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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 | #include "remote.h" | |
13 | ||
14 | int wt_status_relative_paths = 1; | |
15 | int wt_status_use_color = -1; | |
16 | int wt_status_submodule_summary; | |
17 | static char wt_status_colors[][COLOR_MAXLEN] = { | |
18 | "", /* WT_STATUS_HEADER: normal */ | |
19 | "\033[32m", /* WT_STATUS_UPDATED: green */ | |
20 | "\033[31m", /* WT_STATUS_CHANGED: red */ | |
21 | "\033[31m", /* WT_STATUS_UNTRACKED: red */ | |
22 | "\033[31m", /* WT_STATUS_NOBRANCH: red */ | |
23 | }; | |
24 | ||
25 | enum untracked_status_type show_untracked_files = SHOW_NORMAL_UNTRACKED_FILES; | |
26 | ||
27 | static int parse_status_slot(const char *var, int offset) | |
28 | { | |
29 | if (!strcasecmp(var+offset, "header")) | |
30 | return WT_STATUS_HEADER; | |
31 | if (!strcasecmp(var+offset, "updated") | |
32 | || !strcasecmp(var+offset, "added")) | |
33 | return WT_STATUS_UPDATED; | |
34 | if (!strcasecmp(var+offset, "changed")) | |
35 | return WT_STATUS_CHANGED; | |
36 | if (!strcasecmp(var+offset, "untracked")) | |
37 | return WT_STATUS_UNTRACKED; | |
38 | if (!strcasecmp(var+offset, "nobranch")) | |
39 | return WT_STATUS_NOBRANCH; | |
40 | die("bad config variable '%s'", var); | |
41 | } | |
42 | ||
43 | static const char* color(int slot) | |
44 | { | |
45 | return wt_status_use_color > 0 ? wt_status_colors[slot] : ""; | |
46 | } | |
47 | ||
48 | void wt_status_prepare(struct wt_status *s) | |
49 | { | |
50 | unsigned char sha1[20]; | |
51 | const char *head; | |
52 | ||
53 | memset(s, 0, sizeof(*s)); | |
54 | head = resolve_ref("HEAD", sha1, 0, NULL); | |
55 | s->branch = head ? xstrdup(head) : NULL; | |
56 | s->reference = "HEAD"; | |
57 | s->fp = stdout; | |
58 | s->index_file = get_index_file(); | |
59 | } | |
60 | ||
61 | static void wt_status_print_cached_header(struct wt_status *s) | |
62 | { | |
63 | const char *c = color(WT_STATUS_HEADER); | |
64 | color_fprintf_ln(s->fp, c, "# Changes to be committed:"); | |
65 | 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 | } | |
70 | color_fprintf_ln(s->fp, c, "#"); | |
71 | } | |
72 | ||
73 | static void wt_status_print_dirty_header(struct wt_status *s, | |
74 | int has_deleted) | |
75 | { | |
76 | const char *c = color(WT_STATUS_HEADER); | |
77 | color_fprintf_ln(s->fp, c, "# Changed but not updated:"); | |
78 | if (!has_deleted) | |
79 | color_fprintf_ln(s->fp, c, "# (use \"git add <file>...\" to update what will be committed)"); | |
80 | else | |
81 | color_fprintf_ln(s->fp, c, "# (use \"git add/rm <file>...\" to update what will be committed)"); | |
82 | color_fprintf_ln(s->fp, c, "# (use \"git checkout -- <file>...\" to discard changes in working directory)"); | |
83 | color_fprintf_ln(s->fp, c, "#"); | |
84 | } | |
85 | ||
86 | static void wt_status_print_untracked_header(struct wt_status *s) | |
87 | { | |
88 | const char *c = color(WT_STATUS_HEADER); | |
89 | color_fprintf_ln(s->fp, c, "# Untracked files:"); | |
90 | color_fprintf_ln(s->fp, c, "# (use \"git add <file>...\" to include in what will be committed)"); | |
91 | color_fprintf_ln(s->fp, c, "#"); | |
92 | } | |
93 | ||
94 | static void wt_status_print_trailer(struct wt_status *s) | |
95 | { | |
96 | color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), "#"); | |
97 | } | |
98 | ||
99 | #define quote_path quote_path_relative | |
100 | ||
101 | static void wt_status_print_filepair(struct wt_status *s, | |
102 | int t, struct diff_filepair *p) | |
103 | { | |
104 | const char *c = color(t); | |
105 | const char *one, *two; | |
106 | struct strbuf onebuf = STRBUF_INIT, twobuf = STRBUF_INIT; | |
107 | ||
108 | one = quote_path(p->one->path, -1, &onebuf, s->prefix); | |
109 | two = quote_path(p->two->path, -1, &twobuf, s->prefix); | |
110 | ||
111 | color_fprintf(s->fp, color(WT_STATUS_HEADER), "#\t"); | |
112 | switch (p->status) { | |
113 | case DIFF_STATUS_ADDED: | |
114 | color_fprintf(s->fp, c, "new file: %s", one); | |
115 | break; | |
116 | case DIFF_STATUS_COPIED: | |
117 | color_fprintf(s->fp, c, "copied: %s -> %s", one, two); | |
118 | break; | |
119 | case DIFF_STATUS_DELETED: | |
120 | color_fprintf(s->fp, c, "deleted: %s", one); | |
