Andrew's git / gitweb.git / wt-status.c
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wt-status.con commit Update draft release notes to 1.7.5.2 (ea1ab4b)
   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->whence != FROM_COMMIT)
 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->whence != FROM_COMMIT)
 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        init_pathspec(&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        init_pathspec(&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        struct pathspec pathspec;
 432        int i;
 433
 434        init_pathspec(&pathspec, s->pathspec);
 435        for (i = 0; i < active_nr; i++) {
 436                struct string_list_item *it;
 437                struct wt_status_change_data *d;
 438                struct cache_entry *ce = active_cache[i];
 439
 440                if (!ce_path_match(ce, &pathspec))
 441                        continue;
 442                it = string_list_insert(&s->change, ce->name);
 443                d = it->util;
 444                if (!d) {
 445                        d = xcalloc(1, sizeof(*d));
 446                        it->util = d;
 447                }
 448                if (ce_stage(ce)) {
 449                        d->index_status = DIFF_STATUS_UNMERGED;
 450                        d->stagemask |= (1 << (ce_stage(ce) - 1));
 451                }
 452                else
 453                        d->index_status = DIFF_STATUS_ADDED;
 454        }
 455        free_pathspec(&pathspec);
 456}
 457
 458static void wt_status_collect_untracked(struct wt_status *s)
 459{
 460        int i;
 461        struct dir_struct dir;
 462
 463        if (!s->show_untracked_files)
 464                return;
 465        memset(&dir, 0, sizeof(dir));
 466        if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
 467                dir.flags |=
 468                        DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
 469        setup_standard_excludes(&dir);
 470
 471        fill_directory(&dir, s->pathspec);
 472        for (i = 0; i < dir.nr; i++) {
 473                struct dir_entry *ent = dir.entries[i];
 474                if (cache_name_is_other(ent->name, ent->len) &&
 475                    match_pathspec(s->pathspec, ent->name, ent->len, 0, NULL))
 476                        string_list_insert(&s->untracked, ent->name);
 477                free(ent);
 478        }
 479
 480        if (s->show_ignored_files) {
 481                dir.nr = 0;
 482                dir.flags = DIR_SHOW_IGNORED | DIR_SHOW_OTHER_DIRECTORIES;
 483                fill_directory(&dir, s->pathspec);
 484                for (i = 0; i < dir.nr; i++) {
 485                        struct dir_entry *ent = dir.entries[i];
 486                        if (cache_name_is_other(ent->name, ent->len) &&
 487                            match_pathspec(s->pathspec, ent->name, ent->len, 0, NULL))
 488                                string_list_insert(&s->ignored, ent->name);
 489                        free(ent);
 490                }
 491        }
 492
 493        free(dir.entries);
 494}
 495
 496void wt_status_collect(struct wt_status *s)
 497{
 498        wt_status_collect_changes_worktree(s);
 499
 500        if (s->is_initial)
 501                wt_status_collect_changes_initial(s);
 502        else
 503                wt_status_collect_changes_index(s);
 504        wt_status_collect_untracked(s);
 505}
 506
 507static void wt_status_print_unmerged(struct wt_status *s)
 508{
 509        int shown_header = 0;
 510        int i;
 511
 512        for (i = 0; i < s->change.nr; i++) {
 513                struct wt_status_change_data *d;
 514                struct string_list_item *it;
 515                it = &(s->change.items[i]);
 516                d = it->util;
 517                if (!d->stagemask)
 518                        continue;
 519                if (!shown_header) {
 520                        wt_status_print_unmerged_header(s);
 521                        shown_header = 1;
 522                }
 523                wt_status_print_unmerged_data(s, it);
 524        }
 525        if (shown_header)
 526                wt_status_print_trailer(s);
 527
 528}
 529
 530static void wt_status_print_updated(struct wt_status *s)
 531{
 532        int shown_header = 0;
 533        int i;
 534
 535        for (i = 0; i < s->change.nr; i++) {
 536                struct wt_status_change_data *d;
 537                struct string_list_item *it;
 538                it = &(s->change.items[i]);
 539                d = it->util;
 540                if (!d->index_status ||
 541                    d->index_status == DIFF_STATUS_UNMERGED)
 542                        continue;
 543                if (!shown_header) {
 544                        wt_status_print_cached_header(s);
 545                        s->commitable = 1;
 546                        shown_header = 1;
 547                }
 548                wt_status_print_change_data(s, WT_STATUS_UPDATED, it);
