void tdb_mmap(struct tdb_context *tdb)
{
+ int mmap_flags;
+
if (tdb->flags & TDB_INTERNAL)
return;
if (tdb->flags & TDB_NOMMAP)
return;
+ if ((tdb->open_flags & O_ACCMODE) == O_RDONLY)
+ mmap_flags = PROT_READ;
+ else
+ mmap_flags = PROT_READ | PROT_WRITE;
+
/* size_t can be smaller than off_t. */
if ((size_t)tdb->file->map_size == tdb->file->map_size) {
tdb->file->map_ptr = mmap(NULL, tdb->file->map_size,
- tdb->mmap_flags,
+ mmap_flags,
MAP_SHARED, tdb->file->fd, 0);
} else
tdb->file->map_ptr = MAP_FAILED;