wt-status.con commit i18n: git-branch "git branch -v" messages (a576090)
   1#include "cache.h"
   2#include "wt-status.h"
   3#include "object.h"
   4#include "dir.h"
   5#include "commit.h"
   6#include "diff.h"
   7#include "revision.h"
   8#include "diffcore.h"
   9#include "quote.h"
  10#include "run-command.h"
  11#include "remote.h"
  12#include "refs.h"
  13#include "submodule.h"
  14
  15static char default_wt_status_colors[][COLOR_MAXLEN] = {
  16        GIT_COLOR_NORMAL, /* WT_STATUS_HEADER */
  17        GIT_COLOR_GREEN,  /* WT_STATUS_UPDATED */
  18        GIT_COLOR_RED,    /* WT_STATUS_CHANGED */
  19        GIT_COLOR_RED,    /* WT_STATUS_UNTRACKED */
  20        GIT_COLOR_RED,    /* WT_STATUS_NOBRANCH */
  21        GIT_COLOR_RED,    /* WT_STATUS_UNMERGED */
  22        GIT_COLOR_GREEN,  /* WT_STATUS_LOCAL_BRANCH */
  23        GIT_COLOR_RED,    /* WT_STATUS_REMOTE_BRANCH */
  24        GIT_COLOR_NIL,    /* WT_STATUS_ONBRANCH */
  25};
  26
  27static const char *color(int slot, struct wt_status *s)
  28{
  29        const char *c = s->use_color > 0 ? s->color_palette[slot] : "";
  30        if (slot == WT_STATUS_ONBRANCH && color_is_nil(c))
  31                c = s->color_palette[WT_STATUS_HEADER];
  32        return c;
  33}
  34
  35static void status_vprintf(struct wt_status *s, int at_bol, const char *color,
  36                const char *fmt, va_list ap, const char *trail)
  37{
  38        struct strbuf sb = STRBUF_INIT;
  39        struct strbuf linebuf = STRBUF_INIT;
  40        const char *line, *eol;
  41
  42        strbuf_vaddf(&sb, fmt, ap);
  43        if (!sb.len) {
  44                strbuf_addch(&sb, '#');
  45                if (!trail)
  46                        strbuf_addch(&sb, ' ');
  47                color_print_strbuf(s->fp, color, &sb);
  48                if (trail)
  49                        fprintf(s->fp, "%s", trail);
  50                strbuf_release(&sb);
  51                return;
  52        }
  53        for (line = sb.buf; *line; line = eol + 1) {
  54                eol = strchr(line, '\n');
  55
  56                strbuf_reset(&linebuf);
  57                if (at_bol) {
  58                        strbuf_addch(&linebuf, '#');
  59                        if (*line != '\n' && *line != '\t')
  60                                strbuf_addch(&linebuf, ' ');
  61                }
  62                if (eol)
  63                        strbuf_add(&linebuf, line, eol - line);
  64                else
  65                        strbuf_addstr(&linebuf, line);
  66                color_print_strbuf(s->fp, color, &linebuf);
  67                if (eol)
  68                        fprintf(s->fp, "\n");
  69                else
  70                        break;
  71                at_bol = 1;
  72        }
  73        if (trail)
  74                fprintf(s->fp, "%s", trail);
  75        strbuf_release(&linebuf);
  76        strbuf_release(&sb);
  77}
  78
  79void status_printf_ln(struct wt_status *s, const char *color,
  80                        const char *fmt, ...)
  81{
  82        va_list ap;
  83
  84        va_start(ap, fmt);
  85        status_vprintf(s, 1, color, fmt, ap, "\n");
  86        va_end(ap);
  87}
  88
  89void status_printf(struct wt_status *s, const char *color,
  90                        const char *fmt, ...)
  91{
  92        va_list ap;
  93
  94        va_start(ap, fmt);
  95        status_vprintf(s, 1, color, fmt, ap, NULL);
  96        va_end(ap);
  97}
  98
  99void status_printf_more(struct wt_status *s, const char *color,
 100                        const char *fmt, ...)
