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Commit | Line | Data |
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7912c070 PB |
1 | /* |
2 | * GIT - The information manager from hell | |
3 | * | |
4 | * Copyright (C) Linus Torvalds, 2005 | |
5 | */ | |
6 | #include "cache.h" | |
b2141fc1 | 7 | #include "config.h" |
cbd53a21 | 8 | #include "object-store.h" |
6af1f019 JH |
9 | #include "blob.h" |
10 | #include "tree.h" | |
f35a6d3b | 11 | #include "commit.h" |
22ddf719 | 12 | #include "quote.h" |
aae01bda | 13 | #include "builtin.h" |
61fdbcf9 | 14 | #include "parse-options.h" |
64acde94 | 15 | #include "pathspec.h" |
7912c070 | 16 | |
61fdbcf9 | 17 | static const char * const ls_tree_usage[] = { |
373f9221 | 18 | N_("git ls-tree [<options>] <tree-ish> [<path>...]"), |
61fdbcf9 SB |
19 | NULL |
20 | }; | |
0f8f45cb | 21 | |
455923e0 ÆAB |
22 | static void expand_objectsize(struct strbuf *line, const struct object_id *oid, |
23 | const enum object_type type, unsigned int padded) | |
24 | { | |
25 | if (type == OBJ_BLOB) { | |
26 | unsigned long size; | |
27 | if (oid_object_info(the_repository, oid, &size) < 0) | |
28 | die(_("could not get object info about '%s'"), | |
29 | oid_to_hex(oid)); | |
30 | if (padded) | |
31 | strbuf_addf(line, "%7"PRIuMAX, (uintmax_t)size); | |
32 | else | |
33 | strbuf_addf(line, "%"PRIuMAX, (uintmax_t)size); | |
34 | } else if (padded) { | |
35 | strbuf_addf(line, "%7s", "-"); | |
36 | } else { | |
37 | strbuf_addstr(line, "-"); | |
38 | } | |
39 | } | |
40 | ||
030a3d5d ÆAB |
41 | struct ls_tree_options { |
42 | int line_termination; | |
43 | int abbrev; | |
44 | enum ls_tree_path_options { | |
45 | LS_RECURSIVE = 1 << 0, | |
46 | LS_TREE_ONLY = 1 << 1, | |
47 | LS_SHOW_TREES = 1 << 2, | |
48 | } ls_options; | |
49 | struct pathspec pathspec; | |
50 | int chomp_prefix; | |
51 | const char *ls_tree_prefix; | |
52 | const char *format; | |
53 | }; | |
54 | ||
55 | struct show_tree_data { | |
65d1f6c9 | 56 | struct ls_tree_options *options; |
030a3d5d ÆAB |
57 | unsigned mode; |
58 | enum object_type type; | |
59 | const struct object_id *oid; | |
60 | const char *pathname; | |
61 | struct strbuf *base; | |
62 | }; | |
63 | ||
455923e0 ÆAB |
64 | static size_t expand_show_tree(struct strbuf *sb, const char *start, |
65 | void *context) | |
66 | { | |
65d1f6c9 ÆAB |
67 | struct show_tree_data *data = context; |
68 | struct ls_tree_options *options = data->options; | |
455923e0 ÆAB |
69 | const char *end; |
70 | const char *p; | |
71 | unsigned int errlen; | |
72 | size_t len = strbuf_expand_literal_cb(sb, start, NULL); | |
73 | ||
74 | if (len) | |
75 | return len; | |
76 | if (*start != '(') | |
77 | die(_("bad ls-tree format: element '%s' does not start with '('"), start); | |
78 | ||
79 | end = strchr(start + 1, ')'); | |
80 | if (!end) | |
81 | die(_("bad ls-tree format: element '%s' does not end in ')'"), start); | |
82 | ||
83 | len = end - start + 1; | |
84 | if (skip_prefix(start, "(objectmode)", &p)) { | |
85 | strbuf_addf(sb, "%06o", data->mode); | |
86 | } else if (skip_prefix(start, "(objecttype)", &p)) { | |
