1 #!/bin/sh

2

3 opt=false

4 dbg=true

5 profiling=false

6

7 while [ $# -gt 0 ]; do

8 case $1 in

9 --prefix=*)

10 PREFIX=`echo $1 | sed 's/--prefix=//'`

11 ;;

12 --enable-*)

13 export `echo $1 | sed 's/--enable-//'`=true

14 ;;

15 --disable-*)

16 export `echo $1 | sed 's/--disable-//'`=false

17 ;;

18 esac

19 shift

20 done

21

22 echo '# Generated makefile, do not edit' >Makefile

23 echo "PREFIX = $PREFIX" >>Makefile

24 if $opt; then

25 echo 'opt = -O3 -ffast-math' >>Makefile

26 fi

27 if $dbg; then

28 echo 'dbg = -g' >>Makefile

29 fi

30 if $profiling; then

31 echo 'prof = -pg' >>Makefile

32 fi

33

34 # determine the C++11 flags we need to pass to the C++ compiler

35 if [ -z "$CXX" ]; then

36 CXX=c++

37 fi

38

39 verstr=`$CXX --version`

40 if echo "$verstr" | grep LLVM; then

41 if echo | $CXX -c -x c++ -o /dev/null -std=c++11 - >/dev/null 2>&1; then

42 cxxflags11='-std=c++11 -stdlib=libc++'

43 ldflags11='-stdlib=libc++'

44 fi

45 else

46 if echo | $CXX -c -x c++ -o /dev/null -std=c++11 - >/dev/null 2>&1; then

47 cxxflags11='-std=c++11'

48 elif echo | $CXX -c -x c++ -o /dev/null -std=c++0x - >/dev/null 2>&1; then

49 cxxflags11='-std=c++0x'

50 fi

51 fi

52 if [ -z "$cxxflags11" ]; then

53 echo 'Failed to find C++11 capable compiler.'

54 fi

55

56 echo "cxx11_cflags = $cxxflags11" >>Makefile

57 if [ -n "$ldflags11" ]; then

58 echo "cxx11_ldflags = $ldflags11" >>Makefile

59 fi

60

61 cat Makefile.in >>Makefile