nuclear@28: #!/bin/sh
nuclear@28: 
nuclear@28: opt=false
nuclear@28: dbg=true
nuclear@57: profiling=false
nuclear@28: 
nuclear@28: while [ $# -gt 0 ]; do
nuclear@28: 	case $1 in
nuclear@28: 	--prefix=*)
nuclear@28: 		PREFIX=`echo $1 | sed 's/--prefix=//'`
nuclear@28: 		;;
nuclear@28: 	--enable-*)
nuclear@57: 		export `echo $1 | sed 's/--enable-//'`=true
nuclear@28: 		;;
nuclear@28: 	--disable-*)
nuclear@57: 		export `echo $1 | sed 's/--disable-//'`=false
nuclear@28: 		;;
nuclear@28: 	esac
nuclear@28: 	shift
nuclear@28: done
nuclear@28: 
nuclear@28: echo '# Generated makefile, do not edit' >Makefile
nuclear@28: echo "PREFIX = $PREFIX" >>Makefile
nuclear@28: if $opt; then
nuclear@28: 	echo 'opt = -O3 -ffast-math' >>Makefile
nuclear@28: fi
nuclear@28: if $dbg; then
nuclear@28: 	echo 'dbg = -g' >>Makefile
nuclear@28: fi
nuclear@57: if $profiling; then
nuclear@57: 	echo 'prof = -pg' >>Makefile
nuclear@57: fi
nuclear@28: 
nuclear@28: # determine the C++11 flags we need to pass to the C++ compiler
nuclear@28: if [ -z "$CXX" ]; then
nuclear@28: 	CXX=c++
nuclear@28: fi
nuclear@28: 
nuclear@28: verstr=`$CXX --version`
nuclear@28: if echo "$verstr" | grep LLVM; then
nuclear@30: 	if echo | $CXX -c -x c++ -o /dev/null -std=c++11 - >/dev/null 2>&1; then
nuclear@28: 		cxxflags11='-std=c++11 -stdlib=libc++'
nuclear@28: 		ldflags11='-stdlib=libc++'
nuclear@28: 	fi
nuclear@28: else
nuclear@30: 	if echo | $CXX -c -x c++ -o /dev/null -std=c++11 - >/dev/null 2>&1; then
nuclear@28: 		cxxflags11='-std=c++11'
nuclear@30: 	elif echo | $CXX -c -x c++ -o /dev/null -std=c++0x - >/dev/null 2>&1; then
nuclear@28: 		cxxflags11='-std=c++0x'
nuclear@28: 	fi
nuclear@28: fi
nuclear@28: if [ -z "$cxxflags11" ]; then
nuclear@28: 	echo 'Failed to find C++11 capable compiler.'
nuclear@28: fi
nuclear@28: 
nuclear@28: echo "cxx11_cflags = $cxxflags11" >>Makefile
nuclear@28: if [ -n "$ldflags11" ]; then
nuclear@28: 	echo "cxx11_ldflags = $ldflags11" >>Makefile
nuclear@28: fi
nuclear@28: 
nuclear@28: cat Makefile.in >>Makefile