nethack-gwaa-kiwi/nethack
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Add FITSint() and FITSuint(),

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which cast long long to int while panicking on overflow
This commit is contained in:
nhkeni
2022-03-17 18:10:38 -04:00
parent e2d5013e01
commit 7dba4f1236
9 changed files with 62 additions and 10 deletions
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4
src/nhlua.c
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@@ -1399,7 +1399,7 @@ nhl_loadlua(lua_State *L, const char *fname)
dlb_fseek(fh, 0L, SEEK_SET);
/* extra +1: room to add final '\n' if missing */
buf = bufout = (char *) alloc(buflen + 1 + 1);
buf = bufout = (char *) alloc(FITSint(buflen + 1 + 1));
buf[0] = '\0';
bufin = bufout = buf;
@@ -1416,7 +1416,7 @@ nhl_loadlua(lua_State *L, const char *fname)
* in use, and fseek(SEEK_END) only yields an upper bound on
* the actual amount of data in that situation.]
*/
if ((cnt = dlb_fread(bufin, 1, min(buflen, LOADCHUNKSIZE), fh)) < 0L)
if ((cnt = dlb_fread(bufin, 1, min((int)buflen, LOADCHUNKSIZE), fh)) < 0L)
break;
buflen -= cnt; /* set up for next iteration, if any */
if (cnt == 0L) {