Shinichiro Hamaji | b69bf8a | 2015-06-10 14:52:06 +0900 | [diff] [blame] | 1 | // Copyright 2015 Google Inc. All rights reserved |
| 2 | // |
| 3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
| 4 | // you may not use this file except in compliance with the License. |
| 5 | // You may obtain a copy of the License at |
| 6 | // |
| 7 | // http://www.apache.org/licenses/LICENSE-2.0 |
| 8 | // |
| 9 | // Unless required by applicable law or agreed to in writing, software |
| 10 | // distributed under the License is distributed on an "AS IS" BASIS, |
| 11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 12 | // See the License for the specific language governing permissions and |
| 13 | // limitations under the License. |
| 14 | |
Fumitoshi Ukai | 358c68a | 2015-06-08 13:12:55 +0900 | [diff] [blame] | 15 | package main |
| 16 | |
| 17 | import ( |
Fumitoshi Ukai | 7adc0f5 | 2015-06-09 15:34:26 +0900 | [diff] [blame] | 18 | "errors" |
| 19 | "fmt" |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 20 | "os" |
Fumitoshi Ukai | 358c68a | 2015-06-08 13:12:55 +0900 | [diff] [blame] | 21 | "os/exec" |
| 22 | "path/filepath" |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 23 | "runtime" |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 24 | "sort" |
Fumitoshi Ukai | 358c68a | 2015-06-08 13:12:55 +0900 | [diff] [blame] | 25 | "strings" |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 26 | "sync" |
| 27 | "time" |
Fumitoshi Ukai | 358c68a | 2015-06-08 13:12:55 +0900 | [diff] [blame] | 28 | ) |
| 29 | |
Fumitoshi Ukai | 9042b99 | 2015-06-23 16:10:27 +0900 | [diff] [blame^] | 30 | type wildcardCacheT struct { |
| 31 | mu sync.Mutex |
| 32 | m map[string][]string |
| 33 | } |
| 34 | |
| 35 | var wildcardCache = &wildcardCacheT{ |
| 36 | m: make(map[string][]string), |
| 37 | } |
Fumitoshi Ukai | 358c68a | 2015-06-08 13:12:55 +0900 | [diff] [blame] | 38 | |
Fumitoshi Ukai | 9d959c3 | 2015-06-19 18:06:01 +0900 | [diff] [blame] | 39 | func wildcardGlob(pat string) []string { |
| 40 | // TODO(ukai): use find cache for glob if exists. |
| 41 | pattern := filepath.Clean(pat) |
| 42 | if pattern != pat { |
| 43 | // For some reason, go's Glob normalizes |
| 44 | // foo/../bar to bar. |
| 45 | i := strings.IndexAny(pattern, "*?[") |
| 46 | if i < 0 { |
| 47 | // no wildcard. if any files matched with pattern, |
| 48 | // return pat. |
| 49 | _, err := os.Stat(pat) |
| 50 | if err != nil { |
| 51 | return nil |
| 52 | } |
| 53 | return []string{pat} |
| 54 | } |
| 55 | if strings.Contains(pattern[i+1:], "..") { |
| 56 | // We ask shell to expand a glob to avoid this. |
| 57 | cmdline := []string{"/bin/sh", "-c", "/bin/ls -d " + pat} |
| 58 | cmd := exec.Cmd{ |
| 59 | Path: cmdline[0], |
| 60 | Args: cmdline, |
| 61 | } |
| 62 | // Ignore errors. |
| 63 | out, _ := cmd.Output() |
| 64 | ws := newWordScanner(out) |
| 65 | var files []string |
| 66 | for ws.Scan() { |
| 67 | files = append(files, string(ws.Bytes())) |
| 68 | } |
| 69 | return files |
| 70 | } |
| 71 | // prefix + meta + suffix, and suffix doesn't have '..' |
| 72 | prefix := pattern[:i] |
| 73 | i = strings.IndexAny(pat, "*?[") |
| 74 | if i < 0 { |
| 75 | panic(fmt.Sprintf("wildcard metachar mismatch? pattern=%q pat=%q", pattern, pat)) |
| 76 | } |
| 77 | oprefix := pat[:i] |
| 78 | matched, err := filepath.Glob(pattern) |
| 79 | if err != nil { |
| 80 | panic(err) |
| 81 | } |
| 82 | var files []string |
