2019-06-23 05:21:30 +03:00
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// Copyright (c) 2019 Alexander Medvednikov. All rights reserved.
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// Use of this source code is governed by an MIT license
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// that can be found in the LICENSE file.
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2019-06-22 21:20:28 +03:00
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module main
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import os
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import time
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const (
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2019-06-24 15:11:56 +03:00
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Version = '0.1.0'
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2019-06-22 21:20:28 +03:00
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)
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// TODO no caps
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enum BuildMode {
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// `v program.v'
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// Build user code only, and add pre-compiled vlib (`cc program.o builtin.o os.o...`)
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DEFAULT_MODE
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// `v -embed_vlib program.v`
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// vlib + user code in one file (slower compilation, but easier when working on vlib and cross-compiling)
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EMBED_VLIB
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// `v -lib ~/v/os`
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// build any module (generate os.o + os.vh)
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BUILD // TODO a better name would be smth like `.build_module` I think
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}
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fn vtmp_path() string {
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2019-06-24 14:51:11 +03:00
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return os.home_dir() + '/.vlang/'
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2019-06-22 21:20:28 +03:00
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}
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const (
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SupportedPlatforms = ['windows', 'mac', 'linux']
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TmpPath = vtmp_path()
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)
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2019-06-23 07:34:41 +03:00
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enum Os {
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MAC
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LINUX
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WINDOWS
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}
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2019-06-22 21:20:28 +03:00
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enum Pass {
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// A very short pass that only looks at imports in the begginning of each file
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RUN_IMPORTS
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// First pass, only parses and saves declarations (fn signatures, consts, types).
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// Skips function bodies.
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// We need this because in V things can be used before they are declared.
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RUN_DECLS
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// Second pass, parses function bodies and generates C or machine code.
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RUN_MAIN
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}
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/*
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// TODO rename to:
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enum Pass {
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imports
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decls
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main
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}
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*/
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struct V {
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mut:
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build_mode BuildMode
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os Os // the OS to build for
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nofmt bool // disable vfmt
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out_name_c string // name of the temporary C file
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files []string // all V files that need to be parsed and compiled
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dir string // directory (or file) being compiled (TODO rename to path?)
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table *Table // table with types, vars, functions etc
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cgen *CGen // C code generator
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is_test bool // `v test string_test.v`
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is_script bool // single file mode (`v program.v`), `fn main(){}` can be skipped
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is_so bool
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is_live bool // for hot code reloading
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is_prof bool // benchmark every function
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translated bool // `v translated doom.v` are we running V code translated from C? allow globals, ++ expressions, etc
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obfuscate bool // `v -obf program.v`, renames functions to "f_XXX"
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lang_dir string // "~/code/v"
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is_verbose bool // print extra information with `v.log()`
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is_run bool // `v run program.v`
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is_play bool // playground mode
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show_c_cmd bool // `v -show_c_cmd` prints the C command to build program.v.c
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sanitize bool // use Clang's new "-fsanitize" option
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out_name string // "program.exe"
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is_prod bool // use "-O2" and skip printlns (TODO I don't thik many people want printlns to disappear in prod buidls)
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is_repl bool
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}
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fn main() {
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// There's no `flags` module yet, so args have to be parsed manually
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args := os.args
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// Print the version and exit.
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if 'version' in args {
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2019-06-23 11:01:55 +03:00
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println('V $Version')
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return
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}
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if '-h' in args || '--help' in args || 'help' in args {
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println(HelpText)
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2019-06-23 03:40:36 +03:00
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return
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2019-06-22 21:20:28 +03:00
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}
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2019-06-24 18:42:44 +03:00
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if 'translate' in args {
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println('Translating C to V will be available in V 0.3')
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return
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}
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2019-06-22 23:00:38 +03:00
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// TODO quit if the compiler is too old
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2019-06-22 21:20:28 +03:00
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// u := os.file_last_mod_unix('/var/tmp/alex')
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2019-06-22 23:00:38 +03:00
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// Create a temp directory if it's not there.
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if !os.file_exists(TmpPath) {
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os.mkdir(TmpPath)
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}
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// If there's no tmp path with current version yet, the user must be using a pre-built package
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2019-06-22 21:20:28 +03:00
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// Copy the `vlib` directory to the tmp path.
