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Diffstat (limited to 'contrib/global/gozilla/remote.c')
| -rw-r--r-- | contrib/global/gozilla/remote.c | 717 |
1 files changed, 0 insertions, 717 deletions
diff --git a/contrib/global/gozilla/remote.c b/contrib/global/gozilla/remote.c deleted file mode 100644 index ebc08d7..0000000 --- a/contrib/global/gozilla/remote.c +++ /dev/null @@ -1,717 +0,0 @@ -/* -*- Mode:C; tab-width: 8 -*- - * remote.c --- remote control of Netscape Navigator for Unix. - * version 1.1.3, for Netscape Navigator 1.1 and newer. - * - * Copyright © 1996 Netscape Communications Corporation, all rights reserved. - * Created: Jamie Zawinski <jwz@netscape.com>, 24-Dec-94. - * - * Permission to use, copy, modify, distribute, and sell this software and its - * documentation for any purpose is hereby granted without fee, provided that - * the above copyright notice appear in all copies and that both that - * copyright notice and this permission notice appear in supporting - * documentation. No representations are made about the suitability of this - * software for any purpose. It is provided "as is" without express or - * implied warranty. - * - * To compile: - * - * cc -o netscape-remote remote.c -DSTANDALONE -lXmu -lX11 - * - * To use: - * - * netscape-remote -help - * - * Documentation for the protocol which this code implements may be found at: - * - * http://home.netscape.com/newsref/std/x-remote.html - * - * Bugs and commentary to x_cbug@netscape.com. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> -#include <string.h> - -#include <X11/Xlib.h> -#include <X11/Xatom.h> -#include <X11/Xmu/WinUtil.h> /* for XmuClientWindow() */ - - -/* vroot.h is a header file which lets a client get along with `virtual root' - window managers like swm, tvtwm, olvwm, etc. If you don't have this header - file, you can find it at "http://home.netscape.com/newsref/std/vroot.h". - If you don't care about supporting virtual root window managers, you can - comment this line out. - */ -#include "vroot.h" - - -#ifdef STANDALONE -#ifdef GLOBAL - extern char *progname; -#else - static const char *progname = 0; -#endif - static const char *expected_mozilla_version = "1.1"; -#else /* !STANDALONE */ - extern const char *progname; - extern const char *expected_mozilla_version; -#endif /* !STANDALONE */ - -#define MOZILLA_VERSION_PROP "_MOZILLA_VERSION" -#define MOZILLA_LOCK_PROP "_MOZILLA_LOCK" -#define MOZILLA_COMMAND_PROP "_MOZILLA_COMMAND" -#define MOZILLA_RESPONSE_PROP "_MOZILLA_RESPONSE" -static Atom XA_MOZILLA_VERSION = 0; -static Atom XA_MOZILLA_LOCK = 0; -static Atom XA_MOZILLA_COMMAND = 0; -static Atom XA_MOZILLA_RESPONSE = 0; - -static void -mozilla_remote_init_atoms (Display *dpy) -{ - if (! XA_MOZILLA_VERSION) - XA_MOZILLA_VERSION = XInternAtom (dpy, MOZILLA_VERSION_PROP, False); - if (! XA_MOZILLA_LOCK) - XA_MOZILLA_LOCK = XInternAtom (dpy, MOZILLA_LOCK_PROP, False); - if (! XA_MOZILLA_COMMAND) - XA_MOZILLA_COMMAND = XInternAtom (dpy, MOZILLA_COMMAND_PROP, False); - if (! XA_MOZILLA_RESPONSE) - XA_MOZILLA_RESPONSE = XInternAtom (dpy, MOZILLA_RESPONSE_PROP, False); -} - -static Window -mozilla_remote_find_window (Display *dpy) -{ - int i; - Window root = RootWindowOfScreen (DefaultScreenOfDisplay (dpy)); - Window root2, parent, *kids; - unsigned int nkids; - Window result = 0; - Window tenative = 0; - unsigned char *tenative_version = 0; - - if (! XQueryTree (dpy, root, &root2, &parent, &kids, &nkids)) - { - fprintf (stderr, "%s: XQueryTree failed on display %s\n", progname, - DisplayString (dpy)); - exit (2); - } - - /* root != root2 is possible with virtual root WMs. */ - - if (! (kids && nkids)) - { - fprintf (stderr, "%s: root window has no children on display %s\n", - progname, DisplayString (dpy)); - exit (2); - } - - for (i = nkids-1; i >= 0; i--) - { - Atom type; - int format; - unsigned long nitems, bytesafter; - unsigned char *version = 0; - Window w = XmuClientWindow (dpy, kids[i]); - int status = XGetWindowProperty (dpy, w, XA_MOZILLA_VERSION, - 0, (65536 / sizeof (long)), - False, XA_STRING, - &type, &format, &nitems, &bytesafter, - &version); - if (! version) - continue; - if (strcmp ((char *) version, expected_mozilla_version) && - !tenative) - { - tenative = w; - tenative_version = version; - continue; - } - XFree (version); - if (status == Success && type != None) - { - result = w; - break; - } - } - - if (result && tenative) - { -#ifndef GLOBAL - fprintf (stderr, - "%s: warning: both version %s (0x%x) and version\n" - "\t%s (0x%x) are running. Using version %s.\n", - progname, tenative_version, (unsigned int) tenative, - expected_mozilla_version, (unsigned int) result, - expected_mozilla_version); -#endif - XFree (tenative_version); - return result; - } - else if (tenative) - { -#ifndef GLOBAL - fprintf (stderr, - "%s: warning: expected version %s but found version\n" - "\t%s (0x%x) instead.\n", - progname, expected_mozilla_version, - tenative_version, (unsigned int) tenative); -#endif - XFree (tenative_version); - return tenative; - } - else if (result) - { - return result; - } - else - { -#ifdef GLOBAL - return 0; -#else - fprintf (stderr, "%s: not running on display %s\n", progname, - DisplayString (dpy)); - exit (1); -#endif - } -} - -static void -mozilla_remote_check_window (Display *dpy, Window window) -{ - Atom type; - int format; - unsigned long nitems, bytesafter; - unsigned char *version = 0; - int status = XGetWindowProperty (dpy, window, XA_MOZILLA_VERSION, - 0, (65536 / sizeof (long)), - False, XA_STRING, - &type, &format, &nitems, &bytesafter, - &version); - if (status != Success || !version) - { - fprintf (stderr, "%s: window 0x%x is not a Netscape window.\n", - progname, (unsigned int) window); - exit (6); - } - else if (strcmp ((char *) version, expected_mozilla_version)) - { - fprintf (stderr, - "%s: warning: window 0x%x is Netscape version %s;\n" - "\texpected version %s.\n", - progname, (unsigned int) window, - version, expected_mozilla_version); - } - XFree (version); -} - - -static char *lock_data = 0; - -static void -mozilla_remote_obtain_lock (Display *dpy, Window window) -{ - Bool locked = False; - Bool waited = False; - - if (! lock_data) - { - lock_data = (char *) malloc (255); - sprintf (lock_data, "pid%d@", getpid ()); - if (gethostname (lock_data + strlen (lock_data), 100)) - { - perror ("gethostname"); - exit (-1); - } - } - - do - { - int result; - Atom actual_type; - int actual_format; - unsigned long nitems, bytes_after; - unsigned char *data = 0; - - XGrabServer (dpy); /* ################################# DANGER! */ - - result = XGetWindowProperty (dpy, window, XA_MOZILLA_LOCK, - 0, (65536 / sizeof (long)), - False, /* don't delete */ - XA_STRING, - &actual_type, &actual_format, - &nitems, &bytes_after, - &data); - if (result != Success || actual_type == None) - { - /* It's not now locked - lock it. */ -#ifdef DEBUG_PROPS - fprintf (stderr, "%s: (writing " MOZILLA_LOCK_PROP - " \"%s\" to 0x%x)\n", - progname, lock_data, (unsigned int) window); -#endif - XChangeProperty (dpy, window, XA_MOZILLA_LOCK, XA_STRING, 8, - PropModeReplace, (unsigned char *) lock_data, - strlen (lock_data)); - locked = True; - } - - XUngrabServer (dpy); /* ################################# danger over */ - XSync (dpy, False); - - if (! locked) - { - /* We tried to grab the lock this time, and failed because someone - else is holding it already. So, wait for a PropertyDelete event - to come in, and try again. */ - - fprintf (stderr, "%s: window 0x%x is locked by %s; waiting...