[PATCHv3 4/4] builtin/fetch.c: respect 'submodule.recurse' option

[Stefan Beller <sbeller@google.com>]

Signed-off-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 builtin/fetch.c             |  7 +++++++
 t/t5526-fetch-submodules.sh | 10 ++++++++++
 2 files changed, 17 insertions(+)

diff --git a/builtin/fetch.c b/builtin/fetch.c
index 5f2c2ab23e..c1ec3b03c3 100644
--- a/builtin/fetch.c
+++ b/builtin/fetch.c
@@ -73,6 +73,13 @@ static int git_fetch_config(const char *k, const char *v, void *cb)
 		fetch_prune_config = git_config_bool(k, v);
 		return 0;
 	}
+
+	if (!strcmp(k, "submodule.recurse")) {
+		int r = git_config_bool(k, v) ?
+			RECURSE_SUBMODULES_ON : RECURSE_SUBMODULES_OFF;
+		recurse_submodules = r;
+	}
+
 	return git_default_config(k, v, cb);
 }
 
diff --git a/t/t5526-fetch-submodules.sh b/t/t5526-fetch-submodules.sh
index f3b0a8d30a..162baf101f 100755
--- a/t/t5526-fetch-submodules.sh
+++ b/t/t5526-fetch-submodules.sh
@@ -71,6 +71,16 @@ test_expect_success "fetch --recurse-submodules recurses into submodules" '
 	test_i18ncmp expect.err actual.err
 '
 
+test_expect_success "submodule.recurse option triggers recursive fetch" '
+	add_upstream_commit &&
+	(
+		cd downstream &&
+		git -c submodule.recurse fetch >../actual.out 2>../actual.err
+	) &&
+	test_must_be_empty actual.out &&
+	test_i18ncmp expect.err actual.err
+'
+
 test_expect_success "fetch --recurse-submodules -j2 has the same output behaviour" '
 	add_upstream_commit &&
 	(
-- 
2.13.0.17.gab62347cd9