59 lines
1.6 KiB
C
59 lines
1.6 KiB
C
/* Test of <unistd.h> substitute.
|
|
Copyright (C) 2007, 2009-2025 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 <https://www.gnu.org/licenses/>. */
|
|
|
|
/* Written by Bruno Haible <bruno@clisp.org>, 2007. */
|
|
|
|
#include <config.h>
|
|
|
|
#include <unistd.h>
|
|
|
|
/* Check that NULL can be passed through varargs as a pointer type,
|
|
per POSIX 2008. */
|
|
static_assert (sizeof NULL == sizeof (void *));
|
|
|
|
/* Check that the various SEEK_* macros are defined. */
|
|
int sk[] = { SEEK_CUR, SEEK_END, SEEK_SET };
|
|
|
|
/* Check that the various *_FILENO macros are defined. */
|
|
#if ! (defined STDIN_FILENO \
|
|
&& (STDIN_FILENO + STDOUT_FILENO + STDERR_FILENO == 3))
|
|
# error "missing or broken *_FILENO macros"
|
|
#endif
|
|
|
|
#ifndef O_CLOEXEC
|
|
# error "O_CLOEXEC is not defined"
|
|
#endif
|
|
|
|
/* Check that the types are all defined. */
|
|
size_t t1;
|
|
ssize_t t2;
|
|
#ifdef TODO /* Not implemented in gnulib yet */
|
|
uid_t t3;
|
|
gid_t t4;
|
|
#endif
|
|
off_t t5;
|
|
pid_t t6;
|
|
#ifdef TODO
|
|
useconds_t t7;
|
|
intptr_t t8;
|
|
#endif
|
|
off64_t t9;
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
return 0;
|
|
}
|