#include "dir.h"
#include "pathspec.h"
#include "submodule.h"
+#include "submodule-config.h"
static char const * const grep_usage[] = {
N_("git grep [<options>] [-e] <pattern> [<rev>...] [[--] <path>...]"),
static const char *super_prefix;
static int recurse_submodules;
static struct argv_array submodule_options = ARGV_ARRAY_INIT;
+static const char *parent_basename;
static int grep_submodule_launch(struct grep_opt *opt,
const struct grep_source *gs);
return st;
}
-static void *lock_and_read_sha1_file(const unsigned char *sha1, enum object_type *type, unsigned long *size)
+static void *lock_and_read_oid_file(const struct object_id *oid, enum object_type *type, unsigned long *size)
{
void *data;
grep_read_lock();
- data = read_sha1_file(sha1, type, size);
+ data = read_sha1_file(oid->hash, type, size);
grep_read_unlock();
return data;
}
-static int grep_sha1(struct grep_opt *opt, const unsigned char *sha1,
+static int grep_oid(struct grep_opt *opt, const struct object_id *oid,
const char *filename, int tree_name_len,
const char *path)
{
struct strbuf pathbuf = STRBUF_INIT;
- if (opt->relative && opt->prefix_length) {
- quote_path_relative(filename + tree_name_len, opt->prefix, &pathbuf);
- strbuf_insert(&pathbuf, 0, filename, tree_name_len);
- } else if (super_prefix) {
+ if (super_prefix) {
strbuf_add(&pathbuf, filename, tree_name_len);
strbuf_addstr(&pathbuf, super_prefix);
strbuf_addstr(&pathbuf, filename + tree_name_len);
strbuf_addstr(&pathbuf, filename);
}
+ if (opt->relative && opt->prefix_length) {
+ char *name = strbuf_detach(&pathbuf, NULL);
+ quote_path_relative(name + tree_name_len, opt->prefix, &pathbuf);
+ strbuf_insert(&pathbuf, 0, name, tree_name_len);
+ free(name);
+ }
+
#ifndef NO_PTHREADS
if (num_threads) {
- add_work(opt, GREP_SOURCE_SHA1, pathbuf.buf, path, sha1);
+ add_work(opt, GREP_SOURCE_SHA1, pathbuf.buf, path, oid);
strbuf_release(&pathbuf);
return 0;
} else
struct grep_source gs;
int hit;
- grep_source_init(&gs, GREP_SOURCE_SHA1, pathbuf.buf, path, sha1);
+ grep_source_init(&gs, GREP_SOURCE_SHA1, pathbuf.buf, path, oid);
strbuf_release(&pathbuf);
hit = grep_source(opt, &gs);
{
struct strbuf buf = STRBUF_INIT;
+ if (super_prefix)
+ strbuf_addstr(&buf, super_prefix);
+ strbuf_addstr(&buf, filename);
+
if (opt->relative && opt->prefix_length) {
- quote_path_relative(filename, opt->prefix, &buf);
- } else {
- if (super_prefix)
- strbuf_addstr(&buf, super_prefix);
- strbuf_addstr(&buf, filename);
+ char *name = strbuf_detach(&buf, NULL);
+ quote_path_relative(name, opt->prefix, &buf);
+ free(name);
}
#ifndef NO_PTHREADS
}
static void compile_submodule_options(const struct grep_opt *opt,
- const struct pathspec *pathspec,
+ const char **argv,
int cached, int untracked,
int opt_exclude, int use_index,
int pattern_type_arg)
{
struct grep_pat *pattern;
- int i;
if (recurse_submodules)
argv_array_push(&submodule_options, "--recurse-submodules");
/* Add Pathspecs */
argv_array_push(&submodule_options, "--");
- for (i = 0; i < pathspec->nr; i++)
- argv_array_push(&submodule_options,
- pathspec->items[i].original);
+ for (; *argv; argv++)
+ argv_array_push(&submodule_options, *argv);
}
/*
{
struct child_process cp = CHILD_PROCESS_INIT;
int status, i;
- struct work_item *w = opt->output_priv;
+ const char *end_of_base;
+ const char *name;
+ struct strbuf child_output = STRBUF_INIT;
+
+ end_of_base = strchr(gs->name, ':');
+ if (gs->identifier && end_of_base)
+ name = end_of_base + 1;
+ else
+ name = gs->name;
prepare_submodule_repo_env(&cp.env_array);
+ argv_array_push(&cp.env_array, GIT_DIR_ENVIRONMENT);
+
+ if (opt->relative && opt->prefix_length)
+ argv_array_pushf(&cp.env_array, "%s=%s",
+ GIT_TOPLEVEL_PREFIX_ENVIRONMENT,
+ opt->prefix);
/* Add super prefix */
argv_array_pushf(&cp.args, "--super-prefix=%s%s/",
super_prefix ? super_prefix : "",
- gs->name);
+ name);
argv_array_push(&cp.args, "grep");
+ /*
+ * Add basename of parent project
+ * When performing grep on a tree object the filename is prefixed
+ * with the object's name: 'tree-name:filename'. In order to
+ * provide uniformity of output we want to pass the name of the
+ * parent project's object name to the submodule so the submodule can
+ * prefix its output with the parent's name and not its own SHA1.
