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2009-05-21 21:09:30 +00:00

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dnl @synopsis AC_ADD_CXXFLAGS
dnl
dnl Add the given option to CXXFLAGS, if it doesn't break the compiler
AC_DEFUN([AC_ADD_CXXFLAGS],
[AC_MSG_CHECKING([if $CXX accepts $1])
ac_add_cxxflags__old_cxxflags="$CXXFLAGS"
CXXFLAGS="$CXXFLAGS $1"
AC_TRY_LINK([
#include <cstdio>
],
[puts("Hello, World!"); return 0;],
AC_MSG_RESULT([yes]),
AC_MSG_RESULT([no])
CXXFLAGS="$ac_add_cxxflags__old_cxxflags"
)
])# AC_ADD_CXXFLAGS