3 #include "parse-options.h"
9 #include "submodule-config.h"
10 #include "string-list.h"
11 #include "run-command.h"
14 const struct cache_entry
**entries
;
17 #define MODULE_LIST_INIT { NULL, 0, 0 }
19 static int module_list_compute(int argc
, const char **argv
,
21 struct pathspec
*pathspec
,
22 struct module_list
*list
)
25 char *max_prefix
, *ps_matched
= NULL
;
27 parse_pathspec(pathspec
, 0,
28 PATHSPEC_PREFER_FULL
|
29 PATHSPEC_STRIP_SUBMODULE_SLASH_CHEAP
,
32 /* Find common prefix for all pathspec's */
33 max_prefix
= common_prefix(pathspec
);
34 max_prefix_len
= max_prefix
? strlen(max_prefix
) : 0;
37 ps_matched
= xcalloc(pathspec
->nr
, 1);
40 die(_("index file corrupt"));
42 for (i
= 0; i
< active_nr
; i
++) {
43 const struct cache_entry
*ce
= active_cache
[i
];
45 if (!S_ISGITLINK(ce
->ce_mode
) ||
46 !match_pathspec(pathspec
, ce
->name
, ce_namelen(ce
),
47 max_prefix_len
, ps_matched
, 1))
50 ALLOC_GROW(list
->entries
, list
->nr
+ 1, list
->alloc
);
51 list
->entries
[list
->nr
++] = ce
;
52 while (i
+ 1 < active_nr
&&
53 !strcmp(ce
->name
, active_cache
[i
+ 1]->name
))
55 * Skip entries with the same name in different stages
56 * to make sure an entry is returned only once.
62 if (ps_matched
&& report_path_error(ps_matched
, pathspec
, prefix
))
70 static int module_list(int argc
, const char **argv
, const char *prefix
)
73 struct pathspec pathspec
;
74 struct module_list list
= MODULE_LIST_INIT
;
76 struct option module_list_options
[] = {
77 OPT_STRING(0, "prefix", &prefix
,
79 N_("alternative anchor for relative paths")),
83 const char *const git_submodule_helper_usage
[] = {
84 N_("git submodule--helper list [--prefix=<path>] [<path>...]"),
88 argc
= parse_options(argc
, argv
, prefix
, module_list_options
,
89 git_submodule_helper_usage
, 0);
91 if (module_list_compute(argc
, argv
, prefix
, &pathspec
, &list
) < 0) {
92 printf("#unmatched\n");
96 for (i
= 0; i
< list
.nr
; i
++) {
97 const struct cache_entry
*ce
= list
.entries
[i
];
100 printf("%06o %s U\t", ce
->ce_mode
, sha1_to_hex(null_sha1
));
102 printf("%06o %s %d\t", ce
->ce_mode
, sha1_to_hex(ce
->sha1
), ce_stage(ce
));
104 utf8_fprintf(stdout
, "%s\n", ce
->name
);
109 static int module_name(int argc
, const char **argv
, const char *prefix
)
111 const struct submodule
*sub
;
114 usage(_("git submodule--helper name <path>"));
117 sub
= submodule_from_path(null_sha1
, argv
[1]);
120 die(_("no submodule mapping found in .gitmodules for path '%s'"),
123 printf("%s\n", sub
->name
);
128 static int clone_submodule(const char *path
, const char *gitdir
, const char *url
,
129 const char *depth
, const char *reference
, int quiet
)
131 struct child_process cp
;
132 child_process_init(&cp
);
134 argv_array_push(&cp
.args
, "clone");
135 argv_array_push(&cp
.args
, "--no-checkout");
137 argv_array_push(&cp
.args
, "--quiet");
139 argv_array_pushl(&cp
.args
, "--depth", depth
, NULL
);
140 if (reference
&& *reference
)
141 argv_array_pushl(&cp
.args
, "--reference", reference
, NULL
);
142 if (gitdir
&& *gitdir
)
143 argv_array_pushl(&cp
.args
, "--separate-git-dir", gitdir
, NULL
);
145 argv_array_push(&cp
.args
, url
);
146 argv_array_push(&cp
.args
, path
);
149 prepare_submodule_repo_env(&cp
.env_array
);
152 return run_command(&cp
);
155 static int module_clone(int argc
, const char **argv
, const char *prefix
)
157 const char *path
= NULL
, *name
= NULL
, *url
= NULL
;
158 const char *reference
= NULL
, *depth
= NULL
;
160 FILE *submodule_dot_git
;
161 char *sm_gitdir
, *cwd
, *p
;
