Merge pull request #108 from groessler/something_to_pull2

Split libref.s into multiple files to prevent inclusion of unnecessary code

libsrc/atari/libref.s

@@ -2,19 +2,14 @@
 ; Oliver Schmidt, 2013-05-31
 ;
 
-        .export         em_libref, joy_libref, tgi_libref, ser_libref, mouse_libref
+        .export         em_libref, joy_libref, tgi_libref
         .import         _exit
-        .import         atari_ser_libref
 
 em_libref       := _exit
 joy_libref      := _exit
-ser_libref      := atari_ser_libref
 .ifdef __ATARIXL__
         .import CIO_handler
 tgi_libref      := CIO_handler
-        .import set_VTIMR1_handler
-mouse_libref    := set_VTIMR1_handler
 .else
-mouse_libref    := _exit
 tgi_libref      := _exit
 .endif

libsrc/atari/mouseref.s

@@ -0,0 +1,13 @@
+;
+; Christian Groessler, 2014-04-22
+;
+
+        .export         mouse_libref
+
+.ifdef __ATARIXL__
+        .import set_VTIMR1_handler
+mouse_libref    := set_VTIMR1_handler
+.else
+        .import _exit
+mouse_libref    := _exit
+.endif

libsrc/atari/serref.s

@@ -1,6 +1,11 @@
+;
+; Christian Groessler, 2014-04-22
+;
 
         .include        "atari.inc"
 
+        .export         ser_libref
+
         .import         _close, pushax, popax
         .import         findfreeiocb
         .import         __do_oserror
@@ -10,7 +15,7 @@
         .import         clriocb
         .import         newfd
 
-	.export	atari_ser_libref
+ser_libref      := atari_ser_libref
 
 .rodata