| 83 | for _, m := range matched { |
| 84 | file := oprefix + strings.TrimPrefix(m, prefix) |
| 85 | _, err := os.Stat(file) |
| 86 | if err != nil { |
| 87 | continue |
| 88 | } |
| 89 | files = append(files, file) |
| 90 | } |
| 91 | return files |
| 92 | } |
| 93 | files, err := filepath.Glob(pat) |
| 94 | if err != nil { |
| 95 | panic(err) |
| 96 | } |
| 97 | return files |
| 98 | } |
| 99 | |
Fumitoshi Ukai | 358c68a | 2015-06-08 13:12:55 +0900 | [diff] [blame] | 100 | func wildcard(sw *ssvWriter, pat string) { |
| 101 | if useWildcardCache { |
| 102 | // TODO(ukai): make sure it didn't chdir? |
Fumitoshi Ukai | 9042b99 | 2015-06-23 16:10:27 +0900 | [diff] [blame^] | 103 | wildcardCache.mu.Lock() |
| 104 | files, ok := wildcardCache.m[pat] |
| 105 | wildcardCache.mu.Unlock() |
| 106 | if ok { |
Fumitoshi Ukai | 358c68a | 2015-06-08 13:12:55 +0900 | [diff] [blame] | 107 | for _, file := range files { |
| 108 | sw.WriteString(file) |
| 109 | } |
| 110 | return |
| 111 | } |
| 112 | } |
Fumitoshi Ukai | 9d959c3 | 2015-06-19 18:06:01 +0900 | [diff] [blame] | 113 | files := wildcardGlob(pat) |
Fumitoshi Ukai | 358c68a | 2015-06-08 13:12:55 +0900 | [diff] [blame] | 114 | for _, file := range files { |
| 115 | sw.WriteString(file) |
| 116 | } |
| 117 | if useWildcardCache { |
Fumitoshi Ukai | 9042b99 | 2015-06-23 16:10:27 +0900 | [diff] [blame^] | 118 | wildcardCache.mu.Lock() |
| 119 | wildcardCache.m[pat] = files |
| 120 | wildcardCache.mu.Unlock() |
Fumitoshi Ukai | 358c68a | 2015-06-08 13:12:55 +0900 | [diff] [blame] | 121 | } |
| 122 | } |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 123 | |
| 124 | type fileInfo struct { |
| 125 | path string |
| 126 | mode os.FileMode |
| 127 | } |
| 128 | |
| 129 | type androidFindCacheT struct { |
| 130 | once sync.Once |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 131 | filesch chan []fileInfo |
| 132 | leavesch chan []fileInfo |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 133 | files []fileInfo |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 134 | leaves []fileInfo |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 135 | scanTime time.Duration |
| 136 | } |
| 137 | |
| 138 | var ( |
| 139 | androidFindCache androidFindCacheT |
| 140 | ) |
| 141 | |
| 142 | func (c *androidFindCacheT) ready() bool { |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 143 | if c.files != nil { |
| 144 | return true |
| 145 | } |
| 146 | select { |
| 147 | case c.files = <-c.filesch: |
| 148 | } |
| 149 | return c.files != nil |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 150 | } |
| 151 | |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 152 | func (c *androidFindCacheT) leavesReady() bool { |
| 153 | if c.leaves != nil { |
| 154 | return true |
| 155 | } |
| 156 | select { |
| 157 | case c.leaves = <-c.leavesch: |
| 158 | } |
| 159 | return c.leaves != nil |
| 160 | } |
| 161 | |
| 162 | func (c *androidFindCacheT) init(prunes, leaves []string) { |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 163 | c.once.Do(func() { |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 164 | c.filesch = make(chan []fileInfo, 1) |
| 165 | c.leavesch = make(chan []fileInfo, 1) |
| 166 | go c.start(prunes, leaves) |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 167 | }) |
| 168 | } |
| 169 | |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 170 | func (c *androidFindCacheT) start(prunes, leafNames []string) { |
