Index: third_party/sqlite/sqlite-src-3170000/src/os_common.h |
diff --git a/third_party/sqlite/sqlite-src-3170000/src/os_common.h b/third_party/sqlite/sqlite-src-3170000/src/os_common.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..1ed4d7a8e1a053cd67b13ad10377fa3ffd67cae2 |
--- /dev/null |
+++ b/third_party/sqlite/sqlite-src-3170000/src/os_common.h |
@@ -0,0 +1,105 @@ |
+/* |
+** 2004 May 22 |
+** |
+** 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 macros and a little bit of code that is common to |
+** all of the platform-specific files (os_*.c) and is #included into those |
+** files. |
+** |
+** This file should be #included by the os_*.c files only. It is not a |
+** general purpose header file. |
+*/ |
+#ifndef _OS_COMMON_H_ |
+#define _OS_COMMON_H_ |
+ |
+/* |
+** At least two bugs have slipped in because we changed the MEMORY_DEBUG |
+** macro to SQLITE_DEBUG and some older makefiles have not yet made the |
+** switch. The following code should catch this problem at compile-time. |
+*/ |
+#ifdef MEMORY_DEBUG |
+# error "The MEMORY_DEBUG macro is obsolete. Use SQLITE_DEBUG instead." |
+#endif |
+ |
+/* |
+** Macros for performance tracing. Normally turned off. Only works |
+** on i486 hardware. |
+*/ |
+#ifdef SQLITE_PERFORMANCE_TRACE |
+ |
+/* |
+** hwtime.h contains inline assembler code for implementing |
+** high-performance timing routines. |
+*/ |
+#include "hwtime.h" |
+ |
+static sqlite_uint64 g_start; |
+static sqlite_uint64 g_elapsed; |
+#define TIMER_START g_start=sqlite3Hwtime() |
+#define TIMER_END g_elapsed=sqlite3Hwtime()-g_start |
+#define TIMER_ELAPSED g_elapsed |
+#else |
+#define TIMER_START |
+#define TIMER_END |
+#define TIMER_ELAPSED ((sqlite_uint64)0) |
+#endif |
+ |
+/* |
+** If we compile with the SQLITE_TEST macro set, then the following block |
+** of code will give us the ability to simulate a disk I/O error. This |
+** is used for testing the I/O recovery logic. |
+*/ |
+#if defined(SQLITE_TEST) |
+extern int sqlite3_io_error_hit; |
+extern int sqlite3_io_error_hardhit; |
+extern int sqlite3_io_error_pending; |
+extern int sqlite3_io_error_persist; |
+extern int sqlite3_io_error_benign; |
+extern int sqlite3_diskfull_pending; |
+extern int sqlite3_diskfull; |
+#define SimulateIOErrorBenign(X) sqlite3_io_error_benign=(X) |
+#define SimulateIOError(CODE) \ |
+ if( (sqlite3_io_error_persist && sqlite3_io_error_hit) \ |
+ || sqlite3_io_error_pending-- == 1 ) \ |
+ { local_ioerr(); CODE; } |
+static void local_ioerr(){ |
+ IOTRACE(("IOERR\n")); |
+ sqlite3_io_error_hit++; |
+ if( !sqlite3_io_error_benign ) sqlite3_io_error_hardhit++; |
+} |
+#define SimulateDiskfullError(CODE) \ |
+ if( sqlite3_diskfull_pending ){ \ |
+ if( sqlite3_diskfull_pending == 1 ){ \ |
+ local_ioerr(); \ |
+ sqlite3_diskfull = 1; \ |
+ sqlite3_io_error_hit = 1; \ |
+ CODE; \ |
+ }else{ \ |
+ sqlite3_diskfull_pending--; \ |
+ } \ |
+ } |
+#else |
+#define SimulateIOErrorBenign(X) |
+#define SimulateIOError(A) |
+#define SimulateDiskfullError(A) |
+#endif /* defined(SQLITE_TEST) */ |
+ |
+/* |
+** When testing, keep a count of the number of open files. |
+*/ |
+#if defined(SQLITE_TEST) |
+extern int sqlite3_open_file_count; |
+#define OpenCounter(X) sqlite3_open_file_count+=(X) |
+#else |
+#define OpenCounter(X) |
+#endif /* defined(SQLITE_TEST) */ |
+ |
+#endif /* !defined(_OS_COMMON_H_) */ |