Andrew's git / gitweb.git / wt-status.c
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wt-status.con commit Makefile: add PYTHON_PATH to GIT-BUILD-OPTIONS (ae45732)
   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
  13static char default_wt_status_colors[][COLOR_MAXLEN] = {
  14        GIT_COLOR_NORMAL, /* WT_STATUS_HEADER */
  15        GIT_COLOR_GREEN,  /* WT_STATUS_UPDATED */
  16        GIT_COLOR_RED,    /* WT_STATUS_CHANGED */
  17        GIT_COLOR_RED,    /* WT_STATUS_UNTRACKED */
  18        GIT_COLOR_RED,    /* WT_STATUS_NOBRANCH */
  19        GIT_COLOR_RED,    /* WT_STATUS_UNMERGED */
  20};
  21
  22static const char *color(int slot, struct wt_status *s)
  23{
  24        return s->use_color > 0 ? s->color_palette[slot] : "";
  25}
  26
  27void wt_status_prepare(struct wt_status *s)
  28{
  29        unsigned char sha1[20];
  30        const char *head;
  31
  32        memset(s, 0, sizeof(*s));
  33        memcpy(s->color_palette, default_wt_status_colors,
  34               sizeof(default_wt_status_colors));
  35        s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
  36        s->use_color = -1;
  37        s->relative_paths = 1;
  38        head = resolve_ref("HEAD", sha1, 0, NULL);
  39        s->branch = head ? xstrdup(head) : NULL;
  40        s->reference = "HEAD";
  41        s->fp = stdout;
  42        s->index_file = get_index_file();
  43        s->change.strdup_strings = 1;
  44        s->untracked.strdup_strings = 1;
  45        s->ignored.strdup_strings = 1;
  46}
  47
  48static void wt_status_print_unmerged_header(struct wt_status *s)
  49{
  50        const char *c = color(WT_STATUS_HEADER, s);
  51
  52        color_fprintf_ln(s->fp, c, "# Unmerged paths:");
  53        if (!advice_status_hints)
  54                return;
  55        if (s->in_merge)
  56                ;
  57        else if (!s->is_initial)
  58                color_fprintf_ln(s->fp, c, "#   (use \"git reset %s <file>...\" to unstage)", s->reference);
  59        else
  60                color_fprintf_ln(s->fp, c, "#   (use \"git rm --cached <file>...\" to unstage)");
  61        color_fprintf_ln(s->fp, c, "#   (use \"git add/rm <file>...\" as appropriate to mark resolution)");
  62        color_fprintf_ln(s->fp, c, "#");
  63}
  64
  65static void wt_status_print_cached_header(struct wt_status *s)
  66{
  67        const char *c = color(WT_STATUS_HEADER, s);
  68
  69        color_fprintf_ln(s->fp, c, "# Changes to be committed:");
  70        if (!advice_status_hints)
  71                return;
  72        if (s->in_merge)
  73                ; /* NEEDSWORK: use "git reset --unresolve"??? */
  74        else if (!s->is_initial)
  75                color_fprintf_ln(s->fp, c, "#   (use \"git reset %s <file>...\" to unstage)", s->reference);
  76        else
  77                color_fprintf_ln(s->fp, c, "#   (use \"git rm --cached <file>...\" to unstage)");
  78        color_fprintf_ln(s->fp, c, "#");
  79}
  80
  81static void wt_status_print_dirty_header(struct wt_status *s,
  82                                         int has_deleted,
  83                                         int has_dirty_submodules)
  84{
  85        const char *c = color(WT_STATUS_HEADER, s);
  86
  87        color_fprintf_ln(s->fp, c, "# Changed but not updated:");
  88        if (!advice_status_hints)
  89                return;
  90        if (!has_deleted)
  91                color_fprintf_ln(s->fp, c, "#   (use \"git add <file>...\" to update what will be committed)");
  92        else
  93                color_fprintf_ln(s->fp, c, "#   (use \"git add/rm <file>...\" to update what will be committed)");
  94        color_fprintf_ln(s->fp, c, "#   (use \"git checkout -- <file>...\" to discard changes in working directory)");
  95        if (has_dirty_submodules)
  96                color_fprintf_ln(s->fp, c, "#   (commit or discard the untracked or modified content in submodules)");
  97        color_fprintf_ln(s->fp, c, "#");
  98}
  99
 100static void wt_status_print_other_header(struct wt_status *s,
 101                                         const char *what,
 102                                         const char *how)
 103{
 104        const char *c = color(WT_STATUS_HEADER, s);
 105        color_fprintf_ln(s->fp, c, "# %s files:", what);
 106        if (!advice_status_hints)
 107                return;
 108        color_fprintf_ln(s->fp, c, "#   (use \"git %s <file>...\" to include in what will be committed)", how);
 109        color_fprintf_ln(s->fp, c, "#");
 110}
 111
 112static void wt_status_print_trailer(struct wt_status *s)
 113{
