From a883e57e7d59df263f7ee642f1f00b77b579d22d Mon Sep 17 00:00:00 2001
From: Ophestra <cat@gensokyo.uk>
Date: Tue, 17 Feb 2026 17:34:25 +0900
Subject: [PATCH] internal/rosa: qemu artifact

This is still a quite minimal build. More features will be enabled as dependencies become available. The powerpc failure will be investigated if it is ever needed.

Signed-off-by: Ophestra <cat@gensokyo.uk>
---
 internal/rosa/all.go  |   2 +
 internal/rosa/qemu.go | 102 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 104 insertions(+)
 create mode 100644 internal/rosa/qemu.go

diff --git a/internal/rosa/all.go b/internal/rosa/all.go
index 94fba47..e5b41ac 100644
--- a/internal/rosa/all.go
+++ b/internal/rosa/all.go
@@ -68,6 +68,7 @@ const (
 	PyTest
 	Pygments
 	Python
+	QEMU
 	Rsync
 	Sed
 	Setuptools
@@ -178,6 +179,7 @@ func ResolveName(name string) (p PArtifact, ok bool) {
 		"pytest":            PyTest,
 		"pygments":          Pygments,
 		"python":            Python,
+		"qemu":              QEMU,
 		"rsync":             Rsync,
 		"sed":               Sed,
 		"setuptools":        Setuptools,
diff --git a/internal/rosa/qemu.go b/internal/rosa/qemu.go
new file mode 100644
index 0000000..6ede43d
--- /dev/null
+++ b/internal/rosa/qemu.go
@@ -0,0 +1,102 @@
+package rosa
+
+import (
+	"hakurei.app/internal/pkg"
+)
+
+func (t Toolchain) newQEMU() pkg.Artifact {
+	const (
+		version  = "10.2.1"
+		checksum = "rjLTSgHJd3X3Vgpxrsus_ZZiaYLiNix1YhcHaGbLd_odYixwZjCcAIt8CVQPJGdZ"
+	)
+	return t.NewViaMake("qemu", version, t.NewPatchedSource(
+		"qemu", version, pkg.NewHTTPGetTar(
+			nil, "https://download.qemu.org/qemu-"+version+".tar.bz2",
+			mustDecode(checksum),
+			pkg.TarBzip2,
+		), false, [2]string{"disable-mcast-test", `diff --git a/tests/qtest/netdev-socket.c b/tests/qtest/netdev-socket.c
+index b731af0ad9..b5cbed4801 100644
+--- a/tests/qtest/netdev-socket.c
++++ b/tests/qtest/netdev-socket.c
+@@ -401,7 +401,7 @@ static void test_dgram_inet(void)
+     qtest_quit(qts0);
+ }
+
+-#if !defined(_WIN32) && !defined(CONFIG_DARWIN)
++#if 0
+ static void test_dgram_mcast(void)
+ {
+     QTestState *qts;
+@@ -513,7 +513,7 @@ int main(int argc, char **argv)
+     if (has_ipv4) {
+         qtest_add_func("/netdev/stream/inet/ipv4", test_stream_inet_ipv4);
+         qtest_add_func("/netdev/dgram/inet", test_dgram_inet);
+-#if !defined(_WIN32) && !defined(CONFIG_DARWIN)
++#if 0
+         qtest_add_func("/netdev/dgram/mcast", test_dgram_mcast);
+ #endif
+     }
+`},
+	), &MakeAttr{
+		// configure script uses source as scratch space
+		Writable: true,
+
+		ScriptEarly: `
+# tests expect /var/tmp/ to be available
+mkdir -p /var/tmp/
+
+# https://gitlab.com/qemu-project/qemu/-/issues/3145
+(cd /usr/src/qemu && sed -i \
+	's,Input/output error,I/O error,g' \
+	tests/qemu-iotests/[0-9][0-9][0-9]* \
+	tests/qemu-iotests/tests/copy-before-write \
+	tests/qemu-iotests/tests/file-io-error.out &&
+cat << EOF > tests/qemu-iotests/150
+#!/bin/sh
+_notrun 'appears to spuriously fail on zfs'
+EOF
+)
+`,
+
+		Configure: [][2]string{
+			{"disable-download"},
+			{"disable-docs"},
+
+			{"target-list-exclude", "" +
+				// fails to load firmware
+				"ppc-linux-user," +
+				"ppc64-linux-user," +
+				"ppc64le-linux-user," +
+				"ppc-softmmu," +
+				"ppc64-softmmu"},
+		},
+
+		ScriptConfigured: `
+make "-j$(nproc)"
+`,
+	},
+		t.Load(Bash),
+		t.Load(Python),
+		t.Load(Ninja),
+		t.Load(Bzip2),
+		t.Load(PkgConfig),
+		t.Load(Diffutils),
+
+		t.Load(OpenSSL),
+		t.Load(Bzip2),
+		t.Load(XZ),
+
+		t.Load(Flex),
+		t.Load(Bison),
+		t.Load(M4),
+
+		t.Load(PCRE2),
+		t.Load(Libffi),
+		t.Load(Zlib),
+		t.Load(GLib),
+		t.Load(Zstd),
+		t.Load(DTC),
+		t.Load(KernelHeaders),
+	)
+}
+func init() { artifactsF[QEMU] = Toolchain.newQEMU }