST },
|
| + { "fault_install", SQLITE_TESTCTRL_FAULT_INSTALL },
|
| + { "benign_malloc_hooks", SQLITE_TESTCTRL_BENIGN_MALLOC_HOOKS },
|
| + { "pending_byte", SQLITE_TESTCTRL_PENDING_BYTE },
|
| + { "assert", SQLITE_TESTCTRL_ASSERT },
|
| + { "always", SQLITE_TESTCTRL_ALWAYS },
|
| + { "reserve", SQLITE_TESTCTRL_RESERVE },
|
| + { "optimizations", SQLITE_TESTCTRL_OPTIMIZATIONS },
|
| + { "iskeyword", SQLITE_TESTCTRL_ISKEYWORD },
|
| + { "scratchmalloc", SQLITE_TESTCTRL_SCRATCHMALLOC },
|
| + { "byteorder", SQLITE_TESTCTRL_BYTEORDER },
|
| + };
|
| + int testctrl = -1;
|
| + int rc = 0;
|
| + int i, n;
|
| + open_db(p, 0);
|
| +
|
| + /* convert testctrl text option to value. allow any unique prefix
|
| + ** of the option name, or a numerical value. */
|
| + n = strlen30(azArg[1]);
|
| + for(i=0; i<(int)(sizeof(aCtrl)/sizeof(aCtrl[0])); i++){
|
| + if( strncmp(azArg[1], aCtrl[i].zCtrlName, n)==0 ){
|
| + if( testctrl<0 ){
|
| + testctrl = aCtrl[i].ctrlCode;
|
| + }else{
|
| + fprintf(stderr, "ambiguous option name: \"%s\"\n", azArg[1]);
|
| + testctrl = -1;
|
| + break;
|
| + }
|
| + }
|
| + }
|
| + if( testctrl<0 ) testctrl = (int)integerValue(azArg[1]);
|
| + if( (testctrl<SQLITE_TESTCTRL_FIRST) || (testctrl>SQLITE_TESTCTRL_LAST) ){
|
| + fprintf(stderr,"Error: invalid testctrl option: %s\n", azArg[1]);
|
| + }else{
|
| + switch(testctrl){
|
| +
|
| + /* sqlite3_test_control(int, db, int) */
|
| + case SQLITE_TESTCTRL_OPTIMIZATIONS:
|
| + case SQLITE_TESTCTRL_RESERVE:
|
| + if( nArg==3 ){
|
| + int opt = (int)strtol(azArg[2], 0, 0);
|
| + rc = sqlite3_test_control(testctrl, p->db, opt);
|
| + fprintf(p->out, "%d (0x%08x)\n", rc, rc);
|
| + } else {
|
| + fprintf(stderr,"Error: testctrl %s takes a single int option\n",
|
| + azArg[1]);
|
| + }
|
| + break;
|
| +
|
| + /* sqlite3_test_control(int) */
|
| + case SQLITE_TESTCTRL_PRNG_SAVE:
|
| + case SQLITE_TESTCTRL_PRNG_RESTORE:
|
| + case SQLITE_TESTCTRL_PRNG_RESET:
|
| + case SQLITE_TESTCTRL_BYTEORDER:
|
| + if( nArg==2 ){
|
| + rc = sqlite3_test_control(testctrl);
|
| + fprintf(p->out, "%d (0x%08x)\n", rc, rc);
|
| + } else {
|
| + fprintf(stderr,"Error: testctrl %s takes no options\n", azArg[1]);
|
| + }
|
| + break;
|
| +
|
| + /* sqlite3_test_control(int, uint) */
|
| + case SQLITE_TESTCTRL_PENDING_BYTE:
|
| + if( nArg==3 ){
|
| + unsigned int opt = (unsigned int)integerValue(azArg[2]);
|
| + rc = sqlite3_test_control(testctrl, opt);
|
| + fprintf(p->out, "%d (0x%08x)\n", rc, rc);
|
| + } else {
|
| + fprintf(stderr,"Error: testctrl %s takes a single unsigned"
|
| + " int option\n", azArg[1]);
|
| + }
|
| + break;
|
| +
|
| + /* sqlite3_test_control(int, int) */
|
| + case SQLITE_TESTCTRL_ASSERT:
|
| + case SQLITE_TESTCTRL_ALWAYS:
|
| + if( nArg==3 ){
|
| + int opt = booleanValue(azArg[2]);
|
| + rc = sqlite3_test_control(testctrl, opt);
|
| + fprintf(p->out, "%d (0x%08x)\n", rc, rc);
|
| + } else {
|
| + fprintf(stderr,"Error: testctrl %s takes a single int option\n",
|
| + azArg[1]);
|
| + }
|
| + break;
|
| +
|
| + /* sqlite3_test_control(int, char *) */
|
| +#ifdef SQLITE_N_KEYWORD
|
| + case SQLITE_TESTCTRL_ISKEYWORD:
|
| + if( nArg==3 ){
|
| + const char *opt = azArg[2];
|
| + rc = sqlite3_test_control(testctrl, opt);
|
| + fprintf(p->out, "%d (0x%08x)\n", rc, rc);
|
| + } else {
|
| + fprintf(stderr,"Error: testctrl %s takes a single char * option\n",
|
| + azArg[1]);
|
| + }
|
| + break;
|
| +#endif
|
| +
|
| + case SQLITE_TESTCTRL_BITVEC_TEST:
|
| + case SQLITE_TESTCTRL_FAULT_INSTALL:
|
| + case SQLITE_TESTCTRL_BENIGN_MALLOC_HOOKS:
|
| + case SQLITE_TESTCTRL_SCRATCHMALLOC:
|
| + default:
|
| + fprintf(stderr,"Error: CLI support for testctrl %s not implemented\n",
|
| + azArg[1]);
|
| + break;
|
| + }
|
| + }
|
| + }else
|
| +
|
| + if( c=='t' && n>4 && strncmp(azArg[0], "timeout", n)==0 ){
|
| + open_db(p, 0);
|
| + sqlite3_busy_timeout(p->db, nArg>=2 ? (int)integerValue(azArg[1]) : 0);
|
| + }else
|
| +
|
| + if( c=='t' && n>=5 && strncmp(azArg[0], "timer", n)==0 ){
|
| + if( nArg==2 ){
|
| + enableTimer = booleanValue(azArg[1]);
|
| + if( enableTimer && !HAS_TIMER ){
|