| 171 | Logf("find cache init: prunes=%q leafNames=%q", prunes, leafNames) |
| 172 | te := traceEvent.begin("findcache", literal("init"), traceEventFindCache) |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 173 | defer func() { |
Fumitoshi Ukai | f543f4d | 2015-06-15 15:21:47 +0900 | [diff] [blame] | 174 | traceEvent.end(te) |
| 175 | c.scanTime = time.Since(te.t) |
Shinichiro Hamaji | b6ad7da | 2015-06-10 16:49:15 +0900 | [diff] [blame] | 176 | LogStats("android find cache scan: %v", c.scanTime) |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 177 | }() |
| 178 | |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 179 | dirs := make(chan string, 32) |
| 180 | filech := make(chan fileInfo, 1000) |
| 181 | leafch := make(chan fileInfo, 1000) |
| 182 | var wg sync.WaitGroup |
| 183 | numWorker := runtime.NumCPU() - 1 |
| 184 | wg.Add(numWorker) |
| 185 | for i := 0; i < numWorker; i++ { |
| 186 | go func() { |
| 187 | defer wg.Done() |
| 188 | for dir := range dirs { |
| 189 | err := filepath.Walk(dir, func(path string, info os.FileInfo, err error) error { |
| 190 | if info.IsDir() { |
| 191 | for _, prune := range prunes { |
| 192 | if info.Name() == prune { |
| 193 | Logf("find cache prune: %s", path) |
| 194 | return filepath.SkipDir |
| 195 | } |
| 196 | } |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 197 | } |
| 198 | filech <- fileInfo{ |
| 199 | path: path, |
| 200 | mode: info.Mode(), |
| 201 | } |
| 202 | for _, leaf := range leafNames { |
| 203 | if info.Name() == leaf { |
| 204 | Logf("find cache leaf: %s", path) |
| 205 | leafch <- fileInfo{ |
| 206 | path: path, |
| 207 | mode: info.Mode(), |
| 208 | } |
| 209 | break |
| 210 | } |
| 211 | } |
| 212 | return nil |
| 213 | }) |
| 214 | if err != nil && err != filepath.SkipDir { |
| 215 | Logf("error in adnroid find cache: %v", err) |
| 216 | close(c.filesch) |
| 217 | close(c.leavesch) |
| 218 | return |
Fumitoshi Ukai | 0daac1f | 2015-06-11 11:56:50 +0900 | [diff] [blame] | 219 | } |
| 220 | } |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 221 | }() |
| 222 | } |
| 223 | |
| 224 | go func() { |
Fumitoshi Ukai | 040271f | 2015-06-18 11:04:46 +0900 | [diff] [blame] | 225 | dirs := make(map[string]bool) |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 226 | leavesTe := traceEvent.begin("findcache", literal("leaves"), traceEventFindCacheLeaves) |
| 227 | var leaves []fileInfo |
Fumitoshi Ukai | 040271f | 2015-06-18 11:04:46 +0900 | [diff] [blame] | 228 | nfiles := 0 |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 229 | for leaf := range leafch { |
| 230 | leaves = append(leaves, leaf) |
Fumitoshi Ukai | 040271f | 2015-06-18 11:04:46 +0900 | [diff] [blame] | 231 | nfiles++ |
| 232 | for dir := filepath.Dir(leaf.path); dir != "."; dir = filepath.Dir(dir) { |
| 233 | if dirs[dir] { |
| 234 | break |
| 235 | } |
| 236 | leaves = append(leaves, fileInfo{ |
| 237 | path: dir, |
| 238 | mode: leaf.mode | os.ModeDir, |
| 239 | }) |
| 240 | dirs[dir] = true |
| 241 | } |
Fumitoshi Ukai | 0daac1f | 2015-06-11 11:56:50 +0900 | [diff] [blame] | 242 | } |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 243 | sort.Sort(fileInfoByLeaf(leaves)) |
| 244 | c.leavesch <- leaves |
| 245 | traceEvent.end(leavesTe) |
Fumitoshi Ukai | 040271f | 2015-06-18 11:04:46 +0900 | [diff] [blame] | 246 | LogStats("%d leaves %d dirs in find cache", nfiles, len(dirs)) |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 247 | for i, leaf := range leaves { |
