Andrew's git / gitweb.git / wt-status.c
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wt-status.con commit Typos: t/README (63d3294)
   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
  35void wt_status_prepare(struct wt_status *s)
  36{
  37        unsigned char sha1[20];
  38        const char *head;
  39
  40        memset(s, 0, sizeof(*s));
  41        memcpy(s->color_palette, default_wt_status_colors,
  42               sizeof(default_wt_status_colors));
  43        s->show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
  44        s->use_color = -1;
  45        s->relative_paths = 1;
  46        head = resolve_ref("HEAD", sha1, 0, NULL);
  47        s->branch = head ? xstrdup(head) : NULL;
  48        s->reference = "HEAD";
  49        s->fp = stdout;
  50        s->index_file = get_index_file();
  51        s->change.strdup_strings = 1;
  52        s->untracked.strdup_strings = 1;
  53        s->ignored.strdup_strings = 1;
  54}
  55
  56static void wt_status_print_unmerged_header(struct wt_status *s)
  57{
  58        const char *c = color(WT_STATUS_HEADER, s);
  59
  60        color_fprintf_ln(s->fp, c, "# Unmerged paths:");
  61        if (!advice_status_hints)
  62                return;
  63        if (s->in_merge)
  64                ;
  65        else if (!s->is_initial)
  66                color_fprintf_ln(s->fp, c, "#   (use \"git reset %s <file>...\" to unstage)", s->reference);
  67        else
  68                color_fprintf_ln(s->fp, c, "#   (use \"git rm --cached <file>...\" to unstage)");
  69        color_fprintf_ln(s->fp, c, "#   (use \"git add/rm <file>...\" as appropriate to mark resolution)");
  70        color_fprintf_ln(s->fp, c, "#");
  71}
  72
  73static void wt_status_print_cached_header(struct wt_status *s)
  74{
  75        const char *c = color(WT_STATUS_HEADER, s);
  76
  77        color_fprintf_ln(s->fp, c, "# Changes to be committed:");
  78        if (!advice_status_hints)
  79                return;
  80        if (s->in_merge)
  81                ; /* NEEDSWORK: use "git reset --unresolve"??? */
  82        else if (!s->is_initial)
  83                color_fprintf_ln(s->fp, c, "#   (use \"git reset %s <file>...\" to unstage)", s->reference);
  84        else
  85                color_fprintf_ln(s->fp, c, "#   (use \"git rm --cached <file>...\" to unstage)");
  86        color_fprintf_ln(s->fp, c, "#");
  87}
  88
  89static void wt_status_print_dirty_header(struct wt_status *s,
  90                                         int has_deleted,
  91                                         int has_dirty_submodules)
  92{
  93        const char *c = color(WT_STATUS_HEADER, s);
  94
  95        color_fprintf_ln(s->fp, c, "# Changes not staged for commit:");
  96        if (!advice_status_hints)
  97                return;
  98        if (!has_deleted)
  99                color_fprintf_ln(s->fp, c, "#   (use \"git add <file>...\" to update what will be committed)");
 100        else
 101                color_fprintf_ln(s->fp, c, "#   (use \"git add/rm <file>...\" to update what will be committed)");
 102        color_fprintf_ln(s->fp, c, "#   (use \"git checkout -- <file>...\" to discard changes in working directory)");
 103        if (has_dirty_submodules)
 104                color_fprintf_ln(s->fp, c, "#   (commit or discard the untracked or modified content in submodules)");
 105        color_fprintf_ln(s->fp, c, "#");
 106}
 107
 108static void wt_status_print_other_header(struct wt_status *s,
 109                                         const char *what,
 110                                         const char *how)
 111{
 112        const char *c = color(WT_STATUS_HEADER, s);
 113        color_fprintf_ln(s->fp, c, "# %s files:", what);
 114        if (!advice_status_hints)
 115                return;
 116        color_fprintf_ln(s->fp, c, "#   (use \"git %s <file>...\" to include in what will be committed)", how);
 117        color_fprintf_ln(s->fp, c, "#");
 118}
 119
 120static void wt_status_print_trailer(struct wt_status *s)
 121{
 122        color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "#");
 123}
 124
 125#define quote_path quote_path_relative
 126
 127static void wt_status_print_unmerged_data(struct wt_status *s,
 128                                          struct string_list_item *it)
 129{
 130        const char *c = color(WT_STATUS_UNMERGED, s);
 131        struct wt_status_change_data *d = it->util;
 132        struct strbuf onebuf = STRBUF_INIT;
 133        const char *one, *how = "bug";
 134
 135        one = quote_path(it->string, -1, &onebuf, s->prefix);
