diff options
| -rw-r--r-- | builtin/branch.c | 26 | ||||
| -rwxr-xr-x | t/t3203-branch-output.sh | 6 | ||||
| -rwxr-xr-x | t/t6030-bisect-porcelain.sh | 2 | ||||
| -rwxr-xr-x | t/t7406-submodule-update.sh | 6 | ||||
| -rwxr-xr-x | t/t7512-status-help.sh | 54 | ||||
| -rw-r--r-- | wt-status.c | 206 | ||||
| -rw-r--r-- | wt-status.h | 7 |
7 files changed, 216 insertions, 91 deletions
diff --git a/builtin/branch.c b/builtin/branch.c index 00d17d25d..e09ce51c2 100644 --- a/builtin/branch.c +++ b/builtin/branch.c @@ -18,6 +18,7 @@ #include "string-list.h" #include "column.h" #include "utf8.h" +#include "wt-status.h" static const char * const builtin_branch_usage[] = { N_("git branch [options] [-r | -a] [--merged | --no-merged]"), @@ -550,6 +551,29 @@ static int calc_maxwidth(struct ref_list *refs) return w; } +static char *get_head_description(void) +{ + struct strbuf desc = STRBUF_INIT; + struct wt_status_state state; + memset(&state, 0, sizeof(state)); + wt_status_get_state(&state, 1); + if (state.rebase_in_progress || + state.rebase_interactive_in_progress) + strbuf_addf(&desc, _("(no branch, rebasing %s)"), + state.branch); + else if (state.bisect_in_progress) + strbuf_addf(&desc, _("(no branch, bisect started on %s)"), + state.branch); + else if (state.detached_from) + strbuf_addf(&desc, _("(detached from %s)"), + state.detached_from); + else + strbuf_addstr(&desc, _("(no branch)")); + free(state.branch); + free(state.onto); + free(state.detached_from); + return strbuf_detach(&desc, NULL); +} static void show_detached(struct ref_list *ref_list) { @@ -557,7 +581,7 @@ static void show_detached(struct ref_list *ref_list) if (head_commit && is_descendant_of(head_commit, ref_list->with_commit)) { struct ref_item item; - item.name = xstrdup(_("(no branch)")); + item.name = get_head_description(); item.width = utf8_strwidth(item.name); item.kind = REF_LOCAL_BRANCH; item.dest = NULL; diff --git a/t/t3203-branch-output.sh b/t/t3203-branch-output.sh index 76fe7e006..ba4f98e80 100755 --- a/t/t3203-branch-output.sh +++ b/t/t3203-branch-output.sh @@ -94,13 +94,13 @@ test_expect_success 'git branch -v pattern does not show branch summaries' ' test_must_fail git branch -v branch* ' -cat >expect <<'EOF' -* (no branch) +test_expect_success 'git branch shows detached HEAD properly' ' + cat >expect <<EOF && +* (detached from $(git rev-parse --short HEAD^0)) branch-one branch-two master EOF -test_expect_success 'git branch shows detached HEAD properly' ' git checkout HEAD^0 && git branch >actual && test_i18ncmp expect actual diff --git a/t/t6030-bisect-porcelain.sh b/t/t6030-bisect-porcelain.sh index 3e0e15fb3..2fce99a07 100755 --- a/t/t6030-bisect-porcelain.sh +++ b/t/t6030-bisect-porcelain.sh @@ -164,7 +164,7 @@ test_expect_success 'bisect start: existing ".git/BISECT_START" not modified if cp .git/BISECT_START saved && test_must_fail git bisect start $HASH4 foo -- && git branch > branch.output && - test_i18ngrep "* (no branch)" branch.output > /dev/null && + test_i18ngrep "* (no branch, bisect started on other)" branch.output > /dev/null && test_cmp saved .git/BISECT_START ' test_expect_success 'bisect start: no ".git/BISECT_START" if mistaken rev' ' diff --git a/t/t7406-submodule-update.sh b/t/t7406-submodule-update.sh index 1a3d20bdc..2a0cfaac3 100755 --- a/t/t7406-submodule-update.sh +++ b/t/t7406-submodule-update.sh @@ -665,8 +665,10 @@ test_expect_success 'submodule add properly re-creates deeper level submodules' test_expect_success 'submodule update properly revives a moved submodule' ' (cd super && + H=$(git rev-parse --short HEAD) && git commit -am "pre move" && - git status >expect&& + H2=$(git rev-parse --short HEAD) && + git status | sed "s/$H/XXX/" >expect && H=$(cd submodule2; git rev-parse HEAD) && git rm --cached submodule2 && rm -rf submodule2 && @@ -675,7 +677,7 @@ test_expect_success 'submodule update properly revives a moved submodule' ' git config -f .gitmodules submodule.submodule2.path "moved/sub module" git commit -am "post move" && git submodule update && - git status >actual && + git status | sed "s/$H2/XXX/" >actual && test_cmp expect actual ) ' diff --git a/t/t7512-status-help.sh b/t/t7512-status-help.sh index 9d4610629..06749a6aa 100755 --- a/t/t7512-status-help.sh +++ b/t/t7512-status-help.sh @@ -77,7 +77,7 @@ test_expect_success 'status when rebase in progress before resolving conflicts' ONTO=$(git rev-parse --short HEAD^^) && test_must_fail git rebase HEAD^ --onto HEAD^^ && cat >expected <<-EOF && - # Not currently on any branch. + # HEAD detached at $ONTO # You are currently rebasing branch '\''rebase_conflicts'\'' on '\''$ONTO'\''. # (fix conflicts and then run "git rebase --continue") # (use "git rebase --skip" to skip this patch) @@ -104,7 +104,7 @@ test_expect_success 'status when rebase in progress before rebase --continue' ' echo three >main.txt && git add main.txt && cat >expected <<-EOF && - # Not currently on any branch. + # HEAD detached at $ONTO # You are currently rebasing branch '\''rebase_conflicts'\'' on '\''$ONTO'\''. # (all conflicts fixed: run "git rebase --continue") # @@ -136,7 +136,7 @@ test_expect_success 'status during rebase -i when conflicts unresolved' ' ONTO=$(git rev-parse --short rebase_i_conflicts) && test_must_fail git rebase -i rebase_i_conflicts && cat >expected <<-EOF && - # Not currently on any branch. + # HEAD detached at $ONTO # You are currently rebasing branch '\''rebase_i_conflicts_second'\'' on '\''$ONTO'\''. # (fix conflicts and then run "git rebase --continue") # (use "git rebase --skip" to skip this patch) @@ -162,7 +162,7 @@ test_expect_success 'status during rebase -i after resolving conflicts' ' test_must_fail git rebase -i rebase_i_conflicts && git add main.txt && cat >expected <<-EOF && - # Not currently on any branch. + # HEAD detached at $ONTO # You are currently rebasing branch '\''rebase_i_conflicts_second'\'' on '\''$ONTO'\''. # (all conflicts fixed: run "git rebase --continue") # @@ -188,9 +188,10 @@ test_expect_success 'status when rebasing -i in edit mode' ' export FAKE_LINES && test_when_finished "git rebase --abort" && ONTO=$(git rev-parse --short HEAD~2) && + TGT=$(git rev-parse --short two_rebase_i) && git rebase -i HEAD~2 && cat >expected <<-EOF && - # Not currently on any branch. + # HEAD detached from $TGT # You are currently editing a commit while rebasing branch '\''rebase_i_edit'\'' on '\''$ONTO'\''. # (use "git commit --amend" to amend the current commit) # (use "git rebase --continue" once you are satisfied with your changes) @@ -215,8 +216,9 @@ test_expect_success 'status when splitting a commit' ' ONTO=$(git rev-parse --short HEAD~3) && git rebase -i HEAD~3 && git reset HEAD^ && + TGT=$(git rev-parse --short HEAD) && cat >expected <<-EOF && - # Not currently on any branch. + # HEAD detached at $TGT # You are currently splitting a commit while rebasing branch '\''split_commit'\'' on '\''$ONTO'\''. # (Once your working directory is clean, run "git rebase --continue") # @@ -244,10 +246,11 @@ test_expect_success 'status after editing the last commit with --amend during a export FAKE_LINES && test_when_finished "git rebase --abort" && ONTO=$(git rev-parse --short HEAD~3) && + TGT=$(git rev-parse --short three_amend) && git rebase -i HEAD~3 && git