| 248 | Logf("android findleaves cache: %d: %s %v", i, leaf.path, leaf.mode) |
| 249 | } |
| 250 | }() |
| 251 | |
| 252 | go func() { |
| 253 | filesTe := traceEvent.begin("findcache", literal("files"), traceEventFindCacheFiles) |
| 254 | var files []fileInfo |
| 255 | for file := range filech { |
| 256 | files = append(files, file) |
| 257 | } |
| 258 | sort.Sort(fileInfoByName(files)) |
| 259 | c.filesch <- files |
| 260 | traceEvent.end(filesTe) |
Fumitoshi Ukai | 040271f | 2015-06-18 11:04:46 +0900 | [diff] [blame] | 261 | LogStats("%d files in find cache", len(files)) |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 262 | for i, fi := range files { |
| 263 | Logf("android find cache: %d: %s %v", i, fi.path, fi.mode) |
| 264 | } |
| 265 | }() |
| 266 | |
| 267 | curdir, err := os.Open(".") |
| 268 | if err != nil { |
| 269 | Logf("open . failed: %v", err) |
| 270 | close(c.filesch) |
| 271 | close(c.leavesch) |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 272 | return |
| 273 | } |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 274 | names, err := curdir.Readdirnames(-1) |
| 275 | if err != nil { |
| 276 | Logf("readdir . failed: %v", err) |
| 277 | close(c.filesch) |
| 278 | close(c.leavesch) |
| 279 | return |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 280 | } |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 281 | curdir.Close() |
| 282 | |
| 283 | for _, name := range names { |
| 284 | dirs <- name |
| 285 | } |
| 286 | close(dirs) |
| 287 | wg.Wait() |
| 288 | close(filech) |
| 289 | close(leafch) |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 290 | } |
| 291 | |
| 292 | type fileInfoByName []fileInfo |
| 293 | |
| 294 | func (f fileInfoByName) Len() int { return len(f) } |
| 295 | func (f fileInfoByName) Swap(i, j int) { f[i], f[j] = f[j], f[i] } |
| 296 | func (f fileInfoByName) Less(i, j int) bool { |
| 297 | return f[i].path < f[j].path |
| 298 | } |
| 299 | |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 300 | type fileInfoByLeaf []fileInfo |
| 301 | |
| 302 | func (f fileInfoByLeaf) Len() int { return len(f) } |
| 303 | func (f fileInfoByLeaf) Swap(i, j int) { f[i], f[j] = f[j], f[i] } |
| 304 | func (f fileInfoByLeaf) Less(i, j int) bool { |
| 305 | di := strings.Count(f[i].path, "/") |
| 306 | dj := strings.Count(f[j].path, "/") |
| 307 | if di != dj { |
| 308 | return di < dj |
| 309 | } |
Fumitoshi Ukai | c39b188 | 2015-06-16 16:29:08 +0900 | [diff] [blame] | 310 | diri := filepath.Dir(f[i].path) + "/" |
| 311 | dirj := filepath.Dir(f[j].path) + "/" |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 312 | if diri != dirj { |
| 313 | return diri < dirj |
| 314 | } |
| 315 | mdi := f[i].mode & os.ModeDir |
| 316 | mdj := f[j].mode & os.ModeDir |
| 317 | if mdi != mdj { |
| 318 | return mdi < mdj |
| 319 | } |
| 320 | return f[i].path < f[j].path |
| 321 | } |
| 322 | |
Fumitoshi Ukai | 7adc0f5 | 2015-06-09 15:34:26 +0900 | [diff] [blame] | 323 | var errSkipDir = errors.New("skip dir") |
| 324 | |
| 325 | func (c *androidFindCacheT) walk(dir string, walkFn func(int, fileInfo) error) error { |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 326 | i := sort.Search(len(c.files), func(i int) bool { |
| 327 | return c.files[i].path >= dir |
| 328 | }) |
Fumitoshi Ukai | 1a77c8c | 2015-06-09 12:56:22 +0900 | [diff] [blame] | 329 | Logf("android find in dir cache: %s i=%d/%d", dir, i, len(c.files)) |