 136        color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "#\t");
 137        switch (d->stagemask) {
 138        case 1: how = "both deleted:"; break;
 139        case 2: how = "added by us:"; break;
 140        case 3: how = "deleted by them:"; break;
 141        case 4: how = "added by them:"; break;
 142        case 5: how = "deleted by us:"; break;
 143        case 6: how = "both added:"; break;
 144        case 7: how = "both modified:"; break;
 145        }
 146        color_fprintf(s->fp, c, "%-20s%s\n", how, one);
 147        strbuf_release(&onebuf);
 148}
 149
 150static void wt_status_print_change_data(struct wt_status *s,
 151                                        int change_type,
 152                                        struct string_list_item *it)
 153{
 154        struct wt_status_change_data *d = it->util;
 155        const char *c = color(change_type, s);
 156        int status = status;
 157        char *one_name;
 158        char *two_name;
 159        const char *one, *two;
 160        struct strbuf onebuf = STRBUF_INIT, twobuf = STRBUF_INIT;
 161        struct strbuf extra = STRBUF_INIT;
 162
 163        one_name = two_name = it->string;
 164        switch (change_type) {
 165        case WT_STATUS_UPDATED:
 166                status = d->index_status;
 167                if (d->head_path)
 168                        one_name = d->head_path;
 169                break;
 170        case WT_STATUS_CHANGED:
 171                if (d->new_submodule_commits || d->dirty_submodule) {
 172                        strbuf_addstr(&extra, " (");
 173                        if (d->new_submodule_commits)
 174                                strbuf_addf(&extra, "new commits, ");
 175                        if (d->dirty_submodule & DIRTY_SUBMODULE_MODIFIED)
 176                                strbuf_addf(&extra, "modified content, ");
 177                        if (d->dirty_submodule & DIRTY_SUBMODULE_UNTRACKED)
 178                                strbuf_addf(&extra, "untracked content, ");
 179                        strbuf_setlen(&extra, extra.len - 2);
 180                        strbuf_addch(&extra, ')');
 181                }
 182                status = d->worktree_status;
 183                break;
 184        }
 185
 186        one = quote_path(one_name, -1, &onebuf, s->prefix);
 187        two = quote_path(two_name, -1, &twobuf, s->prefix);
 188
 189        color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "#\t");
 190        switch (status) {
 191        case DIFF_STATUS_ADDED:
 192                color_fprintf(s->fp, c, "new file:   %s", one);
 193                break;
 194        case DIFF_STATUS_COPIED:
 195                color_fprintf(s->fp, c, "copied:     %s -> %s", one, two);
 196                break;
 197        case DIFF_STATUS_DELETED:
 198                color_fprintf(s->fp, c, "deleted:    %s", one);
 199                break;
 200        case DIFF_STATUS_MODIFIED:
 201                color_fprintf(s->fp, c, "modified:   %s", one);
 202                break;
 203        case DIFF_STATUS_RENAMED:
 204                color_fprintf(s->fp, c, "renamed:    %s -> %s", one, two);
 205                break;
 206        case DIFF_STATUS_TYPE_CHANGED:
 207                color_fprintf(s->fp, c, "typechange: %s", one);
 208                break;
 209        case DIFF_STATUS_UNKNOWN:
 210                color_fprintf(s->fp, c, "unknown:    %s", one);
 211                break;
 212        case DIFF_STATUS_UNMERGED:
 213                color_fprintf(s->fp, c, "unmerged:   %s", one);
 214                break;
 215        default:
 216                die("bug: unhandled diff status %c", status);
 217        }
 218        if (extra.len) {
 219                color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "%s", extra.buf);
 220                strbuf_release(&extra);
 221        }
 222        fprintf(s->fp, "\n");
 223        strbuf_release(&onebuf);
 224        strbuf_release(&twobuf);
 225}
 226
 227static void wt_status_collect_changed_cb(struct diff_queue_struct *q,
 228                                         struct diff_options *options,
 229                                         void *data)
 230{
 231        struct wt_status *s = data;
 232        int i;
 233
 234        if (!q->nr)
 235                return;
 236        s->workdir_dirty = 1;
 237        for (i = 0; i < q->nr; i++) {
 238                struct diff_filepair *p;
 239                struct string_list_item *it;
 240                struct wt_status_change_data *d;
 241
 242                p = q->queue[i];
