Add killpg function
Change-Id: I9bc347d264fe38faf2d0f9935d2ebb43a353196e
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3 changed files with 47 additions and 0 deletions
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@ -26,6 +26,7 @@ libc_common_src_files := \
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unistd/initgroups.c \
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unistd/isatty.c \
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unistd/issetugid.c \
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unistd/killpg.c \
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unistd/lseek64.c \
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unistd/mmap.c \
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unistd/nice.c \
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@ -118,6 +118,7 @@ extern int siginterrupt(int sig, int flag);
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extern int raise(int);
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extern int kill(pid_t, int);
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extern int killpg(int pgrp, int sig);
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__END_DECLS
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45
libc/unistd/killpg.c
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45
libc/unistd/killpg.c
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@ -0,0 +1,45 @@
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/*
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* Copyright (c) 1989 The Regents of the University of California.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/types.h>
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#include <signal.h>
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#include <errno.h>
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/*
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* Backwards-compatible killpg().
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*/
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int
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killpg(pid_t pgid, int sig)
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{
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if (pgid == 1) {
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errno = ESRCH;
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return (-1);
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}
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return (kill(-pgid, sig));
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}
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