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- // Copyright 2015 Google Inc. All rights reserved.
- //
- // Licensed under the Apache License, Version 2.0 (the "License");
- // you may not use this file except in compliance with the License.
- // You may obtain a copy of the License at
- //
- // http://www.apache.org/licenses/LICENSE-2.0
- //
- // Unless required by applicable law or agreed to in writing, software
- // distributed under the License is distributed on an "AS IS" BASIS,
- // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- // See the License for the specific language governing permissions and
- // limitations under the License.
- // soong_zip is a utility used during the build to create a zip archive by pulling the entries from
- // various sources:
- // * explicitly specified files
- // * files whose paths are read from a file
- // * directories traversed recursively
- // It can optionally change the recorded path of an entry.
- package main
- import (
- "flag"
- "fmt"
- "os"
- "runtime"
- "runtime/pprof"
- "runtime/trace"
- "strconv"
- "strings"
- "android/soong/response"
- "android/soong/zip"
- )
- type uniqueSet map[string]bool
- func (u *uniqueSet) String() string {
- return `""`
- }
- func (u *uniqueSet) Set(s string) error {
- if _, found := (*u)[s]; found {
- return fmt.Errorf("File %q was specified twice as a file to not deflate", s)
- } else {
- (*u)[s] = true
- }
- return nil
- }
- type file struct{}
- func (file) String() string { return `""` }
- func (file) Set(s string) error {
- fileArgsBuilder.File(s)
- return nil
- }
- type listFiles struct{}
- func (listFiles) String() string { return `""` }
- func (listFiles) Set(s string) error {
- fileArgsBuilder.List(s)
- return nil
- }
- type rspFiles struct{}
- func (rspFiles) String() string { return `""` }
- func (rspFiles) Set(s string) error {
- fileArgsBuilder.RspFile(s)
- return nil
- }
- type explicitFile struct{}
- func (explicitFile) String() string { return `""` }
- func (explicitFile) Set(s string) error {
- fileArgsBuilder.ExplicitPathInZip(s)
- return nil
- }
- type dir struct{}
- func (dir) String() string { return `""` }
- func (dir) Set(s string) error {
- fileArgsBuilder.Dir(s)
- return nil
- }
- type relativeRoot struct{}
- func (relativeRoot) String() string { return "" }
- func (relativeRoot) Set(s string) error {
- fileArgsBuilder.SourcePrefixToStrip(s)
- return nil
- }
- type junkPaths struct{}
- func (junkPaths) IsBoolFlag() bool { return true }
- func (junkPaths) String() string { return "" }
- func (junkPaths) Set(s string) error {
- v, err := strconv.ParseBool(s)
- fileArgsBuilder.JunkPaths(v)
- return err
- }
- type rootPrefix struct{}
- func (rootPrefix) String() string { return "" }
- func (rootPrefix) Set(s string) error {
- fileArgsBuilder.PathPrefixInZip(s)
- return nil
- }
- var (
- fileArgsBuilder = zip.NewFileArgsBuilder()
- nonDeflatedFiles = make(uniqueSet)
- )
- func main() {
- var expandedArgs []string
- for _, arg := range os.Args {
- if strings.HasPrefix(arg, "@") {
- f, err := os.Open(strings.TrimPrefix(arg, "@"))
- if err != nil {
- fmt.Fprintln(os.Stderr, err.Error())
- os.Exit(1)
- }
- respArgs, err := response.ReadRspFile(f)
- f.Close()
- if err != nil {
- fmt.Fprintln(os.Stderr, err.Error())
- os.Exit(1)
- }
- expandedArgs = append(expandedArgs, respArgs...)
