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-rw-r--r--builtin/credential-cache--daemon.c3
-rw-r--r--unix-socket.c11
-rw-r--r--unix-socket.h9
3 files changed, 19 insertions, 4 deletions
diff --git a/builtin/credential-cache--daemon.c b/builtin/credential-cache--daemon.c
index c61f123..4c6c89a 100644
--- a/builtin/credential-cache--daemon.c
+++ b/builtin/credential-cache--daemon.c
@@ -203,9 +203,10 @@ static int serve_cache_loop(int fd)
static void serve_cache(const char *socket_path, int debug)
{
+ struct unix_stream_listen_opts opts = UNIX_STREAM_LISTEN_OPTS_INIT;
int fd;
- fd = unix_stream_listen(socket_path);
+ fd = unix_stream_listen(socket_path, &opts);
if (fd < 0)
die_errno("unable to bind to '%s'", socket_path);
diff --git a/unix-socket.c b/unix-socket.c
index 69f81d6..012becd 100644
--- a/unix-socket.c
+++ b/unix-socket.c
@@ -1,6 +1,8 @@
#include "cache.h"
#include "unix-socket.h"
+#define DEFAULT_UNIX_STREAM_LISTEN_BACKLOG (5)
+
static int chdir_len(const char *orig, int len)
{
char *path = xmemdupz(orig, len);
@@ -89,9 +91,11 @@ fail:
return -1;
}
-int unix_stream_listen(const char *path)
+int unix_stream_listen(const char *path,
+ const struct unix_stream_listen_opts *opts)
{
int fd = -1, saved_errno;
+ int backlog;
struct sockaddr_un sa;
struct unix_sockaddr_context ctx;
@@ -106,7 +110,10 @@ int unix_stream_listen(const char *path)
if (bind(fd, (struct sockaddr *)&sa, sizeof(sa)) < 0)
goto fail;
- if (listen(fd, 5) < 0)
+ backlog = opts->listen_backlog_size;
+ if (backlog <= 0)
+ backlog = DEFAULT_UNIX_STREAM_LISTEN_BACKLOG;
+ if (listen(fd, backlog) < 0)
goto fail;
unix_sockaddr_cleanup(&ctx);
diff --git a/unix-socket.h b/unix-socket.h
index e271aee..ec2fb3e 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 */