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2019-06-22 23:00:38 +03:00
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/*
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// TODO
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if !os.file_exists(TmpPath) && os.file_exists('vlib') {
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}
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2019-06-22 23:00:38 +03:00
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*/
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2019-06-22 21:20:28 +03:00
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// Just fmt and exit
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if args.contains('fmt') {
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file := args.last()
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if !os.file_exists(file) {
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2019-06-23 11:12:09 +03:00
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println('"$file" does not exist')
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exit(1)
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2019-06-22 21:20:28 +03:00
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}
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if !file.ends_with('.v') {
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2019-06-23 11:12:09 +03:00
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println('v fmt can only be used on .v files')
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exit(1)
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2019-06-22 21:20:28 +03:00
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}
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2019-06-23 11:01:55 +03:00
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println('vfmt is temporarily disabled')
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2019-06-22 21:20:28 +03:00
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return
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}
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// V with no args? REPL
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if args.len < 2 {
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run_repl()
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return
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}
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// Construct the V object from command line arguments
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mut c := new_v(args)
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if c.is_verbose {
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println(args)
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}
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// Generate the docs and exit
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if args.contains('doc') {
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// c.gen_doc_html_for_module(args.last())
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2019-06-23 11:12:09 +03:00
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exit(0)
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2019-06-22 21:20:28 +03:00
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}
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c.compile()
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}
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fn (c mut V) compile() {
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mut cgen := c.cgen
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cgen.genln('// Generated by V')
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// Add user files to compile
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c.add_user_v_files()
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if c.is_verbose {
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println('all .v files:')
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println(c.files)
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}
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// First pass (declarations)
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for file in c.files {
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mut p := c.new_parser(file, RUN_DECLS)
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p.parse()
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}
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// Main pass
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cgen.run = RUN_MAIN
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if c.is_play {
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cgen.genln('#define VPLAY (1) ')
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}
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cgen.genln('
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#include <stdio.h> // TODO remove all these includes, define all function signatures and types manually
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#include <stdlib.h>
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#include <signal.h>
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#include <stdarg.h> // for va_list
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#include <inttypes.h> // int64_t etc
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2019-06-24 14:51:11 +03:00
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#ifdef __linux__
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#include <pthread.h>
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#endif
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#ifdef __APPLE__
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#endif
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#ifdef _WIN32
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#include <windows.h>
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//#include <WinSock2.h>
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#endif
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2019-06-22 21:20:28 +03:00
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//================================== TYPEDEFS ================================*/
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typedef unsigned char byte;
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typedef unsigned int uint;
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typedef int64_t i64;
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typedef int32_t i32;
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typedef int16_t i16;
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typedef int8_t i8;
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typedef uint64_t u64;
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typedef uint32_t u32;
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typedef uint16_t u16;
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typedef uint8_t u8;
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typedef uint32_t rune;
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typedef float f32;
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typedef double f64;
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typedef unsigned char* byteptr;
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typedef int* intptr;
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typedef void* voidptr;
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typedef struct array array;
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typedef struct map map;
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typedef array array_string;
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typedef array array_int;
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typedef array array_byte;
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typedef array array_uint;
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typedef array array_float;
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typedef map map_int;
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typedef map map_string;
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#ifndef bool
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typedef int bool;
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#define true 1
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#define false 0
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#endif
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//============================== HELPER C MACROS =============================*/
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#define _PUSH(arr, val, tmp, tmp_typ) {tmp_typ tmp = (val); array__push(arr, &tmp);}
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#define _IN(typ, val, arr) array_##typ##_contains(arr, val)
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#define ALLOC_INIT(type, ...) (type *)memdup((type[]){ __VA_ARGS__ }, sizeof(type))
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#define UTF8_CHAR_LEN( byte ) (( 0xE5000000 >> (( byte >> 3 ) & 0x1e )) & 3 ) + 1
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//================================== GLOBALS =================================*/
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//int V_ZERO = 0;
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byteptr g_str_buf;
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int load_so(byteptr);
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void reload_so();
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void init_consts();')
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imports_json := c.table.imports.contains('json')
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// TODO remove global UI hack
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if c.os == MAC && ((c.build_mode == EMBED_VLIB && c.table.imports.contains('ui')) ||
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(c.build_mode == BUILD && c.dir.contains('/ui'))) {
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cgen.genln('id defaultFont = 0; // main.v')
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}
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// TODO remove ugly .c include once V has its own json parser
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// Embed cjson either in embedvlib or in json.o
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if imports_json && c.build_mode == EMBED_VLIB ||
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(c.build_mode == BUILD && c.out_name.contains('json.o')) {
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2019-06-23 10:03:52 +03:00
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cgen.genln('#include "cJSON.c" ')
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2019-06-22 21:20:28 +03:00
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}
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// We need the cjson header for all the json decoding user will do in default mode
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if c.build_mode == DEFAULT_MODE {
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if imports_json {
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2019-06-23 10:03:52 +03:00
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cgen.genln('#include "cJSON.h"')
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2019-06-22 21:20:28 +03:00
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}
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}
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if c.build_mode == EMBED_VLIB || c.build_mode == DEFAULT_MODE {
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// If we declare these for all modes, then when running `v a.v` we'll get
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// `/usr/bin/ld: multiple definition of 'total_m'`
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cgen.genln('i64 total_m = 0; // For counting total RAM allocated')
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cgen.genln('int g_test_ok = 1; ')
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if c.table.imports.contains('json') {
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cgen.genln('
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#define js_get(object, key) cJSON_GetObjectItemCaseSensitive((object), (key))
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')
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}
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}
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if os.args.contains('-debug_alloc') {
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cgen.genln('#define DEBUG_ALLOC 1')
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}
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cgen.genln('/*================================== FNS =================================*/')
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cgen.genln('this line will be replaced with definitions')
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defs_pos := cgen.lines.len - 1
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for file in c.files {
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mut p := c.new_parser(file, RUN_MAIN)
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p.parse()
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// p.g.gen_x64()
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// Format all files (don't format automatically generated vlib headers)
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if !c.nofmt && !file.contains('/vlib/') {
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// new vfmt is not ready yet
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}
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}
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c.log('Done parsing.')
