incr-check: read/write messages as little endian

This commit is contained in:
Alex Rønne Petersen 2025-11-17 15:50:20 +01:00
parent acfb88e9a5
commit 8817fc8958
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@ -290,9 +290,8 @@ const Eval = struct {
return;
},
.emit_digest => {
const EbpHdr = std.zig.Server.Message.EmitDigest;
const ebp_hdr = @as(*align(1) const EbpHdr, @ptrCast(body));
_ = ebp_hdr;
var r: std.Io.Reader = .fixed(body);
_ = r.takeStruct(std.zig.Server.Message.EmitDigest, .little) catch unreachable;
if (stderr.bufferedLen() > 0) {
const stderr_data = try poller.toOwnedSlice(.stderr);
if (eval.allow_stderr) {
@ -307,7 +306,7 @@ const Eval = struct {
// This message indicates the end of the update.
}
const digest = body[@sizeOf(EbpHdr)..][0..Cache.bin_digest_len];
const digest = r.takeArray(Cache.bin_digest_len) catch unreachable;
const result_dir = ".local-cache" ++ std.fs.path.sep_str ++ "o" ++ std.fs.path.sep_str ++ Cache.binToHex(digest.*);
const bin_name = try std.zig.EmitArtifact.bin.cacheName(arena, .{
@ -519,7 +518,10 @@ const Eval = struct {
.tag = .update,
.bytes_len = 0,
};
try eval.child.stdin.?.writeAll(std.mem.asBytes(&header));
var w = eval.child.stdin.?.writer(&.{});
w.interface.writeStruct(header, .little) catch |err| switch (err) {
error.WriteFailed => return w.err.?,
};
}
fn end(eval: *Eval, poller: *Poller) !void {
@ -836,9 +838,12 @@ fn requestExit(child: *std.process.Child, eval: *Eval) void {
.tag = .exit,
.bytes_len = 0,
};
child.stdin.?.writeAll(std.mem.asBytes(&header)) catch |err| switch (err) {
error.BrokenPipe => {},
else => eval.fatal("failed to send exit: {s}", .{@errorName(err)}),
var w = eval.child.stdin.?.writer(&.{});
w.interface.writeStruct(header, .little) catch |err| switch (err) {
error.WriteFailed => switch (w.err.?) {
error.BrokenPipe => {},
else => |e| eval.fatal("failed to send exit: {s}", .{@errorName(e)}),
},
};
// Send EOF to stdin.