 243                it = string_list_insert(&s->change, p->one->path);
 244                d = it->util;
 245                if (!d) {
 246                        d = xcalloc(1, sizeof(*d));
 247                        it->util = d;
 248                }
 249                if (!d->worktree_status)
 250                        d->worktree_status = p->status;
 251                d->dirty_submodule = p->two->dirty_submodule;
 252                if (S_ISGITLINK(p->two->mode))
 253                        d->new_submodule_commits = !!hashcmp(p->one->sha1, p->two->sha1);
 254        }
 255}
 256
 257static int unmerged_mask(const char *path)
 258{
 259        int pos, mask;
 260        struct cache_entry *ce;
 261
 262        pos = cache_name_pos(path, strlen(path));
 263        if (0 <= pos)
 264                return 0;
 265
 266        mask = 0;
 267        pos = -pos-1;
 268        while (pos < active_nr) {
 269                ce = active_cache[pos++];
 270                if (strcmp(ce->name, path) || !ce_stage(ce))
 271                        break;
 272                mask |= (1 << (ce_stage(ce) - 1));
 273        }
 274        return mask;
 275}
 276
 277static void wt_status_collect_updated_cb(struct diff_queue_struct *q,
 278                                         struct diff_options *options,
 279                                         void *data)
 280{
 281        struct wt_status *s = data;
 282        int i;
 283
 284        for (i = 0; i < q->nr; i++) {
 285                struct diff_filepair *p;
 286                struct string_list_item *it;
 287                struct wt_status_change_data *d;
 288
 289                p = q->queue[i];
 290                it = string_list_insert(&s->change, p->two->path);
 291                d = it->util;
 292                if (!d) {
 293                        d = xcalloc(1, sizeof(*d));
 294                        it->util = d;
 295                }
 296                if (!d->index_status)
 297                        d->index_status = p->status;
 298                switch (p->status) {
 299                case DIFF_STATUS_COPIED:
 300                case DIFF_STATUS_RENAMED:
 301                        d->head_path = xstrdup(p->one->path);
 302                        break;
 303                case DIFF_STATUS_UNMERGED:
 304                        d->stagemask = unmerged_mask(p->two->path);
 305                        break;
 306                }
 307        }
 308}
 309
 310static void wt_status_collect_changes_worktree(struct wt_status *s)
 311{
 312        struct rev_info rev;
 313
 314        init_revisions(&rev, NULL);
 315        setup_revisions(0, NULL, &rev, NULL);
 316        rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
 317        DIFF_OPT_SET(&rev.diffopt, DIRTY_SUBMODULES);
 318        if (!s->show_untracked_files)
 319                DIFF_OPT_SET(&rev.diffopt, IGNORE_UNTRACKED_IN_SUBMODULES);
 320        if (s->ignore_submodule_arg) {
 321                DIFF_OPT_SET(&rev.diffopt, OVERRIDE_SUBMODULE_CONFIG);
 322                handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
 323    }
 324        rev.diffopt.format_callback = wt_status_collect_changed_cb;
 325        rev.diffopt.format_callback_data = s;
 326        rev.prune_data = s->pathspec;
 327        run_diff_files(&rev, 0);
 328}
 329
 330static void wt_status_collect_changes_index(struct wt_status *s)
 331{
 332        struct rev_info rev;
 333        struct setup_revision_opt opt;
 334
 335        init_revisions(&rev, NULL);
 336        memset(&opt, 0, sizeof(opt));
 337        opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
 338        setup_revisions(0, NULL, &rev, &opt);
 339
 340        if (s->ignore_submodule_arg) {
 341                DIFF_OPT_SET(&rev.diffopt, OVERRIDE_SUBMODULE_CONFIG);
 342                handle_ignore_submodules_arg(&rev.diffopt, s->ignore_submodule_arg);
 343        }
 344
 345        rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
 346        rev.diffopt.format_callback = wt_status_collect_updated_cb;
 347        rev.diffopt.format_callback_data = s;
 348        rev.diffopt.detect_rename = 1;
 349        rev.diffopt.rename_limit = 200;
 350        rev.diffopt.break_opt = 0;
 351        rev.prune_data = s->pathspec;
 352        run_diff_index(&rev, 1);
 353}
 354
 355static void wt_status_collect_changes_initial(struct wt_status *s)
 356{
 357        int i;
 358
 359        for (i = 0; i < active_nr; i++) {
 360                struct string_list_item *it;
 361                struct wt_status_change_data *d;
 362                struct cache_entry *ce = active_cache[i];
