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-rw-r--r--submodule.c253
1 files changed, 160 insertions, 93 deletions
diff --git a/submodule.c b/submodule.c
index 63e7094e16..2967704317 100644
--- a/submodule.c
+++ b/submodule.c
@@ -1,3 +1,5 @@
+#define NO_THE_INDEX_COMPATIBILITY_MACROS
+
#include "cache.h"
#include "repository.h"
#include "config.h"
@@ -21,7 +23,7 @@
#include "parse-options.h"
static int config_update_recurse_submodules = RECURSE_SUBMODULES_OFF;
-static struct string_list changed_submodule_paths = STRING_LIST_INIT_DUP;
+static struct string_list changed_submodule_names = STRING_LIST_INIT_DUP;
static int initialized_fetch_ref_tips;
static struct oid_array ref_tips_before_fetch;
static struct oid_array ref_tips_after_fetch;
@@ -55,14 +57,15 @@ int is_gitmodules_unmerged(const struct index_state *istate)
* future version when we learn to stage the changes we do ourselves without
* staging any previous modifications.
*/
-int is_staging_gitmodules_ok(const struct index_state *istate)
+int is_staging_gitmodules_ok(struct index_state *istate)
{
int pos = index_name_pos(istate, GITMODULES_FILE, strlen(GITMODULES_FILE));
if ((pos >= 0) && (pos < istate->cache_nr)) {
struct stat st;
if (lstat(GITMODULES_FILE, &st) == 0 &&
- ce_match_stat(istate->cache[pos], &st, 0) & DATA_CHANGED)
+ ie_match_stat(istate, istate->cache[pos], &st,
+ CE_MATCH_IGNORE_FSMONITOR) & DATA_CHANGED)
return 0;
}
@@ -143,9 +146,9 @@ int remove_path_from_gitmodules(const char *path)
return 0;
}
-void stage_updated_gitmodules(void)
+void stage_updated_gitmodules(struct index_state *istate)
{
- if (add_file_to_cache(GITMODULES_FILE, 0))
+ if (add_file_to_index(istate, GITMODULES_FILE, 0))
die(_("staging updated .gitmodules failed"));
}
@@ -183,7 +186,7 @@ void set_diffopt_flags_from_submodule_config(struct diff_options *diffopt,
if (ignore)
handle_ignore_submodules_arg(diffopt, ignore);
else if (is_gitmodules_unmerged(&the_index))
- DIFF_OPT_SET(diffopt, IGNORE_SUBMODULES);
+ diffopt->flags.ignore_submodules = 1;
}
}
@@ -402,16 +405,16 @@ const char *submodule_strategy_to_string(const struct submodule_update_strategy
void handle_ignore_submodules_arg(struct diff_options *diffopt,
const char *arg)
{
- DIFF_OPT_CLR(diffopt, IGNORE_SUBMODULES);
- DIFF_OPT_CLR(diffopt, IGNORE_UNTRACKED_IN_SUBMODULES);
- DIFF_OPT_CLR(diffopt, IGNORE_DIRTY_SUBMODULES);
+ diffopt->flags.ignore_submodules = 0;
+ diffopt->flags.ignore_untracked_in_submodules = 0;
+ diffopt->flags.ignore_dirty_submodules = 0;
if (!strcmp(arg, "all"))
- DIFF_OPT_SET(diffopt, IGNORE_SUBMODULES);
+ diffopt->flags.ignore_submodules = 1;
else if (!strcmp(arg, "untracked"))
- DIFF_OPT_SET(diffopt, IGNORE_UNTRACKED_IN_SUBMODULES);
+ diffopt->flags.ignore_untracked_in_submodules = 1;
else if (!strcmp(arg, "dirty"))
- DIFF_OPT_SET(diffopt, IGNORE_DIRTY_SUBMODULES);
+ diffopt->flags.ignore_dirty_submodules = 1;
else if (strcmp(arg, "none"))
die("bad --ignore-submodules argument: %s", arg);
}
@@ -587,7 +590,7 @@ void show_submodule_inline_diff(struct diff_options *o, const char *path,
struct object_id *one, struct object_id *two,
unsigned dirty_submodule)
{
- const struct object_id *old = &empty_tree_oid, *new = &empty_tree_oid;
+ const struct object_id *old = the_hash_algo->empty_tree, *new = the_hash_algo->empty_tree;
struct commit *left = NULL, *right = NULL;
struct commit_list *merge_bases = NULL;
struct child_process cp = CHILD_PROCESS_INIT;
@@ -616,7 +619,7 @@ void show_submodule_inline_diff(struct diff_options *o, const char *path,
argv_array_pushf(&cp.args, "--color=%s", want_color(o->use_color) ?
