authorgravatar for leroycepearson@geemili.xyzLeRoyce Pearson <leroycepearson@geemili.xyz> 2020-03-08 16:28:49-06:00
committergravatar for leroycepearson@geemili.xyzLeRoyce Pearson <leroycepearson@geemili.xyz> 2020-03-14 10:12:46-06:00
log3110060351f98ea8de65809379e1bcd9607fb1cb
tree2405799765191031a7ca1b8f22cd495dc0b8642f
parenteb4d313dbc406b37f6bfdd98988c88c3b8ed542e

Add `lock` to fs.File.OpenFlags

1 files changed, 9 insertions(+), 0 deletions(-)

lib/std/fs/file.zig+9
...@@ -41,6 +41,15 @@ pub const File = struct {...@@ -41,6 +41,15 @@ pub const File = struct {
41 read: bool = true,41 read: bool = true,
42 write: bool = false,42 write: bool = false,
4343
44 /// Open the file with exclusive access. If `write` is true, then the file is opened with an
45 /// exclusive lock, meaning that no other processes can read or write to the file. Otherwise
46 /// the file is opened with a shared lock, allowing the other processes to read from the
47 /// file, but not to write to the file.
48 ///
49 /// Note that the lock is only advisory on Linux. This means that a process that does not
50 /// respect the locking API can still read and write to the file, despite the lock.
51 lock: bool = false,
52
44 /// This prevents `O_NONBLOCK` from being passed even if `std.io.is_async`.53 /// This prevents `O_NONBLOCK` from being passed even if `std.io.is_async`.
45 /// It allows the use of `noasync` when calling functions related to opening54 /// It allows the use of `noasync` when calling functions related to opening
46 /// the file, reading, and writing.55 /// the file, reading, and writing.