87 | strbuf_addstr(sb, type_name(data->type)); | |
88 | } else if (skip_prefix(start, "(objectsize:padded)", &p)) { | |
89 | expand_objectsize(sb, data->oid, data->type, 1); | |
90 | } else if (skip_prefix(start, "(objectsize)", &p)) { | |
91 | expand_objectsize(sb, data->oid, data->type, 0); | |
92 | } else if (skip_prefix(start, "(objectname)", &p)) { | |
030a3d5d | 93 | strbuf_add_unique_abbrev(sb, data->oid, options->abbrev); |
455923e0 ÆAB |
94 | } else if (skip_prefix(start, "(path)", &p)) { |
95 | const char *name = data->base->buf; | |
030a3d5d | 96 | const char *prefix = options->chomp_prefix ? options->ls_tree_prefix : NULL; |
455923e0 ÆAB |
97 | struct strbuf quoted = STRBUF_INIT; |
98 | struct strbuf sbuf = STRBUF_INIT; | |
99 | strbuf_addstr(data->base, data->pathname); | |
100 | name = relative_path(data->base->buf, prefix, &sbuf); | |
101 | quote_c_style(name, "ed, NULL, 0); | |
102 | strbuf_addbuf(sb, "ed); | |
103 | strbuf_release(&sbuf); | |
104 | strbuf_release("ed); | |
105 | } else { | |
106 | errlen = (unsigned long)len; | |
107 | die(_("bad ls-tree format: %%%.*s"), errlen, start); | |
108 | } | |
109 | return len; | |
110 | } | |
111 | ||
030a3d5d ÆAB |
112 | static int show_recursive(struct ls_tree_options *options, const char *base, |
113 | size_t baselen, const char *pathname) | |
0f8f45cb | 114 | { |
e1e24edc | 115 | int i; |
0f8f45cb | 116 | |
030a3d5d | 117 | if (options->ls_options & LS_RECURSIVE) |
0f8f45cb LT |
118 | return 1; |
119 | ||
030a3d5d | 120 | if (!options->pathspec.nr) |
0f8f45cb LT |
121 | return 0; |
122 | ||
030a3d5d ÆAB |
123 | for (i = 0; i < options->pathspec.nr; i++) { |
124 | const char *spec = options->pathspec.items[i].match; | |
132ceda4 | 125 | size_t len, speclen; |
0f8f45cb | 126 | |
0f8f45cb LT |
127 | if (strncmp(base, spec, baselen)) |
128 | continue; | |
129 | len = strlen(pathname); | |
130 | spec += baselen; | |
131 | speclen = strlen(spec); | |
132 | if (speclen <= len) | |
133 | continue; | |
b294ed63 JH |
134 | if (spec[len] && spec[len] != '/') |
135 | continue; | |
0f8f45cb LT |
136 | if (memcmp(pathname, spec, len)) |
137 | continue; | |
138 | return 1; | |
139 | } | |
e1e24edc | 140 | return 0; |
0f8f45cb | 141 | } |
aa1c48df | 142 | |
455923e0 | 143 | static int show_tree_fmt(const struct object_id *oid, struct strbuf *base, |
030a3d5d | 144 | const char *pathname, unsigned mode, void *context) |
6af1f019 | 145 | { |
030a3d5d | 146 | struct ls_tree_options *options = context; |
455923e0 ÆAB |
147 | size_t baselen; |
148 | int recurse = 0; | |
149 | struct strbuf sb = STRBUF_INIT; | |
150 | enum object_type type = object_type(mode); | |
65d1f6c9 ÆAB |
151 | struct show_tree_data cb_data = { |
152 | .options = options, | |
455923e0 ÆAB |
153 | .mode = mode, |
154 | .type = type, | |
155 | .oid = oid, | |
156 | .pathname = pathname, | |
157 | .base = base, | |
158 | }; | |
159 | ||
030a3d5d | 160 | if (type == OBJ_TREE && show_recursive(options, base->buf, base->len, pathname)) |
455923e0 | 161 | recurse = READ_TREE_RECURSIVE; |