 549        }
 550        if (shown_header)
 551                wt_status_print_trailer(s);
 552}
 553
 554/*
 555 * -1 : has delete
 556 *  0 : no change
 557 *  1 : some change but no delete
 558 */
 559static int wt_status_check_worktree_changes(struct wt_status *s,
 560                                             int *dirty_submodules)
 561{
 562        int i;
 563        int changes = 0;
 564
 565        *dirty_submodules = 0;
 566
 567        for (i = 0; i < s->change.nr; i++) {
 568                struct wt_status_change_data *d;
 569                d = s->change.items[i].util;
 570                if (!d->worktree_status ||
 571                    d->worktree_status == DIFF_STATUS_UNMERGED)
 572                        continue;
 573                if (!changes)
 574                        changes = 1;
 575                if (d->dirty_submodule)
 576                        *dirty_submodules = 1;
 577                if (d->worktree_status == DIFF_STATUS_DELETED)
 578                        changes = -1;
 579        }
 580        return changes;
 581}
 582
 583static void wt_status_print_changed(struct wt_status *s)
 584{
 585        int i, dirty_submodules;
 586        int worktree_changes = wt_status_check_worktree_changes(s, &dirty_submodules);
 587
 588        if (!worktree_changes)
 589                return;
 590
 591        wt_status_print_dirty_header(s, worktree_changes < 0, dirty_submodules);
 592
 593        for (i = 0; i < s->change.nr; i++) {
 594                struct wt_status_change_data *d;
 595                struct string_list_item *it;
 596                it = &(s->change.items[i]);
 597                d = it->util;
 598                if (!d->worktree_status ||
 599                    d->worktree_status == DIFF_STATUS_UNMERGED)
 600                        continue;
 601                wt_status_print_change_data(s, WT_STATUS_CHANGED, it);
 602        }
 603        wt_status_print_trailer(s);
 604}
 605
 606static void wt_status_print_submodule_summary(struct wt_status *s, int uncommitted)
 607{
 608        struct child_process sm_summary;
 609        char summary_limit[64];
 610        char index[PATH_MAX];
 611        const char *env[] = { NULL, NULL };
 612        const char *argv[8];
 613
 614        env[0] =        index;
 615        argv[0] =       "submodule";
 616        argv[1] =       "summary";
 617        argv[2] =       uncommitted ? "--files" : "--cached";
 618        argv[3] =       "--for-status";
 619        argv[4] =       "--summary-limit";
 620        argv[5] =       summary_limit;
 621        argv[6] =       uncommitted ? NULL : (s->amend ? "HEAD^" : "HEAD");
 622        argv[7] =       NULL;
 623
 624        sprintf(summary_limit, "%d", s->submodule_summary);
 625        snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", s->index_file);
 626
 627        memset(&sm_summary, 0, sizeof(sm_summary));
 628        sm_summary.argv = argv;
 629        sm_summary.env = env;
 630        sm_summary.git_cmd = 1;
 631        sm_summary.no_stdin = 1;
 632        fflush(s->fp);
 633        sm_summary.out = dup(fileno(s->fp));    /* run_command closes it */
 634        run_command(&sm_summary);
 635}
 636
 637static void wt_status_print_other(struct wt_status *s,
 638                                  struct string_list *l,
 639                                  const char *what,
 640                                  const char *how)
 641{
 642        int i;
 643        struct strbuf buf = STRBUF_INIT;
 644
 645        if (!s->untracked.nr)
 646                return;
 647
 648        wt_status_print_other_header(s, what, how);
 649
 650        for (i = 0; i < l->nr; i++) {
 651                struct string_list_item *it;
 652                it = &(l->items[i]);
 653                status_printf(s, color(WT_STATUS_HEADER, s), "\t");
 654                status_printf_more(s, color(WT_STATUS_UNTRACKED, s),
 655                        "%s\n", quote_path(it->string, strlen(it->string),
 656                                            &buf, s->prefix));
 657        }
 658        strbuf_release(&buf);
 659}
 660
 661static void wt_status_print_verbose(struct wt_status *s)
 662{
 663        struct rev_info rev;
 664        struct setup_revision_opt opt;
 665
 666        init_revisions(&rev, NULL);
 667        DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV);
 668
 669        memset(&opt, 0, sizeof(opt));
 670        opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
 671        setup_revisions(0, NULL, &rev, &opt);
 672
 673        rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
 674        rev.diffopt.detect_rename = 1;
 675        rev.diffopt.file = s->fp;
 676        rev.diffopt.close_file = 0;
 677        /*
 678         * If we're not going to stdout, then we definitely don't
 679         * want color, since we are going to the commit message
 680         * file (and even the "auto" setting won't work, since it
 681         * will have checked isatty on stdout).
