mirror of
https://github.com/vlang/v.git
synced 2023-08-10 21:13:21 +03:00
compiler: support for custom flags
[if custom]fn..{} , #flag custom, $if custom {}
This commit is contained in:
parent
42b1660c7e
commit
6e130cd446
@ -486,24 +486,47 @@ fn find_c_compiler_default() string {
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fn find_c_compiler_thirdparty_options() string {
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fn find_c_compiler_thirdparty_options() string {
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fullargs := env_vflags_and_os_args()
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fullargs := env_vflags_and_os_args()
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mut cflags := get_cmdline_cflags(fullargs)
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mut cflags := get_cmdline_multiple_values(fullargs,'-cflags')
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$if !windows {
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$if !windows {
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cflags += ' -fPIC'
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cflags << '-fPIC'
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}
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}
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if '-m32' in fullargs {
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if '-m32' in fullargs {
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cflags += ' -m32'
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cflags << '-m32'
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}
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}
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return cflags
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return cflags.join(' ')
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}
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}
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fn get_cmdline_cflags(args []string) string {
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fn get_cmdline_multiple_values(args []string, optname string) []string {
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mut cflags := ''
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mut flags := []string
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for ci, cv in args {
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for ci, cv in args {
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if cv == '-cflags' {
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if cv == optname {
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cflags += args[ci + 1] + ' '
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flags << args[ci + 1]
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}
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}
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}
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}
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return cflags
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return flags
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}
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fn parse_defines(defines []string) ([]string,[]string) {
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// '-d abc -d xyz=1 -d qwe=0' should produce:
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// compile_defines: ['abc','xyz']
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// compile_defines_all ['abc','xyz','qwe']
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mut compile_defines := []string
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mut compile_defines_all := []string
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for dfn in defines {
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dfn_parts := dfn.split('=')
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if dfn_parts.len == 1 {
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compile_defines << dfn
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compile_defines_all << dfn
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continue
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}
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if dfn_parts.len == 2 {
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compile_defines_all << dfn_parts[0]
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if dfn_parts[1] == '1' {
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compile_defines << dfn_parts[0]
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}
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}
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}
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return compile_defines, compile_defines_all
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}
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}
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fn missing_compiler_info() string {
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fn missing_compiler_info() string {
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@ -19,10 +19,18 @@ pub fn (c &CFlag) str() string {
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// get flags for current os
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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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mut flags := []CFlag
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mut ctimedefines := []string
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if v.compile_defines.len > 0 {
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ctimedefines << v.compile_defines
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}
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for flag in v.table.cflags {
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for flag in v.table.cflags {
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if flag.os == '' || (flag.os == 'linux' && v.os == .linux) || (flag.os == 'darwin' && v.os == .mac) || (flag.os == 'freebsd' && v.os == .freebsd) || (flag.os == 'windows' && v.os == .windows) {
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if flag.os == '' || (flag.os == 'linux' && v.os == .linux) || (flag.os == 'darwin' && v.os == .mac) || (flag.os == 'freebsd' && v.os == .freebsd) || (flag.os == 'windows' && v.os == .windows) {
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flags << flag
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flags << flag
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}
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}
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if flag.os in ctimedefines {
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flags << flag
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}
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}
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}
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return flags
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return flags
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}
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}
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@ -66,7 +74,7 @@ fn (table &Table) has_cflag(cflag CFlag) bool {
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// parse the flags to (table.cflags) []CFlag
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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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// Note: clean up big time (joe-c)
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fn (table mut Table) parse_cflag(cflag string, mod string) ?bool {
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fn (table mut Table) parse_cflag(cflag string, mod string, ctimedefines []string) ?bool {
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allowed_flags := ['framework', 'library', 'Wa', 'Wl', 'Wp', 'I', 'l', 'L', ]
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allowed_flags := ['framework', 'library', 'Wa', 'Wl', 'Wp', 'I', 'l', 'L', ]
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flag_orig := cflag.trim_space()
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flag_orig := cflag.trim_space()
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mut flag := flag_orig
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mut flag := flag_orig
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@ -74,7 +82,10 @@ fn (table mut Table) parse_cflag(cflag string, mod string) ?bool {
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return true
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return true
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}
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}
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mut fos := ''
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mut fos := ''
