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- # ============================================================================
- # https://www.gnu.org/software/autoconf-archive/ax_cxx_member_constants.html
- # ============================================================================
- #
- # SYNOPSIS
- #
- # AX_CXX_MEMBER_CONSTANTS
- #
- # DESCRIPTION
- #
- # If the compiler supports member constants, define HAVE_MEMBER_CONSTANTS.
- #
- # LICENSE
- #
- # Copyright (c) 2008 Todd Veldhuizen
- # Copyright (c) 2008 Luc Maisonobe <luc@spaceroots.org>
- #
- # Copying and distribution of this file, with or without modification, are
- # permitted in any medium without royalty provided the copyright notice
- # and this notice are preserved. This file is offered as-is, without any
- # warranty.
-
- #serial 7
-
- AU_ALIAS([AC_CXX_MEMBER_CONSTANTS], [AX_CXX_MEMBER_CONSTANTS])
- AC_DEFUN([AX_CXX_MEMBER_CONSTANTS],
- [AC_CACHE_CHECK(whether the compiler supports member constants,
- ax_cv_cxx_member_constants,
- [AC_LANG_SAVE
- AC_LANG_CPLUSPLUS
- AC_TRY_COMPILE([class C {public: static const int i = 0;}; const int C::i;],
- [return C::i;],
- ax_cv_cxx_member_constants=yes, ax_cv_cxx_member_constants=no)
- AC_LANG_RESTORE
- ])
- if test "$ax_cv_cxx_member_constants" = yes; then
- AC_DEFINE(HAVE_MEMBER_CONSTANTS,,[define if the compiler supports member constants])
- fi
- ])
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