gnome-shell: remove Xephyr support

Built-in Xephyr support was an important debugging/development feature
for a while, but it is no longer especially useful (and has been
mostly broken since Clutter 1.4 anyway).

https://bugzilla.gnome.org/show_bug.cgi?id=610818
This commit is contained in:
Dan Winship 2011-02-10 09:50:09 -05:00
parent 8f7d5cde90
commit e752aae669

View File

@ -79,49 +79,6 @@ def get_running_session_environs():
result[key] = environs[key]
return result
def start_xephyr():
tmpdir = tempfile.mkdtemp("", "gnome-shell.")
atexit.register(shutil.rmtree, tmpdir)
display = ":" + str(random.randint(10, 99))
xauth_file = os.path.join(tmpdir, "database")
# Create a random 128-bit key and format it as hex
f = open("/dev/urandom", "r")
key = f.read(16)
f.close()
hexkey = "".join(("%02x" % ord(byte) for byte in key))
# Store that in an xauthority file as the key for connecting to our Xephyr
retcode = subprocess.call(["xauth",
"-f", xauth_file,
"add", display, "MIT-MAGIC-COOKIE-1", hexkey])
if retcode != 0:
raise RuntimeError("xauth failed")
# Launch Xephyr
try:
xephyr = subprocess.Popen(["Xephyr", display,
"-auth", xauth_file,
"-screen", options.geometry,
"-host-cursor"])
except OSError, e:
if e.errno == errno.ENOENT:
print "Could not find Xephyr."
sys.exit(1)
else:
raise
os.environ['DISPLAY'] = display
os.environ['XAUTHORITY'] = xauth_file
# Wait for server to get going: LAME
time.sleep(1)
# Start some windows in our session.
subprocess.Popen(["gnome-terminal"])
return xephyr;
def start_dconf_await_service():
DCONF_NAME = 'ca.desrt.dconf'
@ -277,9 +234,6 @@ def start_shell(perf_output=None):
# be supported on both the client and server but not in the
# list of effective extensions as a signal of needing to force
# indirect rendering.
#
# Note that this check would give the wrong answer for Xephyr,
# but since we force !use_tfp there anyway, it doesn't matter.
(server_glx_extensions, client_glx_extensions, glx_extensions) = _get_glx_extensions()
if ("GLX_EXT_texture_from_pixmap" in server_glx_extensions and
@ -318,21 +272,12 @@ def run_shell(perf_output=None):
termattrs = termios.tcgetattr(0);
normal_exit = False
xephyr = None
if options.verbose:
print "Starting shell"
try:
shell = None
if options.xephyr:
xephyr = start_xephyr()
# This makes us not grab the org.gnome.Panel or
# org.freedesktop.Notifications D-Bus names
os.environ['GNOME_SHELL_NO_REPLACE'] = '1'
shell = start_shell()
else:
shell = start_shell(perf_output=perf_output)
shell = start_shell(perf_output=perf_output)
# Wait for shell to exit
if options.verbose:
@ -346,13 +291,6 @@ def run_shell(perf_output=None):
pass
shell.wait()
finally:
# Clean up Xephyr if it outlived the shell
if xephyr:
try:
os.kill(xephyr.pid, signal.SIGKILL)
except OSError:
pass
if shell is None:
print "Failed to start shell"
elif shell.returncode == 0:
@ -620,13 +558,6 @@ parser.add_option("", "--perf-output", metavar="OUTPUT_FILE",
help="Output file to write performance report")
parser.add_option("", "--perf-upload", action="store_true",
help="Upload performance report to server")
parser.add_option("", "--xephyr", action="store_true",
help="Run a debugging instance inside Xephyr")
parser.add_option("", "--geometry", metavar="GEOMETRY",
help="Specify Xephyr screen geometry",
default="1024x768");
parser.add_option("-w", "--wide", action="store_true",
help="Use widescreen (1280x800) with Xephyr")
parser.add_option("", "--eval-file", metavar="EVAL_FILE",
help="Evaluate the contents of the given JavaScript file")
parser.add_option("", "--create-extension", action="store_true",
@ -755,20 +686,10 @@ if options.debug_command:
elif options.debug:
options.debug_command = "gdb --args"
if options.wide:
options.geometry = "1280x800"
# Figure out whether or not to use GL_EXT_texture_from_pixmap. By default
# we use it iff we aren't running Xephyr, but we allow the user to
# explicitly disable it.
# Figure out whether or not to use GL_EXT_texture_from_pixmap.
# FIXME: Move this to ClutterGlxPixmap like
# CLUTTER_PIXMAP_TEXTURE_RECTANGLE=disable.
if 'GNOME_SHELL_DISABLE_TFP' in os.environ and \
os.environ['GNOME_SHELL_DISABLE_TFP'] != '':
use_tfp = False
else:
# tfp does not work correctly in Xephyr
use_tfp = not options.xephyr
use_tfp = os.environ.get('GNOME_SHELL_DISABLE_TFP', '') != ''
# We only respawn the previous environment on abnormal exit;
# for a clean exit, we assume that gnome-shell was replaced with
@ -784,5 +705,5 @@ try:
else:
normal_exit = run_shell()
finally:
if not options.xephyr and options.replace and (options.perf or not normal_exit):
if options.replace and (options.perf or not normal_exit):
restore_gnome()