[wlroots] Add new port

ports/wlroots/CONTROL

@@ -0,0 +1,6 @@
+Source: wlroots
+Version: 0.10.1
+Description: A modular Wayland compositor library
+Homepage: https://github.com/swaywm/wlroots/
+Supports: linux & !(arm|windows|osx)
+Build-Depends: tool-meson, pixman

ports/wlroots/portfile.cmake

@@ -0,0 +1,51 @@
+message("wlroots currently requires the following libraries from the system package manager:
+    wayland
+    wayland-protocols
+    EGL
+    GLESv2
+    libdrm
+    GBM
+    libinput
+    xkbcommon
+    udev
+    pixman
+    systemd (optional, for logind support)
+    elogind (optional, for logind support on systems without systemd)
+
+If you choose to enable X11 support:
+
+    xcb
+    xcb-composite
+    xcb-xfixes
+    xcb-xinput
+    xcb-image
+    xcb-render
+    x11-xcb
+    xcb-errors (optional, for improved error reporting)
+    x11-icccm (optional, for improved Xwayland introspection)")
+
+vcpkg_fail_port_install(
+  MESSAGE "Only Linux is supported by wlroots"
+  ON_ARCH x86 arm arm64
+  ON_TARGET WINDOWS UWP ANDROID FREEBSD OSX
+)
+
+vcpkg_from_github(
+    OUT_SOURCE_PATH SOURCE_PATH
+    REPO swaywm/wlroots
+    REF 0c7c562482575cacaecadcd7913ef25aeb21711f # 0.10.1
+    SHA512 3b464041331e0f61386200bb89ba3c603f5bd37545bf1c3413ba2be03d684e5187466b4fa4821a701c2148191a7f933ec087bc148467f7f5b2a04c23f21a0bcf
+    HEAD_REF master
+    PATCHES use-system-wayland-data.patch
+)
+
+vcpkg_configure_meson(
+    SOURCE_PATH ${SOURCE_PATH}
+    OPTIONS
+        --backend=ninja
+        "-Dvcpkg_installed_dir=${CURRENT_INSTALLED_DIR}"
+)
+
+vcpkg_install_meson()
+
+file(INSTALL ${SOURCE_PATH}/LICENSE DESTINATION ${CURRENT_PACKAGES_DIR}/share/${PORT} RENAME copyright)

ports/wlroots/use-system-wayland-data.patch

@@ -0,0 +1,69 @@
+diff --git a/meson.build b/meson.build
+index 0056b8a9..8a9fac6c 100644
+--- a/meson.build
++++ b/meson.build
+@@ -94,6 +94,7 @@ if cc.get_id() == 'clang'
+ 	add_project_arguments('-Wno-missing-braces', language: 'c')
+ endif
+
++threads = dependency('threads')
+ wayland_server = dependency('wayland-server', version: '>=1.16')
+ wayland_client = dependency('wayland-client')
+ wayland_egl = dependency('wayland-egl')
+@@ -105,12 +106,16 @@ gbm = dependency('gbm', version: '>=17.1.0')
+ libinput = dependency('libinput', version: '>=1.9.0')
+ xkbcommon = dependency('xkbcommon')
+ udev = dependency('libudev')
+-pixman = dependency('pixman-1')
++pixman = declare_dependency(
++  link_args: ['-L' + get_option('vcpkg_installed_dir') + '/lib/', '-lpixman-1'],
++  include_directories: [include_directories(get_option('vcpkg_installed_dir') + '/include/')]
++)
+ math = cc.find_library('m')
+ rt = cc.find_library('rt')
+
+ wlr_files = []
+ wlr_deps = [
++  threads,
+ 	wayland_server,
+ 	wayland_client,
+ 	wayland_egl,
+@@ -154,7 +159,7 @@ lib_wlr = library(
+ 	meson.project_name(), wlr_files,
+ 	version: '.'.join(so_version),
+ 	dependencies: wlr_deps,
+-	include_directories: [wlr_inc, proto_inc],
++	include_directories: [wlr_inc, proto_inc, '/usr/include/libdrm/'],
+ 	install: true,
+ 	link_args : symbols_flag,
+ 	link_depends: symbols_file,
+diff --git a/meson_options.txt b/meson_options.txt
+index e6efd780..6b63e595 100644
+--- a/meson_options.txt
++++ b/meson_options.txt
+@@ -6,3 +6,4 @@ option('xcb-icccm', type: 'feature', value: 'auto', description: 'Use xcb-icccm
+ option('xwayland', type: 'feature', value: 'auto', yield: true, description: 'Enable support for X11 applications')
+ option('x11-backend', type: 'feature', value: 'auto', description: 'Enable X11 backend')
+ option('examples', type: 'boolean', value: true, description: 'Build example applications')
++option('vcpkg_installed_dir', type: 'string', description: 'Path to vcpkg install prefix')
+diff --git a/protocol/meson.build b/protocol/meson.build
+index 1f295df0..26f1d8a1 100644
+--- a/protocol/meson.build
++++ b/protocol/meson.build
+@@ -1,14 +1,6 @@
+-wl_protocol_dir = wayland_protos.get_variable(pkgconfig: 'pkgdatadir')
++wl_protocol_dir = '/usr/share/wayland-protocols/'
+
+-wayland_scanner_dep = dependency('wayland-scanner', required: false, native: true)
+-if wayland_scanner_dep.found()
+-	wayland_scanner = find_program(
+-		wayland_scanner_dep.get_variable(pkgconfig: 'wayland_scanner'),
+-		native: true,
+-	)
+-else
+-	wayland_scanner = find_program('wayland-scanner', native: true)
+-endif
++wayland_scanner = find_program('/usr/bin/wayland-scanner', native: true)
+
+ protocols = {
+ 	# Stable upstream protocols