From: Christian Brauner <christian.brauner@ubuntu.com>
Date: Mon, 3 Sep 2018 12:43:06 +0000 (+0200)
Subject: file_utils: add lxc_send_nointr()
X-Git-Tag: lxc-3.1.0~118^2~3
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=28143f8862c3d5e1ed30e7a6bf4593b7725b5d41;p=thirdparty%2Flxc.git

file_utils: add lxc_send_nointr()

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
---

diff --git a/src/lxc/file_utils.c b/src/lxc/file_utils.c
index 1e87f2a24..3bdde2e3a 100644
--- a/src/lxc/file_utils.c
+++ b/src/lxc/file_utils.c
@@ -106,6 +106,17 @@ again:
 	return ret;
 }
 
+ssize_t lxc_send_nointr(int sockfd, void *buf, size_t len, int flags)
+{
+	ssize_t ret;
+again:
+	ret = send(sockfd, buf, len, flags);
+	if (ret < 0 && errno == EINTR)
+		goto again;
+
+	return ret;
+}
+
 ssize_t lxc_read_nointr(int fd, void *buf, size_t count)
 {
 	ssize_t ret;
diff --git a/src/lxc/file_utils.h b/src/lxc/file_utils.h
index 5172b6d15..7ae286975 100644
--- a/src/lxc/file_utils.h
+++ b/src/lxc/file_utils.h
@@ -37,6 +37,7 @@ extern int lxc_read_from_file(const char *filename, void *buf, size_t count);
 
 /* send and receive buffers completely */
 extern ssize_t lxc_write_nointr(int fd, const void *buf, size_t count);
+extern ssize_t lxc_send_nointr(int sockfd, void *buf, size_t len, int flags);
 extern ssize_t lxc_read_nointr(int fd, void *buf, size_t count);
 extern ssize_t lxc_read_nointr_expect(int fd, void *buf, size_t count,
 				      const void *expected_buf);