Merge commit 'junio/next' into next
[git/platforms/storm.git] / wt-status.c
blob6e6516cd874a92376a672dcdc181aed6a3b5636c
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"
13 int wt_status_relative_paths = 1;
14 int wt_status_use_color = -1;
15 int wt_status_submodule_summary;
16 static 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 */
24 static const char use_add_msg[] =
25 "use \"git add <file>...\" to update what will be committed";
26 static const char use_add_rm_msg[] =
27 "use \"git add/rm <file>...\" to update what will be committed";
28 static const char use_add_to_include_msg[] =
29 "use \"git add <file>...\" to include in what will be committed";
31 static int parse_status_slot(const char *var, int offset)
33 if (!strcasecmp(var+offset, "header"))
34 return WT_STATUS_HEADER;
35 if (!strcasecmp(var+offset, "updated")
36 || !strcasecmp(var+offset, "added"))
37 return WT_STATUS_UPDATED;
38 if (!strcasecmp(var+offset, "changed"))
39 return WT_STATUS_CHANGED;
40 if (!strcasecmp(var+offset, "untracked"))
41 return WT_STATUS_UNTRACKED;
42 if (!strcasecmp(var+offset, "nobranch"))
43 return WT_STATUS_NOBRANCH;
44 die("bad config variable '%s'", var);
47 static const char* color(int slot)
49 return wt_status_use_color > 0 ? wt_status_colors[slot] : "";
52 void wt_status_prepare(struct wt_status *s)
54 unsigned char sha1[20];
55 const char *head;
57 memset(s, 0, sizeof(*s));
58 head = resolve_ref("HEAD", sha1, 0, NULL);
59 s->branch = head ? xstrdup(head) : NULL;
60 s->reference = "HEAD";
61 s->fp = stdout;
62 s->index_file = get_index_file();
65 static void wt_status_print_cached_header(struct wt_status *s)
67 const char *c = color(WT_STATUS_HEADER);
68 color_fprintf_ln(s->fp, c, "# Changes to be committed:");
69 if (!s->is_initial) {
70 color_fprintf_ln(s->fp, c, "# (use \"git reset %s <file>...\" to unstage)", s->reference);
71 } else {
72 color_fprintf_ln(s->fp, c, "# (use \"git rm --cached <file>...\" to unstage)");
74 color_fprintf_ln(s->fp, c, "#");
77 static void wt_status_print_header(struct wt_status *s,
78 const char *main, const char *sub)
80 const char *c = color(WT_STATUS_HEADER);
81 color_fprintf_ln(s->fp, c, "# %s:", main);
82 color_fprintf_ln(s->fp, c, "# (%s)", sub);
83 color_fprintf_ln(s->fp, c, "#");
86 static void wt_status_print_trailer(struct wt_status *s)
88 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), "#");
91 #define quote_path quote_path_relative
93 static void wt_status_print_filepair(struct wt_status *s,
94 int t, struct diff_filepair *p)
96 const char *c = color(t);
97 const char *one, *two;
98 struct strbuf onebuf, twobuf;
100 strbuf_init(&onebuf, 0);
101 strbuf_init(&twobuf, 0);
102 one = quote_path(p->one->path, -1, &onebuf, s->prefix);
103 two = quote_path(p->two->path, -1, &twobuf, s->prefix);
105 color_fprintf(s->fp, color(WT_STATUS_HEADER), "#\t");
106 switch (p->status) {
107 case DIFF_STATUS_ADDED:
108 color_fprintf(s->fp, c, "new file: %s", one);
109 break;
110 case DIFF_STATUS_COPIED:
111 color_fprintf(s->fp, c, "copied: %s -> %s", one, two);
112 break;
113 case DIFF_STATUS_DELETED:
114 color_fprintf(s->fp, c, "deleted: %s", one);
115 break;
116 case DIFF_STATUS_MODIFIED:
117 color_fprintf(s->fp, c, "modified: %s", one);
118 break;
119 case DIFF_STATUS_RENAMED:
120 color_fprintf(s->fp, c, "renamed: %s -> %s", one, two);
121 break;
122 case DIFF_STATUS_TYPE_CHANGED:
123 color_fprintf(s->fp, c, "typechange: %s", one);
124 break;
125 case DIFF_STATUS_UNKNOWN:
126 color_fprintf(s->fp, c, "unknown: %s", one);
127 break;
128 case DIFF_STATUS_UNMERGED:
129 color_fprintf(s->fp, c, "unmerged: %s", one);
130 break;
131 default:
132 die("bug: unhandled diff status %c", p->status);
