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v/cmd/tools/translate.v

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// Copyright (c) 2019-2022 Alexander Medvednikov. All rights reserved.
// Use of this source code is governed by an MIT license that can be found in the LICENSE file.
module main
import os
import v.util
const vexe = os.getenv('VEXE')
fn main() {
vmodules := os.vmodules_dir()
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c2v_dir := os.join_path(vmodules, 'c2v')
mut c2v_bin := os.join_path(c2v_dir, 'c2v')
$if windows {
c2v_bin += '.exe'
}
// Git clone c2v
if !os.exists(c2v_dir) {
os.mkdir_all(vmodules)?
println('C2V is not installed. Cloning C2V to $c2v_dir ...')
os.chdir(vmodules)?
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res := os.execute('git clone https://github.com/vlang/c2v')
if res.exit_code != 0 {
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eprintln('Failed to download C2V.')
exit(1)
}
}
// Compile c2v
if !os.exists(c2v_bin) {
os.chdir(c2v_dir)?
println('Compiling c2v ...')
res2 := os.execute('${os.quoted_path(vexe)} -o ${os.quoted_path(c2v_bin)} -keepc -g -experimental .')
if res2.exit_code != 0 {
eprintln(res2.output)
eprintln('Failed to compile C2V. This should not happen. Please report it via GitHub.')
exit(2)
}
}
if os.args.len < 3 {
eprintln('Wrong number of arguments. Use `v translate file.c` .')
exit(3)
}
passed_args := util.args_quote_paths(os.args[2..])
// println(passed_args)
os.chdir(os.wd_at_startup)?
c2v_cmd := '${os.quoted_path(c2v_bin)} $passed_args'
res := os.system(c2v_cmd)
if res != 0 {
eprintln('C2V command: $c2v_cmd')
eprintln('C2V failed to translate the C files. Please report it via GitHub.')
exit(4)
}
}