030a3d5d | 162 | if (type == OBJ_TREE && recurse && !(options->ls_options & LS_SHOW_TREES)) |
455923e0 | 163 | return recurse; |
030a3d5d | 164 | if (type == OBJ_BLOB && (options->ls_options & LS_TREE_ONLY)) |
f5984671 | 165 | return 0; |
ab1630a3 | 166 | |
1cf9952d | 167 | baselen = base->len; |
030a3d5d ÆAB |
168 | strbuf_expand(&sb, options->format, expand_show_tree, &cb_data); |
169 | strbuf_addch(&sb, options->line_termination); | |
455923e0 ÆAB |
170 | fwrite(sb.buf, sb.len, 1, stdout); |
171 | strbuf_release(&sb); | |
172 | strbuf_setlen(base, baselen); | |
173 | return recurse; | |
174 | } | |
175 | ||
030a3d5d ÆAB |
176 | static int show_tree_common(struct ls_tree_options *options, int *recurse, |
177 | struct strbuf *base, const char *pathname, | |
178 | enum object_type type) | |
315f22c8 | 179 | { |
9c4d58ff | 180 | int ret = -1; |
9c4d58ff | 181 | *recurse = 0; |
ab1630a3 | 182 | |
87af0ddf | 183 | if (type == OBJ_BLOB) { |
030a3d5d | 184 | if (options->ls_options & LS_TREE_ONLY) |
9c4d58ff | 185 | ret = 0; |
87af0ddf | 186 | } else if (type == OBJ_TREE && |
030a3d5d | 187 | show_recursive(options, base->buf, base->len, pathname)) { |
9c4d58ff | 188 | *recurse = READ_TREE_RECURSIVE; |
030a3d5d | 189 | if (!(options->ls_options & LS_SHOW_TREES)) |
9c4d58ff | 190 | ret = *recurse; |
6af1f019 | 191 | } |
ab1630a3 | 192 | |
9c4d58ff ÆAB |
193 | return ret; |
194 | } | |
cab851c2 | 195 | |
030a3d5d ÆAB |
196 | static void show_tree_common_default_long(struct ls_tree_options *options, |
197 | struct strbuf *base, | |
9c4d58ff ÆAB |
198 | const char *pathname, |
199 | const size_t baselen) | |
200 | { | |
201 | strbuf_addstr(base, pathname); | |
202 | write_name_quoted_relative(base->buf, | |
030a3d5d ÆAB |
203 | options->chomp_prefix ? options->ls_tree_prefix : NULL, stdout, |
204 | options->line_termination); | |
9c4d58ff ÆAB |
205 | strbuf_setlen(base, baselen); |
206 | } | |
207 | ||
208 | static int show_tree_default(const struct object_id *oid, struct strbuf *base, | |
209 | const char *pathname, unsigned mode, | |
030a3d5d | 210 | void *context) |
9c4d58ff | 211 | { |
030a3d5d | 212 | struct ls_tree_options *options = context; |
9c4d58ff ÆAB |
213 | int early; |
214 | int recurse; | |
7677417b | 215 | enum object_type type = object_type(mode); |
9c4d58ff | 216 | |
030a3d5d | 217 | early = show_tree_common(options, &recurse, base, pathname, type); |
9c4d58ff ÆAB |
218 | if (early >= 0) |
219 | return early; | |
220 | ||
7677417b | 221 | printf("%06o %s %s\t", mode, type_name(object_type(mode)), |
030a3d5d ÆAB |
222 | find_unique_abbrev(oid, options->abbrev)); |
223 | show_tree_common_default_long(options, base, pathname, base->len); | |
9c4d58ff ÆAB |
224 | return recurse; |
225 | } | |
226 | ||
227 | static int show_tree_long(const struct object_id *oid, struct strbuf *base, | |
555ff1c8 | 228 | const char *pathname, unsigned mode, |
030a3d5d | 229 | void *context) |
9c4d58ff | 230 | { |
030a3d5d | 231 | struct ls_tree_options *options = context; |
9c4d58ff ÆAB |
232 | int early; |
233 | int recurse; | |
9c4d58ff | 234 | char size_text[24]; |