134 fprintf(s->fp, "\n");
135 strbuf_release(&onebuf);
136 strbuf_release(&twobuf);
139 static void wt_status_print_updated_cb(struct diff_queue_struct *q,
140 struct diff_options *options,
141 void *data)
143 struct wt_status *s = data;
144 int shown_header = 0;
145 int i;
146 for (i = 0; i < q->nr; i++) {
147 if (q->queue[i]->status == 'U')
148 continue;
149 if (!shown_header) {
150 wt_status_print_cached_header(s);
151 s->commitable = 1;
152 shown_header = 1;
154 wt_status_print_filepair(s, WT_STATUS_UPDATED, q->queue[i]);
156 if (shown_header)
157 wt_status_print_trailer(s);
160 static void wt_status_print_changed_cb(struct diff_queue_struct *q,
161 struct diff_options *options,
162 void *data)
164 struct wt_status *s = data;
165 int i;
166 if (q->nr) {
167 const char *msg = use_add_msg;
168 s->workdir_dirty = 1;
169 for (i = 0; i < q->nr; i++)
170 if (q->queue[i]->status == DIFF_STATUS_DELETED) {
171 msg = use_add_rm_msg;
172 break;
174 wt_status_print_header(s, "Changed but not updated", msg);
176 for (i = 0; i < q->nr; i++)
177 wt_status_print_filepair(s, WT_STATUS_CHANGED, q->queue[i]);
178 if (q->nr)
179 wt_status_print_trailer(s);
182 static void wt_status_print_initial(struct wt_status *s)
184 int i;
185 struct strbuf buf;
187 strbuf_init(&buf, 0);
188 if (active_nr) {
189 s->commitable = 1;
190 wt_status_print_cached_header(s);
192 for (i = 0; i < active_nr; i++) {
193 color_fprintf(s->fp, color(WT_STATUS_HEADER), "#\t");
194 color_fprintf_ln(s->fp, color(WT_STATUS_UPDATED), "new file: %s",
195 quote_path(active_cache[i]->name, -1,
196 &buf, s->prefix));
198 if (active_nr)
199 wt_status_print_trailer(s);
200 strbuf_release(&buf);
203 static void wt_status_print_updated(struct wt_status *s)
205 struct rev_info rev;
206 init_revisions(&rev, NULL);
207 setup_revisions(0, NULL, &rev, s->reference);
208 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
209 rev.diffopt.format_callback = wt_status_print_updated_cb;
210 rev.diffopt.format_callback_data = s;
211 rev.diffopt.detect_rename = 1;
212 rev.diffopt.rename_limit = 200;
213 rev.diffopt.break_opt = 0;
214 run_diff_index(&rev, 1);
217 static void wt_status_print_changed(struct wt_status *s)
219 struct rev_info rev;
220 init_revisions(&rev, "");
221 setup_revisions(0, NULL, &rev, NULL);
222 rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
223 rev.diffopt.format_callback = wt_status_print_changed_cb;
224 rev.diffopt.format_callback_data = s;
225 run_diff_files(&rev, 0);
228 static void wt_status_print_submodule_summary(struct wt_status *s)
230 struct child_process sm_summary;
231 char summary_limit[64];
232 char index[PATH_MAX];
233 const char *env[] = { index, NULL };
234 const char *argv[] = {
235 "submodule",
236 "summary",
237 "--cached",
238 "--for-status",
239 "--summary-limit",
240 summary_limit,
241 s->amend ? "HEAD^" : "HEAD",
242 NULL
245 sprintf(summary_limit, "%d", wt_status_submodule_summary);
246 snprintf(index, sizeof(index), "GIT_INDEX_FILE=%s", s->index_file);
248 memset(&sm_summary, 0, sizeof(sm_summary));
249 sm_summary.argv = argv;
250 sm_summary.env = env;
251 sm_summary.git_cmd = 1;
252 sm_summary.no_stdin = 1;
253 fflush(s->fp);
254 sm_summary.out = dup(fileno(s->fp)); /* run_command closes it */
255 run_command(&sm_summary);
258 static void wt_status_print_untracked(struct wt_status *s)
260 struct dir_struct dir;
261 int i;
262 int shown_header = 0;
263 struct strbuf buf;
265 strbuf_init(&buf, 0);
266 memset(&dir, 0, sizeof(dir));
268 if (!s->untracked) {
269 dir.show_other_directories = 1;
270 dir.hide_empty_directories = 1;
272 setup_standard_excludes(&dir);
274 read_directory(&dir, ".", "", 0, NULL);
275 for(i = 0; i < dir.nr; i++) {
