submodule--helper: introduce for_each_listed_submodule()

Introduce function for_each_listed_submodule() and replace a loop
in module_init() with a call to it.

The new function will also be used in other parts of the
system in later patches.

Mentored-by: Christian Couder <christian.couder@gmail.com>
Mentored-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Prathamesh Chavan <pc44800@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Prathamesh Chavan 2017-10-06 18:54:14 +05:30 committed by Junio C Hamano
parent 74a10642aa
commit 9f580a6260

View file

@ -14,6 +14,11 @@
#include "refs.h"
#include "connect.h"
#define OPT_QUIET (1 << 0)
typedef void (*each_submodule_fn)(const struct cache_entry *list_item,
void *cb_data);
static char *get_default_remote(void)
{
char *dest = NULL, *ret;
@ -349,7 +354,23 @@ static int module_list(int argc, const char **argv, const char *prefix)
return 0;
}
static void init_submodule(const char *path, const char *prefix, int quiet)
static void for_each_listed_submodule(const struct module_list *list,
each_submodule_fn fn, void *cb_data)
{
int i;
for (i = 0; i < list->nr; i++)
fn(list->entries[i], cb_data);
}
struct init_cb {
const char *prefix;
unsigned int flags;
};
#define INIT_CB_INIT { NULL, 0 }
static void init_submodule(const char *path, const char *prefix,
unsigned int flags)
{
const struct submodule *sub;
struct strbuf sb = STRBUF_INIT;
@ -411,7 +432,7 @@ static void init_submodule(const char *path, const char *prefix, int quiet)
if (git_config_set_gently(sb.buf, url))
die(_("Failed to register url for submodule path '%s'"),
displaypath);
if (!quiet)
if (!(flags & OPT_QUIET))
fprintf(stderr,
_("Submodule '%s' (%s) registered for path '%s'\n"),
sub->name, url, displaypath);
@ -438,12 +459,18 @@ static void init_submodule(const char *path, const char *prefix, int quiet)
free(upd);
}
static void init_submodule_cb(const struct cache_entry *list_item, void *cb_data)
{
struct init_cb *info = cb_data;
init_submodule(list_item->name, info->prefix, info->flags);
}
static int module_init(int argc, const char **argv, const char *prefix)
{
struct init_cb info = INIT_CB_INIT;
struct pathspec pathspec;
struct module_list list = MODULE_LIST_INIT;
int quiet = 0;
int i;
struct option module_init_options[] = {
OPT__QUIET(&quiet, N_("Suppress output for initializing a submodule")),
@ -468,8 +495,11 @@ static int module_init(int argc, const char **argv, const char *prefix)
if (!argc && git_config_get_value_multi("submodule.active"))
module_list_active(&list);
for (i = 0; i < list.nr; i++)
init_submodule(list.entries[i]->name, prefix, quiet);
info.prefix = prefix;
if (quiet)
info.flags |= OPT_QUIET;
for_each_listed_submodule(&list, init_submodule_cb, &info);
return 0;
}