 101{
 102        va_list ap;
 103
 104        va_start(ap, fmt);
 105        status_vprintf(s, 0, color, fmt, ap, NULL);
 106        va_end(ap);
 107}
 108
 109void wt_status_prepare(struct wt_status *s)
 110{
 111        unsigned char sha1[20];
 112        const char *head;
 113
 114        memset(s, 0, sizeof(*s));
 115        memcpy(s->color_palette, default_wt_status_colors,
 116               sizeof(default_wt_status_colors));
 117        s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
 118        s->use_color = -1;
 119        s->relative_paths = 1;
 120        head = resolve_ref("HEAD", sha1, 0, NULL);
 121        s->branch = head ? xstrdup(head) : NULL;
 122        s->reference = "HEAD";
 123        s->fp = stdout;
 124        s->index_file = get_index_file();
 125        s->change.strdup_strings = 1;
 126        s->untracked.strdup_strings = 1;
 127        s->ignored.strdup_strings = 1;
 128}
 129
 130static void wt_status_print_unmerged_header(struct wt_status *s)
 131{
 132        const char *c = color(WT_STATUS_HEADER, s);
 133
 134        status_printf_ln(s, c, "Unmerged paths:");
 135        if (!advice_status_hints)
 136                return;
 137        if (s->in_merge)
 138                ;
 139        else if (!s->is_initial)
 140                status_printf_ln(s, c, "  (use \"git reset %s <file>...\" to unstage)", s->reference);
 141        else
 142                status_printf_ln(s, c, "  (use \"git rm --cached <file>...\" to unstage)");
 143        status_printf_ln(s, c, "  (use \"git add/rm <file>...\" as appropriate to mark resolution)");
 144        status_printf_ln(s, c, "");
 145}
 146
 147static void wt_status_print_cached_header(struct wt_status *s)
 148{
 149        const char *c = color(WT_STATUS_HEADER, s);
 150
 151        status_printf_ln(s, c, "Changes to be committed:");
 152        if (!advice_status_hints)
 153                return;
 154        if (s->in_merge)
 155                ; /* NEEDSWORK: use "git reset --unresolve"??? */
 156        else if (!s->is_initial)
 157                status_printf_ln(s, c, "  (use \"git reset %s <file>...\" to unstage)", s->reference);
 158        else
 159                status_printf_ln(s, c, "  (use \"git rm --cached <file>...\" to unstage)");
 160        status_printf_ln(s, c, "");
 161}
 162
 163static void wt_status_print_dirty_header(struct wt_status *s,
 164                                         int has_deleted,
 165                                         int has_dirty_submodules)
 166{
 167        const char *c = color(WT_STATUS_HEADER, s);
 168
 169        status_printf_ln(s, c, "Changes not staged for commit:");
 170        if (!advice_status_hints)
 171                return;
 172        if (!has_deleted)
 173                status_printf_ln(s, c, "  (use \"git add <file>...\" to update what will be committed)");
 174        else
 175                status_printf_ln(s, c, "  (use \"git add/rm <file>...\" to update what will be committed)");
 176        status_printf_ln(s, c, "  (use \"git checkout -- <file>...\" to discard changes in working directory)");
 177        if (has_dirty_submodules)
 178                status_printf_ln(s, c, "  (commit or discard the untracked or modified content in submodules)");
 179        status_printf_ln(s, c, "");
 180}
 181
 182static void wt_status_print_other_header(struct wt_status *s,
 183                                         const char *what,
 184                                         const char *how)
 185{
 186        const char *c = color(WT_STATUS_HEADER, s);
 187        status_printf_ln(s, c, "%s files:", what);
 188        if (!advice_status_hints)
 189                return;
 190        status_printf_ln(s, c, "  (use \"git %s <file>...\" to include in what will be committed)", how);
 191        status_printf_ln(s, c, "");
 192}
 193
 194static void wt_status_print_trailer(struct wt_status *s)
 195{
 196        status_printf_ln(s, color(WT_STATUS_HEADER, s), "");
 197}
 198
 199#define quote_path quote_path_relative
 200
 201static void wt_status_print_unmerged_data(struct wt_status *s,
 202                                          struct string_list_item *it)
 203{
 204        const char *c = color(WT_STATUS_UNMERGED, s);
 205        struct wt_status_change_data *d = it->util;
 206        struct strbuf onebuf = STRBUF_INIT;
 207        const char *one, *how = "bug";
 208
 209        one = quote_path(it->string, -1, &onebuf, s->prefix);
 210        status_printf(s, color(WT_STATUS_HEADER, s), "\t");
 211        switch (d->stagemask) {
 212        case 1: how = "both deleted:"; break;
 213        case 2: how = "added by us:"; break;
 214        case 3: how = "deleted by them:"; break;
 215        case 4: how = "added by them:"; break;
 216        case 5: how = "deleted by us:"; break;
 217        case 6: how = "both added:"; break;
 218        case 7: how = "both modified:"; break;
 219        }
 220        status_printf_more(s, c, "%-20s%s\n", how, one);