 682         */
 683        if (s->fp != stdout)
 684                DIFF_OPT_CLR(&rev.diffopt, COLOR_DIFF);
 685        run_diff_index(&rev, 1);
 686}
 687
 688static void wt_status_print_tracking(struct wt_status *s)
 689{
 690        struct strbuf sb = STRBUF_INIT;
 691        const char *cp, *ep;
 692        struct branch *branch;
 693
 694        assert(s->branch && !s->is_initial);
 695        if (prefixcmp(s->branch, "refs/heads/"))
 696                return;
 697        branch = branch_get(s->branch + 11);
 698        if (!format_tracking_info(branch, &sb))
 699                return;
 700
 701        for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
 702                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
 703                                 "# %.*s", (int)(ep - cp), cp);
 704        color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "#");
 705}
 706
 707void wt_status_print(struct wt_status *s)
 708{
 709        const char *branch_color = color(WT_STATUS_ONBRANCH, s);
 710        const char *branch_status_color = color(WT_STATUS_HEADER, s);
 711
 712        if (s->branch) {
 713                const char *on_what = _("On branch ");
 714                const char *branch_name = s->branch;
 715                if (!prefixcmp(branch_name, "refs/heads/"))
 716                        branch_name += 11;
 717                else if (!strcmp(branch_name, "HEAD")) {
 718                        branch_name = "";
 719                        branch_status_color = color(WT_STATUS_NOBRANCH, s);
 720                        on_what = _("Not currently on any branch.");
 721                }
 722                status_printf(s, color(WT_STATUS_HEADER, s), "");
 723                status_printf_more(s, branch_status_color, "%s", on_what);
 724                status_printf_more(s, branch_color, "%s\n", branch_name);
 725                if (!s->is_initial)
 726                        wt_status_print_tracking(s);
 727        }
 728
 729        if (s->is_initial) {
 730                status_printf_ln(s, color(WT_STATUS_HEADER, s), "");
 731                status_printf_ln(s, color(WT_STATUS_HEADER, s), _("Initial commit"));
 732                status_printf_ln(s, color(WT_STATUS_HEADER, s), "");
 733        }
 734
 735        wt_status_print_updated(s);
 736        wt_status_print_unmerged(s);
 737        wt_status_print_changed(s);
 738        if (s->submodule_summary &&
 739            (!s->ignore_submodule_arg ||
 740             strcmp(s->ignore_submodule_arg, "all"))) {
 741                wt_status_print_submodule_summary(s, 0);  /* staged */
 742                wt_status_print_submodule_summary(s, 1);  /* unstaged */
 743        }
 744        if (s->show_untracked_files) {
 745                wt_status_print_other(s, &s->untracked, _("Untracked"), "add");
 746                if (s->show_ignored_files)
 747                        wt_status_print_other(s, &s->ignored, _("Ignored"), "add -f");
 748        } else if (s->commitable)
 749                status_printf_ln(s, GIT_COLOR_NORMAL, _("Untracked files not listed%s"),
 750                        advice_status_hints
 751                        ? _(" (use -u option to show untracked files)") : "");
 752
 753        if (s->verbose)
 754                wt_status_print_verbose(s);
 755        if (!s->commitable) {
 756                if (s->amend)
 757                        status_printf_ln(s, GIT_COLOR_NORMAL, _("No changes"));
 758                else if (s->nowarn)
 759                        ; /* nothing */
 760                else if (s->workdir_dirty)
 761                        printf(_("no changes added to commit%s\n"),
 762                                advice_status_hints
 763                                ? _(" (use \"git add\" and/or \"git commit -a\")") : "");
 764                else if (s->untracked.nr)
 765                        printf(_("nothing added to commit but untracked files present%s\n"),
 766                                advice_status_hints
 767                                ? _(" (use \"git add\" to track)") : "");