121 | break; | |
122 | case DIFF_STATUS_MODIFIED: | |
123 | color_fprintf(s->fp, c, "modified: %s", one); | |
124 | break; | |
125 | case DIFF_STATUS_RENAMED: | |
126 | color_fprintf(s->fp, c, "renamed: %s -> %s", one, two); | |
127 | break; | |
128 | case DIFF_STATUS_TYPE_CHANGED: | |
129 | color_fprintf(s->fp, c, "typechange: %s", one); | |
130 | break; | |
131 | case DIFF_STATUS_UNKNOWN: | |
132 | color_fprintf(s->fp, c, "unknown: %s", one); | |
133 | break; | |
134 | case DIFF_STATUS_UNMERGED: | |
135 | color_fprintf(s->fp, c, "unmerged: %s", one); | |
136 | break; | |
137 | default: | |
138 | die("bug: unhandled diff status %c", p->status); | |
139 | } | |
140 | fprintf(s->fp, "\n"); | |
141 | strbuf_release(&onebuf); | |
142 | strbuf_release(&twobuf); | |
143 | } | |
144 | ||
145 | static void wt_status_print_updated_cb(struct diff_queue_struct *q, | |
146 | struct diff_options *options, | |
147 | void *data) | |
148 | { | |
149 | struct wt_status *s = data; | |
150 | int shown_header = 0; | |
151 | int i; | |
152 | for (i = 0; i < q->nr; i++) { | |
153 | if (q->queue[i]->status == 'U') | |
154 | continue; | |
155 | if (!shown_header) { | |
156 | wt_status_print_cached_header(s); | |
157 | s->commitable = 1; | |
158 | shown_header = 1; | |
159 | } | |
160 | wt_status_print_filepair(s, WT_STATUS_UPDATED, q->queue[i]); | |
161 | } | |
162 | if (shown_header) | |
163 | wt_status_print_trailer(s); | |
164 | } | |
165 | ||
166 | static void wt_status_print_changed_cb(struct diff_queue_struct *q, | |
167 | struct diff_options *options, | |
168 | void *data) | |
169 | { | |
170 | struct wt_status *s = data; | |
171 | int i; | |
172 | if (q->nr) { | |
173 | int has_deleted = 0; | |
174 | s->workdir_dirty = 1; | |
175 | for (i = 0; i < q->nr; i++) | |
176 | if (q->queue[i]->status == DIFF_STATUS_DELETED) { | |
177 | has_deleted = 1; | |
178 | break; | |
179 | } | |
180 | wt_status_print_dirty_header(s, has_deleted); | |
181 | } | |
182 | for (i = 0; i < q->nr; i++) | |
183 | wt_status_print_filepair(s, WT_STATUS_CHANGED, q->queue[i]); | |
184 | if (q->nr) | |
185 | wt_status_print_trailer(s); | |
186 | } | |
187 | ||
188 | static void wt_status_print_updated(struct wt_status *s) | |
189 | { | |
190 | struct rev_info rev; | |
191 | init_revisions(&rev, NULL); | |
192 | setup_revisions(0, NULL, &rev, | |
193 | s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference); | |
194 | rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK; | |
195 | rev.diffopt.format_callback = wt_status_print_updated_cb; | |
196 | rev.diffopt.format_callback_data = s; | |
197 | rev.diffopt.detect_rename = 1; | |
198 | rev.diffopt.rename_limit = 200; | |
199 | rev.diffopt.break_opt = 0; | |
200 | run_diff_index(&rev, 1); | |
201 | } | |
202 | ||
203 | static void wt_status_print_changed(struct wt_status *s) | |
204 | { | |
205 | struct rev_info rev; | |
206 | init_revisions(&rev, ""); | |
207 | setup_revisions(0, NULL, &rev, NULL); | |
208 | rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK; | |
209 | rev.diffopt.format_callback = wt_status_print_changed_cb; | |
210 | rev.diffopt.format_callback_data = s; | |
211 | run_diff_files(&rev, 0); | |
212 | } | |
213 | ||
214 | static void wt_status_print_submodule_summary(struct wt_status *s) | |
215 | { | |
216 | struct child_process sm_summary; | |
217 | char summary_limit[64]; | |
218 | char index[PATH_MAX]; | |
219 | const char *env[] = { index, NULL }; | |
220 | const char *argv[] = { | |
221 | "submodule", | |
222 | "summary", | |
223 | "--cached", | |
224 | "--for-status", | |
225 | "--summary-limit", | |
226 | summary_limit, | |
227 | s->amend ? "HEAD^" : "HEAD", | |
228 | NULL | |
229 | }; | |
230 | ||
231 | sprintf(summary_limit, "%d", wt_status_submodule_summary); | |
232 | snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", s->index_file); | |
233 | ||
234 | memset(&sm_summary, 0, sizeof(sm_summary)); | |
235 | sm_summary.argv = argv; | |
236 | sm_summary.env = env; | |
237 | sm_summary.git_cmd = 1; | |
238 | sm_summary.no_stdin = 1; | |
239 | fflush(s->fp); | |
240 | sm_summary.out = dup(fileno(s->fp)); /* run_command closes it */ | |
241 | run_command(&sm_summary); | |
