compiler: compile thirdparty object files using module specific flags
Delyan Angelov
Alexander Medvednikov
parent
7aaf4012e4
commit
a585c8c22c
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@ -147,15 +147,10 @@ fn (v mut V) cc() {
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cflags := v.get_os_cflags()
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// add .o files
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for flag in cflags {
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if !flag.value.ends_with('.o') { continue }
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a << flag.format()
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}
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a << cflags.c_options_only_object_files()
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// add all flags (-I -l -L etc) not .o files
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for flag in cflags {
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if flag.value.ends_with('.o') { continue }
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a << flag.format()
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}
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a << cflags.c_options_without_object_files()
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a << libs
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// Without these libs compilation will fail on Linux
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@ -274,12 +269,7 @@ fn (c mut V) cc_windows_cross() {
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mut args := '-o $c.out_name -w -L. '
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cflags := c.get_os_cflags()
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// -I flags
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for flag in cflags {
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if flag.name != '-l' {
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args += flag.format()
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args += ' '
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}
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}
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args += cflags.c_options_before_target()
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mut libs := ''
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if c.pref.build_mode == .default_mode {
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libs = '"$ModPath/vlib/builtin.o"'
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@ -292,13 +282,7 @@ fn (c mut V) cc_windows_cross() {
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}
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}
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args += ' $c.out_name_c '
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// -l flags (libs)
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for flag in cflags {
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if flag.name == '-l' {
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args += flag.format()
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args += ' '
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}
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}
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args += cflags.c_options_after_target()
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println('Cross compiling for Windows...')
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winroot := '$ModPath/winroot'
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if !os.dir_exists(winroot) {
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@ -339,14 +323,15 @@ fn (c mut V) cc_windows_cross() {
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println('Done!')
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}
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fn (c V) build_thirdparty_obj_files() {
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fn (c &V) build_thirdparty_obj_files() {
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for flag in c.get_os_cflags() {
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if flag.value.ends_with('.o') {
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rest_of_module_flags := c.get_rest_of_module_cflags( flag )
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if c.os == .msvc {
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build_thirdparty_obj_file_with_msvc(flag.value)
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build_thirdparty_obj_file_with_msvc(flag.value, rest_of_module_flags)
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}
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else {
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build_thirdparty_obj_file(flag.value)
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build_thirdparty_obj_file(flag.value, rest_of_module_flags)
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}
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}
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}
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@ -8,13 +8,18 @@ import os
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// parsed cflag
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struct CFlag{
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mod string // the module in which the flag was given
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os string // eg. windows | darwin | linux
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name string // eg. -I
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value string // eg. /path/to/include
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}
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fn (c &CFlag) str() string {
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return 'CFlag{ name: "$c.name" value: "$c.value" mod: "$c.mod" os: "$c.os" }'
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}
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// get flags for current os
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fn (v V) get_os_cflags() []CFlag {
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fn (v &V) get_os_cflags() []CFlag {
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mut flags := []CFlag
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for flag in v.table.cflags {
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if flag.os == ''
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@ -27,6 +32,18 @@ fn (v V) get_os_cflags() []CFlag {
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return flags
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}
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fn (v &V) get_rest_of_module_cflags(c &CFlag) []CFlag {
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mut flags := []CFlag
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cflags := v.get_os_cflags()
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for flag in cflags {
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if c.mod == flag.mod {
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if c.name == flag.name && c.value == flag.value && c.os == flag.os { continue }
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flags << flag
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}
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}
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return flags
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}
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// format flag
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fn (cf &CFlag) format() string {
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mut value := cf.value
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@ -52,7 +69,7 @@ fn (table &Table) has_cflag(cflag CFlag) bool {
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// parse the flags to (table.cflags) []CFlag
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// Note: clean up big time (joe-c)
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fn (table mut Table) parse_cflag(cflag string) {
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fn (table mut Table) parse_cflag(cflag string, mod string) {
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allowed_flags := [
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'framework',
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'library',
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@ -107,6 +124,7 @@ fn (table mut Table) parse_cflag(cflag string) {
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index = -1
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}
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cf := CFlag{
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mod: mod,
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os: fos,
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name: name,
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value: value
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@ -119,3 +137,53 @@ fn (table mut Table) parse_cflag(cflag string) {
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}
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}
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}
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//TODO: implement msvc specific c_options_before_target and c_options_after_target ...
