#!/usr/bin/env bash # Copyright 2022 The Tint Authors # # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. set -e # Fail on any error. SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}")" >/dev/null 2>&1 && pwd )" ROOT_DIR="$( cd "$SCRIPT_DIR/.." >/dev/null 2>&1 && pwd )" POSSIBLE_BUILD_SYSTEMS="[gn|cmake]" POSSIBLE_BUILD_TYPES="[debug|release]" POSSIBLE_BUILD_ARCHS="[native|x86]" BUILD_SYSTEM="" BUILD_TYPE="" BUILD_ARCH="" function show_usage() { echo "setup-build $POSSIBLE_BUILD_SYSTEMS $POSSIBLE_BUILD_TYPES $POSSIBLE_BUILD_ARCHS" echo echo "creates a build directory in <dawn>/out using either GN or CMake, then" echo "updates the '<dawn>/out/active' symlink to point to the build directory" if [[ ! -z "$1" ]]; then echo echo "$1" fi exit 1 } function set_build_system() { if [[ ! -z "$BUILD_SYSTEM" ]]; then echo "conflicting build systems $BUILD_SYSTEM and $1" exit 1 fi BUILD_SYSTEM=$1 } function set_build_type() { if [[ ! -z "$BUILD_TYPE" ]]; then echo "conflicting build types $BUILD_TYPE and $1" exit 1 fi BUILD_TYPE=$1 } function set_build_arch() { if [[ ! -z "$BUILD_ARCH" ]]; then echo "conflicting build architectures $BUILD_ARCH and $1" exit 1 fi BUILD_ARCH=$1 } for arg in "$@"; do lowered_arg=$(echo "$arg" | tr '[:upper:]' '[:lower:]') # lowercase case $lowered_arg in "gn") set_build_system $lowered_arg ;; "cmake") set_build_system $lowered_arg ;; "debug") set_build_type $lowered_arg ;; "release") set_build_type $lowered_arg ;; "x86") set_build_arch $lowered_arg ;; "native") ;; "--help" | "-help" | "-h") show_usage ;; *) show_usage "unknown argument '$arg'" ;; esac done if [[ -z "$BUILD_SYSTEM" ]]; then show_usage "build system $POSSIBLE_BUILD_SYSTEMS is required" fi if [[ -z "$BUILD_TYPE" ]]; then show_usage "build type $POSSIBLE_BUILD_TYPES required" fi BUILD_DIR="$BUILD_SYSTEM-$BUILD_TYPE" if [[ ! -z "$BUILD_ARCH" ]]; then BUILD_DIR+="-$BUILD_ARCH" fi function generate() { pushd "$ROOT_DIR" > /dev/null mkdir -p "out/$BUILD_DIR" rm -fr "out/active" || true ln -s "$BUILD_DIR" "out/active" "$@" popd > /dev/null } case $BUILD_SYSTEM in "gn") GN_ARGS="" case $BUILD_TYPE in "debug") GN_ARGS+="is_debug=true" ;; "release") GN_ARGS+="is_debug=false" ;; *) show_usage "invalid build type '$BUILD_TYPE'" ;; esac case $BUILD_ARCH in "") ;; "x86") GN_ARGS+=" target_cpu=\"x86\"" ;; *) show_usage "invalid build architecture '$BUILD_ARCH'" ;; esac generate "gn" "gen" "out/active" "--args=$GN_ARGS" ;; "cmake") CMAKE_FLAGS=() CMAKE_FLAGS+=("-DTINT_BUILD_GLSL_WRITER=1") CMAKE_FLAGS+=("-DTINT_BUILD_HLSL_WRITER=1") CMAKE_FLAGS+=("-DTINT_BUILD_MSL_WRITER=1") CMAKE_FLAGS+=("-DTINT_BUILD_SPV_WRITER=1") CMAKE_FLAGS+=("-DTINT_BUILD_WGSL_WRITER=1") if [[ -x $(command -v ccache) ]]; then CMAKE_FLAGS+=("-DCMAKE_CXX_COMPILER_LAUNCHER=ccache") fi case $BUILD_TYPE in "debug") CMAKE_FLAGS+=("-DCMAKE_BUILD_TYPE=Debug") ;; "release") CMAKE_FLAGS+=("-DCMAKE_BUILD_TYPE=RelWithDebInfo") ;; *) show_usage "invalid build type '$BUILD_TYPE'" ;; esac case $BUILD_ARCH in "") ;; "x86") CMAKE_FLAGS+=("-DCMAKE_CXX_FLAGS=-m32") CMAKE_FLAGS+=("-DCMAKE_C_FLAGS=-m32") ;; *) show_usage "invalid build architecture '$BUILD_ARCH'" ;; esac generate "cmake" \ "-S" "." \ "-B" "out/active" \ "-GNinja" \ "${CMAKE_FLAGS[@]}" ;; *) echo "invalid build system '$BUILD_SYSTEM'" show_usage ;; esac