 221        strbuf_release(&onebuf);
 222}
 223
 224static void wt_status_print_change_data(struct wt_status *s,
 225                                        int change_type,
 226                                        struct string_list_item *it)
 227{
 228        struct wt_status_change_data *d = it->util;
 229        const char *c = color(change_type, s);
 230        int status = status;
 231        char *one_name;
 232        char *two_name;
 233        const char *one, *two;
 234        struct strbuf onebuf = STRBUF_INIT, twobuf = STRBUF_INIT;
 235        struct strbuf extra = STRBUF_INIT;
 236
 237        one_name = two_name = it->string;
 238        switch (change_type) {
 239        case WT_STATUS_UPDATED:
 240                status = d->index_status;
 241                if (d->head_path)
 242                        one_name = d->head_path;
 243                break;
 244        case WT_STATUS_CHANGED:
 245                if (d->new_submodule_commits || d->dirty_submodule) {
 246                        strbuf_addstr(&extra, " (");
 247                        if (d->new_submodule_commits)
 248                                strbuf_addf(&extra, "new commits, ");
 249                        if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
 250                                strbuf_addf(&extra, "modified content, ");
 251                        if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
 252                                strbuf_addf(&extra, "untracked content, ");
 253                        strbuf_setlen(&extra, extra.len - 2);
 254                        strbuf_addch(&extra, ')');
 255                }
 256                status = d->worktree_status;
 257                break;
 258        }
 259
 260        one = quote_path(one_name, -1, &onebuf, s->prefix);
 261        two = quote_path(two_name, -1, &twobuf, s->prefix);
 262
 263        status_printf(s, color(WT_STATUS_HEADER, s), "\t");
 264        switch (status) {
 265        case DIFF_STATUS_ADDED:
 266                status_printf_more(s, c, "new file:   %s", one);
 267                break;
 268        case DIFF_STATUS_COPIED:
 269                status_printf_more(s, c, "copied:     %s -> %s", one, two);
 270                break;
 271        case DIFF_STATUS_DELETED:
 272                status_printf_more(s, c, "deleted:    %s", one);
 273                break;
 274        case DIFF_STATUS_MODIFIED:
 275                status_printf_more(s, c, "modified:   %s", one);
 276                break;
 277        case DIFF_STATUS_RENAMED:
 278                status_printf_more(s, c, "renamed:    %s -> %s", one, two);
 279                break;
 280        case DIFF_STATUS_TYPE_CHANGED:
 281                status_printf_more(s, c, "typechange: %s", one);
 282                break;
 283        case DIFF_STATUS_UNKNOWN:
 284                status_printf_more(s, c, "unknown:    %s", one);
 285                break;
 286        case DIFF_STATUS_UNMERGED:
 287                status_printf_more(s, c, "unmerged:   %s", one);
 288                break;
 289        default:
 290                die("bug: unhandled diff status %c", status);
 291        }
 292        if (extra.len) {
 293                status_printf_more(s, color(WT_STATUS_HEADER, s), "%s", extra.buf);
 294                strbuf_release(&extra);
 295        }
 296        status_printf_more(s, GIT_COLOR_NORMAL, "\n");
 297        strbuf_release(&onebuf);
 298        strbuf_release(&twobuf);
 299}
 300
 301static void wt_status_collect_changed_cb(struct diff_queue_struct *q,
 302                                         struct diff_options *options,
 303                                         void *data)
 304{
 305        struct wt_status *s = data;
 306        int i;
 307
 308        if (!q->nr)
 309                return;
 310        s->workdir_dirty = 1;
 311        for (i = 0; i < q->nr; i++) {
 312                struct diff_filepair *p;
 313                struct string_list_item *it;
 314                struct wt_status_change_data *d;
 315
 316                p = q->queue[i];
 317                it = string_list_insert(&s->change, p->one->path);
 318                d = it->util;
 319                if (!d) {
 320                        d = xcalloc(1, sizeof(*d));
 321                        it->util = d;
 322                }
 323                if (!d->worktree_status)
 324                        d->worktree_status = p->status;
 325                d->dirty_submodule = p->two->dirty_submodule;
 326                if (S_ISGITLINK(p->two->mode))
 327                        d->new_submodule_commits = !!hashcmp(p->one->sha1, p->two->sha1);
 328        }
 329}
 330
 331static int unmerged_mask(const char *path)
 332{
 333        int pos, mask;
 334        struct cache_entry *ce;
 335
 336        pos = cache_name_pos(path, strlen(path));
 337        if (0 <= pos)
 338                return 0;
 339
 340        mask = 0;
 341        pos = -pos-1;
 342        while (pos < active_nr) {