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// Write everything
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mut d := new_string_builder(10000)// Just to avoid some unnecessary allocations
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d.writeln(cgen.includes.join_lines())
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d.writeln(cgen.typedefs.join_lines())
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d.writeln(cgen.types.join_lines())
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d.writeln('\nstring _STR(const char*, ...);\n')
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d.writeln('\nstring _STR_TMP(const char*, ...);\n')
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d.writeln(cgen.fns.join_lines())
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d.writeln(cgen.consts.join_lines())
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d.writeln(cgen.thread_args.join_lines())
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if c.is_prof {
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d.writeln('; // Prof counters:')
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d.writeln(c.prof_counters())
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}
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dd := d.str()
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cgen.lines.set(defs_pos, dd)// TODO `def.str()` doesn't compile
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// if c.build_mode in [.default, .embed_vlib] {
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if c.build_mode == DEFAULT_MODE || c.build_mode == EMBED_VLIB {
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// vlib can't have `init_consts()`
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cgen.genln('void init_consts() { g_str_buf=malloc(1000); ${cgen.consts_init.join_lines()} }')
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// _STR function can't be defined in vlib
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cgen.genln('
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string _STR(const char *fmt, ...) {
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va_list argptr;
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va_start(argptr, fmt);
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size_t len = vsnprintf(0, 0, fmt, argptr) + 1;
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va_end(argptr);
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byte* buf = malloc(len);
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va_start(argptr, fmt);
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vsprintf(buf, fmt, argptr);
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va_end(argptr);
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#ifdef DEBUG_ALLOC
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puts("_STR:");
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puts(buf);
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#endif
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return tos2(buf);
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}
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string _STR_TMP(const char *fmt, ...) {
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va_list argptr;
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va_start(argptr, fmt);
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size_t len = vsnprintf(0, 0, fmt, argptr) + 1;
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va_end(argptr);
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va_start(argptr, fmt);
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vsprintf(g_str_buf, fmt, argptr);
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va_end(argptr);
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#ifdef DEBUG_ALLOC
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//puts("_STR_TMP:");
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//puts(g_str_buf);
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#endif
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return tos2(g_str_buf);
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}
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')
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}
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// Make sure the main function exists
