Add build.rs with basic idea

bin/Cargo.toml

@@ -13,6 +13,13 @@ documentation = "https://matthiasbeyer.github.io/imag/imag_documentation/index.h
 repository    = "https://github.com/matthiasbeyer/imag"
 homepage      = "http://imag-pim.org"
 
+build = "build.rs"
+
+[build-dependencies]
+clap = ">=2.16.1"
+libimagrt = { path = "../libimagrt" }
+version = "2.0"
+
 [profile.dev]
 codegen-units = 2
 

bin/build.rs

@@ -0,0 +1,49 @@
+extern crate clap;
+extern crate libimagrt;
+#[macro_use] extern crate version;
+
+use clap::Shell;
+use libimagrt::runtime::Runtime;
+
+include!("../imag-store/src/ui.rs");
+
+macro_rules! gen_types_buildui {
+    ($(($p:expr, $n:ident)$(,)*)*) => (
+        trait _buildui_fn_type_trait {
+            fn build_ui<'a>(app : App<'a, 'a>) -> App<'a, 'a>;
+        }
+        $(
+            struct $n;
+            impl $n {
+                pub fn new() -> Self {
+                    {}
+                }
+            }
+            impl _buildui_fn_type_trait for $n {
+                include!($p);
+            }
+         )*
+        )
+}
+
+gen_types_buildui!(("../imag-store/src/ui.rs", imagstore), ("../imag-todo/src/ui.rs", imagtodo));
+
+fn main() {
+    let mut app = Runtime::get_default_cli_builder(
+        "imag",
+        &version!()[..],
+        "imag foo bar");
+    let v = vec![("store", imagstore::new()), ("todo", imagtodo::new())];
+    for (name, obj) in v {
+        app
+            .subcommand(
+                obj::build_ui(Runtime::get_default_cli_builder(
+                        name,
+                        &version!()[..],
+                        name)));
+    }
+    app.gen_completions("imag", Shell::Bash, env!("OUT_DIR"));
+    app.gen_completions("imag", Shell::Fish, env!("OUT_DIR"));
+    app.gen_completions("imag", Shell::Zsh, env!("OUT_DIR"));
+
+}