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ac_cxx_exceptions

Download the M4 Source.

Synopsis

AC_CXX_EXCEPTIONS

Version

1.1.1.1 (2001/07/26)     C++_Support @ ac-archive-0.5.39

Author

Luc Maisonobe

Description

If the C++ compiler supports exceptions handling (try, throw and catch), define HAVE_EXCEPTIONS.

M4 Source Code
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
])