Fix cmake build

CMakeLists.txt

@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.30)
-set(CMAKE_CXX_COMPILER "/usr/bin/clang++")
 project(willow-test LANGUAGES CXX)
 
+set(CMAKE_CXX_COMPILER "/usr/bin/clang++")
 set(CMAKE_CXX_STANDARD 23)
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
@@ -12,5 +12,7 @@ add_compile_options(-Wconversion)
 add_compile_options(-Wimplicit-fallthrough)
 
 add_subdirectory(src/willow)
-add_executable(willow_test src/main.cpp)
-target_link_libraries(willow_test PRIVATE willow)
+if(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR)
+    add_executable(willow_test src/main.cpp)
+    target_link_libraries(willow_test PRIVATE willow)
+endif()

README.md

@@ -9,11 +9,11 @@ what you're doing, feel free to clone the repo and do what you need yourself.
 ```cmake
 include(FetchContent)
 fetchcontent_declare(
-  rawterm
+  willow
   GIT_REPOSITORY https://github.com/ttibsi/willow
   GIT_TAG        v0.0.1
 )
-fetchcontent_makeavailable(rawterm)
+fetchcontent_makeavailable(willow)
 ```
 
 # Example
@@ -23,8 +23,8 @@ file -- anything in the `src/` directory are the tests for this project,
 `src/willow` is the source code.
 
 ```cpp
-#include "willow/reporters.h"
-#include "willow/willow.h"
+#include <willow/reporters.h>
+#include <willow/willow.h>
 
 auto add(int x, int y) -> int { return x + y; }
 

src/willow/CMakeLists.txt

@@ -1,7 +1,12 @@
-add_library(willow STATIC
-    willow.cpp
+add_library(willow STATIC)
+set_target_properties(willow PROPERTIES LINKER_LANGUAGE CXX)
+target_sources(willow
+    # PRIVATE
+        # foo.cpp
+    PUBLIC
+        reporters.h
+        test.h
+        willow.h
 )
 
-target_include_directories(willow PUBLIC
-    ${CMAKE_CURRENT_SOURCE_DIR}/..
-)
+target_include_directories(willow PUBLIC ${CMAKE_CURRENT_SOURCE_DIR}/..)