wt-status.con commit wt-status: i18n of section labels (8f17f5b)
   1#include "cache.h"
   2#include "pathspec.h"
   3#include "wt-status.h"
   4#include "object.h"
   5#include "dir.h"
   6#include "commit.h"
   7#include "diff.h"
   8#include "revision.h"
   9#include "diffcore.h"
  10#include "quote.h"
  11#include "run-command.h"
  12#include "argv-array.h"
  13#include "remote.h"
  14#include "refs.h"
  15#include "submodule.h"
  16#include "column.h"
  17#include "strbuf.h"
  18#include "utf8.h"
  19
  20static char cut_line[] =
  21"------------------------ >8 ------------------------\n";
  22
  23static char default_wt_status_colors[][COLOR_MAXLEN] = {
  24        GIT_COLOR_NORMAL, /* WT_STATUS_HEADER */
  25        GIT_COLOR_GREEN,  /* WT_STATUS_UPDATED */
  26        GIT_COLOR_RED,    /* WT_STATUS_CHANGED */
  27        GIT_COLOR_RED,    /* WT_STATUS_UNTRACKED */
  28        GIT_COLOR_RED,    /* WT_STATUS_NOBRANCH */
  29        GIT_COLOR_RED,    /* WT_STATUS_UNMERGED */
  30        GIT_COLOR_GREEN,  /* WT_STATUS_LOCAL_BRANCH */
  31        GIT_COLOR_RED,    /* WT_STATUS_REMOTE_BRANCH */
  32        GIT_COLOR_NIL,    /* WT_STATUS_ONBRANCH */
  33};
  34
  35static const char *color(int slot, struct wt_status *s)
  36{
  37        const char *c = "";
  38        if (want_color(s->use_color))
  39                c = s->color_palette[slot];
  40        if (slot == WT_STATUS_ONBRANCH && color_is_nil(c))
  41                c = s->color_palette[WT_STATUS_HEADER];
  42        return c;
  43}
  44
  45static void status_vprintf(struct wt_status *s, int at_bol, const char *color,
  46                const char *fmt, va_list ap, const char *trail)
  47{
  48        struct strbuf sb = STRBUF_INIT;
  49        struct strbuf linebuf = STRBUF_INIT;
  50        const char *line, *eol;
  51
  52        strbuf_vaddf(&sb, fmt, ap);
  53        if (!sb.len) {
  54                if (s->display_comment_prefix) {
  55                        strbuf_addch(&sb, comment_line_char);
  56                        if (!trail)
  57                                strbuf_addch(&sb, ' ');
  58                }
  59                color_print_strbuf(s->fp, color, &sb);
  60                if (trail)
  61                        fprintf(s->fp, "%s", trail);
  62                strbuf_release(&sb);
  63                return;
  64        }
  65        for (line = sb.buf; *line; line = eol + 1) {
  66                eol = strchr(line, '\n');
  67
  68                strbuf_reset(&linebuf);
  69                if (at_bol && s->display_comment_prefix) {
  70                        strbuf_addch(&linebuf, comment_line_char);
  71                        if (*line != '\n' && *line != '\t')
  72                                strbuf_addch(&linebuf, ' ');
  73                }
  74                if (eol)
  75                        strbuf_add(&linebuf, line, eol - line);
  76                else
  77                        strbuf_addstr(&linebuf, line);
  78                color_print_strbuf(s->fp, color, &linebuf);
  79                if (eol)
  80                        fprintf(s->fp, "\n");
  81                else
  82                        break;
  83                at_bol = 1;
  84        }
  85        if (trail)
  86                fprintf(s->fp, "%s", trail);
  87        strbuf_release(&linebuf);
  88        strbuf_release(&sb);
  89}
  90
  91void status_printf_ln(struct wt_status *s, const char *color,
  92                        const char *fmt, ...)
  93{
  94        va_list ap;
  95
  96        va_start(ap, fmt);
  97        status_vprintf(s, 1, color, fmt, ap, "\n");
  98        va_end(ap);
  99}
 100
 101void status_printf(struct wt_status *s, const char *color,
 102                        const char *fmt, ...)
 103{
 104        va_list ap;
 105
 106        va_start(ap, fmt);
 107        status_vprintf(s, 1, color, fmt, ap, NULL);
 108        va_end(ap);
 109}
 110
 111static void status_printf_more(struct wt_status *s, const char *color,
 112                               const char *fmt, ...)
 113{
 114        va_list ap;
 115
 116        va_start(ap, fmt);
 117        status_vprintf(s, 0, color, fmt, ap, NULL);
 118        va_end(ap);
 119}
 120
 121void wt_status_prepare(struct wt_status *s)
 122{
 123        unsigned char sha1[20];
 124
 125        memset(s, 0, sizeof(*s));
 126        memcpy(s->color_palette, default_wt_status_colors,
 127               sizeof(default_wt_status_colors));
 128        s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
 129        s->use_color = -1;
 130        s->relative_paths = 1;
 131        s->branch = resolve_refdup("HEAD", sha1, 0, NULL);
 132        s->reference = "HEAD";
 133        s->fp = stdout;
 134        s->index_file = get_index_file();
 135        s->change.strdup_strings = 1;
 136        s->untracked.strdup_strings = 1;
 137        s->ignored.strdup_strings = 1;
 138        s->show_branch = -1;  /* unspecified */
 139        s->display_comment_prefix = 0;
 140}
 141
 142static void wt_status_print_unmerged_header(struct wt_status *s)
 143{
 144        int i;
 145        int del_mod_conflict = 0;
 146        int both_deleted = 0;
 147        int not_deleted = 0;
 148        const char *c = color(WT_STATUS_HEADER, s);
 149
 150        status_printf_ln(s, c, _("Unmerged paths:"));
 151
 152        for (i = 0; i < s->change.nr; i++) {
 153                struct string_list_item *it = &(s->change.items[i]);
 154                struct wt_status_change_data *d = it->util;
 155
 156                switch (d->stagemask) {
 157                case 0:
 158                        break;
 159                case 1:
 160                        both_deleted = 1;
 161                        break;
 162                case 3:
 163                case 5:
 164                        del_mod_conflict = 1;
 165                        break;
 166                default:
 167                        not_deleted = 1;
 168                        break;
 169                }
 170        }
 171
 172        if (!s->hints)
 173                return;
 174        if (s->whence != FROM_COMMIT)
 175                ;
 176        else if (!s->is_initial)
 177                status_printf_ln(s, c, _("  (use \"git reset %s <file>...\" to unstage)"), s->reference);
 178        else
 179                status_printf_ln(s, c, _("  (use \"git rm --cached <file>...\" to unstage)"));
 180
 181        if (!both_deleted) {
 182                if (!del_mod_conflict)
 183                        status_printf_ln(s, c, _("  (use \"git add <file>...\" to mark resolution)"));
 184                else
 185                        status_printf_ln(s, c, _("  (use \"git add/rm <file>...\" as appropriate to mark resolution)"));
 186        } else if (!del_mod_conflict && !not_deleted) {
 187                status_printf_ln(s, c, _("  (use \"git rm <file>...\" to mark resolution)"));
 188        } else {
 189                status_printf_ln(s, c, _("  (use \"git add/rm <file>...\" as appropriate to mark resolution)"));
 190        }
 191        status_printf_ln(s, c, "");
 192}
 193
 194static void wt_status_print_cached_header(struct wt_status *s)
 195{
 196        const char *c = color(WT_STATUS_HEADER, s);
 197
 198        status_printf_ln(s, c, _("Changes to be committed:"));
 199        if (!s->hints)
 200                return;
 201        if (s->whence != FROM_COMMIT)
 202                ; /* NEEDSWORK: use "git reset --unresolve"??? */
 203        else if (!s->is_initial)
 204                status_printf_ln(s, c, _("  (use \"git reset %s <file>...\" to unstage)"), s->reference);
 205        else
 206                status_printf_ln(s, c, _("  (use \"git rm --cached <file>...\" to unstage)"));
 207        status_printf_ln(s, c, "");
 208}
 209
 210static void wt_status_print_dirty_header(struct wt_status *s,
 211                                         int has_deleted,
 212                                         int has_dirty_submodules)
 213{
 214        const char *c = color(WT_STATUS_HEADER, s);
 215
 216        status_printf_ln(s, c, _("Changes not staged for commit:"));
 217        if (!s->hints)
 218                return;
 219        if (!has_deleted)
 220                status_printf_ln(s, c, _("  (use \"git add <file>...\" to update what will be committed)"));
 221        else
 222                status_printf_ln(s, c, _("  (use \"git add/rm <file>...\" to update what will be committed)"));
