media-libs/libmp3splt: fix build with gcc 15

Closes: https://bugs.gentoo.org/943821
Signed-off-by: Alexey Sokolov <alexey+gentoo@asokolov.org>
Part-of: https://github.com/gentoo/gentoo/pull/41600
Closes: https://github.com/gentoo/gentoo/pull/41600
Signed-off-by: Sam James <sam@gentoo.org>

media-libs/libmp3splt/files/libmp3splt-0.9.2-gcc15.patch

@@ -0,0 +1,14 @@
+https://bugs.gentoo.org/880505
+https://github.com/mp3splt/mp3splt/pull/373
+
+--- a/plugins/ogg_new_stream_handler.h
++++ b/plugins/ogg_new_stream_handler.h
+@@ -61,7 +61,7 @@ void splt_ogg_nsh_free(splt_ogg_new_stream_handler **nsh);
+ 
+ void splt_ogg_initialise_for_new_stream(splt_ogg_new_stream_handler *nsh, 
+     ogg_page *page, ogg_int64_t *cutpoint, ogg_int64_t previous_granulepos);
+-int splt_ogg_new_stream_needs_header_packet();
++int splt_ogg_new_stream_needs_header_packet(splt_ogg_new_stream_handler *nsh);
+ void splt_ogg_new_stream_handle_header_packet(splt_ogg_new_stream_handler *nsh, ogg_packet *packet, int *error);
+ 
+ #define MP3SPLT_OGG_NEW_STREAM_HANDLER_H

media-libs/libmp3splt/libmp3splt-0.9.2-r7.ebuild

@@ -0,0 +1,69 @@
+# Copyright 1999-2025 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit autotools flag-o-matic
+
+DESCRIPTION="Library for mp3splt to split mp3 and ogg files without decoding"
+HOMEPAGE="https://mp3splt.sourceforge.net/mp3splt_page/home.php"
+SRC_URI="https://downloads.sourceforge.net/${PN:3}/${P}.tar.gz"
+
+LICENSE="GPL-2+"
+SLOT="0"
+KEYWORDS="~alpha ~amd64 ~hppa ~ppc ~ppc64 ~sparc ~x86"
+IUSE="doc flac pcre"
+
+RDEPEND="
+	media-libs/libmad
+	media-libs/libid3tag:=
+	media-libs/libogg
+	media-libs/libvorbis
+	flac? ( media-libs/flac:= )
+	pcre? ( dev-libs/libpcre )
+"
+DEPEND="${RDEPEND}"
+BDEPEND="
+	doc? (
+		>=app-text/doxygen-1.8.3.1
+		media-gfx/graphviz
+	)
+"
+
+DOCS=( AUTHORS ChangeLog LIMITS NEWS README TODO )
+
+PATCHES=(
+	"${FILESDIR}"/${PN}-0.9.2-drop-libltdl.patch
+	"${FILESDIR}"/${PN}-0.9.2-fix-implicit-decl.patch
+	"${FILESDIR}"/CVE-2017-15185.patch
+	"${FILESDIR}"/${PN}-0.9.2-gcc15.patch
+)
+
+src_prepare() {
+	default
+	eautoreconf
+}
+
+src_configure() {
+	# Breaks consumers like media-sound/libmp3splt otherwise
+	# bug #778476
+	append-libs -ldl
+
+	local myeconfargs=(
+		--disable-cutter # TODO package cutter <https://cutter.sourceforge.net/>
+		--disable-optimise
+		--disable-static
+		$(use_enable doc doxygen_doc)
+		$(use_enable flac)
+		$(use_enable pcre)
+	)
+	econf "${myeconfargs[@]}"
+}
+
+src_install() {
+	default
+
+	use doc && docompress -x /usr/share/doc/${PF}/doxygen/${PN}_ico.svg
+
+	find "${ED}" -type f -name '*.la' -delete || die
+}