| + fprintf(stderr, "Error: timer not available on this system.\n");
|
| + enableTimer = 0;
|
| + }
|
| + }else{
|
| + fprintf(stderr, "Usage: .timer on|off\n");
|
| + rc = 1;
|
| + }
|
| + }else
|
| +
|
| + if( c=='t' && strncmp(azArg[0], "trace", n)==0 ){
|
| + open_db(p, 0);
|
| + output_file_close(p->traceOut);
|
| + if( nArg!=2 ){
|
| + fprintf(stderr, "Usage: .trace FILE|off\n");
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + p->traceOut = output_file_open(azArg[1]);
|
| +#if !defined(SQLITE_OMIT_TRACE) && !defined(SQLITE_OMIT_FLOATING_POINT)
|
| + if( p->traceOut==0 ){
|
| + sqlite3_trace(p->db, 0, 0);
|
| + }else{
|
| + sqlite3_trace(p->db, sql_trace_callback, p->traceOut);
|
| + }
|
| +#endif
|
| + }else
|
| +
|
| +#if SQLITE_USER_AUTHENTICATION
|
| + if( c=='u' && strncmp(azArg[0], "user", n)==0 ){
|
| + if( nArg<2 ){
|
| + fprintf(stderr, "Usage: .user SUBCOMMAND ...\n");
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + open_db(p, 0);
|
| + if( strcmp(azArg[1],"login")==0 ){
|
| + if( nArg!=4 ){
|
| + fprintf(stderr, "Usage: .user login USER PASSWORD\n");
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + rc = sqlite3_user_authenticate(p->db, azArg[2], azArg[3],
|
| + (int)strlen(azArg[3]));
|
| + if( rc ){
|
| + fprintf(stderr, "Authentication failed for user %s\n", azArg[2]);
|
| + rc = 1;
|
| + }
|
| + }else if( strcmp(azArg[1],"add")==0 ){
|
| + if( nArg!=5 ){
|
| + fprintf(stderr, "Usage: .user add USER PASSWORD ISADMIN\n");
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + rc = sqlite3_user_add(p->db, azArg[2],
|
| + azArg[3], (int)strlen(azArg[3]),
|
| + booleanValue(azArg[4]));
|
| + if( rc ){
|
| + fprintf(stderr, "User-Add failed: %d\n", rc);
|
| + rc = 1;
|
| + }
|
| + }else if( strcmp(azArg[1],"edit")==0 ){
|
| + if( nArg!=5 ){
|
| + fprintf(stderr, "Usage: .user edit USER PASSWORD ISADMIN\n");
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + rc = sqlite3_user_change(p->db, azArg[2],
|
| + azArg[3], (int)strlen(azArg[3]),
|
| + booleanValue(azArg[4]));
|
| + if( rc ){
|
| + fprintf(stderr, "User-Edit failed: %d\n", rc);
|
| + rc = 1;
|
| + }
|
| + }else if( strcmp(azArg[1],"delete")==0 ){
|
| + if( nArg!=3 ){
|
| + fprintf(stderr, "Usage: .user delete USER\n");
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + rc = sqlite3_user_delete(p->db, azArg[2]);
|
| + if( rc ){
|
| + fprintf(stderr, "User-Delete failed: %d\n", rc);
|
| + rc = 1;
|
| + }
|
| + }else{
|
| + fprintf(stderr, "Usage: .user login|add|edit|delete ...\n");
|
| + rc = 1;
|
| + goto meta_command_exit;
|
| + }
|
| + }else
|
| +#endif /* SQLITE_USER_AUTHENTICATION */
|
| +
|
| + if( c=='v' && strncmp(azArg[0], "version", n)==0 ){
|
| + fprintf(p->out, "SQLite %s %s\n" /*extra-version-info*/,
|
| + sqlite3_libversion(), sqlite3_sourceid());
|
| + }else
|
| +
|
| + if( c=='v' && strncmp(azArg[0], "vfsname", n)==0 ){
|
| + const char *zDbName = nArg==2 ? azArg[1] : "main";
|
| + char *zVfsName = 0;
|
| + if( p->db ){
|
| + sqlite3_file_control(p->db, zDbName, SQLITE_FCNTL_VFSNAME, &zVfsName);
|
| + if( zVfsName ){
|
| + fprintf(p->out, "%s\n", zVfsName);
|
| + sqlite3_free(zVfsName);
|
| + }
|
| + }
|
| + }else
|
| +
|
| +#if defined(SQLITE_DEBUG) && defined(SQLITE_ENABLE_WHERETRACE)
|
| + if( c=='w' && strncmp(azArg[0], "wheretrace", n)==0 ){
|
| + extern int sqlite3WhereTrace;
|
| + sqlite3WhereTrace = nArg>=2 ? booleanValue(azArg[1]) : 0xff;
|
| + }else
|
| +#endif
|
| +
|
| + if( c=='w' && strncmp(azArg[0], "width", n)==0 ){
|
| + int j;
|
| + assert( nArg<=ArraySize(azArg) );
|
| + for(j=1; j<nArg && j<ArraySize(p->colWidth); j++){
|
| + p->colWidth[j-1] = (int)integerValue(azArg[j]);
|
| + }
|
| + }else
|
| +
|
| + {
|
| + fprintf(stderr, "Error: unknown command or invalid arguments: "
|
| + " \"%s\". Enter \".help\" for help\n", azArg[0]);
|
| + rc = 1;
|
| + }
|
| +
|
| +meta_command_exit:
|
| + if( p->outCount ){
|
| + p->outCount--;
|
| + if( p->outCount==0 ) output_reset(p);
|
| + }
|
| + return rc;
|
| +}
|
| +
|
| +/*
|
| +** Return TRUE if a semicolon occurs anywhere in the first N characters
|
| +** of string z[].
