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Move the xShmMap method to in between xShmLock and xShmBarrier, since it seems

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to fit in there logically.

FossilOrigin-Name: 58dfd83d8b7905391e2a06bb918ffa209c6de6b5
This commit is contained in:
drh
2010-06-14 18:01:46 +00:00
parent 6f72beb20c
commit 6b017cc6d4
10 changed files with 72 additions and 76 deletions
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22
src/test_devsym.c
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@@ -52,9 +52,9 @@ static int devsymSectorSize(sqlite3_file*);
static int devsymDeviceCharacteristics(sqlite3_file*);
static int devsymShmOpen(sqlite3_file*);
static int devsymShmLock(sqlite3_file*,int,int,int);
static int devsymShmMap(sqlite3_file*,int,int,int, void volatile **);
static void devsymShmBarrier(sqlite3_file*);
static int devsymShmClose(sqlite3_file*,int);
static int devsymShmMap(sqlite3_file*,int,int,int, void volatile **);
/*
** Method declarations for devsym_vfs.
@@ -119,9 +119,9 @@ static sqlite3_io_methods devsym_io_methods = {
devsymDeviceCharacteristics, /* xDeviceCharacteristics */
devsymShmOpen, /* xShmOpen */
devsymShmLock, /* xShmLock */
devsymShmMap, /* xShmMap */
devsymShmBarrier, /* xShmBarrier */
devsymShmClose, /* xShmClose */
devsymShmMap /* xShmMap */
devsymShmClose /* xShmClose */
};
struct DevsymGlobal {
@@ -246,14 +246,6 @@ static int devsymShmLock(sqlite3_file *pFile, int ofst, int n, int flags){
devsym_file *p = (devsym_file *)pFile;
return sqlite3OsShmLock(p->pReal, ofst, n, flags);
}
static void devsymShmBarrier(sqlite3_file *pFile){
devsym_file *p = (devsym_file *)pFile;
sqlite3OsShmBarrier(p->pReal);
}
static int devsymShmClose(sqlite3_file *pFile, int delFlag){
devsym_file *p = (devsym_file *)pFile;
return sqlite3OsShmClose(p->pReal, delFlag);
}
static int devsymShmMap(
sqlite3_file *pFile,
int iRegion,
@@ -264,6 +256,14 @@ static int devsymShmMap(
devsym_file *p = (devsym_file *)pFile;
return sqlite3OsShmMap(p->pReal, iRegion, szRegion, isWrite, pp);
}
static void devsymShmBarrier(sqlite3_file *pFile){
devsym_file *p = (devsym_file *)pFile;
sqlite3OsShmBarrier(p->pReal);
}
static int devsymShmClose(sqlite3_file *pFile, int delFlag){
devsym_file *p = (devsym_file *)pFile;
return sqlite3OsShmClose(p->pReal, delFlag);
}