dev-libs/libisofs: Fix build with slbitool and add upstream maintainer

Signed-off-by: Daniel Pielmeier <billie@gentoo.org>

dev-libs/libisofs/files/libisofs-1.5.6_slibtool.patch

@@ -0,0 +1,26 @@
+From 30fcd2d84ba3dd569f5c55dfeeca3bccf2b58e65 Mon Sep 17 00:00:00 2001
+From: Thomas Schmitt <scdbackup@gmx.net>
+Date: Mon, 24 Mar 2025 08:51:23 +0100
+Subject: [PATCH] Added to configure.ac explicit checks for stdint.h,
+ inttypes.h, stdlib.h because slibtool does not put them into ./configure by
+ default
+
+---
+ configure.ac | 4 +++-
+ 1 file changed, 3 insertions(+), 1 deletion(-)
+
+diff --git a/configure.ac b/configure.ac
+index 1de58d6..7e86463 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -96,7 +96,9 @@ AC_SUBST(LIBTOOL_DEPS)
+ 
+ AC_PROG_INSTALL
+ 
+-AC_CHECK_HEADERS()
++dnl GNU libtool checks them by default/unconditionally, but slibtool does not.
++dnl So accept the ugly double check and -DHAVE_*_H arguments with GNU libtool.
++AC_CHECK_HEADERS(stdint.h inttypes.h stdlib.h)
+ 
+ dnl Use GNU extensions if available
+ AC_DEFINE(_GNU_SOURCE, 1)

dev-libs/libisofs/libisofs-1.5.6_p1-r2.ebuild

@@ -0,0 +1,63 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+MY_PF=${P/_p1/}
+MY_P=${MY_PF}.pl01
+
+inherit autotools
+
+DESCRIPTION="Open-source library for reading, mastering and writing optical discs"
+HOMEPAGE="https://dev.lovelyhq.com/libburnia/web/wiki/Libisofs"
+SRC_URI="https://files.libburnia-project.org/releases/${MY_P}.tar.gz"
+
+S="${WORKDIR}/${MY_PF}"
+
+LICENSE="GPL-2"
+SLOT="0"
+KEYWORDS="~alpha amd64 arm arm64 hppa ~loong ~mips ppc ppc64 ~riscv ~s390 sparc x86"
+IUSE="acl debug static-libs verbose-debug xattr zlib"
+
+BDEPEND="
+	virtual/pkgconfig
+"
+RDEPEND="
+	acl? ( virtual/acl )
+	xattr? ( sys-apps/attr )
+	zlib? ( sys-libs/zlib )
+"
+DEPEND="
+	${RDEPEND}
+"
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-1.5.6_slibtool.patch
+)
+
+src_prepare() {
+	default
+
+	# Ancient libtool version in 1.5.6 at least (debian's 2.4.2-1.11)
+	eautoreconf
+}
+
+src_configure() {
+	econf \
+		$(use_enable static-libs static) \
+		$(use_enable debug) \
+		$(use_enable verbose-debug) \
+		$(use_enable acl libacl) \
+		$(use_enable xattr) \
+		$(use_enable zlib) \
+		--disable-libjte \
+		--disable-ldconfig-at-install
+}
+
+src_install() {
+	default
+
+	dodoc Roadmap doc/{*.txt,Tutorial}
+
+	find "${D}" -name '*.la' -delete || die
+}

dev-libs/libisofs/metadata.xml

@@ -5,6 +5,11 @@
 <email>billie@gentoo.org</email>
 <name>Daniel Pielmeier</name>
 </maintainer>
+<maintainer type="person" proxied="yes">
+<email>scdbackup@gmx.net</email>
+<name>Thomas Schmitt</name>
+<description>Upstream - please CC on bugs that concern upstream</description>
+</maintainer>
 <use>
 <flag name="verbose-debug">Enable verbose debug messages</flag>
 </use>