From 4d62f6b23ef228a307a0a7c2185033b8de6accea Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?IOhannes=20m=20zm=C3=B6lnig?=
 <zmoelnig@users.sourceforge.net>
Date: Mon, 24 Jan 2011 17:34:02 +0000
Subject: if no drivers to select, ignore selection

svn path=/trunk/externals/iem/mediasettings/; revision=14806
---
 midisettings.c | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/midisettings.c b/midisettings.c
index 11a3803..5a6d577 100644
--- a/midisettings.c
+++ b/midisettings.c
@@ -554,12 +554,16 @@ static void midisettings_setdriver(t_midisettings *x, t_symbol*s, int argc, t_at
     }
   }
 
-  id=ms_getdriverid(s);
-  if(id<0) {
-    pd_error(x, "invalid driver '%s'", s->s_name);
-    return;
+  if(NULL==DRIVERS) {
+    id=sys_midiapi;
+  } else {
+    id=ms_getdriverid(s);
+    if(id<0) {
+      pd_error(x, "invalid driver '%s'", s->s_name);
+      return;
+    }
+    verbose(1, "setting driver '%s' (=%d)", s->s_name, id);
   }
-  verbose(1, "setting driver '%s' (=%d)", s->s_name, id);
 #ifdef HAVE_SYS_CLOSE_MIDI
   sys_close_midi();
   sys_set_midi_api(id);
@@ -594,6 +598,8 @@ static void midisettings_listdrivers(t_midisettings *x)
   for(driver=DRIVERS; driver; driver=driver->next) {
     count++;
   }
+
+
   SETFLOAT(ap+0, count);
   outlet_anything(x->x_info, gensym("driverlist"), 1, ap);
 
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