"always" : "never");
- if (DIFF_OPT_TST(o, REVERSE_DIFF)) {
+ if (o->flags.reverse_diff) {
argv_array_pushf(&cp.args, "--src-prefix=%s%s/",
o->b_prefix, path);
argv_array_pushf(&cp.args, "--dst-prefix=%s%s/",
@@ -674,11 +677,11 @@ const struct submodule *submodule_from_ce(const struct cache_entry *ce)
}
static struct oid_array *submodule_commits(struct string_list *submodules,
- const char *path)
+ const char *name)
{
struct string_list_item *item;
- item = string_list_insert(submodules, path);
+ item = string_list_insert(submodules, name);
if (item->util)
return (struct oid_array *) item->util;
@@ -687,39 +690,67 @@ static struct oid_array *submodule_commits(struct string_list *submodules,
return (struct oid_array *) item->util;
}
+struct collect_changed_submodules_cb_data {
+ struct string_list *changed;
+ const struct object_id *commit_oid;
+};
+
+/*
+ * this would normally be two functions: default_name_from_path() and
+ * path_from_default_name(). Since the default name is the same as
+ * the submodule path we can get away with just one function which only
+ * checks whether there is a submodule in the working directory at that
+ * location.
+ */
+static const char *default_name_or_path(const char *path_or_name)
+{
+ int error_code;
+
+ if (!is_submodule_populated_gently(path_or_name, &error_code))
+ return NULL;
+
+ return path_or_name;
+}
+
static void collect_changed_submodules_cb(struct diff_queue_struct *q,
struct diff_options *options,
void *data)
{
+ struct collect_changed_submodules_cb_data *me = data;
+ struct string_list *changed = me->changed;
+ const struct object_id *commit_oid = me->commit_oid;
int i;
- struct string_list *changed = data;
for (i = 0; i < q->nr; i++) {
struct diff_filepair *p = q->queue[i];
struct oid_array *commits;
+ const struct submodule *submodule;
+ const char *name;
+
if (!S_ISGITLINK(p->two->mode))
continue;
- if (S_ISGITLINK(p->one->mode)) {
- /*
- * NEEDSWORK: We should honor the name configured in
- * the .gitmodules file of the commit we are examining
- * here to be able to correctly follow submodules
- * being moved around.
- */
- commits = submodule_commits(changed, p->two->path);
- oid_array_append(commits, &p->two->oid);
- } else {
- /* Submodule is new or was moved here */
- /*
- * NEEDSWORK: When the .git directories of submodules
- * live inside the superprojects .git directory some
- * day we should fetch new submodules directly into
- * that location too when config or options request
- * that so they can be checked out from there.
- */
- continue;
+ submodule = submodule_from_path(commit_oid, p->two->path);
+ if (submodule)
+ name = submodule->name;
+ else {
+ name = default_name_or_path(p->two->path);
+ /* make sure name does not collide with existing one */
+ submodule = submodule_from_name(commit_oid, name);
+ if (submodule) {
+ warning("Submodule in commit %s at path: "
+ "'%s' collides with a submodule named "
+ "the same. Skipping it.",
+ oid_to_hex(commit_oid), name);
+ name = NULL;
+ }
}
+
+ if (!name)
+ continue;
+
+ commits = submodule_commits(changed, name);
+ oid_array_append(commits, &p->two->oid);
}
}
@@ -742,11 +773,14 @@ static void collect_changed_submodules(struct string_list *changed,
while ((commit = get_revision(&rev))) {
struct rev_info diff_rev;
+ struct collect_changed_submodules_cb_data data;
+ data.changed = changed;
+ data.commit_oid = &commit->object.oid;
init_revisions(&diff_rev, NULL);
diff_rev.diffopt.output_format |= DIFF_FORMAT_CALLBACK;
diff_rev.diffopt.format_callback = collect_changed_submodules_cb;
- diff_rev.diffopt.format_callback_data = changed;
+ diff_rev.diffopt.format_callback_data = &data;
diff_tree_combined_merge(commit, 1, &diff_rev);
}
@@ -894,7 +928,7 @@ int find_unpushed_submodules(struct oid_array *commits,
const char *remotes_name, struct string_list *needs_pushing)
{
struct string_list submodules = STRING_LIST_INIT_DUP;
- struct string_list_item *submodule;