 343                ce = active_cache[pos++];
 344                if (strcmp(ce->name, path) || !ce_stage(ce))
 345                        break;
 346                mask |= (1 << (ce_stage(ce) - 1));
 347        }
 348        return mask;
 349}
 350
 351static void wt_status_collect_updated_cb(struct diff_queue_struct *q,
 352                                         struct diff_options *options,
 353                                         void *data)
 354{
 355        struct wt_status *s = data;
 356        int i;
 357
 358        for (i = 0; i < q->nr; i++) {
 359                struct diff_filepair *p;
 360                struct string_list_item *it;
 361                struct wt_status_change_data *d;
 362
 363                p = q->queue[i];
 364                it = string_list_insert(&s->change, p->two->path);
 365                d = it->util;
 366                if (!d) {
 367                        d = xcalloc(1, sizeof(*d));
 368                        it->util = d;
 369                }
 370                if (!d->index_status)
 371                        d->index_status = p->status;
 372                switch (p->status) {
 373                case DIFF_STATUS_COPIED:
 374                case DIFF_STATUS_RENAMED:
 375                        d->head_path = xstrdup(p->one->path);
 376                        break;
 377                case DIFF_STATUS_UNMERGED:
 378                        d->stagemask = unmerged_mask(p->two->path);
 379                        break;
 380                }
 381        }
 382}
 383
 384static void wt_status_collect_changes_worktree(struct wt_status *s)
 385{
 386        struct rev_info rev;
 387
 388        init_revisions(&rev, NULL);
 389        setup_revisions(0, NULL, &rev, NULL);
 390        rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
 391        DIFF_OPT_SET(&rev.diffopt, DIRTY_SUBMODULES);
 392        if (!s->show_untracked_files)
 393                DIFF_OPT_SET(&rev.diffopt, IGNORE_UNTRACKED_IN_SUBMODULES);
 394        if (s->ignore_submodule_arg) {
 395                DIFF_OPT_SET(&rev.diffopt, OVERRIDE_SUBMODULE_CONFIG);
 396                handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
 397    }
 398        rev.diffopt.format_callback = wt_status_collect_changed_cb;
 399        rev.diffopt.format_callback_data = s;
 400        rev.prune_data = s->pathspec;
 401        run_diff_files(&rev, 0);
 402}
 403
 404static void wt_status_collect_changes_index(struct wt_status *s)
 405{
 406        struct rev_info rev;
 407        struct setup_revision_opt opt;
 408
 409        init_revisions(&rev, NULL);
 410        memset(&opt, 0, sizeof(opt));
 411        opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
 412        setup_revisions(0, NULL, &rev, &opt);
 413
 414        if (s->ignore_submodule_arg) {
 415                DIFF_OPT_SET(&rev.diffopt, OVERRIDE_SUBMODULE_CONFIG);
 416                handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
 417        }
 418
 419        rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
 420        rev.diffopt.format_callback = wt_status_collect_updated_cb;
 421        rev.diffopt.format_callback_data = s;
 422        rev.diffopt.detect_rename = 1;
 423        rev.diffopt.rename_limit = 200;
 424        rev.diffopt.break_opt = 0;
 425        rev.prune_data = s->pathspec;
 426        run_diff_index(&rev, 1);
 427}
 428
 429static void wt_status_collect_changes_initial(struct wt_status *s)
 430{
 431        int i;
 432
 433        for (i = 0; i < active_nr; i++) {
 434                struct string_list_item *it;
 435                struct wt_status_change_data *d;
 436                struct cache_entry *ce = active_cache[i];
 437
 438                if (!ce_path_match(ce, s->pathspec))
 439                        continue;
 440                it = string_list_insert(&s->change, ce->name);
 441                d = it->util;
 442                if (!d) {
 443                        d = xcalloc(1, sizeof(*d));
 444                        it->util = d;
 445                }
 446                if (ce_stage(ce)) {
 447                        d->index_status = DIFF_STATUS_UNMERGED;
 448                        d->stagemask |= (1 << (ce_stage(ce) - 1));
 449                }
 450                else
 451                        d->index_status = DIFF_STATUS_ADDED;
 452        }
 453}
 454
 455static void wt_status_collect_untracked(struct wt_status *s)
 456{
 457        int i;
 458        struct dir_struct dir;
 459
 460        if (!s->show_untracked_files)
 461                return;
 462        memset(&dir, 0, sizeof(dir));
 463        if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
 464                dir.flags |=
 465                        DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
 466        setup_standard_excludes(&dir);
 467
 468        fill_directory(&dir, s->pathspec);
 469        for (i = 0; i < dir.nr; i++) {
 470                struct dir_entry *ent = dir.entries[i];
