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Diffstat (limited to 'mit-pthreads/stdlib/system.c')
| -rw-r--r-- | mit-pthreads/stdlib/system.c | 83 |
1 files changed, 0 insertions, 83 deletions
diff --git a/mit-pthreads/stdlib/system.c b/mit-pthreads/stdlib/system.c deleted file mode 100644 index e7cc164fbc7..00000000000 --- a/mit-pthreads/stdlib/system.c +++ /dev/null @@ -1,83 +0,0 @@ -/* - * 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. 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. - */ - -#if defined(LIBC_SCCS) && !defined(lint) -/*static char *sccsid = "from: @(#)system.c 5.10 (Berkeley) 2/23/91";*/ -static char *rcsid = "$Id$"; -#endif /* LIBC_SCCS and not lint */ - -#include <pthread.h> -#include <pthread/paths.h> -#include <sys/types.h> -#include <sys/wait.h> -#include <signal.h> -#include <stdlib.h> -#include <stddef.h> -#include <unistd.h> - -extern char **environ; - -system(command) - const char *command; -{ - char *argp[] = {"sh", "-c", "*to be filled in*", NULL}; - void (*intsave)(), (*quitsave)(), (*signal())(); - sigset_t tmp_mask, old_mask; - int pstat; - pid_t pid; - - if (!command) /* just checking... */ - return(1); - - argp[2] = (char *) command; - sigemptyset(&tmp_mask); - sigaddset(&tmp_mask, SIGCHLD); - pthread_sigmask(SIG_BLOCK, &tmp_mask, &old_mask); - switch(pid = fork()) { - case -1: /* error */ - (void)pthread_sigmask(SIG_SETMASK, &old_mask, NULL); - return(-1); - case 0: /* child */ - (void)pthread_sigmask(SIG_SETMASK, &old_mask, NULL); - execve(_PATH_BSHELL, argp, environ); - _exit(127); - } - - intsave = pthread_signal(SIGINT, SIG_IGN); - quitsave = pthread_signal(SIGQUIT, SIG_IGN); - pid = waitpid(pid, (int *)&pstat, 0); - (void)pthread_sigmask(SIG_SETMASK, &old_mask, NULL); - (void)pthread_signal(SIGQUIT, quitsave); - (void)pthread_signal(SIGINT, intsave); - return(pid == -1 ? -1 : pstat); -} |