From: Jonas Fonseca <fonseca@diku.dk>
Date: Tue, 3 Feb 2009 21:34:44 +0000 (+0100)
Subject: Tree view: improve handling of empty trees
X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=b63b625096f59fc0bf9ea75ddf31380110790034;p=tig.git

Tree view: improve handling of empty trees
---

diff --git a/NEWS b/NEWS
index 7f8e98e..733c98b 100644
--- a/NEWS
+++ b/NEWS
@@ -27,6 +27,7 @@ Improvements:
 Bug fixes:
 
  - Tree view: fix memory corruption bug when updating.
+ - Tree view: improve handling of empty trees.
  - Status view: fix reverting of unmerged files.
  - Fix regression for non-UTF-8 locales corrupting the view data.
  - Fix regression parsing multiple spaces in ~/.tigrc.
diff --git a/tig.c b/tig.c
index 27563e1..cba101c 100644
--- a/tig.c
+++ b/tig.c
@@ -3849,6 +3849,12 @@ tree_read_date(struct view *view, char *text, bool *read_date)
 		};
 		struct io io = {};
 
+		if (!view->lines) {
+			tree_entry(view, LINE_TREE_PARENT, opt_path, NULL, NULL);
+			report("Tree is empty");
+			return TRUE;
+		}
+
 		if (!run_io_rd(&io, log_file, FORMAT_NONE)) {
 			report("Failed to load tree data");
 			return TRUE;