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authorWilliam Jon McCann <mccann@jhu.edu>2007-08-14 17:03:00 -0400
committerWilliam Jon McCann <mccann@jhu.edu>2007-08-14 17:03:00 -0400
commite56a95f64c9c9f57adebf6cb3e6c88790cec40e4 (patch)
tree0cb197ebc031483cb9eaa74d41801b6bda6887a3 /tools/linux/ck-get-x11-display-device.c
parentdc97e6caabc9932922d26f3400424626462f5ad2 (diff)
move tools out of linux subdirectory since they apparently work on solaris
Diffstat (limited to 'tools/linux/ck-get-x11-display-device.c')
-rw-r--r--tools/linux/ck-get-x11-display-device.c152
1 files changed, 0 insertions, 152 deletions
diff --git a/tools/linux/ck-get-x11-display-device.c b/tools/linux/ck-get-x11-display-device.c
deleted file mode 100644
index 2d414c6..0000000
--- a/tools/linux/ck-get-x11-display-device.c
+++ /dev/null
@@ -1,152 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
- *
- * Copyright (C) 2007 William Jon McCann <mccann@jhu.edu>
- *
- * 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., 59 Temple Place - Suite 330, Boston, MA
- * 02111-1307, USA.
- *
- * Authors: William Jon McCann <mccann@jhu.edu>
- *
- */
-
-#include "config.h"
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <errno.h>
-#include <sys/types.h>
-#include <sys/socket.h>
-
-#include <X11/Xlib.h>
-#include <glib.h>
-
-#include "proc.h"
-
-static char *
-get_tty_for_pid (int pid)
-{
- GError *error;
- char *device;
- gboolean res;
- proc_stat_t *xorg_stat;
-
- error = NULL;
- res = proc_stat_new_for_pid (pid, &xorg_stat, &error);
- if (! res) {
- if (error != NULL) {
- g_warning ("stat on pid %d failed: %s", pid, error->message);
- g_error_free (error);
- }
- /* keep the tty value */
- return NULL;
- }
-
- device = proc_stat_get_tty (xorg_stat);
- proc_stat_free (xorg_stat);
- return device;
-}
-
-static int
-get_peer_pid (int fd)
-{
- int pid = -1;
-#ifdef SO_PEERCRED
- struct ucred cr;
- socklen_t cr_len;
-
- cr_len = sizeof (cr);
-
- if (getsockopt (fd, SOL_SOCKET, SO_PEERCRED, &cr, &cr_len) == 0 && cr_len == sizeof (cr)) {
- /* paranoia check for peer running as root */
- if (cr.uid == 0) {
- pid = cr.pid;
- }
- } else {
- g_warning ("Failed to getsockopt() credentials, returned len %d/%d: %s\n",
- cr_len,
- (int) sizeof (cr),
- g_strerror (errno));
- }
-#endif
- return pid;
-}
-
-static Display *
-display_init (char *display_name)
-{
- Display *xdisplay;
-
- if (display_name == NULL) {
- display_name = g_getenv ("DISPLAY");
- }
-
- if (display_name == NULL) {
- g_warning ("DISPLAY is not set");
- exit (1);
- }
-
- xdisplay = XOpenDisplay (display_name);
- if (xdisplay == NULL) {
- g_warning ("cannot open display: %s", display_name ? display_name : "");
- exit (1);
- }
-
- return xdisplay;
-}
-
-int
-main (int argc,
- char **argv)
-{
- int fd;
- int ret;
- Display *xdisplay;
- static char *display = NULL;
- GError *error;
- GOptionContext *context;
- static GOptionEntry entries [] = {
- { "display", 0, 0, G_OPTION_ARG_STRING, &display, "display name", NULL },
- { NULL }
- };
-
- ret = 1;
-
- context = g_option_context_new (NULL);
- g_option_context_add_main_entries (context, entries, NULL);
- error = NULL;
- ret = g_option_context_parse (context, &argc, &argv, &error);
- g_option_context_free (context);
-
- xdisplay = display_init (display);
-
- fd = ConnectionNumber (xdisplay);
-
- if (fd > 0) {
- int pid;
- char *device;
-
- ret = 0;
- pid = get_peer_pid (fd);
- if (pid != -1) {
- device = get_tty_for_pid (pid);
- if (device != NULL) {
- printf ("%s\n", device);
- g_free (device);
- }
- }
- }
-
- return ret;
-}