Move startup code to STARTUP segment.

Added several "do nothing" files.


git-svn-id: svn://svn.cc65.org/cc65/trunk@3225 b7a2c559-68d2-44c3-8de9-860c34a00d81

libsrc/lynx/crt0.s

@@ -68,7 +68,7 @@ __sprsys:   .res    1
 ; ------------------------------------------------------------------------
 ; Actual code
 
-	.code
+	.segment "STARTUP"
 
 ; set up system
 

libsrc/lynx/getenv.s

@@ -0,0 +1,12 @@
+;
+; Ullrich von Bassewitz, 2004-10-08
+;
+; char* getenv (const char* name);
+;
+
+	.export		_getenv
+	.import		return0
+
+_getenv	= return0		; "not found"
+
+

libsrc/lynx/mainargs.s

@@ -0,0 +1,21 @@
+;
+; Ullrich von Bassewitz, 2004-10-08
+;
+; Setup arguments for main
+;
+
+
+	.constructor    initmainargs, 24
+       	.import         __argc, __argv
+
+
+;---------------------------------------------------------------------------
+; Setup arguments for main
+
+.proc   initmainargs
+
+        rts
+
+.endproc
+
+

libsrc/lynx/sysuname.s

@@ -0,0 +1,39 @@
+;
+; Ullrich von Bassewitz, 2004-10-08
+;
+; unsigned char __fastcall__ _sysuname (struct utsname* buf);
+;
+
+        .export         __sysuname, utsdata
+
+        .import         utscopy
+
+        __sysuname = utscopy
+
+;--------------------------------------------------------------------------
+; Data. We define a fixed utsname struct here and just copy it.
+
+.rodata
+
+utsdata:
+        ; sysname
+        .asciiz         "cc65"
+
+        ; nodename
+        .asciiz         ""
+
+        ; release
+        .byte           ((.VERSION >> 8) & $0F) + '0'
+        .byte           '.'
+        .byte           ((.VERSION >> 4) & $0F) + '0'
+        .byte           $00
+
+        ; version
+        .byte           (.VERSION & $0F) + '0'
+        .byte           $00
+
+        ; machine
+        .asciiz         "LYNX"
+
+
+