 471                if (cache_name_is_other(ent->name, ent->len) &&
 472                    match_pathspec(s->pathspec, ent->name, ent->len, 0, NULL))
 473                        string_list_insert(&s->untracked, ent->name);
 474                free(ent);
 475        }
 476
 477        if (s->show_ignored_files) {
 478                dir.nr = 0;
 479                dir.flags = DIR_SHOW_IGNORED | DIR_SHOW_OTHER_DIRECTORIES;
 480                fill_directory(&dir, s->pathspec);
 481                for (i = 0; i < dir.nr; i++) {
 482                        struct dir_entry *ent = dir.entries[i];
 483                        if (cache_name_is_other(ent->name, ent->len) &&
 484                            match_pathspec(s->pathspec, ent->name, ent->len, 0, NULL))
 485                                string_list_insert(&s->ignored, ent->name);
 486                        free(ent);
 487                }
 488        }
 489
 490        free(dir.entries);
 491}
 492
 493void wt_status_collect(struct wt_status *s)
 494{
 495        wt_status_collect_changes_worktree(s);
 496
 497        if (s->is_initial)
 498                wt_status_collect_changes_initial(s);
 499        else
 500                wt_status_collect_changes_index(s);
 501        wt_status_collect_untracked(s);
 502}
 503
 504static void wt_status_print_unmerged(struct wt_status *s)
 505{
 506        int shown_header = 0;
 507        int i;
 508
 509        for (i = 0; i < s->change.nr; i++) {
 510                struct wt_status_change_data *d;
 511                struct string_list_item *it;
 512                it = &(s->change.items[i]);
 513                d = it->util;
 514                if (!d->stagemask)
 515                        continue;
 516                if (!shown_header) {
 517                        wt_status_print_unmerged_header(s);
 518                        shown_header = 1;
 519                }
 520                wt_status_print_unmerged_data(s, it);
 521        }
 522        if (shown_header)
 523                wt_status_print_trailer(s);
 524
 525}
 526
 527static void wt_status_print_updated(struct wt_status *s)
 528{
 529        int shown_header = 0;
 530        int i;
 531
 532        for (i = 0; i < s->change.nr; i++) {
 533                struct wt_status_change_data *d;
 534                struct string_list_item *it;
 535                it = &(s->change.items[i]);
 536                d = it->util;
 537                if (!d->index_status ||
 538                    d->index_status == DIFF_STATUS_UNMERGED)
 539                        continue;
 540                if (!shown_header) {
 541                        wt_status_print_cached_header(s);
 542                        s->commitable = 1;
 543                        shown_header = 1;
 544                }
 545                wt_status_print_change_data(s, WT_STATUS_UPDATED, it);
 546        }
 547        if (shown_header)
 548                wt_status_print_trailer(s);
 549}
 550
 551/*
 552 * -1 : has delete
 553 *  0 : no change
 554 *  1 : some change but no delete
 555 */
 556static int wt_status_check_worktree_changes(struct wt_status *s,
 557                                             int *dirty_submodules)
 558{
 559        int i;
 560        int changes = 0;
 561
 562        *dirty_submodules = 0;
 563
 564        for (i = 0; i < s->change.nr; i++) {
 565                struct wt_status_change_data *d;
 566                d = s->change.items[i].util;
 567                if (!d->worktree_status ||
 568                    d->worktree_status == DIFF_STATUS_UNMERGED)
 569                        continue;
 570                if (!changes)
 571                        changes = 1;
 572                if (d->dirty_submodule)
 573                        *dirty_submodules = 1;
 574                if (d->worktree_status == DIFF_STATUS_DELETED)
 575                        changes = -1;
 576        }
 577        return changes;
 578}
 579
 580static void wt_status_print_changed(struct wt_status *s)
 581{
 582        int i, dirty_submodules;
 583        int worktree_changes = wt_status_check_worktree_changes(s, &dirty_submodules);
 584
 585        if (!worktree_changes)
 586                return;
 587
 588        wt_status_print_dirty_header(s, worktree_changes < 0, dirty_submodules);
 589
 590        for (i = 0; i < s->change.nr; i++) {
 591                struct wt_status_change_data *d;
 592                struct string_list_item *it;
 593                it = &(s->change.items[i]);
 594                d = it->util;
 595                if (!d->worktree_status ||
 596                    d->worktree_status == DIFF_STATUS_UNMERGED)
 597                        continue;
 598                wt_status_print_change_data(s, WT_STATUS_CHANGED, it);
 599        }
 600        wt_status_print_trailer(s);
 601}
 602
 603static void wt_status_print_submodule_summary(struct wt_status *s, int uncommitted)
 604{
 605        struct child_process sm_summary;
 606        char summary_limit[64];
