From 2fe894e6391aeb6124902a5030dc2776877824fc Mon Sep 17 00:00:00 2001
From: Jonas Fonseca <fonseca@diku.dk>
Date: Sat, 16 Sep 2006 14:12:41 +0200
Subject: [PATCH] push_rev_graph: iterate all graph revs when looking for
 duplicates

Now atleast there will not be unconnected lines at the end of the graph.
---
 tig.c | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/tig.c b/tig.c
index 4e06fa5..1e033c6 100644
--- a/tig.c
+++ b/tig.c
@@ -2758,10 +2758,15 @@ done_rev_graph(struct rev_graph *graph)
 static void
 push_rev_graph(struct rev_graph *graph, char *parent)
 {
-	/* Combine duplicate parents lines. */
-	if (graph->size > 0 &&
-	    !strncmp(graph->rev[graph->size - 1], parent, SIZEOF_REV))
-		return;
+	int i;
+
+	/* "Collapse" duplicate parents lines.
+	 *
+	 * FIXME: This needs to also update update the drawn graph but
+	 * for now it just serves as a method for pruning graph lines. */
+	for (i = 0; i < graph->size; i++)
+		if (!strncmp(graph->rev[i], parent, SIZEOF_REV))
+			return;
 
 	if (graph->size < SIZEOF_REVITEMS) {
 		string_ncopy(graph->rev[graph->size++], parent, SIZEOF_REV);
-- 
2.30.2