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| author | Denys Vlasenko | 2010-03-26 10:09:34 +0100 |
|---|---|---|
| committer | Denys Vlasenko | 2010-03-26 10:09:34 +0100 |
| commit | 385b4562e39e373761fd62b0990dce02ff96661f (patch) | |
| tree | 5446c10cd8fbde102f59705a9c0419227707c520 /networking/udhcp/signalpipe.c | |
| parent | 968951fd0ced7d0d4b81c0ee4466eada93ae4128 (diff) | |
| download | busybox-385b4562e39e373761fd62b0990dce02ff96661f.zip busybox-385b4562e39e373761fd62b0990dce02ff96661f.tar.gz | |
udhcp: cosmetic cleanups; one case of s/full_read/xread/
function old new delta
dumpleases_main 632 623 -9
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking/udhcp/signalpipe.c')
| -rw-r--r-- | networking/udhcp/signalpipe.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/networking/udhcp/signalpipe.c b/networking/udhcp/signalpipe.c index c181e0e..6355c5e 100644 --- a/networking/udhcp/signalpipe.c +++ b/networking/udhcp/signalpipe.c @@ -1,6 +1,5 @@ /* vi: set sw=4 ts=4: */ -/* signalpipe.c - * +/* * Signal pipe infrastructure. A reliable way of delivering signals. * * Russ Dill <Russ.Dill@asu.edu> December 2003 @@ -19,10 +18,9 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ - #include "common.h" - +/* Global variable: we access it from signal handler */ static struct fd_pair signal_pipe; static void signal_handler(int sig) @@ -32,7 +30,6 @@ static void signal_handler(int sig) bb_perror_msg("can't send signal"); } - /* Call this before doing anything else. Sets up the socket pair * and installs the signal handler */ void FAST_FUNC udhcp_sp_setup(void) @@ -49,7 +46,6 @@ void FAST_FUNC udhcp_sp_setup(void) , signal_handler); } - /* Quick little function to setup the rfds. Will return the * max_fd for use with select. Limited in that you can only pass * one extra fd */ @@ -64,7 +60,6 @@ int FAST_FUNC udhcp_sp_fd_set(fd_set *rfds, int extra_fd) return signal_pipe.rd > extra_fd ? signal_pipe.rd : extra_fd; } - /* Read a signal from the signal pipe. Returns 0 if there is * no signal, -1 on error (and sets errno appropriately), and * your signal on success */ |