 223        status_printf_ln(s, c, _("  (use \"git checkout -- <file>...\" to discard changes in working directory)"));
 224        if (has_dirty_submodules)
 225                status_printf_ln(s, c, _("  (commit or discard the untracked or modified content in submodules)"));
 226        status_printf_ln(s, c, "");
 227}
 228
 229static void wt_status_print_other_header(struct wt_status *s,
 230                                         const char *what,
 231                                         const char *how)
 232{
 233        const char *c = color(WT_STATUS_HEADER, s);
 234        status_printf_ln(s, c, "%s:", what);
 235        if (!s->hints)
 236                return;
 237        status_printf_ln(s, c, _("  (use \"git %s <file>...\" to include in what will be committed)"), how);
 238        status_printf_ln(s, c, "");
 239}
 240
 241static void wt_status_print_trailer(struct wt_status *s)
 242{
 243        status_printf_ln(s, color(WT_STATUS_HEADER, s), "");
 244}
 245
 246#define quote_path quote_path_relative
 247
 248static const char *wt_status_unmerged_status_string(int stagemask)
 249{
 250        switch (stagemask) {
 251        case 1:
 252                return _("both deleted:");
 253        case 2:
 254                return _("added by us:");
 255        case 3:
 256                return _("deleted by them:");
 257        case 4:
 258                return _("added by them:");
 259        case 5:
 260                return _("deleted by us:");
 261        case 6:
 262                return _("both added:");
 263        case 7:
 264                return _("both modified:");
 265        default:
 266                die(_("bug: unhandled unmerged status %x"), stagemask);
 267        }
 268}
 269
 270static const char *wt_status_diff_status_string(int status)
 271{
 272        switch (status) {
 273        case DIFF_STATUS_ADDED:
 274                return _("new file:");
 275        case DIFF_STATUS_COPIED:
 276                return _("copied:");
 277        case DIFF_STATUS_DELETED:
 278                return _("deleted:");
 279        case DIFF_STATUS_MODIFIED:
 280                return _("modified:");
 281        case DIFF_STATUS_RENAMED:
 282                return _("renamed:");
 283        case DIFF_STATUS_TYPE_CHANGED:
 284                return _("typechange:");
 285        case DIFF_STATUS_UNKNOWN:
 286                return _("unknown:");
 287        case DIFF_STATUS_UNMERGED:
 288                return _("unmerged:");
 289        default:
 290                return NULL;
 291        }
 292}
 293
 294static int maxwidth(const char *(*label)(int), int minval, int maxval)
 295{
 296        int result = 0, i;
 297
 298        for (i = minval; i <= maxval; i++) {
 299                const char *s = label(i);
 300                int len = s ? utf8_strwidth(s) : 0;
 301                if (len > result)
 302                        result = len;
 303        }
 304        return result;
 305}
 306
 307static void wt_status_print_unmerged_data(struct wt_status *s,
 308                                          struct string_list_item *it)
 309{
 310        const char *c = color(WT_STATUS_UNMERGED, s);
 311        struct wt_status_change_data *d = it->util;
 312        struct strbuf onebuf = STRBUF_INIT;
 313        static char *padding;
 314        static int label_width;
 315        const char *one, *how;
 316        int len;
 317
 318        if (!padding) {
 319                label_width = maxwidth(wt_status_unmerged_status_string, 1, 7);
 320                label_width += strlen(" ");
 321                if (label_width < 20)
 322                        label_width = 20;
 323                padding = xmallocz(label_width);
 324                memset(padding, ' ', label_width);
 325        }
 326
 327        one = quote_path(it->string, s->prefix, &onebuf);
 328        status_printf(s, color(WT_STATUS_HEADER, s), "\t");
 329
 330        how = wt_status_unmerged_status_string(d->stagemask);
 331        len = label_width - utf8_strwidth(how);
 332        status_printf_more(s, c, "%s%.*s%s\n", how, len, padding, one);
 333        strbuf_release(&onebuf);
 334}
 335
 336static void wt_status_print_change_data(struct wt_status *s,
 337                                        int change_type,
 338                                        struct string_list_item *it)
 339{
 340        struct wt_status_change_data *d = it->util;
 341        const char *c = color(change_type, s);
 342        int status;
 343        char *one_name;
 344        char *two_name;
 345        const char *one, *two;
 346        struct strbuf onebuf = STRBUF_INIT, twobuf = STRBUF_INIT;
 347        struct strbuf extra = STRBUF_INIT;
 348        static char *padding;
 349        static int label_width;
 350        const char *what;
 351        int len;
 352
 353        if (!padding) {
 354                /* If DIFF_STATUS_* uses outside the range [A..Z], we're in trouble */
 355                label_width = maxwidth(wt_status_diff_status_string, 'A', 'Z');
 356                label_width += strlen(" ");
 357                padding = xmallocz(label_width);
 358                memset(padding, ' ', label_width);
 359        }
 360
 361        one_name = two_name = it->string;
 362        switch (change_type) {
 363        case WT_STATUS_UPDATED:
 364                status = d->index_status;
 365                if (d->head_path)
 366                        one_name = d->head_path;
 367                break;
 368        case WT_STATUS_CHANGED:
 369                if (d->new_submodule_commits || d->dirty_submodule) {
 370                        strbuf_addstr(&extra, " (");
 371                        if (d->new_submodule_commits)
 372                                strbuf_addf(&extra, _("new commits, "));
 373                        if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
 374                                strbuf_addf(&extra, _("modified content, "));
 375                        if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
 376                                strbuf_addf(&extra, _("untracked content, "));
 377                        strbuf_setlen(&extra, extra.len - 2);
 378                        strbuf_addch(&extra, ')');
 379                }
 380                status = d->worktree_status;
 381                break;
 382        default:
 383                die("BUG: unhandled change_type %d in wt_status_print_change_data",
 384                    change_type);
 385        }
 386
 387        one = quote_path(one_name, s->prefix, &onebuf);
 388        two = quote_path(two_name, s->prefix, &twobuf);
 389
 390        status_printf(s, color(WT_STATUS_HEADER, s), "\t");
 391        what = wt_status_diff_status_string(status);
 392        if (!what)
 393                die(_("bug: unhandled diff status %c"), status);
 394        len = label_width - utf8_strwidth(what);
 395        assert(len >= 0);
 396        if (status == DIFF_STATUS_COPIED || status == DIFF_STATUS_RENAMED)
 397                status_printf_more(s, c, "%s%.*s%s -> %s",
 398                                   what, len, padding, one, two);
 399        else
 400                status_printf_more(s, c, "%s%.*s%s",
 401                                   what, len, padding, one);
 402        if (extra.len) {
 403                status_printf_more(s, color(WT_STATUS_HEADER, s), "%s", extra.buf);
 404                strbuf_release(&extra);
 405        }
 406        status_printf_more(s, GIT_COLOR_NORMAL, "\n");
 407        strbuf_release(&onebuf);
 408        strbuf_release(&twobuf);
 409}
 410
 411static void wt_status_collect_changed_cb(struct diff_queue_struct *q,
 412                                         struct diff_options *options,
 413                                         void *data)
 414{
 415        struct wt_status *s = data;
 416        int i;
 417
 418        if (!q->nr)
 419                return;
 420        s->workdir_dirty = 1;
 421        for (i = 0; i < q->nr; i++) {
 422                struct diff_filepair *p;
 423                struct string_list_item *it;
 424                struct wt_status_change_data *d;
 425
 426                p = q->queue[i];
 427                it = string_list_insert(&s->change, p->one->path);
 428                d = it->util;
 429                if (!d) {