276 /* check for matching entry, which is unmerged; lifted from
277 * builtin-ls-files:show_other_files */
278 struct dir_entry *ent = dir.entries[i];
279 int pos = cache_name_pos(ent->name, ent->len);
280 struct cache_entry *ce;
281 if (0 <= pos)
282 die("bug in wt_status_print_untracked");
283 pos = -pos - 1;
284 if (pos < active_nr) {
285 ce = active_cache[pos];
286 if (ce_namelen(ce) == ent->len &&
287 !memcmp(ce->name, ent->name, ent->len))
288 continue;
290 if (!shown_header) {
291 s->workdir_untracked = 1;
292 wt_status_print_header(s, "Untracked files",
293 use_add_to_include_msg);
294 shown_header = 1;
296 color_fprintf(s->fp, color(WT_STATUS_HEADER), "#\t");
297 color_fprintf_ln(s->fp, color(WT_STATUS_UNTRACKED), "%s",
298 quote_path(ent->name, ent->len,
299 &buf, s->prefix));
301 strbuf_release(&buf);
304 static void wt_status_print_verbose(struct wt_status *s)
306 struct rev_info rev;
308 init_revisions(&rev, NULL);
309 setup_revisions(0, NULL, &rev, s->reference);
310 rev.diffopt.output_format |= DIFF_FORMAT_PATCH;
311 rev.diffopt.detect_rename = 1;
312 rev.diffopt.file = s->fp;
313 rev.diffopt.close_file = 0;
314 run_diff_index(&rev, 1);
317 void wt_status_print(struct wt_status *s)
319 unsigned char sha1[20];
320 const char *branch_color = color(WT_STATUS_HEADER);
322 s->is_initial = get_sha1(s->reference, sha1) ? 1 : 0;
323 if (s->branch) {
324 const char *on_what = "On branch ";
325 const char *branch_name = s->branch;
326 if (!prefixcmp(branch_name, "refs/heads/"))
327 branch_name += 11;
328 else if (!strcmp(branch_name, "HEAD")) {
329 branch_name = "";
330 branch_color = color(WT_STATUS_NOBRANCH);
331 on_what = "Not currently on any branch.";
333 color_fprintf(s->fp, color(WT_STATUS_HEADER), "# ");
334 color_fprintf_ln(s->fp, branch_color, "%s%s", on_what, branch_name);
337 if (s->is_initial) {
338 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), "#");
339 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), "# Initial commit");
340 color_fprintf_ln(s->fp, color(WT_STATUS_HEADER), "#");
341 wt_status_print_initial(s);
343 else {
344 wt_status_print_updated(s);
347 wt_status_print_changed(s);
348 if (wt_status_submodule_summary)
349 wt_status_print_submodule_summary(s);
350 wt_status_print_untracked(s);
352 if (s->verbose && !s->is_initial)
353 wt_status_print_verbose(s);
354 if (!s->commitable) {
355 if (s->amend)
356 fprintf(s->fp, "# No changes\n");
357 else if (s->nowarn)
358 ; /* nothing */
359 else if (s->workdir_dirty)
360 printf("no changes added to commit (use \"git add\" and/or \"git commit -a\")\n");
361 else if (s->workdir_untracked)
362 printf("nothing added to commit but untracked files present (use \"git add\" to track)\n");
363 else if (s->is_initial)
364 printf("nothing to commit (create/copy files and use \"git add\" to track)\n");
365 else
366 printf("nothing to commit (working directory clean)\n");
370 int git_status_config(const char *k, const char *v)
372 if (!strcmp(k, "status.submodulesummary")) {
373 int is_bool;
374 wt_status_submodule_summary = git_config_bool_or_int(k, v, &is_bool);
375 if (is_bool && wt_status_submodule_summary)
376 wt_status_submodule_summary = -1;
377 return 0;
379 if (!strcmp(k, "status.color") || !strcmp(k, "color.status")) {
380 wt_status_use_color = git_config_colorbool(k, v, -1);
381 return 0;
383 if (!prefixcmp(k, "status.color.") || !prefixcmp(k, "color.status.")) {
384 int slot = parse_status_slot(k, 13);
385 if (!v)
386 return config_error_nonbool(k);
387 color_parse(v, k, wt_status_colors[slot]);
388 return 0;
390 if (!strcmp(k, "status.relativepaths")) {
391 wt_status_relative_paths = git_config_bool(k, v);
392 return 0;
394 return git_color_default_config(k, v);