1 /* 2 * Copyright (c) 1985 Regents of the University of California. 3 * All rights reserved. The Berkeley software License Agreement 4 * specifies the terms and conditions for redistribution. 5 */ 6 7 /* 8 * Sys5 compat routine 9 */ 10 11 #if defined(LIBC_SCCS) && !defined(lint) 12 static char sccsid[] = "@(#)strcspn.c 5.2 (Berkeley) 86/03/09"; 13 #endif 14 15 strcspn(s, set) 16 register char *s, *set; 17 { 18 register n = 0; 19 register char *p; 20 register c; 21 22 while (c = *s++) { 23 for (p = set; *p; p++) 24 if (c == *p) 25 break; 26 if (*p) 27 return (n); 28 n++; 29 } 30 return (n); 31 } 32