|
| +*/
|
| +static int line_contains_semicolon(const char *z, int N){
|
| + int i;
|
| + for(i=0; i<N; i++){ if( z[i]==';' ) return 1; }
|
| + return 0;
|
| +}
|
| +
|
| +/*
|
| +** Test to see if a line consists entirely of whitespace.
|
| +*/
|
| +static int _all_whitespace(const char *z){
|
| + for(; *z; z++){
|
| + if( IsSpace(z[0]) ) continue;
|
| + if( *z=='/' && z[1]=='*' ){
|
| + z += 2;
|
| + while( *z && (*z!='*' || z[1]!='/') ){ z++; }
|
| + if( *z==0 ) return 0;
|
| + z++;
|
| + continue;
|
| + }
|
| + if( *z=='-' && z[1]=='-' ){
|
| + z += 2;
|
| + while( *z && *z!='\n' ){ z++; }
|
| + if( *z==0 ) return 1;
|
| + continue;
|
| + }
|
| + return 0;
|
| + }
|
| + return 1;
|
| +}
|
| +
|
| +/*
|
| +** Return TRUE if the line typed in is an SQL command terminator other
|
| +** than a semi-colon. The SQL Server style "go" command is understood
|
| +** as is the Oracle "/".
|
| +*/
|
| +static int line_is_command_terminator(const char *zLine){
|
| + while( IsSpace(zLine[0]) ){ zLine++; };
|
| + if( zLine[0]=='/' && _all_whitespace(&zLine[1]) ){
|
| + return 1; /* Oracle */
|
| + }
|
| + if( ToLower(zLine[0])=='g' && ToLower(zLine[1])=='o'
|
| + && _all_whitespace(&zLine[2]) ){
|
| + return 1; /* SQL Server */
|
| + }
|
| + return 0;
|
| +}
|
| +
|
| +/*
|
| +** Return true if zSql is a complete SQL statement. Return false if it
|
| +** ends in the middle of a string literal or C-style comment.
|
| +*/
|
| +static int line_is_complete(char *zSql, int nSql){
|
| + int rc;
|
| + if( zSql==0 ) return 1;
|
| + zSql[nSql] = ';';
|
| + zSql[nSql+1] = 0;
|
| + rc = sqlite3_complete(zSql);
|
| + zSql[nSql] = 0;
|
| + return rc;
|
| +}
|
| +
|
| +/*
|
| +** Read input from *in and process it. If *in==0 then input
|
| +** is interactive - the user is typing it it. Otherwise, input
|
| +** is coming from a file or device. A prompt is issued and history
|
| +** is saved only if input is interactive. An interrupt signal will
|
| +** cause this routine to exit immediately, unless input is interactive.
|
| +**
|
| +** Return the number of errors.
|
| +*/
|
| +static int process_input(ShellState *p, FILE *in){
|
| + char *zLine = 0; /* A single input line */
|
| + char *zSql = 0; /* Accumulated SQL text */
|
| + int nLine; /* Length of current line */
|
| + int nSql = 0; /* Bytes of zSql[] used */
|
| + int nAlloc = 0; /* Allocated zSql[] space */
|
| + int nSqlPrior = 0; /* Bytes of zSql[] used by prior line */
|
| + char *zErrMsg; /* Error message returned */
|
| + int rc; /* Error code */
|
| + int errCnt = 0; /* Number of errors seen */
|
| + int lineno = 0; /* Current line number */
|
| + int startline = 0; /* Line number for start of current input */
|
| +
|
| + while( errCnt==0 || !bail_on_error || (in==0 && stdin_is_interactive) ){
|
| + fflush(p->out);
|
| + zLine = one_input_line(in, zLine, nSql>0);
|
| + if( zLine==0 ){
|
| + /* End of input */
|
| + if( stdin_is_interactive ) printf("\n");
|
| + break;
|
| + }
|
| + if( seenInterrupt ){
|
| + if( in!=0 ) break;
|
| + seenInterrupt = 0;
|
| + }
|
| + lineno++;
|
| + if( nSql==0 && _all_whitespace(zLine) ){
|
| + if( p->echoOn ) printf("%s\n", zLine);
|
| + continue;
|
| + }
|
| + if( zLine && zLine[0]=='.' && nSql==0 ){
|
| + if( p->echoOn ) printf("%s\n", zLine);
|
| + rc = do_meta_command(zLine, p);
|
| + if( rc==2 ){ /* exit requested */
|
| + break;
|
| + }else if( rc ){
|
| + errCnt++;
|
| + }
|
| + continue;
|
| + }
|
| + if( line_is_command_terminator(zLine) && line_is_complete(zSql, nSql) ){
|
| + memcpy(zLine,";",2);
