view target-utils/libc/strcmp.c @ 405:ed9b67e7e741

fcup-smsend: fixed bug in the handling of -W with no dest address argument The original code checked for argv[optind+1] when argv[optind] is NULL; on most systems this bogus code gets the first line of the environment, which is clearly not what we are after. Fixed the code to check argc instead.
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 11 Aug 2018 18:59:54 +0000
parents 7fb62fc724dc
children
line wrap: on
line source

/*
 * Compare strings:  s1>s2: >0  s1==s2: 0  s1<s2: <0
 */

strcmp(s1, s2)
	register char *s1, *s2;
{
	while (*s1 == *s2++)
		if (*s1++=='\0')
			return(0);
	return(*s1 - *--s2);
}