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Fix signed/unsigned comparison compiler warnings. Add the

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SQLITE_OMIT_RANDOMNESS compile-time option to cause the PRNG to be seeded
identically on every run, for testing purposes.

FossilOrigin-Name: 93ce2bca701efc67aeb517c4d641bde71332e8a0
This commit is contained in:
drh
2015-04-30 12:31:49 +00:00
parent f3cdcdccbe
commit 6a412b8be9
5 changed files with 15 additions and 15 deletions
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4
src/os_win.c
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@@ -5372,7 +5372,7 @@ static void winDlClose(sqlite3_vfs *pVfs, void *pHandle){
static int winRandomness(sqlite3_vfs *pVfs, int nBuf, char *zBuf){
int n = 0;
UNUSED_PARAMETER(pVfs);
#if defined(SQLITE_TEST)
#if defined(SQLITE_TEST) || defined(SQLITE_OMIT_RANDOMNESS)
n = nBuf;
memset(zBuf, 0, nBuf);
#else
@@ -5406,7 +5406,6 @@ static int winRandomness(sqlite3_vfs *pVfs, int nBuf, char *zBuf){
memcpy(&zBuf[n], &i, sizeof(i));
n += sizeof(i);
}
#endif
#if !SQLITE_OS_WINCE && !SQLITE_OS_WINRT && SQLITE_WIN32_USE_UUID
if( sizeof(UUID)<=nBuf-n ){
UUID id;
@@ -5423,6 +5422,7 @@ static int winRandomness(sqlite3_vfs *pVfs, int nBuf, char *zBuf){
n += sizeof(UUID);
}
#endif
#endif /* defined(SQLITE_TEST) || defined(SQLITE_ZERO_PRNG_SEED) */
return n;
}