configure

   1 #!/usr/bin/env bash
   2 set -o pipefail -o errtrace -o nounset -o errexit
   3
   4 # Experimental script, please consult with dmarion@me.com before
   5 # submitting any changes
   6
   7 # defaults
   8 build_dir=.
   9 install_dir=/usr/local
  10 build_type=release
  11 src_dir="$(dirname "$(readlink -f "$0")")"
  12 host_arch=$(uname -m)
  13 arch=${host_arch}
  14 native_only=no
  15 wipe=no
  16 args=()
  17
  18 help()
  19 {
  20   cat << __EOF__
  21 VPP Build Configuration Script
  22
  23 USAGE: ${0} [options]
  24
  25 OPTIONS:
  26   --help, -h              This help
  27   --arch, -a              Cross-compile for specified target architecture (aarch64, riscv64, i386, ...)
  28   --build-dir, -b         Build directory
  29   --install-dir, -i       Install directory
  30   --build-type, -t        Build type (release, debug, ...)
  31   --native-only, -n       Only compile for Native CPU (no multiarch)
  32   --wipe, -w              Wipe whole repo (except startup.* files)
  33   --sanitize, -s          Enable sanitizer (mem)
  34 __EOF__
  35 }
  36
  37 while (( "$#" )); do
  38   case "$1" in
  39     -h|--help)
  40       help
  41       exit 1
  42       ;;
  43     -b|--build-dir)
  44       if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
  45         build_dir=$2
  46         shift 2
  47       else
  48         echo "Error: Argument for $1 is missing" >&2
  49         exit 1
  50       fi
  51       ;;
  52     -a|--arch)
  53       if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
  54         arch=$2
  55         shift 2
  56       else
  57         echo "Error: Argument for $1 is missing" >&2
  58         exit 1
  59       fi
  60       ;;
  61     -i|--install-dir)
  62       if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
  63         install_dir=$2
  64         shift 2
  65       else
  66         echo "Error: Argument for $1 is missing" >&2
  67         exit 1
  68       fi
  69       ;;
  70     -t|--build-type)
  71       if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
  72         build_type=$2
  73         shift 2
  74       else
  75         echo "Error: Argument for $1 is missing" >&2
  76         exit 1
  77       fi
  78       ;;
  79     -n|--native-only)
  80       native_only=yes
  81       shift 1
  82       ;;
  83     -w|--wipe)
  84       wipe=yes
  85       shift 1
  86       ;;
  87     -s|--sanitize)
  88       shift 1
  89       case "$1" in
  90         mem)
  91           shift 1
  92           args+=("-DVPP_ENABLE_SANITIZE_ADDR=ON")
  93           ;;
  94       esac
  95       ;;
  96     -*|--*=) # unsupported flags
  97       echo "Error: Unsupported flag $1" >&2
  98       exit 1
  99       ;;
 100     *) # preserve positional arguments
 101       PARAMS="$PARAMS $1"
 102       shift
 103       ;;
 104   esac
 105 done
 106
 107 if [ "${arch}" != "${host_arch}" ] ; then
 108   args+=("-DCMAKE_SYSTEM_NAME=Linux")
 109   args+=("-DCMAKE_SYSTEM_PROCESSOR=${arch}")
 110   args+=("-DCMAKE_C_COMPILER=clang")
 111   args+=("-DCMAKE_C_COMPILER_TARGET=${arch}-linux-gnu")
 112   args+=("-DCMAKE_ASM_COMPILER_TARGET=${arch}-linux-gnu")
 113   args+=("-DCMAKE_FIND_ROOT_PATH=/usr/${arch}-linux-gnu")
 114   args+=("-DCMAKE_FIND_ROOT_PATH_MODE_PROGRAM=NEVER")
 115   args+=("-DCMAKE_FIND_ROOT_PATH_MODE_LIBRARY=BOTH")
 116   args+=("-DCMAKE_FIND_ROOT_PATH_MODE_INCLUDE=BOTH")
 117   args+=("-DCMAKE_FIND_ROOT_PATH_MODE_PACKAGE=ONLY")
 118 fi
 119
 120 args+=("-DCMAKE_PREFIX_PATH=/opt/vpp/external/${arch}")
 121 args+=("-DCMAKE_EXPORT_COMPILE_COMMANDS:BOOL=ON")
 122 args+=("-DCMAKE_INSTALL_PREFIX=${install_dir}")
 123 args+=("-DCMAKE_BUILD_TYPE:STRING=${build_type}")
 124 [ "${native_only}" == "yes" ] && args+=("-DVPP_BUILD_NATIVE_ONLY:BOOL=ON")
 125
 126 [ "${wipe}" == "yes" ] && git clean -fdx --exclude=startup.\*
 127
 128 cmake ${args[@]} -G Ninja -S ${src_dir}/src -B ${build_dir}
 129
 130 cat << __EOF__
 131
 132   Useful build commands:
 133
 134   ninja                   Build VPP
 135   ninja set-build-type-*  Change build type to <debug|release|gcov|...>
 136   ninja config            Start build configuration TUI
 137   ninja run               Runs VPP using startup.conf in the build directory
 138   ninja debug             Runs VPP inside GDB using startup.conf in the build directory
 139   ninja pkg-deb           Create .deb packages
 140   ninja install           Install VPP to $install_dir
 141
 142 __EOF__