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

   1 /* Support for reading /etc/ld.so.cache files written by Linux ldconfig.
   2    Copyright (C) 2003, 2007 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library.  If not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <ldconfig.h>
  20
  21 /* Redefine the cache ID for new ABIs; o32 keeps using the generic check.  */
  22 #if _MIPS_SIM == _ABI64
  23 # define _DL_CACHE_DEFAULT_ID   (FLAG_MIPS64_LIBN64 | FLAG_ELF_LIBC6)
  24 #elif _MIPS_SIM == _ABIN32
  25 # define _DL_CACHE_DEFAULT_ID   (FLAG_MIPS64_LIBN32 | FLAG_ELF_LIBC6)
  26 #endif
  27
  28 #ifdef _DL_CACHE_DEFAULT_ID
  29 # define _dl_cache_check_flags(flags) \
  30   ((flags) == _DL_CACHE_DEFAULT_ID)
  31 #endif
  32
  33 #define add_system_dir(dir) \
  34   do                                                            \
  35     {                                                           \
  36       size_t len = strlen (dir);                                \
  37       char path[len + 3];                                       \
  38       memcpy (path, dir, len + 1);                              \
  39       if (len >= 6                                              \
  40           && (! memcmp (path + len - 6, "/lib64", 6)            \
  41               || ! memcmp (path + len - 6, "/lib32", 6)))       \
  42         {                                                       \
  43           len -= 2;                                             \
  44           path[len] = '\0';                                     \
  45         }                                                       \
  46       add_dir (path);                                           \
  47       if (len >= 4 && ! memcmp (path + len - 4, "/lib", 4))     \
  48         {                                                       \
  49           memcpy (path + len, "32", 3);                         \
  50           add_dir (path);                                       \
  51           memcpy (path + len, "64", 3);                         \
  52           add_dir (path);                                       \
  53         }                                                       \
  54     } while (0)
  55
  56 #include_next <dl-cache.h>