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| author | apocelipes <seve3r@outlook.com> | 2024-10-21 15:28:25 +0000 |
|---|---|---|
| committer | Gopher Robot <gobot@golang.org> | 2024-10-23 15:16:26 +0000 |
| commit | 263b5ecba78f5fa503d1e47ad469d12b45e0a149 (patch) | |
| tree | 9cc9631841f278f1bf77000bdbc3760f28ec530a /src | |
| parent | 32f4864216366f355a589c99a8d789f3341bc85c (diff) | |
| download | go-263b5ecba78f5fa503d1e47ad469d12b45e0a149.tar.xz | |
os: use sync.OnceValue
Simplify the code and reduce global variables.
Change-Id: Id322836e8b6b6c4434136b95700ed4070ba52300
GitHub-Last-Rev: 7c9d409855c682b6de1f338f69d9193a7887f9f0
GitHub-Pull-Request: golang/go#69962
Reviewed-on: https://go-review.googlesource.com/c/go/+/621456
Reviewed-by: Michael Pratt <mpratt@google.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
Diffstat (limited to 'src')
| -rw-r--r-- | src/os/file_windows.go | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/src/os/file_windows.go b/src/os/file_windows.go index f8a6c09bb5..465cf5d186 100644 --- a/src/os/file_windows.go +++ b/src/os/file_windows.go @@ -223,17 +223,13 @@ func Pipe() (r *File, w *File, err error) { return newFile(p[0], "|0", "pipe"), newFile(p[1], "|1", "pipe"), nil } -var ( - useGetTempPath2Once sync.Once - useGetTempPath2 bool -) +var useGetTempPath2 = sync.OnceValue(func() bool { + return windows.ErrorLoadingGetTempPath2() == nil +}) func tempDir() string { - useGetTempPath2Once.Do(func() { - useGetTempPath2 = (windows.ErrorLoadingGetTempPath2() == nil) - }) getTempPath := syscall.GetTempPath - if useGetTempPath2 { + if useGetTempPath2() { getTempPath = windows.GetTempPath2 } n := uint32(syscall.MAX_PATH) |