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Add the experimental SQLITE_FCNTL_JOURNAL_POINTER file control for obtaining

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the sqlite3_file pointer associated with a rollback journal or WAL file.

FossilOrigin-Name: a02ace9a746ff02fc1a5969bf13939b568624f93
This commit is contained in:
drh
2016-01-08 02:27:01 +00:00
parent c9d6d1b67b
commit 21d61853e7
8 changed files with 38 additions and 12 deletions
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src/main.c
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@@ -3424,6 +3424,9 @@ int sqlite3_file_control(sqlite3 *db, const char *zDbName, int op, void *pArg){
}else if( op==SQLITE_FCNTL_VFS_POINTER ){
*(sqlite3_vfs**)pArg = sqlite3PagerVfs(pPager);
rc = SQLITE_OK;
}else if( op==SQLITE_FCNTL_JOURNAL_POINTER ){
*(sqlite3_file**)pArg = sqlite3PagerJrnlFile(pPager);
rc = SQLITE_OK;
}else if( fd->pMethods ){
rc = sqlite3OsFileControl(fd, op, pArg);
}else{