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Mark the shared-memory in the WAL implementation as volatile.

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FossilOrigin-Name: 0a6787908e989bd5e6af25acbdc59ebc8fa61d6d
This commit is contained in:
drh
2010-05-18 13:27:12 +00:00
parent e730fec883
commit 5939f44375
11 changed files with 63 additions and 49 deletions
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9
src/test_devsym.c
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@@ -52,7 +52,7 @@ static int devsymSectorSize(sqlite3_file*);
static int devsymDeviceCharacteristics(sqlite3_file*);
static int devsymShmOpen(sqlite3_file*);
static int devsymShmSize(sqlite3_file*,int,int*);
static int devsymShmGet(sqlite3_file*,int,int*,void**);
static int devsymShmGet(sqlite3_file*,int,int*,volatile void**);
static int devsymShmRelease(sqlite3_file*);
static int devsymShmLock(sqlite3_file*,int,int*);
static int devsymShmClose(sqlite3_file*,int);
@@ -248,7 +248,12 @@ static int devsymShmSize(sqlite3_file *pFile, int reqSize, int *pSize){
devsym_file *p = (devsym_file *)pFile;
return sqlite3OsShmSize(p->pReal, reqSize, pSize);
}
static int devsymShmGet(sqlite3_file *pFile, int reqSz, int *pSize, void **pp){
static int devsymShmGet(
sqlite3_file *pFile,
int reqSz,
int *pSize,
void volatile **pp
){
devsym_file *p = (devsym_file *)pFile;
return sqlite3OsShmGet(p->pReal, reqSz, pSize, pp);
}