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strcspn.c,v
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1989-03-22
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head 1.2;
branch ;
access ;
symbols ;
locks ; strict;
comment @ * @;
1.2
date 89.03.22.16.06.53; author rab; state Exp;
branches ;
next 1.1;
1.1
date 88.07.22.09.00.17; author ouster; state Exp;
branches ;
next ;
desc
@@
1.2
log
@*** empty log message ***
@
text
@/*
* strcspn.c --
*
* Source code for the "strcspn" library routine.
*
* Copyright 1988 Regents of the University of California
* Permission to use, copy, modify, and distribute this
* software and its documentation for any purpose and without
* fee is hereby granted, provided that the above copyright
* notice appear in all copies. The University of California
* makes no representations about the suitability of this
* software for any purpose. It is provided "as is" without
* express or implied warranty.
*/
#ifndef lint
static char rcsid[] = "$Header: /sprite/src/lib/c/string/RCS/strcspn.c,v 1.1 88/07/22 09:00:17 ouster Exp Locker: rab $ SPRITE (Berkeley)";
#endif /* not lint */
#include <string.h>
/*
*----------------------------------------------------------------------
*
* strcspn --
*
* Count how many of the leading characters there are in "string"
* before there's one that's also in "chars".
*
* Results:
* The return value is the index of the first character in "string"
* that is also in "chars". If there is no such character, then
* the return value is the length of "string".
*
* Side effects:
* None.
*
*----------------------------------------------------------------------
*/
int
strcspn(string, chars)
char *string; /* String to search. */
char *chars; /* Characters to look for in string. */
{
register char c, *p, *s;
for (s = string, c = *s; c != 0; s++, c = *s) {
for (p = chars; *p != 0; p++) {
if (c == *p) {
return s-string;
}
}
}
return s-string;
}
@
1.1
log
@Initial revision
@
text
@d17 4
a20 2
static char rcsid[] = "$Header: strlen.c,v 1.3 88/07/02 14:33:08 ouster Exp $ SPRITE (Berkeley)";
#endif not lint
@