minix/lib/other/writev.c
2005-07-11 13:06:27 +00:00

40 lines
558 B
C

#include <errno.h>
#include <stdio.h>
#include <sys/uio.h>
ssize_t writev(int fildes, const struct iovec *iov, int iovcnt)
{
#if DEBUG
fprintf(stderr, "bind: not implemented for fd %d\n", socket);
#endif
errno= ENOSYS;
return -1;
#if 0
int i, r;
char *p;
ssize_t l, sum;
/* We should buffer */
sum= 0;
for (i= 0; i<iovcnt; i++)
{
p= iov[i].iov_base;
l= iov[i].iov_len;
while (l > 0)
{
r= write(fildes, p, l);
if (r <= 0)
{
assert(sum == 0);
return r;
}
p += r;
l -= r;
sum += r;
}
}
return sum;
#endif
}