 768                else if (s->is_initial)
 769                        printf(_("nothing to commit%s\n"), advice_status_hints
 770                                ? _(" (create/copy files and use \"git add\" to track)") : "");
 771                else if (!s->show_untracked_files)
 772                        printf(_("nothing to commit%s\n"), advice_status_hints
 773                                ? _(" (use -u to show untracked files)") : "");
 774                else
 775                        printf(_("nothing to commit%s\n"), advice_status_hints
 776                                ? _(" (working directory clean)") : "");
 777        }
 778}
 779
 780static void wt_shortstatus_unmerged(int null_termination, struct string_list_item *it,
 781                           struct wt_status *s)
 782{
 783        struct wt_status_change_data *d = it->util;
 784        const char *how = "??";
 785
 786        switch (d->stagemask) {
 787        case 1: how = "DD"; break; /* both deleted */
 788        case 2: how = "AU"; break; /* added by us */
 789        case 3: how = "UD"; break; /* deleted by them */
 790        case 4: how = "UA"; break; /* added by them */
 791        case 5: how = "DU"; break; /* deleted by us */
 792        case 6: how = "AA"; break; /* both added */
 793        case 7: how = "UU"; break; /* both modified */
 794        }
 795        color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
 796        if (null_termination) {
 797                fprintf(stdout, " %s%c", it->string, 0);
 798        } else {
 799                struct strbuf onebuf = STRBUF_INIT;
 800                const char *one;
 801                one = quote_path(it->string, -1, &onebuf, s->prefix);
 802                printf(" %s\n", one);
 803                strbuf_release(&onebuf);
 804        }
 805}
 806
 807static void wt_shortstatus_status(int null_termination, struct string_list_item *it,
 808                         struct wt_status *s)
 809{
 810        struct wt_status_change_data *d = it->util;
 811
 812        if (d->index_status)
 813                color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
 814        else
 815                putchar(' ');
 816        if (d->worktree_status)
 817                color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
 818        else
 819                putchar(' ');
 820        putchar(' ');
 821        if (null_termination) {
 822                fprintf(stdout, "%s%c", it->string, 0);
 823                if (d->head_path)
 824                        fprintf(stdout, "%s%c", d->head_path, 0);
 825        } else {
 826                struct strbuf onebuf = STRBUF_INIT;
 827                const char *one;
 828                if (d->head_path) {
 829                        one = quote_path(d->head_path, -1, &onebuf, s->prefix);
 830                        if (*one != '"' && strchr(one, ' ') != NULL) {
 831                                putchar('"');
 832                                strbuf_addch(&onebuf, '"');
 833                                one = onebuf.buf;
 834                        }
 835                        printf("%s -> ", one);
 836                        strbuf_release(&onebuf);
 837                }
 838                one = quote_path(it->string, -1, &onebuf, s->prefix);
 839                if (*one != '"' && strchr(one, ' ') != NULL) {
 840                        putchar('"');
 841                        strbuf_addch(&onebuf, '"');
 842                        one = onebuf.buf;
 843                }
 844                printf("%s\n", one);
 845                strbuf_release(&onebuf);
 846        }
 847}
 848
 849static void wt_shortstatus_other(int null_termination, struct string_list_item *it,
 850                                 struct wt_status *s, const char *sign)
 851{
 852        if (null_termination) {
 853                fprintf(stdout, "%s %s%c", sign, it->string, 0);
 854        } else {
 855                struct strbuf onebuf = STRBUF_INIT;
 856                const char *one;