7677417b | 235 | enum object_type type = object_type(mode); |
9c4d58ff | 236 | |
030a3d5d | 237 | early = show_tree_common(options, &recurse, base, pathname, type); |
9c4d58ff ÆAB |
238 | if (early >= 0) |
239 | return early; | |
240 | ||
7677417b | 241 | if (type == OBJ_BLOB) { |
9c4d58ff | 242 | unsigned long size; |
7677417b | 243 | if (oid_object_info(the_repository, oid, &size) == OBJ_BAD) |
9c4d58ff ÆAB |
244 | xsnprintf(size_text, sizeof(size_text), "BAD"); |
245 | else | |
246 | xsnprintf(size_text, sizeof(size_text), | |
247 | "%" PRIuMAX, (uintmax_t)size); | |
248 | } else { | |
249 | xsnprintf(size_text, sizeof(size_text), "-"); | |
a5bbda8b | 250 | } |
315f22c8 | 251 | |
7677417b | 252 | printf("%06o %s %s %7s\t", mode, type_name(type), |
030a3d5d ÆAB |
253 | find_unique_abbrev(oid, options->abbrev), size_text); |
254 | show_tree_common_default_long(options, base, pathname, base->len); | |
350296cc | 255 | return recurse; |
9c4d58ff | 256 | } |
315f22c8 | 257 | |
9c4d58ff | 258 | static int show_tree_name_only(const struct object_id *oid, struct strbuf *base, |
555ff1c8 | 259 | const char *pathname, unsigned mode, |
030a3d5d | 260 | void *context) |
9c4d58ff | 261 | { |
030a3d5d | 262 | struct ls_tree_options *options = context; |
9c4d58ff ÆAB |
263 | int early; |
264 | int recurse; | |
265 | const size_t baselen = base->len; | |
7677417b | 266 | enum object_type type = object_type(mode); |
9c4d58ff | 267 | |
030a3d5d | 268 | early = show_tree_common(options, &recurse, base, pathname, type); |
9c4d58ff ÆAB |
269 | if (early >= 0) |
270 | return early; | |
271 | ||
1cf9952d NTND |
272 | strbuf_addstr(base, pathname); |
273 | write_name_quoted_relative(base->buf, | |
030a3d5d ÆAB |
274 | options->chomp_prefix ? options->ls_tree_prefix : NULL, |
275 | stdout, options->line_termination); | |
1cf9952d | 276 | strbuf_setlen(base, baselen); |
9c4d58ff ÆAB |
277 | return recurse; |
278 | } | |
279 | ||
280 | static int show_tree_object(const struct object_id *oid, struct strbuf *base, | |
555ff1c8 | 281 | const char *pathname, unsigned mode, |
030a3d5d | 282 | void *context) |
9c4d58ff | 283 | { |
030a3d5d | 284 | struct ls_tree_options *options = context; |
9c4d58ff ÆAB |
285 | int early; |
286 | int recurse; | |
7677417b | 287 | enum object_type type = object_type(mode); |
9c4d58ff | 288 | |
030a3d5d | 289 | early = show_tree_common(options, &recurse, base, pathname, type); |
9c4d58ff ÆAB |
290 | if (early >= 0) |
291 | return early; | |
292 | ||
030a3d5d | 293 | printf("%s%c", find_unique_abbrev(oid, options->abbrev), options->line_termination); |
889f7838 | 294 | return recurse; |
6af1f019 | 295 | } |
0f2303f7 | 296 | |
030a3d5d ÆAB |
297 | enum ls_tree_cmdmode { |
298 | MODE_DEFAULT = 0, | |
299 | MODE_LONG, | |
300 | MODE_NAME_ONLY, | |
301 | MODE_NAME_STATUS, | |
302 | MODE_OBJECT_ONLY, | |
303 | }; | |
304 | ||
455923e0 ÆAB |
305 | struct ls_tree_cmdmode_to_fmt { |
306 | enum ls_tree_cmdmode mode; | |
307 | const char *const fmt; | |
9c4d58ff | 308 | read_tree_fn_t fn; |
455923e0 ÆAB |
309 | }; |
310 | ||
