Enable multiple games in repo

CMakeLists.txt

 project(double-trouble)
 cmake_minimum_required (VERSION 3.16.3 FATAL_ERROR)
 
-set(SRCDIR "${CMAKE_SOURCE_DIR}/src") 
+set(SRCDIR "${CMAKE_SOURCE_DIR}") 
 set(BINDIR ${CMAKE_BINARY_DIR})
 set(SFML_USE_STATIC_STD_LIBS TRUE)
 
-add_executable(${CMAKE_PROJECT_NAME} "${SRCDIR}/main.cpp")
-
-set_target_properties(
-    ${CMAKE_PROJECT_NAME} 
-    PROPERTIES
-    CXX_STANDARD 17
-    CXX_STANDARD_REQUIRED ON
-    RUNTIME_OUTPUT_DIRECTORY "${BINDIR}"
-    LIBRARY_OUTPUT_DIRECTORY "${BINDIR}/bin"
+set(targets
+    01-red-circle
 )
 
-add_subdirectory("./external/sfml")
-target_link_libraries(
-	${CMAKE_PROJECT_NAME}
-	PRIVATE sfml-window
-	PRIVATE sfml-graphics
-	PRIVATE sfml-audio
-)
+foreach(target ${targets})
+    add_executable(${target} "${SRCDIR}/${target}/main.cpp")
+
+    set_target_properties(
+        ${target}
+        PROPERTIES
+        CXX_STANDARD 17
+        CXX_STANDARD_REQUIRED ON
+        RUNTIME_OUTPUT_DIRECTORY "${BINDIR}"
+        LIBRARY_OUTPUT_DIRECTORY "${BINDIR}/bin"
+    )
+
+    add_subdirectory("./external/sfml")
+    target_link_libraries(
+        ${target}
+        PRIVATE sfml-window
+        PRIVATE sfml-graphics
+        PRIVATE sfml-audio
+    )
+endforeach()
 

Makefile

-run: build
-	./build/double-trouble;
+all:
+	mkdir -p build;
+	cmake -S . -B build;
+	make -C build;
 
-build: $(shell find src -type f) CMakeLists.txt
-	mkdir -p build && \
-	cmake -S . -B build && \
+01:
+	mkdir -p build;
+	cmake --target 01-red-circle -S . -B build;
 	make -C build;
+	./build/01-red-circle;
 
+.PHONY: 01 all

README.md

@@ -4,11 +4,18 @@ A IMT3601 Games Programming project by Jonas and Viktor
 
 ## Getting started
 
-To run the game run:
+To build all:
 ```
 make
 ```
 
+To build and run a specific game:
+```
+make 01
+```
+
+_See `Makefile` for complete list of commands_
+
 ## System requirements
 
 ### Ubuntu and Pop!\_OS 20.04