 363
 364                if (!ce_path_match(ce, s->pathspec))
 365                        continue;
 366                it = string_list_insert(&s->change, ce->name);
 367                d = it->util;
 368                if (!d) {
 369                        d = xcalloc(1, sizeof(*d));
 370                        it->util = d;
 371                }
 372                if (ce_stage(ce)) {
 373                        d->index_status = DIFF_STATUS_UNMERGED;
 374                        d->stagemask |= (1 << (ce_stage(ce) - 1));
 375                }
 376                else
 377                        d->index_status = DIFF_STATUS_ADDED;
 378        }
 379}
 380
 381static void wt_status_collect_untracked(struct wt_status *s)
 382{
 383        int i;
 384        struct dir_struct dir;
 385
 386        if (!s->show_untracked_files)
 387                return;
 388        memset(&dir, 0, sizeof(dir));
 389        if (s->show_untracked_files != SHOW_ALL_UNTRACKED_FILES)
 390                dir.flags |=
 391                        DIR_SHOW_OTHER_DIRECTORIES | DIR_HIDE_EMPTY_DIRECTORIES;
 392        setup_standard_excludes(&dir);
 393
 394        fill_directory(&dir, s->pathspec);
 395        for (i = 0; i < dir.nr; i++) {
 396                struct dir_entry *ent = dir.entries[i];
 397                if (cache_name_is_other(ent->name, ent->len) &&
 398                    match_pathspec(s->pathspec, ent->name, ent->len, 0, NULL))
 399                        string_list_insert(&s->untracked, ent->name);
 400                free(ent);
 401        }
 402
 403        if (s->show_ignored_files) {
 404                dir.nr = 0;
 405                dir.flags = DIR_SHOW_IGNORED | DIR_SHOW_OTHER_DIRECTORIES;
 406                fill_directory(&dir, s->pathspec);
 407                for (i = 0; i < dir.nr; i++) {
 408                        struct dir_entry *ent = dir.entries[i];
 409                        if (cache_name_is_other(ent->name, ent->len) &&
 410                            match_pathspec(s->pathspec, ent->name, ent->len, 0, NULL))
 411                                string_list_insert(&s->ignored, ent->name);
 412                        free(ent);
 413                }
 414        }
 415
 416        free(dir.entries);
 417}
 418
 419void wt_status_collect(struct wt_status *s)
 420{
 421        wt_status_collect_changes_worktree(s);
 422
 423        if (s->is_initial)
 424                wt_status_collect_changes_initial(s);
 425        else
 426                wt_status_collect_changes_index(s);
 427        wt_status_collect_untracked(s);
 428}
 429
 430static void wt_status_print_unmerged(struct wt_status *s)
 431{
 432        int shown_header = 0;
 433        int i;
 434
 435        for (i = 0; i < s->change.nr; i++) {
 436                struct wt_status_change_data *d;
 437                struct string_list_item *it;
 438                it = &(s->change.items[i]);
 439                d = it->util;
 440                if (!d->stagemask)
 441                        continue;
 442                if (!shown_header) {
 443                        wt_status_print_unmerged_header(s);
 444                        shown_header = 1;
 445                }
 446                wt_status_print_unmerged_data(s, it);
 447        }
 448        if (shown_header)
 449                wt_status_print_trailer(s);
 450
 451}
 452
 453static void wt_status_print_updated(struct wt_status *s)
 454{
 455        int shown_header = 0;
 456        int i;
 457
 458        for (i = 0; i < s->change.nr; i++) {
 459                struct wt_status_change_data *d;
 460                struct string_list_item *it;
 461                it = &(s->change.items[i]);
 462                d = it->util;
 463                if (!d->index_status ||
 464                    d->index_status == DIFF_STATUS_UNMERGED)
 465                        continue;
 466                if (!shown_header) {
 467                        wt_status_print_cached_header(s);
 468                        s->commitable = 1;
 469                        shown_header = 1;
 470                }
 471                wt_status_print_change_data(s, WT_STATUS_UPDATED, it);
 472        }
 473        if (shown_header)
 474                wt_status_print_trailer(s);
 475}
 476
 477/*
 478 * -1 : has delete
 479 *  0 : no change
 480 *  1 : some change but no delete
 481 */
 482static int wt_status_check_worktree_changes(struct wt_status *s,
 483                                             int *dirty_submodules)
 484{
 485        int i;
 486        int changes = 0;
 487
 488        *dirty_submodules = 0;
