git / moonbite-core / build-aux/m4/bitcoin_subdir_to_include.m4 · raw

dnl Copyright (c) 2013-2014 The Bitcoin Core developersdnl Distributed under the MIT software license, see the accompanyingdnl file COPYING or http://www.opensource.org/licenses/mit-license.php.dnl BITCOIN_SUBDIR_TO_INCLUDE([CPPFLAGS-VARIABLE-NAME],[SUBDIRECTORY-NAME],[HEADER-FILE])dnl SUBDIRECTORY-NAME must end with a path separatorAC_DEFUN([BITCOIN_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])