| author |  Andrew Kelley <andrew@ziglang.org> 2023-03-14 11:42:00-07:00 |
| committer | Andrew Kelley <andrew@ziglang.org> 2023-03-15 10:48:15-07:00 |
| log | 11de55d0ddd54afabb3e26a85adba0a1f0bbe35b |
| tree | d6a52bb67af44d80346f30599e610f651d021208 |
| parent | 63bd0fe58e80742d273a962c03145ce598f060b6 |
std.Build.Cache: handle ENOENT on createFile race
Companion commit to 628fec41593a2d2eca8b504e4fe90de9823aeded1 files changed, 5 insertions(+), 1 deletions(-)
lib- std
- Build
lib/std/Build/Cache.zig+5-1
| ... | ... | @@ -422,7 +422,11 @@ pub const Manifest = struct { |
| 422 | 422 | self.have_exclusive_lock = true; |
| 423 | 423 | return false; // cache miss; exclusive lock already held |
| 424 | 424 | } else |err| switch (err) { |
| 425 | error.WouldBlock => continue, | |
| 425 | // There are no dir components, so you would think | |
| 426 | // that this was unreachable, however we have | |
| 427 | // observed on macOS two processes racing to do | |
| 428 | // openat() with O_CREAT manifest in ENOENT. | |
| 429 | error.WouldBlock, error.FileNotFound => continue, | |
| 426 | 430 | else => |e| return e, |
| 427 | 431 | } |
| 428 | 432 | }, |