summaryrefslogtreecommitdiff
path: root/missing/strcasecmp.c
blob: 6c08e867cd58371eb487cd758512feb72689f761 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
/* public domain rewrite of strcasecmp(3) */

#include "missing.h"
#include <ctype.h>

int
strcasecmp(p1, p2)
    char *p1, *p2;
{
    while (*p1 && *p2) {
	if (toupper(*p1) != toupper(*p2))
	    return toupper(*p1) - toupper(*p2);
	p1++;
	p2++;
    }
    return strlen(p1) - strlen(p2);
}