diff options
author | Reuben Thomas <rrt@sc3d.org> | 2009-08-06 22:39:54 +0100 |
---|---|---|
committer | Reuben Thomas <rrt@sc3d.org> | 2009-08-06 22:39:54 +0100 |
commit | 3ea011f8cd6c4c47bdd8e9779169efe2ad05caa6 (patch) | |
tree | b985d888c9fc54bb8bbf7a7b7b6c3178fc58bb11 /m4/ax_cxx_have_std.m4 | |
parent | 2ff01bdb018a1a1bc9e5800314d70e06972192cc (diff) | |
download | autoconf-archive-3ea011f8cd6c4c47bdd8e9779169efe2ad05caa6.tar.gz |
Rename AC_ prefixes to AX_ (only in names of aa macros!).
Diffstat (limited to 'm4/ax_cxx_have_std.m4')
-rw-r--r-- | m4/ax_cxx_have_std.m4 | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/m4/ax_cxx_have_std.m4 b/m4/ax_cxx_have_std.m4 new file mode 100644 index 0000000..de09307 --- /dev/null +++ b/m4/ax_cxx_have_std.m4 @@ -0,0 +1,42 @@ +# =========================================================================== +# http://www.nongnu.org/autoconf-archive/ax_cxx_have_std.html +# =========================================================================== +# +# SYNOPSIS +# +# AX_CXX_HAVE_STD +# +# DESCRIPTION +# +# If the compiler supports ISO C++ standard library (i.e., can include the +# files iostream, map, iomanip and cmath), define HAVE_STD. +# +# 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. + +AC_DEFUN([AX_CXX_HAVE_STD], +[AC_CACHE_CHECK(whether the compiler supports ISO C++ standard library, +ac_cv_cxx_have_std, +[AC_REQUIRE([AC_CXX_NAMESPACES]) + AC_LANG_SAVE + AC_LANG_CPLUSPLUS + AC_TRY_COMPILE([#include <iostream> +#include <map> +#include <iomanip> +#include <cmath> +#ifdef HAVE_NAMESPACES +using namespace std; +#endif],[return 0;], + ac_cv_cxx_have_std=yes, ac_cv_cxx_have_std=no) + AC_LANG_RESTORE +]) +if test "$ac_cv_cxx_have_std" = yes; then + AC_DEFINE(HAVE_STD,,[define if the compiler supports ISO C++ standard library]) +fi +]) |