| 99 | } |
| 100 | |
| 101 | func copyAll(srcs []string, dstDir string, preserve []string) (nums chan int64, errs chan error) { |
| 102 | nums = make(chan int64, 1024) |
| 103 | errs = make(chan error, 1024) |
| 104 | |
| 105 | go func() { |
| 106 | dirInfos := make(map[string]os.FileInfo) |
| 107 | |
| 108 | for _, src := range srcs { |
| 109 | file := filepath.Base(src) |
| 110 | dst := filepath.Join(dstDir, file) |
| 111 | |
| 112 | if lstat, err := os.Lstat(dst); err == nil { |
| 113 | ext := getFileExtension(lstat) |
| 114 | basename := file[:len(file)-len(ext)] |
| 115 | var newPath string |
| 116 | for i := 1; !os.IsNotExist(err); i++ { |
| 117 | file = strings.ReplaceAll(gOpts.dupfilefmt, "%f", basename+ext) |
| 118 | file = strings.ReplaceAll(file, "%b", basename) |
| 119 | file = strings.ReplaceAll(file, "%e", ext) |
| 120 | file = strings.ReplaceAll(file, "%n", strconv.Itoa(i)) |
| 121 | newPath = filepath.Join(dstDir, file) |
| 122 | _, err = os.Lstat(newPath) |
| 123 | } |
| 124 | dst = newPath |
| 125 | } |
| 126 | |
| 127 | if rel, err := filepath.Rel(src, dst); err == nil && rel != "." && filepath.IsLocal(rel) { |
| 128 | errs <- fmt.Errorf("cannot copy %s into a subdirectory of itself", src) |
| 129 | continue |
| 130 | } |
| 131 | |
| 132 | err := filepath.Walk(src, func(path string, info os.FileInfo, err error) error { |
| 133 | if err != nil { |
| 134 | errs <- fmt.Errorf("walk: %w", err) |
| 135 | return nil |
| 136 | } |
| 137 | rel, err := filepath.Rel(src, path) |
| 138 | if err != nil { |
| 139 | errs <- fmt.Errorf("relative: %w", err) |
| 140 | return nil |
| 141 | } |
| 142 | newPath := filepath.Join(dst, rel) |
| 143 | switch { |
| 144 | case info.IsDir(): |
| 145 | dstMode := os.ModePerm |
| 146 | if slices.Contains(preserve, "mode") { |
| 147 | dstMode = info.Mode() |
| 148 | } |
| 149 | if err := os.MkdirAll(newPath, dstMode); err != nil { |
| 150 | errs <- fmt.Errorf("mkdir: %w", err) |
| 151 | } |
| 152 | if slices.Contains(preserve, "timestamps") { |
| 153 | dirInfos[newPath] = info |
| 154 | } |
| 155 | nums <- info.Size() |
| 156 | case info.Mode()&os.ModeSymlink != 0: |
| 157 | if rlink, err := os.Readlink(path); err != nil { |
| 158 | errs <- fmt.Errorf("symlink: %w", err) |