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lib/libc/sys/w_write.c
31 строка
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guenther
Use a Thread Information Block in both single and multi-threaded programs.
07 май 2016, 22:05
07 май 2016, 22:05
fe38b55
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/* $OpenBSD: w_write.c,v 1.1 2016/05/07 19:05:22 guenther Exp $ */ /* * Copyright (c) 2015 Philip Guenther <guenther@openbsd.org> * * Permission to use, copy, modify, and distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */ #include <unistd.h> #include "cancel.h" ssize_t write(int fd, const void *buf, size_t nbytes) { ssize_t ret; ENTER_CANCEL_POINT(1); ret = HIDDEN(write)(fd, buf, nbytes); LEAVE_CANCEL_POINT(ret <= 0); return (ret); } DEF_CANCEL(write);