-
- /* Look for a GTK installation. If found, add it to the library search
- path for Emacs so that the image libraries it provides are available
- to Emacs regardless of whether it is in the path or not. */
- if (RegOpenKeyEx (HKEY_LOCAL_MACHINE, REG_GTK, REG_OPTION_NON_VOLATILE,
- KEY_READ, >k_key) == ERROR_SUCCESS)
- {
- if (RegQueryValueEx (gtk_key, "DllPath", NULL, NULL,
- NULL, &size) == ERROR_SUCCESS)
- {
- char *gtk_path = (char *) alloca (size);
- if (RegQueryValueEx (gtk_key, "DllPath", NULL, NULL,
- gtk_path, &size) == ERROR_SUCCESS)
- {
- /* Make sure the emacs bin directory continues to be searched
- first by including it as well. */
- char *dll_paths;
- HKEY runemacs_key = NULL;
- len = strlen (path) + 5 + size;
- dll_paths = (char *) alloca (size + strlen (path) + 1);
- sprintf (dll_paths, "%s\\bin;%s", path, gtk_path);
- RegSetValueEx (hrootkey, "Path", 0, REG_EXPAND_SZ,
- dll_paths, len);
-
- /* Set the same path for runemacs.exe, as the Explorer shell
- looks this up, so the above does not take effect when
- emacs.exe is spawned from runemacs.exe. */
- if (RegCreateKeyEx (HKEY_LOCAL_MACHINE, REG_RUNEMACS_PATH,
- 0, "", REG_OPTION_NON_VOLATILE,
- KEY_WRITE, NULL, &runemacs_key, NULL)
- == ERROR_SUCCESS)
- {
- RegSetValueEx (runemacs_key, "Path", 0, REG_EXPAND_SZ,
- dll_paths, len);
-
- RegCloseKey (runemacs_key);
- }
- }
- }
- RegCloseKey (gtk_key);
- }