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73 lines
2.5 KiB
C
73 lines
2.5 KiB
C
/* Support for reading /etc/ld.so.cache files written by Linux ldconfig.
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Copyright (C) 2003-2020 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library. If not, see
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<https://www.gnu.org/licenses/>. */
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#include <ldconfig.h>
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#if ((defined __mips_nan2008 && !defined HAVE_MIPS_NAN2008) \
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|| (!defined __mips_nan2008 && defined HAVE_MIPS_NAN2008))
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# error "Configuration inconsistency: __mips_nan2008 != HAVE_MIPS_NAN2008, overridden CFLAGS?"
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#endif
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/* Redefine the cache ID for new ABIs and 2008 NaN support; legacy o32
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keeps using the generic check. */
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#ifdef __mips_nan2008
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# if _MIPS_SIM == _ABIO32
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# define _DL_CACHE_DEFAULT_ID (FLAG_MIPS_LIB32_NAN2008 | FLAG_ELF_LIBC6)
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# elif _MIPS_SIM == _ABI64
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# define _DL_CACHE_DEFAULT_ID (FLAG_MIPS64_LIBN64_NAN2008 | FLAG_ELF_LIBC6)
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# elif _MIPS_SIM == _ABIN32
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# define _DL_CACHE_DEFAULT_ID (FLAG_MIPS64_LIBN32_NAN2008 | FLAG_ELF_LIBC6)
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# endif
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#else
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# if _MIPS_SIM == _ABI64
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# define _DL_CACHE_DEFAULT_ID (FLAG_MIPS64_LIBN64 | FLAG_ELF_LIBC6)
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# elif _MIPS_SIM == _ABIN32
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# define _DL_CACHE_DEFAULT_ID (FLAG_MIPS64_LIBN32 | FLAG_ELF_LIBC6)
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# endif
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#endif
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#ifdef _DL_CACHE_DEFAULT_ID
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# define _dl_cache_check_flags(flags) \
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((flags) == _DL_CACHE_DEFAULT_ID)
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#endif
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#define add_system_dir(dir) \
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do \
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{ \
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size_t len = strlen (dir); \
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char path[len + 3]; \
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memcpy (path, dir, len + 1); \
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if (len >= 6 \
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&& (! memcmp (path + len - 6, "/lib64", 6) \
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|| ! memcmp (path + len - 6, "/lib32", 6))) \
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{ \
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len -= 2; \
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path[len] = '\0'; \
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} \
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add_dir (path); \
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if (len >= 4 && ! memcmp (path + len - 4, "/lib", 4)) \
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{ \
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memcpy (path + len, "32", 3); \
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add_dir (path); \
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memcpy (path + len, "64", 3); \
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add_dir (path); \
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} \
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} while (0)
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#include_next <dl-cache.h>
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