\n", - progname, (unsigned int) window, data); - waited = True; - - while (1) - { - XEvent event; - XNextEvent (dpy, &event); - if (event.xany.type == DestroyNotify && - event.xdestroywindow.window == window) - { - fprintf (stderr, "%s: window 0x%x unexpectedly destroyed.\n", - progname, (unsigned int) window); - exit (6); - } - else if (event.xany.type == PropertyNotify && - event.xproperty.state == PropertyDelete && - event.xproperty.window == window && - event.xproperty.atom == XA_MOZILLA_LOCK) - { - /* Ok! Someone deleted their lock, so now we can try - again. */ -#ifdef DEBUG_PROPS - fprintf (stderr, "%s: (0x%x unlocked, trying again...)\n", - progname, (unsigned int) window); -#endif - break; - } - } - } - if (data) - XFree (data); - } - while (! locked); - - if (waited) - fprintf (stderr, "%s: obtained lock.\n", progname); -} - - -static void -mozilla_remote_free_lock (Display *dpy, Window window) -{ - int result; - Atom actual_type; - int actual_format; - unsigned long nitems, bytes_after; - unsigned char *data = 0; - -#ifdef DEBUG_PROPS - fprintf (stderr, "%s: (deleting " MOZILLA_LOCK_PROP - " \"%s\" from 0x%x)\n", - progname, lock_data, (unsigned int) window); -#endif - - result = XGetWindowProperty (dpy, window, XA_MOZILLA_LOCK, - 0, (65536 / sizeof (long)), - True, /* atomic delete after */ - XA_STRING, - &actual_type, &actual_format, - &nitems, &bytes_after, - &data); - if (result != Success) - { - fprintf (stderr, "%s: unable to read and delete " MOZILLA_LOCK_PROP - " property\n", - progname); - return; - } - else if (!data || !*data) - { - fprintf (stderr, "%s: invalid data on " MOZILLA_LOCK_PROP - " of window 0x%x.\n", - progname, (unsigned int) window); - return; - } - else if (strcmp ((char *) data, lock_data)) - { - fprintf (stderr, "%s: " MOZILLA_LOCK_PROP - " was stolen! Expected \"%s\", saw \"%s\"!\n", - progname, lock_data, data); - return; - } - - if (data) - XFree (data); -} - - -static int -mozilla_remote_command (Display *dpy, Window window, const char *command, - Bool raise_p) -{ - int result; - Bool done = False; - char *new_command = 0; - - /* The -noraise option is implemented by passing a "noraise" argument - to each command to which it should apply. - */ - if (! raise_p) - { - char *close; - new_command = (char *) malloc (strlen (command) + 20); - strcpy (new_command, command); - close = strrchr (new_command, ')'); - if (close) - strcpy (close, ", noraise)"); - else - strcat (new_command, "(noraise)"); - command = new_command; - } - -#ifdef DEBUG_PROPS - fprintf (stderr, "%s: (writing " MOZILLA_COMMAND_PROP " \"%s\" to 0x%x)\n", - progname, command, (unsigned int) window); -#endif - - XChangeProperty (dpy, window, XA_MOZILLA_COMMAND, XA_STRING, 8, - PropModeReplace, (unsigned char *) command, - strlen (command)); - - while (!done) - { - XEvent event; - XNextEvent (dpy, &event); - if (event.xany.type == DestroyNotify && - event.xdestroywindow.window == window) - { - /* Print to warn user...*/ - fprintf (stderr, "%s: window 0x%x was destroyed.