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// Obviously we don't need it in libraries
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if c.build_mode != BUILD {
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if !c.table.main_exists() && !c.is_test {
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|
|
// It can be skipped in single file programs
|
|
|
|
if c.is_script {
|
|
|
|
println('Generating main()...')
|
|
|
|
cgen.genln('int main() { $cgen.fn_main; return 0; }')
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
println('panic: function `main` is undeclared in the main module')
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// Generate `main` which calls every single test function
|
|
|
|
else if c.is_test {
|
|
|
|
cgen.genln('int main() { init_consts();')
|
|
|
|
for v in c.table.fns {
|
|
|
|
if v.name.starts_with('test_') {
|
|
|
|
cgen.genln('$v.name();')
|
|
|
|
}
|
|
|
|
}
|
|
|
|
cgen.genln('return g_test_ok == 0; }')
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if c.is_live {
|
|
|
|
cgen.genln(' int load_so(byteptr path) {
|
|
|
|
printf("load_so %s\\n", path); dlclose(live_lib); live_lib = dlopen(path, RTLD_LAZY);
|
|
|
|
if (!live_lib) {puts("open failed"); exit(1); return 0;}
|
|
|
|
')
|
|
|
|
for so_fn in cgen.so_fns {
|
|
|
|
cgen.genln('$so_fn = dlsym(live_lib, "$so_fn"); ')
|
|
|
|
}
|
|
|
|
cgen.genln('return 1; }')
|
|
|
|
}
|
|
|
|
cgen.save()
|
|
|
|
c.log('flags=')
|
|
|
|
if c.is_verbose {
|
|
|
|
println(c.table.flags)
|
|
|
|
}
|
|
|
|
c.cc()
|
|
|
|
if c.is_test || c.is_run {
|
|
|
|
if true || c.is_verbose {
|
|
|
|
println('============running $c.out_name==============================')
|
|
|
|
}
|
|
|
|
cmd := if c.out_name.starts_with('/') {
|
|
|
|
c.out_name
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
'./' + c.out_name
|
|
|
|
}
|
|
|
|
ret := os.system2(cmd)
|
|
|
|
if ret != 0 {
|
|
|
|
s := os.system(cmd)
|
2019-06-23 11:01:55 +03:00
|
|
|
println(s)
|
2019-06-23 11:12:09 +03:00
|
|
|
println('ret not 0, exiting')
|
|
|
|
exit(1)
|
2019-06-22 21:20:28 +03:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
fn (c mut V) cc() {
|
|
|
|
linux_host := os.user_os() == 'linux'
|
|
|
|
c.log('cc() isprod=$c.is_prod outname=$c.out_name')
|
|
|
|
mut a := ['-w']// arguments for the C compiler
|
|
|
|
flags := c.table.flags.join(' ')
|
|
|
|
/*
|
|
|
|
mut shared := ''
|
|
|
|
if c.is_so {
|
|
|
|
a << '-shared'// -Wl,-z,defs'
|
|
|
|
c.out_name = c.out_name + '.so'
|
|
|
|
}
|
|
|
|
*/
|
|
|
|
if c.is_prod {
|
|
|
|
a << '-O2'
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
a << '-g'
|
|
|
|
}
|
|
|
|
mut libs := ''// builtin.o os.o http.o etc
|
|
|
|
if c.build_mode == BUILD {
|
|
|
|
a << '-c'
|
|
|
|
}
|
|
|
|
else if c.build_mode == EMBED_VLIB {
|
|
|
|
//
|
|
|
|
}
|
|
|
|
else if c.build_mode == DEFAULT_MODE {
|
|
|
|
libs = '$TmpPath/vlib/builtin.o'
|
|
|
|
if !os.file_exists(libs) {
|
2019-06-23 11:01:55 +03:00
|
|
|
println('`builtin.o` not found')
|
2019-06-23 11:12:09 +03:00
|
|
|
exit(1)
|
2019-06-22 21:20:28 +03:00
|
|
|
}
|
|
|
|
for imp in c.table.imports {
|
|
|
|
if imp == 'webview' {
|
|
|
|
continue
|
|
|
|
}
|
|
|
|
libs += ' $TmpPath/vlib/${imp}.o'
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// -I flags
|
|
|
|
/*
|
|
|
|
mut args := ''
|
|
|
|
for flag in c.table.flags {
|
|
|
|
if !flag.starts_with('-l') {
|
|
|
|
args += flag
|
|
|
|
args += ' '
|
|
|
|
}
|
|
|
|
}
|
|
|
|
*/
|
|
|
|
if c.sanitize {
|
|
|
|
a << '-fsanitize=leak'
|
|
|
|
}
|
|
|
|
// Cross compiling linux
|
|
|
|
sysroot := '/Users/alex/tmp/lld/linuxroot/'
|
|
|
|
if c.os == LINUX && !linux_host {
|
|
|
|
// Build file.o
|
|
|
|
a << '-c --sysroot=$sysroot -target x86_64-linux-gnu'
|
|
|
|
// Right now `out_name` can be `file`, not `file.o`
|
|
|
|
if !c.out_name.ends_with('.o') {
|
|
|
|
c.out_name = c.out_name + '.o'
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// Cross compiling windows
|
|
|
|
// sysroot := '/Users/alex/tmp/lld/linuxroot/'
|
|
|
|
// Output executable name
|
|
|
|
// else {
|
|
|
|
a << '-o $c.out_name'
|
2019-06-23 10:04:43 +03:00
|
|
|
// The C file we are compiling
|
|
|
|
a << '$TmpPath/$c.out_name_c'
|
2019-06-22 21:20:28 +03:00
|
|
|
// }
|
|
|
|
// Min macos version is mandatory I think?
|
|
|
|
if c.os == MAC {
|
|
|
|
