view target-utils/libc/strcmp.c @ 490:3d7b546c710c

target-utils/flash-boot-test: more watchdog experimentation commands
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 21 May 2019 23:48:26 +0000
parents 7fb62fc724dc
children
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/*
 * 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);
}