static const char *remote_submodule_branch(const char *path)
{
const struct submodule *sub;
gitmodules_config();
git_config(submodule_config, NULL);
sub = submodule_from_path(null_sha1, path);
if (!sub)
return NULL;
if (!sub->branch)
return "master";
if (!strcmp(sub->branch, ".")) {
unsigned char sha1[20];
const char *refname = resolve_ref_unsafe("HEAD", 0, sha1, NULL);
if (!refname)
die(_("No such ref: %s"), "HEAD");
/* detached HEAD */
if (!strcmp(refname, "HEAD"))
die(_("Submodule (%s) branch configured to inherit "
"branch from superproject, but the superproject "
"is not on any branch"), sub->name);
if (!skip_prefix(refname, "refs/heads/", &refname))
die(_("Expecting a full ref name, got %s"), refname);
return refname;
}
return sub->branch;
}
int cmd_main(int argc, const char **argv)
{
const char **arg = argv;
int my_argc = argc;
int output_url = 0;
int lookup_name = 0;
arg++;
my_argc--;
while (starts_with(arg[0], "--")) {
if (!strcmp(arg[0], "--url"))
output_url = 1;
if (!strcmp(arg[0], "--name"))
lookup_name = 1;
arg++;
my_argc--;
}
if (my_argc % 2 != 0)
die_usage(argc, argv, "Wrong number of arguments.");
setup_git_directory();
gitmodules_config();
git_config(git_test_config, NULL);
while (*arg) {
unsigned char commit_sha1[20];
const struct submodule *submodule;
const char *commit;
const char *path_or_name;
commit = arg[0];
path_or_name = arg[1];
if (commit[0] == '\0')
hashclr(commit_sha1);
else if (get_sha1(commit, commit_sha1) < 0)
die_usage(argc, argv, "Commit not found.");
if (lookup_name) {
submodule = submodule_from_name(commit_sha1, path_or_name);
} else
submodule = submodule_from_path(commit_sha1, path_or_name);
if (!submodule)
die_usage(argc, argv, "Submodule not found.");
if (output_url)
printf("Submodule url: '%s' for path '%s'\n",
submodule->url, submodule->path);
else
printf("Submodule name: '%s' for path '%s'\n",
submodule->name, submodule->path);
arg += 2;
}
submodule_free();
return 0;
}
static void status_init_config(struct wt_status *s, config_fn_t fn)
{
wt_status_prepare(s);
gitmodules_config();
git_config(fn, s);
determine_whence(s);
s->hints = advice_status_hints; /* must come after git_config() */
}
static int is_active(int argc, const char **argv, const char *prefix)
{
if (argc != 2)
die("submodule--helper is-active takes exactly 1 argument");
gitmodules_config();
return !is_submodule_initialized(argv[1]);
}
int cmd_diff_files(int argc, const char **argv, const char *prefix)
{
struct rev_info rev;
int result;
unsigned options = 0;
init_revisions(&rev, prefix);
gitmodules_config();
git_config(git_diff_basic_config, NULL); /* no "diff" UI options */
rev.abbrev = 0;
precompose_argv(argc, argv);
argc = setup_revisions(argc, argv, &rev, NULL);
while (1 < argc && argv[1][0] == '-') {
if (!strcmp(argv[1], "--base"))
rev.max_count = 1;
else if (!strcmp(argv[1], "--ours"))
rev.max_count = 2;
else if (!strcmp(argv[1], "--theirs"))
rev.max_count = 3;
else if (!strcmp(argv[1], "-q"))
options |= DIFF_SILENT_ON_REMOVED;
else
usage(diff_files_usage);
argv++; argc--;
}
if (!rev.diffopt.output_format)
rev.diffopt.output_format = DIFF_FORMAT_RAW;
/*
* Make sure there are NO revision (i.e. pending object) parameter,
* rev.max_count is reasonable (0 <= n <= 3), and
* there is no other revision filtering parameters.
*/
if (rev.pending.nr ||
rev.min_age != -1 || rev.max_age != -1 ||
3 < rev.max_count)
usage(diff_files_usage);
/*
* "diff-files --base -p" should not combine merges because it
* was not asked to. "diff-files -c -p" should not densify
* (the user should ask with "diff-files --cc" explicitly).
*/
if (rev.max_count == -1 && !rev.combine_merges &&
(rev.diffopt.output_format & DIFF_FORMAT_PATCH))
rev.combine_merges = rev.dense_combined_merges = 1;
if (read_cache_preload(&rev.diffopt.pathspec) < 0) {
perror("read_cache_preload");
return -1;
}
result = run_diff_files(&rev, options);
return diff_result_code(&rev.diffopt, result);
}
static int do_submodule_path(struct strbuf *buf, const char *path,
const char *fmt, va_list args)
{
const char *git_dir;
struct strbuf git_submodule_common_dir = STRBUF_INIT;
struct strbuf git_submodule_dir = STRBUF_INIT;
const struct submodule *sub;
int err = 0;
strbuf_addstr(buf, path);
strbuf_complete(buf, '/');
strbuf_addstr(buf, ".git");
git_dir = read_gitfile(buf->buf);
if (git_dir) {
strbuf_reset(buf);
strbuf_addstr(buf, git_dir);
}
if (!is_git_directory(buf->buf)) {
gitmodules_config();
sub = submodule_from_path(null_sha1, path);
if (!sub) {
err = SUBMODULE_PATH_ERR_NOT_CONFIGURED;
goto cleanup;
}
strbuf_reset(buf);
strbuf_git_path(buf, "%s/%s", "modules", sub->name);
}
strbuf_addch(buf, '/');
strbuf_addbuf(&git_submodule_dir, buf);
strbuf_vaddf(buf, fmt, args);
if (get_common_dir_noenv(&git_submodule_common_dir, git_submodule_dir.buf))
update_common_dir(buf, git_submodule_dir.len, git_submodule_common_dir.buf);
strbuf_cleanup_path(buf);
cleanup:
strbuf_release(&git_submodule_dir);
strbuf_release(&git_submodule_common_dir);
return err;
}
static int module_name(int argc, const char **argv, const char *prefix)
{
const struct submodule *sub;
if (argc != 2)
usage(_("git submodule--helper name <path>"));
gitmodules_config();
sub = submodule_from_path(null_sha1, argv[1]);
if (!sub)
die(_("no submodule mapping found in .gitmodules for path '%s'"),
argv[1]);
printf("%s\n", sub->name);
return 0;
}
static void module_list_active(struct module_list *list)
{
int i;
struct module_list active_modules = MODULE_LIST_INIT;
gitmodules_config();
for (i = 0; i < list->nr; i++) {
const struct cache_entry *ce = list->entries[i];
if (!is_submodule_initialized(ce->name))
continue;
ALLOC_GROW(active_modules.entries,
active_modules.nr + 1,
active_modules.alloc);
active_modules.entries[active_modules.nr++] = ce;
}
free(list->entries);
*list = active_modules;
}
static int absorb_git_dirs(int argc, const char **argv, const char *prefix)
{
int i;
struct pathspec pathspec;
struct module_list list = MODULE_LIST_INIT;
unsigned flags = ABSORB_GITDIR_RECURSE_SUBMODULES;
struct option embed_gitdir_options[] = {
OPT_STRING(0, "prefix", &prefix,
N_("path"),
N_("path into the working tree")),
OPT_BIT(0, "--recursive", &flags, N_("recurse into submodules"),
ABSORB_GITDIR_RECURSE_SUBMODULES),
OPT_END()
};
const char *const git_submodule_helper_usage[] = {
N_("git submodule--helper embed-git-dir [<path>...]"),
NULL
};
argc = parse_options(argc, argv, prefix, embed_gitdir_options,
git_submodule_helper_usage, 0);
gitmodules_config();
git_config(submodule_config, NULL);
if (module_list_compute(argc, argv, prefix, &pathspec, &list) < 0)
return 1;
for (i = 0; i < list.nr; i++)
absorb_git_dir_into_superproject(prefix,
list.entries[i]->name, flags);
return 0;
}
int cmd_diff(int argc, const char **argv, const char *prefix)
{
int i;
struct rev_info rev;
struct object_array_entry ent[100];
int ents = 0, blobs = 0, paths = 0;
const char *path = NULL;
struct blobinfo blob[2];
int nongit;
int result = 0;
/*
* We could get N tree-ish in the rev.pending_objects list.
* Also there could be M blobs there, and P pathspecs.
*
* N=0, M=0:
* cache vs files (diff-files)
* N=0, M=2:
* compare two random blobs. P must be zero.
* N=0, M=1, P=1:
* compare a blob with a working tree file.
*
* N=1, M=0:
* tree vs cache (diff-index --cached)
*
* N=2, M=0:
* tree vs tree (diff-tree)
*
* N=0, M=0, P=2:
* compare two filesystem entities (aka --no-index).
*
* Other cases are errors.
*/
prefix = setup_git_directory_gently(&nongit);
gitmodules_config();
git_config(git_diff_ui_config, NULL);
if (diff_use_color_default == -1)
diff_use_color_default = git_use_color_default;
init_revisions(&rev, prefix);
/* If this is a no-index diff, just run it and exit there. */
diff_no_index(&rev, argc, argv, nongit, prefix);
/* Otherwise, we are doing the usual "git" diff */
rev.diffopt.skip_stat_unmatch = !!diff_auto_refresh_index;
/* Default to let external and textconv be used */
DIFF_OPT_SET(&rev.diffopt, ALLOW_EXTERNAL);
DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV);
if (nongit)
die("Not a git repository");
argc = setup_revisions(argc, argv, &rev, NULL);
if (!rev.diffopt.output_format) {
rev.diffopt.output_format = DIFF_FORMAT_PATCH;
if (diff_setup_done(&rev.diffopt) < 0)
die("diff_setup_done failed");
}
DIFF_OPT_SET(&rev.diffopt, RECURSIVE);
/*
* If the user asked for our exit code then don't start a
* pager or we would end up reporting its exit code instead.
*/
if (!DIFF_OPT_TST(&rev.diffopt, EXIT_WITH_STATUS) &&
check_pager_config("diff") != 0)
setup_pager();
/*
* Do we have --cached and not have a pending object, then
* default to HEAD by hand. Eek.