a << '-mmacosx-version-min=10.7'
|
|
|
|
}
|
|
|
|
a << flags
|
|
|
|
a << libs
|
|
|
|
// macOS code can include objective C TODO remove once objective C is replaced with C
|
|
|
|
if c.os == MAC {
|
|
|
|
a << '-x objective-c'
|
|
|
|
}
|
|
|
|
// Without these libs compilation will fail on Linux
|
|
|
|
if c.os == LINUX && c.build_mode != BUILD {
|
|
|
|
a << '-lm -ldl -lpthread'
|
|
|
|
}
|
|
|
|
// Find clang executable
|
|
|
|
fast_clang := '/usr/local/Cellar/llvm/8.0.0/bin/clang'
|
|
|
|
args := a.join(' ')
|
|
|
|
cmd := if os.file_exists(fast_clang) {
|
|
|
|
'$fast_clang -I. $args'
|
|
|
|
}
|
|
|
|
else {
|
2019-06-23 02:50:18 +03:00
|
|
|
'cc -I. $args'
|
2019-06-22 21:20:28 +03:00
|
|
|
}
|
|
|
|
// Print the C command
|
|
|
|
if c.show_c_cmd || c.is_verbose {
|
|
|
|
println('\n==========\n$cmd\n=========\n')
|
|
|
|
}
|
|
|
|
// Run
|
|
|
|
res := os.system(cmd)
|
|
|
|
// println('C OUTPUT:')
|
|
|
|
if res.contains('error: ') {
|
2019-06-23 11:01:55 +03:00
|
|
|
println(res)
|
2019-06-22 21:20:28 +03:00
|
|
|
panic('clang error')
|
|
|
|
}
|
|
|
|
// Link it if we are cross compiling and need an executable
|
|
|
|
if c.os == LINUX && !linux_host && c.build_mode != BUILD {
|
|
|
|
c.out_name = c.out_name.replace('.o', '')
|
|
|
|
obj_file := c.out_name + '.o'
|
|
|
|
println('linux obj_file=$obj_file out_name=$c.out_name')
|
|
|
|
ress := os.system('/usr/local/Cellar/llvm/8.0.0/bin/ld.lld --sysroot=$sysroot ' +
|
|
|
|
'-v -o $c.out_name ' +
|
|
|
|
'-m elf_x86_64 -dynamic-linker /lib64/ld-linux-x86-64.so.2 ' +
|
|
|
|
'/usr/lib/x86_64-linux-gnu/crt1.o ' +
|
|
|
|
'$sysroot/lib/x86_64-linux-gnu/libm-2.28.a ' +
|
|
|
|
'/usr/lib/x86_64-linux-gnu/crti.o ' +
|
|
|
|
obj_file +
|
|
|
|
' /usr/lib/x86_64-linux-gnu/libc.so ' +
|
|
|
|
'/usr/lib/x86_64-linux-gnu/crtn.o')
|
|
|
|
println(ress)
|
|
|
|
if ress.contains('error:') {
|
2019-06-23 11:12:09 +03:00
|
|
|
os.exit(1)
|
2019-06-22 21:20:28 +03:00
|
|
|
}
|
|
|
|
println('linux cross compilation done. resulting binary: "$c.out_name"')
|
|
|
|
}
|
|
|
|
// print_time('after gcc')
|
|
|
|
}
|
|
|
|
|
|
|
|
fn (c &V) v_files_from_dir(dir string) []string {
|
|
|
|
mut res := []string
|
2019-06-23 19:12:21 +03:00
|
|
|
if !os.file_exists(dir) {
|
2019-06-23 03:02:33 +03:00
|
|
|
panic('$dir doesn\'t exist')
|
2019-06-23 19:12:21 +03:00
|
|
|
} else if !os.dir_exists(dir) {
|
|
|
|
panic('$dir isn\'t a directory')
|
2019-06-22 21:20:28 +03:00
|
|
|
}
|
2019-06-23 12:09:23 +03:00
|
|
|
mut files := os.ls(dir)
|
2019-06-22 21:20:28 +03:00
|
|
|
if c.is_verbose {
|
|
|
|
println('v_files_from_dir ("$dir")')
|
|
|
|
}
|
|
|
|
// println(files.len)
|
|
|
|
// println(files)
|
|
|
|
files.sort()
|
|
|
|
for file in files {
|
|
|
|
c.log('F=$file')
|
|
|
|
if !file.ends_with('.v') && !file.ends_with('.vh') {
|
|
|
|
continue
|
|
|
|
}
|
|
|
|
if file.ends_with('_test.v') {
|
|
|
|
continue
|
|
|
|
}
|
|
|
|
if file.ends_with('_win.v') && c.os != WINDOWS {
|
|
|
|
continue
|
|
|
|
}
|
|
|
|
if file.ends_with('_lin.v') && c.os != LINUX {
|
|
|
|
continue
|
|
|
|
}
|
|
|
|
if file.ends_with('_mac.v') && c.os != MAC {
|
|
|
|
lin_file := file.replace('_mac.v', '_lin.v')
|
|
|
|
// println('lin_file="$lin_file"')
|
|
|
|
// If there are both _mac.v and _lin.v, don't use _mac.v
|
|
|
|
if os.file_exists('$dir/$lin_file') {
|
|
|
|
continue
|
|
|
|
}
|
|
|
|
else if c.os == WINDOWS {
|
|
|
|
continue
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
// If there's only _mac.v, then it can be used on Linux too
|
|
|
|
}
|
|
|
|
}
|
|
|
|
res << '$dir/$file'
|
|
|
|
}
|
|
|
|
return res
|
|
|
|
}
|
|
|
|
|
|
|
|
// Parses imports, adds necessary libs, and then user files
|
|
|
|
fn (c mut V) add_user_v_files() {
|
|
|
|
mut dir := c.dir
|
|
|
|
c.log('add_v_files($dir)')
|
|
|
|
// Need to store user files separately, because they have to be added after libs, but we dont know
|
|
|
|
// which libs need to be added yet
|
|
|
|
mut user_files := []string
|
|
|
|
// v volt/slack_test.v: compile all .v files to get the environment
|
|
|
|
// I need to implement user packages! TODO
|
|
|
|
is_test_with_imports := dir.ends_with('_test.v') &&
|
|
|
|
(dir.contains('/volt') || dir.contains('/c2volt'))// TODO
|
|
|
|
if is_test_with_imports {
|
|
|
|
user_files << dir
|
|
|
|
pos := dir.last_index('/')
|
|
|
|
dir = dir.left(pos) + '/'// TODO WHY IS THIS NEEDED?