- } else {
- expandedArgs = append(expandedArgs, arg)
- }
- }
- flags := flag.NewFlagSet("flags", flag.ExitOnError)
- flags.Usage = func() {
- fmt.Fprintf(os.Stderr, "usage: soong_zip -o zipfile [-m manifest] [-C dir] [-f|-l file] [-D dir]...\n")
- flags.PrintDefaults()
- os.Exit(2)
- }
- out := flags.String("o", "", "file to write zip file to")
- manifest := flags.String("m", "", "input jar manifest file name")
- directories := flags.Bool("d", false, "include directories in zip")
- compLevel := flags.Int("L", 5, "deflate compression level (0-9)")
- emulateJar := flags.Bool("jar", false, "modify the resultant .zip to emulate the output of 'jar'")
- writeIfChanged := flags.Bool("write_if_changed", false, "only update resultant .zip if it has changed")
- ignoreMissingFiles := flags.Bool("ignore_missing_files", false, "continue if a requested file does not exist")
- symlinks := flags.Bool("symlinks", true, "store symbolic links in zip instead of following them")
- srcJar := flags.Bool("srcjar", false, "move .java files to locations that match their package statement")
- parallelJobs := flags.Int("parallel", runtime.NumCPU(), "number of parallel threads to use")
- cpuProfile := flags.String("cpuprofile", "", "write cpu profile to file")
- traceFile := flags.String("trace", "", "write trace to file")
- sha256Checksum := flags.Bool("sha256", false, "add a zip header to each file containing its SHA256 digest")
- flags.Var(&rootPrefix{}, "P", "path prefix within the zip at which to place files")
- flags.Var(&listFiles{}, "l", "file containing list of files to zip")
- flags.Var(&rspFiles{}, "r", "file containing list of files to zip with Ninja rsp file escaping")
- flags.Var(&dir{}, "D", "directory to include in zip")
- flags.Var(&file{}, "f", "file to include in zip")
- flags.Var(&nonDeflatedFiles, "s", "file path to be stored within the zip without compression")
- flags.Var(&relativeRoot{}, "C", "path to use as relative root of files in following -f, -l, or -D arguments")
- flags.Var(&junkPaths{}, "j", "junk paths, zip files without directory names")
- flags.Var(&explicitFile{}, "e", "filename to use in the zip file for the next -f argument")
- flags.Parse(expandedArgs[1:])
- if flags.NArg() > 0 {
- fmt.Fprintf(os.Stderr, "unexpected arguments %s\n", strings.Join(flags.Args(), " "))
- flags.Usage()
- }
- if *cpuProfile != "" {
- f, err := os.Create(*cpuProfile)
- if err != nil {
- fmt.Fprintln(os.Stderr, err.Error())
- os.Exit(1)
- }
- defer f.Close()
- pprof.StartCPUProfile(f)
- defer pprof.StopCPUProfile()
- }
- if *traceFile != "" {
- f, err := os.Create(*traceFile)
- if err != nil {
- fmt.Fprintln(os.Stderr, err.Error())
- os.Exit(1)
- }
- defer f.Close()
- err = trace.Start(f)
- if err != nil {
- fmt.Fprintln(os.Stderr, err.Error())
- os.Exit(1)
- }
- defer trace.Stop()
- }
- if fileArgsBuilder.Error() != nil {
- fmt.Fprintln(os.Stderr, fileArgsBuilder.Error())
- os.Exit(1)
- }
- err := zip.Zip(zip.ZipArgs{
- FileArgs: fileArgsBuilder.FileArgs(),
- OutputFilePath: *out,
- EmulateJar: *emulateJar,
- SrcJar: *srcJar,
- AddDirectoryEntriesToZip: *directories,
- CompressionLevel: *compLevel,
- ManifestSourcePath: *manifest,
- NumParallelJobs: *parallelJobs,
- NonDeflatedFiles: nonDeflatedFiles,
- WriteIfChanged: *writeIfChanged,
- StoreSymlinks: *symlinks,
- IgnoreMissingFiles: *ignoreMissingFiles,
- Sha256Checksum: *sha256Checksum,
- })
- if err != nil {
- fmt.Fprintln(os.Stderr, "error:", err.Error())
- os.Exit(1)
- }
- }
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