From e92ee12893ca6320f5331384b2c2e8560ca9c88a Mon Sep 17 00:00:00 2001 From: Andrew Tridgell Date: Tue, 29 Aug 2000 05:07:08 +0000 Subject: [PATCH] make sure we don't chew too much CPU when the outgoing fd is full --- io.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/io.c b/io.c index b469d8be..2f4162cd 100644 --- a/io.c +++ b/io.c @@ -372,6 +372,7 @@ static void writefd_unbuffered(int fd,char *buf,int len) if (ret == -1 && (errno == EWOULDBLOCK || errno == EAGAIN)) { + msleep(1); continue; } @@ -463,6 +464,17 @@ void io_end_buffering(int fd) } } +/* some OSes have a bug where an exit causes the pending writes on + a socket to be flushed. Do an explicit shutdown to try to prevent this */ +void io_shutdown(void) +{ + if (multiplex_out_fd != -1) close(multiplex_out_fd); + if (io_error_fd != -1) close(io_error_fd); + multiplex_out_fd = -1; + io_error_fd = -1; +} + + static void writefd(int fd,char *buf,int len) { stats.total_written += len; -- 2.34.1