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Further updates to the sqlite3_pcache_methods documentation, plus the addition

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of a few evidence marks related to pcache.

FossilOrigin-Name: 34edb54bb03ad4e54f2e4de12d767e6fa8822ba4
This commit is contained in:
drh
2010-09-09 18:25:34 +00:00
parent 887f8d3946
commit f759bb83d4
5 changed files with 50 additions and 41 deletions
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7
src/main.c
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@@ -173,6 +173,13 @@ int sqlite3_initialize(void){
** sqlite3_initialize(). The recursive calls normally come through
** sqlite3_os_init() when it invokes sqlite3_vfs_register(), but other
** recursive calls might also be possible.
**
** IMPLEMENTATION-OF: R-00140-37445 SQLite automatically serializes calls
** to the xInit method, so the xInit method need not be threadsafe.
**
** The following mutex is what serializes access to the appdef pcache xInit
** methods. The sqlite3_pcache_methods.xInit() all is embedded in the
** call to sqlite3PcacheInitialize().
*/
sqlite3_mutex_enter(sqlite3GlobalConfig.pInitMutex);
if( sqlite3GlobalConfig.isInit==0 && sqlite3GlobalConfig.inProgress==0 ){