|
| + }
|
| + nLine = strlen30(zLine);
|
| + if( nSql+nLine+2>=nAlloc ){
|
| + nAlloc = nSql+nLine+100;
|
| + zSql = realloc(zSql, nAlloc);
|
| + if( zSql==0 ){
|
| + fprintf(stderr, "Error: out of memory\n");
|
| + exit(1);
|
| + }
|
| + }
|
| + nSqlPrior = nSql;
|
| + if( nSql==0 ){
|
| + int i;
|
| + for(i=0; zLine[i] && IsSpace(zLine[i]); i++){}
|
| + assert( nAlloc>0 && zSql!=0 );
|
| + memcpy(zSql, zLine+i, nLine+1-i);
|
| + startline = lineno;
|
| + nSql = nLine-i;
|
| + }else{
|
| + zSql[nSql++] = '\n';
|
| + memcpy(zSql+nSql, zLine, nLine+1);
|
| + nSql += nLine;
|
| + }
|
| + if( nSql && line_contains_semicolon(&zSql[nSqlPrior], nSql-nSqlPrior)
|
| + && sqlite3_complete(zSql) ){
|
| + p->cnt = 0;
|
| + open_db(p, 0);
|
| + BEGIN_TIMER;
|
| + rc = shell_exec(p->db, zSql, shell_callback, p, &zErrMsg);
|
| + END_TIMER;
|
| + if( rc || zErrMsg ){
|
| + char zPrefix[100];
|
| + if( in!=0 || !stdin_is_interactive ){
|
| + sqlite3_snprintf(sizeof(zPrefix), zPrefix,
|
| + "Error: near line %d:", startline);
|
| + }else{
|
| + sqlite3_snprintf(sizeof(zPrefix), zPrefix, "Error:");
|
| + }
|
| + if( zErrMsg!=0 ){
|
| + fprintf(stderr, "%s %s\n", zPrefix, zErrMsg);
|
| + sqlite3_free(zErrMsg);
|
| + zErrMsg = 0;
|
| + }else{
|
| + fprintf(stderr, "%s %s\n", zPrefix, sqlite3_errmsg(p->db));
|
| + }
|
| + errCnt++;
|
| + }
|
| + nSql = 0;
|
| + if( p->outCount ){
|
| + output_reset(p);
|
| + p->outCount = 0;
|
| + }
|
| + }else if( nSql && _all_whitespace(zSql) ){
|
| + if( p->echoOn ) printf("%s\n", zSql);
|
| + nSql = 0;
|
| + }
|
| + }
|
| + if( nSql ){
|
| + if( !_all_whitespace(zSql) ){
|
| + fprintf(stderr, "Error: incomplete SQL: %s\n", zSql);
|
| + errCnt++;
|
| + }
|
| + free(zSql);
|
| + }
|
| + free(zLine);
|
| + return errCnt>0;
|
| +}
|
| +
|
| +/*
|
| +** Return a pathname which is the user's home directory. A
|
| +** 0 return indicates an error of some kind.
|
| +*/
|
| +static char *find_home_dir(void){
|
| + static char *home_dir = NULL;
|
| + if( home_dir ) return home_dir;
|
| +
|
| +#if !defined(_WIN32) && !defined(WIN32) && !defined(_WIN32_WCE) && !defined(__RTP__) && !defined(_WRS_KERNEL)
|
| + {
|
| + struct passwd *pwent;
|
| + uid_t uid = getuid();
|
| + if( (pwent=getpwuid(uid)) != NULL) {
|
| + home_dir = pwent->pw_dir;
|
| + }
|
| + }
|
| +#endif
|
| +
|
| +#if defined(_WIN32_WCE)
|
| + /* Windows CE (arm-wince-mingw32ce-gcc) does not provide getenv()
|
| + */
|
| + home_dir = "/";
|
| +#else
|
| +
|
| +#if defined(_WIN32) || defined(WIN32)
|
| + if (!home_dir) {
|
| + home_dir = getenv("USERPROFILE");
|
| + }
|
| +#endif
|
| +
|
| + if (!home_dir) {
|
| + home_dir = getenv("HOME");
|
| + }
|
| +
|
| +#if defined(_WIN32) || defined(WIN32)
|
| + if (!home_dir) {
|
| + char *zDrive, *zPath;
|
| + int n;
|
| + zDrive = getenv("HOMEDRIVE");
|
| + zPath = getenv("HOMEPATH");
|
| + if( zDrive && zPath ){
|
| + n = strlen30(zDrive) + strlen30(zPath) + 1;
|
| + home_dir = malloc( n );
|
| + if( home_dir==0 ) return 0;
|
| + sqlite3_snprintf(n, home_dir, "%s%s", zDrive, zPath);
|
| + return home_dir;
|
| + }
|
| + home_dir = "c:\\";
|
| + }
|
| +#endif
|
| +
|
| +#endif /* !_WIN32_WCE */
|
| +
|
| + if( home_dir ){
|
| + int n = strlen30(home_dir) + 1;
|
| + char *z = malloc( n );
|
| + if( z ) memcpy(z, home_dir, n);
|
| + home_dir = z;
|
| + }
|
| +
|
| + return home_dir;
|
| +}
|
| +
|
| +/*
|
| +** Read input from the file given by sqliterc_override. Or if that
|
| +** parameter is NULL, take input from ~/.sqliterc
|
| +**
|
| +** Returns the number of errors.
