glibc/support/xdlfcn.h
Paul Pluzhnikov 1cc9e59a93 Implement xdlopen, xdlsym and xdlclose routines which terminate test
program with appropriate message if the corresponding dlfcn.h routine
returns an error.

Use them in stdlib/tst-tls-atexit.c
2017-09-20 19:37:45 -07:00

35 lines
1.2 KiB
C

/* Support functionality for using dlopen/dlclose/dlsym.
Copyright (C) 2017 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
<http://www.gnu.org/licenses/>. */
#ifndef SUPPORT_DLOPEN_H
#define SUPPORT_DLOPEN_H
#include <dlfcn.h>
__BEGIN_DECLS
/* Each of these terminates process on failure with relevant error message. */
void *xdlopen (const char *filename, int flags);
void *xdlsym (void *handle, const char *symbol);
void xdlclose (void *handle);
__END_DECLS
#endif /* SUPPORT_DLOPEN_H */