nethack-gwaa-kiwi/nethack
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sanity check for dlb_fopen

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Fail if dlb_fopen is called with a non-read mode.
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keni
2012-01-09 22:42:48 +00:00
parent 1563a3e0ec
commit e442242417
1 changed files with 3 additions and 0 deletions
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3
src/dlb.c
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@@ -468,6 +468,9 @@ dlb_fopen(name, mode)
if (!dlb_initialized) return (dlb *) 0; if (!dlb_initialized) return (dlb *) 0;
/* only support reading; ignore possible binary flag */
if (!mode || mode[0] != 'r') return (dlb *)0;
dp = (dlb *) alloc(sizeof(dlb)); dp = (dlb *) alloc(sizeof(dlb));
if (do_dlb_fopen(dp, name, mode)) if (do_dlb_fopen(dp, name, mode))
dp->fp = (FILE *) 0; dp->fp = (FILE *) 0;