glibc/support/tst-xdirent.c
Florian Weimer 3b1d321776 support: Add <support/xdirent.h>
Use static functions for readdir/readdir_r, so that
-D_FILE_OFFSET_BITS=64 does not improperly redirect calls to the wrong
implementation.

Reviewed-by: DJ Delorie <dj@redhat.com>
2024-09-05 12:05:32 +02:00

77 lines
2.0 KiB
C

/* Compile test for error-checking wrappers for <dirent.h>
Copyright (C) 2024 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <support/xdirent.h>
#include <libc-diag.h>
#include <support/check.h>
#include <unistd.h>
static int
do_test (void)
{
{
DIR *d = xopendir (".");
struct dirent *e = xreaddir (d);
/* Assume that the "." special entry always comes first. */
TEST_COMPARE_STRING (e->d_name, ".");
while (xreaddir (d) != NULL)
;
xclosedir (d);
}
{
DIR *d = xopendir (".");
struct dirent64 *e = xreaddir64 (d);
TEST_COMPARE_STRING (e->d_name, ".");
while (xreaddir64 (d) != NULL)
;
xclosedir (d);
}
/* The functions readdir_r, readdir64_r were deprecated in glibc 2.24. */
DIAG_PUSH_NEEDS_COMMENT;
DIAG_IGNORE_NEEDS_COMMENT (4.9, "-Wdeprecated-declarations");
{
DIR *d = xopendir (".");
struct dirent buf = { 0, };
TEST_VERIFY (xreaddir_r (d, &buf));
TEST_COMPARE_STRING (buf.d_name, ".");
while (xreaddir_r (d, &buf))
;
xclosedir (d);
}
{
DIR *d = xopendir (".");
struct dirent64 buf = { 0, };
TEST_VERIFY (xreaddir64_r (d, &buf));
TEST_COMPARE_STRING (buf.d_name, ".");
while (xreaddir64_r (d, &buf))
;
xclosedir (d);
}
DIAG_POP_NEEDS_COMMENT;
return 0;
}
#include <support/test-driver.c>