From 676586f2034ff112b309dccc430893d73e919191 Mon Sep 17 00:00:00 2001
From: Felix Morgner <felix.morgner@gmail.com>
Date: Tue, 22 Sep 2026 18:06:51 +0200
Subject: apps: extract applications

---
 CMakeLists.txt | 15 ++++++---------
 apps/echo.cpp  | 36 ++++++++++++++++++++++++++++++++++++
 ttwhy/main.cpp | 36 ------------------------------------
 3 files changed, 42 insertions(+), 45 deletions(-)
 create mode 100644 apps/echo.cpp
 delete mode 100644 ttwhy/main.cpp

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 138a84a..337086f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -81,9 +81,6 @@ target_sources("ttwhy-core" PUBLIC
   "ttwhy/scanners/terminal_scanner.cppm"
 )
 
-target_include_directories("ttwhy-core" PUBLIC
-  "${CMAKE_SOURCE_DIR}"
-)
 
 target_compile_features("ttwhy-core" PUBLIC
   "cxx_std_23"
@@ -101,16 +98,16 @@ target_compile_options("ttwhy-core" PUBLIC
   "$<$<CXX_COMPILER_ID:Clang,GNU>:-pedantic-errors>"
 )
 
-### Main Executable
+### Applications
 
-add_executable("ttwhy")
-add_executable("ttwhy::app" ALIAS "ttwhy")
+add_executable("ttwhy-echo")
+add_executable("ttwhy::echo" ALIAS "ttwhy-echo")
 
-target_sources("ttwhy" PRIVATE
-  "ttwhy/main.cpp"
+target_sources("ttwhy-echo" PRIVATE
+  "apps/echo.cpp"
 )
 
-target_link_libraries("ttwhy" PRIVATE
+target_link_libraries("ttwhy-echo" PRIVATE
   "ttwhy::lib"
 )
 
diff --git a/apps/echo.cpp b/apps/echo.cpp
new file mode 100644
index 0000000..ab635a7
--- /dev/null
+++ b/apps/echo.cpp
@@ -0,0 +1,36 @@
+#include <asio.hpp>
+#include <asio/experimental/awaitable_operators.hpp>
+
+#include <stdio.h>
+
+import ttwhy.io;
+import ttwhy.routers;
+
+auto app(int in, int out, int error) -> asio::awaitable<void>
+{
+  using namespace asio::experimental::awaitable_operators;
+
+  auto terminal_attributes = ttwhy::io::scoped_attributes{fileno(stdin)}  //
+                                 .canonical_mode(false)
+                                 .echo(false);
+
+  auto executor = co_await asio::this_coro::executor;
+
+  auto input_stream = asio::posix::stream_descriptor{executor, in};
+  auto output_stream = asio::posix::stream_descriptor{executor, out};
+  auto error_stream = asio::posix::stream_descriptor{executor, error};
+
+  auto router = ttwhy::routers::echo{output_stream};
+
+  co_await (ttwhy::io::handle_signals(error_stream, terminal_attributes) ||
+            ttwhy::io::read_events(input_stream, router));
+}
+
+auto main() -> int
+{
+  auto context = asio::io_context{};
+
+  asio::co_spawn(context, app(::fileno(::stdin), ::fileno(::stdout), ::fileno(::stderr)), asio::detached);
+
+  context.run();
+}
diff --git a/ttwhy/main.cpp b/ttwhy/main.cpp
deleted file mode 100644
index ab635a7..0000000
--- a/ttwhy/main.cpp
+++ /dev/null
@@ -1,36 +0,0 @@
-#include <asio.hpp>
-#include <asio/experimental/awaitable_operators.hpp>
-
-#include <stdio.h>
-
-import ttwhy.io;
-import ttwhy.routers;
-
-auto app(int in, int out, int error) -> asio::awaitable<void>
-{
-  using namespace asio::experimental::awaitable_operators;
-
-  auto terminal_attributes = ttwhy::io::scoped_attributes{fileno(stdin)}  //
-                                 .canonical_mode(false)
-                                 .echo(false);
-
-  auto executor = co_await asio::this_coro::executor;
-
-  auto input_stream = asio::posix::stream_descriptor{executor, in};
-  auto output_stream = asio::posix::stream_descriptor{executor, out};
-  auto error_stream = asio::posix::stream_descriptor{executor, error};
-
-  auto router = ttwhy::routers::echo{output_stream};
-
-  co_await (ttwhy::io::handle_signals(error_stream, terminal_attributes) ||
-            ttwhy::io::read_events(input_stream, router));
-}
-
-auto main() -> int
-{
-  auto context = asio::io_context{};
-
-  asio::co_spawn(context, app(::fileno(::stdin), ::fileno(::stdout), ::fileno(::stderr)), asio::detached);
-
-  context.run();
-}
-- 
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