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Fixed infinite loop in enum code (thanks, Adam!)

This commit is contained in:
Ryan C. Gordon 2004-10-31 12:20:00 +00:00
parent a27c289f29
commit e2c199b8ab
2 changed files with 11 additions and 3 deletions
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1
CHANGELOG
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@ -4,6 +4,7 @@
10302004 - Fixed a strcpy that should have been a strcat. (thanks, Tolga!)
Build system respects external CFLAGS now. (thanks, Adam!)
Fixed infinite loop in new enumeration code. (thanks, Adam!)
10062004 - Removed profiling code from physfs.c.
09292004 - Every API that can return a list of strings can now use a
callback mechanism if the application wants to do it's own

13
physfs.c
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@ -1305,19 +1305,26 @@ static int locateInStringList(const char *str,
{
PHYSFS_uint32 hi = *pos - 1;
PHYSFS_uint32 lo = 0;
PHYSFS_uint32 i = hi / 2;
PHYSFS_uint32 i = hi >> 1;
int cmp;
assert(*pos != 0); /* this doesn't work with empty lists! */
while (hi != lo)
{
cmp = strcmp(list[i], str);
if (cmp == 0) /* it's in the list already. */
return(1);
else if (cmp < 0)
{
hi = i;
i = lo + ((hi - lo) >> 1);
} /* else if */
else
lo = i;
i = lo + ((hi - lo) / 2);
{
lo = i + 1;
i = lo + ((1 + hi - lo) >> 1);
} /* else */
} /* while */
/* hi == lo, check it in case it's the match... */