wt-status.con commit show_stats(): fix stats width calculation (861d1af)
   1#include "cache.h"
   2#include "wt-status.h"
   3#include "color.h"
   4#include "object.h"
   5#include "dir.h"
   6#include "commit.h"
   7#include "diff.h"
   8#include "revision.h"
   9#include "diffcore.h"
  10#include "quote.h"
  11#include "run-command.h"
  12
  13int wt_status_relative_paths = 1;
  14int wt_status_use_color = -1;
  15int wt_status_submodule_summary;
  16static char wt_status_colors[][COLOR_MAXLEN] = {
  17        "",         /* WT_STATUS_HEADER: normal */
  18        "\033[32m", /* WT_STATUS_UPDATED: green */
  19        "\033[31m", /* WT_STATUS_CHANGED: red */
  20        "\033[31m", /* WT_STATUS_UNTRACKED: red */
  21        "\033[31m", /* WT_STATUS_NOBRANCH: red */
  22};
  23
  24static const char use_add_msg[] =
  25"use \"git add <file>...\" to update what will be committed";
  26static const char use_add_rm_msg[] =
  27"use \"git add/rm <file>...\" to update what will be committed";
  28static const char use_add_to_include_msg[] =
  29"use \"git add <file>...\" to include in what will be committed";
  30enum untracked_status_type show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
  31
  32static int parse_status_slot(const char *var, int offset)
  33{
  34        if (!strcasecmp(var+offset, "header"))
  35                return WT_STATUS_HEADER;
  36        if (!strcasecmp(var+offset, "updated")
  37                || !strcasecmp(var+offset, "added"))
  38                return WT_STATUS_UPDATED;
  39        if (!strcasecmp(var+offset, "changed"))
  40                return WT_STATUS_CHANGED;
  41        if (!strcasecmp(var+offset, "untracked"))
  42                return WT_STATUS_UNTRACKED;
  43        if (!strcasecmp(var+offset, "nobranch"))
  44                return WT_STATUS_NOBRANCH;
  45        die("bad config variable '%s'", var);
  46}
  47
  48static const char* color(int slot)
  49{
  50        return wt_status_use_color > 0 ? wt_status_colors[slot] : "";
  51}
  52
  53void wt_status_prepare(struct wt_status *s)
  54{
  55        unsigned char sha1[20];
  56        const char *head;
  57
  58        memset(s, 0, sizeof(*s));
  59        head = resolve_ref("HEAD", sha1, 0, NULL);
  60        s->branch = head ? xstrdup(head) : NULL;
  61        s->reference = "HEAD";
  62        s->fp = stdout;
  63        s->index_file = get_index_file();
  64}
  65
  66static void wt_status_print_cached_header(struct wt_status *s)
  67{
  68        const char *c = color(WT_STATUS_HEADER);
  69        color_fprintf_ln(s->fp, c, "# Changes to be committed:");
  70        if (!s->is_initial) {
  71                color_fprintf_ln(s->fp, c, "#   (use \"git reset %s <file>...\" to unstage)", s->reference);
  72        } else {
  73                color_fprintf_ln(s->fp, c, "#   (use \"git rm --cached <file>...\" to unstage)");
  74        }
  75        color_fprintf_ln(s->fp, c, "#");
  76}
  77
  78static void wt_status_print_header(struct wt_status *s,
  79                                   const char *main, const char *sub)
  80{
  81        const char *c = color(WT_STATUS_HEADER);
  82        color_fprintf_ln(s->fp, c, "# %s:", main);
  83        color_fprintf_ln(s->fp, c, "#   (%s)", sub);
  84        color_fprintf_ln(s->fp, c, "#");
  85}
  86
  87static void wt_status_print_trailer(struct wt_status *s)
  88{
  89        color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), "#");
  90}
  91
  92#define quote_path quote_path_relative
  93
  94static void wt_status_print_filepair(struct wt_status *s,
  95                                     int t, struct diff_filepair *p)
  96{
  97        const char *c = color(t);
  98        const char *one, *two;
  99        struct strbuf onebuf, twobuf;
 100
 101        strbuf_init(&onebuf, 0);
 102        strbuf_init(&twobuf, 0);
 103        one = quote_path(p->one->path, -1, &onebuf, s->prefix);
 104        two = quote_path(p->two->path, -1, &twobuf, s->prefix);
 105
 106        color_fprintf(s->fp, color(WT_STATUS_HEADER), "#\t");
 107        switch (p->status) {
 108        case DIFF_STATUS_ADDED:
 109                color_fprintf(s->fp, c, "new file:   %s", one);
 110                break;
 111        case DIFF_STATUS_COPIED:
