/* @(#)strcspn.c 1.2 */ /*LINTLIBRARY*/ /* * Return the number of characters in the maximum leading segment * of string which consists solely of characters NOT from charset. */ int strcspn(string, charset) char *string; register char *charset; { register char *p, *q; for(q=string; *q != '\0'; ++q) { for(p=charset; *p != '\0' && *p != *q; ++p) ; if(*p != '\0') break; } return(q-string); }