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fn (cflags []CFlag) c_options_before_target() string {
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$if msvc {
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return ''
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}
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// -I flags, optimization flags and so on
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mut args:=[]string
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for flag in cflags {
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if flag.name != '-l' {
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args << flag.format()
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}
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}
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return args.join(' ')
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}
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fn (cflags []CFlag) c_options_after_target() string {
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$if msvc {
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return ''
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}
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// -l flags (libs)
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mut args:=[]string
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for flag in cflags {
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if flag.name == '-l' {
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args << flag.format()
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}
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}
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return args.join(' ')
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}
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fn (cflags []CFlag) c_options_without_object_files() string {
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mut args:=[]string
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for flag in cflags {
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if flag.value.ends_with('.o') || flag.value.ends_with('.obj') {
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continue
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}
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args << flag.format()
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}
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return args.join(' ')
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}
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fn (cflags []CFlag) c_options_only_object_files() string {
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mut args:=[]string
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for flag in cflags {
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if flag.value.ends_with('.o') || flag.value.ends_with('.obj') {
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args << flag.format()
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}
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}
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return args.join(' ')
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}
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@ -239,7 +239,7 @@ fn (g mut CGen) add_to_main(s string) {
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}
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fn build_thirdparty_obj_file(path string) {
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fn build_thirdparty_obj_file(path string, moduleflags []CFlag) {
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obj_path := os.realpath(path)
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if os.file_exists(obj_path) {
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return
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@ -255,7 +255,9 @@ fn build_thirdparty_obj_file(path string) {
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}
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cc := find_c_compiler()
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cc_thirdparty_options := find_c_compiler_thirdparty_options()
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cmd := '$cc $cc_thirdparty_options -c -o "$obj_path" $cfiles'
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btarget := moduleflags.c_options_before_target()
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atarget := moduleflags.c_options_after_target()
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cmd := '$cc $cc_thirdparty_options $btarget -c -o "$obj_path" $cfiles $atarget '
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res := os.exec(cmd) or {
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println('failed thirdparty object build cmd: $cmd')
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cerror(err)
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@ -151,7 +151,7 @@ fn (p mut Parser) chash() {
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flag = flag.replace('@VROOT', p.vroot)
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flag = flag.replace('@VMOD', ModPath)
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p.log('adding flag "$flag"')
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p.table.parse_cflag(flag)
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p.table.parse_cflag(flag, p.mod)
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return
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}
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if hash.starts_with('include') {
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231
compiler/msvc.v
231
compiler/msvc.v
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@ -295,13 +295,131 @@ pub fn (v mut V) cc_msvc() {
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'odbccp32.lib'
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]
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mut inc_paths := []string{}
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mut lib_paths := []string{}
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mut other_flags := []string{}
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sflags := v.get_os_cflags().msvc_string_flags()
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real_libs << sflags.real_libs
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inc_paths := sflags.inc_paths
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lib_paths := sflags.lib_paths
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other_flags := sflags.other_flags
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for flag in v.get_os_cflags() {
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// Include the base paths
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a << '-I "$r.ucrt_include_path"'
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a << '-I "$r.vs_include_path"'
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a << '-I "$r.um_include_path"'
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a << '-I "$r.shared_include_path"'
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a << inc_paths
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a << other_flags
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// Libs are passed to cl.exe which passes them to the linker
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a << real_libs.join(' ')
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a << '/link'
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a << '/NOLOGO'
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a << '/OUT:"$v.out_name"'
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a << '/LIBPATH:"$r.ucrt_lib_path"'
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a << '/LIBPATH:"$r.um_lib_path"'
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a << '/LIBPATH:"$r.vs_lib_path"'
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a << '/INCREMENTAL:NO' // Disable incremental linking
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if !v.pref.is_prod {
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a << '/DEBUG:FULL'
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} else {
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a << '/DEBUG:NONE'
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}
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a << lib_paths
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args := a.join(' ')
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cmd := '""$r.full_cl_exe_path" $args"'
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// It is hard to see it at first, but the quotes above ARE balanced :-| ...
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// Also the double quotes at the start ARE needed.
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if v.pref.show_c_cmd || v.pref.is_verbose {
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println('\n========== cl cmd line:')
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println(cmd)
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println('==========\n')
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}
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// println('$cmd')
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res := os.exec(cmd) or {
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println(err)
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cerror('msvc error')
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return
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}
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if res.exit_code != 0 {
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cerror(res.output)
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}
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// println(res)
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// println('C OUTPUT:')
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if !v.pref.is_debug && v.out_name_c != 'v.c' && v.out_name_c != 'v_macos.c' {
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os.rm(v.out_name_c)
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}
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// Always remove the object file - it is completely unnecessary
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os.rm(out_name_obj)
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}
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fn build_thirdparty_obj_file_with_msvc(path string, moduleflags []CFlag) {
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msvc := find_msvc() or {
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println('Could not find visual studio')
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return
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}
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// msvc expects .obj not .o
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mut obj_path := '${path}bj'
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obj_path = os.realpath(obj_path)
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if os.file_exists(obj_path) {
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println('$obj_path already build.')
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return
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}
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println('$obj_path not found, building it (with msvc)...')
