Split CMakeLists.txt into platform-specific *.cmake

4 files changed, 82 insertions, 83 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1ca63a4..4dfad29 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -27,67 +27,15 @@ project(rts)
 
 add_executable(${PROJECT_NAME} "src/main.c")
 set(cdroot ${CMAKE_BINARY_DIR}/cdimg)
+# Avoid C11 since it is not supported by the i386-mingw32 toolchain.
+set(cflags -Wall -g3 -ffunction-sections -fdata-sections -pedantic -std=c99)
 
 if(PS1_BUILD)
-    file(MAKE_DIRECTORY ${cdroot})
-    target_link_directories(${PROJECT_NAME} PUBLIC $ENV{PSXSDK_PATH}/lib)
-    target_link_libraries(${PROJECT_NAME} PUBLIC -lpsx -lfixmath)
-    target_compile_definitions(${PROJECT_NAME} PUBLIC FIXMATH_FAST_SIN PSXSDK_DEBUG)
-    target_include_directories(${PROJECT_NAME} PRIVATE . $ENV{PSXSDK_PATH}/include)
-    add_custom_target(exe ALL elf2exe ${PROJECT_NAME}
-        ${cdroot}/${PROJECT_NAME}.exe -mark="A homebrew game created with PSXSDK"
-        DEPENDS ${PROJECT_NAME})
-    add_custom_target(iso ALL mkisofs -o ${PROJECT_NAME}.iso -V ${PROJECT_NAME}
-        -sysid PLAYSTATION ${cdroot} DEPENDS exe)
-    set(license $ENV{PSXSDK_PATH}/share/licenses/infoeur.dat)
-    add_custom_target(bin_cue ALL mkpsxiso ${PROJECT_NAME}.iso ${PROJECT_NAME}.bin
-        ${license} -s DEPENDS iso)
-    # add_custom_target(libpsx ALL DEPENDS $ENV{PSXSDK_PATH}/lib/libpsx.a)
-    # add_dependencies(${PROJECT_NAME} libpsx)
-
-    if(NOT EXISTS "${cdroot}/system.cnf")
-        file(COPY "src/system.cnf" DESTINATION "${cdroot}")
-    endif()
+    include("cmake/ps1.cmake")
 elseif(WIN9X_BUILD)
-    file(MAKE_DIRECTORY ${cdroot})
-    if("$ENV{SDL_PATH}" STREQUAL "")
-        message(FATAL_ERROR "please define env variable SDL_PATH")
-    elseif("$ENV{SDL_TTF_PATH}" STREQUAL "")
-        message(FATAL_ERROR "please define env variable SDL_TTF_PATH")
-    elseif("$ENV{FREETYPE_PATH}" STREQUAL "")
-        message(FATAL_ERROR "please define env variable FREETYPE_PATH")
-    elseif("$ENV{SDL_MIXER_PATH}" STREQUAL "")
-        message(FATAL_ERROR "please define env variable SDL_MIXER_PATH")
-    endif()
-
-    add_custom_command(OUTPUT ${cdroot}/${PROJECT_NAME}
-            COMMAND i386-mingw32-strip ${PROJECT_NAME} -o ${cdroot}/${PROJECT_NAME}
-            WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
-            DEPENDS ${PROJECT_NAME}
-            VERBATIM)
-    add_custom_target(stripped-exe ALL DEPENDS ${cdroot}/${PROJECT_NAME})
-
-    target_link_directories(${PROJECT_NAME} PRIVATE $ENV{SDL_PATH}/lib
-        $ENV{SDL_TTF_PATH}/lib $ENV{FREETYPE_PATH}/lib
-        $ENV{SDL_MIXER_PATH}/lib)
-    include_directories($ENV{SDL_PATH}/include
-        $ENV{SDL_PATH}/include/SDL $ENV{SDL_TTF_PATH}/include
-        $ENV{FREETYPE_PATH}/include
-        $ENV{SDL_MIXER_PATH}/include)
-    add_compile_options(-march=i386)
-    link_libraries(gdi32 user32 winmm dxguid freetype)
-    set(SDL1_2_BUILD 1)
+    include("cmake/win9x.cmake")
 elseif(HOST_BUILD)
-    file(MAKE_DIRECTORY ${cdroot})
-    find_package(SDL 1.2 REQUIRED)
-    find_package(SDL_mixer 1.2 REQUIRED)
-    set(SDL1_2_BUILD 1)
-    #find_package(SDL_ttf 2.0 REQUIRED)
-endif()
-
-# libfixmath is already bundled with PSXSDK.
-if(NOT PS1_BUILD)
-    add_subdirectory(libfixmath)
+    include("cmake/host.cmake")
 endif()
 
 add_subdirectory("res")
@@ -118,32 +66,6 @@ set(interfaces
     tech
 )
 
