X-Git-Url: https://git.saurik.com/apple/libc.git/blobdiff_plain/e3cf15b684ccf1496b6a682c8d46192674711eb2..9385eb3d10ebe5eb398c52040ec3dbfba9b0cdcf:/stdlib/system.c diff --git a/stdlib/system.c b/stdlib/system.c deleted file mode 100644 index fbe8a53..0000000 --- a/stdlib/system.c +++ /dev/null @@ -1,100 +0,0 @@ -/* - * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. - * - * @APPLE_LICENSE_HEADER_START@ - * - * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved. - * - * This file contains Original Code and/or Modifications of Original Code - * as defined in and that are subject to the Apple Public Source License - * Version 2.0 (the 'License'). You may not use this file except in - * compliance with the License. Please obtain a copy of the License at - * http://www.opensource.apple.com/apsl/ and read it before using this - * file. - * - * The Original Code and all software distributed under the License are - * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER - * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, - * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. - * Please see the License for the specific language governing rights and - * limitations under the License. - * - * @APPLE_LICENSE_HEADER_END@ - */ -/* - * Copyright (c) 1988, 1993 - * 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. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. 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 -#include -#include -#include -#include -#include -#include -#include - -system(command) - const char *command; -{ - union wait pstat; - pid_t kid, pid; - int omask; - sig_t intsave, quitsave; - - if (!command) /* just checking... */ - return(1); - - omask = sigblock(sigmask(SIGCHLD)); - switch(kid = vfork()) { - case -1: /* error */ - (void)sigsetmask(omask); - pstat.w_status = 0; - pstat.w_retcode = 127; - return(pstat.w_status); - case 0: /* child */ - (void)sigsetmask(omask); - execl(_PATH_BSHELL, "sh", "-c", command, (char *)NULL); - _exit(127); - } - intsave = signal(SIGINT, SIG_IGN); - quitsave = signal(SIGQUIT, SIG_IGN); - do { - pid = waitpid(kid, (int *)&pstat, 0); - } while (pid < 0 && errno == EINTR); - (void)sigsetmask(omask); - (void)signal(SIGINT, intsave); - (void)signal(SIGQUIT, quitsave); - return(pid == -1 ? -1 : pstat.w_status); -}