Added preliminary files for CMake/CPack support

1 files changed, 78 insertions, 0 deletions

diff --git a/libpsn00b/cmake/sdk.cmake b/libpsn00b/cmake/sdk.cmake
new file mode 100644
index 0000000..82e921c
--- /dev/null
+++ b/libpsn00b/cmake/sdk.cmake
@@ -0,0 +1,78 @@
+# PSn00bSDK toolchain setup file for CMake
+# (C) 2021 spicyjpeg - MPL licensed
+
+cmake_minimum_required(VERSION 3.21)
+
+set(
+	PSN00BSDK_TC $ENV{PSN00BSDK_TC}
+	CACHE PATH   "Path to the GCC toolchain's installation directory"
+)
+set(
+	PSN00BSDK_TARGET mipsel-unknown-elf
+	CACHE STRING     "GCC toolchain target triplet"
+)
+
+## CMake configuration
+
+set(CMAKE_SYSTEM_NAME      PlayStation)
+set(CMAKE_SYSTEM_PROCESSOR mipsel)
+
+set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
+#set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
+
+# Tell CMake not to run the linker when compiling test programs. This dodges
+# missing C++ standard library errors.
+set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY)
+
+## Toolchain path setup
+
+# Attempt to find GCC. PSN00BSDK_TC can be left unset if the toolchain can be
+# found in the PATH environment variable.
+find_program(
+	_gcc ${PSN00BSDK_TARGET}-gcc
+	HINTS
+		${PSN00BSDK_TC}/bin
+		${PSN00BSDK_TC}/../bin
+		${CMAKE_CURRENT_LIST_DIR}/../../../${PSN00BSDK_TARGET}/bin
+	PATHS
+		"C:/Program Files/${PSN00BSDK_TARGET}/bin"
+		"C:/${PSN00BSDK_TARGET}/bin"
+		/usr/local/${PSN00BSDK_TARGET}/bin
+		/usr/${PSN00BSDK_TARGET}/bin
+	NO_CACHE REQUIRED
+)
+cmake_path(GET _gcc PARENT_PATH _bin)
+cmake_path(GET _bin PARENT_PATH _toolchain)
+
+# Overwrite the empty cache entry, so it won't have to be found again.
+if(NOT IS_DIRECTORY PSN00BSDK_TC)
+	set(
+		PSN00BSDK_TC ${_toolchain}
+		CACHE PATH   "Path to the GCC toolchain's installation directory"
+		FORCE
+	)
+endif()
+
+## Toolchain executables
+
+set(_prefix ${_bin}/${PSN00BSDK_TARGET})
+
+set(CMAKE_ASM_COMPILER ${_prefix}-gcc${CMAKE_EXECUTABLE_SUFFIX})
+set(CMAKE_C_COMPILER   ${_prefix}-gcc${CMAKE_EXECUTABLE_SUFFIX})
+set(CMAKE_CXX_COMPILER ${_prefix}-g++${CMAKE_EXECUTABLE_SUFFIX})
+set(CMAKE_AR           ${_prefix}-ar${CMAKE_EXECUTABLE_SUFFIX})
+set(CMAKE_LINKER       ${_prefix}-ld${CMAKE_EXECUTABLE_SUFFIX})
+set(CMAKE_RANLIB       ${_prefix}-ranlib${CMAKE_EXECUTABLE_SUFFIX})
+set(CMAKE_OBJCOPY      ${_prefix}-objcopy${CMAKE_EXECUTABLE_SUFFIX})
+set(CMAKE_SIZE         ${_prefix}-size${CMAKE_EXECUTABLE_SUFFIX})
+set(CMAKE_STRIP        ${_prefix}-strip${CMAKE_EXECUTABLE_SUFFIX})
+set(TOOLCHAIN_NM       ${_prefix}-nm${CMAKE_EXECUTABLE_SUFFIX})
+
+## SDK setup
+
+# We can't set up the SDK here as the find_*() functions may fail if they are
+# called before project(). We can however set a script to be executed right
+# after project() is invoked.
+set(CMAKE_PROJECT_INCLUDE ${CMAKE_CURRENT_LIST_DIR}/internal_setup.cmake)