 430                        d = xcalloc(1, sizeof(*d));
 431                        it->util = d;
 432                }
 433                if (!d->worktree_status)
 434                        d->worktree_status = p->status;
 435                d->dirty_submodule = p->two->dirty_submodule;
 436                if (S_ISGITLINK(p->two->mode))
 437                        d->new_submodule_commits = !!hashcmp(p->one->sha1, p->two->sha1);
 438        }
 439}
 440
 441static int unmerged_mask(const char *path)
 442{
 443        int pos, mask;
 444        const struct cache_entry *ce;
 445
 446        pos = cache_name_pos(path, strlen(path));
 447        if (0 <= pos)
 448                return 0;
 449
 450        mask = 0;
 451        pos = -pos-1;
 452        while (pos < active_nr) {
 453                ce = active_cache[pos++];
 454                if (strcmp(ce->name, path) || !ce_stage(ce))
 455                        break;
 456                mask |= (1 << (ce_stage(ce) - 1));
 457        }
 458        return mask;
 459}
 460
 461static void wt_status_collect_updated_cb(struct diff_queue_struct *q,
 462                                         struct diff_options *options,
 463                                         void *data)
 464{
 465        struct wt_status *s = data;
 466        int i;
 467
 468        for (i = 0; i < q->nr; i++) {
 469                struct diff_filepair *p;
 470                struct string_list_item *it;
 471                struct wt_status_change_data *d;
 472
 473                p = q->queue[i];
 474                it = string_list_insert(&s->change, p->two->path);
 475                d = it->util;
 476                if (!d) {
 477                        d = xcalloc(1, sizeof(*d));
 478                        it->util = d;
 479                }
 480                if (!d->index_status)
 481                        d->index_status = p->status;
 482                switch (p->status) {
 483                case DIFF_STATUS_COPIED:
 484                case DIFF_STATUS_RENAMED:
 485                        d->head_path = xstrdup(p->one->path);
 486                        break;
 487                case DIFF_STATUS_UNMERGED:
 488                        d->stagemask = unmerged_mask(p->two->path);
 489                        break;
 490                }
 491        }
 492}
 493
 494static void wt_status_collect_changes_worktree(struct wt_status *s)
 495{
 496        struct rev_info rev;
 497
 498        init_revisions(&rev, NULL);
 499        setup_revisions(0, NULL, &rev, NULL);
 500        rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
 501        DIFF_OPT_SET(&rev.diffopt, DIRTY_SUBMODULES);
 502        if (!s->show_untracked_files)
 503                DIFF_OPT_SET(&rev.diffopt, IGNORE_UNTRACKED_IN_SUBMODULES);
 504        if (s->ignore_submodule_arg) {
 505                DIFF_OPT_SET(&rev.diffopt, OVERRIDE_SUBMODULE_CONFIG);
 506                handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
 507        }
 508        rev.diffopt.format_callback = wt_status_collect_changed_cb;
 509        rev.diffopt.format_callback_data = s;
 510        copy_pathspec(&rev.prune_data, &s->pathspec);
 511        run_diff_files(&rev, 0);
 512}
 513
 514static void wt_status_collect_changes_index(struct wt_status *s)
 515{
 516        struct rev_info rev;
 517        struct setup_revision_opt opt;
 518
 519        init_revisions(&rev, NULL);
 520        memset(&opt, 0, sizeof(opt));
 521        opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
 522        setup_revisions(0, NULL, &rev, &opt);
 523
 524        if (s->ignore_submodule_arg) {
 525                DIFF_OPT_SET(&rev.diffopt, OVERRIDE_SUBMODULE_CONFIG);
 526                handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
 527        }
 528
 529        rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
 530        rev.diffopt.format_callback = wt_status_collect_updated_cb;
 531        rev.diffopt.format_callback_data = s;
 532        rev.diffopt.detect_rename = 1;
 533        rev.diffopt.rename_limit = 200;
 534        rev.diffopt.break_opt = 0;
 535        copy_pathspec(&rev.prune_data, &s->pathspec);
 536        run_diff_index(&rev, 1);
 537}
 538
 539static void wt_status_collect_changes_initial(struct wt_status *s)
 540{
 541        int i;
 542
 543        for (i = 0; i < active_nr; i++) {
 544                struct string_list_item *it;
 545                struct wt_status_change_data *d;
 546                const struct cache_entry *ce = active_cache[i];
 547
 548                if (!ce_path_match(ce, &s->pathspec))
 549                        continue;
 550                it = string_list_insert(&s->change, ce->name);
 551                d = it->util;
 552                if (!d) {
 553                        d = xcalloc(1, sizeof(*d));
 554                        it->util = d;
 555                }
 556                if (ce_stage(ce)) {
 557                        d->index_status = DIFF_STATUS_UNMERGED;
 558                        d->stagemask |= (1 << (ce_stage(ce) - 1));
 559                }
 560                else
 561                        d->index_status = DIFF_STATUS_ADDED;
 562        }
 563}
 564
 565static void wt_status_collect_untracked(struct wt_status *s)
 566{
 567        int i;
 568        struct dir_struct dir;
 569        struct timeval t_begin;
 570
 571        if (!s->show_untracked_files)
 572                return;
 573
 574        if (advice_status_u_option)
 575                gettimeofday(&t_begin, NULL);
 576
 577        memset(&dir, 0, sizeof(dir));
 578        if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
 579                dir.flags |=
 580                        DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
 581        if (s->show_ignored_files)
 582                dir.flags |= DIR_SHOW_IGNORED_TOO;
 583        setup_standard_excludes(&dir);
 584
 585        fill_directory(&dir, &s->pathspec);
 586
 587        for (i = 0; i < dir.nr; i++) {
 588                struct dir_entry *ent = dir.entries[i];
 589                if (cache_name_is_other(ent->name, ent->len) &&
 590                    match_pathspec_depth(&s->pathspec, ent->name, ent->len, 0, NULL))
 591                        string_list_insert(&s->untracked, ent->name);
 592                free(ent);
 593        }
 594
 595        for (i = 0; i < dir.ignored_nr; i++) {
 596                struct dir_entry *ent = dir.ignored[i];
 597                if (cache_name_is_other(ent->name, ent->len) &&
 598                    match_pathspec_depth(&s->pathspec, ent->name, ent->len, 0, NULL))
 599                        string_list_insert(&s->ignored, ent->name);
 600                free(ent);
 601        }
 602
 603        free(dir.entries);
 604        free(dir.ignored);
 605        clear_directory(&dir);
 606
 607        if (advice_status_u_option) {
 608                struct timeval t_end;
 609                gettimeofday(&t_end, NULL);
 610                s->untracked_in_ms =
 611                        (uint64_t)t_end.tv_sec * 1000 + t_end.tv_usec / 1000 -
 612                        ((uint64_t)t_begin.tv_sec * 1000 + t_begin.tv_usec / 1000);
 613        }
 614}
 615
 616void wt_status_collect(struct wt_status *s)
 617{
 618        wt_status_collect_changes_worktree(s);
 619
 620        if (s->is_initial)
 621                wt_status_collect_changes_initial(s);
 622        else
 623                wt_status_collect_changes_index(s);
 624        wt_status_collect_untracked(s);
 625}
 626
 627static void wt_status_print_unmerged(struct wt_status *s)
 628{
 629        int shown_header = 0;
 630        int i;
 631
 632        for (i = 0; i < s->change.nr; i++) {
 633                struct wt_status_change_data *d;
 634                struct string_list_item *it;
 635                it = &(s->change.items[i]);
 636                d = it->util;
 637                if (!d->stagemask)
 638                        continue;
 639                if (!shown_header) {
 640                        wt_status_print_unmerged_header(s);
 641                        shown_header = 1;
 642                }
 643                wt_status_print_unmerged_data(s, it);
 644        }
 645        if (shown_header)
 646                wt_status_print_trailer(s);
 647
 648}
 649
 650static void wt_status_print_updated(struct wt_status *s)
 651{
 652        int shown_header = 0;
