def command(params,child_in=None):
cmd_str=' '.join(('"%s"' % i if ' ' in i else i for i in params))
ld('>',cmd_str,child_in)
if win32pipe:
(stdin,stdout,stderr)=win32pipe.popen3(cmd_str,'t')
if child_in:
stdin.write(child_in)
stdin.close()
child_out=stdout.read()
child_err=stderr.read()
if child_err:
logging.warning(child_err)
else:
process=Popen(params,stdin=PIPE, stdout=PIPE, stderr=PIPE, universal_newlines=True)
(child_out,child_err)=process.communicate(child_in)
if process.returncode != 0:
raise Exception("*** External program failed: %s\n%s" % (cmd_str,child_err))
ld('<',child_out,child_err)
return child_out
def command(params, child_in=None):
cmd_str = ' '.join(('"%s"' % i if ' ' in i else i for i in params))
ld('>', cmd_str, child_in)
if win32pipe:
(stdin, stdout, stderr) = win32pipe.popen3(cmd_str, 't')
if child_in:
stdin.write(child_in)
stdin.close()
child_out = stdout.read()
child_err = stderr.read()
if child_err:
logging.warning(child_err)
else:
process = Popen(params, stdin=PIPE, stdout=PIPE, stderr=PIPE, universal_newlines=True)
(child_out, child_err) = process.communicate(child_in)
if process.returncode != 0:
error("*** External program error: %s\n%s" % (cmd_str, child_err))
raise EnvironmentError(process.returncode, child_err)
ld('<', child_out, child_err)
return child_out
def setup_pty( self, _use_pty ):
self.using_pty = _use_pty
if _use_pty:
## The lower this number is the more responsive some commands
## may be ( printing prompt, ls ), but also the quicker others
## may timeout reading their output ( ping, ftp )
self.delay = 0.1
## Hack to get pty name until I can figure out to get name
## of slave pty using pty.fork() I've tried everything
## including using all of the python src for pty.fork().
## I'm probably trying to do something I can't do. However,
## there does seem to be a std call named ptsname() which
## returns the slave pty name i.e. /dev/pty/XX
## Assumption is, that between the dummy call to
## master_open is done and the pty.fork happens, we'll be
## the next pty entry after the one from pty.master_open()
## According to SysV docs it will look for the first
## unused, so this shouldn't be too bad besides its looks.
## Only have to make sure they're not already in use and
## if it is try the next one etc.
self.master, pty_name = pty.master_open()
dbg_print ( 'setup_pty: slave pty name is ' + pty_name )
self.pid, self.fd = pty.fork()
self.outd = self.fd
self.ind = self.fd
self.errd = self.fd
signal.signal( signal.SIGCHLD, self.sigchld_handler )
if self.pid == 0:
## In spawned shell process, NOTE: any 'print'ing done within
## here will corrupt vim.
attrs = tty.tcgetattr( 1 )
attrs[ 6 ][ tty.VMIN ] = 1
attrs[ 6 ][ tty.VTIME ] = 0
attrs[ 0 ] = attrs[ 0 ] | tty.BRKINT
attrs[ 0 ] = attrs[ 0 ] & tty.IGNBRK
attrs[ 3 ] = attrs[ 3 ] & ~tty.ICANON & ~tty.ECHO
tty.tcsetattr( 1, tty.TCSANOW, attrs )
if self.arg != '':
os.execv( self.sh, [ self.sh, self.arg ] )
else:
os.execv( self.sh, [ self.sh, ] )
else:
try:
attrs = tty.tcgetattr( 1 )
termios_keys = attrs[ 6 ]
except:
dbg_print ( 'setup_pty: tcgetattr failed' )
return
# Get *real* key-sequence for standard input keys, i.e. EOF
self.eof_key = termios_keys[ tty.VEOF ]
self.eol_key = termios_keys[ tty.VEOL ]
self.erase_key = termios_keys[ tty.VERASE ]
self.intr_key = termios_keys[ tty.VINTR ]
self.kill_key = termios_keys[ tty.VKILL ]
self.susp_key = termios_keys[ tty.VSUSP ]
else:
## Use pipes on Win32. not as reliable/nice. works OK but with limitations.
self.delay = 0.2
try:
import win32pipe
dbg_print ( 'setup_pty: using windows extensions' )
self.stdin, self.stdout, self.stderr = win32pipe.popen3( self.sh + " " + self.arg )
except ImportError:
dbg_print ( 'setup_pty: not using windows extensions' )
self.stdout, self.stdin, self.stderr = popen2.popen3( self.sh + " " + self.arg, -1, 'b' )
self.outd = self.stdout.fileno()
self.ind = self.stdin.fileno ()
self.errd = self.stderr.fileno()
self.intr_key = ''
self.eof_key = ''
def setup_pty(self, _use_pty):
self.using_pty = _use_pty
if _use_pty:
## The lower this number is the more responsive some commands
## may be ( printing prompt, ls ), but also the quicker others
## may timeout reading their output ( ping, ftp )
self.delay = 0.1
## Hack to get pty name until I can figure out to get name
## of slave pty using pty.fork( ) I've tried everything
## including using all of the python src for pty.fork( ).
## I'm probably trying to do something I can't do. However,
## there does seem to be a std call named ptsname( ) which
## returns the slave pty name i.e. /dev/pty/XX
## Assumption is, that between the dummy call to
## master_open is done and the pty.fork happens, we'll be
## the next pty entry after the one from pty.master_open( )
## According to SysV docs it will look for the first
## unused, so this shouldn't be too bad besides its looks.
## Only have to make sure they're not already in use and
## if it is try the next one etc.
self.master, pty_name = pty.master_open()
dbg_print('setup_pty: slave pty name is ' + pty_name)
self.pid, self.fd = pty.fork()
self.outd = self.fd
self.ind = self.fd
self.errd = self.fd
signal.signal(signal.SIGCHLD, self.sigchld_handler)
if self.pid == 0:
## In spawned shell process, NOTE: any 'print'ing done within
## here will corrupt vim.
attrs = tty.tcgetattr(1)
attrs[6][tty.VMIN] = 1
attrs[6][tty.VTIME] = 0
attrs[0] = attrs[0] | tty.BRKINT
attrs[0] = attrs[0] & tty.IGNBRK
attrs[3] = attrs[3] & ~tty.ICANON & ~tty.ECHO
tty.tcsetattr(1, tty.TCSANOW, attrs)
dbg_print('setup_pty: terminal attributes after setting them')
dump_attrs(attrs)
if self.arg != '':
os.execv(self.sh, [self.sh, self.arg])
else:
os.execv(self.sh, [
self.sh,
])
## dump_attrs( attrs ) <-- TODO: Get this to work
else:
try:
attrs = tty.tcgetattr(1)
termios_keys = attrs[6]
except:
dbg_print('setup_pty: tcgetattr failed')
return
# Get *real* key-sequence for standard input keys, i.e. EOF
self.eof_key = termios_keys[tty.VEOF]
self.eol_key = termios_keys[tty.VEOL]
self.erase_key = termios_keys[tty.VERASE]
self.intr_key = termios_keys[tty.VINTR]
self.kill_key = termios_keys[tty.VKILL]
self.susp_key = termios_keys[tty.VSUSP]
else:
## Use pipes on Win32. not as reliable/nice. works OK but with limitations.
self.delay = 0.2
try:
import win32pipe
dbg_print('setup_pty: using windows extensions')
self.stdin, self.stdout, self.stderr = win32pipe.popen3(
self.sh + " " + self.arg)
except ImportError:
dbg_print('setup_pty: not using windows extensions')
self.stdout, self.stdin, self.stderr = popen2.popen3(
self.sh + " " + self.arg, -1, 'b')
self.outd = self.stdout.fileno()
self.ind = self.stdin.fileno()
self.errd = self.stderr.fileno()
self.intr_key = ''
self.eof_key = ''