*/
if (!rev.pending.nr) {
int i;
for (i = 1; i < argc; i++) {
const char *arg = argv[i];
if (!strcmp(arg, "--"))
break;
else if (!strcmp(arg, "--cached") ||
!strcmp(arg, "--staged")) {
add_head_to_pending(&rev);
if (!rev.pending.nr) {
struct tree *tree;
tree = lookup_tree((const unsigned char*)EMPTY_TREE_SHA1_BIN);
add_pending_object(&rev, &tree->object, "HEAD");
}
break;
}
}
}
for (i = 0; i < rev.pending.nr; i++) {
struct object_array_entry *list = rev.pending.objects+i;
struct object *obj = list->item;
const char *name = list->name;
int flags = (obj->flags & UNINTERESTING);
if (!obj->parsed)
obj = parse_object(obj->sha1);
obj = deref_tag(obj, NULL, 0);
if (!obj)
die("invalid object '%s' given.", name);
if (obj->type == OBJ_COMMIT)
obj = &((struct commit *)obj)->tree->object;
if (obj->type == OBJ_TREE) {
if (ARRAY_SIZE(ent) <= ents)
die("more than %d trees given: '%s'",
(int) ARRAY_SIZE(ent), name);
obj->flags |= flags;
ent[ents].item = obj;
ent[ents].name = name;
ents++;
continue;
}
if (obj->type == OBJ_BLOB) {
if (2 <= blobs)
die("more than two blobs given: '%s'", name);
hashcpy(blob[blobs].sha1, obj->sha1);
blob[blobs].name = name;
blob[blobs].mode = list->mode;
blobs++;
continue;
}
die("unhandled object '%s' given.", name);
}
if (rev.prune_data.nr) {
if (!path)
path = rev.prune_data.items[0].match;
paths += rev.prune_data.nr;
}
/*
* Now, do the arguments look reasonable?
*/
if (!ents) {
switch (blobs) {
case 0:
result = builtin_diff_files(&rev, argc, argv);
break;
case 1:
if (paths != 1)
usage(builtin_diff_usage);
result = builtin_diff_b_f(&rev, argc, argv, blob, path);
break;
case 2:
if (paths)
usage(builtin_diff_usage);
result = builtin_diff_blobs(&rev, argc, argv, blob);
break;
default:
usage(builtin_diff_usage);
}
}
else if (blobs)
usage(builtin_diff_usage);
else if (ents == 1)
result = builtin_diff_index(&rev, argc, argv);
else if (ents == 2)
result = builtin_diff_tree(&rev, argc, argv, ent);
else if (ent[0].item->flags & UNINTERESTING) {
/*
* diff A...B where there is at least one merge base
* between A and B. We have ent[0] == merge-base,
* ent[ents-2] == A, and ent[ents-1] == B. Show diff
* between the base and B. Note that we pick one
* merge base at random if there are more than one.
*/
ent[1] = ent[ents-1];
result = builtin_diff_tree(&rev, argc, argv, ent);
} else
result = builtin_diff_combined(&rev, argc, argv,
ent, ents);
result = diff_result_code(&rev.diffopt, result);
if (1 < rev.diffopt.skip_stat_unmatch)
refresh_index_quietly();
return result;
}
int cmd_grep(int argc, const char **argv, const char *prefix)
{
int hit = 0;
int cached = 0, untracked = 0, opt_exclude = -1;
int seen_dashdash = 0;
int external_grep_allowed__ignored;
const char *show_in_pager = NULL, *default_pager = "dummy";
struct grep_opt opt;
struct object_array list = OBJECT_ARRAY_INIT;
struct pathspec pathspec;
struct string_list path_list = STRING_LIST_INIT_NODUP;
int i;
int dummy;
int use_index = 1;
int pattern_type_arg = GREP_PATTERN_TYPE_UNSPECIFIED;
struct option options[] = {
OPT_BOOL(0, "cached", &cached,
N_("search in index instead of in the work tree")),
OPT_NEGBIT(0, "no-index", &use_index,
N_("find in contents not managed by git"), 1),
OPT_BOOL(0, "untracked", &untracked,
N_("search in both tracked and untracked files")),
OPT_SET_INT(0, "exclude-standard", &opt_exclude,
N_("ignore files specified via '.gitignore'"), 1),
OPT_BOOL(0, "recurse-submodules", &recurse_submodules,
N_("recursivley search in each submodule")),
OPT_STRING(0, "parent-basename", &parent_basename,
N_("basename"),
N_("prepend parent project's basename to output")),
OPT_GROUP(""),
OPT_BOOL('v', "invert-match", &opt.invert,
N_("show non-matching lines")),
OPT_BOOL('i', "ignore-case", &opt.ignore_case,
N_("case insensitive matching")),
OPT_BOOL('w', "word-regexp", &opt.word_regexp,
N_("match patterns only at word boundaries")),
OPT_SET_INT('a', "text", &opt.binary,
N_("process binary files as text"), GREP_BINARY_TEXT),
OPT_SET_INT('I', NULL, &opt.binary,
N_("don't match patterns in binary files"),
GREP_BINARY_NOMATCH),
OPT_BOOL(0, "textconv", &opt.allow_textconv,
N_("process binary files with textconv filters")),
{ OPTION_INTEGER, 0, "max-depth", &opt.max_depth, N_("depth"),
N_("descend at most <depth> levels"), PARSE_OPT_NONEG,
NULL, 1 },
OPT_GROUP(""),
OPT_SET_INT('E', "extended-regexp", &pattern_type_arg,
N_("use extended POSIX regular expressions"),
GREP_PATTERN_TYPE_ERE),
OPT_SET_INT('G', "basic-regexp", &pattern_type_arg,
N_("use basic POSIX regular expressions (default)"),
GREP_PATTERN_TYPE_BRE),
OPT_SET_INT('F', "fixed-strings", &pattern_type_arg,
N_("interpret patterns as fixed strings"),
GREP_PATTERN_TYPE_FIXED),
OPT_SET_INT('P', "perl-regexp", &pattern_type_arg,
N_("use Perl-compatible regular expressions"),
GREP_PATTERN_TYPE_PCRE),
OPT_GROUP(""),
OPT_BOOL('n', "line-number", &opt.linenum, N_("show line numbers")),
OPT_NEGBIT('h', NULL, &opt.pathname, N_("don't show filenames"), 1),
OPT_BIT('H', NULL, &opt.pathname, N_("show filenames"), 1),
OPT_NEGBIT(0, "full-name", &opt.relative,
N_("show filenames relative to top directory"), 1),
OPT_BOOL('l', "files-with-matches", &opt.name_only,
N_("show only filenames instead of matching lines")),
OPT_BOOL(0, "name-only", &opt.name_only,
N_("synonym for --files-with-matches")),
OPT_BOOL('L', "files-without-match",
&opt.unmatch_name_only,
N_("show only the names of files without match")),
OPT_BOOL('z', "null", &opt.null_following_name,
N_("print NUL after filenames")),
OPT_BOOL('c', "count", &opt.count,
N_("show the number of matches instead of matching lines")),
OPT__COLOR(&opt.color, N_("highlight matches")),
OPT_BOOL(0, "break", &opt.file_break,
N_("print empty line between matches from different files")),
OPT_BOOL(0, "heading", &opt.heading,
N_("show filename only once above matches from same file")),
OPT_GROUP(""),
OPT_CALLBACK('C', "context", &opt, N_("n"),
N_("show <n> context lines before and after matches"),
context_callback),
OPT_INTEGER('B', "before-context", &opt.pre_context,
N_("show <n> context lines before matches")),
OPT_INTEGER('A', "after-context", &opt.post_context,
N_("show <n> context lines after matches")),
OPT_INTEGER(0, "threads", &num_threads,
N_("use <n> worker threads")),
OPT_NUMBER_CALLBACK(&opt, N_("shortcut for -C NUM"),
context_callback),
OPT_BOOL('p', "show-function", &opt.funcname,
N_("show a line with the function name before matches")),
OPT_BOOL('W', "function-context", &opt.funcbody,
N_("show the surrounding function")),
OPT_GROUP(""),
OPT_CALLBACK('f', NULL, &opt, N_("file"),
N_("read patterns from file"), file_callback),
{ OPTION_CALLBACK, 'e', NULL, &opt, N_("pattern"),
N_("match <pattern>"), PARSE_OPT_NONEG, pattern_callback },
{ OPTION_CALLBACK, 0, "and", &opt, NULL,
N_("combine patterns specified with -e"),
PARSE_OPT_NOARG | PARSE_OPT_NONEG, and_callback },
OPT_BOOL(0, "or", &dummy, ""),
{ OPTION_CALLBACK, 0, "not", &opt, NULL, "",
PARSE_OPT_NOARG | PARSE_OPT_NONEG, not_callback },
{ OPTION_CALLBACK, '(', NULL, &opt, NULL, "",
PARSE_OPT_NOARG | PARSE_OPT_NONEG | PARSE_OPT_NODASH,
open_callback },
{ OPTION_CALLBACK, ')', NULL, &opt, NULL, "",
PARSE_OPT_NOARG | PARSE_OPT_NONEG | PARSE_OPT_NODASH,
close_callback },
OPT__QUIET(&opt.status_only,
N_("indicate hit with exit status without output")),
OPT_BOOL(0, "all-match", &opt.all_match,
N_("show only matches from files that match all patterns")),
{ OPTION_SET_INT, 0, "debug", &opt.debug, NULL,
N_("show parse tree for grep expression"),
PARSE_OPT_NOARG | PARSE_OPT_HIDDEN, NULL, 1 },
OPT_GROUP(""),
{ OPTION_STRING, 'O', "open-files-in-pager", &show_in_pager,
N_("pager"), N_("show matching files in the pager"),
PARSE_OPT_OPTARG, NULL, (intptr_t)default_pager },
OPT_BOOL(0, "ext-grep", &external_grep_allowed__ignored,
N_("allow calling of grep(1) (ignored by this build)")),
OPT_END()
};
init_grep_defaults();
git_config(grep_cmd_config, NULL);
grep_init(&opt, prefix);
super_prefix = get_super_prefix();
/*
* If there is no -- then the paths must exist in the working
* tree. If there is no explicit pattern specified with -e or
* -f, we take the first unrecognized non option to be the
* pattern, but then what follows it must be zero or more
* valid refs up to the -- (if exists), and then existing
* paths. If there is an explicit pattern, then the first
* unrecognized non option is the beginning of the refs list
* that continues up to the -- (if exists), and then paths.
