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std.Io.Threaded: implement fileSetTimestamps on WASI

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This commit is contained in:
Andrew Kelley 2025-12-27 11:01:16 -08:00
parent dd98188ce0
commit 10e72a8cad
1 changed files with 26 additions and 9 deletions
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35
lib/std/Io/Threaded.zig
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@ -6083,13 +6083,30 @@ fn fileSetTimestamps(
}
if (native_os == .wasi and !builtin.link_libc) {
const atim = timestampToPosix(options.access_timestamp.nanoseconds).toTimestamp();
const mtim = timestampToPosix(options.modify_timestamp.nanoseconds).toTimestamp();
var atime: std.os.wasi.timestamp_t = 0;
var mtime: std.os.wasi.timestamp_t = 0;
var flags: std.os.wasi.fstflags_t = .{};
switch (options.access_timestamp) {
.unchanged => {},
.now => flags.ATIM_NOW = true,
.new => |ts| {
atime = timestampToPosix(ts.nanoseconds).toTimestamp();
flags.ATIM = true;
},
}
switch (options.modify_timestamp) {
.unchanged => {},
.now => flags.MTIM_NOW = true,
.new => |ts| {
mtime = timestampToPosix(ts.nanoseconds).toTimestamp();
flags.MTIM = true;
},
}
try current_thread.beginSyscall();
while (true) switch (std.os.wasi.fd_filestat_set_times(file.handle, atim, mtim, .{
.ATIM = true,
.MTIM = true,
})) {
while (true) switch (std.os.wasi.fd_filestat_set_times(file.handle, atime, mtime, flags)) {
.SUCCESS => return current_thread.endSyscall(),
.INTR => {
try current_thread.checkCancel();
@ -6098,9 +6115,9 @@ fn fileSetTimestamps(
.BADF => |err| return current_thread.endSyscallErrnoBug(err), // File descriptor use-after-free.
.FAULT => |err| return current_thread.endSyscallErrnoBug(err),
.INVAL => |err| return current_thread.endSyscallErrnoBug(err),
.ACCES => return current_thread.endSyscallErrnoBug(error.AccessDenied),
.PERM => return current_thread.endSyscallErrnoBug(error.PermissionDenied),
.ROFS => return current_thread.endSyscallErrnoBug(error.ReadOnlyFileSystem),
.ACCES => return current_thread.endSyscallError(error.AccessDenied),
.PERM => return current_thread.endSyscallError(error.PermissionDenied),
.ROFS => return current_thread.endSyscallError(error.ReadOnlyFileSystem),
else => |err| return current_thread.endSyscallUnexpectedErrno(err),
};
}