Merge branch 'sm/branch-broken-ref'

diff --git a/builtin/fmt-merge-msg.c b/builtin/fmt-merge-msg.c
index a2bccd6ea4ac14441a6657bc1882cd180ec52b80..44204257c72afd3a6a24966b9a11cf9f2374e9ce 100644 (file)
--- a/builtin/fmt-merge-msg.c
+++ b/builtin/fmt-merge-msg.c
@@ -202,36 +202,10 @@ static void shortlog(const char *name, unsigned char *sha1,
        string_list_clear(&subjects, 0);
 }
 
-static int do_fmt_merge_msg(int merge_summary, struct strbuf *in,
-       struct strbuf *out) {
-       int limit = 20, i = 0, pos = 0;
+static void do_fmt_merge_msg_title(struct strbuf *out,
+       const char *current_branch) {
+       int i = 0;
        char *sep = "";
-       unsigned char head_sha1[20];
-       const char *current_branch;
-
-       /* get current branch */
-       current_branch = resolve_ref("HEAD", head_sha1, 1, NULL);
-       if (!current_branch)
-               die("No current branch");
-       if (!prefixcmp(current_branch, "refs/heads/"))
-               current_branch += 11;
-
-       /* get a line */
-       while (pos < in->len) {
-               int len;
-               char *newline, *p = in->buf + pos;
-
-               newline = strchr(p, '\n');
-               len = newline ? newline - p : strlen(p);
-               pos += len + !!newline;
-               i++;
-               p[len] = 0;
-               if (handle_line(p))
-                       die ("Error in line %d: %.*s", i, len, p);
-       }
-
-       if (!srcs.nr)
-               return 0;
 
        strbuf_addstr(out, "Merge ");
        for (i = 0; i < srcs.nr; i++) {
@@ -279,6 +253,40 @@ static int do_fmt_merge_msg(int merge_summary, struct strbuf *in,
                strbuf_addch(out, '\n');
        else
                strbuf_addf(out, " into %s\n", current_branch);
+}
+
+static int do_fmt_merge_msg(int merge_title, int merge_summary,
+       struct strbuf *in, struct strbuf *out) {
+       int limit = 20, i = 0, pos = 0;
+       unsigned char head_sha1[20];
+       const char *current_branch;
+
+       /* get current branch */
+       current_branch = resolve_ref("HEAD", head_sha1, 1, NULL);
+       if (!current_branch)
+               die("No current branch");
+       if (!prefixcmp(current_branch, "refs/heads/"))
+               current_branch += 11;
+
+       /* get a line */
+       while (pos < in->len) {
+               int len;
+               char *newline, *p = in->buf + pos;
+
+               newline = strchr(p, '\n');
+               len = newline ? newline - p : strlen(p);
+               pos += len + !!newline;
+               i++;
+               p[len] = 0;
+               if (handle_line(p))
+                       die ("Error in line %d: %.*s", i, len, p);
+       }
+
+       if (!srcs.nr)
+               return 0;
+
+       if (merge_title)
+               do_fmt_merge_msg_title(out, current_branch);
 
        if (merge_summary) {
                struct commit *head;
@@ -290,6 +298,9 @@ static int do_fmt_merge_msg(int merge_summary, struct strbuf *in,
                rev.ignore_merges = 1;
                rev.limited = 1;
 
+               if (suffixcmp(out->buf, "\n"))
+                       strbuf_addch(out, '\n');
+
                for (i = 0; i < origins.nr; i++)
                        shortlog(origins.items[i].string, origins.items[i].util,
                                        head, &rev, limit, out);
@@ -298,7 +309,11 @@ static int do_fmt_merge_msg(int merge_summary, struct strbuf *in,
 }
 
 int fmt_merge_msg(int merge_summary, struct strbuf *in, struct strbuf *out) {
-       return do_fmt_merge_msg(merge_summary, in, out);
+       return do_fmt_merge_msg(1, merge_summary, in, out);
+}
+
+int fmt_merge_msg_shortlog(struct strbuf *in, struct strbuf *out) {
+       return do_fmt_merge_msg(0, 1, in, out);
 }
 
 int cmd_fmt_merge_msg(int argc, const char **argv, const char *prefix)