|
| +*/
|
| +static int process_sqliterc(
|
| + ShellState *p, /* Configuration data */
|
| + const char *sqliterc_override /* Name of config file. NULL to use default */
|
| +){
|
| + char *home_dir = NULL;
|
| + const char *sqliterc = sqliterc_override;
|
| + char *zBuf = 0;
|
| + FILE *in = NULL;
|
| + int rc = 0;
|
| +
|
| + if (sqliterc == NULL) {
|
| + home_dir = find_home_dir();
|
| + if( home_dir==0 ){
|
| +#if !defined(__RTP__) && !defined(_WRS_KERNEL)
|
| + fprintf(stderr,"%s: Error: cannot locate your home directory\n", Argv0);
|
| +#endif
|
| + return 1;
|
| + }
|
| + sqlite3_initialize();
|
| + zBuf = sqlite3_mprintf("%s/.sqliterc",home_dir);
|
| + sqliterc = zBuf;
|
| + }
|
| + in = fopen(sqliterc,"rb");
|
| + if( in ){
|
| + if( stdin_is_interactive ){
|
| + fprintf(stderr,"-- Loading resources from %s\n",sqliterc);
|
| + }
|
| + rc = process_input(p,in);
|
| + fclose(in);
|
| + }
|
| + sqlite3_free(zBuf);
|
| + return rc;
|
| +}
|
| +
|
| +/*
|
| +** Show available command line options
|
| +*/
|
| +static const char zOptions[] =
|
| + " -bail stop after hitting an error\n"
|
| + " -batch force batch I/O\n"
|
| + " -column set output mode to 'column'\n"
|
| + " -cmd COMMAND run \"COMMAND\" before reading stdin\n"
|
| + " -csv set output mode to 'csv'\n"
|
| + " -echo print commands before execution\n"
|
| + " -init FILENAME read/process named file\n"
|
| + " -[no]header turn headers on or off\n"
|
| +#if defined(SQLITE_ENABLE_MEMSYS3) || defined(SQLITE_ENABLE_MEMSYS5)
|
| + " -heap SIZE Size of heap for memsys3 or memsys5\n"
|
| +#endif
|
| + " -help show this message\n"
|
| + " -html set output mode to HTML\n"
|
| + " -interactive force interactive I/O\n"
|
| + " -line set output mode to 'line'\n"
|
| + " -list set output mode to 'list'\n"
|
| + " -lookaside SIZE N use N entries of SZ bytes for lookaside memory\n"
|
| + " -mmap N default mmap size set to N\n"
|
| +#ifdef SQLITE_ENABLE_MULTIPLEX
|
| + " -multiplex enable the multiplexor VFS\n"
|
| +#endif
|
| + " -newline SEP set newline character(s) for CSV\n"
|
| + " -nullvalue TEXT set text string for NULL values. Default ''\n"
|
| + " -pagecache SIZE N use N slots of SZ bytes each for page cache memory\n"
|
| + " -scratch SIZE N use N slots of SZ bytes each for scratch memory\n"
|
| + " -separator SEP set output field separator. Default: '|'\n"
|
| + " -stats print memory stats before each finalize\n"
|
| + " -version show SQLite version\n"
|
| + " -vfs NAME use NAME as the default VFS\n"
|
| +#ifdef SQLITE_ENABLE_VFSTRACE
|
| + " -vfstrace enable tracing of all VFS calls\n"
|
| +#endif
|
| +;
|
| +static void usage(int showDetail){
|
| + fprintf(stderr,
|
| + "Usage: %s [OPTIONS] FILENAME [SQL]\n"
|
| + "FILENAME is the name of an SQLite database. A new database is created\n"
|
| + "if the file does not previously exist.\n", Argv0);
|
| + if( showDetail ){
|
| + fprintf(stderr, "OPTIONS include:\n%s", zOptions);
|
| + }else{
|
| + fprintf(stderr, "Use the -help option for additional information\n");
|
| + }
|
| + exit(1);
|
| +}
|
| +
|
| +/*
|
| +** Initialize the state information in data
|
| +*/
|
| +static void main_init(ShellState *data) {
|
| + memset(data, 0, sizeof(*data));
|
| + data->mode = MODE_List;
|
| + memcpy(data->separator,"|", 2);
|
| + memcpy(data->newline,"\r\n", 3);
|
| + data->showHeader = 0;
|
| + data->shellFlgs = SHFLG_Lookaside;
|
| + sqlite3_config(SQLITE_CONFIG_URI, 1);
|
| + sqlite3_config(SQLITE_CONFIG_LOG, shellLog, data);
|
| + sqlite3_config(SQLITE_CONFIG_MULTITHREAD);
|
| + sqlite3_snprintf(sizeof(mainPrompt), mainPrompt,"sqlite> ");
|
| + sqlite3_snprintf(sizeof(continuePrompt), continuePrompt," ...> ");
|
| +}
|
| +
|
| +/*
|
| +** Output text to the console in a font that attracts extra attention.
