util-vserver-0.30.208

[util-vserver.git] / src / sigexec.c

diff --git a/src/sigexec.c b/src/sigexec.c
new file mode 100644 (file)
index 0000000..2d4f082
--- /dev/null
+++ b/src/sigexec.c
@@ -0,0 +1,75 @@
+// $Id: sigexec.c,v 1.1 2004/05/11 18:32:58 ensc Exp $    --*- c -*--
+
+// Copyright (C) 2004 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
+//  
+// 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; version 2 of the License.
+//  
+// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+
+#ifdef HAVE_CONFIG_H
+#  include <config.h>
+#endif
+
+#include "util.h"
+#include <signal.h>
+#include <unistd.h>
+#include <errno.h>
+
+#define ENSC_WRAPPERS_PREFIX   "sigexec: "
+#define ENSC_WRAPPERS_UNISTD   1
+#include <wrappers.h>
+
+int    wrapper_exit_code = 255;
+
+static void
+showHelp(int fd, char const *cmd, int res)
+{
+  WRITE_MSG(fd, "Usage:  ");
+  WRITE_STR(fd, cmd);
+  WRITE_MSG(fd,
+           " [--] <cmd> <args>*\n\n"
+           "Please report bugs to " PACKAGE_BUGREPORT "\n");
+  exit(res);
+}
+
+static void
+showVersion()
+{
+  WRITE_MSG(1,
+           "sigexec " VERSION " -- executes commands with defined sigmasks\n"
+           "This program is part of " PACKAGE_STRING "\n\n"
+           "Copyright (C) 2004 Enrico Scholz\n"
+           VERSION_COPYRIGHT_DISCLAIMER);
+  exit(0);
+}
+
+
+int main(int argc, char *argv[])
+{
+  int          idx = 1;
+  
+  if (argc>=2) {
+    if (strcmp(argv[1], "--help")   ==0) showHelp(1, argv[0], 0);
+    if (strcmp(argv[1], "--version")==0) showVersion();
+    if (strcmp(argv[1], "--")       ==0) ++idx;
+  }
+
+  if (argc<idx+1) {
+    WRITE_MSG(2, "Not enough parameters; use '--help' for more information\n");
+   return wrapper_exit_code;
+  }
+
+  signal(SIGCHLD, SIG_DFL);
+
+  Eexecv(argv[idx], argv+idx);
+}