 114        color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "#");
 115}
 116
 117#define quote_path quote_path_relative
 118
 119static void wt_status_print_unmerged_data(struct wt_status *s,
 120                                          struct string_list_item *it)
 121{
 122        const char *c = color(WT_STATUS_UNMERGED, s);
 123        struct wt_status_change_data *d = it->util;
 124        struct strbuf onebuf = STRBUF_INIT;
 125        const char *one, *how = "bug";
 126
 127        one = quote_path(it->string, -1, &onebuf, s->prefix);
 128        color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "#\t");
 129        switch (d->stagemask) {
 130        case 1: how = "both deleted:"; break;
 131        case 2: how = "added by us:"; break;
 132        case 3: how = "deleted by them:"; break;
 133        case 4: how = "added by them:"; break;
 134        case 5: how = "deleted by us:"; break;
 135        case 6: how = "both added:"; break;
 136        case 7: how = "both modified:"; break;
 137        }
 138        color_fprintf(s->fp, c, "%-20s%s\n", how, one);
 139        strbuf_release(&onebuf);
 140}
 141
 142static void wt_status_print_change_data(struct wt_status *s,
 143                                        int change_type,
 144                                        struct string_list_item *it)
 145{
 146        struct wt_status_change_data *d = it->util;
 147        const char *c = color(change_type, s);
 148        int status = status;
 149        char *one_name;
 150        char *two_name;
 151        const char *one, *two;
 152        struct strbuf onebuf = STRBUF_INIT, twobuf = STRBUF_INIT;
 153        struct strbuf extra = STRBUF_INIT;
 154
 155        one_name = two_name = it->string;
 156        switch (change_type) {
 157        case WT_STATUS_UPDATED:
 158                status = d->index_status;
 159                if (d->head_path)
 160                        one_name = d->head_path;
 161                break;
 162        case WT_STATUS_CHANGED:
 163                if (d->new_submodule_commits || d->dirty_submodule) {
 164                        strbuf_addstr(&extra, " (");
 165                        if (d->new_submodule_commits)
 166                                strbuf_addf(&extra, "new commits, ");
 167                        if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
 168                                strbuf_addf(&extra, "modified content, ");
 169                        if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
 170                                strbuf_addf(&extra, "untracked content, ");
 171                        strbuf_setlen(&extra, extra.len - 2);
 172                        strbuf_addch(&extra, ')');
 173                }
 174                status = d->worktree_status;
 175                break;
 176        }
 177
 178        one = quote_path(one_name, -1, &onebuf, s->prefix);
 179        two = quote_path(two_name, -1, &twobuf, s->prefix);
 180
 181        color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "#\t");
 182        switch (status) {
 183        case DIFF_STATUS_ADDED:
 184                color_fprintf(s->fp, c, "new file:   %s", one);
 185                break;
 186        case DIFF_STATUS_COPIED:
 187                color_fprintf(s->fp, c, "copied:     %s -> %s", one, two);
 188                break;
 189        case DIFF_STATUS_DELETED:
 190                color_fprintf(s->fp, c, "deleted:    %s", one);
 191                break;
 192        case DIFF_STATUS_MODIFIED:
 193                color_fprintf(s->fp, c, "modified:   %s", one);
 194                break;
 195        case DIFF_STATUS_RENAMED:
 196                color_fprintf(s->fp, c, "renamed:    %s -> %s", one, two);
 197                break;
 198        case DIFF_STATUS_TYPE_CHANGED:
 199                color_fprintf(s->fp, c, "typechange: %s", one);
 200                break;
 201        case DIFF_STATUS_UNKNOWN:
 202                color_fprintf(s->fp, c, "unknown:    %s", one);
 203                break;
 204        case DIFF_STATUS_UNMERGED:
 205                color_fprintf(s->fp, c, "unmerged:   %s", one);
 206                break;
 207        default:
 208                die("bug: unhandled diff status %c", status);
 209        }
 210        if (extra.len) {
 211                color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "%s", extra.buf);
 212                strbuf_release(&extra);
 213        }
 214        fprintf(s->fp, "\n");
 215        strbuf_release(&onebuf);
 216        strbuf_release(&twobuf);
 217}
 218
 219static void wt_status_collect_changed_cb(struct diff_queue_struct *q,
