1  /* List POSIX compilation environments for this libc.
       2     Copyright (C) 2012-2023 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     <https://www.gnu.org/licenses/>.  */
      18  
      19  #include <unistd.h>
      20  
      21  #define START_ENV_GROUP(VERSION)		\
      22    /* Empty.  */
      23  
      24  #define END_ENV_GROUP(VERSION)			\
      25    /* Empty.  */
      26  
      27  #define KNOWN_ABSENT_ENVIRONMENT(SC_PREFIX, ENV_PREFIX, SUFFIX)	\
      28    /* Empty.  */
      29  
      30  #define KNOWN_PRESENT_ENVIRONMENT(SC_PREFIX, ENV_PREFIX, SUFFIX)	\
      31    @@@PRESENT_##ENV_PREFIX##_##SUFFIX
      32  
      33  #define UNKNOWN_ENVIRONMENT(SC_PREFIX, ENV_PREFIX, SUFFIX)	\
      34    /* Empty.  */
      35  
      36  #include "posix-envs.def"
      37  
      38  #undef START_ENV_GROUP
      39  #undef END_ENV_GROUP
      40  #undef KNOWN_ABSENT_ENVIRONMENT
      41  #undef KNOWN_PRESENT_ENVIRONMENT
      42  #undef UNKNOWN_ENVIRONMENT