branch: no detached HEAD check when editing another branch's description

diff --git a/reflog-walk.c b/reflog-walk.c
index 86d18843f52046d87741bffa9f865ec973a2ae73..b2fbdb2392f80a531d5f9a21630a036d45c0a827 100644 (file)
--- a/reflog-walk.c
+++ b/reflog-walk.c
@@ -126,7 +126,12 @@ static void add_commit_info(struct commit *commit, void *util,
 }
 
 struct commit_reflog {
-       int flag, recno;
+       int recno;
+       enum selector_type {
+               SELECTOR_NONE,
+               SELECTOR_INDEX,
+               SELECTOR_DATE
+       } selector;
        struct complete_reflogs *reflogs;
 };
 
@@ -150,6 +155,7 @@ int add_reflog_for_walk(struct reflog_walk_info *info,
        struct complete_reflogs *reflogs;
        char *branch, *at = strchr(name, '@');
        struct commit_reflog *commit_reflog;
+       enum selector_type selector = SELECTOR_NONE;
 
        if (commit->object.flags & UNINTERESTING)
                die ("Cannot walk reflogs for %s", name);
@@ -162,7 +168,10 @@ int add_reflog_for_walk(struct reflog_walk_info *info,
                if (*ep != '}') {
                        recno = -1;
                        timestamp = approxidate(at + 2);
+                       selector = SELECTOR_DATE;
                }
+               else
+                       selector = SELECTOR_INDEX;
        } else
                recno = 0;
 
@@ -200,7 +209,6 @@ int add_reflog_for_walk(struct reflog_walk_info *info,
 
        commit_reflog = xcalloc(sizeof(struct commit_reflog), 1);
        if (recno < 0) {
-               commit_reflog->flag = 1;
                commit_reflog->recno = get_reflog_recno_by_time(reflogs, timestamp);
                if (commit_reflog->recno < 0) {
                        free(branch);
@@ -209,6 +217,7 @@ int add_reflog_for_walk(struct reflog_walk_info *info,
                }
        } else
                commit_reflog->recno = reflogs->nr - recno - 1;
+       commit_reflog->selector = selector;
        commit_reflog->reflogs = reflogs;
 
        add_commit_info(commit, commit_reflog, &info->reflogs);
@@ -247,7 +256,7 @@ void fake_reflog_parent(struct reflog_walk_info *info, struct commit *commit)
 
 void get_reflog_selector(struct strbuf *sb,
                         struct reflog_walk_info *reflog_info,
-                        enum date_mode dmode,
+                        enum date_mode dmode, int force_date,
                         int shorten)
 {
        struct commit_reflog *commit_reflog = reflog_info->last_commit_reflog;
@@ -267,7 +276,8 @@ void get_reflog_selector(struct strbuf *sb,
        }
 
        strbuf_addf(sb, "%s@{", printed_ref);
-       if (commit_reflog->flag || dmode) {
+       if (commit_reflog->selector == SELECTOR_DATE ||
+           (commit_reflog->selector == SELECTOR_NONE && force_date)) {
                info = &commit_reflog->reflogs->items[commit_reflog->recno+1];
                strbuf_addstr(sb, show_date(info->timestamp, info->tz, dmode));
        } else {
@@ -308,7 +318,7 @@ const char *get_reflog_ident(struct reflog_walk_info *reflog_info)
 }
 
 void show_reflog_message(struct reflog_walk_info *reflog_info, int oneline,
-       enum date_mode dmode)
+                        enum date_mode dmode, int force_date)
 {
        if (reflog_info && reflog_info->last_commit_reflog) {
                struct commit_reflog *commit_reflog = reflog_info->last_commit_reflog;
@@ -316,7 +326,7 @@ void show_reflog_message(struct reflog_walk_info *reflog_info, int oneline,
                struct strbuf selector = STRBUF_INIT;
 
                info = &commit_reflog->reflogs->items[commit_reflog->recno+1];
-               get_reflog_selector(&selector, reflog_info, dmode, 0);
+               get_reflog_selector(&selector, reflog_info, dmode, force_date, 0);
                if (oneline) {
                        printf("%s: %s", selector.buf, info->message);
                }