utils/docker/scripts/build_install_llvm.sh

   1 #!/usr/bin/env bash
   2 #===- llvm/utils/docker/scripts/build_install_llvm.sh ---------------------===//
   3 #
   4 # Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   5 # See https://llvm.org/LICENSE.txt for license information.
   6 # SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   7 #
   8 #===-----------------------------------------------------------------------===//
   9
  10 set -e
  11
  12 function show_usage() {
  13   cat << EOF
  14 Usage: build_install_llvm.sh [options] -- [cmake-args]
  15
  16 Run cmake with the specified arguments. Used inside docker container.
  17 Passes additional -DCMAKE_INSTALL_PREFIX and puts the build results into
  18 the directory specified by --to option.
  19
  20 Available options:
  21   -h|--help           show this help message
  22   -i|--install-target name of a cmake install target to build and include in
  23                       the resulting archive. Can be specified multiple times.
  24   --to                destination directory where to install the targets.
  25 Required options: --to, at least one --install-target.
  26
  27 All options after '--' are passed to CMake invocation.
  28 EOF
  29 }
  30
  31 CMAKE_ARGS=""
  32 CMAKE_INSTALL_TARGETS=""
  33 CLANG_INSTALL_DIR=""
  34
  35 while [[ $# -gt 0 ]]; do
  36   case "$1" in
  37     -i|--install-target)
  38       shift
  39       CMAKE_INSTALL_TARGETS="$CMAKE_INSTALL_TARGETS $1"
  40       shift
  41       ;;
  42     --to)
  43       shift
  44       CLANG_INSTALL_DIR="$1"
  45       shift
  46       ;;
  47     --)
  48       shift
  49       CMAKE_ARGS="$*"
  50       shift $#
  51       ;;
  52     -h|--help)
  53       show_usage
  54       exit 0
  55       ;;
  56     *)
  57       echo "Unknown option: $1"
  58       exit 1
  59   esac
  60 done
  61
  62 if [ "$CMAKE_INSTALL_TARGETS" == "" ]; then
  63   echo "No install targets. Please pass one or more --install-target."
  64   exit 1
  65 fi
  66
  67 if [ "$CLANG_INSTALL_DIR" == "" ]; then
  68   echo "No install directory. Please specify the --to argument."
  69   exit 1
  70 fi
  71
  72 CLANG_BUILD_DIR=/tmp/clang-build
  73
  74 mkdir -p "$CLANG_INSTALL_DIR"
  75
  76 mkdir -p "$CLANG_BUILD_DIR/build"
  77 pushd "$CLANG_BUILD_DIR/build"
  78
  79 # Run the build as specified in the build arguments.
  80 echo "Running build"
  81 cmake -GNinja \
  82   -DCMAKE_INSTALL_PREFIX="$CLANG_INSTALL_DIR" \
  83   $CMAKE_ARGS \
  84   "$CLANG_BUILD_DIR/src/llvm"
  85 ninja $CMAKE_INSTALL_TARGETS
  86
  87 popd
  88
  89 # Cleanup.
  90 rm -rf "$CLANG_BUILD_DIR/build"
  91
  92 echo "Done"