|
|
|
|
}
|
|
|
|
if dir.ends_with('.v') {
|
|
|
|
// Just compile one file and get parent dir
|
|
|
|
user_files << dir
|
|
|
|
dir = dir.all_before('/')
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
// Add files from the dir user is compiling (only .v files)
|
|
|
|
files := c.v_files_from_dir(dir)
|
|
|
|
for file in files {
|
|
|
|
user_files << file
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if user_files.len == 0 {
|
2019-06-23 11:12:09 +03:00
|
|
|
println('No input .v files')
|
|
|
|
exit(1)
|
2019-06-22 21:20:28 +03:00
|
|
|
}
|
|
|
|
if c.is_verbose {
|
|
|
|
c.log('user_files:')
|
|
|
|
println(user_files)
|
|
|
|
}
|
|
|
|
// Parse user imports
|
|
|
|
for file in user_files {
|
|
|
|
mut p := c.new_parser(file, RUN_IMPORTS)
|
|
|
|
p.parse()
|
|
|
|
}
|
|
|
|
// Parse lib imports
|
|
|
|
if c.build_mode == DEFAULT_MODE {
|
|
|
|
for i := 0; i < c.table.imports.len; i++ {
|
|
|
|
pkg := c.table.imports[i]
|
|
|
|
vfiles := c.v_files_from_dir('$TmpPath/vlib/$pkg')
|
|
|
|
// Add all imports referenced by these libs
|
|
|
|
for file in vfiles {
|
|
|
|
mut p := c.new_parser(file, RUN_IMPORTS)
|
|
|
|
p.parse()
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
// TODO this used to crash compiler?
|
|
|
|
// for pkg in c.table.imports {
|
|
|
|
for i := 0; i < c.table.imports.len; i++ {
|
|
|
|
pkg := c.table.imports[i]
|
|
|
|
// mut import_path := '$c.lang_dir/$pkg'
|
|
|
|
vfiles := c.v_files_from_dir('$c.lang_dir/$pkg')
|
|
|
|
// Add all imports referenced by these libs
|
|
|
|
for file in vfiles {
|
|
|
|
mut p := c.new_parser(file, RUN_IMPORTS)
|
|
|
|
p.parse()
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if c.is_verbose {
|
|
|
|
c.log('imports:')
|
|
|
|
println(c.table.imports)
|
|
|
|
}
|
|
|
|
// Only now add all combined lib files
|
|
|
|
for pkg in c.table.imports {
|
|
|
|
mut module_path := '$c.lang_dir/$pkg'
|
|
|
|
// If we are in default mode, we don't parse vlib .v files, but header .vh files in
|
|
|
|
// TmpPath/vlib
|
|
|
|
// These were generated by vfmt
|
|
|
|
if c.build_mode == DEFAULT_MODE || c.build_mode == BUILD {
|
|
|
|
module_path = '$TmpPath/vlib/$pkg'
|
|
|
|
}
|
|
|
|
vfiles := c.v_files_from_dir(module_path)
|
|
|
|
for vfile in vfiles {
|
|
|
|
c.files << vfile
|
|
|
|
}
|
|
|
|
// TODO c.files.append_array(vfiles)
|
|
|
|
}
|
|
|
|
// Add user code last
|
|
|
|
for file in user_files {
|
|
|
|
c.files << file
|
|
|
|
}
|
|
|
|
// c.files.append_array(user_files)
|
|
|
|
}
|
|
|
|
|
|
|
|
fn get_arg(joined_args, arg, def string) string {
|
|
|
|
key := '-$arg '
|
|
|
|
mut pos := joined_args.index(key)
|
|
|
|
if pos == -1 {
|
|
|
|
return def
|
|
|
|
}
|
|
|
|
pos += key.len
|
|
|
|
mut space := joined_args.index_after(' ', pos)
|
|
|
|
if space == -1 {
|
|
|
|
space = joined_args.len
|
|
|
|
}
|
|
|
|
res := joined_args.substr(pos, space)
|
|
|
|
// println('get_arg($arg) = "$res"')
|
|
|
|
return res
|
|
|
|
}
|
|
|
|
|
|
|
|
fn (c &V) log(s string) {
|
|
|
|
if !c.is_verbose {
|
|
|
|
return
|
|
|
|
}
|
|
|
|
println(s)
|
|
|
|
}
|
|
|
|
|
|
|
|
fn new_v(args[]string) *V {
|
|
|
|
mut dir := args.last()
|
|
|
|
// println('new compiler "$dir"')
|
|
|
|
if args.len < 2 {
|
|
|
|
dir = ''
|
|
|
|
}
|
|
|
|
joined_args := args.join(' ')
|
|
|
|
target_os := get_arg(joined_args, 'os', '')
|
|
|
|
mut out_name := get_arg(joined_args, 'o', 'a.out')
|
|
|
|
// build mode
|
|
|
|
mut build_mode := DEFAULT_MODE
|
|
|
|
if args.contains('-lib') {
|
|
|
|
build_mode = BUILD
|
|
|
|
// v -lib ~/v/os => os.o
|
|
|
|
base := dir.all_after('/')
|
|
|
|
println('Building module ${base}...')