242 | } | |
243 | ||
244 | static void wt_status_print_untracked(struct wt_status *s) | |
245 | { | |
246 | struct dir_struct dir; | |
247 | int i; | |
248 | int shown_header = 0; | |
249 | struct strbuf buf = STRBUF_INIT; | |
250 | ||
251 | memset(&dir, 0, sizeof(dir)); | |
252 | ||
253 | if (!s->untracked) { | |
254 | dir.show_other_directories = 1; | |
255 | dir.hide_empty_directories = 1; | |
256 | } | |
257 | setup_standard_excludes(&dir); | |
258 | ||
259 | read_directory(&dir, ".", "", 0, NULL); | |
260 | for(i = 0; i < dir.nr; i++) { | |
261 | struct dir_entry *ent = dir.entries[i]; | |
262 | if (!cache_name_is_other(ent->name, ent->len)) | |
263 | continue; | |
264 | if (!shown_header) { | |
265 | s->workdir_untracked = 1; | |
266 | wt_status_print_untracked_header(s); | |
267 | shown_header = 1; | |
268 | } | |
269 | color_fprintf(s->fp, color(WT_STATUS_HEADER), "#\t"); | |
270 | color_fprintf_ln(s->fp, color(WT_STATUS_UNTRACKED), "%s", | |
271 | quote_path(ent->name, ent->len, | |
272 | &buf, s->prefix)); | |
273 | } | |
274 | strbuf_release(&buf); | |
275 | } | |
276 | ||
277 | static void wt_status_print_verbose(struct wt_status *s) | |
278 | { | |
279 | struct rev_info rev; | |
280 | ||
281 | init_revisions(&rev, NULL); | |
282 | DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV); | |
283 | setup_revisions(0, NULL, &rev, | |
284 | s->is_initial ? EMPTY_TREE_SHA1_HEX : s->reference); | |
285 | rev.diffopt.output_format |= DIFF_FORMAT_PATCH; | |
286 | rev.diffopt.detect_rename = 1; | |
287 | rev.diffopt.file = s->fp; | |
288 | rev.diffopt.close_file = 0; | |
289 | /* | |
290 | * If we're not going to stdout, then we definitely don't | |
291 | * want color, since we are going to the commit message | |
292 | * file (and even the "auto" setting won't work, since it | |
293 | * will have checked isatty on stdout). | |
294 | */ | |
295 | if (s->fp != stdout) | |
296 | DIFF_OPT_CLR(&rev.diffopt, COLOR_DIFF); | |
297 | run_diff_index(&rev, 1); | |
298 | } | |
299 | ||
300 | static void wt_status_print_tracking(struct wt_status *s) | |
301 | { | |
302 | struct strbuf sb = STRBUF_INIT; | |
303 | const char *cp, *ep; | |
304 | struct branch *branch; | |
305 | ||
306 | assert(s->branch && !s->is_initial); | |
307 | if (prefixcmp(s->branch, "refs/heads/")) | |
308 | return; | |
309 | branch = branch_get(s->branch + 11); | |
310 | if (!format_tracking_info(branch, &sb)) | |
311 | return; | |
312 | ||
313 | for (cp = sb.buf; (ep = strchr(cp, '\n')) != NULL; cp = ep + 1) | |
314 | color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), | |
315 | "# %.*s", (int)(ep - cp), cp); | |
316 | color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), "#"); | |
317 | } | |
318 | ||
319 | void wt_status_print(struct wt_status *s) | |
320 | { | |
321 | unsigned char sha1[20]; | |
322 | const char *branch_color = color(WT_STATUS_HEADER); | |
323 | ||
324 | s->is_initial = get_sha1(s->reference, sha1) ? 1 : 0; | |
325 | if (s->branch) { | |
326 | const char *on_what = "On branch "; | |
327 | const char *branch_name = s->branch; | |
328 | if (!prefixcmp(branch_name, "refs/heads/")) | |
329 | branch_name += 11; | |
330 | else if (!strcmp(branch_name, "HEAD")) { | |
331 | branch_name = ""; | |
332 | branch_color = color(WT_STATUS_NOBRANCH); | |
333 | on_what = "Not currently on any branch."; | |
334 | } | |
335 | color_fprintf(s->fp, color(WT_STATUS_HEADER), "# "); | |
336 | color_fprintf_ln(s->fp, branch_color, "%s%s", on_what, branch_name); | |
337 | if (!s->is_initial) | |
338 | wt_status_print_tracking(s); | |
339 | } | |
340 | ||
341 | if (s->is_initial) { | |
342 | color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), "#"); | |
343 | color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), "# Initial commit"); | |
344 | color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), "#"); | |
345 | } | |
346 | ||
347 | wt_status_print_updated(s); | |
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) | |
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 | ||
376 | int 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(k); | |
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_diff_ui_config(k, v, cb); | |
414 | } |