newlib-cygwin/newlib/libc/sys/go32/writev.c

32 lines
872 B
C

/* This is file WRITEV.C */
/*
** Copyright (C) 1991 DJ Delorie, 24 Kirsten Ave, Rochester NH 03867-2954
**
** This file is distributed under the terms listed in the document
** "copying.dj", available from DJ Delorie at the address above.
** A copy of "copying.dj" should accompany this file; if not, a copy
** should be available from where this file was obtained. This file
** may not be distributed without a verbatim copy of "copying.dj".
**
** This file is distributed WITHOUT ANY WARRANTY; without even the implied
** warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
*/
#include <sys/types.h>
#include <sys/uio.h>
writev(int handle, struct iovec *iov, int count)
{
unsigned long r, t=0;
while (count)
{
r = write(handle, iov->iov_base, iov->iov_len);
if (r < 0)
return r;
t += r;
iov++;
count--;
}
return t;
}