162 struct strbuf rel_path
= STRBUF_INIT
;
163 struct strbuf sb
= STRBUF_INIT
;
165 struct option module_clone_options
[] = {
166 OPT_STRING(0, "prefix", &prefix
,
168 N_("alternative anchor for relative paths")),
169 OPT_STRING(0, "path", &path
,
171 N_("where the new submodule will be cloned to")),
172 OPT_STRING(0, "name", &name
,
174 N_("name of the new submodule")),
175 OPT_STRING(0, "url", &url
,
177 N_("url where to clone the submodule from")),
178 OPT_STRING(0, "reference", &reference
,
180 N_("reference repository")),
181 OPT_STRING(0, "depth", &depth
,
183 N_("depth for shallow clones")),
184 OPT__QUIET(&quiet
, "Suppress output for cloning a submodule"),
188 const char *const git_submodule_helper_usage
[] = {
189 N_("git submodule--helper clone [--prefix=<path>] [--quiet] "
190 "[--reference <repository>] [--name <name>] [--depth <depth>] "
191 "--url <url> --path <path>"),
195 argc
= parse_options(argc
, argv
, prefix
, module_clone_options
,
196 git_submodule_helper_usage
, 0);
198 if (argc
|| !url
|| !path
)
199 usage_with_options(git_submodule_helper_usage
,
200 module_clone_options
);
202 strbuf_addf(&sb
, "%s/modules/%s", get_git_dir(), name
);
203 sm_gitdir
= strbuf_detach(&sb
, NULL
);
205 if (!file_exists(sm_gitdir
)) {
206 if (safe_create_leading_directories_const(sm_gitdir
) < 0)
207 die(_("could not create directory '%s'"), sm_gitdir
);
208 if (clone_submodule(path
, sm_gitdir
, url
, depth
, reference
, quiet
))
209 die(_("clone of '%s' into submodule path '%s' failed"),
212 if (safe_create_leading_directories_const(path
) < 0)
213 die(_("could not create directory '%s'"), path
);
214 strbuf_addf(&sb
, "%s/index", sm_gitdir
);
215 unlink_or_warn(sb
.buf
);
219 /* Write a .git file in the submodule to redirect to the superproject. */
220 if (safe_create_leading_directories_const(path
) < 0)
221 die(_("could not create directory '%s'"), path
);
224 strbuf_addf(&sb
, "%s/.git", path
);
226 strbuf_addstr(&sb
, ".git");
228 if (safe_create_leading_directories_const(sb
.buf
) < 0)
229 die(_("could not create leading directories of '%s'"), sb
.buf
);
230 submodule_dot_git
= fopen(sb
.buf
, "w");
231 if (!submodule_dot_git
)
232 die_errno(_("cannot open file '%s'"), sb
.buf
);
234 fprintf(submodule_dot_git
, "gitdir: %s\n",
235 relative_path(sm_gitdir
, path
, &rel_path
));
236 if (fclose(submodule_dot_git
))
237 die(_("could not close file %s"), sb
.buf
);
239 strbuf_reset(&rel_path
);
242 /* Redirect the worktree of the submodule in the superproject's config */
243 if (!is_absolute_path(sm_gitdir
)) {
244 strbuf_addf(&sb
, "%s/%s", cwd
, sm_gitdir
);
246 sm_gitdir
= strbuf_detach(&sb
, NULL
);
249 strbuf_addf(&sb
, "%s/%s", cwd
, path
);
250 p
= git_pathdup_submodule(path
, "config");
252 die(_("could not get submodule directory for '%s'"), path
);
253 git_config_set_in_file(p
, "core.worktree",
254 relative_path(sb
.buf
, sm_gitdir
, &rel_path
));
256 strbuf_release(&rel_path
);
265 int (*fn
)(int, const char **, const char *);
268 static struct cmd_struct commands
[] = {
269 {"list", module_list
},
270 {"name", module_name
},
271 {"clone", module_clone
},
274 int cmd_submodule__helper(int argc
, const char **argv
, const char *prefix
)
278 die(_("fatal: submodule--helper subcommand must be "
279 "called with a subcommand"));
281 for (i
= 0; i
< ARRAY_SIZE(commands
); i
++)
282 if (!strcmp(argv
[1], commands
[i
].cmd
))
283 return commands
[i
].fn(argc
- 1, argv
+ 1, prefix
);
285 die(_("fatal: '%s' is not a valid submodule--helper "
286 "subcommand"), argv
[1]);