1 #if defined(LIBC_SCCS) && !defined(lint) 2 static char sccsid[] = "@(#)strcmp.c 5.2 (Berkeley) 03/09/86"; 3 #endif LIBC_SCCS and not lint 4 5 /* 6 * Compare strings: s1>s2: >0 s1==s2: 0 s1<s2: <0 7 */ 8 9 strcmp(s1, s2) 10 register char *s1, *s2; 11 { 12 13 while (*s1 == *s2++) 14 if (*s1++=='\0') 15 return(0); 16 return(*s1 - *--s2); 17 } 18