From 274371f4e37e47002cede673c8483e49c8424559 Mon Sep 17 00:00:00 2001
From: Myles Busig <mdbusig@gmail.com>
Date: Mon, 11 Mar 2024 02:17:58 -0600
Subject: [PATCH] Change CMakeLists.txt to use globs and pkg-config

NOTE: libtonc does not have a pkg-config file packaged in devkitpro. You
must write one and place it in
$DEVKITPRO/portlibs/gba/lib/pkgconfig/libtonc.pc
---
 CMakeLists.txt | 37 +++++++++++++++++++++++--------------
 1 file changed, 23 insertions(+), 14 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 407cbf8..c5794ca 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,26 +1,35 @@
 cmake_minimum_required(VERSION 3.5)
 
-set(TARGET "gba_display_bitmap")
-
-project(${TARGET} LANGUAGES CXX C ASM)
+project(gba_display_bitmap CXX C ASM)
 set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
 
-set(DEVKITPRO "/opt/devkitpro")
-set(DEVKITARM "${DEVKITPRO}/devkitARM")
+add_executable(${PROJECT_NAME})
 
-set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -ggdb -O3 -fno-exceptions")
-set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ggdb -O3 -fno-exceptions")
+# Normal source and header files
+file(GLOB proj_sources LIST_DIRECTORIES false CONFIGURE_DEPENDS src/*.cpp src/*.c src/*.s)
+set(proj_include "include")
 
-add_executable(${TARGET} src/main.cpp src/debug.cpp graphics/bin/boxed_dot.s)
+# Generated graphics source and header files
+file(GLOB proj_gfx_sources LIST_DIRECTORIES false CONFIGURE_DEPENDS graphics/bin/*.s)
+set(proj_gfx_include "graphics/bin")
 
-target_include_directories(${TARGET} PRIVATE "${DEVKITPRO}/libtonc/include")
-target_include_directories(${TARGET} PRIVATE "include")
-target_include_directories(${TARGET} PRIVATE "graphics/bin")
+# Add sources to targe
+target_sources(${PROJECT_NAME} PRIVATE "${proj_sources}")
+target_sources(${PROJECT_NAME} PRIVATE "${proj_gfx_sources}")
+target_include_directories(${PROJECT_NAME} PRIVATE "${proj_include}")
+target_include_directories(${PROJECT_NAME} PRIVATE "${proj_gfx_include}")
 
-target_link_directories(${TARGET} PRIVATE "${DEVKITPRO}/libtonc/lib")
-target_link_libraries(${TARGET} tonc mtl etl)
+# Find pkg-config packages
+find_package(PkgConfig REQUIRED)
+pkg_check_modules(TONC libtonc)
 
-gba_create_rom(${TARGET})
+# Add libtonc directories
+target_link_directories(${PROJECT_NAME} PRIVATE ${TONC_LIBRARY_DIRS})
+target_include_directories(${PROJECT_NAME} PRIVATE ${TONC_INCLUDE_DIRS})
+
+target_link_libraries(${PROJECT_NAME} tonc mtl etl)
+
+gba_create_rom(${PROJECT_NAME})
 
 add_subdirectory(mtl)
 add_subdirectory(etl)