From f4403ba5cd51aba297f719b0c44e961dc7214170 Mon Sep 17 00:00:00 2001
From: Ophestra <cat@gensokyo.uk>
Date: Tue, 5 May 2026 20:23:50 +0900
Subject: [PATCH] internal/rosa: libpng artifact

Required by mesa.

Signed-off-by: Ophestra <cat@gensokyo.uk>
---
 internal/rosa/all.go    |  3 ++-
 internal/rosa/libpng.go | 38 ++++++++++++++++++++++++++++++++++++++
 2 files changed, 40 insertions(+), 1 deletion(-)
 create mode 100644 internal/rosa/libpng.go

diff --git a/internal/rosa/all.go b/internal/rosa/all.go
index 950cdf94..2fbedd82 100644
--- a/internal/rosa/all.go
+++ b/internal/rosa/all.go
@@ -90,8 +90,9 @@ const (
 	Libiconv
 	Libmd
 	Libmnl
-	Libpciaccess
 	Libnftnl
+	Libpciaccess
+	Libpng
 	Libpsl
 	Libseccomp
 	Libtasn1
diff --git a/internal/rosa/libpng.go b/internal/rosa/libpng.go
new file mode 100644
index 00000000..359c3278
--- /dev/null
+++ b/internal/rosa/libpng.go
@@ -0,0 +1,38 @@
+package rosa
+
+import (
+	"strings"
+
+	"hakurei.app/internal/pkg"
+)
+
+func (t Toolchain) newLibpng() (pkg.Artifact, string) {
+	const (
+		version  = "1.6.58"
+		checksum = "m_a5lROJH7vmF3cMjqwTUqURuQLhV1JQx2ySPzcN3VPdgDB9pG3UINsIx_mtkr-t"
+	)
+	return t.NewPackage("libpng", version, newTar(
+		"https://downloads.sourceforge.net/project/libpng/libpng"+
+			strings.Join(strings.SplitN(version, ".", 3)[:2], "")+
+			"/"+version+"/libpng-"+version+".tar.gz",
+		checksum,
+		pkg.TarGzip,
+	), nil, (*MakeHelper)(nil),
+		Zlib,
+	), version
+}
+func init() {
+	artifactsM[Libpng] = Metadata{
+		f: Toolchain.newLibpng,
+
+		Name:        "libpng",
+		Description: "the official PNG reference library",
+		Website:     "https://www.libpng.org/pub/png/libpng.html",
+
+		Dependencies: P{
+			Zlib,
+		},
+
+		ID: 1705,
+	}
+}