bash: teach __git_ps1 about REVERT_HEAD

diff --git a/graph.c b/graph.c
index d92868ba128efa3b6592ed7921979a61e525d257..b24d04c4066dd4d09200bb27d09c91d93c1bb5b0 100644 (file)
--- a/graph.c
+++ b/graph.c
@@ -1199,6 +1199,16 @@ void graph_show_commit(struct git_graph *graph)
        if (!graph)
                return;
 
+       /*
+        * When showing a diff of a merge against each of its parents, we
+        * are called once for each parent without graph_update having been
+        * called.  In this case, simply output a single padding line.
+        */
+       if (graph_is_commit_finished(graph)) {
+               graph_show_padding(graph);
+               shown_commit_line = 1;
+       }
+
        while (!shown_commit_line && !graph_is_commit_finished(graph)) {
                shown_commit_line = graph_next_line(graph, &msgbuf);
                fwrite(msgbuf.buf, sizeof(char), msgbuf.len, stdout);