 112                color_fprintf(s->fp, c, "copied:     %s -> %s", one, two);
 113                break;
 114        case DIFF_STATUS_DELETED:
 115                color_fprintf(s->fp, c, "deleted:    %s", one);
 116                break;
 117        case DIFF_STATUS_MODIFIED:
 118                color_fprintf(s->fp, c, "modified:   %s", one);
 119                break;
 120        case DIFF_STATUS_RENAMED:
 121                color_fprintf(s->fp, c, "renamed:    %s -> %s", one, two);
 122                break;
 123        case DIFF_STATUS_TYPE_CHANGED:
 124                color_fprintf(s->fp, c, "typechange: %s", one);
 125                break;
 126        case DIFF_STATUS_UNKNOWN:
 127                color_fprintf(s->fp, c, "unknown:    %s", one);
 128                break;
 129        case DIFF_STATUS_UNMERGED:
 130                color_fprintf(s->fp, c, "unmerged:   %s", one);
 131                break;
 132        default:
 133                die("bug: unhandled diff status %c", p->status);
 134        }
 135        fprintf(s->fp, "\n");
 136        strbuf_release(&onebuf);
 137        strbuf_release(&twobuf);
 138}
 139
 140static void wt_status_print_updated_cb(struct diff_queue_struct *q,
 141                struct diff_options *options,
 142                void *data)
 143{
 144        struct wt_status *s = data;
 145        int shown_header = 0;
 146        int i;
 147        for (i = 0; i < q->nr; i++) {
 148                if (q->queue[i]->status == 'U')
 149                        continue;
 150                if (!shown_header) {
 151                        wt_status_print_cached_header(s);
 152                        s->commitable = 1;
 153                        shown_header = 1;
 154                }
 155                wt_status_print_filepair(s, WT_STATUS_UPDATED, q->queue[i]);
 156        }
 157        if (shown_header)
 158                wt_status_print_trailer(s);
 159}
 160
 161static void wt_status_print_changed_cb(struct diff_queue_struct *q,
 162                        struct diff_options *options,
 163                        void *data)
 164{
 165        struct wt_status *s = data;
 166        int i;
 167        if (q->nr) {
 168                const char *msg = use_add_msg;
 169                s->workdir_dirty = 1;
 170                for (i = 0; i < q->nr; i++)
 171                        if (q->queue[i]->status == DIFF_STATUS_DELETED) {
 172                                msg = use_add_rm_msg;
 173                                break;
 174                        }
 175                wt_status_print_header(s, "Changed but not updated", msg);
 176        }
 177        for (i = 0; i < q->nr; i++)
 178                wt_status_print_filepair(s, WT_STATUS_CHANGED, q->queue[i]);
 179        if (q->nr)
 180                wt_status_print_trailer(s);
 181}
 182
 183static void wt_status_print_initial(struct wt_status *s)
 184{
 185        int i;
 186        struct strbuf buf;
 187
 188        strbuf_init(&buf, 0);
 189        if (active_nr) {
 190                s->commitable = 1;
 191                wt_status_print_cached_header(s);
 192        }
 193        for (i = 0; i < active_nr; i++) {
 194                color_fprintf(s->fp, color(WT_STATUS_HEADER), "#\t");
 195                color_fprintf_ln(s->fp, color(WT_STATUS_UPDATED), "new file: %s",
 196                                quote_path(active_cache[i]->name, -1,
 197                                           &buf, s->prefix));
 198        }
 199        if (active_nr)
 200                wt_status_print_trailer(s);
 201        strbuf_release(&buf);
 202}
 203
 204static void wt_status_print_updated(struct wt_status *s)
 205{
 206        struct rev_info rev;
 207        init_revisions(&rev, NULL);
 208        setup_revisions(0, NULL, &rev, s->reference);
 209        rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
 210        rev.diffopt.format_callback = wt_status_print_updated_cb;
 211        rev.diffopt.format_callback_data = s;
 212        rev.diffopt.detect_rename = 1;
 213        rev.diffopt.rename_limit = 200;
 214        rev.diffopt.break_opt = 0;
 215        run_diff_index(&rev, 1);
 216}
 217
 218static void wt_status_print_changed(struct wt_status *s)
 219{
 220        struct rev_info rev;
