user/configure

   1 #!/bin/bash
   2
   3 prefix=/usr/local
   4 kerneldir=/lib/modules/$(uname -r)/build
   5 cc=gcc
   6 ld=ld
   7 objcopy=objcopy
   8 ar=ar
   9 arch=`uname -m | sed -e s/i.86/i386/`
  10 processor="$arch"
  11 cross_prefix=
  12
  13 usage() {
  14     cat <<-EOF
  15         Usage: $0 [options]
  16
  17         Options include:
  18             --arch=ARCH            architecture to compile for ($arch)
  19             --cross-prefix=PREFIX  cross compiler prefix
  20             --cc=CC                c compiler to use ($cc)
  21             --ld=LD                ld linker to use ($ld)
  22             --prefix=PREFIX        where to install things ($prefix)
  23             --kerneldir=DIR        kernel build directory for kvm.h ($kerneldir)
  24 EOF
  25     exit 1
  26 }
  27
  28 while [[ "$1" = -* ]]; do
  29     opt="$1"; shift
  30     arg=
  31     if [[ "$opt" = *=* ]]; then
  32         arg="${opt#*=}"
  33         opt="${opt%%=*}"
  34     fi
  35     case "$opt" in
  36         --prefix)
  37             prefix="$arg"
  38             ;;
  39         --kerneldir)
  40             kerneldir="$arg"
  41             ;;
  42         --arch)
  43             arch="$arg"
  44             ;;
  45         --processor)
  46             processor="$arg"
  47             ;;
  48         --cross-prefix)
  49             cross_prefix="$arg"
  50             ;;
  51         --cc)
  52             cc="$arg"
  53             ;;
  54         --ld)
  55             ld="$arg"
  56             ;;
  57         --help)
  58             usage
  59             ;;
  60         *)
  61             usage
  62             ;;
  63     esac
  64 done
  65
  66 cat <<EOF > config.mak
  67 PREFIX=$prefix
  68 KERNELDIR=$(readlink -f $kerneldir)
  69 ARCH=$arch
  70 PROCESSOR=$processor
  71 CC=$cross_prefix$cc
  72 LD=$cross_prefix$ld
  73 OBJCOPY=$cross_prefix$objcopy
  74 AR=$cross_prefix$ar
  75 EOF