mirror of
https://git.savannah.gnu.org/git/emacs.git
synced 2024-12-21 10:24:55 +00:00
271 lines
7.8 KiB
C
271 lines
7.8 KiB
C
/* Add entries to the GNU Emacs Program Manager folder.
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Copyright (C) 1995, 2001, 2002, 2003, 2004, 2005,
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2006, 2007, 2008 Free Software Foundation, Inc.
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This file is part of GNU Emacs.
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GNU Emacs is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GNU Emacs is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Emacs; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA. */
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/****************************************************************************
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*
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* Program: addpm (adds emacs to the Windows program manager)
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*
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* Usage:
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* argv[1] = install path for emacs
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* argv[2] = full path to icon for emacs (optional)
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*/
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#include <windows.h>
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#include <ddeml.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <malloc.h>
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HDDEDATA CALLBACK
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DdeCallback (UINT uType, UINT uFmt, HCONV hconv,
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HSZ hsz1, HSZ hsz2, HDDEDATA hdata,
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DWORD dwData1, DWORD dwData2)
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{
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return ((HDDEDATA) NULL);
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}
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#define DdeCommand(str) \
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DdeClientTransaction (str, strlen (str)+1, HConversation, (HSZ)NULL, \
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CF_TEXT, XTYP_EXECUTE, 30000, NULL)
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#define REG_ROOT "SOFTWARE\\GNU\\Emacs"
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#define REG_GTK "SOFTWARE\\GTK\\2.0"
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#define REG_APP_PATH \
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"SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\App Paths\\emacs.exe"
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static struct entry
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{
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char *name;
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char *value;
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}
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env_vars[] =
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{
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{"emacs_dir", NULL},
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{"EMACSLOADPATH", "%emacs_dir%/site-lisp;%emacs_dir%/../site-lisp;%emacs_dir%/lisp;%emacs_dir%/leim"},
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{"SHELL", "%emacs_dir%/bin/cmdproxy.exe"},
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{"EMACSDATA", "%emacs_dir%/etc"},
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{"EMACSPATH", "%emacs_dir%/bin"},
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/* We no longer set INFOPATH because Info-default-directory-list
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is then ignored. */
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/* {"INFOPATH", "%emacs_dir%/info"}, */
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{"EMACSDOC", "%emacs_dir%/etc"},
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{"TERM", "cmd"}
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};
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BOOL
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add_registry (path)
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char *path;
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{
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HKEY hrootkey = NULL;
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int i;
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BOOL ok = TRUE;
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DWORD size;
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/* Record the location of Emacs to the App Paths key if we have
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sufficient permissions to do so. This helps Windows find emacs quickly
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if the user types emacs.exe in the "Run Program" dialog without having
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emacs on their path. Some applications also use the same registry key
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to discover the installation directory for programs they are looking for.
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Multiple installations cannot be handled by this method, but it does not
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affect the general operation of other installations of Emacs, and we
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are blindly overwriting the Start Menu entries already.
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*/
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if (RegCreateKeyEx (HKEY_LOCAL_MACHINE, REG_APP_PATH, 0, "",
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REG_OPTION_NON_VOLATILE, KEY_WRITE, NULL,
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&hrootkey, NULL) == ERROR_SUCCESS)
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{
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int len;
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char *emacs_path;
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HKEY gtk_key = NULL;
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len = strlen (path) + 15; /* \bin\emacs.exe + terminator. */
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emacs_path = (char *) alloca (len);
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sprintf (emacs_path, "%s\\bin\\emacs.exe", path);
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RegSetValueEx (hrootkey, NULL, 0, REG_SZ, emacs_path, len);
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/* Look for a GTK installation. If found, add it to the library search
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path for Emacs so that the image libraries it provides are available
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to Emacs regardless of whether it is in the path or not. */
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if (RegOpenKeyEx (HKEY_LOCAL_MACHINE, REG_GTK, REG_OPTION_NON_VOLATILE,
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KEY_READ, >k_key) == ERROR_SUCCESS)
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{
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if (RegQueryValueEx (gtk_key, "DllPath", NULL, NULL,
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NULL, &size) == ERROR_SUCCESS)
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{
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char *gtk_path = (char *) alloca (size);
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if (RegQueryValueEx (gtk_key, "DllPath", NULL, NULL,
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gtk_path, &size) == ERROR_SUCCESS)
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{
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/* Make sure the emacs bin directory continues to be searched
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first by including it as well. */
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char *dll_paths;
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len = strlen (path) + 5 + size;
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dll_paths = (char *) alloca (size + strlen (path) + 1);
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sprintf (dll_paths, "%s\\bin;%s", path, gtk_path);
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RegSetValueEx (hrootkey, "Path", 0, REG_SZ, dll_paths, len);
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}
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}
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RegCloseKey (gtk_key);
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}
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RegCloseKey (hrootkey);
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}
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/* Previous versions relied on registry settings, but we do not need
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them any more. If registry settings are installed from a previous
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version, replace them to ensure they are the current settings.