*/
argc = parse_options(argc, argv, prefix, options, grep_usage,
PARSE_OPT_KEEP_DASHDASH |
PARSE_OPT_STOP_AT_NON_OPTION);
grep_commit_pattern_type(pattern_type_arg, &opt);
if (use_index && !startup_info->have_repository) {
int fallback = 0;
git_config_get_bool("grep.fallbacktonoindex", &fallback);
if (fallback)
use_index = 0;
else
/* die the same way as if we did it at the beginning */
setup_git_directory();
}
/*
* skip a -- separator; we know it cannot be
* separating revisions from pathnames if
* we haven't even had any patterns yet
*/
if (argc > 0 && !opt.pattern_list && !strcmp(argv[0], "--")) {
argv++;
argc--;
}
/* First unrecognized non-option token */
if (argc > 0 && !opt.pattern_list) {
append_grep_pattern(&opt, argv[0], "command line", 0,
GREP_PATTERN);
argv++;
argc--;
}
if (show_in_pager == default_pager)
show_in_pager = git_pager(1);
if (show_in_pager) {
opt.color = 0;
opt.name_only = 1;
opt.null_following_name = 1;
opt.output_priv = &path_list;
opt.output = append_path;
string_list_append(&path_list, show_in_pager);
}
if (!opt.pattern_list)
die(_("no pattern given."));
if (!opt.fixed && opt.ignore_case)
opt.regflags |= REG_ICASE;
compile_grep_patterns(&opt);
/* Check revs and then paths */
for (i = 0; i < argc; i++) {
const char *arg = argv[i];
unsigned char sha1[20];
struct object_context oc;
/* Is it a rev? */
if (!get_sha1_with_context(arg, 0, sha1, &oc)) {
struct object *object = parse_object_or_die(sha1, arg);
if (!seen_dashdash)
verify_non_filename(prefix, arg);
add_object_array_with_path(object, arg, &list, oc.mode, oc.path);
continue;
}
if (!strcmp(arg, "--")) {
i++;
seen_dashdash = 1;
}
break;
}
#ifndef NO_PTHREADS
if (list.nr || cached || show_in_pager)
num_threads = 0;
else if (num_threads == 0)
num_threads = GREP_NUM_THREADS_DEFAULT;
else if (num_threads < 0)
die(_("invalid number of threads specified (%d)"), num_threads);
#else
num_threads = 0;
#endif
#ifndef NO_PTHREADS
if (num_threads) {
if (!(opt.name_only || opt.unmatch_name_only || opt.count)
&& (opt.pre_context || opt.post_context ||
opt.file_break || opt.funcbody))
skip_first_line = 1;
start_threads(&opt);
}
#endif
/* The rest are paths */
if (!seen_dashdash) {
int j;
for (j = i; j < argc; j++)
verify_filename(prefix, argv[j], j == i);
}
parse_pathspec(&pathspec, 0,
PATHSPEC_PREFER_CWD |
(opt.max_depth != -1 ? PATHSPEC_MAXDEPTH_VALID : 0),
prefix, argv + i);
pathspec.max_depth = opt.max_depth;
pathspec.recursive = 1;
if (recurse_submodules) {
gitmodules_config();
compile_submodule_options(&opt, &pathspec, cached, untracked,
opt_exclude, use_index,
pattern_type_arg);
}
if (show_in_pager && (cached || list.nr))
die(_("--open-files-in-pager only works on the worktree"));
if (show_in_pager && opt.pattern_list && !opt.pattern_list->next) {
const char *pager = path_list.items[0].string;
int len = strlen(pager);
if (len > 4 && is_dir_sep(pager[len - 5]))
pager += len - 4;
if (opt.ignore_case && !strcmp("less", pager))
string_list_append(&path_list, "-I");
if (!strcmp("less", pager) || !strcmp("vi", pager)) {
struct strbuf buf = STRBUF_INIT;
strbuf_addf(&buf, "+/%s%s",
strcmp("less", pager) ? "" : "*",
opt.pattern_list->pattern);
string_list_append(&path_list, buf.buf);
strbuf_detach(&buf, NULL);
}
}
if (recurse_submodules && (!use_index || untracked))
die(_("option not supported with --recurse-submodules."));
if (!show_in_pager && !opt.status_only)
setup_pager();
if (!use_index && (untracked || cached))
die(_("--cached or --untracked cannot be used with --no-index."));
if (!use_index || untracked) {
int use_exclude = (opt_exclude < 0) ? use_index : !!opt_exclude;
if (list.nr)
die(_("--no-index or --untracked cannot be used with revs."));
hit = grep_directory(&opt, &pathspec, use_exclude, use_index);
} else if (0 <= opt_exclude) {
die(_("--[no-]exclude-standard cannot be used for tracked contents."));
} else if (!list.nr) {
if (!cached)
setup_work_tree();
hit = grep_cache(&opt, &pathspec, cached);
} else {
if (cached)
die(_("both --cached and trees are given."));
hit = grep_objects(&opt, &pathspec, &list);
}
if (num_threads)
hit |= wait_all();
if (hit && show_in_pager)
run_pager(&opt, prefix);
free_grep_patterns(&opt);
return !hit;
}
int cmd_commit(int argc, const char **argv, const char *prefix)
{
static struct wt_status s;
static struct option builtin_commit_options[] = {
OPT__QUIET(&quiet, N_("suppress summary after successful commit")),
OPT__VERBOSE(&verbose, N_("show diff in commit message template")),
OPT_GROUP(N_("Commit message options")),
OPT_FILENAME('F', "file", &logfile, N_("read message from file")),
OPT_STRING(0, "author", &force_author, N_("author"), N_("override author for commit")),
OPT_STRING(0, "date", &force_date, N_("date"), N_("override date for commit")),
OPT_CALLBACK('m', "message", &message, N_("message"), N_("commit message"), opt_parse_m),
OPT_STRING('c', "reedit-message", &edit_message, N_("commit"), N_("reuse and edit message from specified commit")),
OPT_STRING('C', "reuse-message", &use_message, N_("commit"), N_("reuse message from specified commit")),
OPT_STRING(0, "fixup", &fixup_message, N_("commit"), N_("use autosquash formatted message to fixup specified commit")),
OPT_STRING(0, "squash", &squash_message, N_("commit"), N_("use autosquash formatted message to squash specified commit")),
OPT_BOOLEAN(0, "reset-author", &renew_authorship, N_("the commit is authored by me now (used with -C/-c/--amend)")),
OPT_BOOLEAN('s', "signoff", &signoff, N_("add Signed-off-by:")),
OPT_FILENAME('t', "template", &template_file, N_("use specified template file")),
OPT_BOOL('e', "edit", &edit_flag, N_("force edit of commit")),
OPT_STRING(0, "cleanup", &cleanup_arg, N_("default"), N_("how to strip spaces and #comments from message")),
OPT_BOOLEAN(0, "status", &include_status, N_("include status in commit message template")),
{ OPTION_STRING, 'S', "gpg-sign", &sign_commit, N_("key id"),
N_("GPG sign commit"), PARSE_OPT_OPTARG, NULL, (intptr_t) "" },
/* end commit message options */
OPT_GROUP(N_("Commit contents options")),
OPT_BOOLEAN('a', "all", &all, N_("commit all changed files")),
OPT_BOOLEAN('i', "include", &also, N_("add specified files to index for commit")),
OPT_BOOLEAN(0, "interactive", &interactive, N_("interactively add files")),
OPT_BOOLEAN('p', "patch", &patch_interactive, N_("interactively add changes")),
OPT_BOOLEAN('o', "only", &only, N_("commit only specified files")),
OPT_BOOLEAN('n', "no-verify", &no_verify, N_("bypass pre-commit hook")),
OPT_BOOLEAN(0, "dry-run", &dry_run, N_("show what would be committed")),
OPT_SET_INT(0, "short", &status_format, N_("show status concisely"),
STATUS_FORMAT_SHORT),
OPT_BOOLEAN(0, "branch", &s.show_branch, N_("show branch information")),
OPT_SET_INT(0, "porcelain", &status_format,
N_("machine-readable output"), STATUS_FORMAT_PORCELAIN),
OPT_SET_INT(0, "long", &status_format,
N_("show status in long format (default)"),
STATUS_FORMAT_LONG),
OPT_BOOLEAN('z', "null", &s.null_termination,
N_("terminate entries with NUL")),
OPT_BOOLEAN(0, "amend", &amend, N_("amend previous commit")),
OPT_BOOLEAN(0, "no-post-rewrite", &no_post_rewrite, N_("bypass post-rewrite hook")),
{ OPTION_STRING, 'u', "untracked-files", &untracked_files_arg, N_("mode"), N_("show untracked files, optional modes: all, normal, no. (Default: all)"), PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
/* end commit contents options */
{ OPTION_BOOLEAN, 0, "allow-empty", &allow_empty, NULL,
N_("ok to record an empty change"),
PARSE_OPT_NOARG | PARSE_OPT_HIDDEN },
{ OPTION_BOOLEAN, 0, "allow-empty-message", &allow_empty_message, NULL,
N_("ok to record a change with an empty message"),
PARSE_OPT_NOARG | PARSE_OPT_HIDDEN },
OPT_END()
};
struct strbuf sb = STRBUF_INIT;
struct strbuf author_ident = STRBUF_INIT;
const char *index_file, *reflog_msg;
char *nl, *p;
unsigned char sha1[20];
struct ref_lock *ref_lock;
struct commit_list *parents = NULL, **pptr = &parents;
struct stat statbuf;
int allow_fast_forward = 1;
struct commit *current_head = NULL;
struct commit_extra_header *extra = NULL;
if (argc == 2 && !strcmp(argv[1], "-h"))
usage_with_options(builtin_commit_usage, builtin_commit_options);
wt_status_prepare(&s);
gitmodules_config();
git_config(git_commit_config, &s);
determine_whence(&s);
s.colopts = 0;
if (get_sha1("HEAD", sha1))
current_head = NULL;
else {
current_head = lookup_commit_or_die(sha1, "HEAD");
if (!current_head || parse_commit(current_head))
die(_("could not parse HEAD commit"));
}
argc = parse_and_validate_options(argc, argv, builtin_commit_options,
builtin_commit_usage,
prefix, current_head, &s);
if (dry_run)
return dry_run_commit(argc, argv, prefix, current_head, &s);
index_file = prepare_index(argc, argv, prefix, current_head, 0);
/* Set up everything for writing the commit object. This includes
running hooks, writing the trees, and interacting with the user. */
if (!prepare_to_commit(index_file, prefix,
current_head, &s, &author_ident)) {
rollback_index_files();
return 1;
}
/* Determine parents */
reflog_msg = getenv("GIT_REFLOG_ACTION");
if (!current_head) {
if (!reflog_msg)
reflog_msg = "commit (initial)";
} else if (amend) {
struct commit_list *c;
if (!reflog_msg)
reflog_msg = "commit (amend)";