 607        char index[PATH_MAX];
 608        const char *env[] = { NULL, NULL };
 609        const char *argv[8];
 610
 611        env[0] =        index;
 612        argv[0] =       "submodule";
 613        argv[1] =       "summary";
 614        argv[2] =       uncommitted ? "--files" : "--cached";
 615        argv[3] =       "--for-status";
 616        argv[4] =       "--summary-limit";
 617        argv[5] =       summary_limit;
 618        argv[6] =       uncommitted ? NULL : (s->amend ? "HEAD^" : "HEAD");
 619        argv[7] =       NULL;
 620
 621        sprintf(summary_limit, "%d", s->submodule_summary);
 622        snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", s->index_file);
 623
 624        memset(&sm_summary, 0, sizeof(sm_summary));
 625        sm_summary.argv = argv;
 626        sm_summary.env = env;
 627        sm_summary.git_cmd = 1;
 628        sm_summary.no_stdin = 1;
 629        fflush(s->fp);
 630        sm_summary.out = dup(fileno(s->fp));    /* run_command closes it */
 631        run_command(&sm_summary);
 632}
 633
 634static void wt_status_print_other(struct wt_status *s,
 635                                  struct string_list *l,
 636                                  const char *what,
 637                                  const char *how)
 638{
 639        int i;
 640        struct strbuf buf = STRBUF_INIT;
 641
 642        if (!s->untracked.nr)
 643                return;
 644
 645        wt_status_print_other_header(s, what, how);
 646
 647        for (i = 0; i < l->nr; i++) {
 648                struct string_list_item *it;
 649                it = &(l->items[i]);
 650                status_printf(s, color(WT_STATUS_HEADER, s), "\t");
 651                status_printf_more(s, color(WT_STATUS_UNTRACKED, s),
 652                        "%s\n", quote_path(it->string, strlen(it->string),
 653                                            &buf, s->prefix));
 654        }
 655        strbuf_release(&buf);
 656}
 657
 658static void wt_status_print_verbose(struct wt_status *s)
 659{
 660        struct rev_info rev;
 661        struct setup_revision_opt opt;
 662
 663        init_revisions(&rev, NULL);
 664        DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV);
 665
 666        memset(&opt, 0, sizeof(opt));
 667        opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
 668        setup_revisions(0, NULL, &rev, &opt);
 669
 670        rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
 671        rev.diffopt.detect_rename = 1;
 672        rev.diffopt.file = s->fp;
 673        rev.diffopt.close_file = 0;
 674        /*
 675         * If we're not going to stdout, then we definitely don't
 676         * want color, since we are going to the commit message
 677         * file (and even the "auto" setting won't work, since it
 678         * will have checked isatty on stdout).
 679         */
 680        if (s->fp != stdout)
 681                DIFF_OPT_CLR(&rev.diffopt, COLOR_DIFF);
 682        run_diff_index(&rev, 1);
 683}
 684
 685static void wt_status_print_tracking(struct wt_status *s)
 686{
 687        struct strbuf sb = STRBUF_INIT;
 688        const char *cp, *ep;
 689        struct branch *branch;
 690
 691        assert(s->branch && !s->is_initial);
 692        if (prefixcmp(s->branch, "refs/heads/"))
 693                return;
 694        branch = branch_get(s->branch + 11);
 695        if (!format_tracking_info(branch, &sb))
 696                return;
 697
 698        for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
 699                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
 700                                 "# %.*s", (int)(ep - cp), cp);
 701        color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "#");
 702}
 703
 704void wt_status_print(struct wt_status *s)
 705{
 706        const char *branch_color = color(WT_STATUS_ONBRANCH, s);
 707        const char *branch_status_color = color(WT_STATUS_HEADER, s);
 708
 709        if (s->branch) {
 710                const char *on_what = "On branch ";
 711                const char *branch_name = s->branch;
 712                if (!prefixcmp(branch_name, "refs/heads/"))
 713                        branch_name += 11;
 714                else if (!strcmp(branch_name, "HEAD")) {
 715                        branch_name = "";
 716                        branch_status_color = color(WT_STATUS_NOBRANCH, s);
 717                        on_what = "Not currently on any branch.";
 718                }
 719                status_printf(s, color(WT_STATUS_HEADER, s), "");
 720                status_printf_more(s, branch_status_color, "%s", on_what);
 721                status_printf_more(s, branch_color, "%s\n", branch_name);
 722                if (!s->is_initial)
 723                        wt_status_print_tracking(s);
 724        }
 725
 726        if (s->is_initial) {
 727                status_printf_ln(s, color(WT_STATUS_HEADER, s), "");
 728                status_printf_ln(s, color(WT_STATUS_HEADER, s), "Initial commit");
