sysdeps/nacl/nacl-interface-table.c

   1 /* Define one NaCl interface table.
   2    Copyright (C) 2015 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 "nacl-interfaces.h"
  20
  21 #define PASTE(a, b)     PASTE_1 (a, b)
  22 #define PASTE_1(a, b)   a##b
  23 #define STRINGIFY(x)    STRINGIFY_1 (x)
  24 #define STRINGIFY_1(x)  #x
  25
  26 #if IS_IN (rtld) && PASTE (MODULE_, INTERFACE_MODULE) != MODULE_rtld
  27 # error "This interface is also needed in rtld."
  28 #endif
  29
  30 #define SECTION(which) \
  31   section ("nacl_"  STRINGIFY (INTERFACE_CATEGORY) "_interface_" #which)
  32
  33 static const struct nacl_interface PASTE (desc_, INTERFACE_TYPE)
  34   __attribute__ ((used, SECTION (names))) =
  35 {
  36   .table_size = sizeof (struct INTERFACE_TYPE),
  37   .namelen = sizeof INTERFACE_STRING,
  38   .name = INTERFACE_STRING
  39 };
  40
  41 struct INTERFACE_TYPE PASTE (__, INTERFACE_TYPE)
  42   __attribute__ ((SECTION (tables)));
  43 PASTE (INTERFACE_MODULE, _hidden_data_def) (PASTE (__, INTERFACE_TYPE))