mc/gnome/gutil.c

88 lines
2.3 KiB
C

/* Various utilities - Unix variants
Copyright (C) 1998 the Free Software Foundation.
Written 1998 by:
Miguel de Icaza
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
#include <config.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <fcntl.h>
#include <signal.h> /* my_system */
#include <limits.h> /* INT_MAX */
#include <sys/time.h> /* select: timeout */
#include <sys/param.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <stdarg.h>
#ifdef HAVE_SYS_WAIT_H
# include <sys/wait.h> /* my_system */
#endif
#include <errno.h> /* my_system */
#include <pwd.h>
#include <grp.h>
#include <string.h>
#include <ctype.h>
#ifdef HAVE_SYS_SELECT_H
# include <sys/select.h>
#endif
int my_system (int as_shell_command, const char *shell, const char *command)
{
struct sigaction ignore, save_intr, save_quit, save_stop;
pid_t pid;
int status = 0;
ignore.sa_handler = SIG_IGN;
sigemptyset (&ignore.sa_mask);
ignore.sa_flags = 0;
sigaction (SIGINT, &ignore, &save_intr);
sigaction (SIGQUIT, &ignore, &save_quit);
if ((pid = fork ()) < 0){
fprintf (stderr, "\n\nfork () = -1\n");
return -1;
}
if (pid == 0){
sigaction (SIGINT, &save_intr, NULL);
sigaction (SIGQUIT, &save_quit, NULL);
if (as_shell_command)
execl (shell, shell, "-c", command, (char *) 0);
else
execlp (shell, shell, command, (char *) 0);
_exit (127); /* Exec error */
}
sigaction (SIGINT, &save_intr, NULL);
sigaction (SIGQUIT, &save_quit, NULL);
sigaction (SIGTSTP, &save_stop, NULL);
#ifdef SCO_FLAVOR
waitpid(-1, NULL, WNOHANG);
#endif /* SCO_FLAVOR */
return WEXITSTATUS(status);
}