311 | static struct ls_tree_cmdmode_to_fmt ls_tree_cmdmode_format[] = { | |
312 | { | |
313 | .mode = MODE_DEFAULT, | |
314 | .fmt = "%(objectmode) %(objecttype) %(objectname)%x09%(path)", | |
9c4d58ff | 315 | .fn = show_tree_default, |
455923e0 ÆAB |
316 | }, |
317 | { | |
318 | .mode = MODE_LONG, | |
319 | .fmt = "%(objectmode) %(objecttype) %(objectname) %(objectsize:padded)%x09%(path)", | |
9c4d58ff | 320 | .fn = show_tree_long, |
455923e0 ÆAB |
321 | }, |
322 | { | |
323 | .mode = MODE_NAME_ONLY, /* And MODE_NAME_STATUS */ | |
324 | .fmt = "%(path)", | |
9c4d58ff | 325 | .fn = show_tree_name_only, |
455923e0 | 326 | }, |
cab851c2 TL |
327 | { |
328 | .mode = MODE_OBJECT_ONLY, | |
329 | .fmt = "%(objectname)", | |
9c4d58ff ÆAB |
330 | .fn = show_tree_object |
331 | }, | |
332 | { | |
333 | /* fallback */ | |
334 | .fn = show_tree_default, | |
cab851c2 | 335 | }, |
455923e0 ÆAB |
336 | }; |
337 | ||
a633fca0 | 338 | int cmd_ls_tree(int argc, const char **argv, const char *prefix) |
6af1f019 | 339 | { |
a9b5f5bf | 340 | struct object_id oid; |
521698b1 | 341 | struct tree *tree; |
f0096c06 | 342 | int i, full_tree = 0; |
9c4d58ff | 343 | read_tree_fn_t fn = NULL; |
030a3d5d ÆAB |
344 | enum ls_tree_cmdmode cmdmode = MODE_DEFAULT; |
345 | struct ls_tree_options options = { | |
346 | .line_termination = '\n', | |
347 | }; | |
61fdbcf9 | 348 | const struct option ls_tree_options[] = { |
030a3d5d | 349 | OPT_BIT('d', NULL, &options.ls_options, N_("only show trees"), |
61fdbcf9 | 350 | LS_TREE_ONLY), |
030a3d5d | 351 | OPT_BIT('r', NULL, &options.ls_options, N_("recurse into subtrees"), |
61fdbcf9 | 352 | LS_RECURSIVE), |
030a3d5d | 353 | OPT_BIT('t', NULL, &options.ls_options, N_("show trees when recursing"), |
61fdbcf9 | 354 | LS_SHOW_TREES), |
030a3d5d | 355 | OPT_SET_INT('z', NULL, &options.line_termination, |
373f9221 | 356 | N_("terminate entries with NUL byte"), 0), |
315f22c8 TL |
357 | OPT_CMDMODE('l', "long", &cmdmode, N_("include object size"), |
358 | MODE_LONG), | |
359 | OPT_CMDMODE(0, "name-only", &cmdmode, N_("list only filenames"), | |
360 | MODE_NAME_ONLY), | |
361 | OPT_CMDMODE(0, "name-status", &cmdmode, N_("list only filenames"), | |
0f887835 | 362 | MODE_NAME_STATUS), |
cab851c2 TL |
363 | OPT_CMDMODE(0, "object-only", &cmdmode, N_("list only objects"), |
364 | MODE_OBJECT_ONLY), | |
030a3d5d | 365 | OPT_SET_INT(0, "full-name", &options.chomp_prefix, |
373f9221 | 366 | N_("use full path names"), 0), |
d5d09d47 SB |
367 | OPT_BOOL(0, "full-tree", &full_tree, |
368 | N_("list entire tree; not just current directory " | |
369 | "(implies --full-name)")), | |
030a3d5d | 370 | OPT_STRING_F(0, "format", &options.format, N_("format"), |
455923e0 ÆAB |
371 | N_("format to use for the output"), |
372 | PARSE_OPT_NONEG), | |
030a3d5d | 373 | OPT__ABBREV(&options.abbrev), |
61fdbcf9 SB |
374 | OPT_END() |
375 | }; | |
9c4d58ff | 376 | struct ls_tree_cmdmode_to_fmt *m2f = ls_tree_cmdmode_format; |
030a3d5d | 377 | int ret; |
7912c070 | 378 | |
ef90d6d4 | 379 | git_config(git_default_config, NULL); |
030a3d5d | 380 | options.ls_tree_prefix = prefix; |
