Use function with easier input for generating PRX module files

src/base/AddPrxModule.cmake

@@ -0,0 +1,55 @@
+# File defining macro outputting PSP-specific PRX module out of passed executable target.
+cmake_minimum_required(VERSION 3.10)
+
+function(add_prx_module name)
+  # Initialize list for existing and generated source files
+  set(SRC_FILES)
+
+  # Loop over each source file
+  foreach(FILE ${ARGN})
+    # Get the extension of the file
+    get_filename_component(FILE_EXTENSION ${FILE} EXT)
+
+    # Generate a .c file from .exp files
+    if (${FILE_EXTENSION} EQUAL ".exp")
+      # Get the filename without extension
+      get_filename_component(EXP_FILE_NAME ${FILE} NAME_WE)
+
+      # Define the output .c file path
+      set(GENERATED_C_FILE ${CMAKE_BINARY_DIR}/${EXP_FILE_NAME}.c)
+
+      # Add a custom command for each .exp file to generate a .c file
+      add_custom_command(
+          OUTPUT ${GENERATED_C_FILE}
+          COMMAND psp-build-exports -b ${EXP_FILE} > ${GENERATED_C_FILE}
+          DEPENDS ${EXP_FILE}
+          COMMENT "Generating ${EXP_FILE_NAME}.c from ${EXP_FILE_NAME}.exp"
+      )
+
+      # Add the generated .c file to the list
+      list(APPEND SRC_FILES ${GENERATED_C_FILE})
+    else()
+      # Simply add other files to the list
+      list(APPEND SRC_FILES ${FILE})
+    endif()
+  endforeach()
+
+  add_executable(${name} ${SRC_FILES})
+  target_link_options(${name} PRIVATE -Wl,-q,-T${PSPDEV}/psp/sdk/lib/linkfile.prx -nostartfiles -Wl,-zmax-page-size=128)
+
+  add_custom_command(
+    TARGET ${name}
+    POST_BUILD COMMAND
+    "$ENV{PSPDEV}/bin/psp-fixup-imports" "$<TARGET_FILE:${name}>"
+    COMMENT "Calling psp-fixup-imports"
+  )
+
+  # Generate the .prx module from executable target
+  add_custom_command(
+    TARGET ${name}
+    POST_BUILD COMMAND
+    "${PSPDEV}/bin/psp-prxgen" "$<TARGET_FILE:${name}>"
+    "$<TARGET_FILE:${name}>.prx"
+    COMMENT "Calling prxgen"
+  )
+endfunction()