 653        int i;
 654
 655        for (i = 0; i < s->change.nr; i++) {
 656                struct wt_status_change_data *d;
 657                struct string_list_item *it;
 658                it = &(s->change.items[i]);
 659                d = it->util;
 660                if (!d->index_status ||
 661                    d->index_status == DIFF_STATUS_UNMERGED)
 662                        continue;
 663                if (!shown_header) {
 664                        wt_status_print_cached_header(s);
 665                        s->commitable = 1;
 666                        shown_header = 1;
 667                }
 668                wt_status_print_change_data(s, WT_STATUS_UPDATED, it);
 669        }
 670        if (shown_header)
 671                wt_status_print_trailer(s);
 672}
 673
 674/*
 675 * -1 : has delete
 676 *  0 : no change
 677 *  1 : some change but no delete
 678 */
 679static int wt_status_check_worktree_changes(struct wt_status *s,
 680                                             int *dirty_submodules)
 681{
 682        int i;
 683        int changes = 0;
 684
 685        *dirty_submodules = 0;
 686
 687        for (i = 0; i < s->change.nr; i++) {
 688                struct wt_status_change_data *d;
 689                d = s->change.items[i].util;
 690                if (!d->worktree_status ||
 691                    d->worktree_status == DIFF_STATUS_UNMERGED)
 692                        continue;
 693                if (!changes)
 694                        changes = 1;
 695                if (d->dirty_submodule)
 696                        *dirty_submodules = 1;
 697                if (d->worktree_status == DIFF_STATUS_DELETED)
 698                        changes = -1;
 699        }
 700        return changes;
 701}
 702
 703static void wt_status_print_changed(struct wt_status *s)
 704{
 705        int i, dirty_submodules;
 706        int worktree_changes = wt_status_check_worktree_changes(s, &dirty_submodules);
 707
 708        if (!worktree_changes)
 709                return;
 710
 711        wt_status_print_dirty_header(s, worktree_changes < 0, dirty_submodules);
 712
 713        for (i = 0; i < s->change.nr; i++) {
 714                struct wt_status_change_data *d;
 715                struct string_list_item *it;
 716                it = &(s->change.items[i]);
 717                d = it->util;
 718                if (!d->worktree_status ||
 719                    d->worktree_status == DIFF_STATUS_UNMERGED)
 720                        continue;
 721                wt_status_print_change_data(s, WT_STATUS_CHANGED, it);
 722        }
 723        wt_status_print_trailer(s);
 724}
 725
 726static void wt_status_print_submodule_summary(struct wt_status *s, int uncommitted)
 727{
 728        struct child_process sm_summary;
 729        char summary_limit[64];
 730        char index[PATH_MAX];
 731        const char *env[] = { NULL, NULL };
 732        struct argv_array argv = ARGV_ARRAY_INIT;
 733        struct strbuf cmd_stdout = STRBUF_INIT;
 734        struct strbuf summary = STRBUF_INIT;
 735        char *summary_content;
 736        size_t len;
 737
 738        sprintf(summary_limit, "%d", s->submodule_summary);
 739        snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", s->index_file);
 740
 741        env[0] = index;
 742        argv_array_push(&argv, "submodule");
 743        argv_array_push(&argv, "summary");
 744        argv_array_push(&argv, uncommitted ? "--files" : "--cached");
 745        argv_array_push(&argv, "--for-status");
 746        argv_array_push(&argv, "--summary-limit");
 747        argv_array_push(&argv, summary_limit);
 748        if (!uncommitted)
 749                argv_array_push(&argv, s->amend ? "HEAD^" : "HEAD");
 750
 751        memset(&sm_summary, 0, sizeof(sm_summary));
 752        sm_summary.argv = argv.argv;
 753        sm_summary.env = env;
 754        sm_summary.git_cmd = 1;
 755        sm_summary.no_stdin = 1;
 756        fflush(s->fp);
 757        sm_summary.out = -1;
 758
 759        run_command(&sm_summary);
 760        argv_array_clear(&argv);
 761
 762        len = strbuf_read(&cmd_stdout, sm_summary.out, 1024);
 763
 764        /* prepend header, only if there's an actual output */
 765        if (len) {
 766                if (uncommitted)
 767                        strbuf_addstr(&summary, _("Submodules changed but not updated:"));
 768                else
 769                        strbuf_addstr(&summary, _("Submodule changes to be committed:"));
 770                strbuf_addstr(&summary, "\n\n");
 771        }
 772        strbuf_addbuf(&summary, &cmd_stdout);
 773        strbuf_release(&cmd_stdout);
 774
 775        if (s->display_comment_prefix) {
 776                summary_content = strbuf_detach(&summary, &len);
 777                strbuf_add_commented_lines(&summary, summary_content, len);
 778                free(summary_content);
 779        }
 780
 781        fputs(summary.buf, s->fp);
 782        strbuf_release(&summary);
 783}
 784
 785static void wt_status_print_other(struct wt_status *s,
 786                                  struct string_list *l,
 787                                  const char *what,
 788                                  const char *how)
 789{
 790        int i;
 791        struct strbuf buf = STRBUF_INIT;
 792        static struct string_list output = STRING_LIST_INIT_DUP;
 793        struct column_options copts;
 794
 795        if (!l->nr)
 796                return;
 797
 798        wt_status_print_other_header(s, what, how);
 799
 800        for (i = 0; i < l->nr; i++) {
 801                struct string_list_item *it;
 802                const char *path;
 803                it = &(l->items[i]);
 804                path = quote_path(it->string, s->prefix, &buf);
 805                if (column_active(s->colopts)) {
 806                        string_list_append(&output, path);
 807                        continue;
 808                }
 809                status_printf(s, color(WT_STATUS_HEADER, s), "\t");
 810                status_printf_more(s, color(WT_STATUS_UNTRACKED, s),
 811                                   "%s\n", path);
 812        }
 813
 814        strbuf_release(&buf);
 815        if (!column_active(s->colopts))
 816                goto conclude;
 817
 818        strbuf_addf(&buf, "%s%s\t%s",
 819                    color(WT_STATUS_HEADER, s),
 820                    s->display_comment_prefix ? "#" : "",
 821                    color(WT_STATUS_UNTRACKED, s));
 822        memset(&copts, 0, sizeof(copts));
 823        copts.padding = 1;
 824        copts.indent = buf.buf;
 825        if (want_color(s->use_color))
 826                copts.nl = GIT_COLOR_RESET "\n";
 827        print_columns(&output, s->colopts, &copts);
 828        string_list_clear(&output, 0);
 829        strbuf_release(&buf);
 830conclude:
 831        status_printf_ln(s, GIT_COLOR_NORMAL, "");
 832}
 833
 834void wt_status_truncate_message_at_cut_line(struct strbuf *buf)
 835{
 836        const char *p;
 837        struct strbuf pattern = STRBUF_INIT;
 838
 839        strbuf_addf(&pattern, "%c %s", comment_line_char, cut_line);
 840        p = strstr(buf->buf, pattern.buf);
 841        if (p && (p == buf->buf || p[-1] == '\n'))
 842                strbuf_setlen(buf, p - buf->buf);
 843        strbuf_release(&pattern);
 844}
 845
 846static void wt_status_print_verbose(struct wt_status *s)
 847{
 848        struct rev_info rev;
 849        struct setup_revision_opt opt;
 850
 851        init_revisions(&rev, NULL);
 852        DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV);
 853
 854        memset(&opt, 0, sizeof(opt));
 855        opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
 856        setup_revisions(0, NULL, &rev, &opt);
 857
 858        rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
 859        rev.diffopt.detect_rename = 1;
 860        rev.diffopt.file = s->fp;
 861        rev.diffopt.close_file = 0;
 862        /*
 863         * If we're not going to stdout, then we definitely don't
 864         * want color, since we are going to the commit message
 865         * file (and even the "auto" setting won't work, since it
 866         * will have checked isatty on stdout). But we then do want
 867         * to insert the scissor line here to reliably remove the
 868         * diff before committing.
