(add_registry): Set path for runemacs.exe to use.

2 files changed, 21 insertions, 0 deletions

diff --git a/nt/ChangeLog b/nt/ChangeLog
index 72920c2b58f..07550e1b2d2 100644
--- a/nt/ChangeLog
+++ b/nt/ChangeLog
@@ -1,3 +1,7 @@
+2010-08-12  Jason Rumney  <jasonr@gnu.org>
+
+        * addpm.c (add_registry): Set path for runemacs.exe to use.
+
 2010-08-08  Óscar Fuentes  <ofv@wanadoo.es>
 
         * cmdproxy.c (main): Use _snprintf instead of wsprintf,
diff --git a/nt/addpm.c b/nt/addpm.c
index 20b289f6761..4fcebe2ca14 100644
--- a/nt/addpm.c
+++ b/nt/addpm.c
@@ -62,6 +62,8 @@ DdeCallback (UINT uType, UINT uFmt, HCONV hconv,
 #define REG_GTK "SOFTWARE\\GTK\\2.0"
 #define REG_APP_PATH \
   "SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\App Paths\\emacs.exe"
+#define REG_RUNEMACS_PATH \
+  "SOFTWARE\\Microsoft\\Windows\\CurrentVersion\\App Paths\\runemacs.exe"
 
 static struct entry
 {
@@ -129,10 +131,25 @@ add_registry (char *path)
                   /* 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_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_SZ,
+                                     dll_paths, len);
+
+                      RegCloseKey (runemacs_key);
+                    }
                 }
             }
           RegCloseKey (gtk_key);