for (c = current_head->parents; c; c = c->next)
pptr = &commit_list_insert(c->item, pptr)->next;
} else if (whence == FROM_MERGE) {
struct strbuf m = STRBUF_INIT;
FILE *fp;
if (!reflog_msg)
reflog_msg = "commit (merge)";
pptr = &commit_list_insert(current_head, pptr)->next;
fp = fopen(git_path("MERGE_HEAD"), "r");
if (fp == NULL)
die_errno(_("could not open '%s' for reading"),
git_path("MERGE_HEAD"));
while (strbuf_getline(&m, fp, '\n') != EOF) {
struct commit *parent;
parent = get_merge_parent(m.buf);
if (!parent)
die(_("Corrupt MERGE_HEAD file (%s)"), m.buf);
pptr = &commit_list_insert(parent, pptr)->next;
}
fclose(fp);
strbuf_release(&m);
if (!stat(git_path("MERGE_MODE"), &statbuf)) {
if (strbuf_read_file(&sb, git_path("MERGE_MODE"), 0) < 0)
die_errno(_("could not read MERGE_MODE"));
if (!strcmp(sb.buf, "no-ff"))
allow_fast_forward = 0;
}
if (allow_fast_forward)
parents = reduce_heads(parents);
} else {
if (!reflog_msg)
reflog_msg = (whence == FROM_CHERRY_PICK)
? "commit (cherry-pick)"
: "commit";
pptr = &commit_list_insert(current_head, pptr)->next;
}
/* Finally, get the commit message */
strbuf_reset(&sb);
if (strbuf_read_file(&sb, git_path(commit_editmsg), 0) < 0) {
int saved_errno = errno;
rollback_index_files();
die(_("could not read commit message: %s"), strerror(saved_errno));
}
/* Truncate the message just before the diff, if any. */
if (verbose) {
p = strstr(sb.buf, "\ndiff --git ");
if (p != NULL)
strbuf_setlen(&sb, p - sb.buf + 1);
}
if (cleanup_mode != CLEANUP_NONE)
stripspace(&sb, cleanup_mode == CLEANUP_ALL);
if (template_untouched(&sb) && !allow_empty_message) {
rollback_index_files();
fprintf(stderr, _("Aborting commit; you did not edit the message.\n"));
exit(1);
}
if (message_is_empty(&sb) && !allow_empty_message) {
rollback_index_files();
fprintf(stderr, _("Aborting commit due to empty commit message.\n"));
exit(1);
}
if (amend) {
const char *exclude_gpgsig[2] = { "gpgsig", NULL };
extra = read_commit_extra_headers(current_head, exclude_gpgsig);
} else {
struct commit_extra_header **tail = &extra;
append_merge_tag_headers(parents, &tail);
}
if (commit_tree_extended(&sb, active_cache_tree->sha1, parents, sha1,
author_ident.buf, sign_commit, extra)) {
rollback_index_files();
die(_("failed to write commit object"));
}
strbuf_release(&author_ident);
free_commit_extra_headers(extra);
ref_lock = lock_any_ref_for_update("HEAD",
!current_head
? NULL
: current_head->object.sha1,
0);
nl = strchr(sb.buf, '\n');
if (nl)
strbuf_setlen(&sb, nl + 1 - sb.buf);
else
strbuf_addch(&sb, '\n');
strbuf_insert(&sb, 0, reflog_msg, strlen(reflog_msg));
strbuf_insert(&sb, strlen(reflog_msg), ": ", 2);
if (!ref_lock) {
rollback_index_files();
die(_("cannot lock HEAD ref"));
}
if (write_ref_sha1(ref_lock, sha1, sb.buf) < 0) {
rollback_index_files();
die(_("cannot update HEAD ref"));
}
unlink(git_path("CHERRY_PICK_HEAD"));
unlink(git_path("REVERT_HEAD"));
unlink(git_path("MERGE_HEAD"));
unlink(git_path("MERGE_MSG"));
unlink(git_path("MERGE_MODE"));
unlink(git_path("SQUASH_MSG"));
if (commit_index_files())
die (_("Repository has been updated, but unable to write\n"
"new_index file. Check that disk is not full or quota is\n"
"not exceeded, and then \"git reset HEAD\" to recover."));
rerere(0);
run_hook(get_index_file(), "post-commit", NULL);
if (amend && !no_post_rewrite) {
struct notes_rewrite_cfg *cfg;
cfg = init_copy_notes_for_rewrite("amend");
if (cfg) {
/* we are amending, so current_head is not NULL */
copy_note_for_rewrite(cfg, current_head->object.sha1, sha1);
finish_copy_notes_for_rewrite(cfg);
}
run_rewrite_hook(current_head->object.sha1, sha1);
}
if (!quiet)
print_summary(prefix, sha1, !current_head);
return 0;
}
int cmd_status(int argc, const char **argv, const char *prefix)
{
static struct wt_status s;
int fd;
unsigned char sha1[20];
static struct option builtin_status_options[] = {
OPT__VERBOSE(&verbose, N_("be verbose")),
OPT_SET_INT('s', "short", &status_format,
N_("show status concisely"), STATUS_FORMAT_SHORT),
OPT_BOOLEAN('b', "branch", &s.show_branch,
N_("show branch information")),
OPT_SET_INT(0, "porcelain", &status_format,
N_("machine-readable output"),
STATUS_FORMAT_PORCELAIN),
OPT_SET_INT(0, "long", &status_format,
N_("show status in long format (default)"),
STATUS_FORMAT_LONG),
OPT_BOOLEAN('z', "null", &s.null_termination,
N_("terminate entries with NUL")),
{ OPTION_STRING, 'u', "untracked-files", &untracked_files_arg,
N_("mode"),
N_("show untracked files, optional modes: all, normal, no. (Default: all)"),
PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
OPT_BOOLEAN(0, "ignored", &show_ignored_in_status,
N_("show ignored files")),
{ OPTION_STRING, 0, "ignore-submodules", &ignore_submodule_arg, N_("when"),
N_("ignore changes to submodules, optional when: all, dirty, untracked. (Default: all)"),
PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
OPT_COLUMN(0, "column", &s.colopts, N_("list untracked files in columns")),
OPT_END(),
};
if (argc == 2 && !strcmp(argv[1], "-h"))
usage_with_options(builtin_status_usage, builtin_status_options);
wt_status_prepare(&s);
gitmodules_config();
git_config(git_status_config, &s);
determine_whence(&s);
argc = parse_options(argc, argv, prefix,
builtin_status_options,
builtin_status_usage, 0);
finalize_colopts(&s.colopts, -1);
if (s.null_termination) {
if (status_format == STATUS_FORMAT_NONE)
status_format = STATUS_FORMAT_PORCELAIN;
else if (status_format == STATUS_FORMAT_LONG)
die(_("--long and -z are incompatible"));
}
handle_untracked_files_arg(&s);
if (show_ignored_in_status)
s.show_ignored_files = 1;
if (*argv)
s.pathspec = get_pathspec(prefix, argv);
read_cache_preload(s.pathspec);
refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, s.pathspec, NULL, NULL);
fd = hold_locked_index(&index_lock, 0);
if (0 <= fd)
update_index_if_able(&the_index, &index_lock);
s.is_initial = get_sha1(s.reference, sha1) ? 1 : 0;
s.ignore_submodule_arg = ignore_submodule_arg;
wt_status_collect(&s);
if (s.relative_paths)
s.prefix = prefix;
switch (status_format) {
case STATUS_FORMAT_SHORT:
wt_shortstatus_print(&s);
break;
case STATUS_FORMAT_PORCELAIN:
wt_porcelain_print(&s);
break;
case STATUS_FORMAT_NONE:
case STATUS_FORMAT_LONG:
s.verbose = verbose;
s.ignore_submodule_arg = ignore_submodule_arg;
wt_status_print(&s);
break;
}
return 0;
}
int cmd_diff_tree(int argc, const char **argv, const char *prefix)
{
char line[1000];
struct object *tree1, *tree2;
static struct rev_info *opt = &log_tree_opt;
struct setup_revision_opt s_r_opt;
int read_stdin = 0;
if (argc == 2 && !strcmp(argv[1], "-h"))
usage(diff_tree_usage);
git_config(git_diff_basic_config, NULL); /* no "diff" UI options */
init_revisions(opt, prefix);
gitmodules_config();
opt->abbrev = 0;
opt->diff = 1;
opt->disable_stdin = 1;
memset(&s_r_opt, 0, sizeof(s_r_opt));
s_r_opt.tweak = diff_tree_tweak_rev;
precompose_argv(argc, argv);
argc = setup_revisions(argc, argv, opt, &s_r_opt);
while (--argc > 0) {
const char *arg = *++argv;
if (!strcmp(arg, "--stdin")) {
read_stdin = 1;
continue;
}
usage(diff_tree_usage);
}
/*
* NOTE! We expect "a..b" to expand to "^a b" but it is
* perfectly valid for revision range parser to yield "b ^a",
* which means the same thing. If we get the latter, i.e. the
* second one is marked UNINTERESTING, we recover the original
* order the user gave, i.e. "a..b", by swapping the trees.
*/
switch (opt->pending.nr) {
case 0:
if (!read_stdin)
usage(diff_tree_usage);
break;
case 1:
tree1 = opt->pending.objects[0].item;
diff_tree_commit_oid(&tree1->oid);
break;
case 2:
tree1 = opt->pending.objects[0].item;
tree2 = opt->pending.objects[1].item;
if (tree2->flags & UNINTERESTING) {
SWAP(tree2, tree1);
}
diff_tree_oid(&tree1->oid, &tree2->oid, "", &opt->diffopt);
log_tree_diff_flush(opt);
break;
}
if (read_stdin) {
int saved_nrl = 0;
int saved_dcctc = 0;
if (opt->diffopt.detect_rename)
opt->diffopt.setup |= (DIFF_SETUP_USE_SIZE_CACHE |
DIFF_SETUP_USE_CACHE);
while (fgets(line, sizeof(line), stdin)) {
struct object_id oid;
if (get_oid_hex(line, &oid)) {
fputs(line, stdout);
fflush(stdout);
}
else {
diff_tree_stdin(line);
if (saved_nrl < opt->diffopt.needed_rename_limit)
saved_nrl = opt->diffopt.needed_rename_limit;
if (opt->diffopt.degraded_cc_to_c)
saved_dcctc = 1;
}
}
opt->diffopt.degraded_cc_to_c = saved_dcctc;
opt->diffopt.needed_rename_limit = saved_nrl;
}
return diff_result_code(&opt->diffopt, 0);
}
int cmd_diff_tree(int argc, const char **argv, const char *prefix)
{
int nr_sha1;
char line[1000];
struct object *tree1, *tree2;
static struct rev_info *opt = &log_tree_opt;
struct setup_revision_opt s_r_opt;
int read_stdin = 0;
init_revisions(opt, prefix);
gitmodules_config();
git_config(git_diff_basic_config, NULL); /* no "diff" UI options */
opt->abbrev = 0;
opt->diff = 1;
opt->disable_stdin = 1;
memset(&s_r_opt, 0, sizeof(s_r_opt));
s_r_opt.tweak = diff_tree_tweak_rev;
argc = setup_revisions(argc, argv, opt, &s_r_opt);
while (--argc > 0) {
const char *arg = *++argv;
if (!strcmp(arg, "--stdin")) {
read_stdin = 1;
continue;
}
usage(diff_tree_usage);
}
/*
* NOTE! We expect "a ^b" to be equal to "a..b", so we
* reverse the order of the objects if the second one
* is marked UNINTERESTING.