+ */
+ if (gs->identifier && end_of_base)
+ argv_array_pushf(&cp.args, "--parent-basename=%.*s",
+ (int) (end_of_base - gs->name),
+ gs->name);
+
/* Add options */
- for (i = 0; i < submodule_options.argc; i++)
+ for (i = 0; i < submodule_options.argc; i++) {
+ /*
+ * If there is a tree identifier for the submodule, add the
+ * rev after adding the submodule options but before the
+ * pathspecs. To do this we listen for the '--' and insert the
+ * sha1 before pushing the '--' onto the child process argv
+ * array.
+ */
+ if (gs->identifier &&
+ !strcmp("--", submodule_options.argv[i])) {
+ argv_array_push(&cp.args, sha1_to_hex(gs->identifier));
+ }
+
argv_array_push(&cp.args, submodule_options.argv[i]);
+ }
cp.git_cmd = 1;
cp.dir = gs->path;
* child process. A '0' indicates a hit, a '1' indicates no hit and
* anything else is an error.
*/
- status = capture_command(&cp, &w->out, 0);
+ status = capture_command(&cp, &child_output, 0);
if (status && (status != 1)) {
/* flush the buffer */
- write_or_die(1, w->out.buf, w->out.len);
+ write_or_die(1, child_output.buf, child_output.len);
die("process for submodule '%s' failed with exit code: %d",
gs->name, status);
}
+ opt->output(opt, child_output.buf, child_output.len);
+ strbuf_release(&child_output);
/* invert the return code to make a hit equal to 1 */
return !status;
}
{
if (!is_submodule_initialized(path))
return 0;
- if (!is_submodule_populated(path))
- return 0;
+ if (!is_submodule_populated_gently(path, NULL)) {
+ /*
+ * If searching history, check for the presense of the
+ * submodule's gitdir before skipping the submodule.
+ */
+ if (sha1) {
+ const struct submodule *sub =
+ submodule_from_path(null_sha1, path);
+ if (sub)
+ path = git_path("modules/%s", sub->name);
+
+ if (!(is_directory(path) && is_git_directory(path)))
+ return 0;
+ } else {
+ return 0;
+ }
+ }
#ifndef NO_PTHREADS
if (num_threads) {
} else
#endif
{
- struct work_item w;
+ struct grep_source gs;
int hit;
- grep_source_init(&w.source, GREP_SOURCE_SUBMODULE,
+ grep_source_init(&gs, GREP_SOURCE_SUBMODULE,
filename, path, sha1);
- strbuf_init(&w.out, 0);
- opt->output_priv = &w;
- hit = grep_submodule_launch(opt, &w.source);
+ hit = grep_submodule_launch(opt, &gs);
- write_or_die(1, w.out.buf, w.out.len);
-
- grep_source_clear(&w.source);
- strbuf_release(&w.out);
+ grep_source_clear(&gs);
return hit;
}
}
ce_skip_worktree(ce)) {
if (ce_stage(ce) || ce_intent_to_add(ce))
continue;
- hit |= grep_sha1(opt, ce->oid.hash, ce->name,
+ hit |= grep_oid(opt, &ce->oid, ce->name,
0, ce->name);
} else {
hit |= grep_file(opt, ce->name);
enum interesting match = entry_not_interesting;
struct name_entry entry;
int old_baselen = base->len;
+ struct strbuf name = STRBUF_INIT;
+ int name_base_len = 0;
+ if (super_prefix) {
+ strbuf_addstr(&name, super_prefix);
+ name_base_len = name.len;
+ }
while (tree_entry(tree, &entry)) {
int te_len = tree_entry_len(&entry);
if (match != all_entries_interesting) {
- match = tree_entry_interesting(&entry, base, tn_len, pathspec);
+ strbuf_addstr(&name, base->buf + tn_len);
+ match = tree_entry_interesting(&entry, &name,
+ 0, pathspec);
+ strbuf_setlen(&name, name_base_len);
+
if (match == all_entries_not_interesting)
break;
if (match == entry_not_interesting)
strbuf_add(base, entry.path, te_len);
if (S_ISREG(entry.mode)) {
- hit |= grep_sha1(opt, entry.oid->hash, base->buf, tn_len,
+ hit |= grep_oid(opt, entry.oid, base->buf, tn_len,
check_attr ? base->buf + tn_len : NULL);
- }
- else if (S_ISDIR(entry.mode)) {
+ } else if (S_ISDIR(entry.mode)) {
enum object_type type;
struct tree_desc sub;
void *data;
unsigned long size;
- data = lock_and_read_sha1_file(entry.oid->hash, &type, &size);
+ data = lock_and_read_oid_file(entry.oid, &type, &size);
if (!data)
die(_("unable to read tree (%s)"),
oid_to_hex(entry.oid));
