nt/addpm.c

   1 /* Add entries to the GNU Emacs Program Manager folder.
   2    Copyright (C) 1995, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
   3
   4 This file is part of GNU Emacs.
   5
   6 GNU Emacs is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU Emacs is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU Emacs; see the file COPYING.  If not, write to
  18 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  19 Boston, MA 02110-1301, USA.  */
  20
  21 /****************************************************************************
  22  *
  23  * Program: addpm       (adds emacs to the Windows program manager)
  24  *
  25  * Usage:
  26  *      argv[1] = install path for emacs
  27  *      argv[2] = full path to icon for emacs (optional)
  28  */
  29
  30 #include <windows.h>
  31 #include <ddeml.h>
  32 #include <stdlib.h>
  33 #include <stdio.h>
  34
  35 HDDEDATA CALLBACK
  36 DdeCallback (UINT uType, UINT uFmt, HCONV hconv,
  37              HSZ hsz1, HSZ hsz2, HDDEDATA hdata,
  38              DWORD dwData1, DWORD dwData2)
  39 {
  40   return ((HDDEDATA) NULL);
  41 }
  42
  43 #define DdeCommand(str)         \
  44         DdeClientTransaction (str, strlen (str)+1, HConversation, (HSZ)NULL, \
  45                               CF_TEXT, XTYP_EXECUTE, 30000, NULL)
  46
  47 #define REG_ROOT "SOFTWARE\\GNU\\Emacs"
  48
  49 static struct entry
  50 {
  51   char *name;
  52   char *value;
  53 }
  54 env_vars[] =
  55 {
  56   {"emacs_dir", NULL},
  57   {"EMACSLOADPATH", "%emacs_dir%/site-lisp;%emacs_dir%/../site-lisp;%emacs_dir%/lisp;%emacs_dir%/leim"},
  58   {"SHELL", "%emacs_dir%/bin/cmdproxy.exe"},
  59   {"EMACSDATA", "%emacs_dir%/etc"},
  60   {"EMACSPATH", "%emacs_dir%/bin"},
  61   /* We no longer set INFOPATH because Info-default-directory-list
  62      is then ignored.  */
  63   /*  {"INFOPATH", "%emacs_dir%/info"},  */
  64   {"EMACSDOC", "%emacs_dir%/etc"},
  65   {"TERM", "cmd"}
  66 };
  67
  68 BOOL
  69 add_registry (path)
  70      char *path;
  71 {
  72   HKEY hrootkey = NULL;
  73   DWORD dwDisp;
  74   int i;
  75   BOOL ok = TRUE;
  76
  77   /* Check both the current user and the local machine to see if we
  78      have any resources.  */
  79
  80   if (RegCreateKeyEx (HKEY_LOCAL_MACHINE, REG_ROOT,
  81                       0, "", REG_OPTION_NON_VOLATILE,
  82                       KEY_WRITE, NULL, &hrootkey, &dwDisp) != ERROR_SUCCESS
  83       && RegCreateKeyEx (HKEY_CURRENT_USER, REG_ROOT,
  84                          0, "", REG_OPTION_NON_VOLATILE,
  85                          KEY_WRITE, NULL, &hrootkey, &dwDisp) != ERROR_SUCCESS)
  86     {
  87       return FALSE;
  88     }
  89
  90   for (i = 0; i < (sizeof (env_vars) / sizeof (env_vars[0])); i++)
  91     {
  92       char * value = env_vars[i].value ? env_vars[i].value : path;
  93
  94       if (RegSetValueEx (hrootkey, env_vars[i].name,
  95                          0, REG_EXPAND_SZ,
  96                          value, lstrlen (value) + 1) != ERROR_SUCCESS)
  97         ok = FALSE;
  98     }
  99
 100   RegCloseKey (hrootkey);
 101
 102   return (ok);
 103 }
 104
 105 int
 106 main (argc, argv)
 107      int argc;
 108      char *argv[];
 109 {
 110   DWORD idDde = 0;
 111   HCONV HConversation;
 112   HSZ ProgMan;
 113   char modname[MAX_PATH];
 114   char additem[MAX_PATH*2 + 100];
 115   char *prog_name;
 116   char *emacs_path;
 117   char *p;
 118   int quiet = 0;
 119
 120   /* If no args specified, use our location to set emacs_path.  */
 121 #if 0
 122   if (argc < 2 || argc > 3)
 123     {
 124       fprintf (stderr, "usage: addpm [/q] [emacs_path [icon_path]]\n");
 125       exit (1);
 126     }
 127 #endif
 128
 129   if (argc > 1 && argv[1][0] == '/' && argv[1][1] == 'q')
 130     {
 131       quiet = 1;
 132       --argc;
 133       ++argv;
 134     }
 135
 136   if (argc > 1)
 137     emacs_path = argv[1];
 138   else
 139     {
 140       if (!GetModuleFileName (NULL, modname, MAX_PATH) ||
 141           (p = strrchr (modname, '\\')) == NULL)
 142         {
 143           fprintf (stderr, "fatal error");
 144           exit (1);
 145         }
 146       *p = 0;
 147
 148       /* Set emacs_path to emacs_dir if we are in "%emacs_dir%\bin".  */
 149       if ((p = strrchr (modname, '\\')) && stricmp (p, "\\bin") == 0)
 150         {
 151           *p = 0;
 152           emacs_path = modname;
 153         }
 154       else
 155         {
 156           fprintf (stderr, "usage: addpm emacs_path [icon_path]\n");
 157           exit (1);
 158         }
 159
 160       /* Tell user what we are going to do.  */
 161       if (!quiet)
 162         {
 163           int result;
 164
 165           char msg[ MAX_PATH ];
 166           sprintf (msg, "Install Emacs at %s?\n", emacs_path);
 167           result = MessageBox (NULL, msg, "Install Emacs",
 168                                MB_OKCANCEL | MB_ICONQUESTION);
 169           if (result != IDOK)
 170             {
 171               fprintf (stderr, "Install cancelled\n");
 172               exit (1);
 173             }
 174         }
 175     }
 176
 177   add_registry (emacs_path);
 178   prog_name =  "runemacs.exe";
 179
 180   DdeInitialize (&idDde, (PFNCALLBACK)DdeCallback, APPCMD_CLIENTONLY, 0);
 181
 182   ProgMan = DdeCreateStringHandle (idDde, "PROGMAN", CP_WINANSI);
 183
 184   HConversation = DdeConnect (idDde, ProgMan, ProgMan, NULL);
 185   if (HConversation != 0)
 186     {
 187       DdeCommand ("[CreateGroup (\"Gnu Emacs\")]");
 188       DdeCommand ("[ReplaceItem (Emacs)]");
 189       if (argc > 2)
 190         sprintf (additem, "[AddItem (\"%s\\bin\\%s\", Emacs, \"%s\")]",
 191                  emacs_path, prog_name, argv[2]);
 192       else
 193         sprintf (additem, "[AddItem (\"%s\\bin\\%s\", Emacs)]",
 194                  emacs_path, prog_name);
 195       DdeCommand (additem);
 196
 197       DdeDisconnect (HConversation);
 198     }
 199
 200   DdeFreeStringHandle (idDde, ProgMan);
 201
 202   DdeUninitialize (idDde);
 203
 204   return (0);
 205 }
 206
 207 /* arch-tag: f923609d-b781-4ef4-abce-ca0da29cbbf0
 208    (do not change this comment) */