int istream::ugetch(int ch) { int ret = acl_vstream_ungetc(stream_, ch); if (ret == ACL_VSTREAM_EOF) eof_ = true; return ret; }
int istream::ugetch(int ch) { int ret = acl_vstream_ungetc(stream_, ch); if (ret == ACL_VSTREAM_EOF) CHECK_ERROR(errno); return ret; }