|
| +*/
|
| +#ifdef _WIN32
|
| +static void printBold(const char *zText){
|
| + HANDLE out = GetStdHandle(STD_OUTPUT_HANDLE);
|
| + CONSOLE_SCREEN_BUFFER_INFO defaultScreenInfo;
|
| + GetConsoleScreenBufferInfo(out, &defaultScreenInfo);
|
| + SetConsoleTextAttribute(out,
|
| + FOREGROUND_RED|FOREGROUND_INTENSITY
|
| + );
|
| + printf("%s", zText);
|
| + SetConsoleTextAttribute(out, defaultScreenInfo.wAttributes);
|
| +}
|
| +#else
|
| +static void printBold(const char *zText){
|
| + printf("\033[1m%s\033[0m", zText);
|
| +}
|
| +#endif
|
| +
|
| +/*
|
| +** Get the argument to an --option. Throw an error and die if no argument
|
| +** is available.
|
| +*/
|
| +static char *cmdline_option_value(int argc, char **argv, int i){
|
| + if( i==argc ){
|
| + fprintf(stderr, "%s: Error: missing argument to %s\n",
|
| + argv[0], argv[argc-1]);
|
| + exit(1);
|
| + }
|
| + return argv[i];
|
| +}
|
| +
|
| +int main(int argc, char **argv){
|
| + char *zErrMsg = 0;
|
| + ShellState data;
|
| + const char *zInitFile = 0;
|
| + char *zFirstCmd = 0;
|
| + int i;
|
| + int rc = 0;
|
| + int warnInmemoryDb = 0;
|
| +
|
| +#if USE_SYSTEM_SQLITE+0!=1
|
| + if( strcmp(sqlite3_sourceid(),SQLITE_SOURCE_ID)!=0 ){
|
| + fprintf(stderr, "SQLite header and source version mismatch\n%s\n%s\n",
|
| + sqlite3_sourceid(), SQLITE_SOURCE_ID);
|
| + exit(1);
|
| + }
|
| +#endif
|
| + Argv0 = argv[0];
|
| + main_init(&data);
|
| + stdin_is_interactive = isatty(0);
|
| +
|
| + /* Make sure we have a valid signal handler early, before anything
|
| + ** else is done.
|
| + */
|
| +#ifdef SIGINT
|
| + signal(SIGINT, interrupt_handler);
|
| +#endif
|
| +
|
| + /* Do an initial pass through the command-line argument to locate
|
| + ** the name of the database file, the name of the initialization file,
|
| + ** the size of the alternative malloc heap,
|
| + ** and the first command to execute.
|
| + */
|
| + for(i=1; i<argc; i++){
|
| + char *z;
|
| + z = argv[i];
|
| + if( z[0]!='-' ){
|
| + if( data.zDbFilename==0 ){
|
| + data.zDbFilename = z;
|
| + continue;
|
| + }
|
| + if( zFirstCmd==0 ){
|
| + zFirstCmd = z;
|
| + continue;
|
| + }
|
| + fprintf(stderr,"%s: Error: too many options: \"%s\"\n", Argv0, argv[i]);
|
| + fprintf(stderr,"Use -help for a list of options.\n");
|
| + return 1;
|
| + }
|
| + if( z[1]=='-' ) z++;
|
| + if( strcmp(z,"-separator")==0
|
| + || strcmp(z,"-nullvalue")==0
|
| + || strcmp(z,"-newline")==0
|
| + || strcmp(z,"-cmd")==0
|
| + ){
|
| + (void)cmdline_option_value(argc, argv, ++i);
|
| + }else if( strcmp(z,"-init")==0 ){
|
| + zInitFile = cmdline_option_value(argc, argv, ++i);
|
| + }else if( strcmp(z,"-batch")==0 ){
|
| + /* Need to check for batch mode here to so we can avoid printing
|
| + ** informational messages (like from process_sqliterc) before
|
| + ** we do the actual processing of arguments later in a second pass.
|
| + */
|
| + stdin_is_interactive = 0;
|
| + }else if( strcmp(z,"-heap")==0 ){
|
| +#if defined(SQLITE_ENABLE_MEMSYS3) || defined(SQLITE_ENABLE_MEMSYS5)
|
| + const char *zSize;
|
| + sqlite3_int64 szHeap;
|
| +
|
| + zSize = cmdline_option_value(argc, argv, ++i);
|
| + szHeap = integerValue(zSize);
|
| + if( szHeap>0x7fff0000 ) szHeap = 0x7fff0000;
|
| + sqlite3_config(SQLITE_CONFIG_HEAP, malloc((int)szHeap), (int)szHeap, 64);
|
| +#endif
|
| + }else if( strcmp(z,"-scratch")==0 ){
|
| + int n, sz;
|
| + sz = (int)integerValue(cmdline_option_value(argc,argv,++i));
|
| + if( sz>400000 ) sz = 400000;
|
| + if( sz<2500 ) sz = 2500;
|
| + n = (int)integerValue(cmdline_option_value(argc,argv,++i));
|
| + if( n>10 ) n = 10;
|
| + if( n<1 ) n = 1;
|
| + sqlite3_config(SQLITE_CONFIG_SCRATCH, malloc(n*sz+1), sz, n);
|
| + data.shellFlgs |= SHFLG_Scratch;
|
| + }else if( strcmp(z,"-pagecache")==0 ){
|
| + int n, sz;
|
| + sz = (int)integerValue(cmdline_option_value(argc,argv,++i));
|
| + if( sz>70000 ) sz = 70000;
|
| + if( sz<800 ) sz = 800;
|
| + n = (int)integerValue(cmdline_option_value(argc,argv,++i));