 869         */
 870        if (s->fp != stdout) {
 871                const char *explanation = _("Do not touch the line above.\nEverything below will be removed.");
 872                struct strbuf buf = STRBUF_INIT;
 873
 874                rev.diffopt.use_color = 0;
 875                fprintf(s->fp, "%c %s", comment_line_char, cut_line);
 876                strbuf_add_commented_lines(&buf, explanation, strlen(explanation));
 877                fputs(buf.buf, s->fp);
 878                strbuf_release(&buf);
 879        }
 880        run_diff_index(&rev, 1);
 881}
 882
 883static void wt_status_print_tracking(struct wt_status *s)
 884{
 885        struct strbuf sb = STRBUF_INIT;
 886        const char *cp, *ep;
 887        struct branch *branch;
 888        char comment_line_string[3];
 889        int i;
 890
 891        assert(s->branch && !s->is_initial);
 892        if (!starts_with(s->branch, "refs/heads/"))
 893                return;
 894        branch = branch_get(s->branch + 11);
 895        if (!format_tracking_info(branch, &sb))
 896                return;
 897
 898        i = 0;
 899        if (s->display_comment_prefix) {
 900                comment_line_string[i++] = comment_line_char;
 901                comment_line_string[i++] = ' ';
 902        }
 903        comment_line_string[i] = '\0';
 904
 905        for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
 906                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
 907                                 "%s%.*s", comment_line_string,
 908                                 (int)(ep - cp), cp);
 909        if (s->display_comment_prefix)
 910                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "%c",
 911                                 comment_line_char);
 912        else
 913                fprintf_ln(s->fp, "");
 914}
 915
 916static int has_unmerged(struct wt_status *s)
 917{
 918        int i;
 919
 920        for (i = 0; i < s->change.nr; i++) {
 921                struct wt_status_change_data *d;
 922                d = s->change.items[i].util;
 923                if (d->stagemask)
 924                        return 1;
 925        }
 926        return 0;
 927}
 928
 929static void show_merge_in_progress(struct wt_status *s,
 930                                struct wt_status_state *state,
 931                                const char *color)
 932{
 933        if (has_unmerged(s)) {
 934                status_printf_ln(s, color, _("You have unmerged paths."));
 935                if (s->hints)
 936                        status_printf_ln(s, color,
 937                                _("  (fix conflicts and run \"git commit\")"));
 938        } else {
 939                status_printf_ln(s, color,
 940                        _("All conflicts fixed but you are still merging."));
 941                if (s->hints)
 942                        status_printf_ln(s, color,
 943                                _("  (use \"git commit\" to conclude merge)"));
 944        }
 945        wt_status_print_trailer(s);
 946}
 947
 948static void show_am_in_progress(struct wt_status *s,
 949                                struct wt_status_state *state,
 950                                const char *color)
 951{
 952        status_printf_ln(s, color,
 953                _("You are in the middle of an am session."));
 954        if (state->am_empty_patch)
 955                status_printf_ln(s, color,
 956                        _("The current patch is empty."));
 957        if (s->hints) {
 958                if (!state->am_empty_patch)
 959                        status_printf_ln(s, color,
 960                                _("  (fix conflicts and then run \"git am --continue\")"));
 961                status_printf_ln(s, color,
 962                        _("  (use \"git am --skip\" to skip this patch)"));
 963                status_printf_ln(s, color,
 964                        _("  (use \"git am --abort\" to restore the original branch)"));
 965        }
 966        wt_status_print_trailer(s);
 967}
 968
 969static char *read_line_from_git_path(const char *filename)
 970{
 971        struct strbuf buf = STRBUF_INIT;
 972        FILE *fp = fopen(git_path("%s", filename), "r");
 973        if (!fp) {
 974                strbuf_release(&buf);
 975                return NULL;
 976        }
 977        strbuf_getline(&buf, fp, '\n');
 978        if (!fclose(fp)) {
 979                return strbuf_detach(&buf, NULL);
 980        } else {
 981                strbuf_release(&buf);
 982                return NULL;
 983        }
 984}
 985
 986static int split_commit_in_progress(struct wt_status *s)
 987{
 988        int split_in_progress = 0;
 989        char *head = read_line_from_git_path("HEAD");
 990        char *orig_head = read_line_from_git_path("ORIG_HEAD");
 991        char *rebase_amend = read_line_from_git_path("rebase-merge/amend");
 992        char *rebase_orig_head = read_line_from_git_path("rebase-merge/orig-head");
 993
 994        if (!head || !orig_head || !rebase_amend || !rebase_orig_head ||
 995            !s->branch || strcmp(s->branch, "HEAD"))
 996                return split_in_progress;
 997
 998        if (!strcmp(rebase_amend, rebase_orig_head)) {
 999                if (strcmp(head, rebase_amend))
1000                        split_in_progress = 1;
1001        } else if (strcmp(orig_head, rebase_orig_head)) {
1002                split_in_progress = 1;
1003        }
1004
1005        if (!s->amend && !s->nowarn && !s->workdir_dirty)
1006                split_in_progress = 0;
1007
1008        free(head);
1009        free(orig_head);
1010        free(rebase_amend);
1011        free(rebase_orig_head);
1012        return split_in_progress;
1013}
1014
1015static void show_rebase_in_progress(struct wt_status *s,
1016                                struct wt_status_state *state,
1017                                const char *color)
1018{
1019        struct stat st;
1020
1021        if (has_unmerged(s)) {
1022                if (state->branch)
1023                        status_printf_ln(s, color,
1024                                         _("You are currently rebasing branch '%s' on '%s'."),
1025                                         state->branch,
1026                                         state->onto);
1027                else
1028                        status_printf_ln(s, color,
1029                                         _("You are currently rebasing."));
1030                if (s->hints) {
1031                        status_printf_ln(s, color,
1032                                _("  (fix conflicts and then run \"git rebase --continue\")"));
1033                        status_printf_ln(s, color,
1034                                _("  (use \"git rebase --skip\" to skip this patch)"));
1035                        status_printf_ln(s, color,
1036                                _("  (use \"git rebase --abort\" to check out the original branch)"));
1037                }
1038        } else if (state->rebase_in_progress || !stat(git_path("MERGE_MSG"), &st)) {
1039                if (state->branch)
1040                        status_printf_ln(s, color,
1041                                         _("You are currently rebasing branch '%s' on '%s'."),
1042                                         state->branch,
1043                                         state->onto);
1044                else
1045                        status_printf_ln(s, color,
1046                                         _("You are currently rebasing."));
1047                if (s->hints)
1048                        status_printf_ln(s, color,
1049                                _("  (all conflicts fixed: run \"git rebase --continue\")"));
1050        } else if (split_commit_in_progress(s)) {
1051                if (state->branch)
1052                        status_printf_ln(s, color,
1053                                         _("You are currently splitting a commit while rebasing branch '%s' on '%s'."),
1054                                         state->branch,
1055                                         state->onto);
1056                else
1057                        status_printf_ln(s, color,
1058                                         _("You are currently splitting a commit during a rebase."));
