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* iobuf.c (check_special_filename): Replaced is isdigit by digitp

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to avoid passing negative values and potential locale problems.
Problem noted by Christian Biere.
* strgutil.c (strlwr,strcasecmp,strncasecmp): Make sure we don't
pass a negative value.
* miscutil.c (scan_isodatestr): Ditto.
This commit is contained in:
David Shaw 2003-07-10 12:26:42 +00:00
parent d8a6bd3b84
commit 654276143b
4 changed files with 21 additions and 9 deletions
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2
util/iobuf.c
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@ -1032,7 +1032,7 @@ check_special_filename ( const char *fname )
int i;
fname += 2;
for (i=0; isdigit (fname[i]); i++ )
for (i=0; digitp (fname+i); i++ )
;
if ( !fname[i] )
return atoi (fname);