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Ensure that islower is called with int.

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This commit is contained in:
Mark Andrews 1999-10-25 17:04:55 +00:00
parent acf87ed0b5
commit b57bb9136a
1 changed files with 4 additions and 4 deletions
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8
lib/dns/gen.c
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@ -15,14 +15,14 @@
* SOFTWARE. * SOFTWARE.
*/ */
/* $Id: gen.c,v 1.28 1999/10/08 22:57:20 tale Exp $ */ /* $Id: gen.c,v 1.29 1999/10/25 17:04:55 marka Exp $ */
#include <config.h> #include <config.h>
#include <sys/types.h> #include <sys/types.h>
#include <ctype.h> #include <ctype.h>
#include <malloc.h> #include <stdlib.h>
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>
@ -143,9 +143,9 @@ char *
upper(char *s) { upper(char *s) {
static char buf[11]; static char buf[11];
char *b = buf; char *b = buf;
char c; int c;
while ((c = *s++)) { while ((c = (*s++) & 0xff)) {
*b++ = islower(c) ? toupper(c) : c; *b++ = islower(c) ? toupper(c) : c;
} }