added extra/gtk4

extra/gtk4/PKGBUILD

@@ -0,0 +1,86 @@
+# Maintainer: Jan Alexander Steffens (heftig) <heftig@archlinux.org>
+
+# ALARM: Kevin Mihelich <kevin@archlinuxarm.org>
+#  - remove makedepends on pandoc
+#  - set gtk_doc=false, comment doc build
+
+pkgbase=gtk4
+pkgname=(gtk4 gtk-update-icon-cache)
+pkgver=4.0.1
+pkgrel=1
+epoch=1
+pkgdesc="GObject-based multi-platform GUI toolkit"
+arch=(x86_64)
+url="https://www.gtk.org/"
+depends=(glib2 cairo pango fribidi gdk-pixbuf2 libepoxy libgl libegl harfbuzz
+         libxkbcommon graphene iso-codes tracker3 colord wayland libxrandr
+         libx11 libxrender libxi libxext libxcursor libxdamage libxfixes
+         libxcomposite fontconfig libxinerama vulkan-icd-loader
+         libcloudproviders libcups rest json-glib ffmpeg gst-plugins-bad-libs
+         librsvg dconf shared-mime-info desktop-file-utils adwaita-icon-theme
+         cantarell-fonts)
+makedepends=(git meson gtk-doc glib2-docs wayland-protocols vulkan-headers
+             sysprof python shaderc sassc gobject-introspection)
+license=(LGPL)
+_commit=60835227a1ff24512c98b2da608979b426329d87  # tags/4.0.1^0
+source=("git+https://gitlab.gnome.org/GNOME/gtk.git#commit=$_commit"
+        gtk-update-icon-cache.{hook,script})
+sha256sums=('SKIP'
+            '2d435e3bec8b79b533f00f6d04decb1d7c299c6e89b5b175f20be0459f003fe8'
+            'f1d3a0dbfd82f7339301abecdbe5f024337919b48bd0e09296bb0e79863b2541')
+
+pkgver() {
+  cd gtk
+  git describe --tags | sed 's/-/+/g'
+}
+
+prepare() {
+  cd gtk
+}
+
+build() {
+  CFLAGS+=" -DG_ENABLE_DEBUG -DG_DISABLE_CAST_CHECKS"
+  arch-meson gtk build \
+    -D broadway_backend=true \
+    -D cloudproviders=enabled \
+    -D sysprof=enabled \
+    -D tracker=enabled \
+    -D colord=enabled \
+    -D gtk_doc=false \
+    -D man-pages=true
+  meson compile -C build
+  #ninja -C build g{d,s,t}k4-doc
+}
+
+package_gtk4() {
+  depends+=(gtk-update-icon-cache)
+  provides+=(libgtk-4.so)
+
+  DESTDIR="$pkgdir" meson install -C build
+
+  install -Dm644 /dev/stdin "$pkgdir/usr/share/gtk-4.0/settings.ini" <<END
+[Settings]
+gtk-icon-theme-name = Adwaita
+gtk-theme-name = Adwaita
+gtk-font-name = Cantarell 11
+END
+
+  # gtk-update-icon-cache is also used by other toolkits
+  mkdir -p guic/usr/{bin,share/man/man1}
+  mv {"$pkgdir",guic}/usr/bin/gtk4-update-icon-cache
+  mv {"$pkgdir",guic}/usr/share/man/man1/gtk4-update-icon-cache.1
+}
+
+package_gtk-update-icon-cache() {
+  pkgdesc="GTK icon cache updater"
+  depends=(gdk-pixbuf2 librsvg hicolor-icon-theme)
+
+  mv -t "$pkgdir" guic/*
+  ln -s gtk4-update-icon-cache "$pkgdir/usr/bin/gtk-update-icon-cache"
+  ln -s gtk4-update-icon-cache.1 "$pkgdir/usr/share/man/man1/gtk-update-icon-cache.1"
+
+  install -Dt "$pkgdir/usr/share/libalpm/hooks" -m644 gtk-update-icon-cache.hook
+  install -D gtk-update-icon-cache.script "$pkgdir/usr/share/libalpm/scripts/gtk-update-icon-cache"
+}
+
+# vim:set ts=2 sw=2 et:

extra/gtk4/gtk-update-icon-cache.hook

@@ -0,0 +1,13 @@
+[Trigger]
+Type = Path
+Operation = Install
+Operation = Upgrade
+Operation = Remove
+Target = usr/share/icons/*/
+Target = !usr/share/icons/*/?*
+
+[Action]
+Description = Updating icon theme caches...
+When = PostTransaction
+Exec = /usr/share/libalpm/scripts/gtk-update-icon-cache
+NeedsTargets

extra/gtk4/gtk-update-icon-cache.script

@@ -0,0 +1,10 @@
+#!/bin/bash
+
+while read -r f; do
+  if [[ -e ${f}index.theme ]]; then
+    gtk-update-icon-cache -q "$f"
+  elif [[ -d $f ]]; then
+    rm -f "${f}icon-theme.cache"
+    rmdir --ignore-fail-on-non-empty "$f"
+  fi
+done