hit |= grep_tree(opt, pathspec, &sub, base, tn_len,
check_attr);
free(data);
+ } else if (recurse_submodules && S_ISGITLINK(entry.mode)) {
+ hit |= grep_submodule(opt, entry.oid->hash, base->buf,
+ base->buf + tn_len);
}
+
strbuf_setlen(base, old_baselen);
if (hit && opt->status_only)
break;
}
+
+ strbuf_release(&name);
return hit;
}
struct object *obj, const char *name, const char *path)
{
if (obj->type == OBJ_BLOB)
- return grep_sha1(opt, obj->oid.hash, name, 0, path);
+ return grep_oid(opt, &obj->oid, name, 0, path);
if (obj->type == OBJ_COMMIT || obj->type == OBJ_TREE) {
struct tree_desc tree;
void *data;
if (!data)
die(_("unable to read tree (%s)"), oid_to_hex(&obj->oid));
+ /* Use parent's name as base when recursing submodules */
+ if (recurse_submodules && parent_basename)
+ name = parent_basename;
+
len = name ? strlen(name) : 0;
strbuf_init(&base, PATH_MAX + len + 1);
if (len) {
for (i = 0; i < nr; i++) {
struct object *real_obj;
real_obj = deref_tag(list->objects[i].item, NULL, 0);
+
+ /* load the gitmodules file for this rev */
+ if (recurse_submodules) {
+ submodule_free();
+ gitmodules_config_sha1(real_obj->oid.hash);
+ }
if (grep_object(opt, pathspec, real_obj, list->objects[i].name, list->objects[i].path)) {
hit = 1;
if (opt->status_only)
int dummy;
int use_index = 1;
int pattern_type_arg = GREP_PATTERN_TYPE_UNSPECIFIED;
+ int allow_revs;
struct option options[] = {
OPT_BOOL(0, "cached", &cached,
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")),
+ N_("recursively 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")),
compile_grep_patterns(&opt);
- /* Check revs and then paths */
+ /*
+ * We have to find "--" in a separate pass, because its presence
+ * influences how we will parse arguments that come before it.
+ */
+ for (i = 0; i < argc; i++) {
+ if (!strcmp(argv[i], "--")) {
+ seen_dashdash = 1;
+ break;
+ }
+ }
+
+ /*
+ * Resolve any rev arguments. If we have a dashdash, then everything up
+ * to it must resolve as a rev. If not, then we stop at the first
+ * non-rev and assume everything else is a path.
+ */
+ allow_revs = use_index && !untracked;
for (i = 0; i < argc; i++) {
const char *arg = argv[i];
- unsigned char sha1[20];
+ struct object_id oid;
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;
- }
+ struct object *object;
+
if (!strcmp(arg, "--")) {
i++;
- seen_dashdash = 1;
+ break;
}
- break;
+
+ if (!allow_revs) {
+ if (seen_dashdash)
+ die(_("--no-index or --untracked cannot be used with revs"));
+ break;
+ }
+
+ if (get_sha1_with_context(arg, 0, oid.hash, &oc)) {
+ if (seen_dashdash)
+ die(_("unable to resolve revision: %s"), arg);
+ break;
+ }
+
+ object = parse_object_or_die(&oid, arg);
+ if (!seen_dashdash)
+ verify_non_filename(prefix, arg);
+ add_object_array_with_path(object, arg, &list, oc.mode, oc.path);
}
+ /*
+ * Anything left over is presumed to be a path. But in the non-dashdash
+ * "do what I mean" case, we verify and complain when that isn't true.
+ */
+ if (!seen_dashdash) {
+ int j;
+ for (j = i; j < argc; j++)
+ verify_filename(prefix, argv[j], j == i && allow_revs);
+ }
+
+ 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;
+
#ifndef NO_PTHREADS
if (list.nr || cached || show_in_pager)
num_threads = 0;
}
#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,
+ compile_submodule_options(&opt, argv + i, cached, untracked,
opt_exclude, use_index,
pattern_type_arg);
}
}
}
- if (recurse_submodules && (!use_index || untracked || list.nr))
+ if (recurse_submodules && (!use_index || untracked))
die(_("option not supported with --recurse-submodules."));
if (!show_in_pager && !opt.status_only)
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."));
hit |= wait_all();
if (hit && show_in_pager)
run_pager(&opt, prefix);
+ clear_pathspec(&pathspec);
free_grep_patterns(&opt);
return !hit;
}