Fumitoshi Ukai | 7adc0f5 | 2015-06-09 15:34:26 +0900 | [diff] [blame] | 330 | start := i |
| 331 | var skipdirs []string |
| 332 | Loop: |
| 333 | for i := start; i < len(c.files); i++ { |
| 334 | if c.files[i].path == dir { |
| 335 | err := walkFn(i, c.files[i]) |
| 336 | if err != nil { |
| 337 | return err |
Fumitoshi Ukai | 1a77c8c | 2015-06-09 12:56:22 +0900 | [diff] [blame] | 338 | } |
Fumitoshi Ukai | 7adc0f5 | 2015-06-09 15:34:26 +0900 | [diff] [blame] | 339 | continue |
| 340 | } |
| 341 | if !strings.HasPrefix(c.files[i].path, dir) { |
| 342 | Logf("android find in dir cache: %s end=%d/%d", dir, i, len(c.files)) |
| 343 | return nil |
| 344 | } |
| 345 | if !strings.HasPrefix(c.files[i].path, dir+"/") { |
| 346 | continue |
| 347 | } |
| 348 | for _, skip := range skipdirs { |
| 349 | if strings.HasPrefix(c.files[i].path, skip+"/") { |
| 350 | continue Loop |
Fumitoshi Ukai | 1a77c8c | 2015-06-09 12:56:22 +0900 | [diff] [blame] | 351 | } |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 352 | } |
Fumitoshi Ukai | 7adc0f5 | 2015-06-09 15:34:26 +0900 | [diff] [blame] | 353 | |
| 354 | err := walkFn(i, c.files[i]) |
| 355 | if err == errSkipDir { |
| 356 | Logf("android find in skip dir: %s", c.files[i].path) |
| 357 | skipdirs = append(skipdirs, c.files[i].path) |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 358 | continue |
| 359 | } |
Fumitoshi Ukai | 7adc0f5 | 2015-06-09 15:34:26 +0900 | [diff] [blame] | 360 | if err != nil { |
| 361 | return err |
| 362 | } |
| 363 | } |
| 364 | return nil |
| 365 | } |
| 366 | |
| 367 | // pattern in repo/android/build/core/definitions.mk |
| 368 | // find-subdir-assets |
| 369 | // if [ -d $1 ] ; then cd $1 ; find ./ -not -name '.*' -and -type f -and -not -type l ; fi |
| 370 | func (c *androidFindCacheT) findInDir(sw *ssvWriter, dir string) { |
| 371 | dir = filepath.Clean(dir) |
| 372 | Logf("android find in dir cache: %s", dir) |
| 373 | c.walk(dir, func(_ int, fi fileInfo) error { |
| 374 | // -not -name '.*' |
| 375 | if strings.HasPrefix(filepath.Base(fi.path), ".") { |
| 376 | return nil |
| 377 | } |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 378 | // -type f and -not -type l |
| 379 | // regular type and not symlink |
Fumitoshi Ukai | 7adc0f5 | 2015-06-09 15:34:26 +0900 | [diff] [blame] | 380 | if !fi.mode.IsRegular() { |
| 381 | return nil |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 382 | } |
Fumitoshi Ukai | 7adc0f5 | 2015-06-09 15:34:26 +0900 | [diff] [blame] | 383 | name := strings.TrimPrefix(fi.path, dir+"/") |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 384 | name = "./" + name |
| 385 | sw.WriteString(name) |
Fumitoshi Ukai | 1a77c8c | 2015-06-09 12:56:22 +0900 | [diff] [blame] | 386 | Logf("android find in dir cache: %s=> %s", dir, name) |
Fumitoshi Ukai | 7adc0f5 | 2015-06-09 15:34:26 +0900 | [diff] [blame] | 387 | return nil |
| 388 | }) |
Fumitoshi Ukai | 106fb79 | 2015-06-09 10:37:35 +0900 | [diff] [blame] | 389 | } |
Fumitoshi Ukai | 1a77c8c | 2015-06-09 12:56:22 +0900 | [diff] [blame] | 390 | |
Fumitoshi Ukai | 7adc0f5 | 2015-06-09 15:34:26 +0900 | [diff] [blame] | 391 | // pattern in repo/android/build/core/definitions.mk |
Fumitoshi Ukai | b234e27 | 2015-06-18 13:14:16 +0900 | [diff] [blame] | 392 | // all-java-files-under etc |
| 393 | // cd ${LOCAL_PATH} ; find -L $1 -name "*<ext>" -and -not -name ".*" |
Fumitoshi Ukai | 1a77c8c | 2015-06-09 12:56:22 +0900 | [diff] [blame] | 394 | // returns false if symlink is found. |
