Added meson build

meson.build

@@ -0,0 +1,40 @@
+project('wren', 'c')
+
+
+cc = meson.get_compiler('c')
+math = cc.find_library('m', required: false)
+
+
+wren_src = files(
+  'src/vm/wren_compiler.c',
+  'src/vm/wren_core.c',
+  'src/vm/wren_debug.c',
+  'src/vm/wren_primitive.c',
+  'src/vm/wren_utils.c',
+  'src/vm/wren_value.c',
+  'src/vm/wren_vm.c',
+  'src/optional/wren_opt_meta.c',
+  'src/optional/wren_opt_random.c',
+)
+
+wren_src_inc = include_directories(
+  'src/vm',
+  'src/optional',
+)
+
+wren_inc = include_directories(
+  'src/include',
+)
+
+wren_lib = library(
+  'wren',
+  wren_src,
+  include_directories: wren_src_inc,
+  c_args: ['-DWREN_OPT_META', '-DWREN_OPT_RANDOM'],
+  dependencies: [math],
+)
+
+wren = declare_dependency(
+  link_with: [wren_lib],
+  include_directories: wren_inc,
+)