[PATCH 05/14] remote-curl: add object filtering for partial clone

[Jeff Hostetler <git@jeffhostetler.com>]

From: Jeff Hostetler <jeffhost@microsoft.com>

Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com>
---
 Documentation/gitremote-helpers.txt |  4 ++++
 remote-curl.c                       | 10 ++++++++--
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/Documentation/gitremote-helpers.txt b/Documentation/gitremote-helpers.txt
index 6da3f41..d46d561 100644
--- a/Documentation/gitremote-helpers.txt
+++ b/Documentation/gitremote-helpers.txt
@@ -468,6 +468,10 @@ set by Git if the remote helper has the 'option' capability.
 
 TODO document 'option from-promisor' and 'option no-haves' ?
 
+'option filter <filter-spec>'::
+	An object filter specification for partial clone or fetch
+	as described in rev-list.
+
 SEE ALSO
 --------
 linkgit:git-remote[1]
diff --git a/remote-curl.c b/remote-curl.c
index 41e8a42..840f3ce 100644
--- a/remote-curl.c
+++ b/remote-curl.c
@@ -13,6 +13,7 @@
 #include "credential.h"
 #include "sha1-array.h"
 #include "send-pack.h"
+#include "list-objects-filter-options.h"
 
 static struct remote *remote;
 /* always ends with a trailing slash */
@@ -22,6 +23,7 @@ struct options {
 	int verbosity;
 	unsigned long depth;
 	char *deepen_since;
+	char *partial_clone_filter;
 	struct string_list deepen_not;
 	struct string_list push_options;
 	unsigned progress : 1,
@@ -163,11 +165,12 @@ static int set_option(const char *name, const char *value)
 	} else if (!strcmp(name, "from-promisor")) {
 		options.from_promisor = 1;
 		return 0;
-
 	} else if (!strcmp(name, "no-haves")) {
 		options.no_haves = 1;
 		return 0;
-
+	} else if (!strcmp(name, "filter")) {
+		options.partial_clone_filter = xstrdup(value);
+		return 0;
 	} else {
 		return 1 /* unsupported */;
 	}
@@ -837,6 +840,9 @@ static int fetch_git(struct discovery *heads,
 		argv_array_push(&args, "--from-promisor");
 	if (options.no_haves)
 		argv_array_push(&args, "--no-haves");
+	if (options.partial_clone_filter)
+		argv_array_pushf(&args, "--%s=%s",
+				 CL_ARG__FILTER, options.partial_clone_filter);
 	argv_array_push(&args, url.buf);
 
 	for (i = 0; i < nr_heads; i++) {
-- 
2.9.3