 220                                         struct diff_options *options,
 221                                         void *data)
 222{
 223        struct wt_status *s = data;
 224        int i;
 225
 226        if (!q->nr)
 227                return;
 228        s->workdir_dirty = 1;
 229        for (i = 0; i < q->nr; i++) {
 230                struct diff_filepair *p;
 231                struct string_list_item *it;
 232                struct wt_status_change_data *d;
 233
 234                p = q->queue[i];
 235                it = string_list_insert(p->one->path, &s->change);
 236                d = it->util;
 237                if (!d) {
 238                        d = xcalloc(1, sizeof(*d));
 239                        it->util = d;
 240                }
 241                if (!d->worktree_status)
 242                        d->worktree_status = p->status;
 243                d->dirty_submodule = p->two->dirty_submodule;
 244                if (S_ISGITLINK(p->two->mode))
 245                        d->new_submodule_commits = !!hashcmp(p->one->sha1, p->two->sha1);
 246        }
 247}
 248
 249static int unmerged_mask(const char *path)
 250{
 251        int pos, mask;
 252        struct cache_entry *ce;
 253
 254        pos = cache_name_pos(path, strlen(path));
 255        if (0 <= pos)
 256                return 0;
 257
 258        mask = 0;
 259        pos = -pos-1;
 260        while (pos < active_nr) {
 261                ce = active_cache[pos++];
 262                if (strcmp(ce->name, path) || !ce_stage(ce))
 263                        break;
 264                mask |= (1 << (ce_stage(ce) - 1));
 265        }
 266        return mask;
 267}
 268
 269static void wt_status_collect_updated_cb(struct diff_queue_struct *q,
 270                                         struct diff_options *options,
 271                                         void *data)
 272{
 273        struct wt_status *s = data;
 274        int i;
 275
 276        for (i = 0; i < q->nr; i++) {
 277                struct diff_filepair *p;
 278                struct string_list_item *it;
 279                struct wt_status_change_data *d;
 280
 281                p = q->queue[i];
 282                it = string_list_insert(p->two->path, &s->change);
 283                d = it->util;
 284                if (!d) {
 285                        d = xcalloc(1, sizeof(*d));
 286                        it->util = d;
 287                }
 288                if (!d->index_status)
 289                        d->index_status = p->status;
 290                switch (p->status) {
 291                case DIFF_STATUS_COPIED:
 292                case DIFF_STATUS_RENAMED:
 293                        d->head_path = xstrdup(p->one->path);
 294                        break;
 295                case DIFF_STATUS_UNMERGED:
 296                        d->stagemask = unmerged_mask(p->two->path);
 297                        break;
 298                }
 299        }
 300}
 301
 302static void wt_status_collect_changes_worktree(struct wt_status *s)
 303{
 304        struct rev_info rev;
 305
 306        init_revisions(&rev, NULL);
 307        setup_revisions(0, NULL, &rev, NULL);
 308        rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
 309        DIFF_OPT_SET(&rev.diffopt, DIRTY_SUBMODULES);
 310        if (!s->show_untracked_files)
 311                DIFF_OPT_SET(&rev.diffopt, IGNORE_UNTRACKED_IN_SUBMODULES);
 312        rev.diffopt.format_callback = wt_status_collect_changed_cb;
 313        rev.diffopt.format_callback_data = s;
 314        rev.prune_data = s->pathspec;
 315        run_diff_files(&rev, 0);
 316}
 317
 318static void wt_status_collect_changes_index(struct wt_status *s)
 319{
 320        struct rev_info rev;
 321        struct setup_revision_opt opt;
 322
 323        init_revisions(&rev, NULL);
 324        memset(&opt, 0, sizeof(opt));
 325        opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
 326        setup_revisions(0, NULL, &rev, &opt);
 327
 328        rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
 329        rev.diffopt.format_callback = wt_status_collect_updated_cb;
 330        rev.diffopt.format_callback_data = s;
 331        rev.diffopt.detect_rename = 1;
 332        rev.diffopt.rename_limit = 200;
 333        rev.diffopt.break_opt = 0;
 334        rev.prune_data = s->pathspec;
 335        run_diff_index(&rev, 1);
 336}
 337
 338static void wt_status_collect_changes_initial(struct wt_status *s)
 339{
 340        int i;
 341
 342        for (i = 0; i < active_nr; i++) {
 343                struct string_list_item *it;
 344                struct wt_status_change_data *d;