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Otherwise, do nothing. */
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/* Check both the current user and the local machine to see if we
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have any resources. */
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if (RegOpenKeyEx (HKEY_LOCAL_MACHINE, REG_ROOT,
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REG_OPTION_NON_VOLATILE,
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KEY_WRITE, &hrootkey) != ERROR_SUCCESS
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&& RegOpenKeyEx (HKEY_CURRENT_USER, REG_ROOT,
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REG_OPTION_NON_VOLATILE,
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KEY_WRITE, &hrootkey) != ERROR_SUCCESS)
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{
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return FALSE;
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}
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for (i = 0; i < (sizeof (env_vars) / sizeof (env_vars[0])); i++)
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{
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char * value = env_vars[i].value ? env_vars[i].value : path;
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if (RegSetValueEx (hrootkey, env_vars[i].name,
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0, REG_EXPAND_SZ,
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value, lstrlen (value) + 1) != ERROR_SUCCESS)
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ok = FALSE;
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}
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RegCloseKey (hrootkey);
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return (ok);
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}
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int
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main (argc, argv)
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int argc;
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char *argv[];
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{
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DWORD idDde = 0;
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HCONV HConversation;
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HSZ ProgMan;
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char modname[MAX_PATH];
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char additem[MAX_PATH*2 + 100];
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char *prog_name;
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char *emacs_path;
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char *p;
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int quiet = 0;
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/* If no args specified, use our location to set emacs_path. */
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#if 0
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if (argc < 2 || argc > 3)
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{
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fprintf (stderr, "usage: addpm [-q] [emacs_path [icon_path]]\n");
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exit (1);
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}
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#endif
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if (argc > 1
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&& (argv[1][0] == '/' || argv[1][0] == '-')
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&& argv[1][1] == 'q')
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{
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quiet = 1;
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--argc;
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++argv;
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}
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if (argc > 1)
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emacs_path = argv[1];
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else
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{
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if (!GetModuleFileName (NULL, modname, MAX_PATH) ||
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(p = strrchr (modname, '\\')) == NULL)
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{
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fprintf (stderr, "fatal error");
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exit (1);
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}
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*p = 0;
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/* Set emacs_path to emacs_dir if we are in "%emacs_dir%\bin". */
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if ((p = strrchr (modname, '\\')) && stricmp (p, "\\bin") == 0)
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{
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*p = 0;
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emacs_path = modname;
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}
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else
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{
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fprintf (stderr, "usage: addpm emacs_path [icon_path]\n");
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exit (1);
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}
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/* Tell user what we are going to do. */
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if (!quiet)
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{
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int result;
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char msg[ MAX_PATH ];
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sprintf (msg, "Install Emacs at %s?\n", emacs_path);
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result = MessageBox (NULL, msg, "Install Emacs",
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MB_OKCANCEL | MB_ICONQUESTION);
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if (result != IDOK)
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{
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fprintf (stderr, "Install cancelled\n");
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exit (1);
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}
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}
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}
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add_registry (emacs_path);
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prog_name = "runemacs.exe";
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DdeInitialize (&idDde, (PFNCALLBACK)DdeCallback, APPCMD_CLIENTONLY, 0);
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ProgMan = DdeCreateStringHandle (idDde, "PROGMAN", CP_WINANSI);
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HConversation = DdeConnect (idDde, ProgMan, ProgMan, NULL);
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if (HConversation != 0)
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{
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DdeCommand ("[CreateGroup (\"Gnu Emacs\")]");
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DdeCommand ("[ReplaceItem (Emacs)]");
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if (argc > 2)
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sprintf (additem, "[AddItem (\"%s\\bin\\%s\", Emacs, \"%s\")]",
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emacs_path, prog_name, argv[2]);
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else
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sprintf (additem, "[AddItem (\"%s\\bin\\%s\", Emacs)]",
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emacs_path, prog_name);
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DdeCommand (additem);
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DdeDisconnect (HConversation);
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}
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DdeFreeStringHandle (idDde, ProgMan);
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DdeUninitialize (idDde);
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return (0);
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}
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/* arch-tag: f923609d-b781-4ef4-abce-ca0da29cbbf0
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(do not change this comment) */
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