Implement __sysremove for sim65

This will allow using unlink()/remove() in sim65 programs Use it to unlink fgets' test output file
2024-01-25 09:12:46 +01:00
parent 65937684a0
commit 0dd7b0c3a5
5 changed files with 106 additions and 5 deletions
--- a/libsrc/sim6502/paravirt.s
+++ b/libsrc/sim6502/paravirt.s
@@ -8,10 +8,15 @@
 ;

        .export         exit, args, _open, _close, _read, _write
+        .export         __sysremove, ___osmaperrno

+__sysremove     := $FFF2
+___osmaperrno   := $FFF3
 _open           := $FFF4
 _close          := $FFF5
 _read           := $FFF6
 _write          := $FFF7
 args            := $FFF8
 exit            := $FFF9
+
+                ; $FFFA-FFFF are hardware vectors, extend before not after!