#!/bin/sh

print_help()
{
  echo "Usage: mruby-config [switches]"
  echo "  switches:"
  echo "  --cc                        print C compiler name"
  echo "  --cflags                    print flags passed to C compiler"
  echo "  --cxx                       print C++ compiler name"
  echo "  --cxxflags                  print flags passed to C++ compiler"
  echo "  --as                        print assembler name"
  echo "  --asflags                   print flags passed to assembler"
  echo "  --objc                      print Objective C compiler name"
  echo "  --objcflags                 print flags passed to Objective C compiler"
  echo "  --ld                        print linker name"
  echo "  --ldflags                   print flags passed to linker"
  echo "  --ldflags-before-libs       print flags passed to linker before linked libraries"
  echo "  --libs                      print linked libraries"
  echo "  --libmruby-path             print libmruby path"
  echo "  --help                      print this help"
  exit 0
}

if [ $# -eq 0 ]; then
   print_help
fi

while [ $# -gt 0 ]; do
  case $1 in
    --cc) echo MRUBY_CC;;
    --cflags) echo MRUBY_CFLAGS;;
    --cxx) echo MRUBY_CXX;;
    --cxxflags) echo MRUBY_CXXFLAGS;;
    --as) echo MRUBY_AS;;
    --asflags) echo MRUBY_ASFLAGS;;
    --objc) echo MRUBY_OBJC;;
    --objcflags) echo MRUBY_OBJCFLAGS;;
    --ld) echo MRUBY_LD;;
    --ldflags) echo MRUBY_LDFLAGS;;
    --ldflags-before-libs) echo MRUBY_LDFLAGS_BEFORE_LIBS;;
    --libs) echo MRUBY_LIBS;;
    --libmruby-path) echo MRUBY_LIBMRUBY_PATH;;
    *) print_help;;
  esac
  shift
done