 345                struct cache_entry *ce = active_cache[i];
 346
 347                if (!ce_path_match(ce, s->pathspec))
 348                        continue;
 349                it = string_list_insert(ce->name, &s->change);
 350                d = it->util;
 351                if (!d) {
 352                        d = xcalloc(1, sizeof(*d));
 353                        it->util = d;
 354                }
 355                if (ce_stage(ce)) {
 356                        d->index_status = DIFF_STATUS_UNMERGED;
 357                        d->stagemask |= (1 << (ce_stage(ce) - 1));
 358                }
 359                else
 360                        d->index_status = DIFF_STATUS_ADDED;
 361        }
 362}
 363
 364static void wt_status_collect_untracked(struct wt_status *s)
 365{
 366        int i;
 367        struct dir_struct dir;
 368
 369        if (!s->show_untracked_files)
 370                return;
 371        memset(&dir, 0, sizeof(dir));
 372        if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
 373                dir.flags |=
 374                        DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
 375        setup_standard_excludes(&dir);
 376
 377        fill_directory(&dir, s->pathspec);
 378        for (i = 0; i < dir.nr; i++) {
 379                struct dir_entry *ent = dir.entries[i];
 380                if (!cache_name_is_other(ent->name, ent->len))
 381                        continue;
 382                if (!match_pathspec(s->pathspec, ent->name, ent->len, 0, NULL))
 383                        continue;
 384                string_list_insert(ent->name, &s->untracked);
 385                free(ent);
 386        }
 387
 388        if (s->show_ignored_files) {
 389                dir.nr = 0;
 390                dir.flags = DIR_SHOW_IGNORED | DIR_SHOW_OTHER_DIRECTORIES;
 391                fill_directory(&dir, s->pathspec);
 392                for (i = 0; i < dir.nr; i++) {
 393                        struct dir_entry *ent = dir.entries[i];
 394                        if (!cache_name_is_other(ent->name, ent->len))
 395                                continue;
 396                        if (!match_pathspec(s->pathspec, ent->name, ent->len, 0, NULL))
 397                                continue;
 398                        string_list_insert(ent->name, &s->ignored);
 399                        free(ent);
 400                }
 401        }
 402
 403        free(dir.entries);
 404}
 405
 406void wt_status_collect(struct wt_status *s)
 407{
 408        wt_status_collect_changes_worktree(s);
 409
 410        if (s->is_initial)
 411                wt_status_collect_changes_initial(s);
 412        else
 413                wt_status_collect_changes_index(s);
 414        wt_status_collect_untracked(s);
 415}
 416
 417static void wt_status_print_unmerged(struct wt_status *s)
 418{
 419        int shown_header = 0;
 420        int i;
 421
 422        for (i = 0; i < s->change.nr; i++) {
 423                struct wt_status_change_data *d;
 424                struct string_list_item *it;
 425                it = &(s->change.items[i]);
 426                d = it->util;
 427                if (!d->stagemask)
 428                        continue;
 429                if (!shown_header) {
 430                        wt_status_print_unmerged_header(s);
 431                        shown_header = 1;
 432                }
 433                wt_status_print_unmerged_data(s, it);
 434        }
 435        if (shown_header)
 436                wt_status_print_trailer(s);
 437
 438}
 439
 440static void wt_status_print_updated(struct wt_status *s)
 441{
 442        int shown_header = 0;
 443        int i;
 444
 445        for (i = 0; i < s->change.nr; i++) {
 446                struct wt_status_change_data *d;
 447                struct string_list_item *it;
 448                it = &(s->change.items[i]);
 449                d = it->util;
 450                if (!d->index_status ||
 451                    d->index_status == DIFF_STATUS_UNMERGED)
 452                        continue;
 453                if (!shown_header) {
 454                        wt_status_print_cached_header(s);
 455                        s->commitable = 1;
 456                        shown_header = 1;
 457                }
 458                wt_status_print_change_data(s, WT_STATUS_UPDATED, it);
 459        }
 460        if (shown_header)
 461                wt_status_print_trailer(s);
 462}
 463
 464/*
 465 * -1 : has delete
 466 *  0 : no change
 467 *  1 : some change but no delete
 468 */
 469static int wt_status_check_worktree_changes(struct wt_status *s,
