builtin/fetch: factor submodule recurse parsing out to submodule config

Later we want to access this parsing in builtin/pull as well.

Signed-off-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/builtin/fetch.c b/builtin/fetch.c
index 100248c..9d58dc0 100644 (file)
--- a/builtin/fetch.c
+++ b/builtin/fetch.c
@@ -53,20 +53,6 @@ static int shown_url = 0;
 static int refmap_alloc, refmap_nr;
 static const char **refmap_array;
 
-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 int git_fetch_config(const char *k, const char *v, void *cb)
 {
        if (!strcmp(k, "fetch.prune")) {
@@ -115,9 +101,9 @@ static struct option builtin_fetch_options[] = {
                    N_("number of submodules fetched in parallel")),
        OPT_BOOL('p', "prune", &prune,
                 N_("prune remote-tracking branches no longer on remote")),
-       { OPTION_CALLBACK, 0, "recurse-submodules", NULL, N_("on-demand"),
+       { OPTION_CALLBACK, 0, "recurse-submodules", &recurse_submodules, N_("on-demand"),
                    N_("control recursive fetching of submodules"),
-                   PARSE_OPT_OPTARG, option_parse_recurse_submodules },
+                   PARSE_OPT_OPTARG, option_fetch_parse_recurse_submodules },
        OPT_BOOL(0, "dry-run", &dry_run,
                 N_("dry run")),
        OPT_BOOL('k', "keep", &keep, N_("keep downloaded pack")),

diff --git a/submodule-config.c b/submodule-config.c
index 4f58491..265d036 100644 (file)
--- a/submodule-config.c
+++ b/submodule-config.c
@@ -2,6 +2,7 @@
 #include "submodule-config.h"
 #include "submodule.h"
 #include "strbuf.h"
+#include "parse-options.h"
 
 /*
  * submodule cache lookup structure
@@ -234,6 +235,27 @@ int parse_fetch_recurse_submodules_arg(const char *opt, const char *arg)
        return parse_fetch_recurse(opt, arg, 1);
 }
 
+int option_fetch_parse_recurse_submodules(const struct option *opt,
+                                         const char *arg, int unset)
+{
+       int *v;
+
+       if (!opt->value)
+               return -1;
+
+       v = opt->value;
+
+       if (unset) {
+               *v = RECURSE_SUBMODULES_OFF;
+       } else {
+               if (arg)
+                       *v = parse_fetch_recurse_submodules_arg(opt->long_name, arg);
+               else
+                       *v = RECURSE_SUBMODULES_ON;
+       }
+       return 0;
+}
+
 static int parse_update_recurse(const char *opt, const char *arg,
                                int die_on_error)
 {

diff --git a/submodule-config.h b/submodule-config.h
index d434ecd..1076a68 100644 (file)
--- a/submodule-config.h
+++ b/submodule-config.h
@@ -23,6 +23,9 @@ struct submodule {
 };
 
 extern int parse_fetch_recurse_submodules_arg(const char *opt, const char *arg);
+struct option;
+extern int option_fetch_parse_recurse_submodules(const struct option *opt,
+                                                const char *arg, int unset);
 extern int parse_update_recurse_submodules_arg(const char *opt, const char *arg);
 extern int parse_push_recurse_submodules_arg(const char *opt, const char *arg);
 extern int parse_submodule_config_option(const char *var, const char *value);