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authorLibravatar Brandon Williams <bmwill@google.com>2018-03-14 11:31:45 -0700
committerLibravatar Junio C Hamano <gitster@pobox.com>2018-03-14 14:15:06 -0700
commitad6ac1244fd175d08bcee62060a9a0b7975930fb (patch)
tree01a554d284a1f0b8bbba8733e053f43d7739416b /builtin/fetch-pack.c
parentconnect: convert get_remote_heads to use struct packet_reader (diff)
downloadtgif-ad6ac1244fd175d08bcee62060a9a0b7975930fb.tar.xz
connect: discover protocol version outside of get_remote_heads
In order to prepare for the addition of protocol_v2 push the protocol version discovery outside of 'get_remote_heads()'. This will allow for keeping the logic for processing the reference advertisement for protocol_v1 and protocol_v0 separate from the logic for protocol_v2. Signed-off-by: Brandon Williams <bmwill@google.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'builtin/fetch-pack.c')
-rw-r--r--builtin/fetch-pack.c16
1 files changed, 15 insertions, 1 deletions
diff --git a/builtin/fetch-pack.c b/builtin/fetch-pack.c
index 366b9d13f9..85d4faf76c 100644
--- a/builtin/fetch-pack.c
+++ b/builtin/fetch-pack.c
@@ -4,6 +4,7 @@
#include "remote.h"
#include "connect.h"
#include "sha1-array.h"
+#include "protocol.h"
static const char fetch_pack_usage[] =
"git fetch-pack [--all] [--stdin] [--quiet | -q] [--keep | -k] [--thin] "
@@ -52,6 +53,7 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
struct fetch_pack_args args;
struct oid_array shallow = OID_ARRAY_INIT;
struct string_list deepen_not = STRING_LIST_INIT_DUP;
+ struct packet_reader reader;
packet_trace_identity("fetch-pack");
@@ -193,7 +195,19 @@ int cmd_fetch_pack(int argc, const char **argv, const char *prefix)
if (!conn)
return args.diag_url ? 0 : 1;
}
- get_remote_heads(fd[0], NULL, 0, &ref, 0, NULL, &shallow);
+
+ packet_reader_init(&reader, fd[0], NULL, 0,
+ PACKET_READ_CHOMP_NEWLINE |
+ PACKET_READ_GENTLE_ON_EOF);
+
+ switch (discover_version(&reader)) {
+ case protocol_v1:
+ case protocol_v0:
+ get_remote_heads(&reader, &ref, 0, NULL, &shallow);
+ break;
+ case protocol_unknown_version:
+ BUG("unknown protocol version");
+ }
ref = fetch_pack(&args, fd, conn, ref, dest, sought, nr_sought,
&shallow, pack_lockfile_ptr);