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parent := os.dir(obj_path)
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files := os.ls(parent)
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mut cfiles := ''
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for file in files {
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if file.ends_with('.c') {
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cfiles += '"' + os.realpath( parent + os.PathSeparator + file ) + '" '
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}
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}
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include_string := '-I "$msvc.ucrt_include_path" -I "$msvc.vs_include_path" -I "$msvc.um_include_path" -I "$msvc.shared_include_path"'
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//println('cfiles: $cfiles')
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btarget := moduleflags.c_options_before_target()
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atarget := moduleflags.c_options_after_target()
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cmd := '""$msvc.full_cl_exe_path" /volatile:ms /Z7 $include_string /c $btarget $cfiles $atarget /Fo"$obj_path""'
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//NB: the quotes above ARE balanced.
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println('thirdparty cmd line: $cmd')
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res := os.exec(cmd) or {
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cerror(err)
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return
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}
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println(res.output)
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}
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struct MsvcStringFlags {
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mut:
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real_libs []string
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inc_paths []string
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lib_paths []string
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other_flags []string
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}
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fn (cflags []CFlag) msvc_string_flags() MsvcStringFlags {
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mut real_libs := []string
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mut inc_paths := []string
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mut lib_paths := []string
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mut other_flags := []string
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for flag in cflags {
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//println('fl: $flag.name | flag arg: $flag.value')
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// We need to see if the flag contains -l
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// -l isnt recognised and these libs will be passed straight to the linker
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// by the compiler
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@ -335,107 +453,10 @@ pub fn (v mut V) cc_msvc() {
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}
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}
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// Include the base paths
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a << '-I "$r.ucrt_include_path"'
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a << '-I "$r.vs_include_path"'
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a << '-I "$r.um_include_path"'
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a << '-I "$r.shared_include_path"'
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a << inc_paths
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a << other_flags
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// Libs are passed to cl.exe which passes them to the linker
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a << real_libs.join(' ')
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a << '/link'
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a << '/NOLOGO'
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a << '/OUT:"$v.out_name"'
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a << '/LIBPATH:"$r.ucrt_lib_path"'
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a << '/LIBPATH:"$r.um_lib_path"'
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a << '/LIBPATH:"$r.vs_lib_path"'
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a << '/INCREMENTAL:NO' // Disable incremental linking
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mut lpaths := []string
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for l in lib_paths {
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a << '/LIBPATH:"' + os.realpath(l) + '"'
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lpaths << '/LIBPATH:"' + os.realpath(l) + '"'
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}
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if !v.pref.is_prod {
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a << '/DEBUG:FULL'
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} else {
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a << '/DEBUG:NONE'
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return MsvcStringFlags{ real_libs, inc_paths, lpaths, other_flags }
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}
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args := a.join(' ')
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cmd := '""$r.full_cl_exe_path" $args"'
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// It is hard to see it at first, but the quotes above ARE balanced :-| ...
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// Also the double quotes at the start ARE needed.
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if v.pref.show_c_cmd || v.pref.is_verbose {
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println('\n========== cl cmd line:')
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println(cmd)
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println('==========\n')
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}
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// println('$cmd')
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res := os.exec(cmd) or {
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println(err)
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cerror('msvc error')
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return
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}
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if res.exit_code != 0 {
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cerror(res.output)
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}
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// println(res)
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// println('C OUTPUT:')
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if !v.pref.is_debug && v.out_name_c != 'v.c' && v.out_name_c != 'v_macos.c' {
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os.rm(v.out_name_c)
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}
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// Always remove the object file - it is completely unnecessary
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os.rm(out_name_obj)
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}
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fn build_thirdparty_obj_file_with_msvc(path string) {
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msvc := find_msvc() or {
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println('Could not find visual studio')
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return
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}
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// msvc expects .obj not .o
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mut obj_path := '${path}bj'
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obj_path = os.realpath(obj_path)
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if os.file_exists(obj_path) {
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println('$obj_path already build.')
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return
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}
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println('$obj_path not found, building it (with msvc)...')
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parent := os.dir(obj_path)
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files := os.ls(parent)
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mut cfiles := ''
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for file in files {
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if file.ends_with('.c') {
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cfiles += '"' + os.realpath( parent + os.PathSeparator + file ) + '" '
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}
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}
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include_string := '-I "$msvc.ucrt_include_path" -I "$msvc.vs_include_path" -I "$msvc.um_include_path" -I "$msvc.shared_include_path"'
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//println('cfiles: $cfiles')
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cmd := '""$msvc.full_cl_exe_path" /volatile:ms /Z7 $include_string /c $cfiles /Fo"$obj_path""'
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//NB: the quotes above ARE balanced.
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println('thirdparty cmd line: $cmd')
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res := os.exec(cmd) or {
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cerror(err)
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return
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}
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println(res.output)
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}
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