 489
 490        for (i = 0; i < s->change.nr; i++) {
 491                struct wt_status_change_data *d;
 492                d = s->change.items[i].util;
 493                if (!d->worktree_status ||
 494                    d->worktree_status == DIFF_STATUS_UNMERGED)
 495                        continue;
 496                if (!changes)
 497                        changes = 1;
 498                if (d->dirty_submodule)
 499                        *dirty_submodules = 1;
 500                if (d->worktree_status == DIFF_STATUS_DELETED)
 501                        changes = -1;
 502        }
 503        return changes;
 504}
 505
 506static void wt_status_print_changed(struct wt_status *s)
 507{
 508        int i, dirty_submodules;
 509        int worktree_changes = wt_status_check_worktree_changes(s, &dirty_submodules);
 510
 511        if (!worktree_changes)
 512                return;
 513
 514        wt_status_print_dirty_header(s, worktree_changes < 0, dirty_submodules);
 515
 516        for (i = 0; i < s->change.nr; i++) {
 517                struct wt_status_change_data *d;
 518                struct string_list_item *it;
 519                it = &(s->change.items[i]);
 520                d = it->util;
 521                if (!d->worktree_status ||
 522                    d->worktree_status == DIFF_STATUS_UNMERGED)
 523                        continue;
 524                wt_status_print_change_data(s, WT_STATUS_CHANGED, it);
 525        }
 526        wt_status_print_trailer(s);
 527}
 528
 529static void wt_status_print_submodule_summary(struct wt_status *s, int uncommitted)
 530{
 531        struct child_process sm_summary;
 532        char summary_limit[64];
 533        char index[PATH_MAX];
 534        const char *env[] = { NULL, NULL };
 535        const char *argv[8];
 536
 537        env[0] =        index;
 538        argv[0] =       "submodule";
 539        argv[1] =       "summary";
 540        argv[2] =       uncommitted ? "--files" : "--cached";
 541        argv[3] =       "--for-status";
 542        argv[4] =       "--summary-limit";
 543        argv[5] =       summary_limit;
 544        argv[6] =       uncommitted ? NULL : (s->amend ? "HEAD^" : "HEAD");
 545        argv[7] =       NULL;
 546
 547        sprintf(summary_limit, "%d", s->submodule_summary);
 548        snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", s->index_file);
 549
 550        memset(&sm_summary, 0, sizeof(sm_summary));
 551        sm_summary.argv = argv;
 552        sm_summary.env = env;
 553        sm_summary.git_cmd = 1;
 554        sm_summary.no_stdin = 1;
 555        fflush(s->fp);
 556        sm_summary.out = dup(fileno(s->fp));    /* run_command closes it */
 557        run_command(&sm_summary);
 558}
 559
 560static void wt_status_print_other(struct wt_status *s,
 561                                  struct string_list *l,
 562                                  const char *what,
 563                                  const char *how)
 564{
 565        int i;
 566        struct strbuf buf = STRBUF_INIT;
 567
 568        if (!s->untracked.nr)
 569                return;
 570
 571        wt_status_print_other_header(s, what, how);
 572
 573        for (i = 0; i < l->nr; i++) {
 574                struct string_list_item *it;
 575                it = &(l->items[i]);
 576                color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "#\t");
 577                color_fprintf_ln(s->fp, color(WT_STATUS_UNTRACKED, s), "%s",
 578                                 quote_path(it->string, strlen(it->string),
 579                                            &buf, s->prefix));
 580        }
 581        strbuf_release(&buf);
 582}
 583
 584static void wt_status_print_verbose(struct wt_status *s)
 585{
 586        struct rev_info rev;
 587        struct setup_revision_opt opt;
 588
 589        init_revisions(&rev, NULL);
 590        DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV);
 591
 592        memset(&opt, 0, sizeof(opt));
 593        opt.def = s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference;
 594        setup_revisions(0, NULL, &rev, &opt);
 595
 596        rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
 597        rev.diffopt.detect_rename = 1;
 598        rev.diffopt.file = s->fp;
 599        rev.diffopt.close_file = 0;
 600        /*
 601         * If we're not going to stdout, then we definitely don't
 602         * want color, since we are going to the commit message
 603         * file (and even the "auto" setting won't work, since it
 604         * will have checked isatty on stdout).