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if flag.starts_with('linux') || flag.starts_with('darwin') || flag.starts_with('freebsd') || flag.starts_with('windows') {
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mut allowed_os_overrides := ['linux','darwin','freebsd','windows']
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allowed_os_overrides << ctimedefines
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for os_override in allowed_os_overrides {
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if !flag.starts_with( os_override ) { continue }
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pos := flag.index(' ') or {
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pos := flag.index(' ') or {
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return none
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return none
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}
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}
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@ -351,7 +351,11 @@ fn os_name_to_ifdef(name string) string {
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return ''
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return ''
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}
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}
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fn platform_postfix_to_ifdefguard(name string) string {
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fn (v &V) platform_postfix_to_ifdefguard(name string) string {
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if name.starts_with('custom '){
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cdefine := name.replace('custom ','')
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return '#ifdef CUSTOM_DEFINE_${cdefine}'
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}
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s := match name {
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s := match name {
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'.v'{
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'.v'{
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''
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''
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@ -20,6 +20,7 @@ fn (p mut Parser) comp_time() {
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}
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}
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name := p.check_name()
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name := p.check_name()
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p.fspace()
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p.fspace()
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if name in supported_platforms {
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if name in supported_platforms {
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ifdef_name := os_name_to_ifdef(name)
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ifdef_name := os_name_to_ifdef(name)
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if name == 'mac' {
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if name == 'mac' {
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@ -99,6 +100,9 @@ fn (p mut Parser) comp_time() {
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else if name == 'clang' {
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else if name == 'clang' {
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p.comptime_if_block('__clang__')
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p.comptime_if_block('__clang__')
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}
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}
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else if p.v.compile_defines_all.len > 0 && name in p.v.compile_defines_all {
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p.comptime_if_block('CUSTOM_DEFINE_${name}')
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}
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else {
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else {
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println('Supported platforms:')
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println('Supported platforms:')
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println(supported_platforms)
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println(supported_platforms)
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@ -209,7 +213,7 @@ fn (p mut Parser) chash() {
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flag = flag.replace('@VLIB_PATH', p.pref.vlib_path)
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flag = flag.replace('@VLIB_PATH', p.pref.vlib_path)
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flag = flag.replace('@VMOD', v_modules_path)
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flag = flag.replace('@VMOD', v_modules_path)
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// p.log('adding flag "$flag"')
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// p.log('adding flag "$flag"')
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_ = p.table.parse_cflag(flag, p.mod) or {
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_ = p.table.parse_cflag(flag, p.mod, p.v.compile_defines_all ) or {
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p.error_with_token_index(err, p.cur_tok_index() - 1)
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p.error_with_token_index(err, p.cur_tok_index() - 1)
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return
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return
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}
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}
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@ -749,7 +749,7 @@ fn (p mut Parser) verify_fn_before_call(f &Fn) {
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// p.tok == fn_name
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// p.tok == fn_name
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fn (p mut Parser) fn_call(f mut Fn, method_ph int, receiver_var, receiver_type string) {
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fn (p mut Parser) fn_call(f mut Fn, method_ph int, receiver_var, receiver_type string) {
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p.verify_fn_before_call(f)
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p.verify_fn_before_call(f)
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is_comptime_define := f.comptime_define != '' && f.comptime_define != p.pref.comptime_define
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is_comptime_define := f.comptime_define != '' && !(f.comptime_define in p.v.compile_defines )
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if is_comptime_define {
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if is_comptime_define {
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p.cgen.nogen = true
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p.cgen.nogen = true
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}
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}
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@ -76,6 +76,10 @@ pub mut:
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gen_parser_idx map[string]int
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gen_parser_idx map[string]int
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cached_mods []string
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cached_mods []string
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module_lookup_paths []string
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module_lookup_paths []string
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// -d vfmt and -d another=0 for `$if vfmt { will execute }` and `$if another { will NOT get here }`
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compile_defines []string // just ['vfmt']
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compile_defines_all []string // contains both: ['vfmt','another']
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}
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}
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struct Preferences {
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struct Preferences {
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@ -117,7 +121,6 @@ pub mut:
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// This is on by default, since a vast majority of users do not
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// This is on by default, since a vast majority of users do not
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// work on the builtin module itself.
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// work on the builtin module itself.