1059                if (s->hints)
1060                        status_printf_ln(s, color,
1061                                _("  (Once your working directory is clean, run \"git rebase --continue\")"));
1062        } else {
1063                if (state->branch)
1064                        status_printf_ln(s, color,
1065                                         _("You are currently editing a commit while rebasing branch '%s' on '%s'."),
1066                                         state->branch,
1067                                         state->onto);
1068                else
1069                        status_printf_ln(s, color,
1070                                         _("You are currently editing a commit during a rebase."));
1071                if (s->hints && !s->amend) {
1072                        status_printf_ln(s, color,
1073                                _("  (use \"git commit --amend\" to amend the current commit)"));
1074                        status_printf_ln(s, color,
1075                                _("  (use \"git rebase --continue\" once you are satisfied with your changes)"));
1076                }
1077        }
1078        wt_status_print_trailer(s);
1079}
1080
1081static void show_cherry_pick_in_progress(struct wt_status *s,
1082                                        struct wt_status_state *state,
1083                                        const char *color)
1084{
1085        status_printf_ln(s, color, _("You are currently cherry-picking commit %s."),
1086                        find_unique_abbrev(state->cherry_pick_head_sha1, DEFAULT_ABBREV));
1087        if (s->hints) {
1088                if (has_unmerged(s))
1089                        status_printf_ln(s, color,
1090                                _("  (fix conflicts and run \"git cherry-pick --continue\")"));
1091                else
1092                        status_printf_ln(s, color,
1093                                _("  (all conflicts fixed: run \"git cherry-pick --continue\")"));
1094                status_printf_ln(s, color,
1095                        _("  (use \"git cherry-pick --abort\" to cancel the cherry-pick operation)"));
1096        }
1097        wt_status_print_trailer(s);
1098}
1099
1100static void show_revert_in_progress(struct wt_status *s,
1101                                        struct wt_status_state *state,
1102                                        const char *color)
1103{
1104        status_printf_ln(s, color, _("You are currently reverting commit %s."),
1105                         find_unique_abbrev(state->revert_head_sha1, DEFAULT_ABBREV));
1106        if (s->hints) {
1107                if (has_unmerged(s))
1108                        status_printf_ln(s, color,
1109                                _("  (fix conflicts and run \"git revert --continue\")"));
1110                else
1111                        status_printf_ln(s, color,
1112                                _("  (all conflicts fixed: run \"git revert --continue\")"));
1113                status_printf_ln(s, color,
1114                        _("  (use \"git revert --abort\" to cancel the revert operation)"));
1115        }
1116        wt_status_print_trailer(s);
1117}
1118
1119static void show_bisect_in_progress(struct wt_status *s,
1120                                struct wt_status_state *state,
1121                                const char *color)
1122{
1123        if (state->branch)
1124                status_printf_ln(s, color,
1125                                 _("You are currently bisecting, started from branch '%s'."),
1126                                 state->branch);
1127        else
1128                status_printf_ln(s, color,
1129                                 _("You are currently bisecting."));
1130        if (s->hints)
1131                status_printf_ln(s, color,
1132                        _("  (use \"git bisect reset\" to get back to the original branch)"));
1133        wt_status_print_trailer(s);
1134}
1135
1136/*
1137 * Extract branch information from rebase/bisect
1138 */
1139static char *read_and_strip_branch(const char *path)
1140{
1141        struct strbuf sb = STRBUF_INIT;
1142        unsigned char sha1[20];
1143
1144        if (strbuf_read_file(&sb, git_path("%s", path), 0) <= 0)
1145                goto got_nothing;
1146
1147        while (&sb.len && sb.buf[sb.len - 1] == '\n')
1148                strbuf_setlen(&sb, sb.len - 1);
1149        if (!sb.len)
1150                goto got_nothing;
1151        if (starts_with(sb.buf, "refs/heads/"))
1152                strbuf_remove(&sb,0, strlen("refs/heads/"));
1153        else if (starts_with(sb.buf, "refs/"))
1154                ;
1155        else if (!get_sha1_hex(sb.buf, sha1)) {
1156                const char *abbrev;
1157                abbrev = find_unique_abbrev(sha1, DEFAULT_ABBREV);
1158                strbuf_reset(&sb);
1159                strbuf_addstr(&sb, abbrev);
1160        } else if (!strcmp(sb.buf, "detached HEAD")) /* rebase */
1161                goto got_nothing;
1162        else                    /* bisect */
1163                ;
1164        return strbuf_detach(&sb, NULL);
1165
1166got_nothing:
1167        strbuf_release(&sb);
1168        return NULL;
1169}
1170
1171struct grab_1st_switch_cbdata {
1172        struct strbuf buf;
1173        unsigned char nsha1[20];
1174};
1175
1176static int grab_1st_switch(unsigned char *osha1, unsigned char *nsha1,
1177                           const char *email, unsigned long timestamp, int tz,
1178                           const char *message, void *cb_data)
1179{
1180        struct grab_1st_switch_cbdata *cb = cb_data;
1181        const char *target = NULL, *end;
1182
1183        if (!starts_with(message, "checkout: moving from "))
1184                return 0;
1185        message += strlen("checkout: moving from ");
1186        target = strstr(message, " to ");
1187        if (!target)
1188                return 0;
1189        target += strlen(" to ");
1190        strbuf_reset(&cb->buf);
1191        hashcpy(cb->nsha1, nsha1);
1192        for (end = target; *end && *end != '\n'; end++)
1193                ;
1194        strbuf_add(&cb->buf, target, end - target);
1195        return 1;
1196}
1197
1198static void wt_status_get_detached_from(struct wt_status_state *state)
1199{
1200        struct grab_1st_switch_cbdata cb;
1201        struct commit *commit;
1202        unsigned char sha1[20];
1203        char *ref = NULL;
1204
1205        strbuf_init(&cb.buf, 0);
1206        if (for_each_reflog_ent_reverse("HEAD", grab_1st_switch, &cb) <= 0) {
1207                strbuf_release(&cb.buf);
1208                return;
1209        }
1210
1211        if (dwim_ref(cb.buf.buf, cb.buf.len, sha1, &ref) == 1 &&
1212            /* sha1 is a commit? match without further lookup */
1213            (!hashcmp(cb.nsha1, sha1) ||
1214             /* perhaps sha1 is a tag, try to dereference to a commit */
1215             ((commit = lookup_commit_reference_gently(sha1, 1)) != NULL &&
1216              !hashcmp(cb.nsha1, commit->object.sha1)))) {
1217                int ofs;
1218                if (starts_with(ref, "refs/tags/"))
1219                        ofs = strlen("refs/tags/");
1220                else if (starts_with(ref, "refs/remotes/"))
1221                        ofs = strlen("refs/remotes/");
1222                else
1223                        ofs = 0;
1224                state->detached_from = xstrdup(ref + ofs);
1225        } else
1226                state->detached_from =
1227                        xstrdup(find_unique_abbrev(cb.nsha1, DEFAULT_ABBREV));
1228        hashcpy(state->detached_sha1, cb.nsha1);
1229
1230        free(ref);
1231        strbuf_release(&cb.buf);
1232}
1233
1234void wt_status_get_state(struct wt_status_state *state,
1235                         int get_detached_from)
1236{
1237        struct stat st;
1238        unsigned char sha1[20];
1239
1240        if (!stat(git_path("MERGE_HEAD"), &st)) {
1241                state->merge_in_progress = 1;
1242        } else if (!stat(git_path("rebase-apply"), &st)) {
1243                if (!stat(git_path("rebase-apply/applying"), &st)) {
1244                        state->am_in_progress = 1;
