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.
 
 
 
 
 
 

18 lines
798 B

dnl Copyright (c) 2013-2014 The Starwels developers
dnl Distributed under the MIT software license, see the accompanying
dnl file COPYING or http://www.opensource.org/licenses/mit-license.php.
dnl STARWELS_SUBDIR_TO_INCLUDE([CPPFLAGS-VARIABLE-NAME],[SUBDIRECTORY-NAME],[HEADER-FILE])
dnl SUBDIRECTORY-NAME must end with a path separator
AC_DEFUN([STARWELS_SUBDIR_TO_INCLUDE],[
if test "x$2" = "x"; then
AC_MSG_RESULT([default])
else
echo "#include <$2$3.h>" >conftest.cpp
newinclpath=`${CXXCPP} ${CPPFLAGS} -M conftest.cpp 2>/dev/null | [ tr -d '\\n\\r\\\\' | sed -e 's/^.*[[:space:]:]\(\/[^[:space:]]*\)]$3[\.h[[:space:]].*$/\1/' -e t -e d`]
AC_MSG_RESULT([${newinclpath}])
if test "x${newinclpath}" != "x"; then
eval "$1=\"\$$1\"' -I${newinclpath}'"
fi
fi
])