strbuf_grow(sb, hint ? hint : 8192);
for (;;) {
- ssize_t cnt;
+ ssize_t want = sb->alloc - sb->len - 1;
+ ssize_t got = read_in_full(fd, sb->buf + sb->len, want);
- cnt = xread(fd, sb->buf + sb->len, sb->alloc - sb->len - 1);
- if (cnt < 0) {
+ if (got < 0) {
if (oldalloc == 0)
strbuf_release(sb);
else
strbuf_setlen(sb, oldlen);
return -1;
}
- if (!cnt)
+ sb->len += got;
+ if (got < want)
break;
- sb->len += cnt;
strbuf_grow(sb, 8192);
}