From: Jonas Fonseca <fonseca@diku.dk>
Date: Mon, 11 Sep 2006 04:04:02 +0000 (+0200)
Subject: Fix git-describe reference adding when there are no tags and thus no output
X-Git-Tag: tig-0.5~36
X-Git-Url: https://git.distorted.org.uk/~mdw/tig/commitdiff_plain/d42c8a35f25564c6c95500db3a6b0aebcd0a8f22

Fix git-describe reference adding when there are no tags and thus no output
---

diff --git a/tig.c b/tig.c
index 44fcb1b..bcff66f 100644
--- a/tig.c
+++ b/tig.c
@@ -2333,10 +2333,14 @@ add_pager_refs(struct view *view, struct line *line)
 
 	if (!is_tag && view == VIEW(REQ_VIEW_DIFF)) {
 try_add_describe_ref:
+		/* Add <tag>-g<commit_id> "fake" reference. */
 		if (!add_describe_ref(buf, &bufpos, commit_id, sep))
 			return;
 	}
 
+	if (bufpos == 0)
+		return;
+
 	if (!realloc_lines(view, view->line_size + 1))
 		return;