CopyFileRangeRlimitFsize
sig_atomic_t CopyFileRangeRlimitFsize::s_sigxfsz = 0;
CopyFileRangeRlimitFsize::s_sigxfsz = 1;
TEST_F(CopyFileRangeRlimitFsize, signal)
TEST_F(CopyFileRangeRlimitFsize, truncate)