9725c8dd | 381 | if (prefix) |
030a3d5d | 382 | options.chomp_prefix = strlen(prefix); |
61fdbcf9 SB |
383 | |
384 | argc = parse_options(argc, argv, prefix, ls_tree_options, | |
385 | ls_tree_usage, 0); | |
386 | if (full_tree) { | |
030a3d5d ÆAB |
387 | options.ls_tree_prefix = prefix = NULL; |
388 | options.chomp_prefix = 0; | |
aa1c48df | 389 | } |
0f887835 ÆAB |
390 | /* |
391 | * We wanted to detect conflicts between --name-only and | |
392 | * --name-status, but once we're done with that subsequent | |
393 | * code should only need to check the primary name. | |
394 | */ | |
395 | if (cmdmode == MODE_NAME_STATUS) | |
396 | cmdmode = MODE_NAME_ONLY; | |
397 | ||
f5984671 JH |
398 | /* -d -r should imply -t, but -d by itself should not have to. */ |
399 | if ( (LS_TREE_ONLY|LS_RECURSIVE) == | |
030a3d5d ÆAB |
400 | ((LS_TREE_ONLY|LS_RECURSIVE) & options.ls_options)) |
401 | options.ls_options |= LS_SHOW_TREES; | |
aa1c48df | 402 | |
030a3d5d | 403 | if (options.format && cmdmode) |
455923e0 ÆAB |
404 | usage_msg_opt( |
405 | _("--format can't be combined with other format-altering options"), | |
406 | ls_tree_usage, ls_tree_options); | |
61fdbcf9 SB |
407 | if (argc < 1) |
408 | usage_with_options(ls_tree_usage, ls_tree_options); | |
a9b5f5bf | 409 | if (get_oid(argv[0], &oid)) |
61fdbcf9 | 410 | die("Not a valid object name %s", argv[0]); |
6af1f019 | 411 | |
0fdc2ae5 NTND |
412 | /* |
413 | * show_recursive() rolls its own matching code and is | |
414 | * generally ignorant of 'struct pathspec'. The magic mask | |
415 | * cannot be lifted until it is converted to use | |
854b0959 | 416 | * match_pathspec() or tree_entry_interesting() |
0fdc2ae5 | 417 | */ |
030a3d5d ÆAB |
418 | parse_pathspec(&options.pathspec, PATHSPEC_ALL_MAGIC & |
419 | ~(PATHSPEC_FROMTOP | PATHSPEC_LITERAL), | |
0fdc2ae5 NTND |
420 | PATHSPEC_PREFER_CWD, |
421 | prefix, argv + 1); | |
030a3d5d ÆAB |
422 | for (i = 0; i < options.pathspec.nr; i++) |
423 | options.pathspec.items[i].nowildcard_len = options.pathspec.items[i].len; | |
424 | options.pathspec.has_wildcard = 0; | |
a9dbc179 | 425 | tree = parse_tree_indirect(&oid); |
521698b1 | 426 | if (!tree) |
3c5e8468 | 427 | die("not a tree object"); |
455923e0 ÆAB |
428 | /* |
429 | * The generic show_tree_fmt() is slower than show_tree(), so | |
430 | * take the fast path if possible. | |
431 | */ | |
9c4d58ff ÆAB |
432 | while (m2f) { |
433 | if (!m2f->fmt) { | |
030a3d5d ÆAB |
434 | fn = options.format ? show_tree_fmt : show_tree_default; |
435 | } else if (options.format && !strcmp(options.format, m2f->fmt)) { | |
455923e0 | 436 | cmdmode = m2f->mode; |
9c4d58ff | 437 | fn = m2f->fn; |
030a3d5d | 438 | } else if (!options.format && cmdmode == m2f->mode) { |
9c4d58ff ÆAB |
439 | fn = m2f->fn; |
440 | } else { | |
441 | m2f++; | |
442 | continue; | |
455923e0 | 443 | } |
9c4d58ff | 444 | break; |
455923e0 ÆAB |
445 | } |
446 | ||
030a3d5d ÆAB |
447 | ret = !!read_tree(the_repository, tree, &options.pathspec, fn, &options); |
448 | clear_pathspec(&options.pathspec); | |
449 | return ret; | |
7912c070 | 450 | } |