[Bf-python] exceptions in scriptlinks

[Yann Vernier]

I was wondering where the unhandled exceptions went. Turns out they went
nowhere and everything else went into a memory leak. Here's a little
patch for that, I believe.

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PGP fingerprint = 9242 DC15 2502 FEAB E15F  84C6 D538 EC09 5380 5746
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Index: BPY_interface.c
===================================================================
RCS file: /cvsroot/bf-blender/blender/source/blender/python/BPY_interface.c,v
retrieving revision 1.12
diff -u -b -r1.12 BPY_interface.c
--- BPY_interface.c	14 Jun 2003 10:09:59 -0000	1.12
+++ BPY_interface.c	22 Jun 2003 17:44:59 -0000
@@ -352,7 +354,7 @@
 {
   ScriptLink  * scriptlink;
   int           index;
-  PyObject    * dict;
+  PyObject    * dict, *ret;
 
   printf ("In BPY_do_pyscript(id=%s, event=%d)\n",id->name, event);
 
@@ -368,8 +370,14 @@
         (scriptlink->scripts[index] != NULL))
     {
       dict = CreateGlobalDictionary();
-      RunPython ((Text*) scriptlink->scripts[index], dict);
+      ret = RunPython ((Text*) scriptlink->scripts[index], dict);
       ReleaseGlobalDictionary (dict);
+      if (!ret) { /* Failed execution of the script */
+	BPY_Err_Handle((Text*) scriptlink->scripts[index]);
+	BPY_end_python();
+	BPY_start_python();
+      }
+      else Py_DECREF(ret);
     }
   }
 
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