[Bf-blender-cvs] [542b40a] gooseberry: Test for NULL archive pointer when writing as well.

[Lukas Tönne]

Commit: 542b40ae73783c39b194e655dbc604683d8537ff
Author: Lukas Tönne
Date:   Wed Mar 18 14:12:16 2015 +0100
Branches: gooseberry
https://developer.blender.org/rB542b40ae73783c39b194e655dbc604683d8537ff

Test for NULL archive pointer when writing as well.

This should not usually happen because the operator asks for permission
to delete the file prior to writing, but should be checked nevertheless.

===================================================================

M	source/blender/editors/io/io_cache_library.c

===================================================================

diff --git a/source/blender/editors/io/io_cache_library.c b/source/blender/editors/io/io_cache_library.c
index 87fe9d7..b42f70c 100644
--- a/source/blender/editors/io/io_cache_library.c
+++ b/source/blender/editors/io/io_cache_library.c
@@ -284,15 +284,17 @@ static void cache_library_bake_startjob(void *customdata, short *stop, short *do
 	BKE_cache_archive_path(data->cachelib->filepath, (ID *)data->cachelib, data->cachelib->id.lib, filename, sizeof(filename));
 	data->archive = PTC_open_writer_archive(scene, filename);
 	
-	data->writer = PTC_writer_dupligroup(data->group->id.name, &data->eval_ctx, scene, data->group);
-	PTC_writer_init(data->writer, data->archive);
-	
-	G.is_break = false;
-	
-	/* XXX where to get this from? */
-	start_frame = scene->r.sfra;
-	end_frame = scene->r.efra;
-	PTC_bake(data->bmain, scene, &data->eval_ctx, data->writer, start_frame, end_frame, stop, do_update, progress);
+	if (data->archive) {
+		data->writer = PTC_writer_dupligroup(data->group->id.name, &data->eval_ctx, scene, data->group);
+		PTC_writer_init(data->writer, data->archive);
+		
+		G.is_break = false;
+		
+		/* XXX where to get this from? */
+		start_frame = scene->r.sfra;
+		end_frame = scene->r.efra;
+		PTC_bake(data->bmain, scene, &data->eval_ctx, data->writer, start_frame, end_frame, stop, do_update, progress);
+	}
 	
 	*do_update = true;
 	*stop = 0;