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// generating_vh bool
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// generating_vh bool
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comptime_define string // -D vfmt for `if $vfmt {`
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fast bool // use tcc/x64 codegen
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fast bool // use tcc/x64 codegen
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enable_globals bool // allow __global for low level code
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enable_globals bool // allow __global for low level code
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// is_fmt bool
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// is_fmt bool
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@ -251,7 +254,20 @@ pub fn (v mut V) compile() {
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else {
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else {
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cgen.genln('#include <stdint.h>')
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cgen.genln('#include <stdint.h>')
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}
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}
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if v.compile_defines_all.len > 0 {
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cgen.genln('')
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cgen.genln('// All custom defines : ' + v.compile_defines_all.join(','))
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cgen.genln('// Turned ON custom defines: ' + v.compile_defines.join(','))
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for cdefine in v.compile_defines {
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cgen.genln('#define CUSTOM_DEFINE_${cdefine}')
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}
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cgen.genln('//')
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cgen.genln('')
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}
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cgen.genln(c_builtin_types)
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cgen.genln(c_builtin_types)
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if !v.pref.is_bare {
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if !v.pref.is_bare {
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cgen.genln(c_headers)
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cgen.genln(c_headers)
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}
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}
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@ -638,6 +654,19 @@ pub fn (v &V) v_files_from_dir(dir string) []string {
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if file.ends_with('_c.v') && v.os == .js {
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if file.ends_with('_c.v') && v.os == .js {
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continue
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continue
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}
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}
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if v.compile_defines_all.len > 0 && file.contains('_d_') {
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mut allowed := false
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for cdefine in v.compile_defines {
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file_postfix := '_d_${cdefine}.v'
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if file.ends_with(file_postfix) {
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allowed = true
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break
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}
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}
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if !allowed {
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continue
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}
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}
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res << filepath.join(dir,file)
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res << filepath.join(dir,file)
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}
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}
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return res
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return res
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@ -905,8 +934,6 @@ pub fn new_v(args []string) &V {
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vgen_buf.writeln('module vgen\nimport strings')
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vgen_buf.writeln('module vgen\nimport strings')
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joined_args := args.join(' ')
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joined_args := args.join(' ')
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target_os := get_arg(joined_args, 'os', '')
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target_os := get_arg(joined_args, 'os', '')
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comptime_define := get_arg(joined_args, 'd', '')
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// println('comptimedefine=$comptime_define')
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mut out_name := get_arg(joined_args, 'o', 'a.out')
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mut out_name := get_arg(joined_args, 'o', 'a.out')
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mut dir := args.last()
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mut dir := args.last()
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if 'run' in args {
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if 'run' in args {
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@ -1031,7 +1058,11 @@ pub fn new_v(args []string) &V {
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exit(1)
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exit(1)
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}
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}
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mut out_name_c := get_vtmp_filename(out_name, '.tmp.c')
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mut out_name_c := get_vtmp_filename(out_name, '.tmp.c')
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cflags := get_cmdline_cflags(args)
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cflags := get_cmdline_multiple_values(args, '-cflags').join(' ')
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defines := get_cmdline_multiple_values(args, '-d')
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compile_defines, compile_defines_all := parse_defines( defines )
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rdir := os.realpath(dir)
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rdir := os.realpath(dir)
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rdir_name := os.filename(rdir)
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rdir_name := os.filename(rdir)
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if '-bare' in args {
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if '-bare' in args {
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@ -1073,7 +1104,6 @@ pub fn new_v(args []string) &V {
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cflags: cflags
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cflags: cflags
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ccompiler: find_c_compiler()
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ccompiler: find_c_compiler()
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building_v: !is_repl && (rdir_name == 'compiler' || rdir_name == 'v.v' || dir.contains('vlib'))
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building_v: !is_repl && (rdir_name == 'compiler' || rdir_name == 'v.v' || dir.contains('vlib'))
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comptime_define: comptime_define
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// is_fmt: comptime_define == 'vfmt'
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// is_fmt: comptime_define == 'vfmt'
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user_mod_path: user_mod_path
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user_mod_path: user_mod_path
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@ -1104,7 +1134,9 @@ pub fn new_v(args []string) &V {
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vroot: vroot
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vroot: vroot
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pref: pref
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pref: pref
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mod: mod
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mod: mod
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vgen_buf: vgen_buf
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vgen_buf: vgen_buf
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compile_defines: compile_defines
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compile_defines_all: compile_defines_all
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}
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}
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}
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}
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@ -155,10 +155,22 @@ fn (v mut V) new_parser_from_file(path string) Parser {
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println('warning: use "$p" file name instead of "$path"')
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println('warning: use "$p" file name instead of "$path"')
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}
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}
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path_platform = path_ending
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path_platform = path_ending
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path_pcguard = platform_postfix_to_ifdefguard(path_ending)
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path_pcguard = v.platform_postfix_to_ifdefguard(path_ending)
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break
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break
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}
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}
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}
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}
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if v.compile_defines.len > 0 {
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for cdefine in v.compile_defines {
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custom_path_ending := '_d_${cdefine}.v'
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if path.ends_with(custom_path_ending){
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path_platform = custom_path_ending
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path_pcguard = v.platform_postfix_to_ifdefguard('custom $cdefine')
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break
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}
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}
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}
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mut p := v.new_parser(new_scanner_file(path))
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mut p := v.new_parser(new_scanner_file(path))
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p = {
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p = {
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p |
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p |
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