|
| + if( n<10 ) n = 10;
|
| + sqlite3_config(SQLITE_CONFIG_PAGECACHE, malloc(n*sz+1), sz, n);
|
| + data.shellFlgs |= SHFLG_Pagecache;
|
| + }else if( strcmp(z,"-lookaside")==0 ){
|
| + int n, sz;
|
| + sz = (int)integerValue(cmdline_option_value(argc,argv,++i));
|
| + if( sz<0 ) sz = 0;
|
| + n = (int)integerValue(cmdline_option_value(argc,argv,++i));
|
| + if( n<0 ) n = 0;
|
| + sqlite3_config(SQLITE_CONFIG_LOOKASIDE, sz, n);
|
| + if( sz*n==0 ) data.shellFlgs &= ~SHFLG_Lookaside;
|
| +#ifdef SQLITE_ENABLE_VFSTRACE
|
| + }else if( strcmp(z,"-vfstrace")==0 ){
|
| + extern int vfstrace_register(
|
| + const char *zTraceName,
|
| + const char *zOldVfsName,
|
| + int (*xOut)(const char*,void*),
|
| + void *pOutArg,
|
| + int makeDefault
|
| + );
|
| + vfstrace_register("trace",0,(int(*)(const char*,void*))fputs,stderr,1);
|
| +#endif
|
| +#ifdef SQLITE_ENABLE_MULTIPLEX
|
| + }else if( strcmp(z,"-multiplex")==0 ){
|
| + extern int sqlite3_multiple_initialize(const char*,int);
|
| + sqlite3_multiplex_initialize(0, 1);
|
| +#endif
|
| + }else if( strcmp(z,"-mmap")==0 ){
|
| + sqlite3_int64 sz = integerValue(cmdline_option_value(argc,argv,++i));
|
| + sqlite3_config(SQLITE_CONFIG_MMAP_SIZE, sz, sz);
|
| + }else if( strcmp(z,"-vfs")==0 ){
|
| + sqlite3_vfs *pVfs = sqlite3_vfs_find(cmdline_option_value(argc,argv,++i));
|
| + if( pVfs ){
|
| + sqlite3_vfs_register(pVfs, 1);
|
| + }else{
|
| + fprintf(stderr, "no such VFS: \"%s\"\n", argv[i]);
|
| + exit(1);
|
| + }
|
| + }
|
| + }
|
| + if( data.zDbFilename==0 ){
|
| +#ifndef SQLITE_OMIT_MEMORYDB
|
| + data.zDbFilename = ":memory:";
|
| + warnInmemoryDb = argc==1;
|
| +#else
|
| + fprintf(stderr,"%s: Error: no database filename specified\n", Argv0);
|
| + return 1;
|
| +#endif
|
| +#ifdef SQLITE_SHELL_DBNAME_PROC
|
| + { extern void SQLITE_SHELL_DBNAME_PROC(const char**);
|
| + SQLITE_SHELL_DBNAME_PROC(&data.zDbFilename);
|
| + warnInmemoryDb = 0; }
|
| +#endif
|
| + }
|
| + data.out = stdout;
|
| +
|
| + /* Go ahead and open the database file if it already exists. If the
|
| + ** file does not exist, delay opening it. This prevents empty database
|
| + ** files from being created if a user mistypes the database name argument
|
| + ** to the sqlite command-line tool.
|
| + */
|
| + if( access(data.zDbFilename, 0)==0 ){
|
| + open_db(&data, 0);
|
| + }
|
| +
|
| + /* Process the initialization file if there is one. If no -init option
|
| + ** is given on the command line, look for a file named ~/.sqliterc and
|
| + ** try to process it.
|
| + */
|
| + rc = process_sqliterc(&data,zInitFile);
|
| + if( rc>0 ){
|
| + return rc;
|
| + }
|
| +
|
| + /* Make a second pass through the command-line argument and set
|
| + ** options. This second pass is delayed until after the initialization
|
| + ** file is processed so that the command-line arguments will override
|
| + ** settings in the initialization file.
|
| + */
|
| + for(i=1; i<argc; i++){
|
| + char *z = argv[i];
|
| + if( z[0]!='-' ) continue;
|
| + if( z[1]=='-' ){ z++; }
|
| + if( strcmp(z,"-init")==0 ){
|
| + i++;
|
| + }else if( strcmp(z,"-html")==0 ){
|
| + data.mode = MODE_Html;
|
| + }else if( strcmp(z,"-list")==0 ){
|
| + data.mode = MODE_List;
|
| + }else if( strcmp(z,"-line")==0 ){
|
| + data.mode = MODE_Line;
|
| + }else if( strcmp(z,"-column")==0 ){
|
| + data.mode = MODE_Column;
|
| + }else if( strcmp(z,"-csv")==0 ){
|
| + data.mode = MODE_Csv;
|
| + memcpy(data.separator,",",2);
|
| + }else if( strcmp(z,"-separator")==0 ){
|
| + sqlite3_snprintf(sizeof(data.separator), data.separator,
|
| + "%s",cmdline_option_value(argc,argv,++i));
|
| + }else if( strcmp(z,"-newline")==0 ){
|
| + sqlite3_snprintf(sizeof(data.newline), data.newline,
|
| + "%s",cmdline_option_value(argc,argv,++i));
|
| + }else if( strcmp(z,"-nullvalue")==0 ){
|
| + sqlite3_snprintf(sizeof(data.nullvalue), data.nullvalue,
|
| + "%s",cmdline_option_value(argc,argv,++i));
|