1245                        if (!stat(git_path("rebase-apply/patch"), &st) && !st.st_size)
1246                                state->am_empty_patch = 1;
1247                } else {
1248                        state->rebase_in_progress = 1;
1249                        state->branch = read_and_strip_branch("rebase-apply/head-name");
1250                        state->onto = read_and_strip_branch("rebase-apply/onto");
1251                }
1252        } else if (!stat(git_path("rebase-merge"), &st)) {
1253                if (!stat(git_path("rebase-merge/interactive"), &st))
1254                        state->rebase_interactive_in_progress = 1;
1255                else
1256                        state->rebase_in_progress = 1;
1257                state->branch = read_and_strip_branch("rebase-merge/head-name");
1258                state->onto = read_and_strip_branch("rebase-merge/onto");
1259        } else if (!stat(git_path("CHERRY_PICK_HEAD"), &st) &&
1260                        !get_sha1("CHERRY_PICK_HEAD", sha1)) {
1261                state->cherry_pick_in_progress = 1;
1262                hashcpy(state->cherry_pick_head_sha1, sha1);
1263        }
1264        if (!stat(git_path("BISECT_LOG"), &st)) {
1265                state->bisect_in_progress = 1;
1266                state->branch = read_and_strip_branch("BISECT_START");
1267        }
1268        if (!stat(git_path("REVERT_HEAD"), &st) &&
1269            !get_sha1("REVERT_HEAD", sha1)) {
1270                state->revert_in_progress = 1;
1271                hashcpy(state->revert_head_sha1, sha1);
1272        }
1273
1274        if (get_detached_from)
1275                wt_status_get_detached_from(state);
1276}
1277
1278static void wt_status_print_state(struct wt_status *s,
1279                                  struct wt_status_state *state)
1280{
1281        const char *state_color = color(WT_STATUS_HEADER, s);
1282        if (state->merge_in_progress)
1283                show_merge_in_progress(s, state, state_color);
1284        else if (state->am_in_progress)
1285                show_am_in_progress(s, state, state_color);
1286        else if (state->rebase_in_progress || state->rebase_interactive_in_progress)
1287                show_rebase_in_progress(s, state, state_color);
1288        else if (state->cherry_pick_in_progress)
1289                show_cherry_pick_in_progress(s, state, state_color);
1290        else if (state->revert_in_progress)
1291                show_revert_in_progress(s, state, state_color);
1292        if (state->bisect_in_progress)
1293                show_bisect_in_progress(s, state, state_color);
1294}
1295
1296void wt_status_print(struct wt_status *s)
1297{
1298        const char *branch_color = color(WT_STATUS_ONBRANCH, s);
1299        const char *branch_status_color = color(WT_STATUS_HEADER, s);
1300        struct wt_status_state state;
1301
1302        memset(&state, 0, sizeof(state));
1303        wt_status_get_state(&state,
1304                            s->branch && !strcmp(s->branch, "HEAD"));
1305
1306        if (s->branch) {
1307                const char *on_what = _("On branch ");
1308                const char *branch_name = s->branch;
1309                if (starts_with(branch_name, "refs/heads/"))
1310                        branch_name += 11;
1311                else if (!strcmp(branch_name, "HEAD")) {
1312                        branch_status_color = color(WT_STATUS_NOBRANCH, s);
1313                        if (state.rebase_in_progress || state.rebase_interactive_in_progress) {
1314                                on_what = _("rebase in progress; onto ");
1315                                branch_name = state.onto;
1316                        } else if (state.detached_from) {
1317                                unsigned char sha1[20];
1318                                branch_name = state.detached_from;
1319                                if (!get_sha1("HEAD", sha1) &&
1320                                    !hashcmp(sha1, state.detached_sha1))
1321                                        on_what = _("HEAD detached at ");
1322                                else
1323                                        on_what = _("HEAD detached from ");
1324                        } else {
1325                                branch_name = "";
1326                                on_what = _("Not currently on any branch.");
1327                        }
1328                }
1329                status_printf(s, color(WT_STATUS_HEADER, s), "");
1330                status_printf_more(s, branch_status_color, "%s", on_what);
1331                status_printf_more(s, branch_color, "%s\n", branch_name);
1332                if (!s->is_initial)
1333                        wt_status_print_tracking(s);
1334        }
1335
1336        wt_status_print_state(s, &state);
1337        free(state.branch);
1338        free(state.onto);
1339        free(state.detached_from);
1340
1341        if (s->is_initial) {
1342                status_printf_ln(s, color(WT_STATUS_HEADER, s), "");
1343                status_printf_ln(s, color(WT_STATUS_HEADER, s), _("Initial commit"));
1344                status_printf_ln(s, color(WT_STATUS_HEADER, s), "");
1345        }
1346
1347        wt_status_print_updated(s);
1348        wt_status_print_unmerged(s);
1349        wt_status_print_changed(s);
1350        if (s->submodule_summary &&
1351            (!s->ignore_submodule_arg ||
1352             strcmp(s->ignore_submodule_arg, "all"))) {
1353                wt_status_print_submodule_summary(s, 0);  /* staged */
1354                wt_status_print_submodule_summary(s, 1);  /* unstaged */
1355        }
1356        if (s->show_untracked_files) {
1357                wt_status_print_other(s, &s->untracked, _("Untracked files"), "add");
1358                if (s->show_ignored_files)
1359                        wt_status_print_other(s, &s->ignored, _("Ignored files"), "add -f");
1360                if (advice_status_u_option && 2000 < s->untracked_in_ms) {
1361                        status_printf_ln(s, GIT_COLOR_NORMAL, "");
1362                        status_printf_ln(s, GIT_COLOR_NORMAL,
1363                                         _("It took %.2f seconds to enumerate untracked files. 'status -uno'\n"
1364                                           "may speed it up, but you have to be careful not to forget to add\n"
1365                                           "new files yourself (see 'git help status')."),
1366                                         s->untracked_in_ms / 1000.0);
1367                }
1368        } else if (s->commitable)
1369                status_printf_ln(s, GIT_COLOR_NORMAL, _("Untracked files not listed%s"),
1370                        s->hints
1371                        ? _(" (use -u option to show untracked files)") : "");
1372
1373        if (s->verbose)
1374                wt_status_print_verbose(s);
1375        if (!s->commitable) {
1376                if (s->amend)
1377                        status_printf_ln(s, GIT_COLOR_NORMAL, _("No changes"));
1378                else if (s->nowarn)
1379                        ; /* nothing */
1380                else if (s->workdir_dirty) {
1381                        if (s->hints)
1382                                printf(_("no changes added to commit "
1383                                         "(use \"git add\" and/or \"git commit -a\")\n"));
1384                        else
1385                                printf(_("no changes added to commit\n"));
1386                } else if (s->untracked.nr) {
1387                        if (s->hints)
1388                                printf(_("nothing added to commit but untracked files "
1389                                         "present (use \"git add\" to track)\n"));
1390                        else
1391                                printf(_("nothing added to commit but untracked files present\n"));
1392                } else if (s->is_initial) {
1393                        if (s->hints)
1394                                printf(_("nothing to commit (create/copy files "
1395                                         "and use \"git add\" to track)\n"));
1396                        else
1397                                printf(_("nothing to commit\n"));
