show-branch: make the current branch and merge commits stand out.

[git.git] / show-branch.c

diff --git a/show-branch.c b/show-branch.c
index f1bce49..ea3d9e4 100644 (file)
--- a/show-branch.c
+++ b/show-branch.c
@@ -545,6 +545,7 @@ int main(int ac, char **av)
        int sha1_name = 0;
        int shown_merge_point = 0;
        int topo_order = 0;
+       int head_at = -1;
 
        git_config(git_show_branch_config);
        setup_git_directory();
@@ -675,6 +676,8 @@ int main(int ac, char **av)
                        }
                        /* header lines never need name */
                        show_one_commit(rev[i], 1);
+                       if (is_head)
+                               head_at = i;
                }
                if (0 <= extra) {
                        for (i = 0; i < num_rev; i++)
@@ -703,9 +706,19 @@ int main(int ac, char **av)
                shown_merge_point |= ((this_flag & all_revs) == all_revs);
 
                if (1 < num_rev) {
-                       for (i = 0; i < num_rev; i++)
-                               putchar((this_flag & (1u << (i + REV_SHIFT)))
-                                       ? '+' : ' ');
+                       int is_merge = !!(commit->parents && commit->parents->next);
+                       for (i = 0; i < num_rev; i++) {
+                               int mark;
+                               if (!(this_flag & (1u << (i + REV_SHIFT))))
+                                       mark = ' ';
+                               else if (is_merge)
+                                       mark = '-';
+                               else if (i == head_at)
+                                       mark = '*';
+                               else
+                                       mark = '+';
+                               putchar(mark);
+                       }
                        putchar(' ');
                }
                show_one_commit(commit, no_name);