 605         */
 606        if (s->fp != stdout)
 607                DIFF_OPT_CLR(&rev.diffopt, COLOR_DIFF);
 608        run_diff_index(&rev, 1);
 609}
 610
 611static void wt_status_print_tracking(struct wt_status *s)
 612{
 613        struct strbuf sb = STRBUF_INIT;
 614        const char *cp, *ep;
 615        struct branch *branch;
 616
 617        assert(s->branch && !s->is_initial);
 618        if (prefixcmp(s->branch, "refs/heads/"))
 619                return;
 620        branch = branch_get(s->branch + 11);
 621        if (!format_tracking_info(branch, &sb))
 622                return;
 623
 624        for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1)
 625                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s),
 626                                 "# %.*s", (int)(ep - cp), cp);
 627        color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "#");
 628}
 629
 630void wt_status_print(struct wt_status *s)
 631{
 632        const char *branch_color = color(WT_STATUS_ONBRANCH, s);
 633        const char *branch_status_color = color(WT_STATUS_HEADER, s);
 634
 635        if (s->branch) {
 636                const char *on_what = "On branch ";
 637                const char *branch_name = s->branch;
 638                if (!prefixcmp(branch_name, "refs/heads/"))
 639                        branch_name += 11;
 640                else if (!strcmp(branch_name, "HEAD")) {
 641                        branch_name = "";
 642                        branch_status_color = color(WT_STATUS_NOBRANCH, s);
 643                        on_what = "Not currently on any branch.";
 644                }
 645                color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "# ");
 646                color_fprintf(s->fp, branch_status_color, "%s", on_what);
 647                color_fprintf_ln(s->fp, branch_color, "%s", branch_name);
 648                if (!s->is_initial)
 649                        wt_status_print_tracking(s);
 650        }
 651
 652        if (s->is_initial) {
 653                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "#");
 654                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "# Initial commit");
 655                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER, s), "#");
 656        }
 657
 658        wt_status_print_updated(s);
 659        wt_status_print_unmerged(s);
 660        wt_status_print_changed(s);
 661        if (s->submodule_summary &&
 662            (!s->ignore_submodule_arg ||
 663             strcmp(s->ignore_submodule_arg, "all"))) {
 664                wt_status_print_submodule_summary(s, 0);  /* staged */
 665                wt_status_print_submodule_summary(s, 1);  /* unstaged */
 666        }
 667        if (s->show_untracked_files) {
 668                wt_status_print_other(s, &s->untracked, "Untracked", "add");
 669                if (s->show_ignored_files)
 670                        wt_status_print_other(s, &s->ignored, "Ignored", "add -f");
 671        } else if (s->commitable)
 672                fprintf(s->fp, "# Untracked files not listed%s\n",
 673                        advice_status_hints
 674                        ? " (use -u option to show untracked files)" : "");
 675
 676        if (s->verbose)
 677                wt_status_print_verbose(s);
 678        if (!s->commitable) {
 679                if (s->amend)
 680                        fprintf(s->fp, "# No changes\n");
 681                else if (s->nowarn)
 682                        ; /* nothing */
 683                else if (s->workdir_dirty)
 684                        printf("no changes added to commit%s\n",
 685                                advice_status_hints
 686                                ? " (use \"git add\" and/or \"git commit -a\")" : "");
 687                else if (s->untracked.nr)
 688                        printf("nothing added to commit but untracked files present%s\n",
 689                                advice_status_hints
 690                                ? " (use \"git add\" to track)" : "");