commit --amend -m "foo" && cat >expected <<-EOF && - # Not currently on any branch. + # HEAD detached from $TGT # You are currently editing a commit while rebasing branch '\''amend_last'\'' on '\''$ONTO'\''. # (use "git commit --amend" to amend the current commit) # (use "git rebase --continue" once you are satisfied with your changes) @@ -277,7 +280,7 @@ test_expect_success 'status: (continue first edit) second edit' ' git rebase -i HEAD~3 && git rebase --continue && cat >expected <<-EOF && - # Not currently on any branch. + # HEAD detached from $ONTO # You are currently editing a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''. # (use "git commit --amend" to amend the current commit) # (use "git rebase --continue" once you are satisfied with your changes) @@ -299,7 +302,7 @@ test_expect_success 'status: (continue first edit) second edit and split' ' git rebase --continue && git reset HEAD^ && cat >expected <<-EOF && - # Not currently on any branch. + # HEAD detached from $ONTO # You are currently splitting a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''. # (Once your working directory is clean, run "git rebase --continue") # @@ -326,7 +329,7 @@ test_expect_success 'status: (continue first edit) second edit and amend' ' git rebase --continue && git commit --amend -m "foo" && cat >expected <<-EOF && - # Not currently on any branch. + # HEAD detached from $ONTO # You are currently editing a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''. # (use "git commit --amend" to amend the current commit) # (use "git rebase --continue" once you are satisfied with your changes) @@ -348,7 +351,7 @@ test_expect_success 'status: (amend first edit) second edit' ' git commit --amend -m "a" && git rebase --continue && cat >expected <<-EOF && - # Not currently on any branch. + # HEAD detached from $ONTO # You are currently editing a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''. # (use "git commit --amend" to amend the current commit) # (use "git rebase --continue" once you are satisfied with your changes) @@ -371,7 +374,7 @@ test_expect_success 'status: (amend first edit) second edit and split' ' git rebase --continue && git reset HEAD^ && cat >expected <<-EOF && - # Not currently on any branch. + # HEAD detached from $ONTO # You are currently splitting a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''. # (Once your working directory is clean, run "git rebase --continue") # @@ -399,7 +402,7 @@ test_expect_success 'status: (amend first edit) second edit and amend' ' git rebase --continue && git commit --amend -m "d" && cat >expected <<-EOF && - # Not currently on any branch. + # HEAD detached from $ONTO # You are currently editing a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''. # (use "git commit --amend" to amend the current commit) # (use "git rebase --continue" once you are satisfied with your changes) @@ -423,7 +426,7 @@ test_expect_success 'status: (split first edit) second edit' ' git commit -m "e" && git rebase --continue && cat >expected <<-EOF && - # Not currently on any branch. + # HEAD detached from $ONTO # You are currently editing a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''. # (use "git commit --amend" to amend the current commit) # (use "git rebase --continue" once you are satisfied with your changes) @@ -448,7 +451,7 @@ test_expect_success 'status: (split first edit) second edit and split' ' git rebase --continue && git reset HEAD^ && cat >expected <<-EOF && - # Not currently on any branch. + # HEAD detached from $ONTO # You are currently splitting a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''. # (Once