SDCC/STM8 added

CMake-SDCC/CMakeLists.txt

@@ -0,0 +1,35 @@
+cmake_minimum_required(VERSION 3.21)
+set(CMAKE_SYSTEM_NAME Generic)
+# Trick CMake that the compiler always works
+set(CMAKE_C_COMPILER_WORKS 1) #todo
+set(CMAKE_CXX_COMPILER_WORKS 1) #todo
+# End of trick
+
+#Find the compiler
+find_program(SDCC_COMPILER sdcc)
+if (${CMAKE_HOST_WIN32})
+    if (NOT EXISTS "${SDCC_COMPILER}")
+        list(APPEND CMAKE_PROGRAM_PATH "C:/Program Files(86)/SDCC/bin")
+        find_program(SDCC_COMPILER sdcc)
+    endif ()
+    if (NOT EXISTS "${SDCC_COMPILER}")
+        list(APPEND CMAKE_PROGRAM_PATH "C:/Program Files/SDCC/bin")
+        find_program(SDCC_COMPILER sdcc)
+    endif ()
+endif ()
+if (EXISTS "${SDCC_COMPILER}")
+    set(CMAKE_C_COMPILER "${SDCC_COMPILER}")
+else ()
+    message(FATAL_ERROR "SDCC compiler is not found at your computer.")
+endif ()
+
+project(CMake-SDCC C)
+
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+set(CMAKE_C_STANDARD 99)
+
+add_compile_options(-mstm8)
+add_link_options(-mstm8)
+
+add_executable(custom-compiler-test cmain.c)
+