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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,12 +1,8 @@ | ||
| <project name="titanium-mobile" default="build"> | ||
| <property name="ti.android.root" location="${basedir}"/> | ||
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| <import file="build/common.xml"/> | ||
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| <target name="full.build" depends="clean,build"> | ||
| </target> | ||
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| <target name="full.build" depends="clean,build" /> | ||
| <target name="clean" depends="clean.all" /> | ||
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| <target name="build" depends="build.all" /> | ||
| </project> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| // GENERATED AT BUILD TIME |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,24 @@ | ||
| #ifndef V8_SNAPSHOT_H | ||
| #define V8_SNAPSHOT_H | ||
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| #include <v8.h> | ||
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| <% function DEFINE_SNAPSHOT (target, blob) { -%> | ||
| <% if (!blob) return -%> | ||
| #ifdef __<%- target -%>__ | ||
| static const unsigned char snapshot_data[] = { | ||
| <% for (let i = 0; i < blob.length - 1; i++) { -%> | ||
| <%- blob.readUInt8(i) + ',' -%> | ||
| <% } -%> | ||
| <%- blob.readUInt8(blob.length - 1) %> | ||
| }; | ||
| #endif | ||
| <% } -%> | ||
| <% DEFINE_SNAPSHOT('i386', x86) -%> | ||
| <% DEFINE_SNAPSHOT('arm', arm) -%> | ||
| <% DEFINE_SNAPSHOT('aarch64', arm64) -%> | ||
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| static const int snapshot_size = sizeof(snapshot_data); | ||
| static v8::StartupData snapshot = { (const char*) snapshot_data, snapshot_size }; | ||
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| #endif |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,110 @@ | ||
| 'use strict'; | ||
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| const spawn = require('child_process').spawn; // eslint-disable-line security/detect-child-process | ||
| const os = require('os'); | ||
| const fs = require('fs-extra'); | ||
| const path = require('path'); | ||
| const ejs = require('ejs'); | ||
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| const ANDROID_DIR = path.resolve('..', 'android'); | ||
| const ANDROID_PROPS = require(path.join(ANDROID_DIR, 'package.json')); // eslint-disable-line security/detect-non-literal-require | ||
| const V8_PROPS = ANDROID_PROPS.v8; | ||
| const V8_LIB_DIR = path.join('..', 'dist', 'android', 'libv8', V8_PROPS.version, V8_PROPS.mode, 'libs'); | ||
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| // Obtain target architectures | ||
| const TARGETS = []; | ||
| for (const target of ANDROID_PROPS.architectures) { | ||
| if (target === 'arm64-v8a') { | ||
| TARGETS.push('arm64'); | ||
| } else if (target === 'armeabi-v7a') { | ||
| TARGETS.push('arm'); | ||
| } else { | ||
| TARGETS.push(target); | ||
| } | ||
| } | ||
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| /** | ||
| * Runs mksnapshot to generate snapshots for each architecture | ||
| * @param {string} target targets to generate blob | ||
| * @returns {Promise<void>} | ||
| */ | ||
| async function generateBlob(target) { | ||
| const V8_LIB_TARGET_DIR = path.resolve(V8_LIB_DIR, target); | ||
| const MKSNAPSHOT_PATH = path.join(V8_LIB_TARGET_DIR, 'mksnapshot'); | ||
| const BLOB_PATH = path.join(V8_LIB_TARGET_DIR, 'blob.bin'); | ||
| const args = [ | ||
| '--startup_blob=' + BLOB_PATH | ||
| ]; | ||
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| // Set correct permissions for 'mksnapshot' | ||
| fs.chmodSync(MKSNAPSHOT_PATH, 0o755); | ||
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| return new Promise((resolve, reject) => { | ||
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| // Snapshot already exists, skip... | ||
| if (fs.existsSync(BLOB_PATH)) { | ||
| resolve(); | ||
| } | ||
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| // Generate snapshot | ||
| const p = spawn(MKSNAPSHOT_PATH, args); | ||
| p.on('close', code => { | ||
| if (code !== 0) { | ||
| return reject(`"mksnapshot ${args.join(' ')}" failed with exit code: ${code}`); | ||
| } | ||
| resolve(); | ||
| }); | ||
| }); | ||
| } | ||
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| /** | ||
| * Generates V8Snapshots.h header from architecture blobs | ||
| * @returns {Promise<void>} | ||
| */ | ||
| async function generateHeader() { | ||
| const blobs = {}; | ||
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| // Load snapshots for each architecture | ||
| for (const target of TARGETS) { | ||
| const V8_LIB_TARGET_DIR = path.resolve(V8_LIB_DIR, target); | ||
| const BLOB_PATH = path.join(V8_LIB_TARGET_DIR, 'blob.bin'); | ||
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| if (fs.existsSync(BLOB_PATH)) { | ||
| blobs[target] = Buffer.from(fs.readFileSync(BLOB_PATH, 'binary'), 'binary'); | ||
| } | ||
| } | ||
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| return new Promise(async (resolve, reject) => { | ||
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| // Generate 'V8Snapshots.h' from template | ||
| ejs.renderFile(path.join(__dirname, 'V8Snapshots.h.ejs'), blobs, {}, (error, output) => { | ||
| if (error) { | ||
| return reject(error); | ||
| } | ||
| fs.writeFileSync(path.join(ANDROID_DIR, 'runtime', 'v8', 'src', 'native', 'V8Snapshots.h'), output); | ||
| resolve(); | ||
| }); | ||
| }); | ||
| } | ||
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| /** | ||
| * Generates empty snapshot blobs for each supported architecture | ||
| * and creates a header to include the snapshots at build time. | ||
| * NOTE: SNAPSHOT GENERATION IS ONLY SUPPORTED ON macOS | ||
| * @returns {Promise<void>} | ||
| */ | ||
| async function build() { | ||
| return new Promise(async (resolve, reject) => { | ||
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| // Only macOS is supports creating snapshots | ||
| if (os.platform() === 'darwin') { | ||
| for (const target of TARGETS) { | ||
| await generateBlob(target).catch(error => reject(error)); | ||
| } | ||
| await generateHeader().catch(error => reject(error)); | ||
| } | ||
| resolve(); | ||
| }); | ||
| } | ||
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| module.exports = { build }; |
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