 221        init_revisions(&rev, "");
 222        setup_revisions(0, NULL, &rev, NULL);
 223        rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
 224        rev.diffopt.format_callback = wt_status_print_changed_cb;
 225        rev.diffopt.format_callback_data = s;
 226        run_diff_files(&rev, 0);
 227}
 228
 229static void wt_status_print_submodule_summary(struct wt_status *s)
 230{
 231        struct child_process sm_summary;
 232        char summary_limit[64];
 233        char index[PATH_MAX];
 234        const char *env[] = { index, NULL };
 235        const char *argv[] = {
 236                "submodule",
 237                "summary",
 238                "--cached",
 239                "--for-status",
 240                "--summary-limit",
 241                summary_limit,
 242                s->amend ? "HEAD^" : "HEAD",
 243                NULL
 244        };
 245
 246        sprintf(summary_limit, "%d", wt_status_submodule_summary);
 247        snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", s->index_file);
 248
 249        memset(&sm_summary, 0, sizeof(sm_summary));
 250        sm_summary.argv = argv;
 251        sm_summary.env = env;
 252        sm_summary.git_cmd = 1;
 253        sm_summary.no_stdin = 1;
 254        fflush(s->fp);
 255        sm_summary.out = dup(fileno(s->fp));    /* run_command closes it */
 256        run_command(&sm_summary);
 257}
 258
 259static void wt_status_print_untracked(struct wt_status *s)
 260{
 261        struct dir_struct dir;
 262        int i;
 263        int shown_header = 0;
 264        struct strbuf buf;
 265
 266        strbuf_init(&buf, 0);
 267        memset(&dir, 0, sizeof(dir));
 268
 269        if (!s->untracked) {
 270                dir.show_other_directories = 1;
 271                dir.hide_empty_directories = 1;
 272        }
 273        setup_standard_excludes(&dir);
 274
 275        read_directory(&dir, ".", "", 0, NULL);
 276        for(i = 0; i < dir.nr; i++) {
 277                /* check for matching entry, which is unmerged; lifted from
 278                 * builtin-ls-files:show_other_files */
 279                struct dir_entry *ent = dir.entries[i];
 280                int pos = cache_name_pos(ent->name, ent->len);
 281                struct cache_entry *ce;
 282                if (0 <= pos)
 283                        die("bug in wt_status_print_untracked");
 284                pos = -pos - 1;
 285                if (pos < active_nr) {
 286                        ce = active_cache[pos];
 287                        if (ce_namelen(ce) == ent->len &&
 288                            !memcmp(ce->name, ent->name, ent->len))
 289                                continue;
 290                }
 291                if (!shown_header) {
 292                        s->workdir_untracked = 1;
 293                        wt_status_print_header(s, "Untracked files",
 294                                               use_add_to_include_msg);
 295                        shown_header = 1;
 296                }
 297                color_fprintf(s->fp, color(WT_STATUS_HEADER), "#\t");
 298                color_fprintf_ln(s->fp, color(WT_STATUS_UNTRACKED), "%s",
 299                                quote_path(ent->name, ent->len,
 300                                        &buf, s->prefix));
 301        }
 302        strbuf_release(&buf);
 303}
 304
 305static void wt_status_print_verbose(struct wt_status *s)
 306{
 307        struct rev_info rev;
 308
 309        init_revisions(&rev, NULL);
 310        setup_revisions(0, NULL, &rev, s->reference);
 311        rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
 312        rev.diffopt.detect_rename = 1;
 313        rev.diffopt.file = s->fp;
 314        rev.diffopt.close_file = 0;
 315        run_diff_index(&rev, 1);
 316}
 317
 318void wt_status_print(struct wt_status *s)
 319{
 320        unsigned char sha1[20];
 321        const char *branch_color = color(WT_STATUS_HEADER);
 322
 323        s->is_initial = get_sha1(s->reference, sha1) ? 1 : 0;
 324        if (s->branch) {
 325                const char *on_what = "On branch ";
 326                const char *branch_name = s->branch;
 327                if (!prefixcmp(branch_name, "refs/heads/"))
