[jackhill/mal.git] / rpython / mal_readline.py

#import os, readline as pyreadline
#
#histfile = os.path.expanduser("~/.mal-history")
#
#def init():
#    try:
#        with open(histfile, "r") as hf:
#            for line in hf.readlines():
#                pyreadline.add_history(line.rstrip("\r\n"))
#                pass
#    except IOError:
#        #print("Could not open %s" % histfile)
#        pass
#
#def readline(prompt="user> "):
#    try:
#        line = raw_input(prompt)
#        pyreadline.add_history(line)
#        with open(histfile, "a") as hf:
#            hf.write(line + "\n")
#    except IOError:
#        pass
#    except EOFError:
#        return None
#    return line

import os
def readline(prompt):
    res = ''
    os.write(1, prompt)
    while True:
        buf = os.read(0, 255)
        if not buf: raise EOFError()
        res += buf
        if res[-1] == '\n': return res[:-1]
Commit	Line	Data
a751ce67 JM	1	#import os, readline as pyreadline
	2	#
	3	#histfile = os.path.expanduser("~/.mal-history")
	4	#
	5	#def init():
	6	# try:
	7	# with open(histfile, "r") as hf:
	8	# for line in hf.readlines():
	9	# pyreadline.add_history(line.rstrip("\r\n"))
	10	# pass
	11	# except IOError:
	12	# #print("Could not open %s" % histfile)
	13	# pass
	14	#
	15	#def readline(prompt="user> "):
	16	# try:
	17	# line = raw_input(prompt)
	18	# pyreadline.add_history(line)
	19	# with open(histfile, "a") as hf:
	20	# hf.write(line + "\n")
	21	# except IOError:
	22	# pass
	23	# except EOFError:
	24	# return None
	25	# return line
	26
	27	import os
	28	def readline(prompt):
	29	res = ''
	30	os.write(1, prompt)
	31	while True:
	32	buf = os.read(0, 255)
	33	if not buf: raise EOFError()
	34	res += buf
	35	if res[-1] == '\n': return res[:-1]
	36