 729                status_printf_ln(s, color(WT_STATUS_HEADER, s), "");
 730        }
 731
 732        wt_status_print_updated(s);
 733        wt_status_print_unmerged(s);
 734        wt_status_print_changed(s);
 735        if (s->submodule_summary &&
 736            (!s->ignore_submodule_arg ||
 737             strcmp(s->ignore_submodule_arg, "all"))) {
 738                wt_status_print_submodule_summary(s, 0);  /* staged */
 739                wt_status_print_submodule_summary(s, 1);  /* unstaged */
 740        }
 741        if (s->show_untracked_files) {
 742                wt_status_print_other(s, &s->untracked, "Untracked", "add");
 743                if (s->show_ignored_files)
 744                        wt_status_print_other(s, &s->ignored, "Ignored", "add -f");
 745        } else if (s->commitable)
 746                status_printf_ln(s, GIT_COLOR_NORMAL, "Untracked files not listed%s",
 747                        advice_status_hints
 748                        ? " (use -u option to show untracked files)" : "");
 749
 750        if (s->verbose)
 751                wt_status_print_verbose(s);
 752        if (!s->commitable) {
 753                if (s->amend)
 754                        status_printf_ln(s, GIT_COLOR_NORMAL, "No changes");
 755                else if (s->nowarn)
 756                        ; /* nothing */
 757                else if (s->workdir_dirty)
 758                        printf("no changes added to commit%s\n",
 759                                advice_status_hints
 760                                ? " (use \"git add\" and/or \"git commit -a\")" : "");
 761                else if (s->untracked.nr)
 762                        printf("nothing added to commit but untracked files present%s\n",
 763                                advice_status_hints
 764                                ? " (use \"git add\" to track)" : "");
 765                else if (s->is_initial)
 766                        printf("nothing to commit%s\n", advice_status_hints
 767                                ? " (create/copy files and use \"git add\" to track)" : "");
 768                else if (!s->show_untracked_files)
 769                        printf("nothing to commit%s\n", advice_status_hints
 770                                ? " (use -u to show untracked files)" : "");
 771                else
 772                        printf("nothing to commit%s\n", advice_status_hints
 773                                ? " (working directory clean)" : "");
 774        }
 775}
 776
 777static void wt_shortstatus_unmerged(int null_termination, struct string_list_item *it,
 778                           struct wt_status *s)
 779{
 780        struct wt_status_change_data *d = it->util;
 781        const char *how = "??";
 782
 783        switch (d->stagemask) {
 784        case 1: how = "DD"; break; /* both deleted */
 785        case 2: how = "AU"; break; /* added by us */
 786        case 3: how = "UD"; break; /* deleted by them */
 787        case 4: how = "UA"; break; /* added by them */
 788        case 5: how = "DU"; break; /* deleted by us */
 789        case 6: how = "AA"; break; /* both added */
 790        case 7: how = "UU"; break; /* both modified */
 791        }
 792        color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
 793        if (null_termination) {
 794                fprintf(stdout, " %s%c", it->string, 0);
 795        } else {
 796                struct strbuf onebuf = STRBUF_INIT;
 797                const char *one;
 798                one = quote_path(it->string, -1, &onebuf, s->prefix);
 799                printf(" %s\n", one);
 800                strbuf_release(&onebuf);
 801        }
 802}
 803
 804static void wt_shortstatus_status(int null_termination, struct string_list_item *it,
 805                         struct wt_status *s)
 806{
 807        struct wt_status_change_data *d = it->util;
 808
 809        if (d->index_status)
 810                color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
 811        else
 812                putchar(' ');
 813        if (d->worktree_status)
 814                color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
 815        else
 816                putchar(' ');
 817        putchar(' ');
 818        if (null_termination) {
 819                fprintf(stdout, "%s%c", it->string, 0);
 820                if (d->head_path)
 821                        fprintf(stdout, "%s%c", d->head_path, 0);
 822        } else {
 823                struct strbuf onebuf = STRBUF_INIT;
 824                const char *one;
 825                if (d->head_path) {
 826                        one = quote_path(d->head_path, -1, &onebuf, s->prefix);
 827                        if (*one != '"' && strchr(one, ' ') != NULL) {
 828                                putchar('"');
 829                                strbuf_addch(&onebuf, '"');
 830                                one = onebuf.buf;
 831                        }