Fumitoshi Ukai | b234e27 | 2015-06-18 13:14:16 +0900 | [diff] [blame] | 395 | func (c *androidFindCacheT) findExtFilesUnder(sw *ssvWriter, chdir, root, ext string) bool { |
Fumitoshi Ukai | 7adc0f5 | 2015-06-09 15:34:26 +0900 | [diff] [blame] | 396 | chdir = filepath.Clean(chdir) |
Fumitoshi Ukai | 1a77c8c | 2015-06-09 12:56:22 +0900 | [diff] [blame] | 397 | dir := filepath.Join(chdir, root) |
Fumitoshi Ukai | b234e27 | 2015-06-18 13:14:16 +0900 | [diff] [blame] | 398 | Logf("android find %s in dir cache: %s %s", ext, chdir, root) |
Fumitoshi Ukai | 1a77c8c | 2015-06-09 12:56:22 +0900 | [diff] [blame] | 399 | // check symlinks |
Fumitoshi Ukai | 7adc0f5 | 2015-06-09 15:34:26 +0900 | [diff] [blame] | 400 | var matches []int |
| 401 | err := c.walk(dir, func(i int, fi fileInfo) error { |
| 402 | if fi.mode&os.ModeSymlink == os.ModeSymlink { |
Fumitoshi Ukai | b234e27 | 2015-06-18 13:14:16 +0900 | [diff] [blame] | 403 | Logf("android find %s in dir cache: detect symlink %s %v", ext, c.files[i].path, c.files[i].mode) |
Fumitoshi Ukai | 7adc0f5 | 2015-06-09 15:34:26 +0900 | [diff] [blame] | 404 | return fmt.Errorf("symlink %s", fi.path) |
Fumitoshi Ukai | 1a77c8c | 2015-06-09 12:56:22 +0900 | [diff] [blame] | 405 | } |
Fumitoshi Ukai | 7adc0f5 | 2015-06-09 15:34:26 +0900 | [diff] [blame] | 406 | matches = append(matches, i) |
| 407 | return nil |
| 408 | }) |
| 409 | if err != nil { |
| 410 | return false |
Fumitoshi Ukai | 1a77c8c | 2015-06-09 12:56:22 +0900 | [diff] [blame] | 411 | } |
Fumitoshi Ukai | 1a77c8c | 2015-06-09 12:56:22 +0900 | [diff] [blame] | 412 | // no symlinks |
Fumitoshi Ukai | 7adc0f5 | 2015-06-09 15:34:26 +0900 | [diff] [blame] | 413 | for _, i := range matches { |
| 414 | fi := c.files[i] |
| 415 | base := filepath.Base(fi.path) |
Fumitoshi Ukai | b234e27 | 2015-06-18 13:14:16 +0900 | [diff] [blame] | 416 | // -name "*<ext>" |
| 417 | if filepath.Ext(base) != ext { |
Fumitoshi Ukai | 1a77c8c | 2015-06-09 12:56:22 +0900 | [diff] [blame] | 418 | continue |
| 419 | } |
| 420 | // -not -name ".*" |
| 421 | if strings.HasPrefix(base, ".") { |
| 422 | continue |
| 423 | } |
Fumitoshi Ukai | 7adc0f5 | 2015-06-09 15:34:26 +0900 | [diff] [blame] | 424 | name := strings.TrimPrefix(fi.path, chdir+"/") |
Fumitoshi Ukai | 1a77c8c | 2015-06-09 12:56:22 +0900 | [diff] [blame] | 425 | sw.WriteString(name) |
Fumitoshi Ukai | b234e27 | 2015-06-18 13:14:16 +0900 | [diff] [blame] | 426 | Logf("android find %s in dir cache: %s=> %s", ext, dir, name) |
Fumitoshi Ukai | 1a77c8c | 2015-06-09 12:56:22 +0900 | [diff] [blame] | 427 | } |
| 428 | return true |
| 429 | } |
Fumitoshi Ukai | 7adc0f5 | 2015-06-09 15:34:26 +0900 | [diff] [blame] | 430 | |
| 431 | // pattern: in repo/android/build/core/base_rules.mk |
| 432 | // java_resource_file_groups+= ... |
| 433 | // cd ${TOP_DIR}${LOCAL_PATH}/${dir} && find . -type d -a -name ".svn" -prune \ |
| 434 | // -o -type f -a \! -name "*.java" -a \! -name "package.html" -a \! \ |
| 435 | // -name "overview.html" -a \! -name ".*.swp" -a \! -name ".DS_Store" \ |
| 436 | // -a \! -name "*~" -print ) |
| 437 | func (c *androidFindCacheT) findJavaResourceFileGroup(sw *ssvWriter, dir string) { |
| 438 | Logf("android find java resource in dir cache: %s", dir) |
| 439 | c.walk(filepath.Clean(dir), func(_ int, fi fileInfo) error { |
| 440 | // -type d -a -name ".svn" -prune |
| 441 | if fi.mode.IsDir() && filepath.Base(fi.path) == ".svn" { |
