Merge branch 'sp/maint-push-sideband' into maint

* sp/maint-push-sideband:
  receive-pack: Send internal errors over side-band #2
  t5401: Use a bare repository for the remote peer
  receive-pack: Send hook output over side band #2
  receive-pack: Wrap status reports inside side-band-64k
  receive-pack: Refactor how capabilities are shown to the client
  send-pack: demultiplex a sideband stream with status data
  run-command: support custom fd-set in async
  run-command: Allow stderr to be a caller supplied pipe

Conflicts:
	builtin-receive-pack.c
	run-command.c
	t/t5401-update-hooks.sh

1 files changed, 3 insertions, 2 deletions

diff --git a/convert.c b/convert.c
index 27acce58bc..4f8fcb7bbb 100644
--- a/convert.c
+++ b/convert.c
@@ -241,7 +241,7 @@ struct filter_params {
 	const char *cmd;
 };
 
-static int filter_buffer(int fd, void *data)
+static int filter_buffer(int in, int out, void *data)
 {
 	/*
 	 * Spawn cmd and feed the buffer contents through its stdin.
@@ -255,7 +255,7 @@ static int filter_buffer(int fd, void *data)
 	child_process.argv = argv;
 	child_process.use_shell = 1;
 	child_process.in = -1;
-	child_process.out = fd;
+	child_process.out = out;
 
 	if (start_command(&child_process))
 		return error("cannot fork to run external filter %s", params->cmd);
@@ -292,6 +292,7 @@ static int apply_filter(const char *path, const char *src, size_t len,
 	memset(&async, 0, sizeof(async));
 	async.proc = filter_buffer;
 	async.data = &params;
+	async.out = -1;
 	params.src = src;
 	params.size = len;
 	params.cmd = cmd;