your working directory is clean, run "git rebase --continue") # @@ -478,7 +481,7 @@ test_expect_success 'status: (split first edit) second edit and amend' ' git rebase --continue && git commit --amend -m "h" && cat >expected <<-EOF && - # Not currently on any branch. + # HEAD detached from $ONTO # You are currently editing a commit while rebasing branch '\''several_edits'\'' on '\''$ONTO'\''. # (use "git commit --amend" to amend the current commit) # (use "git rebase --continue" once you are satisfied with your changes) @@ -573,9 +576,10 @@ test_expect_success 'status when bisecting' ' git bisect start && git bisect bad && git bisect good one_bisect && - cat >expected <<-\EOF && - # Not currently on any branch. - # You are currently bisecting branch '\''bisect'\''. + TGT=$(git rev-parse --short two_bisect) && + cat >expected <<-EOF && + # HEAD detached at $TGT + # You are currently bisecting, started from branch '\''bisect'\''. # (use "git bisect reset" to get back to the original branch) # nothing to commit (use -u to show untracked files) @@ -597,7 +601,7 @@ test_expect_success 'status when rebase conflicts with statushints disabled' ' ONTO=$(git rev-parse --short HEAD^^) && test_must_fail git rebase HEAD^ --onto HEAD^^ && cat >expected <<-EOF && - # Not currently on any branch. + # HEAD detached at $ONTO # You are currently rebasing branch '\''statushints_disabled'\'' on '\''$ONTO'\''. # # Unmerged paths: @@ -663,5 +667,15 @@ test_expect_success 'status when cherry-picking after resolving conflicts' ' test_i18ncmp expected actual ' +test_expect_success 'status showing detached from a tag' ' + test_commit atag tagging && + git checkout atag && + cat >expected <<-\EOF + # HEAD detached at atag + nothing to commit (use -u to show untracked files) + EOF + git status --untracked-files=no >actual && + test_i18ncmp expected actual +' test_done diff --git a/wt-status.c b/wt-status.c index 54f4391f9..cea8e55d8 100644 --- a/wt-status.c +++ b/wt-status.c @@ -971,7 +971,7 @@ static void show_bisect_in_progress(struct wt_status *s, { if (state->branch) status_printf_ln(s, color, - _("You are currently bisecting branch '%s'."), + _("You are currently bisecting, started from branch '%s'."), state->branch); else status_printf_ln(s, color, @@ -985,96 +985,164 @@ static void show_bisect_in_progress(struct wt_status *s, /* * Extract branch information from rebase/bisect */ -static void read_and_strip_branch(struct strbuf *sb, - const char **branch, - const char *path) +static char *read_and_strip_branch(const char *path) { + struct strbuf sb = STRBUF_INIT; unsigned char sha1[20]; - strbuf_reset(sb); - if (strbuf_read_file(sb, git_path("%s", path), 0) <= 0) - return; + if (strbuf_read_file(&sb, git_path("%s", path), 0) <= 0) + goto got_nothing; - while (sb->len && sb->buf[sb->len - 1] == '\n') - strbuf_setlen(sb, sb->len - 1); - if (!sb->len) - return; - if (!prefixcmp(sb->buf, "refs/heads/")) - *branch = sb->buf + strlen("refs/heads/"); - else if (!prefixcmp(sb->buf, "refs/")) - *branch = sb->buf; - else if (!get_sha1_hex(sb->buf, sha1)) { + while (&sb.len && sb.buf[sb.len - 1] == '\n') + strbuf_setlen(&sb, sb.len - 1); + if (!sb.len) + goto got_nothing; + if (!prefixcmp(sb.buf, "refs/heads/")) + strbuf_remove(&sb,0, strlen("refs/heads/")); + else if (!prefixcmp(sb.buf, "refs/")) + ; + else if (!get_sha1_hex(sb.buf, sha1)) { const char *abbrev; abbrev = find_unique_abbrev(sha1, DEFAULT_ABBREV); - strbuf_reset(sb); - strbuf_addstr(sb, abbrev); - *branch = sb->buf; - } else if (!strcmp(sb->buf, "detached HEAD")) /* rebase */ - ; + strbuf_reset(&sb); + strbuf_addstr(&sb, abbrev); + } else