+ struct string_list_item *name;
struct argv_array argv = ARGV_ARRAY_INIT;
/* argv.argv[0] will be ignored by setup_revisions */
@@ -905,9 +939,19 @@ int find_unpushed_submodules(struct oid_array *commits,
collect_changed_submodules(&submodules, &argv);
- for_each_string_list_item(submodule, &submodules) {
- struct oid_array *commits = submodule->util;
- const char *path = submodule->string;
+ for_each_string_list_item(name, &submodules) {
+ struct oid_array *commits = name->util;
+ const struct submodule *submodule;
+ const char *path = NULL;
+
+ submodule = submodule_from_name(&null_oid, name->string);
+ if (submodule)
+ path = submodule->path;
+ else
+ path = default_name_or_path(name->string);
+
+ if (!path)
+ continue;
if (submodule_needs_pushing(path, commits))
string_list_insert(needs_pushing, path);
@@ -1016,7 +1060,7 @@ int push_unpushed_submodules(struct oid_array *commits,
char *head;
struct object_id head_oid;
- head = resolve_refdup("HEAD", 0, head_oid.hash, NULL);
+ head = resolve_refdup("HEAD", 0, &head_oid, NULL);
if (!head)
die(_("Failed to resolve HEAD as a valid ref."));
@@ -1065,7 +1109,7 @@ static void calculate_changed_submodule_paths(void)
{
struct argv_array argv = ARGV_ARRAY_INIT;
struct string_list changed_submodules = STRING_LIST_INIT_DUP;
- const struct string_list_item *item;
+ const struct string_list_item *name;
/* No need to check if there are no submodules configured */
if (!submodule_from_path(NULL, NULL))
@@ -1080,16 +1124,26 @@ static void calculate_changed_submodule_paths(void)
/*
* Collect all submodules (whether checked out or not) for which new
- * commits have been recorded upstream in "changed_submodule_paths".
+ * commits have been recorded upstream in "changed_submodule_names".
*/
collect_changed_submodules(&changed_submodules, &argv);
- for_each_string_list_item(item, &changed_submodules) {
- struct oid_array *commits = item->util;
- const char *path = item->string;
+ for_each_string_list_item(name, &changed_submodules) {
+ struct oid_array *commits = name->util;
+ const struct submodule *submodule;
+ const char *path = NULL;
+
+ submodule = submodule_from_name(&null_oid, name->string);
+ if (submodule)
+ path = submodule->path;
+ else
+ path = default_name_or_path(name->string);
+
+ if (!path)
+ continue;
if (!submodule_has_commits(path, commits))
- string_list_append(&changed_submodule_paths, path);
+ string_list_append(&changed_submodule_names, name->string);
}
free_submodules_oids(&changed_submodules);
@@ -1127,7 +1181,7 @@ int submodule_touches_in_range(struct object_id *excl_oid,
struct submodule_parallel_fetch {
int count;
struct argv_array args;
- const char *work_tree;
+ struct repository *r;
const char *prefix;
int command_line_option;
int default_option;
@@ -1136,65 +1190,76 @@ struct submodule_parallel_fetch {
};
#define SPF_INIT {0, ARGV_ARRAY_INIT, NULL, NULL, 0, 0, 0, 0}
+static int get_fetch_recurse_config(const struct submodule *submodule,
+ struct submodule_parallel_fetch *spf)
+{
+ if (spf->command_line_option != RECURSE_SUBMODULES_DEFAULT)
+ return spf->command_line_option;
+
+ if (submodule) {
+ char *key;
+ const char *value;
+
+ int fetch_recurse = submodule->fetch_recurse;
+ key = xstrfmt("submodule.%s.fetchRecurseSubmodules", submodule->name);
+ if (!repo_config_get_string_const(spf->r, key, &value)) {
+ fetch_recurse = parse_fetch_recurse_submodules_arg(key, value);
+ }
+ free(key);
+
+ if (fetch_recurse != RECURSE_SUBMODULES_NONE)
+ /* local config overrules everything except commandline */
+ return fetch_recurse;
+ }
+
+ return spf->default_option;
+}
+
static int get_next_submodule(struct child_process *cp,
struct strbuf *err, void *data, void **task_cb)
{
int ret = 0;
struct submodule_parallel_fetch *spf = data;
- for (; spf->count < active_nr; spf->count++) {
+ for (; spf->count < spf->r->index->cache_nr; spf->count++) {
struct strbuf submodule_path = STRBUF_INIT;
