start work on replacing autotools with meson

meson.build

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+project('lightdm-webkit2-greeter', 'c', version: '2.1.5', license: 'GPL-3')
+
+
+# ================================== #
+# ------->>> Version Vars <<<------- #
+# ================================== #
+
+as_version = meson.project_version()
+version_parts = as_version.split('.')
+
+as_major_version = version_parts[0]
+as_minor_version = version_parts[1]
+as_micro_version = version_parts[2]
+
+
+# ======================================= #
+# ------->>> Dependency Checks <<<------- #
+# ======================================= #
+
+dbus_glib = dependency('dbus-glib-1')
+
+gtk3 = dependency('gtk+-3.0', version: '>=3.16')
+
+libldm_gobject = dependency('liblightdm-gobject-1')
+
+webkit2 = dependency('webkit2gtk-4.0', version: '>=2.10.7')
+
+webkit2_webext = dependency('webkit2gtk-web-extension-4.0', version: '>=2.10.7')
+
+x11 = dependency('x11')
+
+deps = [dbus_glib, gtk3, libldm_gobject, webkit2, x11]
+webext_deps = deps + [webkit2_webext]
+
+
+# =================================== #
+# ------->>> Configuration <<<------- #
+# =================================== #
+
+conf = configuration_data()
+
+conf.set('VERSION', as_version)
+conf.set('PACKAGE_VERSION', as_version)
+conf.set('AS_MAJOR_VERSION', as_major_version)
+conf.set('AS_MINOR_VERSION', as_minor_version)
+conf.set('AS_MICRO_VERSION', as_micro_version)
+
+conf.set('GETTEXT_PACKAGE', '"lightdm-webkit2-greeter"')
+
+conf.set('THEME_DIR', '"@0@"'.format(get_option('with-theme-dir')))
+
+conf.set('CONFIG_DIR', '"@0@"'.format(get_option('with-config-dir')))
+
+conf.set('DESKTOP_DIR', '"@0@"'.format(get_option('with-desktop-dir')))
+
+
+# ===================================== #
+# ------->>> Sub Directories <<<------- #
+# ===================================== #
+
+subdirs = ['src']
+
+foreach s : subdirs
+  subdir(s)
+endforeach
+

meson_options.txt

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+option('with-theme-dir',
+        type : 'string',
+        value : '/usr/share/lightdm-webkit/themes',
+        description : 'Directory to use for greeter themes')
+
+option('with-config-dir',
+        type : 'string',
+        value : '/etc/lightdm/',
+        description : 'LightDM configuration directory')
+
+option('with-desktop-dir',
+        type : 'string',
+        value : '/usr/share/xgreeters/',
+        description : 'LightDM greeters directory')

src/meson.build

@@ -0,0 +1,56 @@
+pkgg = import('pkgconfig')
+
+configure_file(output: 'config.h', configuration: conf)
+
+# ======================================= #
+# ------->>> Webkit2 Extension <<<------- #
+# ======================================= #
+
+webext_sources = ['lightdm-webkit2-greeter-ext.c']
+
+webext_incdir = include_directories('.')
+
+webext_cargs = [
+    '-DVERSION=@0@'.format(as_version),
+    '-DLOCALE_DIR=@0@'.format(get_option('localedir'))
+]
+
+webext = shared_library(
+    'lightdm-webkit2-greeter-webext',
+    webext_sources,
+    dependencies: webext_deps,
+    c_args: webext_cargs,
+    include_directories : webext_incdir,
+    install: true)
+
+pkgg.generate(
+    version : as_version,
+    libraries : webext,
+    name : 'lightdm-webkit2-greeter-webext',
+    description : 'WebKit web extension that allows the greeter to execute code inside the web process.',
+    filebase : 'lightdm-webkit2-greeter',
+    subddirs : 'lightdm-webkit2-greeter')
+
+
+# ===================================== #
+# ------->>> LightDM Greeter <<<------- #
+# ===================================== #
+
+greeter_sources = ['lightdm-webkit2-greeter.c']
+
+greeter_incdir = include_directories('.')
+
+extdir = '@0@/@1@'.format(get_option('libdir'), 'lightdm-webkit2-greeter')
+
+greeter_cargs = [
+    '-DLIGHTDM_WEBKIT2_GREETER_EXTENSIONS_DIR=@0@'.format(extdir),
+    '-DVERSION=@0@'.format(as_version),
+    '-DLOCALE_DIR=@0@'.format(get_option('localedir'))
+]
+
+greeter = executable(
+    'lightdm-webkit2-greeter',
+    sources: greeter_sources,
+    include_directories: greeter_incdir,
+    dependencies: deps,
+    c_args: greeter_cargs)