vdptest/loadertpl.py

#!/usr/bin/env python3
template = """\
10CLEAR10,&H%s:BLOAD"%s"\n\
20DEFFNS(A)=PEEK(A)+256*(PEEK(A)>127)\n\
30DEFFNW(A)=PEEK(A)+256*PEEK(A+1)\n\
40DEFUSR=&H%s\n\
50A=USR(0)\n\
60B=FNW(-1675)+65536*PEEK(-1673)\n\
70SCREEN0\n\
80?"Cyc,Err"B;A\n\
90?"ACK "FNS(-1672)FNS(-1671)FNS(-1670)FNS(-1669)\n\
"""
fnames = {'cas':'CAS:VDPtst', 'dsk':'vdptest.bin'}

import sys

def hx(n): return hex(n)[2:].upper()

def main():
  if len(sys.argv) < 3 or sys.argv[1].lower() not in fnames:
    sys.stderr.write("Usage: python3 loadertpl.py {cas|dsk} <addr>\n")

  addr = int(sys.argv[2], 0)
  fname = fnames[sys.argv[1].lower()]
  tpl = template.replace('\n','\r\n')
  sys.stdout.buffer.write(
    (tpl % (hx(addr - 1), fname, hx(addr))).encode('latin1'))

main()