inherit terminal
|
|
DEVSHELL = "${SHELL}"
|
|
python do_devshell () {
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if d.getVarFlag("do_devshell", "manualfakeroot"):
|
d.prependVar("DEVSHELL", "pseudo ")
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fakeenv = d.getVar("FAKEROOTENV").split()
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for f in fakeenv:
|
k = f.split("=")
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d.setVar(k[0], k[1])
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d.appendVar("OE_TERMINAL_EXPORTS", " " + k[0])
|
d.delVarFlag("do_devshell", "fakeroot")
|
|
oe_terminal(d.getVar('DEVSHELL'), 'OpenEmbedded Developer Shell', d)
|
}
|
|
addtask devshell after do_patch do_prepare_recipe_sysroot
|
|
# The directory that the terminal starts in
|
DEVSHELL_STARTDIR ?= "${S}"
|
do_devshell[dirs] = "${DEVSHELL_STARTDIR}"
|
do_devshell[nostamp] = "1"
|
|
# devshell and fakeroot/pseudo need careful handling since only the final
|
# command should run under fakeroot emulation, any X connection should
|
# be done as the normal user. We therfore carefully construct the envionment
|
# manually
|
python () {
|
if d.getVarFlag("do_devshell", "fakeroot"):
|
# We need to signal our code that we want fakeroot however we
|
# can't manipulate the environment and variables here yet (see YOCTO #4795)
|
d.setVarFlag("do_devshell", "manualfakeroot", "1")
|
d.delVarFlag("do_devshell", "fakeroot")
|
}
|
|
def devpyshell(d):
|
|
import code
|
import select
|
import signal
|
import termios
|
|
m, s = os.openpty()
|
sname = os.ttyname(s)
|
|
def noechoicanon(fd):
|
old = termios.tcgetattr(fd)
|
old[3] = old[3] &~ termios.ECHO &~ termios.ICANON
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# &~ termios.ISIG
|
termios.tcsetattr(fd, termios.TCSADRAIN, old)
|
|
# No echo or buffering over the pty
|
noechoicanon(s)
|
|
pid = os.fork()
|
if pid:
|
os.close(m)
|
oe_terminal("oepydevshell-internal.py %s %d" % (sname, pid), 'OpenEmbedded Developer PyShell', d)
|
os._exit(0)
|
else:
|
os.close(s)
|
|
os.dup2(m, sys.stdin.fileno())
|
os.dup2(m, sys.stdout.fileno())
|
os.dup2(m, sys.stderr.fileno())
|
|
bb.utils.nonblockingfd(sys.stdout)
|
bb.utils.nonblockingfd(sys.stderr)
|
bb.utils.nonblockingfd(sys.stdin)
|
|
_context = {
|
"os": os,
|
"bb": bb,
|
"time": time,
|
"d": d,
|
}
|
|
ps1 = "pydevshell> "
|
ps2 = "... "
|
buf = []
|
more = False
|
|
i = code.InteractiveInterpreter(locals=_context)
|
print("OE PyShell (PN = %s)\n" % d.getVar("PN"))
|
|
def prompt(more):
|
if more:
|
prompt = ps2
|
else:
|
prompt = ps1
|
sys.stdout.write(prompt)
|
sys.stdout.flush()
|
|
# Restore Ctrl+C since bitbake masks this
|
def signal_handler(signal, frame):
|
raise KeyboardInterrupt
|
signal.signal(signal.SIGINT, signal_handler)
|
|
child = None
|
|
prompt(more)
|
while True:
|
try:
|
try:
|
(r, _, _) = select.select([sys.stdin], [], [], 1)
|
if not r:
|
continue
|
line = sys.stdin.readline().strip()
|
if not line:
|
prompt(more)
|
continue
|
except EOFError as e:
|
sys.stdout.write("\n")
|
sys.stdout.flush()
|
except (OSError, IOError) as e:
|
if e.errno == 11:
|
continue
|
if e.errno == 5:
|
return
|
raise
|
else:
|
if not child:
|
child = int(line)
|
continue
|
buf.append(line)
|
source = "\n".join(buf)
|
more = i.runsource(source, "<pyshell>")
|
if not more:
|
buf = []
|
sys.stderr.flush()
|
prompt(more)
|
except KeyboardInterrupt:
|
i.write("\nKeyboardInterrupt\n")
|
buf = []
|
more = False
|
prompt(more)
|
except SystemExit:
|
# Easiest way to ensure everything exits
|
os.kill(child, signal.SIGTERM)
|
break
|
|
python do_devpyshell() {
|
import signal
|
|
try:
|
devpyshell(d)
|
except SystemExit:
|
# Stop the SIGTERM above causing an error exit code
|
return
|
finally:
|
return
|
}
|
addtask devpyshell after do_patch
|
|
do_devpyshell[nostamp] = "1"
|
