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#!/usr/bin/env node
const { execSync } = require( 'child_process' );
const fs = require( 'fs' );
const path = require( 'path' );
const yaml = require( 'js-yaml' );
const PROJECT_DIR = path.join( __dirname, '..' );
const BUILD_DIR = path.join( PROJECT_DIR, 'release' );
const ELECTRON_BUILDER_ARGS = process.env.ELECTRON_BUILDER_ARGS || '';
const isReleaseBuild = process.env.RELEASE_BUILD === 'true';
// Build Apple Silicon binaries only unless tagged for release.
const arches = isReleaseBuild ? [ 'x64', 'arm64' ] : [ 'arm64' ];
for ( let i = 0; i < arches.length; i++ ) {
const arch = arches[ i ];
console.log( ` • Building artifacts for arch ${ arch }...` );
// Need to use python3 - not python2 - for correct compilation for Apple Silicon.
// (i.e. want arm64, not arm64e.)
// https://github.com/apple/tensorflow_macos/issues/28#issuecomment-735368891
//
// Use `file $(which <path/to/python/executable>)` to verify.
const pythonExe = process.env.PYTHON || '/Library/Developer/CommandLineTools/usr/bin/python3';
try {
// Manually rebuild native modules for the target architecture (don't rely electron-builder's auto rebuild).
execSync( `PYTHON="${ pythonExe }" npx electron-rebuild --force --arch=${ arch }`, {
stdio: 'inherit',
} );
// Note 1/30/21: There is a bug in electron-builder (v22.10.4) that rebuilds native dependencies
// with the host architecture instead of the target architecture.
//
// Set `npmRebuild` to false to disable electron-builder's automatic native module rebuild
// so that binaries manually generated by electron-rebuild are used instead.
execSync(
`npx electron-builder build ${ ELECTRON_BUILDER_ARGS } -c.npmRebuild=false --${ arch } --publish never`,
{
stdio: 'inherit',
}
);
if ( isReleaseBuild ) {
// Rename latest-mac.yml so it won't be overwritten by another invocation of electron-builder.
execSync( `mv latest-mac.yml latest-mac-${ arch }.yml`, { cwd: BUILD_DIR } );
}
} catch ( e ) {
console.error( `Build error: `, e );
process.exit( 1 );
}
console.log( ` • OK built ${ arch } artifacts ${ '\n' }` );
}
if ( isReleaseBuild ) {
try {
// We need to build the arm64 and x64 application bundles with two separate invocations of
// electron-builder so that native modules can be generated correctly for each target
// architecture. The "files" key for latest-mac.yml of each architecture should be
// combined into a single file prior to publishing.
//
// Use `otool -hv -arch all <path/to/native/module>` to verify.
mergeYaml();
} catch ( e ) {
console.error( `Error generating artifact YML: `, e );
process.exit( 1 );
}
}
console.log( ' • OK built all artifacts\n\n' );
function mergeYaml() {
const x64YAML = path.join( BUILD_DIR, 'latest-mac-x64.yml' );
const arm64YAML = path.join( BUILD_DIR, 'latest-mac-arm64.yml' );
const x64 = yaml.load( fs.readFileSync( x64YAML ), 'utf8' );
const arm64 = yaml.load( fs.readFileSync( arm64YAML ), 'utf8' );
x64.files = x64.files.concat( arm64.files );
const merged = yaml.dump( x64, { indent: 2, lineWidth: -1 } );
fs.writeFileSync( path.join( BUILD_DIR, 'latest-mac.yml' ), merged );
fs.unlinkSync( x64YAML );
fs.unlinkSync( arm64YAML );
console.log( ' • OK updated latest-mac.yml: \n', x64 );
}
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