Update CMakeLists.txt

external/CMakeLists.txt

@@ -10,7 +10,7 @@ enable_language(C)
 message("Enabled Lua lmathx support.")
 
 if (LUA_VERSION_STRING VERSION_GREATER_EQUAL "5.5")
-message(WARNING "You Lua version ${LUA_VERSION_STRING} is newer than the maximum lmathx package version supported (5.4.x). We'll try with the version compatible to 5.4/5.3, but no guarantee on success for that.")
+message(WARNING "Your Lua version ${LUA_VERSION_STRING} is newer than the maximum lmathx package version supported (5.4.x). Therefore, it would be best to downgrade to Lua 5.4 or earlier. For now, we will use the version compatible to 5.4/5.3; but note that the build could fail due to that.")
 target_sources(easi PRIVATE lua53/lmathx.c)
 elseif (LUA_VERSION_STRING VERSION_GREATER_EQUAL "5.3")
 target_sources(easi PRIVATE lua53/lmathx.c)
@@ -19,7 +19,7 @@ target_sources(easi PRIVATE lua52/lmathx.c)
 elseif (LUA_VERSION_STRING VERSION_GREATER_EQUAL "5.1")
 target_sources(easi PRIVATE lua51/lmathx.c)
 else()
-message(FATAL_ERROR "You Lua version ${LUA_VERSION_STRING} is older than the minimum lmathx package version supported (5.1).")
+message(FATAL_ERROR "Your Lua version ${LUA_VERSION_STRING} is older than the minimum lmathx package version supported (5.1).")
 endif()
 
 target_compile_definitions(easi PRIVATE EASI_LUA_LMATHX)