def convert():
""" Perform file format conversion. """
import program
import disk
import error
# set conversion output
# first arg, if given, is mode; second arg, if given, is outfile
mode = config.get('convert')
infile = (config.get(0) or config.get('run') or config.get('load'))
outfile = config.get(1)
# keep uppercase first letter
mode = mode[0].upper() if mode else 'A'
# load & save in different format
try:
prog_infile = None
if infile:
prog_infile = open_native_or_dos_filename(infile)
elif plat.has_stdin:
# use StringIO buffer for seekability
in_buffer = StringIO(sys.stdin.read())
prog_infile = disk.open_diskfile(in_buffer,
filetype='ABP',
mode='I')
if prog_infile:
with prog_infile:
program.load(prog_infile)
prog_outfile = None
if outfile:
# on save from command-line, use exact file name
prog_outfile = disk.open_diskfile(open(outfile, 'wb'),
filetype=mode,
mode='O')
elif plat.has_stdout:
prog_outfile = disk.open_diskfile(sys.stdout,
filetype=mode,
mode='O')
if prog_outfile:
with prog_outfile:
program.save(prog_outfile)
except error.RunError as e:
logging.error(error.get_message(e.err))
except EnvironmentError as e:
logging.error(str(e))
def open_native_or_dos_filename(infile):
""" If the specified file exists, open it; if not, try as DOS file name. """
import devices
import disk
import cassette
import error
try:
# first try exact file name
return disk.open_diskfile(open(os.path.expandvars(os.path.expanduser(infile)), 'r'), filetype='BPA', mode='I')
except EnvironmentError as e:
# otherwise, accept capitalised versions and default extension
return devices.open_file(0, infile, filetype='BPA', mode='I')
def convert():
""" Perform file format conversion. """
import program
import disk
import error
# set conversion output
# first arg, if given, is mode; second arg, if given, is outfile
mode = config.get('convert')
infile = (config.get(0) or
config.get('run') or config.get('load'))
outfile = config.get(1)
# keep uppercase first letter
mode = mode[0].upper() if mode else 'A'
# load & save in different format
try:
prog_infile = None
if infile:
prog_infile = open_native_or_dos_filename(infile)
elif plat.has_stdin:
# use StringIO buffer for seekability
in_buffer = StringIO(sys.stdin.read())
prog_infile = disk.open_diskfile(in_buffer, filetype='ABP', mode='I')
if prog_infile:
with prog_infile:
program.load(prog_infile)
prog_outfile = None
if outfile:
# on save from command-line, use exact file name
prog_outfile = disk.open_diskfile(open(outfile, 'wb'), filetype=mode, mode='O')
elif plat.has_stdout:
prog_outfile = disk.open_diskfile(sys.stdout, filetype=mode, mode='O')
if prog_outfile:
with prog_outfile:
program.save(prog_outfile)
except error.RunError as e:
logging.error(error.get_message(e.err))
except EnvironmentError as e:
logging.error(str(e))
def open_native_or_dos_filename(infile):
""" If the specified file exists, open it; if not, try as DOS file name. """
import devices
import disk
import cassette
import error
try:
# first try exact file name
return disk.open_diskfile(open(
os.path.expandvars(os.path.expanduser(infile)), 'r'),
filetype='BPA',
mode='I')
except EnvironmentError as e:
# otherwise, accept capitalised versions and default extension
return devices.open_file(0, infile, filetype='BPA', mode='I')
