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Use mmap() to read from the database file in rollback mode. This branch is unix only for now.

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FossilOrigin-Name: 6f21d9cbf5d457e63a7282015a89ae785526cf6d
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dan
2013-03-14 18:34:37 +00:00
parent 27e6df4e41
commit b2d3de3bf4
8 changed files with 182 additions and 15 deletions
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4
src/os_unix.c
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@@ -3623,6 +3623,10 @@ static int unixFileControl(sqlite3_file *id, int op, void *pArg){
}
return SQLITE_OK;
}
case SQLITE_FCNTL_GETFD: {
*(int*)pArg = pFile->h;
return SQLITE_OK;
}
#ifdef SQLITE_DEBUG
/* The pager calls this method to signal that it has done
** a rollback and that the database is therefore unchanged and