 328                        branch_name += 11;
 329                else if (!strcmp(branch_name, "HEAD")) {
 330                        branch_name = "";
 331                        branch_color = color(WT_STATUS_NOBRANCH);
 332                        on_what = "Not currently on any branch.";
 333                }
 334                color_fprintf(s->fp, color(WT_STATUS_HEADER), "# ");
 335                color_fprintf_ln(s->fp, branch_color, "%s%s", on_what, branch_name);
 336        }
 337
 338        if (s->is_initial) {
 339                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), "#");
 340                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), "# Initial commit");
 341                color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), "#");
 342                wt_status_print_initial(s);
 343        }
 344        else {
 345                wt_status_print_updated(s);
 346        }
 347
 348        wt_status_print_changed(s);
 349        if (wt_status_submodule_summary)
 350                wt_status_print_submodule_summary(s);
 351        if (show_untracked_files)
 352                wt_status_print_untracked(s);
 353        else if (s->commitable)
 354                 fprintf(s->fp, "# Untracked files not listed (use -u option to show untracked files)\n");
 355
 356        if (s->verbose && !s->is_initial)
 357                wt_status_print_verbose(s);
 358        if (!s->commitable) {
 359                if (s->amend)
 360                        fprintf(s->fp, "# No changes\n");
 361                else if (s->nowarn)
 362                        ; /* nothing */
 363                else if (s->workdir_dirty)
 364                        printf("no changes added to commit (use \"git add\" and/or \"git commit -a\")\n");
 365                else if (s->workdir_untracked)
 366                        printf("nothing added to commit but untracked files present (use \"git add\" to track)\n");
 367                else if (s->is_initial)
 368                        printf("nothing to commit (create/copy files and use \"git add\" to track)\n");
 369                else if (!show_untracked_files)
 370                        printf("nothing to commit (use -u to show untracked files)\n");
 371                else
 372                        printf("nothing to commit (working directory clean)\n");
 373        }
 374}
 375
 376int git_status_config(const char *k, const char *v, void *cb)
 377{
 378        if (!strcmp(k, "status.submodulesummary")) {
 379                int is_bool;
 380                wt_status_submodule_summary = git_config_bool_or_int(k, v, &is_bool);
 381                if (is_bool && wt_status_submodule_summary)
 382                        wt_status_submodule_summary = -1;
 383                return 0;
 384        }
 385        if (!strcmp(k, "status.color") || !strcmp(k, "color.status")) {
 386                wt_status_use_color = git_config_colorbool(k, v, -1);
 387                return 0;
 388        }
 389        if (!prefixcmp(k, "status.color.") || !prefixcmp(k, "color.status.")) {
 390                int slot = parse_status_slot(k, 13);
 391                if (!v)
 392                        return config_error_nonbool(k);
 393                color_parse(v, k, wt_status_colors[slot]);
 394                return 0;
 395        }
 396        if (!strcmp(k, "status.relativepaths")) {
 397                wt_status_relative_paths = git_config_bool(k, v);
 398                return 0;
 399        }
 400        if (!strcmp(k, "status.showuntrackedfiles")) {
 401                if (!v)
 402                        return config_error_nonbool(v);
 403                else if (!strcmp(v, "no"))
 404                        show_untracked_files = SHOW_NO_UNTRACKED_FILES;
 405                else if (!strcmp(v, "normal"))
 406                        show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES;
 407                else if (!strcmp(v, "all"))
 408                        show_untracked_files = SHOW_ALL_UNTRACKED_FILES;
 409                else
 410                        return error("Invalid untracked files mode '%s'", v);
 411                return 0;
 412        }
 413        return git_color_default_config(k, v, cb);
 414}