 857                one = quote_path(it->string, -1, &onebuf, s->prefix);
 858                color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
 859                printf(" %s\n", one);
 860                strbuf_release(&onebuf);
 861        }
 862}
 863
 864static void wt_shortstatus_print_tracking(struct wt_status *s)
 865{
 866        struct branch *branch;
 867        const char *header_color = color(WT_STATUS_HEADER, s);
 868        const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
 869        const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
 870
 871        const char *base;
 872        const char *branch_name;
 873        int num_ours, num_theirs;
 874
 875        color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
 876
 877        if (!s->branch)
 878                return;
 879        branch_name = s->branch;
 880
 881        if (!prefixcmp(branch_name, "refs/heads/"))
 882                branch_name += 11;
 883        else if (!strcmp(branch_name, "HEAD")) {
 884                branch_name = _("HEAD (no branch)");
 885                branch_color_local = color(WT_STATUS_NOBRANCH, s);
 886        }
 887
 888        branch = branch_get(s->branch + 11);
 889        if (s->is_initial)
 890                color_fprintf(s->fp, header_color, _("Initial commit on "));
 891        if (!stat_tracking_info(branch, &num_ours, &num_theirs)) {
 892                color_fprintf_ln(s->fp, branch_color_local,
 893                        "%s", branch_name);
 894                return;
 895        }
 896
 897        base = branch->merge[0]->dst;
 898        base = shorten_unambiguous_ref(base, 0);
 899        color_fprintf(s->fp, branch_color_local, "%s", branch_name);
 900        color_fprintf(s->fp, header_color, "...");
 901        color_fprintf(s->fp, branch_color_remote, "%s", base);
 902
 903        color_fprintf(s->fp, header_color, " [");
 904        if (!num_ours) {
 905                color_fprintf(s->fp, header_color, _("behind "));
 906                color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
 907        } else if (!num_theirs) {
 908                color_fprintf(s->fp, header_color, _("ahead "));
 909                color_fprintf(s->fp, branch_color_local, "%d", num_ours);
 910        } else {
 911                color_fprintf(s->fp, header_color, _("ahead "));
 912                color_fprintf(s->fp, branch_color_local, "%d", num_ours);
 913                color_fprintf(s->fp, header_color, _(", behind "));
 914                color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
 915        }
 916
 917        color_fprintf_ln(s->fp, header_color, "]");
 918}
 919
 920void wt_shortstatus_print(struct wt_status *s, int null_termination, int show_branch)
 921{
 922        int i;
 923
 924        if (show_branch)
 925                wt_shortstatus_print_tracking(s);
 926
 927        for (i = 0; i < s->change.nr; i++) {
 928                struct wt_status_change_data *d;
 929                struct string_list_item *it;
 930
 931                it = &(s->change.items[i]);
 932                d = it->util;
 933                if (d->stagemask)
 934                        wt_shortstatus_unmerged(null_termination, it, s);
 935                else
 936                        wt_shortstatus_status(null_termination, it, s);
 937        }
 938        for (i = 0; i < s->untracked.nr; i++) {
 939                struct string_list_item *it;
 940
 941                it = &(s->untracked.items[i]);
 942                wt_shortstatus_other(null_termination, it, s, "??");
 943        }
 944        for (i = 0; i < s->ignored.nr; i++) {
 945                struct string_list_item *it;
 946
 947                it = &(s->ignored.items[i]);
 948                wt_shortstatus_other(null_termination, it, s, "!!");
 949        }
 950}
 951
 952void wt_porcelain_print(struct wt_status *s, int null_termination)
 953{
 954        s->use_color = 0;
 955        s->relative_paths = 0;
 956        s->prefix = NULL;
 957        wt_shortstatus_print(s, null_termination, 0);
 958}