 832                        printf("%s -> ", one);
 833                        strbuf_release(&onebuf);
 834                }
 835                one = quote_path(it->string, -1, &onebuf, s->prefix);
 836                if (*one != '"' && strchr(one, ' ') != NULL) {
 837                        putchar('"');
 838                        strbuf_addch(&onebuf, '"');
 839                        one = onebuf.buf;
 840                }
 841                printf("%s\n", one);
 842                strbuf_release(&onebuf);
 843        }
 844}
 845
 846static void wt_shortstatus_other(int null_termination, struct string_list_item *it,
 847                                 struct wt_status *s, const char *sign)
 848{
 849        if (null_termination) {
 850                fprintf(stdout, "%s %s%c", sign, it->string, 0);
 851        } else {
 852                struct strbuf onebuf = STRBUF_INIT;
 853                const char *one;
 854                one = quote_path(it->string, -1, &onebuf, s->prefix);
 855                color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
 856                printf(" %s\n", one);
 857                strbuf_release(&onebuf);
 858        }
 859}
 860
 861static void wt_shortstatus_print_tracking(struct wt_status *s)
 862{
 863        struct branch *branch;
 864        const char *header_color = color(WT_STATUS_HEADER, s);
 865        const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
 866        const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
 867
 868        const char *base;
 869        const char *branch_name;
 870        int num_ours, num_theirs;
 871
 872        color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
 873
 874        if (!s->branch)
 875                return;
 876        branch_name = s->branch;
 877
 878        if (!prefixcmp(branch_name, "refs/heads/"))
 879                branch_name += 11;
 880        else if (!strcmp(branch_name, "HEAD")) {
 881                branch_name = "HEAD (no branch)";
 882                branch_color_local = color(WT_STATUS_NOBRANCH, s);
 883        }
 884
 885        branch = branch_get(s->branch + 11);
 886        if (s->is_initial)
 887                color_fprintf(s->fp, header_color, "Initial commit on ");
 888        if (!stat_tracking_info(branch, &num_ours, &num_theirs)) {
 889                color_fprintf_ln(s->fp, branch_color_local,
 890                        "%s", branch_name);
 891                return;
 892        }
 893
 894        base = branch->merge[0]->dst;
 895        base = shorten_unambiguous_ref(base, 0);
 896        color_fprintf(s->fp, branch_color_local, "%s", branch_name);
 897        color_fprintf(s->fp, header_color, "...");
 898        color_fprintf(s->fp, branch_color_remote, "%s", base);
 899
 900        color_fprintf(s->fp, header_color, " [");
 901        if (!num_ours) {
 902                color_fprintf(s->fp, header_color, "behind ");
 903                color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
 904        } else if (!num_theirs) {
 905                color_fprintf(s->fp, header_color, "ahead ");
 906                color_fprintf(s->fp, branch_color_local, "%d", num_ours);
 907        } else {
 908                color_fprintf(s->fp, header_color, "ahead ");
 909                color_fprintf(s->fp, branch_color_local, "%d", num_ours);
 910                color_fprintf(s->fp, header_color, ", behind ");
 911                color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
 912        }
 913
 914        color_fprintf_ln(s->fp, header_color, "]");
 915}
 916
 917void wt_shortstatus_print(struct wt_status *s, int null_termination, int show_branch)
 918{
 919        int i;
 920
 921        if (show_branch)
 922                wt_shortstatus_print_tracking(s);
 923
 924        for (i = 0; i < s->change.nr; i++) {
 925                struct wt_status_change_data *d;
 926                struct string_list_item *it;
 927
 928                it = &(s->change.items[i]);
 929                d = it->util;
 930                if (d->stagemask)
 931                        wt_shortstatus_unmerged(null_termination, it, s);
 932                else
 933                        wt_shortstatus_status(null_termination, it, s);
 934        }
 935        for (i = 0; i < s->untracked.nr; i++) {
 936                struct string_list_item *it;
 937
 938                it = &(s->untracked.items[i]);
 939                wt_shortstatus_other(null_termination, it, s, "??");
 940        }
 941        for (i = 0; i < s->ignored.nr; i++) {
 942                struct string_list_item *it;
 943
 944                it = &(s->ignored.items[i]);
 945                wt_shortstatus_other(null_termination, it, s, "!!");
 946        }
 947}
 948
 949void wt_porcelain_print(struct wt_status *s, int null_termination)
 950{
 951        s->use_color = 0;
 952        s->relative_paths = 0;
 953        s->prefix = NULL;
 954        wt_shortstatus_print(s, null_termination, 0);
 955}