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authorDenis Vlasenko2007-09-30 23:50:48 +0000
committerDenis Vlasenko2007-09-30 23:50:48 +0000
commit96e1b38586e80a0f014038bf4fdf4689c668fbd6 (patch)
treed7f6a7866700601598cfcc006b7dcb6cb4a7c07e /networking/udhcp
parentdeabacdf91c6d1c3cfcdb4cd06780807193de81d (diff)
downloadbusybox-96e1b38586e80a0f014038bf4fdf4689c668fbd6.zip
busybox-96e1b38586e80a0f014038bf4fdf4689c668fbd6.tar.gz
introduce and use close_on_exec_on(fd). -50 bytes.
Diffstat (limited to 'networking/udhcp')
-rw-r--r--networking/udhcp/signalpipe.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/networking/udhcp/signalpipe.c b/networking/udhcp/signalpipe.c
index 9c7ead9..fafd208 100644
--- a/networking/udhcp/signalpipe.c
+++ b/networking/udhcp/signalpipe.c
@@ -39,9 +39,9 @@ void udhcp_sp_setup(void)
{
/* was socketpair, but it needs AF_UNIX in kernel */
xpipe(signal_pipe);
- fcntl(signal_pipe[0], F_SETFD, FD_CLOEXEC);
- fcntl(signal_pipe[1], F_SETFD, FD_CLOEXEC);
- fcntl(signal_pipe[1], F_SETFL, O_NONBLOCK);
+ close_on_exec_on(signal_pipe[0]);
+ close_on_exec_on(signal_pipe[1]);
+ ndelay_on(signal_pipe[1]);
signal(SIGUSR1, signal_handler);
signal(SIGUSR2, signal_handler);
signal(SIGTERM, signal_handler);
@@ -56,7 +56,7 @@ int udhcp_sp_fd_set(fd_set *rfds, int extra_fd)
FD_ZERO(rfds);
FD_SET(signal_pipe[0], rfds);
if (extra_fd >= 0) {
- fcntl(extra_fd, F_SETFD, FD_CLOEXEC);
+ close_on_exec_on(extra_fd);
FD_SET(extra_fd, rfds);
}
return signal_pipe[0] > extra_fd ? signal_pipe[0] : extra_fd;