src/libstddjb/fd_readv.c


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/* ISC license. */

#include <sys/uio.h>
#include <errno.h>

#include <skalibs/allreadwrite.h>

ssize_t fd_readv (int fd, struct iovec const *v, unsigned int vlen)
{
  int e = errno ;
  ssize_t r ;
  do r = readv(fd, v, vlen) ;
  while ((r == -1) && (errno == EINTR)) ;
  if (r >= 0) errno = e ;
  return r ;
}