[TD-3148] <feature>: make build system detect host arch.

cmake/platform.inc

@@ -79,7 +79,7 @@ ELSE()
 ENDIF ()
 
 IF ("${CPUTYPE}" STREQUAL "")
-  MESSAGE(STATUS "The current platform is detected as " ${CMAKE_SYSTEM_PROCESSOR})
+  MESSAGE(STATUS "The current platform " ${CMAKE_SYSTEM_PROCESSOR} " is detected")
 
   IF (CMAKE_SYSTEM_PROCESSOR MATCHES "(amd64)|(AMD64)")
     MESSAGE(STATUS "The current platform is amd64")
@@ -92,11 +92,13 @@ IF ("${CPUTYPE}" STREQUAL "")
   ELSEIF (CMAKE_SYSTEM_PROCESSOR MATCHES "armv7l")
     MESSAGE(STATUS "Set CPUTYPE to aarch32")
     SET(CPUTYPE "aarch32")
+    MESSAGE(STATUS "Set CPUTYPE to aarch32")
     SET(TD_LINUX TRUE)
     SET(TD_LINUX_32 FALSE)
     SET(TD_ARM_32 TRUE)
-  ELSEIF (CMAKE_SYSTEM_PROCESSOR MATCHES "arm64")
+  ELSEIF (CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64")
     SET(CPUTYPE "aarch64")
+    MESSAGE(STATUS "Set CPUTYPE to aarch64")
     SET(TD_LINUX TRUE)
     SET(TD_LINUX_64 FALSE)
     SET(TD_ARM_64 TRUE)