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| author | Přemysl Janouch <p.janouch@gmail.com> | 2017-07-18 23:05:43 +0200 |
|---|---|---|
| committer | Přemysl Janouch <p.janouch@gmail.com> | 2017-07-18 23:05:43 +0200 |
| commit | 5c46d829541076e3e2adb817cf287bf8c18de724 (patch) | |
| tree | e79a7d828e320409ed4a399c7ef56ca0f485cafc | |
| parent | 047a55640ce4c194e5b99266b59d4175efeae058 (diff) | |
| download | desktop-tools-5c46d829541076e3e2adb817cf287bf8c18de724.tar.gz desktop-tools-5c46d829541076e3e2adb817cf287bf8c18de724.tar.xz desktop-tools-5c46d829541076e3e2adb817cf287bf8c18de724.zip | |
priod: make sure it compiles on older kernels
| -rw-r--r-- | priod.c | 9 |
1 files changed, 6 insertions, 3 deletions
@@ -368,7 +368,7 @@ on_event (const struct pollfd *pfd, struct app_context *ctx) (struct sockaddr *) &addr, &addr_len); if (len == 0) exit_fatal ("socket closed"); - if (len < 0 && errno == EAGAIN) + if (len < 0 && (errno == EAGAIN || errno == ENOBUFS)) return; if (len < 0) exit_fatal ("recvfrom: %s", strerror (errno)); @@ -476,9 +476,12 @@ setup_exec_filter (int fd) struct sock_fprog fprog = { .filter = filter, .len = N_ELEMENTS (filter) }; const int yes = 1; - if (setsockopt (fd, SOL_SOCKET, SO_ATTACH_FILTER, &fprog, sizeof fprog) < 0 - || setsockopt (fd, SOL_NETLINK, NETLINK_NO_ENOBUFS, &yes, sizeof yes) < 0) + if (setsockopt (fd, SOL_SOCKET, SO_ATTACH_FILTER, &fprog, sizeof fprog) < 0) print_error ("setsockopt: %s", strerror (errno)); +#if defined SOL_NETLINK && defined NETLINK_NO_ENOBUFS + if (setsockopt (fd, SOL_NETLINK, NETLINK_NO_ENOBUFS, &yes, sizeof yes) < 0) + print_error ("setsockopt: %s", strerror (errno)); +#endif } int |