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Unified Diff: third_party/sqlite/sqlite-src-3080704/src/os_common.h

Issue 949043002: Add //third_party/sqlite to dirs_to_snapshot, remove net_sql.patch (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: Created 5 years, 10 months ago
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Index: third_party/sqlite/sqlite-src-3080704/src/os_common.h
diff --git a/third_party/sqlite/sqlite-src-3080704/src/os_common.h b/third_party/sqlite/sqlite-src-3080704/src/os_common.h
new file mode 100644
index 0000000000000000000000000000000000000000..f6c3e7ff89463086401822f481e7e3b87b2c78c7
--- /dev/null
+++ b/third_party/sqlite/sqlite-src-3080704/src/os_common.h
@@ -0,0 +1,115 @@
+/*
+** 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+# error "The MEMORY_DEBUG macro is obsolete.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
+
+#if defined(SQLITE_TEST) && defined(SQLITE_DEBUG)
+# ifndef SQLITE_DEBUG_OS_TRACE
+# define SQLITE_DEBUG_OS_TRACE 0
+# endif
+ int sqlite3OSTrace = SQLITE_DEBUG_OS_TRACE;
+# define OSTRACE(X) if( sqlite3OSTrace ) sqlite3DebugPrintf X
+#else
+# define OSTRACE(X)
+#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.
+*/
+#ifdef SQLITE_TEST
+int sqlite3_io_error_hit = 0; /* Total number of I/O Errors */
+int sqlite3_io_error_hardhit = 0; /* Number of non-benign errors */
+int sqlite3_io_error_pending = 0; /* Count down to first I/O error */
+int sqlite3_io_error_persist = 0; /* True if I/O errors persist */
+int sqlite3_io_error_benign = 0; /* True if errors are benign */
+int sqlite3_diskfull_pending = 0;
+int sqlite3_diskfull = 0;
+#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
+
+/*
+** When testing, keep a count of the number of open files.
+*/
+#ifdef SQLITE_TEST
+int sqlite3_open_file_count = 0;
+#define OpenCounter(X) sqlite3_open_file_count+=(X)
+#else
+#define OpenCounter(X)
+#endif
+
+#endif /* !defined(_OS_COMMON_H_) */
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