if (!strcmp(sb.buf, "detached HEAD")) /* rebase */ + goto got_nothing; else /* bisect */ - *branch = sb->buf; + ; + return strbuf_detach(&sb, NULL); + +got_nothing: + strbuf_release(&sb); + return NULL; } -static void wt_status_print_state(struct wt_status *s) +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) { - const char *state_color = color(WT_STATUS_HEADER, s); - struct strbuf branch = STRBUF_INIT; - struct strbuf onto = STRBUF_INIT; - struct wt_status_state state; - struct stat st; + struct grab_1st_switch_cbdata *cb = cb_data; + const char *target = NULL, *end; - memset(&state, 0, sizeof(state)); + 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; if (!stat(git_path("MERGE_HEAD"), &st)) { - state.merge_in_progress = 1; + state->merge_in_progress = 1; } else if (!stat(git_path("rebase-apply"), &st)) { if (!stat(git_path("rebase-apply/applying"), &st)) { - state.am_in_progress = 1; + state->am_in_progress = 1; if (!stat(git_path("rebase-apply/patch"), &st) && !st.st_size) - state.am_empty_patch = 1; + state->am_empty_patch = 1; } else { - state.rebase_in_progress = 1; - read_and_strip_branch(&branch, &state.branch, - "rebase-apply/head-name"); - read_and_strip_branch(&onto, &state.onto, - "rebase-apply/onto"); + state->rebase_in_progress = 1; + state->branch = read_and_strip_branch("rebase-apply/head-name"); + state->onto = read_and_strip_branch("rebase-apply/onto"); } } else if (!stat(git_path("rebase-merge"), &st)) { if (!stat(git_path("rebase-merge/interactive"), &st)) - state.rebase_interactive_in_progress = 1; + state->rebase_interactive_in_progress = 1; else - state.rebase_in_progress = 1; - read_and_strip_branch(&branch, &state.branch, - "rebase-merge/head-name"); - read_and_strip_branch(&onto, &state.onto, - "rebase-merge/onto"); + state->rebase_in_progress = 1; + state->branch = read_and_strip_branch("rebase-merge/head-name"); + state->onto = read_and_strip_branch("rebase-merge/onto"); } else if (!stat(git_path("CHERRY_PICK_HEAD"), &st)) { - state.cherry_pick_in_progress = 1; + state->cherry_pick_in_progress = 1; } if (!stat(git_path("BISECT_LOG"), &st)) { - state.bisect_in_progress = 1; - read_and_strip_branch(&branch, &state.branch, - "BISECT_START"); + state->bisect_in_progress = 1; + state->branch = read_and_strip_branch("BISECT_START"); } - 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); - strbuf_release(&branch); - strbuf_release(&onto); + if (get_detached_from) + wt_status_get_detached_from(state); +} + +static void wt_status_print_state(struct wt_status *s, + struct wt_status_state *state) +{ + const char *state_color = color(WT_STATUS_HEADER, s); + 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 "); @@ -1082,9 +1150,19 @@ void wt_status_print(struct wt_status *s) 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); @@ -1093,7 +1171,11 @@ void wt_status_print(struct wt_status *s) 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")); diff --git a/wt-status.h b/wt-status.h index 74208c06f..be7a01617 100644 --- a/wt-status.h +++ b/wt-status.h @@ -80,13 +80,16 @@ struct wt_status_state { int rebase_interactive_in_progress; int cherry_pick_in_progress; int bisect_in_progress; - const char *branch; - const char *onto; + char *branch; + char *onto; + char *detached_from; + unsigned char detached_sha1[20]; }; void wt_status_prepare(struct wt_status *s); void wt_status_print(struct wt_status *s); void wt_status_collect(struct wt_status *s); +void wt_status_get_state(struct wt_status_state *state, int get_detached_from); void wt_shortstatus_print(struct wt_status *s); void wt_porcelain_print(struct wt_status *s); |