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Annotation of src/lib/libc/compat-43/killpg.c, Revision 1.4

1.1       cgd         1: /*
                      2:  * Copyright (c) 1989 The Regents of the University of California.
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms, with or without
                      6:  * modification, are permitted provided that the following conditions
                      7:  * are met:
                      8:  * 1. Redistributions of source code must retain the above copyright
                      9:  *    notice, this list of conditions and the following disclaimer.
                     10:  * 2. Redistributions in binary form must reproduce the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer in the
                     12:  *    documentation and/or other materials provided with the distribution.
                     13:  * 3. All advertising materials mentioning features or use of this software
                     14:  *    must display the following acknowledgement:
                     15:  *     This product includes software developed by the University of
                     16:  *     California, Berkeley and its contributors.
                     17:  * 4. Neither the name of the University nor the names of its contributors
                     18:  *    may be used to endorse or promote products derived from this software
                     19:  *    without specific prior written permission.
                     20:  *
                     21:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     22:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     23:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     24:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     25:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     26:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     27:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     28:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     29:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     30:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     31:  * SUCH DAMAGE.
                     32:  */
                     33:
                     34: #if defined(LIBC_SCCS) && !defined(lint)
1.3       jtc        35: /*static char *sccsid = "from: @(#)killpg.c    5.3 (Berkeley) 2/24/91";*/
1.4     ! jtc        36: static char *rcsid = "$Id: killpg.c,v 1.3 1993/08/26 00:43:06 jtc Exp $";
1.1       cgd        37: #endif /* LIBC_SCCS and not lint */
                     38:
                     39: #include <sys/types.h>
                     40: #include <signal.h>
                     41: #include <errno.h>
                     42:
                     43: /*
                     44:  * Backwards-compatible killpg().
                     45:  */
1.4     ! jtc        46: int
1.1       cgd        47: #if __STDC__
                     48: killpg(pid_t pgid, int sig)
                     49: #else
                     50: killpg(pgid, sig)
                     51:        pid_t pgid;
                     52:        int sig;
                     53: #endif
                     54: {
                     55:        if (pgid == 1) {
                     56:                errno = ESRCH;
                     57:                return (-1);
                     58:        }
                     59:        return (kill(-pgid, sig));
                     60: }