- int n = 0;
-
- while (n < size) {
- int ret = xread(fd, buffer + n, size - n);
- if (ret < 0)
- die("read error (%s)", strerror(errno));
- if (!ret)
- die("unexpected EOF");
- n += ret;
- }
+ ssize_t ret = read_in_full(fd, buffer, size);
+ if (ret < 0)
+ die("read error (%s)", strerror(errno));
+ else if (ret < size)
+ die("The remote end hung up unexpectedly");