\n", - progname, (unsigned int) window); - result = 6; - goto DONE; - } - else if (event.xany.type == PropertyNotify && - event.xproperty.state == PropertyNewValue && - event.xproperty.window == window && - event.xproperty.atom == XA_MOZILLA_RESPONSE) - { - Atom actual_type; - int actual_format; - unsigned long nitems, bytes_after; - unsigned char *data = 0; - - result = XGetWindowProperty (dpy, window, XA_MOZILLA_RESPONSE, - 0, (65536 / sizeof (long)), - True, /* atomic delete after */ - XA_STRING, - &actual_type, &actual_format, - &nitems, &bytes_after, - &data); -#ifdef DEBUG_PROPS - if (result == Success && data && *data) - { - fprintf (stderr, "%s: (server sent " MOZILLA_RESPONSE_PROP - " \"%s\" to 0x%x.)\n", - progname, data, (unsigned int) window); - } -#endif - - if (result != Success) - { - fprintf (stderr, "%s: failed reading " MOZILLA_RESPONSE_PROP - " from window 0x%0x.\n", - progname, (unsigned int) window); - result = 6; - done = True; - } - else if (!data || strlen((char *) data) < 5) - { - fprintf (stderr, "%s: invalid data on " MOZILLA_RESPONSE_PROP - " property of window 0x%0x.\n", - progname, (unsigned int) window); - result = 6; - done = True; - } - else if (*data == '1') /* positive preliminary reply */ - { - fprintf (stderr, "%s: %s\n", progname, data + 4); - /* keep going */ - done = False; - } -#if 1 - else if (!strncmp ((char *)data, "200", 3)) /* positive completion */ - { - result = 0; - done = True; - } -#endif - else if (*data == '2') /* positive completion */ - { - fprintf (stderr, "%s: %s\n", progname, data + 4); - result = 0; - done = True; - } - else if (*data == '3') /* positive intermediate reply */ - { - fprintf (stderr, "%s: internal error: " - "server wants more information? (%s)\n", - progname, data); - result = 3; - done = True; - } - else if (*data == '4' || /* transient negative completion */ - *data == '5') /* permanent negative completion */ - { - fprintf (stderr, "%s: %s\n", progname, data + 4); - result = (*data - '0'); - done = True; - } - else - { - fprintf (stderr, - "%s: unrecognised " MOZILLA_RESPONSE_PROP - " from window 0x%x: %s\n", - progname, (unsigned int) window, data); - result = 6; - done = True; - } - - if (data) - XFree (data); - } -#ifdef DEBUG_PROPS - else if (event.xany.type == PropertyNotify && - event.xproperty.window == window && - event.xproperty.state == PropertyDelete && - event.xproperty.atom == XA_MOZILLA_COMMAND) - { - fprintf (stderr, "%s: (server 0x%x has accepted " - MOZILLA_COMMAND_PROP ".)\n", - progname, (unsigned int) window); - } -#endif /* DEBUG_PROPS */ - } - - DONE: - - if (new_command) - free (new_command); - - return result; -} - -int -mozilla_remote_commands (Display *dpy, Window window, char **commands) -{ - Bool raise_p = True; - int status = 0; - mozilla_remote_init_atoms (dpy); - - if (window == 0) - window = mozilla_remote_find_window (dpy); - else - mozilla_remote_check_window (dpy, window); -#ifdef GLOBAL - if (window == 0) - return -1; -#endif - - XSelectInput (dpy, window, (PropertyChangeMask|StructureNotifyMask)); - - mozilla_remote_obtain_lock (dpy, window); - - while (*commands) - { - if (!strcmp (*commands, "-raise")) - raise_p = True; - else if (!strcmp (*commands, "-noraise")) - raise_p = False; - else - status = mozilla_remote_command (dpy, window, *commands, raise_p); - - if (status != 0) - break; - commands++; - } - - /* When status = 6, it means the window has been destroyed */ - /* It is invalid to free the lock when window is destroyed. */ - - if ( status != 6 ) - mozilla_remote_free_lock (dpy, window); - - return status; -} - - -#ifdef STANDALONE - -static void -usage (void) -{ - fprintf (stderr, "usage: %s [ options ... ]\n\ - where options include:\n\ -\n\ - -help to show this message.