From 16966043c707d2b8d939089fc9bf6b2f1acfdd7e Mon Sep 17 00:00:00 2001
From: Ophestra <cat@gensokyo.uk>
Date: Tue, 17 Feb 2026 00:54:34 +0900
Subject: [PATCH] internal/rosa: dtc artifact

Required by qemu.

Signed-off-by: Ophestra <cat@gensokyo.uk>
---
 internal/rosa/all.go |  2 ++
 internal/rosa/dtc.go | 34 ++++++++++++++++++++++++++++++++++
 2 files changed, 36 insertions(+)
 create mode 100644 internal/rosa/dtc.go

diff --git a/internal/rosa/all.go b/internal/rosa/all.go
index 4d8e3d7..94fba47 100644
--- a/internal/rosa/all.go
+++ b/internal/rosa/all.go
@@ -21,6 +21,7 @@ const (
 	CMake
 	Coreutils
 	Curl
+	DTC
 	Diffutils
 	Findutils
 	Flex
@@ -130,6 +131,7 @@ func ResolveName(name string) (p PArtifact, ok bool) {
 		"cmake":             CMake,
 		"coreutils":         Coreutils,
 		"curl":              Curl,
+		"dtc":               DTC,
 		"diffutils":         Diffutils,
 		"findutils":         Findutils,
 		"flex":              Flex,
diff --git a/internal/rosa/dtc.go b/internal/rosa/dtc.go
new file mode 100644
index 0000000..7dff7d2
--- /dev/null
+++ b/internal/rosa/dtc.go
@@ -0,0 +1,34 @@
+package rosa
+
+import "hakurei.app/internal/pkg"
+
+func (t Toolchain) newDTC() pkg.Artifact {
+	const (
+		version  = "1.7.2"
+		checksum = "vUoiRynPyYRexTpS6USweT5p4SVHvvVJs8uqFkkVD-YnFjwf6v3elQ0-Etrh00Dt"
+	)
+	return t.NewViaMeson("dtc", version, t.NewPatchedSource(
+		"dtc", version, pkg.NewHTTPGetTar(
+			nil, "https://git.kernel.org/pub/scm/utils/dtc/dtc.git/snapshot/"+
+				"dtc-v"+version+".tar.gz",
+			mustDecode(checksum),
+			pkg.TarGzip,
+		), false,
+	), &MesonAttr{
+		// works around buggy test:
+		// fdtdump-runtest.sh /usr/src/dtc/tests/fdtdump.dts
+		Writable: true,
+
+		Configure: [][2]string{
+			{"Dyaml", "disabled"},
+			{"Dstatic-build", "true"},
+		},
+	},
+		t.Load(Flex),
+		t.Load(Bison),
+		t.Load(M4),
+		t.Load(Coreutils),
+		t.Load(Diffutils),
+	)
+}
+func init() { artifactsF[DTC] = Toolchain.newDTC }