wt-status.con commit Merge branch 'np/verbose-push' (94d5ca8)
   1#include "wt-status.h"
   2#include "color.h"
   3#include "cache.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
  11int wt_status_use_color = 0;
  12static char wt_status_colors[][COLOR_MAXLEN] = {
  13        "",         /* WT_STATUS_HEADER: normal */
  14        "\033[32m", /* WT_STATUS_UPDATED: green */
  15        "\033[31m", /* WT_STATUS_CHANGED: red */
  16        "\033[31m", /* WT_STATUS_UNTRACKED: red */
  17};
  18
  19static int parse_status_slot(const char *var, int offset)
  20{
  21        if (!strcasecmp(var+offset, "header"))
  22                return WT_STATUS_HEADER;
  23        if (!strcasecmp(var+offset, "updated"))
  24                return WT_STATUS_UPDATED;
  25        if (!strcasecmp(var+offset, "changed"))
  26                return WT_STATUS_CHANGED;
  27        if (!strcasecmp(var+offset, "untracked"))
  28                return WT_STATUS_UNTRACKED;
  29        die("bad config variable '%s'", var);
  30}
  31
  32static const char* color(int slot)
  33{
  34        return wt_status_use_color ? wt_status_colors[slot] : "";
  35}
  36
  37void wt_status_prepare(struct wt_status *s)
  38{
  39        unsigned char sha1[20];
  40        const char *head;
  41
  42        s->is_initial = get_sha1("HEAD", sha1) ? 1 : 0;
  43
  44        head = resolve_ref("HEAD", sha1, 0, NULL);
  45        s->branch = head ? xstrdup(head) : NULL;
  46
  47        s->reference = "HEAD";
  48        s->amend = 0;
  49        s->verbose = 0;
  50        s->commitable = 0;
  51        s->untracked = 0;
  52}
  53
  54static void wt_status_print_header(const char *main, const char *sub)
  55{
  56        const char *c = color(WT_STATUS_HEADER);
  57        color_printf_ln(c, "# %s:", main);
  58        color_printf_ln(c, "#   (%s)", sub);
  59        color_printf_ln(c, "#");
  60}
  61
  62static void wt_status_print_trailer(void)
  63{
  64        color_printf_ln(color(WT_STATUS_HEADER), "#");
  65}
  66
  67static void wt_status_print_filepair(int t, struct diff_filepair *p)
  68{
  69        const char *c = color(t);
  70        color_printf(color(WT_STATUS_HEADER), "#\t");
  71        switch (p->status) {
  72        case DIFF_STATUS_ADDED:
  73                color_printf(c, "new file:   %s", p->one->path); break;
  74        case DIFF_STATUS_COPIED:
  75                color_printf(c, "copied:     %s -> %s",
  76                                p->one->path, p->two->path);
  77                break;
  78        case DIFF_STATUS_DELETED:
  79                color_printf(c, "deleted:    %s", p->one->path); break;
  80        case DIFF_STATUS_MODIFIED:
  81                color_printf(c, "modified:   %s", p->one->path); break;
  82        case DIFF_STATUS_RENAMED:
  83                color_printf(c, "renamed:    %s -> %s",
  84                                p->one->path, p->two->path);
  85                break;
  86        case DIFF_STATUS_TYPE_CHANGED:
  87                color_printf(c, "typechange: %s", p->one->path); break;
  88        case DIFF_STATUS_UNKNOWN:
  89                color_printf(c, "unknown:    %s", p->one->path); break;
  90        case DIFF_STATUS_UNMERGED:
  91                color_printf(c, "unmerged:   %s", p->one->path); break;
  92        default:
  93                die("bug: unhandled diff status %c", p->status);
  94        }
  95        printf("\n");
  96}
  97
  98static void wt_status_print_updated_cb(struct diff_queue_struct *q,
  99                struct diff_options *options,
 100                void *data)
 101{
 102        struct wt_status *s = data;
 103        int shown_header = 0;
 104        int i;
 105        if (q->nr) {
 106        }
 107        for (i = 0; i < q->nr; i++) {
 108                if (q->queue[i]->status == 'U')
 109                        continue;
 110                if (!shown_header) {
 111                        wt_status_print_header("Updated but not checked in",
 112                                        "will commit");
 113                        s->commitable = 1;
 114                        shown_header = 1;
 115                }
 116                wt_status_print_filepair(WT_STATUS_UPDATED, q->queue[i]);
 117        }
 118        if (shown_header)
 119                wt_status_print_trailer();
 120}
 121
 122static void wt_status_print_changed_cb(struct diff_queue_struct *q,
 123                        struct diff_options *options,
 124                        void *data)
 125{
 126        int i;
 127        if (q->nr)
 128                wt_status_print_header("Changed but not updated",
 129                                "use git-update-index to mark for commit");
 130        for (i = 0; i < q->nr; i++)
 131                wt_status_print_filepair(WT_STATUS_CHANGED, q->queue[i]);
 132        if (q->nr)
 133                wt_status_print_trailer();
 134}
 135
 136void wt_status_print_initial(struct wt_status *s)
 137{
 138        int i;
 139        read_cache();
 140        if (active_nr) {
 141                s->commitable = 1;
 142                wt_status_print_header("Updated but not checked in",
 143                                "will commit");