1398                } else if (!s->show_untracked_files) {
1399                        if (s->hints)
1400                                printf(_("nothing to commit (use -u to show untracked files)\n"));
1401                        else
1402                                printf(_("nothing to commit\n"));
1403                } else
1404                        printf(_("nothing to commit, working directory clean\n"));
1405        }
1406}
1407
1408static void wt_shortstatus_unmerged(struct string_list_item *it,
1409                           struct wt_status *s)
1410{
1411        struct wt_status_change_data *d = it->util;
1412        const char *how = "??";
1413
1414        switch (d->stagemask) {
1415        case 1: how = "DD"; break; /* both deleted */
1416        case 2: how = "AU"; break; /* added by us */
1417        case 3: how = "UD"; break; /* deleted by them */
1418        case 4: how = "UA"; break; /* added by them */
1419        case 5: how = "DU"; break; /* deleted by us */
1420        case 6: how = "AA"; break; /* both added */
1421        case 7: how = "UU"; break; /* both modified */
1422        }
1423        color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
1424        if (s->null_termination) {
1425                fprintf(stdout, " %s%c", it->string, 0);
1426        } else {
1427                struct strbuf onebuf = STRBUF_INIT;
1428                const char *one;
1429                one = quote_path(it->string, s->prefix, &onebuf);
1430                printf(" %s\n", one);
1431                strbuf_release(&onebuf);
1432        }
1433}
1434
1435static void wt_shortstatus_status(struct string_list_item *it,
1436                         struct wt_status *s)
1437{
1438        struct wt_status_change_data *d = it->util;
1439
1440        if (d->index_status)
1441                color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
1442        else
1443                putchar(' ');
1444        if (d->worktree_status)
1445                color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
1446        else
1447                putchar(' ');
1448        putchar(' ');
1449        if (s->null_termination) {
1450                fprintf(stdout, "%s%c", it->string, 0);
1451                if (d->head_path)
1452                        fprintf(stdout, "%s%c", d->head_path, 0);
1453        } else {
1454                struct strbuf onebuf = STRBUF_INIT;
1455                const char *one;
1456                if (d->head_path) {
1457                        one = quote_path(d->head_path, s->prefix, &onebuf);
1458                        if (*one != '"' && strchr(one, ' ') != NULL) {
1459                                putchar('"');
1460                                strbuf_addch(&onebuf, '"');
1461                                one = onebuf.buf;
1462                        }
1463                        printf("%s -> ", one);
1464                        strbuf_release(&onebuf);
1465                }
1466                one = quote_path(it->string, s->prefix, &onebuf);
1467                if (*one != '"' && strchr(one, ' ') != NULL) {
1468                        putchar('"');
1469                        strbuf_addch(&onebuf, '"');
1470                        one = onebuf.buf;
1471                }
1472                printf("%s\n", one);
1473                strbuf_release(&onebuf);
1474        }
1475}
1476
1477static void wt_shortstatus_other(struct string_list_item *it,
1478                                 struct wt_status *s, const char *sign)
1479{
1480        if (s->null_termination) {
1481                fprintf(stdout, "%s %s%c", sign, it->string, 0);
1482        } else {
1483                struct strbuf onebuf = STRBUF_INIT;
1484                const char *one;
1485                one = quote_path(it->string, s->prefix, &onebuf);
1486                color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
1487                printf(" %s\n", one);
1488                strbuf_release(&onebuf);
1489        }
1490}
1491
1492static void wt_shortstatus_print_tracking(struct wt_status *s)
1493{
1494        struct branch *branch;
1495        const char *header_color = color(WT_STATUS_HEADER, s);
1496        const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
1497        const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
1498
1499        const char *base;
1500        const char *branch_name;
1501        int num_ours, num_theirs;
1502        int upstream_is_gone = 0;
1503
1504        color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
1505
1506        if (!s->branch)
1507                return;
1508        branch_name = s->branch;
1509
1510        if (starts_with(branch_name, "refs/heads/"))
1511                branch_name += 11;
1512        else if (!strcmp(branch_name, "HEAD")) {
1513                branch_name = _("HEAD (no branch)");
1514                branch_color_local = color(WT_STATUS_NOBRANCH, s);
1515        }
1516
1517        branch = branch_get(s->branch + 11);
1518        if (s->is_initial)
1519                color_fprintf(s->fp, header_color, _("Initial commit on "));
1520
1521        color_fprintf(s->fp, branch_color_local, "%s", branch_name);
1522
1523        switch (stat_tracking_info(branch, &num_ours, &num_theirs)) {
1524        case 0:
1525                /* no base */
1526                fputc(s->null_termination ? '\0' : '\n', s->fp);
1527                return;
1528        case -1:
1529                /* with "gone" base */
1530                upstream_is_gone = 1;
1531                break;
1532        default:
1533                /* with base */
1534                break;
1535        }
1536
1537        base = branch->merge[0]->dst;
1538        base = shorten_unambiguous_ref(base, 0);
1539        color_fprintf(s->fp, header_color, "...");
1540        color_fprintf(s->fp, branch_color_remote, "%s", base);
1541
1542        if (!upstream_is_gone && !num_ours && !num_theirs) {
1543                fputc(s->null_termination ? '\0' : '\n', s->fp);
1544                return;
1545        }
1546
1547        color_fprintf(s->fp, header_color, " [");
1548        if (upstream_is_gone) {
1549                color_fprintf(s->fp, header_color, _("gone"));
1550        } else if (!num_ours) {
1551                color_fprintf(s->fp, header_color, _("behind "));
1552                color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1553        } else if (!num_theirs) {
1554                color_fprintf(s->fp, header_color, _("ahead "));
1555                color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1556        } else {
1557                color_fprintf(s->fp, header_color, _("ahead "));
1558                color_fprintf(s->fp, branch_color_local, "%d", num_ours);
1559                color_fprintf(s->fp, header_color, _(", behind "));
1560                color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
1561        }
1562
1563        color_fprintf(s->fp, header_color, "]");
1564        fputc(s->null_termination ? '\0' : '\n', s->fp);
1565}
1566
1567void wt_shortstatus_print(struct wt_status *s)
1568{
1569        int i;
1570
1571        if (s->show_branch)
1572                wt_shortstatus_print_tracking(s);
1573
1574        for (i = 0; i < s->change.nr; i++) {
1575                struct wt_status_change_data *d;
1576                struct string_list_item *it;
1577
1578                it = &(s->change.items[i]);
1579                d = it->util;
1580                if (d->stagemask)
1581                        wt_shortstatus_unmerged(it, s);
1582                else
1583                        wt_shortstatus_status(it, s);
1584        }
1585        for (i = 0; i < s->untracked.nr; i++) {
1586                struct string_list_item *it;
1587
1588                it = &(s->untracked.items[i]);
1589                wt_shortstatus_other(it, s, "??");
1590        }
1591        for (i = 0; i < s->ignored.nr; i++) {
1592                struct string_list_item *it;
1593
1594                it = &(s->ignored.items[i]);
1595                wt_shortstatus_other(it, s, "!!");
1596        }
1597}
1598
1599void wt_porcelain_print(struct wt_status *s)
1600{
1601        s->use_color = 0;
1602        s->relative_paths = 0;
1603        s->prefix = NULL;
1604        wt_shortstatus_print(s);
1605}