 470                                             int *dirty_submodules)
 471{
 472        int i;
 473        int changes = 0;
 474
 475        *dirty_submodules = 0;
 476
 477        for (i = 0; i < s->change.nr; i++) {
 478                struct wt_status_change_data *d;
 479                d = s->change.items[i].util;
 480                if (!d->worktree_status ||
 481                    d->worktree_status == DIFF_STATUS_UNMERGED)
 482                        continue;
 483                if (!changes)
 484                        changes = 1;
 485                if (d->dirty_submodule)
 486                        *dirty_submodules = 1;
 487                if (d->worktree_status == DIFF_STATUS_DELETED)
 488                        changes = -1;
 489        }
 490        return changes;
 491}
 492
 493static void wt_status_print_changed(struct wt_status *s)
 494{
 495        int i, dirty_submodules;
 496        int worktree_changes = wt_status_check_worktree_changes(s, &dirty_submodules);
 497
 498        if (!worktree_changes)
 499                return;
 500
 501        wt_status_print_dirty_header(s, worktree_changes < 0, dirty_submodules);
 502
 503        for (i = 0; i < s->change.nr; i++) {
 504                struct wt_status_change_data *d;
 505                struct string_list_item *it;
 506                it = &(s->change.items[i]);
 507                d = it->util;
 508                if (!d->worktree_status ||
 509                    d->worktree_status == DIFF_STATUS_UNMERGED)
 510                        continue;
 511                wt_status_print_change_data(s, WT_STATUS_CHANGED, it);
 512        }
 513        wt_status_print_trailer(s);
 514}
 515
 516static void wt_status_print_submodule_summary(struct wt_status *s, int uncommitted)
 517{
 518        struct child_process sm_summary;
 519        char summary_limit[64];
 520        char index[PATH_MAX];
 521        const char *env[] = { index, NULL };
 522        const char *argv[] = {
 523                "submodule",
 524                "summary",
 525                uncommitted ? "--files" : "--cached",
 526                "--for-status",
 527                "--summary-limit",
 528                summary_limit,
 529                uncommitted ? NULL : (s->amend ? "HEAD^" : "HEAD"),
 530                NULL
 531        };
 532
 533        sprintf(summary_limit, "%d", s->submodule_summary);
 534        snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", s->index_file);
 535
 536        memset(&sm_summary, 0, sizeof(sm_summary));
 537        sm_summary.argv = argv;
 538        sm_summary.env = env;
 539        sm_summary.git_cmd = 1;
 540        sm_summary.no_stdin = 1;
 541        fflush(s->fp);
 542        sm_summary.out = dup(fileno(s->fp));    /* run_command closes it */
 543        run_command(&sm_summary);
 544}
 545
 546static void wt_status_print_other(struct wt_status *s,
 547                                  struct string_list *l,
 548                                  const char *what,
 549                                  const char *how)
 550{
 551        int i;
 552        struct strbuf buf = STRBUF_INIT;
 553
 554        if (!s->untracked.nr)
 555                return;
 556
 557        wt_status_print_other_header(s, what, how);
 558
 559        for (i = 0; i < l->nr; i++) {
 560                struct string_list_item *it;
 561                it = &(l->items[i]);
 562                color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "#\t");
 563                color_fprintf_ln(s->fp, color(WT_STATUS_UNTRACKED, s), "%s",
 564                                 quote_path(it->string, strlen(it->string),
 565                                            &buf, s->prefix));
 566        }
 567        strbuf_release(&buf);
 568}
 569
 570static void wt_status_print_verbose(struct wt_status *s)
 571{
 572        struct rev_info rev;
 573        struct setup_revision_opt opt;
 574
 575        init_revisions(&rev, NULL);
 576        DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV);
 577
 578        memset(&opt, 0, sizeof(opt));
 579        opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
 580        setup_revisions(0, NULL, &rev, &opt);
 581
 582        rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
 583        rev.diffopt.detect_rename = 1;
 584        rev.diffopt.file = s->fp;
 585        rev.diffopt.close_file = 0;
 586        /*
 587         * If we're not going to stdout, then we definitely don't
 588         * want color, since we are going to the commit message
 589         * file (and even the "auto" setting won't work, since it
 590         * will have checked isatty on stdout).
