return NULL;
}
-void wt_status_get_state(struct wt_status_state *state)
+struct grab_1st_switch_cbdata {
+ int found;
+ struct strbuf buf;
+ unsigned char nsha1[20];
+};
+
+static int grab_1st_switch(unsigned char *osha1, unsigned char *nsha1,
+ const char *email, unsigned long timestamp, int tz,
+ const char *message, void *cb_data)
+{
+ struct grab_1st_switch_cbdata *cb = cb_data;
+ const char *target = NULL, *end;
+
+ if (prefixcmp(message, "checkout: moving from "))
+ return 0;
+ message += strlen("checkout: moving from ");
+ target = strstr(message, " to ");
+ if (!target)
+ return 0;
+ target += strlen(" to ");
+ strbuf_reset(&cb->buf);
+ hashcpy(cb->nsha1, nsha1);
+ for (end = target; *end && *end != '\n'; end++)
+ ;
+ strbuf_add(&cb->buf, target, end - target);
+ cb->found = 1;
+ return 1;
+}
+
+static void wt_status_get_detached_from(struct wt_status_state *state)
+{
+ struct grab_1st_switch_cbdata cb;
+ struct commit *commit;
+ unsigned char sha1[20];
+ char *ref = NULL;
+
+ strbuf_init(&cb.buf, 0);
+ if (for_each_reflog_ent_reverse("HEAD", grab_1st_switch, &cb) <= 0) {
+ strbuf_release(&cb.buf);
+ return;
+ }
+
+ if (dwim_ref(cb.buf.buf, cb.buf.len, sha1, &ref) == 1 &&
+ /* sha1 is a commit? match without further lookup */
+ (!hashcmp(cb.nsha1, sha1) ||
+ /* perhaps sha1 is a tag, try to dereference to a commit */
+ ((commit = lookup_commit_reference_gently(sha1, 1)) != NULL &&
+ !hashcmp(cb.nsha1, commit->object.sha1)))) {
+ int ofs;
+ if (!prefixcmp(ref, "refs/tags/"))
+ ofs = strlen("refs/tags/");
+ else if (!prefixcmp(ref, "refs/remotes/"))
+ ofs = strlen("refs/remotes/");
+ else
+ ofs = 0;
+ state->detached_from = xstrdup(ref + ofs);
+ } else
+ state->detached_from =
+ xstrdup(find_unique_abbrev(cb.nsha1, DEFAULT_ABBREV));
+ hashcpy(state->detached_sha1, cb.nsha1);
+
+ free(ref);
+ strbuf_release(&cb.buf);
+}
+
+void wt_status_get_state(struct wt_status_state *state,
+ int get_detached_from)
{
struct stat st;
state->bisect_in_progress = 1;
state->branch = read_and_strip_branch("BISECT_START");
}
+
+ if (get_detached_from)
+ wt_status_get_detached_from(state);
}
-static void wt_status_print_state(struct wt_status *s)
+static void wt_status_print_state(struct wt_status *s,
+ struct wt_status_state *state)
{
const char *state_color = color(WT_STATUS_HEADER, s);
- struct wt_status_state state;
-
- memset(&state, 0, sizeof(state));
- wt_status_get_state(&state);
-
- if (state.merge_in_progress)
- show_merge_in_progress(s, &state, state_color);
- else if (state.am_in_progress)
- show_am_in_progress(s, &state, state_color);
- else if (state.rebase_in_progress || state.rebase_interactive_in_progress)
- show_rebase_in_progress(s, &state, state_color);
- else if (state.cherry_pick_in_progress)
- show_cherry_pick_in_progress(s, &state, state_color);
- if (state.bisect_in_progress)
- show_bisect_in_progress(s, &state, state_color);
- free(state.branch);
- free(state.onto);
+ if (state->merge_in_progress)
+ show_merge_in_progress(s, state, state_color);
+ else if (state->am_in_progress)
+ show_am_in_progress(s, state, state_color);
+ else if (state->rebase_in_progress || state->rebase_interactive_in_progress)
+ show_rebase_in_progress(s, state, state_color);
+ else if (state->cherry_pick_in_progress)
+ show_cherry_pick_in_progress(s, state, state_color);
+ if (state->bisect_in_progress)
+ show_bisect_in_progress(s, state, state_color);
}
void wt_status_print(struct wt_status *s)
{
const char *branch_color = color(WT_STATUS_ONBRANCH, s);
const char *branch_status_color = color(WT_STATUS_HEADER, s);
+ struct wt_status_state state;
+
+ memset(&state, 0, sizeof(state));
+ wt_status_get_state(&state,
+ s->branch && !strcmp(s->branch, "HEAD"));
if (s->branch) {
const char *on_what = _("On branch ");
if (!prefixcmp(branch_name, "refs/heads/"))
branch_name += 11;
else if (!strcmp(branch_name, "HEAD")) {
- branch_name = "";
branch_status_color = color(WT_STATUS_NOBRANCH, s);
- on_what = _("Not currently on any branch.");
+ if (state.detached_from) {
+ unsigned char sha1[20];
+ branch_name = state.detached_from;
+ if (!get_sha1("HEAD", sha1) &&
+ !hashcmp(sha1, state.detached_sha1))
+ on_what = _("HEAD detached at ");
+ else
+ on_what = _("HEAD detached from ");
+ } else {
+ branch_name = "";
+ on_what = _("Not currently on any branch.");
+ }
}
status_printf(s, color(WT_STATUS_HEADER, s), "");
status_printf_more(s, branch_status_color, "%s", on_what);
wt_status_print_tracking(s);
}
- wt_status_print_state(s);
+ wt_status_print_state(s, &state);
+ free(state.branch);
+ free(state.onto);
+ free(state.detached_from);
+
if (s->is_initial) {
status_printf_ln(s, color(WT_STATUS_HEADER, s), "");
status_printf_ln(s, color(WT_STATUS_HEADER, s), _("Initial commit"));