unix-socket: add backlog size option to unix_stream_listen()

Update `unix_stream_listen()` to take an options structure to override
default behaviors.  This commit includes the size of the `listen()` backlog.

Signed-off-by: Jeff Hostetler <jeffhost@microsoft.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

1 files changed, 8 insertions, 1 deletions

diff --git a/unix-socket.h b/unix-socket.h
index e271aeec5a..ec2fb3ea72 100644
--- a/unix-socket.h
+++ b/unix-socket.h
@@ -1,7 +1,14 @@
 #ifndef UNIX_SOCKET_H
 #define UNIX_SOCKET_H
 
+struct unix_stream_listen_opts {
+	int listen_backlog_size;
+};
+
+#define UNIX_STREAM_LISTEN_OPTS_INIT { 0 }
+
 int unix_stream_connect(const char *path);
-int unix_stream_listen(const char *path);
+int unix_stream_listen(const char *path,
+		       const struct unix_stream_listen_opts *opts);
 
 #endif /* UNIX_SOCKET_H */