def Run(self, cmd_val):
# type: (cmd_value__Argv) -> int
attrs, arg_r = flag_spec.ParseCmdVal('read', cmd_val)
arg = arg_types.read(attrs.attrs)
names = arg_r.Rest()
fd = self.stdin.fileno()
if arg.t >= 0.0:
if arg.t != 0.0:
e_die("read -t isn't implemented (except t=0)")
else:
return 0 if pyos.InputAvailable(fd) else 1
bits = 0
if self.stdin.isatty():
bits |= pyos.TERM_ICANON
if arg.s: # silent
bits |= pyos.TERM_ECHO
if arg.p is not None: # only if tty
mylib.Stderr().write(arg.p)
if bits == 0:
status = self._Read(arg, names)
else:
term = pyos.TermState(fd, ~bits)
try:
status = self._Read(arg, names)
finally:
term.Restore()
return status
def Run(self, cmd_val):
# type: (cmd_value__Argv) -> int
attrs, arg_r = flag_spec.ParseCmdVal('read', cmd_val)
arg = arg_types.read(attrs.attrs)
names = arg_r.Rest()
# Don't respect any of the other options here? This is buffered I/O.
if arg.line: # read --line
var_name, var_spid = arg_r.Peek2()
if var_name is None:
var_name = '_line'
else:
if var_name.startswith(':'): # optional : sigil
var_name = var_name[1:]
arg_r.Next()
next_arg, next_spid = arg_r.Peek2()
if next_arg is not None:
raise error.Usage('got extra argument', span_id=next_spid)
return self._Line(arg, var_name)
if arg.q:
e_usage('--qsn can only be used with --line')
if arg.all: # read --all
var_name, var_spid = arg_r.Peek2()
if var_name is None:
var_name = '_all'
else:
if var_name.startswith(':'): # optional : sigil
var_name = var_name[1:]
arg_r.Next()
next_arg, next_spid = arg_r.Peek2()
if next_arg is not None:
raise error.Usage('got extra argument', span_id=next_spid)
return self._All(var_name)
if arg.q:
e_usage('--qsn not implemented yet')
fd = self.stdin.fileno()
if arg.t >= 0.0:
if arg.t != 0.0:
e_die("read -t isn't implemented (except t=0)")
else:
return 0 if pyos.InputAvailable(fd) else 1
bits = 0
if self.stdin.isatty():
bits |= pyos.TERM_ICANON
if arg.s: # silent
bits |= pyos.TERM_ECHO
if arg.p is not None: # only if tty
mylib.Stderr().write(arg.p)
if bits == 0:
status = self._Read(arg, names)
else:
term = pyos.TermState(fd, ~bits)
try:
status = self._Read(arg, names)
finally:
term.Restore()
return status