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Merge branch 'jl/submodule-fetch-on-demand'

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* jl/submodule-fetch-on-demand:
  fetch/pull: Describe --recurse-submodule restrictions in the BUGS section
  submodule update: Don't fetch when the submodule commit is already present
  fetch/pull: Don't recurse into a submodule when commits are already present
  Submodules: Add 'on-demand' value for the 'fetchRecurseSubmodule' option
  config: teach the fetch.recurseSubmodules option the 'on-demand' value
  fetch/pull: Add the 'on-demand' value to the --recurse-submodules option
  fetch/pull: recurse into submodules when necessary

Conflicts:
	builtin/fetch.c
	submodule.c
This commit is contained in:
Junio C Hamano
2011-04-04 15:02:01 -07:00
parent 2c320e71bf 794a3592ad
commit 2071fb015b
13 changed files with 520 additions and 37 deletions
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48
builtin/fetch.c
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@ -28,12 +28,6 @@ enum {
TAGS_SET = 2
};
enum {
RECURSE_SUBMODULES_OFF = 0,
RECURSE_SUBMODULES_DEFAULT = 1,
RECURSE_SUBMODULES_ON = 2
};
static int all, append, dry_run, force, keep, multiple, prune, update_head_ok, verbosity;
static int progress, recurse_submodules = RECURSE_SUBMODULES_DEFAULT;
static int tags = TAGS_DEFAULT;
@ -42,6 +36,21 @@ static const char *upload_pack;
static struct strbuf default_rla = STRBUF_INIT;
static struct transport *transport;
static const char *submodule_prefix = "";
static const char *recurse_submodules_default;
static int option_parse_recurse_submodules(const struct option *opt,
const char *arg, int unset)
{
if (unset) {
recurse_submodules = RECURSE_SUBMODULES_OFF;
} else {
if (arg)
recurse_submodules = parse_fetch_recurse_submodules_arg(opt->long_name, arg);
else
recurse_submodules = RECURSE_SUBMODULES_ON;
}
return 0;
}
static struct option builtin_fetch_options[] = {
OPT__VERBOSITY(&verbosity),
@ -60,9 +69,9 @@ static struct option builtin_fetch_options[] = {
"do not fetch all tags (--no-tags)", TAGS_UNSET),
OPT_BOOLEAN('p', "prune", &prune,
"prune remote-tracking branches no longer on remote"),
OPT_SET_INT(0, "recurse-submodules", &recurse_submodules,
{ OPTION_CALLBACK, 0, "recurse-submodules", NULL, "on-demand",
"control recursive fetching of submodules",
RECURSE_SUBMODULES_ON),
PARSE_OPT_OPTARG, option_parse_recurse_submodules },
OPT_BOOLEAN(0, "dry-run", &dry_run,
"dry run"),
OPT_BOOLEAN('k', "keep", &keep, "keep downloaded pack"),
@ -73,6 +82,9 @@ static struct option builtin_fetch_options[] = {
"deepen history of shallow clone"),
{ OPTION_STRING, 0, "submodule-prefix", &submodule_prefix, "dir",
"prepend this to submodule path output", PARSE_OPT_HIDDEN },
{ OPTION_STRING, 0, "recurse-submodules-default",
&recurse_submodules_default, NULL,
"default mode for recursion", PARSE_OPT_HIDDEN },
OPT_END()
};
@ -284,6 +296,9 @@ static int update_local_ref(struct ref *ref,
else {
msg = "storing head";
what = _("[new branch]");
if ((recurse_submodules != RECURSE_SUBMODULES_OFF) &&
(recurse_submodules != RECURSE_SUBMODULES_ON))
check_for_new_submodule_commits(ref->new_sha1);
}
r = s_update_ref(msg, ref, 0);
@ -299,6 +314,9 @@ static int update_local_ref(struct ref *ref,
strcpy(quickref, find_unique_abbrev(current->object.sha1, DEFAULT_ABBREV));
strcat(quickref, "..");
strcat(quickref, find_unique_abbrev(ref->new_sha1, DEFAULT_ABBREV));
if ((recurse_submodules != RECURSE_SUBMODULES_OFF) &&
(recurse_submodules != RECURSE_SUBMODULES_ON))
check_for_new_submodule_commits(ref->new_sha1);
r = s_update_ref("fast-forward", ref, 1);
sprintf(display, "%c %-*s %-*s -> %s%s", r ? '!' : ' ',
TRANSPORT_SUMMARY_WIDTH, quickref, REFCOL_WIDTH, remote,
@ -310,6 +328,9 @@ static int update_local_ref(struct ref *ref,
strcpy(quickref, find_unique_abbrev(current->object.sha1, DEFAULT_ABBREV));
strcat(quickref, "...");
strcat(quickref, find_unique_abbrev(ref->new_sha1, DEFAULT_ABBREV));
if ((recurse_submodules != RECURSE_SUBMODULES_OFF) &&
(recurse_submodules != RECURSE_SUBMODULES_ON))
check_for_new_submodule_commits(ref->new_sha1);
r = s_update_ref("forced-update", ref, 1);
sprintf(display, "%c %-*s %-*s -> %s (%s)", r ? '!' : '+',
TRANSPORT_SUMMARY_WIDTH, quickref, REFCOL_WIDTH, remote,
@ -810,6 +831,8 @@ static void add_options_to_argv(int *argc, const char **argv)
argv[(*argc)++] = "--keep";
if (recurse_submodules == RECURSE_SUBMODULES_ON)
argv[(*argc)++] = "--recurse-submodules";
else if (recurse_submodules == RECURSE_SUBMODULES_ON_DEMAND)
argv[(*argc)++] = "--recurse-submodules=on-demand";
if (verbosity >= 2)
argv[(*argc)++] = "-v";
if (verbosity >= 1)
@ -951,15 +974,16 @@ int cmd_fetch(int argc, const char **argv, const char *prefix)
if (!result && (recurse_submodules != RECURSE_SUBMODULES_OFF)) {
const char *options[10];
int num_options = 0;
/* Set recursion as default when we already are recursing */
if (submodule_prefix[0])
set_config_fetch_recurse_submodules(1);
if (recurse_submodules_default) {
int arg = parse_fetch_recurse_submodules_arg("--recurse-submodules-default", recurse_submodules_default);
set_config_fetch_recurse_submodules(arg);
}
gitmodules_config();
git_config(submodule_config, NULL);
add_options_to_argv(&num_options, options);
result = fetch_populated_submodules(num_options, options,
submodule_prefix,
recurse_submodules == RECURSE_SUBMODULES_ON,
recurse_submodules,
verbosity < 0);
}