/* Test acquiring ownership of the slave side of a pseudo-terminal. Copyright (C) 2011-2024 Free Software Foundation, Inc. This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see . */ #include #include #include "signature.h" SIGNATURE_CHECK (grantpt, int, (int)); #include #include #include "macros.h" int main (void) { /* Test behaviour for invalid file descriptors. These calls don't fail on OpenBSD (with gnulib's replacement) and on musl libc. */ { int ret; errno = 0; ret = grantpt (-1); if (ret != 0) { ASSERT (ret == -1); ASSERT (errno == EBADF || errno == EINVAL /* seen on FreeBSD 6.4 */ || errno == 0 /* seen on Solaris 8 */ ); } } { int ret; close (99); errno = 0; ret = grantpt (99); if (ret != 0) { ASSERT (ret == -1); ASSERT (errno == EBADF || errno == EINVAL /* seen on FreeBSD 6.4 */ || errno == 0 /* seen on Solaris 8 */ ); } } return 0; }