glibc/elf/tst-glibc-hwcaps-2-cache.c

46 lines
1.8 KiB
C

/* Wrapper to invoke tst-glibc-hwcaps-2 in a container to test ldconfig.
Copyright (C) 2021-2022 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/>. */
/* This program is just a wrapper that runs ldconfig followed by
tst-glibc-hwcaps-2. The actual test is provided via an
implementation in a sysdeps subdirectory. */
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <support/support.h>
#include <support/capture_subprocess.h>
int
main (int argc, char **argv)
{
/* Run ldconfig to populate the cache. */
char *command = xasprintf ("%s/ldconfig", support_install_rootsbindir);
struct support_capture_subprocess result =
support_capture_subprogram (command, &((char *) { NULL }));
support_capture_subprocess_check (&result, "ldconfig", 0, sc_allow_none);
free (command);
/* Reuse tst-glibc-hwcaps. Since this code is running in a
container, we can launch it directly. */
char *path = xasprintf ("%s/elf/tst-glibc-hwcaps-2", support_objdir_root);
execv (path, argv);
printf ("error: execv of %s failed: %m\n", path);
return 1;
}