libsigc++: update to 2.12.0.

Closes: #41241 [via git-merge-pr]

srcpkgs/libsigc++/template

@@ -1,16 +1,25 @@
 # Template file for 'libsigc++'
 pkgname=libsigc++
-version=2.10.3
+version=2.12.0
 revision=1
-build_style=gnu-configure
-configure_args="--enable-static --disable-documentation --disable-benchmark"
-hostmakedepends="m4"
+build_style=meson
+configure_args="-Dbuild-examples=false -Dwarnings=max"
+meson_builddir="meson_build"
 short_desc="Type-safe callback system for C++ programs"
 maintainer="Enno Boland <gottox@voidlinux.org>"
 license="LGPL-2.1-or-later"
 homepage="https://libsigcplusplus.github.io/libsigcplusplus/"
-distfiles="${GNOME_SITE}/${pkgname}/${version%.*}/${pkgname}-${version}.tar.xz"
-checksum=0b68dfc6313c6cc90ac989c6d722a1bf0585ad13846e79746aa87cb265904786
+distfiles="${GNOME_SITE}/libsigc++/${version%.*}/libsigc++-${version}.tar.xz"
+checksum=1c466d2e64b34f9b118976eb21b138c37ed124d0f61497df2a90ce6c3d9fa3b5
+
+if [ -z "$XBPS_CHECK_PKGS" ]; then
+	configure_args+=" -Dbuild-tests=false"
+fi
+
+pre_configure() {
+	# build static library as well as shared
+	vsed -i 's,library(,both_libraries(,' sigc++/meson.build
+}
 
 libsigc++-devel_package() {
 	depends="${sourcepkg}>=${version}_${revision}"

srcpkgs/libsigc++/update

@@ -1 +1 @@
-pattern="libsigc\+\+-\K[0-9]\.[0-9]*[02468]\.[0-9.]*[0-9](?=)"
+pattern="libsigc\+\+-\K2\.[0-9]*[02468]\.[0-9.]*[0-9](?=)"