Define a JACK_INTERNAL_DIR environment variable to be used for internal clients.

git-svn-id: http://subversion.jackaudio.org/jack/jack2/trunk/jackmp@3286 0c269be4-1314-0410-8aa9-9f06e86f4224

ChangeLog

@@ -23,6 +23,10 @@ Michael Voigt
   Jackdmp changes log
 ---------------------------
 
+2009-02-01 Stephane Letz  <letz@grame.fr>
+
+	* Add a JACK_INTERNAL_DIR environment variable to be used for internal clients.
+
 2009-01-30 Stephane Letz  <letz@grame.fr>
 
 	* In NetJack2, fix a bug when capture or playback only channels are used.

common/JackInternalClient.cpp

@@ -74,10 +74,16 @@ static void PrintLoadError(const char* so_name)
 
 static void BuildClientPath(char* path_to_so, int path_len, const char* so_name)
 {
-    const char* driver_dir;
-    if ((driver_dir = getenv("JACK_DRIVER_DIR")) == 0) 
-        driver_dir = ADDON_DIR;
-    snprintf(path_to_so, path_len, "%s/%s.so", driver_dir, so_name);
+    const char* internal_dir;
+    if ((internal_dir = getenv("JACK_INTERNAL_DIR")) == 0) {
+        if ((internal_dir = getenv("JACK_DRIVER_DIR")) == 0) {
+            internal_dir = ADDON_DIR;
+        }
+    }
+    
+    snprintf(path_to_so, path_len, "%s/%s.so", internal_dir, so_name);
+    
+    printf("internal_dir path_to_so %s %s\n", internal_dir, path_to_so);
 }
 
 #endif