 591         */
 592        if (s->fp != stdout)
 593                DIFF_OPT_CLR(&rev.diffopt, COLOR_DIFF);
 594        run_diff_index(&rev, 1);
 595}
 596
 597static void wt_status_print_tracking(struct wt_status *s)
 598{
 599        struct strbuf sb = STRBUF_INIT;
 600        const char *cp, *ep;
 601        struct branch *branch;
 602
 603        assert(s->branch && !s->is_initial);
 604        if (prefixcmp(s->branch, "refs/heads/"))
 605                return;
 606        branch = branch_get(s->branch + 11);
 607        if (!format_tracking_info(branch, &sb))
 608                return;
 609
 610        for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
 611                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
 612                                 "# %.*s", (int)(ep - cp), cp);
 613        color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "#");
 614}
 615
 616void wt_status_print(struct wt_status *s)
 617{
 618        const char *branch_color = color(WT_STATUS_HEADER, s);
 619
 620        if (s->branch) {
 621                const char *on_what = "On branch ";
 622                const char *branch_name = s->branch;
 623                if (!prefixcmp(branch_name, "refs/heads/"))
 624                        branch_name += 11;
 625                else if (!strcmp(branch_name, "HEAD")) {
 626                        branch_name = "";
 627                        branch_color = color(WT_STATUS_NOBRANCH, s);
 628                        on_what = "Not currently on any branch.";
 629                }
 630                color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "# ");
 631                color_fprintf_ln(s->fp, branch_color, "%s%s", on_what, branch_name);
 632                if (!s->is_initial)
 633                        wt_status_print_tracking(s);
 634        }
 635
 636        if (s->is_initial) {
 637                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "#");
 638                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "# Initial commit");
 639                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "#");
 640        }
 641
 642        wt_status_print_updated(s);
 643        wt_status_print_unmerged(s);
 644        wt_status_print_changed(s);
 645        if (s->submodule_summary) {
 646                wt_status_print_submodule_summary(s, 0);  /* staged */
 647                wt_status_print_submodule_summary(s, 1);  /* unstaged */
 648        }
 649        if (s->show_untracked_files) {
 650                wt_status_print_other(s, &s->untracked, "Untracked", "add");
 651                if (s->show_ignored_files)
 652                        wt_status_print_other(s, &s->ignored, "Ignored", "add -f");
 653        } else if (s->commitable)
 654                fprintf(s->fp, "# Untracked files not listed%s\n",
 655                        advice_status_hints
 656                        ? " (use -u option to show untracked files)" : "");
 657
 658        if (s->verbose)
 659                wt_status_print_verbose(s);
 660        if (!s->commitable) {
 661                if (s->amend)
 662                        fprintf(s->fp, "# No changes\n");
 663                else if (s->nowarn)
 664                        ; /* nothing */
 665                else if (s->workdir_dirty)
 666                        printf("no changes added to commit%s\n",
 667                                advice_status_hints
 668                                ? " (use \"git add\" and/or \"git commit -a\")" : "");
 669                else if (s->untracked.nr)
 670                        printf("nothing added to commit but untracked files present%s\n",
 671                                advice_status_hints
 672                                ? " (use \"git add\" to track)" : "");
 673                else if (s->is_initial)
 674                        printf("nothing to commit%s\n", advice_status_hints
 675                                ? " (create/copy files and use \"git add\" to track)" : "");
 676                else if (!s->show_untracked_files)
 677                        printf("nothing to commit%s\n", advice_status_hints
 678                                ? " (use -u to show untracked files)" : "");
 679                else
 680                        printf("nothing to commit%s\n", advice_status_hints
 681                                ? " (working directory clean)" : "");
 682        }
 683}