struct strbuf submodule_git_dir = STRBUF_INIT;
struct strbuf submodule_prefix = STRBUF_INIT;
- const struct cache_entry *ce = active_cache[spf->count];
+ const struct cache_entry *ce = spf->r->index->cache[spf->count];
const char *git_dir, *default_argv;
const struct submodule *submodule;
+ struct submodule default_submodule = SUBMODULE_INIT;
if (!S_ISGITLINK(ce->ce_mode))
continue;
- submodule = submodule_from_path(&null_oid, ce->name);
-
- default_argv = "yes";
- if (spf->command_line_option == RECURSE_SUBMODULES_DEFAULT) {
- int fetch_recurse = RECURSE_SUBMODULES_NONE;
-
- if (submodule) {
- char *key;
- const char *value;
-
- fetch_recurse = submodule->fetch_recurse;
- key = xstrfmt("submodule.%s.fetchRecurseSubmodules", submodule->name);
- if (!repo_config_get_string_const(the_repository, key, &value)) {
- fetch_recurse = parse_fetch_recurse_submodules_arg(key, value);
- }
- free(key);
+ submodule = submodule_from_cache(spf->r, &null_oid, ce->name);
+ if (!submodule) {
+ const char *name = default_name_or_path(ce->name);
+ if (name) {
+ default_submodule.path = default_submodule.name = name;
+ submodule = &default_submodule;
}
+ }
- if (fetch_recurse != RECURSE_SUBMODULES_NONE) {
- if (fetch_recurse == RECURSE_SUBMODULES_OFF)
- continue;
- if (fetch_recurse == RECURSE_SUBMODULES_ON_DEMAND) {
- if (!unsorted_string_list_lookup(&changed_submodule_paths, ce->name))
- continue;
- default_argv = "on-demand";
- }
- } else {
- if (spf->default_option == RECURSE_SUBMODULES_OFF)
- continue;
- if (spf->default_option == RECURSE_SUBMODULES_ON_DEMAND) {
- if (!unsorted_string_list_lookup(&changed_submodule_paths, ce->name))
- continue;
- default_argv = "on-demand";
- }
- }
- } else if (spf->command_line_option == RECURSE_SUBMODULES_ON_DEMAND) {
- if (!unsorted_string_list_lookup(&changed_submodule_paths, ce->name))
+ switch (get_fetch_recurse_config(submodule, spf))
+ {
+ default:
+ case RECURSE_SUBMODULES_DEFAULT:
+ case RECURSE_SUBMODULES_ON_DEMAND:
+ if (!submodule || !unsorted_string_list_lookup(&changed_submodule_names,
+ submodule->name))
continue;
default_argv = "on-demand";
+ break;
+ case RECURSE_SUBMODULES_ON:
+ default_argv = "yes";
+ break;
+ case RECURSE_SUBMODULES_OFF:
+ continue;
}
- strbuf_addf(&submodule_path, "%s/%s", spf->work_tree, ce->name);
+ strbuf_repo_worktree_path(&submodule_path, spf->r, "%s", ce->name);
strbuf_addf(&submodule_git_dir, "%s/.git", submodule_path.buf);
strbuf_addf(&submodule_prefix, "%s%s/", spf->prefix, ce->name);
git_dir = read_gitfile(submodule_git_dir.buf);
@@ -1247,7 +1312,8 @@ static int fetch_finish(int retvalue, struct strbuf *err,
return 0;
}
-int fetch_populated_submodules(const struct argv_array *options,
+int fetch_populated_submodules(struct repository *r,
+ const struct argv_array *options,
const char *prefix, int command_line_option,
int default_option,
int quiet, int max_parallel_jobs)
@@ -1255,16 +1321,16 @@ int fetch_populated_submodules(const struct argv_array *options,
int i;
struct submodule_parallel_fetch spf = SPF_INIT;
- spf.work_tree = get_git_work_tree();
+ spf.r = r;
spf.command_line_option = command_line_option;
spf.default_option = default_option;
spf.quiet = quiet;
spf.prefix = prefix;
- if (!spf.work_tree)
+ if (!r->worktree)
goto out;
- if (read_cache() < 0)
+ if (repo_read_index(r) < 0)
die("index file corrupt");
argv_array_push(&spf.args, "fetch");
@@ -1282,7 +1348,7 @@ int fetch_populated_submodules(const struct argv_array *options,
argv_array_clear(&spf.args);
out:
- string_list_clear(&changed_submodule_paths, 1);
+ string_list_clear(&changed_submodule_names, 1);
return spf.result;
}
@@ -1608,7 +1674,8 @@ int submodule_move_head(const char *path,
cp.dir = path;
prepare_submodule_repo_env(&cp.env_array);
- argv_array_pushl(&cp.args, "update-ref", "HEAD", new, NULL);
+ argv_array_pushl(&cp.args, "update-ref", "HEAD",
+ "--no-deref", new, NULL);
if (run_command(&cp)) {
ret = -1;