 691                else if (s->is_initial)
 692                        printf("nothing to commit%s\n", advice_status_hints
 693                                ? " (create/copy files and use \"git add\" to track)" : "");
 694                else if (!s->show_untracked_files)
 695                        printf("nothing to commit%s\n", advice_status_hints
 696                                ? " (use -u to show untracked files)" : "");
 697                else
 698                        printf("nothing to commit%s\n", advice_status_hints
 699                                ? " (working directory clean)" : "");
 700        }
 701}
 702
 703static void wt_shortstatus_unmerged(int null_termination, struct string_list_item *it,
 704                           struct wt_status *s)
 705{
 706        struct wt_status_change_data *d = it->util;
 707        const char *how = "??";
 708
 709        switch (d->stagemask) {
 710        case 1: how = "DD"; break; /* both deleted */
 711        case 2: how = "AU"; break; /* added by us */
 712        case 3: how = "UD"; break; /* deleted by them */
 713        case 4: how = "UA"; break; /* added by them */
 714        case 5: how = "DU"; break; /* deleted by us */
 715        case 6: how = "AA"; break; /* both added */
 716        case 7: how = "UU"; break; /* both modified */
 717        }
 718        color_fprintf(s->fp, color(WT_STATUS_UNMERGED, s), "%s", how);
 719        if (null_termination) {
 720                fprintf(stdout, " %s%c", it->string, 0);
 721        } else {
 722                struct strbuf onebuf = STRBUF_INIT;
 723                const char *one;
 724                one = quote_path(it->string, -1, &onebuf, s->prefix);
 725                printf(" %s\n", one);
 726                strbuf_release(&onebuf);
 727        }
 728}
 729
 730static void wt_shortstatus_status(int null_termination, struct string_list_item *it,
 731                         struct wt_status *s)
 732{
 733        struct wt_status_change_data *d = it->util;
 734
 735        if (d->index_status)
 736                color_fprintf(s->fp, color(WT_STATUS_UPDATED, s), "%c", d->index_status);
 737        else
 738                putchar(' ');
 739        if (d->worktree_status)
 740                color_fprintf(s->fp, color(WT_STATUS_CHANGED, s), "%c", d->worktree_status);
 741        else
 742                putchar(' ');
 743        putchar(' ');
 744        if (null_termination) {
 745                fprintf(stdout, "%s%c", it->string, 0);
 746                if (d->head_path)
 747                        fprintf(stdout, "%s%c", d->head_path, 0);
 748        } else {
 749                struct strbuf onebuf = STRBUF_INIT;
 750                const char *one;
 751                if (d->head_path) {
 752                        one = quote_path(d->head_path, -1, &onebuf, s->prefix);
 753                        if (*one != '"' && strchr(one, ' ') != NULL) {
 754                                putchar('"');
 755                                strbuf_addch(&onebuf, '"');
 756                                one = onebuf.buf;
 757                        }
 758                        printf("%s -> ", one);
 759                        strbuf_release(&onebuf);
 760                }
 761                one = quote_path(it->string, -1, &onebuf, s->prefix);
 762                if (*one != '"' && strchr(one, ' ') != NULL) {
 763                        putchar('"');
 764                        strbuf_addch(&onebuf, '"');
 765                        one = onebuf.buf;
 766                }
 767                printf("%s\n", one);
 768                strbuf_release(&onebuf);
 769        }
 770}
 771
 772static void wt_shortstatus_other(int null_termination, struct string_list_item *it,
 773                                 struct wt_status *s, const char *sign)
 774{
 775        if (null_termination) {
 776                fprintf(stdout, "%s %s%c", sign, it->string, 0);
 777        } else {
 778                struct strbuf onebuf = STRBUF_INIT;
 779                const char *one;