|
|
|
|
out_name = '$TmpPath/vlib/${base}.o'
|
|
|
|
// Cross compiling? Use separate dirs for each os
|
|
|
|
if target_os != os.user_os() {
|
|
|
|
os.mkdir('$TmpPath/vlib/$target_os')
|
|
|
|
out_name = '$TmpPath/vlib/$target_os/${base}.o'
|
|
|
|
println('Cross compiling $out_name')
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// TODO embed_vlib is temporarily the default mode. It's much slower.
|
|
|
|
else if !args.contains('-embed_vlib') {
|
|
|
|
build_mode = EMBED_VLIB
|
|
|
|
}
|
|
|
|
//
|
|
|
|
is_test := dir.ends_with('_test.v')
|
|
|
|
is_script := dir.ends_with('.v')
|
|
|
|
if is_script && !os.file_exists(dir) {
|
2019-06-23 11:12:09 +03:00
|
|
|
println('`$dir` does not exist')
|
|
|
|
exit(1)
|
2019-06-22 21:20:28 +03:00
|
|
|
}
|
|
|
|
// No -o provided? foo.v => foo
|
|
|
|
if out_name == 'a.out' && dir.ends_with('.v') {
|
|
|
|
out_name = dir.left(dir.len - 2)
|
|
|
|
}
|
|
|
|
// if we are in `/foo` and run `v .`, the executable should be `foo`
|
|
|
|
if dir == '.' && out_name == 'a.out' {
|
|
|
|
base := os.getwd().all_after('/')
|
|
|
|
out_name = base.trim_space()
|
|
|
|
}
|
|
|
|
mut _os := MAC
|
|
|
|
// No OS specifed? Use current system
|
|
|
|
if target_os == '' {
|
|
|
|
$if linux {
|
|
|
|
_os = LINUX
|
|
|
|
}
|
|
|
|
$if mac {
|
|
|
|
_os = MAC
|
|
|
|
}
|
|
|
|
$if windows {
|
|
|
|
_os = WINDOWS
|
|
|
|
}
|
|
|
|
}
|
|
|
|
else {
|
|
|
|
switch target_os {
|
|
|
|
case 'linux': _os = LINUX
|
|
|
|
case 'windows': _os = WINDOWS
|
|
|
|
case 'mac': _os = MAC
|
|
|
|
}
|
|
|
|
}
|
|
|
|
builtins := [
|
|
|
|
'array.v',
|
|
|
|
'string.v',
|
|
|
|
'builtin.v',
|
|
|
|
'int.v',
|
|
|
|
'utf8.v',
|
|
|
|
'map.v',
|
|
|
|
'smap.v',
|
|
|
|
'option.v',
|
|
|
|
'string_builder.v',
|
|
|
|
]
|
2019-06-25 02:38:58 +03:00
|
|
|
// Location of all vlib files
|
|
|
|
mut lang_dir = ''
|
|
|
|
// First try fetching it from VROOT if it's defined
|
|
|
|
vroot_path := TmpPath + '/VROOT'
|
|
|
|
if os.file_exists(vroot_path) {
|
|
|
|
vroot := os.read_file(vroot_path).trim_space()
|
|
|
|
if os.dir_exists(vroot) && os.dir_exists(vroot + '/builtin') {
|
|
|
|
lang_dir = vroot
|
|
|
|
}
|
|
|
|
}
|
|
|
|
// no "~/.vlang/VROOT" file, so the user must be running V for the first
|
|
|
|
// time.
|
|
|
|
if lang_dir == '' {
|
|
|
|
println('Looks like you are running V for the first time.')
|
|
|
|
// The parent directory should contain vlib if V is run
|
|
|
|
// from "v/compiler"
|
|
|
|
cur_dir := os.getwd()
|
|
|
|
lang_dir = cur_dir.all_before_last('/')
|
|
|
|
if os.dir_exists('$lang_dir/builtin') {
|
|
|
|
println('Setting VROOT to "$lang_dir".')
|
|
|
|
os.write_file(TmpPath + '/VROOT', lang_dir)
|
|
|
|
} else {
|
|
|
|
println('Please do it from "v/compiler" directory.')