*/
nr_sha1 = opt->pending.nr;
switch (nr_sha1) {
case 0:
if (!read_stdin)
usage(diff_tree_usage);
break;
case 1:
tree1 = opt->pending.objects[0].item;
diff_tree_commit_sha1(tree1->sha1);
break;
case 2:
tree1 = opt->pending.objects[0].item;
tree2 = opt->pending.objects[1].item;
if (tree2->flags & UNINTERESTING) {
struct object *tmp = tree2;
tree2 = tree1;
tree1 = tmp;
}
diff_tree_sha1(tree1->sha1,
tree2->sha1,
"", &opt->diffopt);
log_tree_diff_flush(opt);
break;
}
if (read_stdin) {
int saved_nrl = 0;
int saved_dcctc = 0;
if (opt->diffopt.detect_rename)
opt->diffopt.setup |= (DIFF_SETUP_USE_SIZE_CACHE |
DIFF_SETUP_USE_CACHE);
while (fgets(line, sizeof(line), stdin)) {
unsigned char sha1[20];
if (get_sha1_hex(line, sha1)) {
fputs(line, stdout);
fflush(stdout);
}
else {
diff_tree_stdin(line);
if (saved_nrl < opt->diffopt.needed_rename_limit)
saved_nrl = opt->diffopt.needed_rename_limit;
if (opt->diffopt.degraded_cc_to_c)
saved_dcctc = 1;
}
}
opt->diffopt.degraded_cc_to_c = saved_dcctc;
opt->diffopt.needed_rename_limit = saved_nrl;
}
return diff_result_code(&opt->diffopt, 0);
}
int cmd_mv(int argc, const char **argv, const char *prefix)
{
int i, newfd, gitmodules_modified = 0;
int verbose = 0, show_only = 0, force = 0, ignore_errors = 0;
struct option builtin_mv_options[] = {
OPT__VERBOSE(&verbose, N_("be verbose")),
OPT__DRY_RUN(&show_only, N_("dry run")),
OPT__FORCE(&force, N_("force move/rename even if target exists")),
OPT_BOOL('k', NULL, &ignore_errors, N_("skip move/rename errors")),
OPT_END(),
};
const char **source, **destination, **dest_path, **submodule_gitfile;
enum update_mode { BOTH = 0, WORKING_DIRECTORY, INDEX } *modes;
struct stat st;
struct string_list src_for_dst = STRING_LIST_INIT_NODUP;
gitmodules_config();
git_config(git_default_config, NULL);
argc = parse_options(argc, argv, prefix, builtin_mv_options,
builtin_mv_usage, 0);
if (--argc < 1)
usage_with_options(builtin_mv_usage, builtin_mv_options);
newfd = hold_locked_index(&lock_file, 1);
if (read_cache() < 0)
die(_("index file corrupt"));
source = internal_copy_pathspec(prefix, argv, argc, 0);
modes = xcalloc(argc, sizeof(enum update_mode));
/*
* Keep trailing slash, needed to let
* "git mv file no-such-dir/" error out.
*/
dest_path = internal_copy_pathspec(prefix, argv + argc, 1,
KEEP_TRAILING_SLASH);
submodule_gitfile = xcalloc(argc, sizeof(char *));
if (dest_path[0][0] == '\0')
/* special case: "." was normalized to "" */
destination = internal_copy_pathspec(dest_path[0], argv, argc, DUP_BASENAME);
else if (!lstat(dest_path[0], &st) &&
S_ISDIR(st.st_mode)) {
dest_path[0] = add_slash(dest_path[0]);
destination = internal_copy_pathspec(dest_path[0], argv, argc, DUP_BASENAME);
} else {
if (argc != 1)
die("destination '%s' is not a directory", dest_path[0]);
destination = dest_path;
}
/* Checking */
for (i = 0; i < argc; i++) {
const char *src = source[i], *dst = destination[i];
int length, src_is_dir;
const char *bad = NULL;
if (show_only)
printf(_("Checking rename of '%s' to '%s'\n"), src, dst);
length = strlen(src);
if (lstat(src, &st) < 0)
bad = _("bad source");
else if (!strncmp(src, dst, length) &&
(dst[length] == 0 || dst[length] == '/')) {
bad = _("can not move directory into itself");
} else if ((src_is_dir = S_ISDIR(st.st_mode))
&& lstat(dst, &st) == 0)
bad = _("cannot move directory over file");
else if (src_is_dir) {
int first = cache_name_pos(src, length);
if (first >= 0) {
struct strbuf submodule_dotgit = STRBUF_INIT;
if (!S_ISGITLINK(active_cache[first]->ce_mode))
die (_("Huh? Directory %s is in index and no submodule?"), src);
if (!is_staging_gitmodules_ok())
die (_("Please, stage your changes to .gitmodules or stash them to proceed"));
strbuf_addf(&submodule_dotgit, "%s/.git", src);
submodule_gitfile[i] = read_gitfile(submodule_dotgit.buf);
if (submodule_gitfile[i])
submodule_gitfile[i] = xstrdup(submodule_gitfile[i]);
else
submodule_gitfile[i] = SUBMODULE_WITH_GITDIR;
strbuf_release(&submodule_dotgit);
} else {
const char *src_w_slash = add_slash(src);
int last, len_w_slash = length + 1;
modes[i] = WORKING_DIRECTORY;
first = cache_name_pos(src_w_slash, len_w_slash);
if (first >= 0)
die (_("Huh? %.*s is in index?"),
len_w_slash, src_w_slash);
first = -1 - first;
for (last = first; last < active_nr; last++) {
const char *path = active_cache[last]->name;
if (strncmp(path, src_w_slash, len_w_slash))
break;
}
free((char *)src_w_slash);
if (last - first < 1)
bad = _("source directory is empty");
else {
int j, dst_len;
if (last - first > 0) {
source = xrealloc(source,
(argc + last - first)
* sizeof(char *));
destination = xrealloc(destination,
(argc + last - first)
* sizeof(char *));
modes = xrealloc(modes,
(argc + last - first)
* sizeof(enum update_mode));
submodule_gitfile = xrealloc(submodule_gitfile,
(argc + last - first)
* sizeof(char *));
}
dst = add_slash(dst);
dst_len = strlen(dst);
for (j = 0; j < last - first; j++) {
const char *path =
active_cache[first + j]->name;
source[argc + j] = path;
destination[argc + j] =
prefix_path(dst, dst_len,
path + length + 1);
modes[argc + j] = INDEX;
submodule_gitfile[argc + j] = NULL;
}
argc += last - first;
}
}
} else if (cache_name_pos(src, length) < 0)
bad = _("not under version control");
else if (lstat(dst, &st) == 0) {
bad = _("destination exists");
if (force) {
/*
* only files can overwrite each other:
* check both source and destination
*/
if (S_ISREG(st.st_mode) || S_ISLNK(st.st_mode)) {
if (verbose)
warning(_("overwriting '%s'"), dst);
bad = NULL;
} else
bad = _("Cannot overwrite");
}
} else if (string_list_has_string(&src_for_dst, dst))
bad = _("multiple sources for the same target");
else if (is_dir_sep(dst[strlen(dst) - 1]))
bad = _("destination directory does not exist");
else
string_list_insert(&src_for_dst, dst);
if (bad) {
if (ignore_errors) {
if (--argc > 0) {
memmove(source + i, source + i + 1,
(argc - i) * sizeof(char *));
memmove(destination + i,
destination + i + 1,
(argc - i) * sizeof(char *));
memmove(modes + i, modes + i + 1,
(argc - i) * sizeof(enum update_mode));
memmove(submodule_gitfile + i,
submodule_gitfile + i + 1,
(argc - i) * sizeof(char *));
i--;
}
} else
die (_("%s, source=%s, destination=%s"),
bad, src, dst);
}
}
for (i = 0; i < argc; i++) {
const char *src = source[i], *dst = destination[i];
enum update_mode mode = modes[i];
int pos;
if (show_only || verbose)
printf(_("Renaming %s to %s\n"), src, dst);
if (!show_only && mode != INDEX) {
if (rename(src, dst) < 0 && !ignore_errors)
die_errno (_("renaming '%s' failed"), src);
if (submodule_gitfile[i]) {
if (submodule_gitfile[i] != SUBMODULE_WITH_GITDIR)
connect_work_tree_and_git_dir(dst, submodule_gitfile[i]);
if (!update_path_in_gitmodules(src, dst))
gitmodules_modified = 1;
}
}
if (mode == WORKING_DIRECTORY)
continue;
pos = cache_name_pos(src, strlen(src));
assert(pos >= 0);
if (!show_only)
rename_cache_entry_at(pos, dst);
}
if (gitmodules_modified)
stage_updated_gitmodules();
if (active_cache_changed) {
if (write_cache(newfd, active_cache, active_nr) ||
commit_locked_index(&lock_file))
die(_("Unable to write new index file"));
}
return 0;
}
int cmd_mv(int argc, const char **argv, const char *prefix)
{
int i, flags, gitmodules_modified = 0;
int verbose = 0, show_only = 0, force = 0, ignore_errors = 0;
struct option builtin_mv_options[] = {
OPT__VERBOSE(&verbose, N_("be verbose")),
OPT__DRY_RUN(&show_only, N_("dry run")),
OPT__FORCE(&force, N_("force move/rename even if target exists")),
OPT_BOOL('k', NULL, &ignore_errors, N_("skip move/rename errors")),
OPT_END(),
};
const char **source, **destination, **dest_path, **submodule_gitfile;
enum update_mode { BOTH = 0, WORKING_DIRECTORY, INDEX } *modes;
struct stat st;
struct string_list src_for_dst = STRING_LIST_INIT_NODUP;
gitmodules_config();
git_config(git_default_config, NULL);
argc = parse_options(argc, argv, prefix, builtin_mv_options,
builtin_mv_usage, 0);
if (--argc < 1)
usage_with_options(builtin_mv_usage, builtin_mv_options);
hold_locked_index(&lock_file, LOCK_DIE_ON_ERROR);
if (read_cache() < 0)
die(_("index file corrupt"));
source = internal_prefix_pathspec(prefix, argv, argc, 0);
modes = xcalloc(argc, sizeof(enum update_mode));
/*
* Keep trailing slash, needed to let
* "git mv file no-such-dir/" error out, except in the case
* "git mv directory no-such-dir/".