-# Avoid C11 since it is not supported by the i386-mingw32 toolchain.
-set(cflags -Wall -g3 -ffunction-sections -fdata-sections -pedantic -std=c99)
-
-if(WIN9X_BUILD)
-    if(CMAKE_BUILD_TYPE STREQUAL "Debug")
-        # i386-mingw32-gcc 3.4.5 does not support -Og.
-        set(cflags ${cflags} -O0)
-    else()
-        set(cflags ${cflags} -O2)
-    endif()
-elseif(PS1_BUILD)
-    if(CMAKE_BUILD_TYPE STREQUAL "Debug")
-        set(cflags ${cflags} -Og)
-    else()
-        set(cflags ${cflags} -Os)
-    endif()
-
-    set(cflags ${cflags} -fshort-enums)
-else()
-    if(CMAKE_BUILD_TYPE STREQUAL "Debug")
-        set(cflags ${cflags} -Og)
-    else()
-        set(cflags ${cflags} -O3)
-    endif()
-endif()
-
 target_compile_options(${PROJECT_NAME} PUBLIC ${cflags})
 
 foreach(c ${components})
diff --git a/cmake/host.cmake b/cmake/host.cmake
new file mode 100644
index 0000000..b1b000a
--- /dev/null
+++ b/cmake/host.cmake
@@ -0,0 +1,12 @@
+file(MAKE_DIRECTORY ${cdroot})
+find_package(SDL 1.2 REQUIRED)
+find_package(SDL_mixer 1.2 REQUIRED)
+set(SDL1_2_BUILD 1)
+
+if(CMAKE_BUILD_TYPE STREQUAL "Debug")
+        set(cflags ${cflags} -Og)
+else()
+    set(cflags ${cflags} -O3)
+endif()
+
+add_subdirectory(libfixmath)
diff --git a/cmake/ps1.cmake b/cmake/ps1.cmake
new file mode 100644
index 0000000..e9ae0f6
--- /dev/null
+++ b/cmake/ps1.cmake
@@ -0,0 +1,28 @@
+file(MAKE_DIRECTORY ${cdroot})
+target_link_directories(${PROJECT_NAME} PUBLIC $ENV{PSXSDK_PATH}/lib)
+target_link_libraries(${PROJECT_NAME} PUBLIC -lpsx -lfixmath)
+target_compile_definitions(${PROJECT_NAME} PUBLIC FIXMATH_FAST_SIN PSXSDK_DEBUG)
+target_include_directories(${PROJECT_NAME} PRIVATE . $ENV{PSXSDK_PATH}/include)
+add_custom_target(exe ALL elf2exe ${PROJECT_NAME}
+    ${cdroot}/${PROJECT_NAME}.exe -mark="A homebrew game created with PSXSDK"
+    DEPENDS ${PROJECT_NAME})
+add_custom_target(iso ALL mkisofs -o ${PROJECT_NAME}.iso -V ${PROJECT_NAME}
+    -sysid PLAYSTATION ${cdroot} DEPENDS exe)
+set(license $ENV{PSXSDK_PATH}/share/licenses/infoeur.dat)
+add_custom_target(bin_cue ALL mkpsxiso ${PROJECT_NAME}.iso ${PROJECT_NAME}.bin
+    ${license} -s DEPENDS iso)
+# add_custom_target(libpsx ALL DEPENDS $ENV{PSXSDK_PATH}/lib/libpsx.a)
+# add_dependencies(${PROJECT_NAME} libpsx)
+
+if(NOT EXISTS "${cdroot}/system.cnf")
+    file(COPY "src/system.cnf" DESTINATION "${cdroot}")
+endif()
+
+if(CMAKE_BUILD_TYPE STREQUAL "Debug")
+    set(cflags ${cflags} -Og)
+else()
+    set(cflags ${cflags} -Os)
+endif()
+
+set(cflags ${cflags} -fshort-enums)
+# libfixmath is already bundled with PSXSDK.
diff --git a/cmake/win9x.cmake b/cmake/win9x.cmake
new file mode 100644
index 0000000..3423248
--- /dev/null
+++ b/cmake/win9x.cmake
@@ -0,0 +1,37 @@
+file(MAKE_DIRECTORY ${cdroot})
+if("$ENV{SDL_PATH}" STREQUAL "")
+    message(FATAL_ERROR "please define env variable SDL_PATH")
+elseif("$ENV{SDL_TTF_PATH}" STREQUAL "")
+    message(FATAL_ERROR "please define env variable SDL_TTF_PATH")
+elseif("$ENV{FREETYPE_PATH}" STREQUAL "")
+    message(FATAL_ERROR "please define env variable FREETYPE_PATH")
+elseif("$ENV{SDL_MIXER_PATH}" STREQUAL "")
+    message(FATAL_ERROR "please define env variable SDL_MIXER_PATH")
+endif()
+
+add_custom_command(OUTPUT ${cdroot}/${PROJECT_NAME}
+        COMMAND i386-mingw32-strip ${PROJECT_NAME} -o ${cdroot}/${PROJECT_NAME}
+        WORKING_DIRECTORY ${CMAKE_BINARY_DIR}
+        DEPENDS ${PROJECT_NAME}
+        VERBATIM)
+add_custom_target(stripped-exe ALL DEPENDS ${cdroot}/${PROJECT_NAME})
+
+target_link_directories(${PROJECT_NAME} PRIVATE $ENV{SDL_PATH}/lib
+    $ENV{SDL_TTF_PATH}/lib $ENV{FREETYPE_PATH}/lib
+    $ENV{SDL_MIXER_PATH}/lib)
+include_directories($ENV{SDL_PATH}/include
+    $ENV{SDL_PATH}/include/SDL $ENV{SDL_TTF_PATH}/include
+    $ENV{FREETYPE_PATH}/include
+    $ENV{SDL_MIXER_PATH}/include)
+add_compile_options(-march=i386)
+link_libraries(gdi32 user32 winmm dxguid freetype)
+set(SDL1_2_BUILD 1)
+
+if(CMAKE_BUILD_TYPE STREQUAL "Debug")
+    # i386-mingw32-gcc 3.4.5 does not support -Og.
+    set(cflags ${cflags} -O0)
+else()
+    set(cflags ${cflags} -O2)
+endif()
+
+add_subdirectory(libfixmath)