 144        }
 145        for (i = 0; i < active_nr; i++) {
 146                color_printf(color(WT_STATUS_HEADER), "#\t");
 147                color_printf_ln(color(WT_STATUS_UPDATED), "new file: %s",
 148                                active_cache[i]->name);
 149        }
 150        if (active_nr)
 151                wt_status_print_trailer();
 152}
 153
 154static void wt_status_print_updated(struct wt_status *s)
 155{
 156        struct rev_info rev;
 157        const char *argv[] = { NULL, NULL, NULL };
 158        argv[1] = s->reference;
 159        init_revisions(&rev, NULL);
 160        setup_revisions(2, argv, &rev, NULL);
 161        rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
 162        rev.diffopt.format_callback = wt_status_print_updated_cb;
 163        rev.diffopt.format_callback_data = s;
 164        rev.diffopt.detect_rename = 1;
 165        run_diff_index(&rev, 1);
 166}
 167
 168static void wt_status_print_changed(struct wt_status *s)
 169{
 170        struct rev_info rev;
 171        const char *argv[] = { NULL, NULL };
 172        init_revisions(&rev, "");
 173        setup_revisions(1, argv, &rev, NULL);
 174        rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
 175        rev.diffopt.format_callback = wt_status_print_changed_cb;
 176        rev.diffopt.format_callback_data = s;
 177        run_diff_files(&rev, 0);
 178}
 179
 180static void wt_status_print_untracked(const struct wt_status *s)
 181{
 182        struct dir_struct dir;
 183        const char *x;
 184        int i;
 185        int shown_header = 0;
 186
 187        memset(&dir, 0, sizeof(dir));
 188
 189        dir.exclude_per_dir = ".gitignore";
 190        if (!s->untracked) {
 191                dir.show_other_directories = 1;
 192                dir.hide_empty_directories = 1;
 193        }
 194        x = git_path("info/exclude");
 195        if (file_exists(x))
 196                add_excludes_from_file(&dir, x);
 197
 198        read_directory(&dir, ".", "", 0);
 199        for(i = 0; i < dir.nr; i++) {
 200                /* check for matching entry, which is unmerged; lifted from
 201                 * builtin-ls-files:show_other_files */
 202                struct dir_entry *ent = dir.entries[i];
 203                int pos = cache_name_pos(ent->name, ent->len);
 204                struct cache_entry *ce;
 205                if (0 <= pos)
 206                        die("bug in wt_status_print_untracked");
 207                pos = -pos - 1;
 208                if (pos < active_nr) {
 209                        ce = active_cache[pos];
 210                        if (ce_namelen(ce) == ent->len &&
 211                            !memcmp(ce->name, ent->name, ent->len))
 212                                continue;
 213                }
 214                if (!shown_header) {
 215                        wt_status_print_header("Untracked files",
 216                                "use \"git add\" to add to commit");
 217                        shown_header = 1;
 218                }
 219                color_printf(color(WT_STATUS_HEADER), "#\t");
 220                color_printf_ln(color(WT_STATUS_UNTRACKED), "%.*s",
 221                                ent->len, ent->name);
 222        }
 223}
 224
 225static void wt_status_print_verbose(struct wt_status *s)
 226{
 227        struct rev_info rev;
 228        const char *argv[] = { NULL, NULL, NULL };
 229        argv[1] = s->reference;
 230        init_revisions(&rev, NULL);
 231        setup_revisions(2, argv, &rev, NULL);
 232        rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
 233        rev.diffopt.detect_rename = 1;
 234        run_diff_index(&rev, 1);
 235}
 236
 237void wt_status_print(struct wt_status *s)
 238{
 239        if (s->branch && strcmp(s->branch, "refs/heads/master"))
 240                color_printf_ln(color(WT_STATUS_HEADER),
 241                        "# On branch %s", s->branch);
 242
 243        if (s->is_initial) {
 244                color_printf_ln(color(WT_STATUS_HEADER), "#");
 245                color_printf_ln(color(WT_STATUS_HEADER), "# Initial commit");
 246                color_printf_ln(color(WT_STATUS_HEADER), "#");
 247                wt_status_print_initial(s);
 248        }
 249        else {
 250                wt_status_print_updated(s);
 251                discard_cache();
 252        }
 253
 254        wt_status_print_changed(s);
 255        wt_status_print_untracked(s);
 256
 257        if (s->verbose && !s->is_initial)
 258                wt_status_print_verbose(s);
 259        if (!s->commitable)
 260                printf("%s\n", s->amend ? "# No changes" : "nothing to commit");
 261}
 262
 263int git_status_config(const char *k, const char *v)
 264{
 265        if (!strcmp(k, "status.color")) {
 266                wt_status_use_color = git_config_colorbool(k, v);
 267                return 0;
 268        }
 269        if (!strncmp(k, "status.color.", 13)) {
 270                int slot = parse_status_slot(k, 13);
 271                color_parse(v, k, wt_status_colors[slot]);
 272        }
 273        return git_default_config(k, v);
 274}