From 8cff80d7fc28ca04bd6c8e2257b46d96bea338ce Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Thu, 18 Oct 2018 19:48:18 +0200 Subject: [PATCH] introduce setsockopt_int() helper As suggested by @heftig: https://github.com/systemd/systemd/commit/6d5e65f6454212cd400d0ebda34978a9f20cc26a#commitcomment-30938667 (cherry picked from commit 2ff48e981e6cd1ccbfae49943274d9c8319a5e5d) Related: #1887181 --- src/basic/socket-util.h | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/src/basic/socket-util.h b/src/basic/socket-util.h index 82781a0de1..616f2e0d05 100644 --- a/src/basic/socket-util.h +++ b/src/basic/socket-util.h @@ -183,3 +183,10 @@ struct cmsghdr* cmsg_find(struct msghdr *mh, int level, int type, socklen_t leng }) int socket_ioctl_fd(void); + +static inline int setsockopt_int(int fd, int level, int optname, int value) { + if (setsockopt(fd, level, optname, &value, sizeof(value)) < 0) + return -errno; + + return 0; +}