| 442 | return errSkipDir |
| 443 | } |
| 444 | // -type f |
| 445 | if !fi.mode.IsRegular() { |
| 446 | return nil |
| 447 | } |
| 448 | // ! -name "*.java" -a ! -name "package.html" -a |
| 449 | // ! -name "overview.html" -a ! -name ".*.swp" -a |
| 450 | // ! -name ".DS_Store" -a ! -name "*~" |
| 451 | base := filepath.Base(fi.path) |
| 452 | if filepath.Ext(base) == ".java" || |
| 453 | base == "package.html" || |
| 454 | base == "overview.html" || |
| 455 | (strings.HasPrefix(base, ".") && strings.HasSuffix(base, ".swp")) || |
| 456 | base == ".DS_Store" || |
| 457 | strings.HasSuffix(base, "~") { |
| 458 | return nil |
| 459 | } |
| 460 | name := strings.TrimPrefix(fi.path, dir+"/") |
| 461 | name = "./" + name |
| 462 | sw.WriteString(name) |
| 463 | Logf("android find java resource in dir cache: %s=> %s", dir, name) |
| 464 | return nil |
| 465 | }) |
| 466 | } |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 467 | |
| 468 | func (c *androidFindCacheT) findleaves(sw *ssvWriter, dir, name string, prunes []string, mindepth int) bool { |
Fumitoshi Ukai | 40e35f5 | 2015-06-16 16:33:04 +0900 | [diff] [blame] | 469 | var found []string |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 470 | var dirs []string |
| 471 | topdepth := 1 + strings.Count(dir, "/") |
| 472 | dirs = append(dirs, dir) |
| 473 | for len(dirs) > 0 { |
| 474 | dir = filepath.Clean(dirs[0]) + "/" |
| 475 | dirs = dirs[1:] |
| 476 | if dir == "./" { |
| 477 | dir = "" |
| 478 | } |
| 479 | depth := strings.Count(dir, "/") |
| 480 | // Logf("android findleaves dir=%q depth=%d dirs=%q", dir, depth, dirs) |
| 481 | i := sort.Search(len(c.leaves), func(i int) bool { |
| 482 | di := strings.Count(c.leaves[i].path, "/") |
| 483 | if di != depth { |
| 484 | return di >= depth |
| 485 | } |
Fumitoshi Ukai | c39b188 | 2015-06-16 16:29:08 +0900 | [diff] [blame] | 486 | diri := filepath.Dir(c.leaves[i].path) + "/" |
| 487 | if diri != dir { |
| 488 | return diri >= dir |
| 489 | } |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 490 | return c.leaves[i].path >= dir |
| 491 | }) |
| 492 | Logf("android findleaves dir=%q i=%d/%d", dir, i, len(c.leaves)) |
| 493 | |
| 494 | Scandir: |
| 495 | for ; i < len(c.leaves); i++ { |
| 496 | if dir == "" && strings.Contains(c.leaves[i].path, "/") { |
| 497 | break |
| 498 | } |
| 499 | if !strings.HasPrefix(c.leaves[i].path, dir) { |
| 500 | break |
| 501 | } |
| 502 | if mindepth < 0 || depth >= topdepth+mindepth { |
| 503 | if !c.leaves[i].mode.IsDir() && filepath.Base(c.leaves[i].path) == name { |
| 504 | n := "./" + c.leaves[i].path |
Fumitoshi Ukai | 40e35f5 | 2015-06-16 16:33:04 +0900 | [diff] [blame] | 505 | found = append(found, n) |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 506 | Logf("android findleaves name=%s=> %s (depth=%d topdepth=%d mindepth=%d)", name, n, depth, topdepth, mindepth) |
| 507 | break Scandir |
| 508 | } |
| 509 | } |
| 510 | if c.leaves[i].mode.IsDir() { |
| 511 | dirs = append(dirs, c.leaves[i].path) |
| 512 | } |
| 513 | } |
| 514 | // Logf("android findleaves next dirs=%q", dirs) |
| 515 | } |
| 516 | Logf("android findleave done") |
Fumitoshi Ukai | 40e35f5 | 2015-06-16 16:33:04 +0900 | [diff] [blame] | 517 | sort.Strings(found) |
| 518 | for _, f := range found { |
| 519 | sw.WriteString(f) |
| 520 | } |
Fumitoshi Ukai | 8341013 | 2015-06-15 14:50:07 +0900 | [diff] [blame] | 521 | return true |
| 522 | } |