80 lines
2.1 KiB
Bash
80 lines
2.1 KiB
Bash
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#!/bin/bash
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# Copyright 2021 Google LLC
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#
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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set -ex
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BASE_DIR=`cd $(dirname ${BASH_SOURCE[0]}) && pwd`
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# This expects the environment variable EMSDK to be set
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if [[ ! -d $EMSDK ]]; then
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cat >&2 << "EOF"
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Be sure to set the EMSDK environment variable to the location of Emscripten SDK:
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https://emscripten.org/docs/getting_started/downloads.html
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EOF
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exit 1
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fi
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# Navigate to SKIA_HOME from where this file is located.
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pushd $BASE_DIR/../..
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if [[ $@ == *debug* ]]; then
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echo "Building a Debug build"
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DEBUG=true
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EXTRA_CFLAGS="\"-DSK_DEBUG\", \"-DGR_TEST_UTILS\", "
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RELEASE_CONF="-O1 --js-opts 0 -s DEMANGLE_SUPPORT=1 -frtti -s ASSERTIONS=1 -s GL_ASSERTIONS=1 -g \
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-DSK_DEBUG"
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BUILD_DIR=${BUILD_DIR:="out/tskit_debug"}
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else
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echo "Building a release build"
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DEBUG=false
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BUILD_DIR=${BUILD_DIR:="out/tskit"}
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RELEASE_CONF="-O3 --closure 1 -DSK_RELEASE"
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EXTRA_CFLAGS="\"-DSK_RELEASE\", \"-DGR_TEST_UTILS\", "
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fi
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EXTENSION_OPT="--pre-js $BASE_DIR/build/extension.js \
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$BASE_DIR/bindings/extension.cpp
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"
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if [[ $@ = *no_ext* ]] ; then
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echo "disabling extension"
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EXTENSION_OPT=""
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fi
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mkdir -p $BUILD_DIR
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# sometimes the .a files keep old symbols around - cleaning them out makes sure
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# we get a fresh build.
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rm -f $BUILD_DIR/*.a
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source $EMSDK/emsdk_env.sh
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EMCC=`which emcc`
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EMCXX=`which em++`
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EMAR=`which emar`
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export EMCC_CLOSURE_ARGS="--externs $BASE_DIR/build/externs.js "
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EMCC_DEBUG=1 ${EMCXX} \
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$RELEASE_CONF \
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-I. \
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-std=c++17 \
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--bind \
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--no-entry \
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--pre-js $BASE_DIR/build/load.js \
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--pre-js $BASE_DIR/build/memory.js \
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--pre-js $BASE_DIR/build/core.js \
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$BASE_DIR/bindings/core.cpp \
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$EXTENSION_OPT \
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-s LLD_REPORT_UNDEFINED \
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-s ALLOW_MEMORY_GROWTH=1 \
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-s EXPORT_NAME="InitTSKit" \
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-s EXPORTED_FUNCTIONS=['_malloc','_free'] \
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-s FORCE_FILESYSTEM=0 \
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-s FILESYSTEM=0 \
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-s MODULARIZE=1 \
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-s NO_EXIT_RUNTIME=1 \
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-s INITIAL_MEMORY=256MB \
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-s WASM=1 \
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-o $BUILD_DIR/tskit.js
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