Last active
January 27, 2020 11:49
-
-
Save tong/5061441 to your computer and use it in GitHub Desktop.
Haxe port of nekoboot.neko for creating executables from bytecode.
Original: http://code.google.com/p/nekovm/source/browse/trunk/src/tools/nekoboot.neko
Usage : nekoboot <file.n>
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
import sys.FileSystem; | |
import sys.io.File; | |
/** | |
Haxe port of nekoboot.neko for creating executables from neko bytecode. | |
Original version: https://github.com/HaxeFoundation/neko/blob/master/src/tools/nekoboot.neko | |
Usage : nekoboot <file.n> | |
*/ | |
class NekoBoot { | |
static function exit( m : String ) { | |
Sys.println( m ); | |
Sys.exit( 0 ); | |
} | |
static function main() { | |
var system = Sys.systemName(); | |
var args = Sys.args(); | |
var exe_ext = ( system == 'Windows' ) ? '.exe' : null; | |
var boot_exe = 'neko'; | |
if( exe_ext != null ) | |
boot_exe += exe_ext; | |
if( args[0] == "-b" ) { | |
boot_exe = args[1]; | |
args.shift(); | |
} | |
if( args.length != 1 ) | |
exit( 'Need bytecode argument' ); | |
var file = args[0]; | |
var bytecode = File.getBytes( file ); | |
// --- find bootable, load it | |
var boot : haxe.io.Bytes = null; | |
for( p in neko.vm.Loader.local().getPath() ) { | |
var path = p + boot_exe; | |
if( !FileSystem.exists( path ) ) | |
continue; | |
boot = File.getBytes( path ); | |
if( boot.get( 0 ) == 35 ) // '#' It's a script | |
boot = null; | |
} | |
if( boot == null ) | |
exit( 'The bootable executable file was not found' ); | |
var boot_size = boot.length; | |
var dot_pos = file.indexOf("."); | |
if( dot_pos != -1 ) | |
file = file.substr( 0, dot_pos ); | |
// --- create executable file : | |
// --- --- content of neko(.exe) | |
// --- --- + neko bytecode followed by 'NEKO' and the original exe size | |
var out_name = file; | |
var fo = File.write( out_name ); | |
fo.write( boot ); | |
fo.write( bytecode ); | |
fo.writeString( 'NEKO' ); | |
fo.writeByte( boot_size & 0xFF ); | |
fo.writeByte( ( boot_size >> 8 ) & 0xFF ); | |
fo.writeByte( ( boot_size >> 16 ) & 0xFF ); | |
fo.writeByte( ( boot_size >> 24 ) & 0xFF ); | |
fo.close(); | |
// --- set execution rights | |
if( system != "Windows" ) | |
Sys.command( "chmod", ["755",out_name] ); | |
} | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
see: https://github.com/tong/wtri ;)