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Commit 44018eb

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livecodefraserlivecodefraser
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Add Gyp rules for Javascript-ifying the Emscripten engine
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+105
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lines changed

3 files changed

+105
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lines changed

‎engine/emscripten-javascriptify.sh‎

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#!/bin/bash
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# This script runs the command that javascript-ifies the bitcode files produced
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# by the Emscripten compiler.
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set -e
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# Parameters:
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# input: bitcode file to javascriptify
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# output: the output HTML file
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# exports: JSON file containing list of exported functions
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# whitelist: JSON file containing list of emterpreted functions
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# other args: additional javascript libraries to include
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#
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input=$1
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output=$2
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exports=$3
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whitelist=$4
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shift 4
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for lib in $@ ; do
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libs+=\ --js-library\ "${lib}"
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done
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emcc -O2 -g ${CFLAGS} \
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"${input}" \
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-o "${output}" \
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-s EXPORTED_FUNCTIONS=@"${exports}" \
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-s EMTERPRETIFY_WHITELIST=@"${whitelist}" \
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-s ASSERTIONS=1 \
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-s EMTERPRETIFY=1 \
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-s EMTERPRETIFY_ASYNC=1 \
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-s ALLOW_MEMORY_GROWTH=1 \
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-s TOTAL_MEMORY=67108864 \
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--preload-file boot \
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${libs}
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‎engine/engine.gyp‎

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},
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},
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],
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[
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'OS == "emscripten"',
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{
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'product_name': 'standalone-community.bc',
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},
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],
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],
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'all_dependent_settings':
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],
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}
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],
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[
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'OS == "emscripten"',
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{
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'targets':
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[
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{
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'target_name': 'javascriptify',
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'type': 'none',
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'dependencies':
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[
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'standalone',
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],
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'actions':
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[
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{
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'action_name': 'javascriptify',
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'message': 'Javascript-ifying the Emscripten engine',
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'inputs':
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[
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'<(PRODUCT_DIR)/standalone-community.bc',
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'src/em-exported.json',
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'src/em-whitelist.json',
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'src/em-async.js',
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'src/em-event.js',
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'boot',
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],
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'outputs':
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[
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'<(PRODUCT_DIR)/standalone-community.html',
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],
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'action':
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[
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'./emscripten-javascriptify.sh',
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'<(PRODUCT_DIR)/standalone-community.bc',
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'<(PRODUCT_DIR)/standalone-community.html',
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'src/em-exported.json',
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'src/em-whitelist.json',
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'src/em-async.js',
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'src/em-event.js',
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],
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},
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],
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},
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],
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},
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],
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],
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}

‎livecode.gyp‎

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},
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],
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[
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'OS != "android"',
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'OS != "android" and OS != "emscripten"',
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{
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'dependencies':
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[
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'revpdfprinter/revpdfprinter.gyp:external-revpdfprinter',
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],
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},
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],
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[
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'OS == "emscripten"',
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{
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'dependencies':
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[
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'engine/engine.gyp:javascriptify',
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],
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},
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],
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],
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},
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