\n\ - -display <dpy> to specify the X server to use.\n\ - -remote <remote-command> to execute a command in an already-running\n\ - Netscape process. See the manual for a\n\ - list of valid commands.\n\ - -id <window-id> the id of an X window to which the -remote\n\ - commands should be sent; if unspecified,\n\ - the first window found will be used.\n\ - -raise whether following -remote commands should\n\ - cause the window to raise itself to the top\n\ - (this is the default.)\n\ - -noraise the opposite of -raise: following -remote\n\ - commands will not auto-raise the window.\n\ -", - progname); -} - - -#ifdef GLOBAL -int -netscape_remote(int argc, char **argv) -#else -int -main (int argc, char **argv) -#endif -{ - Display *dpy; - char *dpy_string = 0; - char **remote_commands = 0; - int remote_command_count = 0; - int remote_command_size = 0; - unsigned long remote_window = 0; - Bool sync_p = False; - int i; - - progname = strrchr (argv[0], '/'); - if (progname) - progname++; - else - progname = argv[0]; - - /* Hack the -help and -version arguments before opening the display. */ - for (i = 1; i < argc; i++) - { - if (!strcasecmp (argv [i], "-h") || - !strcasecmp (argv [i], "-help")) - { - usage (); - exit (0); - } - else if (!strcmp (argv [i], "-d") || - !strcmp (argv [i], "-dpy") || - !strcmp (argv [i], "-disp") || - !strcmp (argv [i], "-display")) - { - i++; - dpy_string = argv [i]; - } - else if (!strcmp (argv [i], "-sync") || - !strcmp (argv [i], "-synchronize")) - { - sync_p = True; - } - else if (!strcmp (argv [i], "-remote")) - { - if (remote_command_count == remote_command_size) - { - remote_command_size += 20; - remote_commands = - (remote_commands - ? realloc (remote_commands, - remote_command_size * sizeof (char *)) - : calloc (remote_command_size, sizeof (char *))); - } - i++; - if (!argv[i] || *argv[i] == '-' || *argv[i] == 0) - { - fprintf (stderr, "%s: invalid `-remote' option \"%s\"\n", - progname, argv[i] ? argv[i] : ""); - usage (); - exit (-1); - } - remote_commands [remote_command_count++] = argv[i]; - } - else if (!strcmp (argv [i], "-raise") || - !strcmp (argv [i], "-noraise")) - { - char *r = argv [i]; - if (remote_command_count == remote_command_size) - { - remote_command_size += 20; - remote_commands = - (remote_commands - ? realloc (remote_commands, - remote_command_size * sizeof (char *)) - : calloc (remote_command_size, sizeof (char *))); - } - remote_commands [remote_command_count++] = r; - } - else if (!strcmp (argv [i], "-id")) - { - char c; - if (remote_command_count > 0) - { - fprintf (stderr, - "%s: the `-id' option must preceed all `-remote' options.\n", - progname); - usage (); - exit (-1); - } - else if (remote_window != 0) - { - fprintf (stderr, "%s: only one `-id' option may be used.\n", - progname); - usage (); - exit (-1); - } - i++; - if (argv[i] && - 1 == sscanf (argv[i], " %ld %c", &remote_window, &c)) - ; - else if (argv[i] && - 1 == sscanf (argv[i], " 0x%lx %c", &remote_window, &c)) - ; - else - { - fprintf (stderr, "%s: invalid `-id' option \"%s\"\n", - progname, argv[i] ? argv[i] : ""); - usage (); - exit (-1); - } - } - } - - dpy = XOpenDisplay (dpy_string); - if (! dpy) - exit (-1); - - if (sync_p) - XSynchronize (dpy, True); - -#ifdef GLOBAL - return mozilla_remote_commands (dpy, (Window) remote_window, - remote_commands); -#else - exit (mozilla_remote_commands (dpy, (Window) remote_window, - remote_commands)); -#endif -} - -#endif /* STANDALONE */ |
