Move from Makefile to Meson build system

meson.build

@@ -0,0 +1,75 @@
+project(
+	'dwl',
+	'c',
+)
+
+add_project_arguments(
+	[
+		'-DWLR_USE_UNSTABLE',
+    '-DXWAYLAND', # XWayland support
+    # C compiler options
+    '-g',
+    '-Wall',
+    '-Wextra',
+    '-Werror',
+		'-Wno-unused-parameter',
+    '-Wno-sign-compare',
+    '-Wno-error=unused-function',
+		'-Wno-unused-result',
+		'-Wno-missing-braces',
+		'-Wundef',
+		'-Wvla',
+    '-std=c99',
+    '-Werror=declaration-after-statement',
+	],
+	language: 'c',
+)
+
+### Generate xdg-shell-protocol files
+# wayland-scanner is a tool which generates C headers and rigging for Wayland
+# protocols, which are specified in XML. wlroots requires you to rig these up
+# to your build system yourself and provide them in the include path.
+# TODO(vkasljevic):
+#
+# WAYLAND_PROTOCOLS=$(shell pkg-config --variable=pkgdatadir wayland-protocols)
+# WAYLAND_SCANNER=$(shell pkg-config --variable=wayland_scanner wayland-scanner)
+#
+# xdg-shell-protocol.h:
+# $(WAYLAND_SCANNER) server-header \
+# 	$(WAYLAND_PROTOCOLS)/stable/xdg-shell/xdg-shell.xml $@
+# xdg-shell-protocol.c:
+# $(WAYLAND_SCANNER) private-code \
+# 	$(WAYLAND_PROTOCOLS)/stable/xdg-shell/xdg-shell.xml $@
+#
+xdg_shell_protocol_c = custom_target(
+    'xdg-shell-protocol.c',
+    output : 'xdg-shell-protocol.c',
+    command : ['wayland-scanner', 'private-code', '/usr/share/wayland-protocols/stable/xdg-shell/xdg-shell.xml', '@OUTPUT@'],
+)
+
+xdg_shell_protocol_h = custom_target(
+    'xdg-shell-protocol.h',
+    output : 'xdg-shell-protocol.h',
+    command : ['wayland-scanner', 'server-header', '/usr/share/wayland-protocols/stable/xdg-shell/xdg-shell.xml', '@OUTPUT@'],
+)
+
+xdg_shell_protocol = static_library('xdg-shell-protocol', [xdg_shell_protocol_h, xdg_shell_protocol_c])
+
+### List all dependencies. They must be present on system before compiling.
+# wayland-scanner
+# wayland-protocols
+dependencies = [
+  dependency('pixman-1'),
+  dependency('wlroots'),
+  dependency('wayland-server'),
+  dependency('xkbcommon'),
+  dependency('xcb')
+]
+
+executable(
+  'dwl',
+  'dwl.c',
+  dependencies : dependencies,
+  link_with : xdg_shell_protocol
+)
+