Use uname -m to detect processor name. Fixes issue 140.

cmake/DetermineProcessor.cmake

@@ -5,11 +5,11 @@ SET(NV_SYSTEM_PROCESSOR "i586")
 IF(UNIX)
 	FIND_PROGRAM(CMAKE_UNAME uname /bin /usr/bin /usr/local/bin )
 	IF(CMAKE_UNAME)
-		EXEC_PROGRAM(uname ARGS -p OUTPUT_VARIABLE NV_SYSTEM_PROCESSOR RETURN_VALUE val)
+		#EXEC_PROGRAM(uname ARGS -p OUTPUT_VARIABLE NV_SYSTEM_PROCESSOR RETURN_VALUE val)
 
-		IF("${val}" GREATER 0 OR NV_SYSTEM_PROCESSOR STREQUAL "unknown")
+		#IF("${val}" GREATER 0 OR NV_SYSTEM_PROCESSOR STREQUAL "unknown")
 			EXEC_PROGRAM(uname ARGS -m OUTPUT_VARIABLE NV_SYSTEM_PROCESSOR RETURN_VALUE val)
-		ENDIF("${val}" GREATER 0 OR NV_SYSTEM_PROCESSOR STREQUAL "unknown")
+		#ENDIF("${val}" GREATER 0 OR NV_SYSTEM_PROCESSOR STREQUAL "unknown")
 
 		# processor may have double quote in the name, and that needs to be removed
 		STRING(REGEX REPLACE "\"" "" NV_SYSTEM_PROCESSOR "${NV_SYSTEM_PROCESSOR}")
@@ -57,7 +57,7 @@ ELSE(UNIX)
     # It's not OK to trust $ENV{PROCESSOR_ARCHITECTURE}: its value depends on the type of executable being run,
 	# so a 32-bit cmake (the default binary distribution) will always say "x86" regardless of the actual target.
 	IF (CMAKE_SIZEOF_VOID_P EQUAL 8)
-      SET (NV_SYSTEM_PROCESSOR "AMD64")
+      SET (NV_SYSTEM_PROCESSOR "x86_64")
 	ELSE(CMAKE_SIZEOF_VOID_P EQUAL 8)
 	  SET (NV_SYSTEM_PROCESSOR "x86")
 	ENDIF(CMAKE_SIZEOF_VOID_P EQUAL 8)

cmake/FindCg.cmake

@@ -73,7 +73,7 @@ ELSE (APPLE)
       DOC "The directory where Cg/cg.h resides"
       )
 	
-	IF (NV_SYSTEM_PROCESSOR STREQUAL "AMD64")
+	IF (NV_SYSTEM_PROCESSOR STREQUAL "x86_64")
       FIND_LIBRARY( CG_LIBRARY
         NAMES Cg
         PATHS
@@ -100,7 +100,7 @@ ELSE (APPLE)
         ${CG_COMPILER_DIR}
         DOC "The Cg GL runtime library (64-bit)"
         )
-	ELSE(NV_SYSTEM_PROCESSOR STREQUAL "AMD64")
+	ELSE(NV_SYSTEM_PROCESSOR STREQUAL "x86_64")
       FIND_LIBRARY( CG_LIBRARY
         NAMES Cg
         PATHS
@@ -123,7 +123,7 @@ ELSE (APPLE)
         ${CG_COMPILER_DIR}
         DOC "The Cg GL runtime library"
         )
-	ENDIF(NV_SYSTEM_PROCESSOR STREQUAL "AMD64")
+	ENDIF(NV_SYSTEM_PROCESSOR STREQUAL "x86_64")
 
   ELSE (WIN32)
     FIND_PROGRAM( CG_COMPILER cgc