*/
flags = KEEP_TRAILING_SLASH;
if (argc == 1 && is_directory(argv[0]) && !is_directory(argv[1]))
flags = 0;
dest_path = internal_prefix_pathspec(prefix, argv + argc, 1, flags);
submodule_gitfile = xcalloc(argc, sizeof(char *));
if (dest_path[0][0] == '\0')
/* special case: "." was normalized to "" */
destination = internal_prefix_pathspec(dest_path[0], argv, argc, DUP_BASENAME);
else if (!lstat(dest_path[0], &st) &&
S_ISDIR(st.st_mode)) {
dest_path[0] = add_slash(dest_path[0]);
destination = internal_prefix_pathspec(dest_path[0], argv, argc, DUP_BASENAME);
} else {
if (argc != 1)
die(_("destination '%s' is not a directory"), dest_path[0]);
destination = dest_path;
}
/* Checking */
for (i = 0; i < argc; i++) {
const char *src = source[i], *dst = destination[i];
int length, src_is_dir;
const char *bad = NULL;
if (show_only)
printf(_("Checking rename of '%s' to '%s'\n"), src, dst);
length = strlen(src);
if (lstat(src, &st) < 0)
bad = _("bad source");
else if (!strncmp(src, dst, length) &&
(dst[length] == 0 || dst[length] == '/')) {
bad = _("can not move directory into itself");
} else if ((src_is_dir = S_ISDIR(st.st_mode))
&& lstat(dst, &st) == 0)
bad = _("cannot move directory over file");
else if (src_is_dir) {
int first = cache_name_pos(src, length), last;
if (first >= 0)
prepare_move_submodule(src, first,
submodule_gitfile + i);
else if (index_range_of_same_dir(src, length,
&first, &last) < 1)
bad = _("source directory is empty");
else { /* last - first >= 1 */
int j, dst_len, n;
modes[i] = WORKING_DIRECTORY;
n = argc + last - first;
REALLOC_ARRAY(source, n);
REALLOC_ARRAY(destination, n);
REALLOC_ARRAY(modes, n);
REALLOC_ARRAY(submodule_gitfile, n);
dst = add_slash(dst);
dst_len = strlen(dst);
for (j = 0; j < last - first; j++) {
const char *path = active_cache[first + j]->name;
source[argc + j] = path;
destination[argc + j] =
prefix_path(dst, dst_len, path + length + 1);
modes[argc + j] = INDEX;
submodule_gitfile[argc + j] = NULL;
}
argc += last - first;
}
} else if (cache_name_pos(src, length) < 0)
bad = _("not under version control");
else if (lstat(dst, &st) == 0 &&
(!ignore_case || strcasecmp(src, dst))) {
bad = _("destination exists");
if (force) {
/*
* only files can overwrite each other:
* check both source and destination
*/
if (S_ISREG(st.st_mode) || S_ISLNK(st.st_mode)) {
if (verbose)
warning(_("overwriting '%s'"), dst);
bad = NULL;
} else
bad = _("Cannot overwrite");
}
} else if (string_list_has_string(&src_for_dst, dst))
bad = _("multiple sources for the same target");
else if (is_dir_sep(dst[strlen(dst) - 1]))
bad = _("destination directory does not exist");
else
string_list_insert(&src_for_dst, dst);
if (!bad)
continue;
if (!ignore_errors)
die(_("%s, source=%s, destination=%s"),
bad, src, dst);
if (--argc > 0) {
int n = argc - i;
memmove(source + i, source + i + 1,
n * sizeof(char *));
memmove(destination + i, destination + i + 1,
n * sizeof(char *));
memmove(modes + i, modes + i + 1,
n * sizeof(enum update_mode));
memmove(submodule_gitfile + i, submodule_gitfile + i + 1,
n * sizeof(char *));
i--;
}
}
for (i = 0; i < argc; i++) {
const char *src = source[i], *dst = destination[i];
enum update_mode mode = modes[i];
int pos;
if (show_only || verbose)
printf(_("Renaming %s to %s\n"), src, dst);
if (show_only)
continue;
if (mode != INDEX && rename(src, dst) < 0) {
if (ignore_errors)
continue;
die_errno(_("renaming '%s' failed"), src);
}
if (submodule_gitfile[i]) {
if (submodule_gitfile[i] != SUBMODULE_WITH_GITDIR)
connect_work_tree_and_git_dir(dst, submodule_gitfile[i]);
if (!update_path_in_gitmodules(src, dst))
gitmodules_modified = 1;
}
if (mode == WORKING_DIRECTORY)
continue;
pos = cache_name_pos(src, strlen(src));
assert(pos >= 0);
if (!show_only)
rename_cache_entry_at(pos, dst);
}
if (gitmodules_modified)
stage_updated_gitmodules();
if (active_cache_changed &&
write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
die(_("Unable to write new index file"));
return 0;
}
int cmd_status(int argc, const char **argv, const char *prefix)
{
struct wt_status s;
int fd;
unsigned char sha1[20];
static struct option builtin_status_options[] = {
OPT__VERBOSE(&verbose, "be verbose"),
OPT_SET_INT('s', "short", &status_format,
"show status concisely", STATUS_FORMAT_SHORT),
OPT_BOOLEAN('b', "branch", &status_show_branch,
"show branch information"),
OPT_SET_INT(0, "porcelain", &status_format,
"show porcelain output format",
STATUS_FORMAT_PORCELAIN),
OPT_BOOLEAN('z', "null", &null_termination,
"terminate entries with NUL"),
{ OPTION_STRING, 'u', "untracked-files", &untracked_files_arg,
"mode",
"show untracked files, optional modes: all, normal, no. (Default: all)",
PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
OPT_BOOLEAN(0, "ignored", &show_ignored_in_status,
"show ignored files"),
{ OPTION_STRING, 0, "ignore-submodules", &ignore_submodule_arg, "when",
"ignore changes to submodules, optional when: all, dirty, untracked. (Default: all)",
PARSE_OPT_OPTARG, NULL, (intptr_t)"all" },
OPT_END(),
};
if (null_termination && status_format == STATUS_FORMAT_LONG)
status_format = STATUS_FORMAT_PORCELAIN;
wt_status_prepare(&s);
gitmodules_config();
git_config(git_status_config, &s);
in_merge = file_exists(git_path("MERGE_HEAD"));
argc = parse_options(argc, argv, prefix,
builtin_status_options,
builtin_status_usage, 0);
handle_untracked_files_arg(&s);
if (show_ignored_in_status)
s.show_ignored_files = 1;
if (*argv)
s.pathspec = get_pathspec(prefix, argv);
read_cache_preload(s.pathspec);
refresh_index(&the_index, REFRESH_QUIET|REFRESH_UNMERGED, s.pathspec, NULL, NULL);
fd = hold_locked_index(&index_lock, 0);
if (0 <= fd) {
if (active_cache_changed &&
!write_cache(fd, active_cache, active_nr))
commit_locked_index(&index_lock);
else
rollback_lock_file(&index_lock);
}
s.is_initial = get_sha1(s.reference, sha1) ? 1 : 0;
s.in_merge = in_merge;
s.ignore_submodule_arg = ignore_submodule_arg;
wt_status_collect(&s);
if (s.relative_paths)
s.prefix = prefix;
if (s.use_color == -1)
s.use_color = git_use_color_default;
if (diff_use_color_default == -1)
diff_use_color_default = git_use_color_default;
switch (status_format) {
case STATUS_FORMAT_SHORT:
wt_shortstatus_print(&s, null_termination, status_show_branch);
break;
case STATUS_FORMAT_PORCELAIN:
wt_porcelain_print(&s, null_termination);
break;
case STATUS_FORMAT_LONG:
s.verbose = verbose;
s.ignore_submodule_arg = ignore_submodule_arg;
wt_status_print(&s);
break;
}
return 0;
}
int cmd_diff(int argc, const char **argv, const char *prefix)
{
int i;
struct rev_info rev;
struct object_array ent = OBJECT_ARRAY_INIT;
int blobs = 0, paths = 0;
struct blobinfo blob[2];
int nongit;
int result = 0;
/*
* We could get N tree-ish in the rev.pending_objects list.
* Also there could be M blobs there, and P pathspecs.
*
* N=0, M=0:
* cache vs files (diff-files)
* N=0, M=2:
* compare two random blobs. P must be zero.
* N=0, M=1, P=1:
* compare a blob with a working tree file.
*
* N=1, M=0:
* tree vs cache (diff-index --cached)
*
* N=2, M=0:
* tree vs tree (diff-tree)
*
* N=0, M=0, P=2:
* compare two filesystem entities (aka --no-index).
*
* Other cases are errors.
*/
prefix = setup_git_directory_gently(&nongit);
gitmodules_config();
git_config(git_diff_ui_config, NULL);
init_revisions(&rev, prefix);
/* If this is a no-index diff, just run it and exit there. */
diff_no_index(&rev, argc, argv, nongit, prefix);
/* Otherwise, we are doing the usual "git" diff */
rev.diffopt.skip_stat_unmatch = !!diff_auto_refresh_index;
/* Scale to real terminal size and respect statGraphWidth config */
rev.diffopt.stat_width = -1;
rev.diffopt.stat_graph_width = -1;
/* Default to let external and textconv be used */
DIFF_OPT_SET(&rev.diffopt, ALLOW_EXTERNAL);
DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV);
if (nongit)
die(_("Not a git repository"));
argc = setup_revisions(argc, argv, &rev, NULL);
if (!rev.diffopt.output_format) {
rev.diffopt.output_format = DIFF_FORMAT_PATCH;
diff_setup_done(&rev.diffopt);
}
DIFF_OPT_SET(&rev.diffopt, RECURSIVE);
setup_diff_pager(&rev.diffopt);
/*
* Do we have --cached and not have a pending object, then
* default to HEAD by hand. Eek.
*/
if (!rev.pending.nr) {
int i;
for (i = 1; i < argc; i++) {
const char *arg = argv[i];
if (!strcmp(arg, "--"))
break;
else if (!strcmp(arg, "--cached") ||
!strcmp(arg, "--staged")) {
add_head_to_pending(&rev);
if (!rev.pending.nr) {
struct tree *tree;
tree = lookup_tree(EMPTY_TREE_SHA1_BIN);
add_pending_object(&rev, &tree->object, "HEAD");
}
break;
}
}
}
for (i = 0; i < rev.pending.nr; i++) {
struct object_array_entry *entry = &rev.pending.objects[i];
struct object *obj = entry->item;
const char *name = entry->name;
int flags = (obj->flags & UNINTERESTING);
if (!obj->parsed)
obj = parse_object(obj->sha1);
obj = deref_tag(obj, NULL, 0);
if (!obj)
die(_("invalid object '%s' given."), name);
if (obj->type == OBJ_COMMIT)
obj = &((struct commit *)obj)->tree->object;
if (obj->type == OBJ_TREE) {
obj->flags |= flags;
add_object_array(obj, name, &ent);
} else if (obj->type == OBJ_BLOB) {
if (2 <= blobs)
die(_("more than two blobs given: '%s'"), name);
hashcpy(blob[blobs].sha1, obj->sha1);
blob[blobs].name = name;
blob[blobs].mode = entry->mode;
blobs++;
} else {
die(_("unhandled object '%s' given."), name);
}
}
if (rev.prune_data.nr)
paths += rev.prune_data.nr;
/*
* Now, do the arguments look reasonable?