 684
 685static void wt_shortstatus_unmerged(int null_termination, struct string_list_item *it,
 686                           struct wt_status *s)
 687{
 688        struct wt_status_change_data *d = it->util;
 689        const char *how = "??";
 690
 691        switch (d->stagemask) {
 692        case 1: how = "DD"; break; /* both deleted */
 693        case 2: how = "AU"; break; /* added by us */
 694        case 3: how = "UD"; break; /* deleted by them */
 695        case 4: how = "UA"; break; /* added by them */
 696        case 5: how = "DU"; break; /* deleted by us */
 697        case 6: how = "AA"; break; /* both added */
 698        case 7: how = "UU"; break; /* both modified */
 699        }
 700        color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
 701        if (null_termination) {
 702                fprintf(stdout, " %s%c", it->string, 0);
 703        } else {
 704                struct strbuf onebuf = STRBUF_INIT;
 705                const char *one;
 706                one = quote_path(it->string, -1, &onebuf, s->prefix);
 707                printf(" %s\n", one);
 708                strbuf_release(&onebuf);
 709        }
 710}
 711
 712static void wt_shortstatus_status(int null_termination, struct string_list_item *it,
 713                         struct wt_status *s)
 714{
 715        struct wt_status_change_data *d = it->util;
 716
 717        if (d->index_status)
 718                color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
 719        else
 720                putchar(' ');
 721        if (d->worktree_status)
 722                color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
 723        else
 724                putchar(' ');
 725        putchar(' ');
 726        if (null_termination) {
 727                fprintf(stdout, "%s%c", it->string, 0);
 728                if (d->head_path)
 729                        fprintf(stdout, "%s%c", d->head_path, 0);
 730        } else {
 731                struct strbuf onebuf = STRBUF_INIT;
 732                const char *one;
 733                if (d->head_path) {
 734                        one = quote_path(d->head_path, -1, &onebuf, s->prefix);
 735                        printf("%s -> ", one);
 736                        strbuf_release(&onebuf);
 737                }
 738                one = quote_path(it->string, -1, &onebuf, s->prefix);
 739                printf("%s\n", one);
 740                strbuf_release(&onebuf);
 741        }
 742}
 743
 744static void wt_shortstatus_other(int null_termination, struct string_list_item *it,
 745                                 struct wt_status *s, const char *sign)
 746{
 747        if (null_termination) {
 748                fprintf(stdout, "%s %s%c", sign, it->string, 0);
 749        } else {
 750                struct strbuf onebuf = STRBUF_INIT;
 751                const char *one;
 752                one = quote_path(it->string, -1, &onebuf, s->prefix);
 753                color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
 754                printf(" %s\n", one);
 755                strbuf_release(&onebuf);
 756        }
 757}
 758
 759void wt_shortstatus_print(struct wt_status *s, int null_termination)
 760{
 761        int i;
 762        for (i = 0; i < s->change.nr; i++) {
 763                struct wt_status_change_data *d;
 764                struct string_list_item *it;
 765
 766                it = &(s->change.items[i]);
 767                d = it->util;
 768                if (d->stagemask)
 769                        wt_shortstatus_unmerged(null_termination, it, s);
 770                else
 771                        wt_shortstatus_status(null_termination, it, s);
 772        }
 773        for (i = 0; i < s->untracked.nr; i++) {
 774                struct string_list_item *it;
 775
 776                it = &(s->untracked.items[i]);
 777                wt_shortstatus_other(null_termination, it, s, "??");
 778        }
 779        for (i = 0; i < s->ignored.nr; i++) {
 780                struct string_list_item *it;
 781
 782                it = &(s->ignored.items[i]);
 783                wt_shortstatus_other(null_termination, it, s, "!!");
 784        }
 785}
 786
 787void wt_porcelain_print(struct wt_status *s, int null_termination)
 788{
 789        s->use_color = 0;
 790        s->relative_paths = 0;
 791        s->prefix = NULL;
 792        wt_shortstatus_print(s, null_termination);
 793}