|
|
|
|
exit(1)
|
|
|
|
}
|
2019-06-24 01:54:23 +03:00
|
|
|
}
|
2019-06-22 21:20:28 +03:00
|
|
|
out_name_c := out_name.all_after('/') + '.c'
|
|
|
|
mut files := []string
|
|
|
|
// Add builtin files
|
|
|
|
if !out_name.contains('builtin.o') {
|
|
|
|
for builtin in builtins {
|
|
|
|
mut f := '$lang_dir/builtin/$builtin'
|
|
|
|
// In default mode we use precompiled vlib.o, point to .vh files with signatures
|
|
|
|
if build_mode == DEFAULT_MODE || build_mode == BUILD {
|
|
|
|
f = '$TmpPath/vlib/builtin/${builtin}h'
|
|
|
|
}
|
|
|
|
files << f
|
|
|
|
}
|
|
|
|
}
|
|
|
|
obfuscate := args.contains('-obf')
|
|
|
|
return &V {
|
|
|
|
os: _os
|
|
|
|
out_name: out_name
|
|
|
|
files: files
|
|
|
|
dir: dir
|
|
|
|
lang_dir: lang_dir
|
|
|
|
table: new_table(obfuscate)
|
|
|
|
out_name: out_name
|
|
|
|
out_name_c: out_name_c
|
|
|
|
is_test: is_test
|
|
|
|
is_script: is_script
|
|
|
|
is_so: args.contains('-shared')
|
|
|
|
is_play: args.contains('play')
|
|
|
|
is_prod: args.contains('-prod')
|
|
|
|
is_verbose: args.contains('-verbose')
|
|
|
|
obfuscate: obfuscate
|
|
|
|
is_prof: args.contains('-prof')
|
|
|
|
is_live: args.contains('-live')
|
|
|
|
sanitize: args.contains('-sanitize')
|
|
|
|
nofmt: args.contains('-nofmt')
|
|
|
|
show_c_cmd: args.contains('-show_c_cmd')
|
|
|
|
translated: args.contains('translated')
|
|
|
|
cgen: new_cgen(out_name_c)
|
|
|
|
build_mode: build_mode
|
|
|
|
is_run: args.contains('run')
|
|
|
|
is_repl: args.contains('-repl')
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
fn run_repl() []string {
|
2019-06-23 11:01:55 +03:00
|
|
|
println('V $Version')
|
|
|
|
println('Use Ctrl-D to exit')
|
|
|
|
println('For now you have to use println() to print values, this will be fixed soon\n')
|
2019-06-22 21:20:28 +03:00
|
|
|
file := TmpPath + '/vrepl.v'
|
|
|
|
mut lines := []string
|
|
|
|
for {
|
|
|
|
print('>>> ')
|
|
|
|
mut line := os.get_line().trim_space()
|
|
|
|
if line == '' {
|
|
|
|
break
|
|
|
|
}
|
|
|
|
// Save the source only if the user is printing something,
|
|
|
|
// but don't add this print call to the `lines` array,
|
|
|
|
// so that it doesn't get called during the next print.
|
|
|
|
if line.starts_with('print') {
|
|
|
|
// TODO remove this once files without main compile correctly
|
2019-06-23 15:13:32 +03:00
|
|
|
void_line := line.substr(line.index('(') + 1, line.len - 1)
|
|
|
|
lines << void_line
|
2019-06-22 21:20:28 +03:00
|
|
|
source_code := 'fn main(){' + lines.join('\n') + '\n' + line + '}'
|
|
|
|
os.write_file(file, source_code)
|
|
|
|
mut v := new_v( ['v', '-repl', file])
|
|
|
|
v.compile()
|
|
|
|
s := os.system(TmpPath + '/vrepl')
|
2019-06-23 11:01:55 +03:00
|
|
|
println(s)
|
2019-06-22 21:20:28 +03:00
|
|
|
}
|
|
|
|
else {
|
|
|
|
lines << line
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return lines
|
|
|
|
}
|
|
|
|
|
|
|
|
// This definitely needs to be better :)
|
|
|
|
const (
|
|
|
|
HelpText = '
|
2019-06-24 15:43:17 +03:00
|
|
|
- Build a V program:
|
2019-06-22 21:20:28 +03:00
|
|
|
v file.v
|
|
|
|
|
2019-06-24 15:43:17 +03:00
|
|
|
- Get current V version:
|
2019-06-22 21:20:28 +03:00
|
|
|
v version
|
|
|
|
|
2019-06-24 15:43:17 +03:00
|
|
|
- Build an optimized executable:
|
2019-06-22 21:20:28 +03:00
|
|
|
v -prod file.v
|
|
|
|
|
2019-06-24 15:43:17 +03:00
|
|
|
- Specify the executable\'s name:
|
2019-06-22 21:20:28 +03:00
|
|
|
v -o program file.v
|
2019-06-23 04:15:10 +03:00
|
|
|
|
2019-06-24 15:43:17 +03:00
|
|
|
- Build and execute a V program:
|
2019-06-23 04:15:10 +03:00
|
|
|
v run file.v
|
2019-06-24 15:43:17 +03:00
|
|
|
|
|
|
|
- Obfuscate the resulting binary:
|
|
|
|
v -obf -prod build file.v
|
|
|
|
|
|
|
|
- Test:
|
|
|
|
v string_test.v
|
2019-06-22 21:20:28 +03:00
|
|
|
'
|
|
|
|
)
|
|
|
|
|
|
|
|
/*
|
|
|
|
- To disable automatic formatting:
|
|
|
|
v -nofmt file.v
|
|
|
|
|
|
|
|
- To build a program with an embedded vlib (use this if you do not have prebuilt vlib libraries or if you
|
|
|
|
are working on vlib)
|
|
|
|
v -embed_vlib file.v
|
|
|
|
*/
|