manual page distributed with 4.1BSD

[unix-history] / usr / src / lib / libc / string / strcmp.c

/* @(#)strcmp.c 4.1 (Berkeley) %G% */
/*
* 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);
}