| + }else if( strcmp(z,"-header")==0 ){
|
| + data.showHeader = 1;
|
| + }else if( strcmp(z,"-noheader")==0 ){
|
| + data.showHeader = 0;
|
| + }else if( strcmp(z,"-echo")==0 ){
|
| + data.echoOn = 1;
|
| + }else if( strcmp(z,"-eqp")==0 ){
|
| + data.autoEQP = 1;
|
| + }else if( strcmp(z,"-stats")==0 ){
|
| + data.statsOn = 1;
|
| + }else if( strcmp(z,"-bail")==0 ){
|
| + bail_on_error = 1;
|
| + }else if( strcmp(z,"-version")==0 ){
|
| + printf("%s %s\n", sqlite3_libversion(), sqlite3_sourceid());
|
| + return 0;
|
| + }else if( strcmp(z,"-interactive")==0 ){
|
| + stdin_is_interactive = 1;
|
| + }else if( strcmp(z,"-batch")==0 ){
|
| + stdin_is_interactive = 0;
|
| + }else if( strcmp(z,"-heap")==0 ){
|
| + i++;
|
| + }else if( strcmp(z,"-scratch")==0 ){
|
| + i+=2;
|
| + }else if( strcmp(z,"-pagecache")==0 ){
|
| + i+=2;
|
| + }else if( strcmp(z,"-lookaside")==0 ){
|
| + i+=2;
|
| + }else if( strcmp(z,"-mmap")==0 ){
|
| + i++;
|
| + }else if( strcmp(z,"-vfs")==0 ){
|
| + i++;
|
| +#ifdef SQLITE_ENABLE_VFSTRACE
|
| + }else if( strcmp(z,"-vfstrace")==0 ){
|
| + i++;
|
| +#endif
|
| +#ifdef SQLITE_ENABLE_MULTIPLEX
|
| + }else if( strcmp(z,"-multiplex")==0 ){
|
| + i++;
|
| +#endif
|
| + }else if( strcmp(z,"-help")==0 ){
|
| + usage(1);
|
| + }else if( strcmp(z,"-cmd")==0 ){
|
| + if( i==argc-1 ) break;
|
| + z = cmdline_option_value(argc,argv,++i);
|
| + if( z[0]=='.' ){
|
| + rc = do_meta_command(z, &data);
|
| + if( rc && bail_on_error ) return rc==2 ? 0 : rc;
|
| + }else{
|
| + open_db(&data, 0);
|
| + rc = shell_exec(data.db, z, shell_callback, &data, &zErrMsg);
|
| + if( zErrMsg!=0 ){
|
| + fprintf(stderr,"Error: %s\n", zErrMsg);
|
| + if( bail_on_error ) return rc!=0 ? rc : 1;
|
| + }else if( rc!=0 ){
|
| + fprintf(stderr,"Error: unable to process SQL \"%s\"\n", z);
|
| + if( bail_on_error ) return rc;
|
| + }
|
| + }
|
| + }else{
|
| + fprintf(stderr,"%s: Error: unknown option: %s\n", Argv0, z);
|
| + fprintf(stderr,"Use -help for a list of options.\n");
|
| + return 1;
|
| + }
|
| + }
|
| +
|
| + if( zFirstCmd ){
|
| + /* Run just the command that follows the database name
|
| + */
|
| + if( zFirstCmd[0]=='.' ){
|
| + rc = do_meta_command(zFirstCmd, &data);
|
| + if( rc==2 ) rc = 0;
|
| + }else{
|
| + open_db(&data, 0);
|
| + rc = shell_exec(data.db, zFirstCmd, shell_callback, &data, &zErrMsg);
|
| + if( zErrMsg!=0 ){
|
| + fprintf(stderr,"Error: %s\n", zErrMsg);
|
| + return rc!=0 ? rc : 1;
|
| + }else if( rc!=0 ){
|
| + fprintf(stderr,"Error: unable to process SQL \"%s\"\n", zFirstCmd);
|
| + return rc;
|
| + }
|
| + }
|
| + }else{
|
| + /* Run commands received from standard input
|
| + */
|
| + if( stdin_is_interactive ){
|
| + char *zHome;
|
| + char *zHistory = 0;
|
| + int nHistory;
|
| + printf(
|
| + "SQLite version %s %.19s\n" /*extra-version-info*/
|
| + "Enter \".help\" for usage hints.\n",
|
| + sqlite3_libversion(), sqlite3_sourceid()
|
| + );
|
| + if( warnInmemoryDb ){
|
| + printf("Connected to a ");
|
| + printBold("transient in-memory database");
|
| + printf(".\nUse \".open FILENAME\" to reopen on a "
|
| + "persistent database.\n");
|
| + }
|
| + zHome = find_home_dir();
|
| + if( zHome ){
|
| + nHistory = strlen30(zHome) + 20;
|
| + if( (zHistory = malloc(nHistory))!=0 ){
|
| + sqlite3_snprintf(nHistory, zHistory,"%s/.sqlite_history", zHome);
|
| + }
|
| + }
|
| +#if defined(HAVE_READLINE)
|
| + if( zHistory ) read_history(zHistory);
|
| +#endif
|
| + rc = process_input(&data, 0);
|
| + if( zHistory ){
|
| + stifle_history(100);
|
| + write_history(zHistory);
|
| + free(zHistory);
|
| + }
|
| + }else{
|
| + rc = process_input(&data, stdin);
|
| + }
|
| + }
|
| + set_table_name(&data, 0);
|
| + if( data.db ){
|
| + sqlite3_close(data.db);
|
| + }
|
| + sqlite3_free(data.zFreeOnClose);
|
| + return rc;
|
| +}
|
|
|
Chromium Code Reviews
Issue 949043002:
Add //third_party/sqlite to dirs_to_snapshot, remove net_sql.patch (Closed)
Base URL: git@github.com:domokit/mojo.git@master