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 platform=default
   9 build_dir=.
  10 install_dir=/usr/local
  11 build_type=release
  12 src_dir="$(dirname "$(readlink -f "$0")")"
  13 host_arch=$(uname -m)
  14 arch=${host_arch}
  15 native_only=no
  16 wipe=no
  17 args=()
  18
  19 help()
  20 {
  21   cat << __EOF__
  22 VPP Build Configuration Script
  23
  24 USAGE: ${0} [options]
  25
  26 OPTIONS:
  27   --help, -h              This help
  28   --arch, -a              Cross-compile for specified target architecture (aarch64, riscv64, i386, ...)
  29   --build-dir, -b         Build directory
  30   --install-dir, -i       Install directory
  31   --build-type, -t        Build type (release, debug, ...)
  32   --native-only, -n       Only compile for Native CPU (no multiarch)
  33   --wipe, -w              Wipe whole repo (except startup.* files)
  34   --sanitize, -s          Enable sanitizer (mem)
  35   --platform, -p          Specify target platform
  36   --option, -o            Enable specific VPP options (fib8, fib16)
  37 __EOF__
  38 }
  39
  40 while (( "$#" )); do
  41   case "$1" in
  42     -h|--help)
  43       help
  44       exit 1
  45       ;;
  46     -b|--build-dir)
  47       if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
  48         build_dir=$2
  49         shift 2
  50       else
  51         echo "Error: Argument for $1 is missing" >&2
  52         exit 1
  53       fi
  54       ;;
  55     -a|--arch)
  56       if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
  57         arch=$2
  58         shift 2
  59       else
  60         echo "Error: Argument for $1 is missing" >&2
  61         exit 1
  62       fi
  63       ;;
  64     -i|--install-dir)
  65       if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
  66         install_dir=$2
  67         shift 2
  68       else
  69         echo "Error: Argument for $1 is missing" >&2
  70         exit 1
  71       fi
  72       ;;
  73     -t|--build-type)
  74       if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
  75         build_type=$2
  76         shift 2
  77       else
  78         echo "Error: Argument for $1 is missing" >&2
  79         exit 1
  80       fi
  81       ;;
  82     -p|--platform)
  83       if [ -n "$2" ] && [ ${2:0:1} != "-" ]; then
  84         platform=$2
  85         shift 2
  86       else
  87         echo "Error: Argument for $1 is missing" >&2
  88         exit 1
  89       fi
  90       ;;
  91     -n|--native-only)
  92       native_only=yes
  93       shift 1
  94       ;;
  95     -w|--wipe)
  96       wipe=yes
  97       shift 1
  98       ;;
  99     -s|--sanitize)
 100       shift 1
 101       case "$1" in
 102         mem)
 103           shift 1
 104           args+=("-DVPP_ENABLE_SANITIZE_ADDR=ON")
 105           ;;
 106       esac
 107       ;;
 108     -o|--option)
 109       shift 1
 110       case "$1" in
 111         fib8)
 112           shift 1
 113           args+=("-DVPP_IP_FIB_MTRIE_16=OFF")
 114           ;;
 115         fib16)
 116           shift 1
 117           args+=("-DVPP_IP_FIB_MTRIE_16=ON")
 118           ;;
 119       esac
 120       ;;
 121     -*|--*=) # unsupported flags
 122       echo "Error: Unsupported flag $1" >&2
 123       exit 1
 124       ;;
 125     *) # preserve positional arguments
 126       PARAMS="$PARAMS $1"
 127       shift
 128       ;;
 129   esac
 130 done
 131
 132 if [ "${arch}" != "${host_arch}" ] ; then
 133   args+=("-DCMAKE_SYSTEM_NAME=Linux")
 134   args+=("-DCMAKE_SYSTEM_PROCESSOR=${arch}")
 135   args+=("-DCMAKE_C_COMPILER=clang")
 136   args+=("-DCMAKE_C_COMPILER_TARGET=${arch}-linux-gnu")
 137   args+=("-DCMAKE_ASM_COMPILER_TARGET=${arch}-linux-gnu")
 138   args+=("-DCMAKE_FIND_ROOT_PATH=/usr/${arch}-linux-gnu")
 139   args+=("-DCMAKE_FIND_ROOT_PATH_MODE_PROGRAM=NEVER")
 140   args+=("-DCMAKE_FIND_ROOT_PATH_MODE_LIBRARY=BOTH")
 141   args+=("-DCMAKE_FIND_ROOT_PATH_MODE_INCLUDE=BOTH")
 142   args+=("-DCMAKE_FIND_ROOT_PATH_MODE_PACKAGE=ONLY")
 143 fi
 144
 145 args+=("-DCMAKE_PREFIX_PATH=/opt/vpp/external/${arch}")
 146 args+=("-DCMAKE_EXPORT_COMPILE_COMMANDS:BOOL=ON")
 147 args+=("-DCMAKE_INSTALL_PREFIX=${install_dir}")
 148 args+=("-DCMAKE_BUILD_TYPE:STRING=${build_type}")
 149 args+=("-DVPP_PLATFORM=${platform}")
 150 [ "${native_only}" == "yes" ] && args+=("-DVPP_BUILD_NATIVE_ONLY:BOOL=ON")
 151
 152 [ "${wipe}" == "yes" ] && git clean -fdx --exclude=startup.\*
 153
 154 cmake ${args[@]} -G Ninja -S ${src_dir}/src -B ${build_dir}
 155
 156 cat << __EOF__
 157
 158   Useful build commands:
 159
 160   ninja                   Build VPP
 161   ninja set-build-type-*  Change build type to <debug|release|gcov|...>
 162   ninja config            Start build configuration TUI
 163   ninja run               Runs VPP using startup.conf in the build directory
 164   ninja debug             Runs VPP inside GDB using startup.conf in the build directory
 165   ninja pkg-deb           Create .deb packages
 166   ninja install           Install VPP to $install_dir
 167
 168 __EOF__