*/
if (!ent.nr) {
switch (blobs) {
case 0:
result = builtin_diff_files(&rev, argc, argv);
break;
case 1:
if (paths != 1)
usage(builtin_diff_usage);
result = builtin_diff_b_f(&rev, argc, argv, blob);
break;
case 2:
if (paths)
usage(builtin_diff_usage);
result = builtin_diff_blobs(&rev, argc, argv, blob);
break;
default:
usage(builtin_diff_usage);
}
}
else if (blobs)
usage(builtin_diff_usage);
else if (ent.nr == 1)
result = builtin_diff_index(&rev, argc, argv);
else if (ent.nr == 2)
result = builtin_diff_tree(&rev, argc, argv,
&ent.objects[0], &ent.objects[1]);
else if (ent.objects[0].item->flags & UNINTERESTING) {
/*
* diff A...B where there is at least one merge base
* between A and B. We have ent.objects[0] ==
* merge-base, ent.objects[ents-2] == A, and
* ent.objects[ents-1] == B. Show diff between the
* base and B. Note that we pick one merge base at
* random if there are more than one.
*/
result = builtin_diff_tree(&rev, argc, argv,
&ent.objects[0],
&ent.objects[ent.nr-1]);
} else
result = builtin_diff_combined(&rev, argc, argv,
ent.objects, ent.nr);
result = diff_result_code(&rev.diffopt, result);
if (1 < rev.diffopt.skip_stat_unmatch)
refresh_index_quietly();
return result;
}
static int update_clone(int argc, const char **argv, const char *prefix)
{
const char *update = NULL;
int max_jobs = -1;
struct string_list_item *item;
struct pathspec pathspec;
struct submodule_update_clone suc = SUBMODULE_UPDATE_CLONE_INIT;
struct option module_update_clone_options[] = {
OPT_STRING(0, "prefix", &prefix,
N_("path"),
N_("path into the working tree")),
OPT_STRING(0, "recursive-prefix", &suc.recursive_prefix,
N_("path"),
N_("path into the working tree, across nested "
"submodule boundaries")),
OPT_STRING(0, "update", &update,
N_("string"),
N_("rebase, merge, checkout or none")),
OPT_STRING_LIST(0, "reference", &suc.references, N_("repo"),
N_("reference repository")),
OPT_STRING(0, "depth", &suc.depth, "<depth>",
N_("Create a shallow clone truncated to the "
"specified number of revisions")),
OPT_INTEGER('j', "jobs", &max_jobs,
N_("parallel jobs")),
OPT_BOOL(0, "recommend-shallow", &suc.recommend_shallow,
N_("whether the initial clone should follow the shallow recommendation")),
OPT__QUIET(&suc.quiet, N_("don't print cloning progress")),
OPT_BOOL(0, "progress", &suc.progress,
N_("force cloning progress")),
OPT_END()
};
const char *const git_submodule_helper_usage[] = {
N_("git submodule--helper update_clone [--prefix=<path>] [<path>...]"),
NULL
};
suc.prefix = prefix;
argc = parse_options(argc, argv, prefix, module_update_clone_options,
git_submodule_helper_usage, 0);
if (update)
if (parse_submodule_update_strategy(update, &suc.update) < 0)
die(_("bad value for update parameter"));
if (module_list_compute(argc, argv, prefix, &pathspec, &suc.list) < 0)
return 1;
if (pathspec.nr)
suc.warn_if_uninitialized = 1;
/* Overlay the parsed .gitmodules file with .git/config */
gitmodules_config();
git_config(submodule_config, NULL);
if (max_jobs < 0)
max_jobs = parallel_submodules();
run_processes_parallel(max_jobs,
update_clone_get_next_task,
update_clone_start_failure,
update_clone_task_finished,
&suc);
/*
* We saved the output and put it out all at once now.
* That means:
* - the listener does not have to interleave their (checkout)
* work with our fetching. The writes involved in a
* checkout involve more straightforward sequential I/O.
* - the listener can avoid doing any work if fetching failed.
*/
if (suc.quickstop)
return 1;
for_each_string_list_item(item, &suc.projectlines)
utf8_fprintf(stdout, "%s", item->string);
return 0;
}
static void init_submodule(const char *path, const char *prefix, int quiet)
{
const struct submodule *sub;
struct strbuf sb = STRBUF_INIT;
char *upd = NULL, *url = NULL, *displaypath;
/* Only loads from .gitmodules, no overlay with .git/config */
gitmodules_config();
if (prefix && get_super_prefix())
die("BUG: cannot have prefix and superprefix");
else if (prefix)
displaypath = xstrdup(relative_path(path, prefix, &sb));
else if (get_super_prefix()) {
strbuf_addf(&sb, "%s%s", get_super_prefix(), path);
displaypath = strbuf_detach(&sb, NULL);
} else
displaypath = xstrdup(path);
sub = submodule_from_path(null_sha1, path);
if (!sub)
die(_("No url found for submodule path '%s' in .gitmodules"),
displaypath);
/*
* NEEDSWORK: In a multi-working-tree world, this needs to be
* set in the per-worktree config.
*
* Set active flag for the submodule being initialized
*/
if (!is_submodule_initialized(path)) {
strbuf_reset(&sb);
strbuf_addf(&sb, "submodule.%s.active", sub->name);
git_config_set_gently(sb.buf, "true");
}
/*
* Copy url setting when it is not set yet.
* To look up the url in .git/config, we must not fall back to
* .gitmodules, so look it up directly.
*/
strbuf_reset(&sb);
strbuf_addf(&sb, "submodule.%s.url", sub->name);
if (git_config_get_string(sb.buf, &url)) {
url = xstrdup(sub->url);
if (!url)
die(_("No url found for submodule path '%s' in .gitmodules"),
displaypath);
/* Possibly a url relative to parent */
if (starts_with_dot_dot_slash(url) ||
starts_with_dot_slash(url)) {
char *remoteurl, *relurl;
char *remote = get_default_remote();
struct strbuf remotesb = STRBUF_INIT;
strbuf_addf(&remotesb, "remote.%s.url", remote);
free(remote);
if (git_config_get_string(remotesb.buf, &remoteurl)) {
warning(_("could not lookup configuration '%s'. Assuming this repository is its own authoritative upstream."), remotesb.buf);
remoteurl = xgetcwd();
}
relurl = relative_url(remoteurl, url, NULL);
strbuf_release(&remotesb);
free(remoteurl);
free(url);
url = relurl;
}
if (git_config_set_gently(sb.buf, url))
die(_("Failed to register url for submodule path '%s'"),
displaypath);
if (!quiet)
fprintf(stderr,
_("Submodule '%s' (%s) registered for path '%s'\n"),
sub->name, url, displaypath);
}
/* Copy "update" setting when it is not set yet */
strbuf_reset(&sb);
strbuf_addf(&sb, "submodule.%s.update", sub->name);
if (git_config_get_string(sb.buf, &upd) &&
sub->update_strategy.type != SM_UPDATE_UNSPECIFIED) {
if (sub->update_strategy.type == SM_UPDATE_COMMAND) {
fprintf(stderr, _("warning: command update mode suggested for submodule '%s'\n"),
sub->name);
upd = xstrdup("none");
} else
upd = xstrdup(submodule_strategy_to_string(&sub->update_strategy));
if (git_config_set_gently(sb.buf, upd))
die(_("Failed to register update mode for submodule path '%s'"), displaypath);
}
strbuf_release(&sb);
free(displaypath);
free(url);
free(upd);
}
static void init_submodule(const char *path, const char *prefix, int quiet)
{
const struct submodule *sub;
struct strbuf sb = STRBUF_INIT;
char *upd = NULL, *url = NULL, *displaypath;
/* Only loads from .gitmodules, no overlay with .git/config */
gitmodules_config();
if (prefix) {
strbuf_addf(&sb, "%s%s", prefix, path);
displaypath = strbuf_detach(&sb, NULL);
} else
displaypath = xstrdup(path);
sub = submodule_from_path(null_sha1, path);
if (!sub)
die(_("No url found for submodule path '%s' in .gitmodules"),
displaypath);
/*
* Copy url setting when it is not set yet.
* To look up the url in .git/config, we must not fall back to
* .gitmodules, so look it up directly.
*/
strbuf_reset(&sb);
strbuf_addf(&sb, "submodule.%s.url", sub->name);
if (git_config_get_string(sb.buf, &url)) {
url = xstrdup(sub->url);
if (!url)
die(_("No url found for submodule path '%s' in .gitmodules"),
displaypath);
/* Possibly a url relative to parent */
if (starts_with_dot_dot_slash(url) ||
starts_with_dot_slash(url)) {
char *remoteurl, *relurl;
char *remote = get_default_remote();
struct strbuf remotesb = STRBUF_INIT;
strbuf_addf(&remotesb, "remote.%s.url", remote);
free(remote);
if (git_config_get_string(remotesb.buf, &remoteurl))
/*
* The repository is its own
* authoritative upstream
*/
remoteurl = xgetcwd();
relurl = relative_url(remoteurl, url, NULL);
strbuf_release(&remotesb);
free(remoteurl);
free(url);
url = relurl;
}
if (git_config_set_gently(sb.buf, url))
die(_("Failed to register url for submodule path '%s'"),
displaypath);
if (!quiet)
fprintf(stderr,
_("Submodule '%s' (%s) registered for path '%s'\n"),
sub->name, url, displaypath);
}
/* Copy "update" setting when it is not set yet */
strbuf_reset(&sb);
strbuf_addf(&sb, "submodule.%s.update", sub->name);
if (git_config_get_string(sb.buf, &upd) &&
sub->update_strategy.type != SM_UPDATE_UNSPECIFIED) {
if (sub->update_strategy.type == SM_UPDATE_COMMAND) {
fprintf(stderr, _("warning: command update mode suggested for submodule '%s'\n"),
sub->name);
upd = xstrdup("none");
} else
upd = xstrdup(submodule_strategy_to_string(&sub->update_strategy));
if (git_config_set_gently(sb.buf, upd))
die(_("Failed to register update mode for submodule path '%s'"), displaypath);
}
strbuf_release(&sb);
free(displaypath);
free(url);
free(upd);
}
int cmd_rm(int argc, const char **argv, const char *prefix)
{
int i;
struct pathspec pathspec;
char *seen;
gitmodules_config();
git_config(git_default_config, NULL);
argc = parse_options(argc, argv, prefix, builtin_rm_options,
builtin_rm_usage, 0);
if (!argc)
usage_with_options(builtin_rm_usage, builtin_rm_options);
if (!index_only)
setup_work_tree();
hold_locked_index(&lock_file, 1);
if (read_cache() < 0)
die(_("index file corrupt"));
parse_pathspec(&pathspec, 0,
PATHSPEC_PREFER_CWD |
PATHSPEC_STRIP_SUBMODULE_SLASH_CHEAP,
prefix, argv);
refresh_index(&the_index, REFRESH_QUIET, &pathspec, NULL, NULL);
seen = xcalloc(pathspec.nr, 1);
for (i = 0; i < active_nr; i++) {
const struct cache_entry *ce = active_cache[i];
if (!ce_path_match(ce, &pathspec, seen))
continue;
ALLOC_GROW(list.entry, list.nr + 1, list.alloc);
list.entry[list.nr].name = xstrdup(ce->name);
list.entry[list.nr].is_submodule = S_ISGITLINK(ce->ce_mode);
if (list.entry[list.nr++].is_submodule &&
!is_staging_gitmodules_ok())
die (_("Please stage your changes to .gitmodules or stash them to proceed"));
}
if (pathspec.nr) {
const char *original;
int seen_any = 0;
for (i = 0; i < pathspec.nr; i++) {
original = pathspec.items[i].original;
if (!seen[i]) {
if (!ignore_unmatch) {
die(_("pathspec '%s' did not match any files"),
original);
}
}
else {
seen_any = 1;
}
if (!recursive && seen[i] == MATCHED_RECURSIVELY)
die(_("not removing '%s' recursively without -r"),
*original ? original : ".");
}
if (!seen_any)
exit(0);
}
/*
* If not forced, the file, the index and the HEAD (if exists)
* must match; but the file can already been removed, since
* this sequence is a natural "novice" way:
*
* rm F; git rm F
*
* Further, if HEAD commit exists, "diff-index --cached" must
* report no changes unless forced.
