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-rw-r--r--src/lib/libc/stdlib/system.c76
1 files changed, 0 insertions, 76 deletions
diff --git a/src/lib/libc/stdlib/system.c b/src/lib/libc/stdlib/system.c
deleted file mode 100644
index fe718276b9..0000000000
--- a/src/lib/libc/stdlib/system.c
+++ /dev/null
@@ -1,76 +0,0 @@
1/* $OpenBSD: system.c,v 1.12 2016/03/13 18:34:21 guenther Exp $ */
2/*
3 * Copyright (c) 1988 The Regents of the University of California.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. Neither the name of the University nor the names of its contributors
15 * may be used to endorse or promote products derived from this software
16 * without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28 * SUCH DAMAGE.
29 */
30
31#include <sys/types.h>
32#include <sys/wait.h>
33#include <errno.h>
34#include <signal.h>
35#include <stdlib.h>
36#include <unistd.h>
37#include <paths.h>
38
39int
40system(const char *command)
41{
42 pid_t pid, cpid;
43 struct sigaction intsave, quitsave;
44 sigset_t mask, omask;
45 int pstat;
46 char *argp[] = {"sh", "-c", NULL, NULL};
47
48 if (!command) /* just checking... */
49 return(1);
50
51 argp[2] = (char *)command;
52
53 sigemptyset(&mask);
54 sigaddset(&mask, SIGCHLD);
55 sigprocmask(SIG_BLOCK, &mask, &omask);
56 switch (cpid = vfork()) {
57 case -1: /* error */
58 sigprocmask(SIG_SETMASK, &omask, NULL);
59 return(-1);
60 case 0: /* child */
61 sigprocmask(SIG_SETMASK, &omask, NULL);
62 execve(_PATH_BSHELL, argp, environ);
63 _exit(127);
64 }
65
66 sigaction(SIGINT, NULL, &intsave);
67 sigaction(SIGQUIT, NULL, &quitsave);
68 do {
69 pid = waitpid(cpid, &pstat, 0);
70 } while (pid == -1 && errno == EINTR);
71 sigprocmask(SIG_SETMASK, &omask, NULL);
72 sigaction(SIGINT, &intsave, NULL);
73 sigaction(SIGQUIT, &quitsave, NULL);
74 return (pid == -1 ? -1 : pstat);
75}
76DEF_STRONG(system);