Import source to librtti

Summary:

- Import initial source

Test Plan:
NA

src/meson.build

@@ -0,0 +1,42 @@
+pkg = import('pkgconfig')
+
+librtti_c_srcs=[
+  'create.c',
+  'lock.c',
+  'iter.c',
+  'ref.c',
+  'str.c',
+]
+
+
+librtti_srcs= librtti_c_srcs
+
+incdir = include_directories('../include', '.')
+
+rtti_top_headers = [
+  '../include/rtti.h',
+]
+
+rtti_headers = [
+  '../include/rtti/typeinfo.h',
+  '../include/rtti/utils.h',
+]
+
+librtti_deps = [
+]
+
+librtti = static_library('librtti',
+                         librtti_srcs,
+                         include_directories: incdir,
+                         dependencies: librtti_deps,
+                         install: true)
+
+install_headers(rtti_top_headers, install_dir: 'include')
+install_headers(rtti_headers, install_dir: 'include/rtti')
+
+dep_librtti = declare_dependency(link_with: librtti)
+
+pkg.generate(librtti,
+             name: 'librtti',
+             description: 'runtime type information library for c',
+             version: '0.0.1')