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Merge pull request #2208 from def-/walkdir

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Speed up walkDir significantly
This commit is contained in:
Andreas Rumpf 2015-02-25 22:58:03 +01:00
commit 0ff4ed0ff3
2 changed files with 23 additions and 1 deletions
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10
lib/pure/os.nim
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@ -1299,8 +1299,16 @@ iterator walkDir*(dir: string): tuple[kind: PathComponent, path: string] {.
if y != "." and y != "..":
var s: TStat
y = dir / y
if lstat(y, s) < 0'i32: break
var k = pcFile
when defined(linux) or defined(macosx) or defined(bsd):
if x.d_type != DT_UNKNOWN:
if x.d_type == DT_DIR: k = pcDir
if x.d_type == DT_LNK: k = succ(k)
yield (k, y)
continue
if lstat(y, s) < 0'i32: break
if S_ISDIR(s.st_mode): k = pcDir
if S_ISLNK(s.st_mode): k = succ(k)
yield (k, y)