glibc/sysdeps/unix/sysv/linux/mips/dl-cache.h

73 lines
2.5 KiB
C

/* Support for reading /etc/ld.so.cache files written by Linux ldconfig.
Copyright (C) 2003-2016 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/>. */
#include <ldconfig.h>
#if ((defined __mips_nan2008 && !defined HAVE_MIPS_NAN2008) \
|| (!defined __mips_nan2008 && defined HAVE_MIPS_NAN2008))
# error "Configuration inconsistency: __mips_nan2008 != HAVE_MIPS_NAN2008, overridden CFLAGS?"
#endif
/* Redefine the cache ID for new ABIs and 2008 NaN support; legacy o32
keeps using the generic check. */
#ifdef __mips_nan2008
# if _MIPS_SIM == _ABIO32
# define _DL_CACHE_DEFAULT_ID (FLAG_MIPS_LIB32_NAN2008 | FLAG_ELF_LIBC6)
# elif _MIPS_SIM == _ABI64
# define _DL_CACHE_DEFAULT_ID (FLAG_MIPS64_LIBN64_NAN2008 | FLAG_ELF_LIBC6)
# elif _MIPS_SIM == _ABIN32
# define _DL_CACHE_DEFAULT_ID (FLAG_MIPS64_LIBN32_NAN2008 | FLAG_ELF_LIBC6)
# endif
#else
# if _MIPS_SIM == _ABI64
# define _DL_CACHE_DEFAULT_ID (FLAG_MIPS64_LIBN64 | FLAG_ELF_LIBC6)
# elif _MIPS_SIM == _ABIN32
# define _DL_CACHE_DEFAULT_ID (FLAG_MIPS64_LIBN32 | FLAG_ELF_LIBC6)
# endif
#endif
#ifdef _DL_CACHE_DEFAULT_ID
# define _dl_cache_check_flags(flags) \
((flags) == _DL_CACHE_DEFAULT_ID)
#endif
#define add_system_dir(dir) \
do \
{ \
size_t len = strlen (dir); \
char path[len + 3]; \
memcpy (path, dir, len + 1); \
if (len >= 6 \
&& (! memcmp (path + len - 6, "/lib64", 6) \
|| ! memcmp (path + len - 6, "/lib32", 6))) \
{ \
len -= 2; \
path[len] = '\0'; \
} \
add_dir (path); \
if (len >= 4 && ! memcmp (path + len - 4, "/lib", 4)) \
{ \
memcpy (path + len, "32", 3); \
add_dir (path); \
memcpy (path + len, "64", 3); \
add_dir (path); \
} \
} while (0)
#include_next <dl-cache.h>