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Minor change to os_unix.c to facilitate 100% MC/DC testing.

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FossilOrigin-Name: 0dfa7b4da134db281c3c4eddb4569c53a450f955f0af2f410e13db801aff4ea2
This commit is contained in:
drh
2024-01-08 15:23:45 +00:00
parent f640f79d6f
commit 3e2ffbd476
3 changed files with 11 additions and 11 deletions
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5
src/os_unix.c
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@@ -5095,7 +5095,7 @@ static int unixShmLock(
for(iMutex=ofst; iMutex<ofst+n; iMutex++){
if( flags==(SQLITE_SHM_LOCK|SQLITE_SHM_EXCLUSIVE) ){
rc = sqlite3_mutex_try(pShmNode->aMutex[iMutex]);
if( rc!=SQLITE_OK ) break;
if( rc!=SQLITE_OK ) goto leave_shmnode_mutexes;
}else{
sqlite3_mutex_enter(pShmNode->aMutex[iMutex]);
}
@@ -5104,7 +5104,7 @@ static int unixShmLock(
sqlite3_mutex_enter(pShmNode->pShmMutex);
#endif
if( rc==SQLITE_OK ){
if( ALWAYS(rc==SQLITE_OK) ){
if( flags & SQLITE_SHM_UNLOCK ){
/* Case (a) - unlock. */
int bUnlock = 1;
@@ -5183,6 +5183,7 @@ static int unixShmLock(
/* Drop the mutexes acquired above. */
#ifdef SQLITE_ENABLE_SETLK_TIMEOUT
leave_shmnode_mutexes:
for(iMutex--; iMutex>=ofst; iMutex--){
sqlite3_mutex_leave(pShmNode->aMutex[iMutex]);
}