nt/addpm.c

   1 /* Add entries to the GNU Emacs Program Manager folder.
   2    Copyright (C) 1995 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., 59 Temple Place - Suite 330,
  19 Boston, MA 02111-1307, 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%/lisp"},
  58   {"SHELL", "%COMSPEC%"},
  59   {"EMACSDATA", "%emacs_dir%/etc"},
  60   {"EMACSPATH", "%emacs_dir%/bin"},
  61   {"EMACSLOCKDIR", "%emacs_dir%/lock"},
  62   {"INFOPATH", "%emacs_dir%/info"},
  63   {"EMACSDOC", "%emacs_dir%/etc"},
  64   {"TERM", "cmd"}
  65 };
  66
  67 BOOL
  68 add_registry (path)
  69      char *path;
  70 {
  71   HKEY hrootkey = NULL;
  72   DWORD dwDisp;
  73   int i;
  74   BOOL ok = TRUE;
  75
  76   /* Check both the current user and the local machine to see if we
  77      have any resources.  */
  78
  79   if (RegCreateKeyEx (HKEY_LOCAL_MACHINE, REG_ROOT,
  80                       0, "", REG_OPTION_NON_VOLATILE,
  81                       KEY_WRITE, NULL, &hrootkey, &dwDisp) != ERROR_SUCCESS
  82       && RegCreateKeyEx (HKEY_CURRENT_USER, REG_ROOT,
  83                          0, "", REG_OPTION_NON_VOLATILE,
  84                          KEY_WRITE, NULL, &hrootkey, &dwDisp) != ERROR_SUCCESS)
  85     {
  86       return FALSE;
  87     }
  88
  89   for (i = 0; i < (sizeof (env_vars) / sizeof (env_vars[0])); i++)
  90     {
  91       char * value = env_vars[i].value ? env_vars[i].value : path;
  92
  93       if (RegSetValueEx (hrootkey, env_vars[i].name,
  94                          0, REG_EXPAND_SZ,
  95                          value, lstrlen (value) + 1) != ERROR_SUCCESS)
  96         ok = FALSE;
  97     }
  98
  99   RegCloseKey (hrootkey);
 100
 101   return (ok);
 102 }
 103
 104 int
 105 main (argc, argv)
 106      int argc;
 107      char *argv[];
 108 {
 109   DWORD idDde;
 110   HCONV HConversation;
 111   HSZ ProgMan;
 112   char additem[MAX_PATH*2 + 100];
 113   char *lpext;
 114
 115   if (argc < 2 || argc > 3)
 116     {
 117       fprintf (stderr, "usage: addpm emacs_path [icon_path]\n");
 118       exit (1);
 119     }
 120
 121   lpext = add_registry (argv[1]) ? "exe" : "bat";
 122
 123   DdeInitialize (&idDde, (PFNCALLBACK)DdeCallback, APPCMD_CLIENTONLY, 0);
 124
 125   ProgMan = DdeCreateStringHandle (idDde, "PROGMAN", CP_WINANSI);
 126
 127   if (HConversation = DdeConnect (idDde, ProgMan, ProgMan, NULL))
 128     {
 129       DdeCommand ("[CreateGroup (Gnu Emacs)]");
 130       DdeCommand ("[ReplaceItem (Emacs)]");
 131       sprintf (additem, "[AddItem (%s\\bin\\runemacs.%s, Emacs%c%s)]",
 132                argv[1], lpext, (argc>2 ? ',' : ' '),
 133                (argc>2 ? argv[2] : ""));
 134       DdeCommand (additem);
 135
 136       DdeDisconnect (HConversation);
 137     }
 138
 139   DdeFreeStringHandle (idDde, ProgMan);
 140
 141   DdeUninitialize (idDde);
 142
 143   return (0);
 144 }