loov--lensm
wehub-resource-sync
79 行
2.1 KiB
Go
79 行
2.1 KiB
Go
package main
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//go:generate go run update.go
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import (
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"bytes"
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"io/fs"
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"os"
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"os/exec"
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"path/filepath"
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"strings"
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)
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func main() {
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must0(os.RemoveAll("src"))
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must0(os.Mkdir("src", 0755))
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goroot := strings.TrimSpace(must(run("go", "env", "GOROOT")))
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for _, subdir := range []string{"archive", "bio", "goobj", "objabi", "objfile", "src", "sys", "disasm"} {
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dir := filepath.Join(goroot, "src/cmd/internal", subdir)
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copydir(dir, filepath.Join("src", subdir))
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}
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for _, subdir := range []string{"abi", "goarch", "bisect", "buildcfg", "goexperiment", "saferio", "unsafeheader", "xcoff"} {
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dir := filepath.Join(goroot, "src/internal", subdir)
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copydir(dir, filepath.Join("src", subdir))
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}
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must0(os.WriteFile("src/disasm/expose.go", must(os.ReadFile("expose.go_")), 0644))
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must0(os.Remove("src/abi/abi_test.s"))
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}
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func copydir(srcdir, dstdir string) {
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must0(os.MkdirAll(dstdir, 0755))
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must0(filepath.WalkDir(srcdir, func(path string, d fs.DirEntry, err error) error {
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if err != nil {
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return err
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}
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base := must(filepath.Rel(srcdir, path))
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if d.IsDir() {
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if d.Name() == "testdata" {
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return fs.SkipDir
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}
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return os.MkdirAll(filepath.Join(dstdir, base), 0755)
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}
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if strings.HasSuffix(d.Name(), "_test.go") {
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return nil
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}
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dstfile := filepath.Join(dstdir, base)
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data := must(os.ReadFile(path))
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data = bytes.ReplaceAll(data, []byte(` "cmd/internal/`), []byte(` "loov.dev/lensm/internal/go/src/`))
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data = bytes.ReplaceAll(data, []byte(`import "cmd/internal/`), []byte(`import "loov.dev/lensm/internal/go/src/`))
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data = bytes.ReplaceAll(data, []byte(` "internal/`), []byte(` "loov.dev/lensm/internal/go/src/`))
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data = bytes.ReplaceAll(data, []byte(`import "internal/`), []byte(`import "loov.dev/lensm/internal/go/src/`))
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return os.WriteFile(dstfile, data, 0755)
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}))
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}
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func run(cmd string, args ...string) (string, error) {
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out, err := exec.Command(cmd, args...).Output()
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return string(out), err
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}
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func must0(err error) {
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if err != nil {
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panic(err)
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}
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}
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func must[T any](v T, err error) T {
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if err != nil {
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panic(err)
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}
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return v
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}
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