You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 

17 lines
383 B

dnl based on http://www.gnu.org/software/ac-archive/htmldoc/ac_check_cc_opt.html
dnl from Guido Draheim <guidod@gmx.de>
AC_DEFUN([AC_CHECK_CXX_FLAG],
[AC_MSG_CHECKING([whether ${CXX} accepts $1])
echo 'int main(){}' > conftest.c
if test -z "`${CXX} $1 -o conftest conftest.c 2>&1`"; then
$2="${$2} $1"
echo "yes"
else
echo "no"
$3
fi
dnl echo "$2=${$2}"
rm -f conftest*
])