File: send.c

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glibc 2.36-8
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/* Copyright (C) 2001-2002 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

   The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

   The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, write to the Free
   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
   02111-1307 USA.  */

#include <sys/socket.h>
#include <sysdep.h>
#include <sysdep-cancel.h>

extern ssize_t __syscall_sendto (int fd, __const __ptr_t buf,
		                 size_t n, int flags,
				 __CONST_SOCKADDR_ARG addr,
				 socklen_t addrlen);
libc_hidden_proto (__syscall_sendto)

/* Send N bytes of BUF to socket FD.
   Return the number of bytes sent or -1.  */

ssize_t
__libc_send (int fd, const void *buf, size_t n, int flags)
{
  if (SINGLE_THREAD_P)
    return INLINE_SYSCALL (sendto, 6, fd, buf, n, flags, NULL, 0);

  int oldtype = LIBC_CANCEL_ASYNC ();
  int result = INLINE_SYSCALL (sendto, 6, fd, buf, n, flags, NULL, 0);
  LIBC_CANCEL_RESET (oldtype);
  return result;
}

weak_alias (__libc_send, __send)
libc_hidden_weak (__send)

weak_alias (__send, send)