v/cmd/tools/check_os_api_parity.v

112 lines
2.8 KiB
V

module main
import os
import v.util
import v.util.diff
import v.pref
import v.builder
import v.builder.cbuilder
import v.ast
import term
const base_os = pref.get_host_os()
const os_list = [pref.OS.linux, .macos, .windows, .freebsd, .openbsd, .solaris, .termux]
const skip_modules = [
'builtin.bare',
'builtin.linux_bare.old',
'builtin.js',
'builtin.wasm',
'strconv',
'strconv.ftoa',
'hash',
'strings',
'crypto.rand',
'os.bare',
'os2',
'szip',
'v.eval',
]
const is_verbose = os.getenv('VERBOSE') != ''
fn main() {
vexe := os.real_path(os.getenv_opt('VEXE') or { @VEXE })
vroot := os.dir(vexe)
util.set_vroot_folder(vroot)
os.chdir(vroot)!
modules := if os.args.len > 1 { os.args[1..] } else { all_vlib_modules() }
mut diff_modules := map[string]bool{}
other_os_list := os_list.filter(it != base_os)
for m in modules {
if !is_verbose {
eprintln('Checking module: ${m} ...')
}
api_base := gen_api_for_module_in_os(m, base_os)
for other_os in other_os_list {
api_os := gen_api_for_module_in_os(m, other_os)
if api_base == api_os {
continue
}
diff_modules[m] = true
summary := 'Different APIs found for module: `${m}`, between OS base: `${base_os}` and OS: `${other_os}`'
eprintln(term.header(summary, '-'))
diff_ := diff.compare_text(api_base, api_os) or { continue }
println(diff_)
eprintln(term.h_divider('-'))
}
}
if diff_modules.len > 0 {
eprintln(term.header('Found ${diff_modules.len} modules with different APIs',
'='))
for m in diff_modules.keys() {
eprintln('Module: ${m}')
}
exit(1)
}
}
fn all_vlib_modules() []string {
mut vlib_v_files := os.walk_ext('vlib', '.v')
mut vmodulesmap := map[string]int{}
for f in vlib_v_files {
if f.contains('/tests/') || f.ends_with('_test.v') {
continue
}
vmodulename := os.dir(f).replace('/', '.').replace('vlib.', '')
if vmodulename in skip_modules {
continue
}
vmodulesmap[vmodulename] = vmodulesmap[vmodulename] + 1
}
mut modules := vmodulesmap.keys()
modules.sort()
return modules
}
fn gen_api_for_module_in_os(mod_name string, os_ pref.OS) string {
if is_verbose {
eprintln('Checking module: ${mod_name:-30} for OS: ${os_:-10} ...')
}
os_name := os_.str().to_lower()
mpath := os.join_path('vlib', mod_name.replace('.', '/'))
tmpname := '/tmp/${mod_name}_${os_name}.c'
prefs, _ := pref.parse_args([], ['-os', os_name, '-o', tmpname, '-shared', mpath])
mut b := builder.new_builder(prefs)
cbuilder.compile_c(mut b)
mut res := []string{}
for f in b.parsed_files {
for s in f.stmts {
if s is ast.FnDecl && s.is_pub {
fn_mod := s.modname()
if fn_mod == mod_name {
fn_signature := b.table.stringify_fn_decl(&s, mod_name, map[string]string{},
false)
fline := '${fn_mod}: ${fn_signature}'
res << fline
}
}
}
}
res.sort()
return res.join('\n')
}