*/
if (!force) {
unsigned char sha1[20];
if (get_sha1("HEAD", sha1))
hashclr(sha1);
if (check_local_mod(sha1, index_only))
exit(1);
} else if (!index_only) {
if (check_submodules_use_gitfiles())
exit(1);
}
/*
* First remove the names from the index: we won't commit
* the index unless all of them succeed.
*/
for (i = 0; i < list.nr; i++) {
const char *path = list.entry[i].name;
if (!quiet)
printf("rm '%s'\n", path);
if (remove_file_from_cache(path))
die(_("git rm: unable to remove %s"), path);
}
if (show_only)
return 0;
/*
* Then, unless we used "--cached", remove the filenames from
* the workspace. If we fail to remove the first one, we
* abort the "git rm" (but once we've successfully removed
* any file at all, we'll go ahead and commit to it all:
* by then we've already committed ourselves and can't fail
* in the middle)
*/
if (!index_only) {
int removed = 0, gitmodules_modified = 0;
for (i = 0; i < list.nr; i++) {
const char *path = list.entry[i].name;
if (list.entry[i].is_submodule) {
if (is_empty_dir(path)) {
if (!rmdir(path)) {
removed = 1;
if (!remove_path_from_gitmodules(path))
gitmodules_modified = 1;
continue;
}
} else {
struct strbuf buf = STRBUF_INIT;
strbuf_addstr(&buf, path);
if (!remove_dir_recursively(&buf, 0)) {
removed = 1;
if (!remove_path_from_gitmodules(path))
gitmodules_modified = 1;
strbuf_release(&buf);
continue;
} else if (!file_exists(path))
/* Submodule was removed by user */
if (!remove_path_from_gitmodules(path))
gitmodules_modified = 1;
strbuf_release(&buf);
/* Fallthrough and let remove_path() fail. */
}
}
if (!remove_path(path)) {
removed = 1;
continue;
}
if (!removed)
die_errno("git rm: '%s'", path);
}
if (gitmodules_modified)
stage_updated_gitmodules();
}
if (active_cache_changed) {
if (write_locked_index(&the_index, &lock_file, COMMIT_LOCK))
die(_("Unable to write new index file"));
}
return 0;
}
int cmd_diff(int argc, const char **argv, const char *prefix)
{
int i;
struct rev_info rev;
struct object_array ent = OBJECT_ARRAY_INIT;
int blobs = 0, paths = 0;
struct blobinfo blob[2];
int nongit = 0, no_index = 0;
int result = 0;
/*
* We could get N tree-ish in the rev.pending_objects list.
* Also there could be M blobs there, and P pathspecs.
*
* N=0, M=0:
* cache vs files (diff-files)
* N=0, M=2:
* compare two random blobs. P must be zero.
* N=0, M=1, P=1:
* compare a blob with a working tree file.
*
* N=1, M=0:
* tree vs cache (diff-index --cached)
*
* N=2, M=0:
* tree vs tree (diff-tree)
*
* N=0, M=0, P=2:
* compare two filesystem entities (aka --no-index).
*
* Other cases are errors.
*/
/* Were we asked to do --no-index explicitly? */
for (i = 1; i < argc; i++) {
if (!strcmp(argv[i], "--")) {
i++;
break;
}
if (!strcmp(argv[i], "--no-index"))
no_index = DIFF_NO_INDEX_EXPLICIT;
if (argv[i][0] != '-')
break;
}
if (!no_index)
prefix = setup_git_directory_gently(&nongit);
/*
* Treat git diff with at least one path outside of the
* repo the same as if the command would have been executed
* outside of a git repository. In this case it behaves
* the same way as "git diff --no-index <a> <b>", which acts
* as a colourful "diff" replacement.
*/
if (nongit || ((argc == i + 2) &&
(!path_inside_repo(prefix, argv[i]) ||
!path_inside_repo(prefix, argv[i + 1]))))
no_index = DIFF_NO_INDEX_IMPLICIT;
if (!no_index)
gitmodules_config();
init_diff_ui_defaults();
git_config(git_diff_ui_config, NULL);
precompose_argv(argc, argv);
init_revisions(&rev, prefix);
if (no_index && argc != i + 2) {
if (no_index == DIFF_NO_INDEX_IMPLICIT) {
/*
* There was no --no-index and there were not two
* paths. It is possible that the user intended
* to do an inside-repository operation.
*/
fprintf(stderr, "Not a git repository\n");
fprintf(stderr,
"To compare two paths outside a working tree:\n");
}
/* Give the usage message for non-repository usage and exit. */
usagef("git diff %s <path> <path>",
no_index == DIFF_NO_INDEX_EXPLICIT ?
"--no-index" : "[--no-index]");
}
if (no_index)
/* If this is a no-index diff, just run it and exit there. */
diff_no_index(&rev, argc, argv);
/* Otherwise, we are doing the usual "git" diff */
rev.diffopt.skip_stat_unmatch = !!diff_auto_refresh_index;
/* Scale to real terminal size and respect statGraphWidth config */
rev.diffopt.stat_width = -1;
rev.diffopt.stat_graph_width = -1;
/* Default to let external and textconv be used */
DIFF_OPT_SET(&rev.diffopt, ALLOW_EXTERNAL);
DIFF_OPT_SET(&rev.diffopt, ALLOW_TEXTCONV);
if (nongit)
die(_("Not a git repository"));
argc = setup_revisions(argc, argv, &rev, NULL);
if (!rev.diffopt.output_format) {
rev.diffopt.output_format = DIFF_FORMAT_PATCH;
diff_setup_done(&rev.diffopt);
}
DIFF_OPT_SET(&rev.diffopt, RECURSIVE);
setup_diff_pager(&rev.diffopt);
/*
* Do we have --cached and not have a pending object, then
* default to HEAD by hand. Eek.
*/
if (!rev.pending.nr) {
int i;
for (i = 1; i < argc; i++) {
const char *arg = argv[i];
if (!strcmp(arg, "--"))
break;
else if (!strcmp(arg, "--cached") ||
!strcmp(arg, "--staged")) {
add_head_to_pending(&rev);
if (!rev.pending.nr) {
struct tree *tree;
tree = lookup_tree(EMPTY_TREE_SHA1_BIN);
add_pending_object(&rev, &tree->object, "HEAD");
}
break;
}
}
}
for (i = 0; i < rev.pending.nr; i++) {
struct object_array_entry *entry = &rev.pending.objects[i];
struct object *obj = entry->item;
const char *name = entry->name;
int flags = (obj->flags & UNINTERESTING);
if (!obj->parsed)
obj = parse_object(obj->oid.hash);
obj = deref_tag(obj, NULL, 0);
if (!obj)
die(_("invalid object '%s' given."), name);
if (obj->type == OBJ_COMMIT)
obj = &((struct commit *)obj)->tree->object;
if (obj->type == OBJ_TREE) {
obj->flags |= flags;
add_object_array(obj, name, &ent);
} else if (obj->type == OBJ_BLOB) {
if (2 <= blobs)
die(_("more than two blobs given: '%s'"), name);
hashcpy(blob[blobs].sha1, obj->oid.hash);
blob[blobs].name = name;
blob[blobs].mode = entry->mode;
blobs++;
} else {
die(_("unhandled object '%s' given."), name);
}
}
if (rev.prune_data.nr)
paths += rev.prune_data.nr;
/*
* Now, do the arguments look reasonable?
*/
if (!ent.nr) {
switch (blobs) {
case 0:
result = builtin_diff_files(&rev, argc, argv);
break;
case 1:
if (paths != 1)
usage(builtin_diff_usage);
result = builtin_diff_b_f(&rev, argc, argv, blob);
break;
case 2:
if (paths)
usage(builtin_diff_usage);
result = builtin_diff_blobs(&rev, argc, argv, blob);
break;
default:
usage(builtin_diff_usage);
}
}
else if (blobs)
usage(builtin_diff_usage);
else if (ent.nr == 1)
result = builtin_diff_index(&rev, argc, argv);
else if (ent.nr == 2)
result = builtin_diff_tree(&rev, argc, argv,
&ent.objects[0], &ent.objects[1]);
else if (ent.objects[0].item->flags & UNINTERESTING) {
/*
* diff A...B where there is at least one merge base
* between A and B. We have ent.objects[0] ==
* merge-base, ent.objects[ents-2] == A, and
* ent.objects[ents-1] == B. Show diff between the
* base and B. Note that we pick one merge base at
* random if there are more than one.
*/
result = builtin_diff_tree(&rev, argc, argv,
&ent.objects[0],
&ent.objects[ent.nr-1]);
} else
result = builtin_diff_combined(&rev, argc, argv,
ent.objects, ent.nr);
result = diff_result_code(&rev.diffopt, result);
if (1 < rev.diffopt.skip_stat_unmatch)
refresh_index_quietly();
return result;
}
