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author | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:13 -0800 |
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committer | The Android Open Source Project <initial-contribution@android.com> | 2009-03-03 18:28:13 -0800 |
commit | 1767f908af327fa388b1c66883760ad851267013 (patch) | |
tree | 4b825dc642cb6eb9a060e54bf8d69288fbee4904 /libc/unistd/system.c | |
parent | a799b53f10e5a6fd51fef4436cfb7ec99836a516 (diff) | |
download | bionic-1767f908af327fa388b1c66883760ad851267013.zip bionic-1767f908af327fa388b1c66883760ad851267013.tar.gz bionic-1767f908af327fa388b1c66883760ad851267013.tar.bz2 |
auto import from //depot/cupcake/@135843
Diffstat (limited to 'libc/unistd/system.c')
-rw-r--r-- | libc/unistd/system.c | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/libc/unistd/system.c b/libc/unistd/system.c deleted file mode 100644 index 72cc37e..0000000 --- a/libc/unistd/system.c +++ /dev/null @@ -1,74 +0,0 @@ -/* $OpenBSD: system.c,v 1.8 2005/08/08 08:05:37 espie Exp $ */ -/* - * Copyright (c) 1988 The Regents of the University of California. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <sys/types.h> -#include <signal.h> -#include <stdlib.h> -#include <unistd.h> -#include <paths.h> -#include <sys/wait.h> - -extern char **environ; - -int -system(const char *command) -{ - pid_t pid; - sig_t intsave, quitsave; - sigset_t mask, omask; - int pstat; - char *argp[] = {"sh", "-c", NULL, NULL}; - - if (!command) /* just checking... */ - return(1); - - argp[2] = (char *)command; - - sigemptyset(&mask); - sigaddset(&mask, SIGCHLD); - sigprocmask(SIG_BLOCK, &mask, &omask); - switch (pid = vfork()) { - case -1: /* error */ - sigprocmask(SIG_SETMASK, &omask, NULL); - return(-1); - case 0: /* child */ - sigprocmask(SIG_SETMASK, &omask, NULL); - execve(_PATH_BSHELL, argp, environ); - _exit(127); - } - - intsave = (sig_t) bsd_signal(SIGINT, SIG_IGN); - quitsave = (sig_t) bsd_signal(SIGQUIT, SIG_IGN); - pid = waitpid(pid, (int *)&pstat, 0); - sigprocmask(SIG_SETMASK, &omask, NULL); - (void)bsd_signal(SIGINT, intsave); - (void)bsd_signal(SIGQUIT, quitsave); - return (pid == -1 ? -1 : pstat); -} |