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