[sql] Import SQLite 3.17.0.

third_party/sqlite/src/tool/showdb.c

 /*
 ** A utility for printing all or part of an SQLite database file.
 */
 #include <stdio.h>
 #include <ctype.h>
 #define ISDIGIT(X) isdigit((unsigned char)(X))
 #define ISPRINT(X) isprint((unsigned char)(X))
 #include <sys/types.h>
 #include <sys/stat.h>
 #include <fcntl.h>
@@ skipping 133 matching lines @@
   aData = sqlite3_malloc(nByte+32);
   if( aData==0 ) out_of_memory();
   memset(aData, 0, nByte+32);
   if( g.bRaw==0 ){
     int rc = g.pFd->pMethods->xRead(g.pFd, (void*)aData, nByte, ofst);
     if( rc!=SQLITE_OK && rc!=SQLITE_IOERR_SHORT_READ ){
       fprintf(stderr, "error in xRead() - %d\n", rc);
       exit(1);
     }
   }else{
-    lseek(g.dbfd, ofst, SEEK_SET);
+    lseek(g.dbfd, (long)ofst, SEEK_SET);
     got = read(g.dbfd, aData, nByte);
     if( got>0 && got<nByte ) memset(aData+got, 0, nByte-got);
   }
   return aData;
 }
 
 /*
 ** Return the size of the file in byte.
 */
 static sqlite3_int64 fileGetsize(void){
@@ skipping 926 matching lines @@
 
   fileOpen(zPrg, azArg[1]);
   szFile = fileGetsize();
 
   zPgSz = fileRead(16, 2);
   g.pagesize = zPgSz[0]*256 + zPgSz[1]*65536;
   if( g.pagesize==0 ) g.pagesize = 1024;
   sqlite3_free(zPgSz);
 
   printf("Pagesize: %d\n", g.pagesize);
-  g.mxPage = (szFile+g.pagesize-1)/g.pagesize;
+  g.mxPage = (int)((szFile+g.pagesize-1)/g.pagesize);
 
   printf("Available pages: 1..%d\n", g.mxPage);
   if( nArg==2 ){
     int i;
     for(i=1; i<=g.mxPage; i++) print_page(i);
   }else{
     int i;
     for(i=2; i<nArg; i++){
       int iStart, iEnd;
       char *zLeft;
@@ skipping 58 matching lines @@
       }
       while( iStart<=iEnd ){
         print_page(iStart);
         iStart++;
       }
     }
   }
   fileClose();
   return 0;
 }