 780                one = quote_path(it->string, -1, &onebuf, s->prefix);
 781                color_fprintf(s->fp, color(WT_STATUS_UNTRACKED, s), "%s", sign);
 782                printf(" %s\n", one);
 783                strbuf_release(&onebuf);
 784        }
 785}
 786
 787static void wt_shortstatus_print_tracking(struct wt_status *s)
 788{
 789        struct branch *branch;
 790        const char *header_color = color(WT_STATUS_HEADER, s);
 791        const char *branch_color_local = color(WT_STATUS_LOCAL_BRANCH, s);
 792        const char *branch_color_remote = color(WT_STATUS_REMOTE_BRANCH, s);
 793
 794        const char *base;
 795        const char *branch_name;
 796        int num_ours, num_theirs;
 797
 798        color_fprintf(s->fp, color(WT_STATUS_HEADER, s), "## ");
 799
 800        if (!s->branch)
 801                return;
 802        branch_name = s->branch;
 803
 804        if (!prefixcmp(branch_name, "refs/heads/"))
 805                branch_name += 11;
 806        else if (!strcmp(branch_name, "HEAD")) {
 807                branch_name = "HEAD (no branch)";
 808                branch_color_local = color(WT_STATUS_NOBRANCH, s);
 809        }
 810
 811        branch = branch_get(s->branch + 11);
 812        if (s->is_initial)
 813                color_fprintf(s->fp, header_color, "Initial commit on ");
 814        if (!stat_tracking_info(branch, &num_ours, &num_theirs)) {
 815                color_fprintf_ln(s->fp, branch_color_local,
 816                        "%s", branch_name);
 817                return;
 818        }
 819
 820        base = branch->merge[0]->dst;
 821        base = shorten_unambiguous_ref(base, 0);
 822        color_fprintf(s->fp, branch_color_local, "%s", branch_name);
 823        color_fprintf(s->fp, header_color, "...");
 824        color_fprintf(s->fp, branch_color_remote, "%s", base);
 825
 826        color_fprintf(s->fp, header_color, " [");
 827        if (!num_ours) {
 828                color_fprintf(s->fp, header_color, "behind ");
 829                color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
 830        } else if (!num_theirs) {
 831                color_fprintf(s->fp, header_color, "ahead ");
 832                color_fprintf(s->fp, branch_color_local, "%d", num_ours);
 833        } else {
 834                color_fprintf(s->fp, header_color, "ahead ");
 835                color_fprintf(s->fp, branch_color_local, "%d", num_ours);
 836                color_fprintf(s->fp, header_color, ", behind ");
 837                color_fprintf(s->fp, branch_color_remote, "%d", num_theirs);
 838        }
 839
 840        color_fprintf_ln(s->fp, header_color, "]");
 841}
 842
 843void wt_shortstatus_print(struct wt_status *s, int null_termination, int show_branch)
 844{
 845        int i;
 846
 847        if (show_branch)
 848                wt_shortstatus_print_tracking(s);
 849
 850        for (i = 0; i < s->change.nr; i++) {
 851                struct wt_status_change_data *d;
 852                struct string_list_item *it;
 853
 854                it = &(s->change.items[i]);
 855                d = it->util;
 856                if (d->stagemask)
 857                        wt_shortstatus_unmerged(null_termination, it, s);
 858                else
 859                        wt_shortstatus_status(null_termination, it, s);
 860        }
 861        for (i = 0; i < s->untracked.nr; i++) {
 862                struct string_list_item *it;
 863
 864                it = &(s->untracked.items[i]);
 865                wt_shortstatus_other(null_termination, it, s, "??");
 866        }
 867        for (i = 0; i < s->ignored.nr; i++) {
 868                struct string_list_item *it;
 869
 870                it = &(s->ignored.items[i]);
 871                wt_shortstatus_other(null_termination, it, s, "!!");
 872        }
 873}
 874
 875void wt_porcelain_print(struct wt_status *s, int null_termination)
 876{
 877        s->use_color = 0;
 878        s->relative_paths = 0;
 879        s->prefix = NULL;
 880        wt_shortstatus_print(s, null_termination, 0);
 881}