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thodg/libiconv/m4/stdbool.m4

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  • Author : Bruno Haible
    Date : 2005-05-19 17:14:19
    Hash : 45bd190c
    Message : Update FSF postal address.

  • m4/stdbool.m4
  • # Check for stdbool.h that conforms to C99.
    
    # Copyright (C) 2002-2003 Free Software Foundation, Inc.
    
    # This program is free software; you can redistribute it and/or modify
    # it under the terms of the GNU General Public License as published by
    # the Free Software Foundation; either version 2, or (at your option)
    # any later version.
    
    # This program 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 General Public License for more details.
    
    # You should have received a copy of the GNU General Public License
    # along with this program; if not, write to the Free Software
    # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
    # USA.
    
    # Prepare for substituting <stdbool.h> if it is not supported.
    
    AC_DEFUN([AM_STDBOOL_H],
    [
      AC_REQUIRE([AC_HEADER_STDBOOL])
    
      # Define two additional variables used in the Makefile substitution.
    
      if test "$ac_cv_header_stdbool_h" = yes; then
        STDBOOL_H=''
      else
        STDBOOL_H='stdbool.h'
      fi
      AC_SUBST([STDBOOL_H])
    
      if test "$ac_cv_type__Bool" = yes; then
        HAVE__BOOL=1
      else
        HAVE__BOOL=0
      fi
      AC_SUBST([HAVE__BOOL])
    ])