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|
#!/usr/bin/env python
import sys
try:
import commands
except ImportError:
import subprocess
import re
# Regexes for performing cleanup
cl = { re.compile(r"-[ \t]*\n[ \t\r]+" ):"",
re.compile(r"[ \n\t\r]+", re.MULTILINE):" ",
re.compile(r"^[ \n\t\r]"):"",
re.compile(r"[ \n\t\r]$"):"" }
def header(cmd):
print('''#
# Command specific completions for the {0} command.
# These completions were generated from the commands
# man page by the make_completions.py script, but may
# have been hand edited since.
#
'''.format(cmd))
def up_first(s):
return s[0].upper() + s[1:]
def escape_quotes(s):
return re.sub('\'', '\\\'', s)
def escape(s):
return re.sub('([\'"#%*?])', r"\\\1", s)
def clean(s):
res=s
for r, str in cl.items():
res = r.sub(str, res)
return res
def print_completion( cmd, switch_arr, arg, desc ):
if len(switch_arr)==0:
return
res = "complete -c {0}".format(cmd)
for sw in switch_arr:
offset=1
switch_type = "o"
if len(sw) == 2:
switch_type = "s"
if sw[1] == "-":
switch_type = "l"
offset=2
res += " -{0} {1}".format(switch_type, escape(sw[offset:]))
res += " --description '{0}'".format(up_first(escape_quotes(clean(desc))))
print(res)
cmd = sys.argv[1]
header(cmd)
try:
man = commands.getoutput( "man {0} | col -b".format(cmd))
except NameError:
man = subprocess.getoutput( "man {0} | col -b".format(cmd))
remainder = man
MODE_NONE = 0
MODE_SWITCH = 1
MODE_BETWEEN = 2
MODE_BETWEEN_IGNORE = 3
MODE_DESC = 4
mode = MODE_NONE
pos = 0
sw=''
sw_arr=[]
switch_end="= \t\n[,"
switch_between_ignore="[="
switch_between_continue=" \t\n|"
before_switch=" \t\r"
between_ignore=" \t\n]"
pc=False
desc=''
can_be_switch =True
for c in man:
if mode == MODE_NONE:
if c == '-' and can_be_switch:
mode = MODE_SWITCH
sw = '-'
elif c == '\n':
can_be_switch = True
elif before_switch.find(c)<0:
can_be_switch = False
elif mode == MODE_SWITCH:
if not switch_end.find(c)>=0:
sw+=c
else:
if len(sw) > 1:
sw_arr.append(sw)
if switch_between_ignore.find(c) >= 0:
mode=MODE_BETWEEN_IGNORE
else:
mode=MODE_BETWEEN
# print "End of switch argumnt", sw, "switch to between mode"
sw=''
elif mode == MODE_BETWEEN:
if c == '-':
mode = MODE_SWITCH
sw = '-'
elif switch_between_ignore.find(c) >= 0:
mode = MODE_BETWEEN_IGNORE
# print "Found character", c, "switching to ignore mode"
elif not switch_between_continue.find(c) >= 0:
mode = MODE_DESC
desc = c
elif mode == MODE_BETWEEN_IGNORE:
if between_ignore.find(c)>=0:
mode = MODE_BETWEEN
elif mode == MODE_DESC:
stop = False
if c == '.':
stop = True
if c == '\n' and pc == '\n':
stop=True
if stop:
mode=MODE_NONE
print_completion( cmd, sw_arr, None, desc )
sw_arr = []
desc = ''
else:
desc += c
else:
print("Unknown mode {0}".format(mode))
pc = c
|
