Merge branch 'bc/maint-diff-hunk-header-fix' into bc/master-diff-hunk-header-fix

[git.git] / builtin-commit.c

diff --git a/builtin-commit.c b/builtin-commit.c
index b75d5e931d1427f431fa493553c3eac203caccd6..8165bb3d31c6cdd92c83663c5dd081e564dcfc1e 100644 (file)
--- a/builtin-commit.c
+++ b/builtin-commit.c
@@ -710,6 +710,31 @@ static int message_is_empty(struct strbuf *sb, int start)
        return 1;
 }
 
+static const char *find_author_by_nickname(const char *name)
+{
+       struct rev_info revs;
+       struct commit *commit;
+       struct strbuf buf = STRBUF_INIT;
+       const char *av[20];
+       int ac = 0;
+
+       init_revisions(&revs, NULL);
+       strbuf_addf(&buf, "--author=%s", name);
+       av[++ac] = "--all";
+       av[++ac] = "-i";
+       av[++ac] = buf.buf;
+       av[++ac] = NULL;
+       setup_revisions(ac, av, &revs, NULL);
+       prepare_revision_walk(&revs);
+       commit = get_revision(&revs);
+       if (commit) {
+               strbuf_release(&buf);
+               format_commit_message(commit, "%an <%ae>", &buf, DATE_NORMAL);
+               return strbuf_detach(&buf, NULL);
+       }
+       die("No existing author found with '%s'", name);
+}
+
 static int parse_and_validate_options(int argc, const char *argv[],
                                      const char * const usage[],
                                      const char *prefix)
@@ -720,6 +745,9 @@ static int parse_and_validate_options(int argc, const char *argv[],
        logfile = parse_options_fix_filename(prefix, logfile);
        template_file = parse_options_fix_filename(prefix, template_file);
 
+       if (force_author && !strchr(force_author, '>'))
+               force_author = find_author_by_nickname(force_author);
+
        if (logfile || message.len || use_message)
                use_editor = 0;
        if (edit_flag)