diff options
Diffstat (limited to 'infrastructure/m4/ac_cxx_exceptions.m4')
-rw-r--r-- | infrastructure/m4/ac_cxx_exceptions.m4 | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/infrastructure/m4/ac_cxx_exceptions.m4 b/infrastructure/m4/ac_cxx_exceptions.m4 new file mode 100644 index 00000000..4c3013dc --- /dev/null +++ b/infrastructure/m4/ac_cxx_exceptions.m4 @@ -0,0 +1,24 @@ +dnl @synopsis AC_CXX_EXCEPTIONS +dnl +dnl If the C++ compiler supports exceptions handling (try, throw and +dnl catch), define HAVE_EXCEPTIONS. +dnl +dnl @category Cxx +dnl @author Todd Veldhuizen +dnl @author Luc Maisonobe <luc@spaceroots.org> +dnl @version 2004-02-04 +dnl @license AllPermissive + +AC_DEFUN([AC_CXX_EXCEPTIONS], +[AC_CACHE_CHECK(whether the compiler supports exceptions, +ac_cv_cxx_exceptions, +[AC_LANG_SAVE + AC_LANG_CPLUSPLUS + AC_TRY_COMPILE(,[try { throw 1; } catch (int i) { return i; }], + ac_cv_cxx_exceptions=yes, ac_cv_cxx_exceptions=no) + AC_LANG_RESTORE +]) +if test "$ac_cv_cxx_exceptions" = yes; then + AC_DEFINE(HAVE_EXCEPTIONS,,[define if the compiler supports exceptions]) +fi +]) |