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incr-check: read/write messages as little endian

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Alex Rønne Petersen 2025-11-17 15:50:20 +01:00
parent acfb88e9a5
commit 8817fc8958
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1 changed files with 13 additions and 8 deletions
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21
tools/incr-check.zig
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@ -290,9 +290,8 @@ const Eval = struct {
return; return;
}, },
.emit_digest => { .emit_digest => {
const EbpHdr = std.zig.Server.Message.EmitDigest; var r: std.Io.Reader = .fixed(body);
const ebp_hdr = @as(*align(1) const EbpHdr, @ptrCast(body)); _ = r.takeStruct(std.zig.Server.Message.EmitDigest, .little) catch unreachable;
_ = ebp_hdr;
if (stderr.bufferedLen() > 0) { if (stderr.bufferedLen() > 0) {
const stderr_data = try poller.toOwnedSlice(.stderr); const stderr_data = try poller.toOwnedSlice(.stderr);
if (eval.allow_stderr) { if (eval.allow_stderr) {
@ -307,7 +306,7 @@ const Eval = struct {
// This message indicates the end of the update. // 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 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, .{ const bin_name = try std.zig.EmitArtifact.bin.cacheName(arena, .{
@ -519,7 +518,10 @@ const Eval = struct {
.tag = .update, .tag = .update,
.bytes_len = 0, .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 { fn end(eval: *Eval, poller: *Poller) !void {
@ -836,9 +838,12 @@ fn requestExit(child: *std.process.Child, eval: *Eval) void {
.tag = .exit, .tag = .exit,
.bytes_len = 0, .bytes_len = 0,
}; };
child.stdin.?.writeAll(std.mem.asBytes(&header)) catch |err| switch (err) { var w = eval.child.stdin.?.writer(&.{});
error.BrokenPipe => {}, w.interface.writeStruct(header, .little) catch |err| switch (err) {
else => eval.fatal("failed to send exit: {s}", .{@errorName(err)}), error.WriteFailed => switch (w.err.?) {
error.BrokenPipe => {},
else => |e| eval.fatal("failed to send exit: {s}", .{@errorName(e)}),
},
}; };
// Send EOF to stdin. // Send EOF to stdin.