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Merge pull request #146 from alindt/fixes

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Further reduce CPU usage
This commit is contained in:
multibootusb 2017-04-25 19:56:30 +05:30 committed by GitHub
commit 1e384a27a2
3 changed files with 8 additions and 13 deletions
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16
scripts/_7zip.py
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@ -47,20 +47,12 @@ def extract_iso(src, dst, pattern=None, suppress_out=True):
if pattern is None: if pattern is None:
_cmd = _7zip + cli_option + ' x -y -o' + gen.quote(dst) + ' ' + gen.quote(src) + suppress_out _cmd = _7zip + cli_option + ' x -y -o' + gen.quote(dst) + ' ' + gen.quote(src) + suppress_out
else: else:
_cmd = _7zip + ' -y x ' + gen.quote(src) + ' -o' + dst + ' ' + gen.quote(pattern) + ' -r' + suppress_out _cmd = _7zip + ' x -y ' + gen.quote(src) + ' -o' + dst + ' ' + gen.quote(pattern) + ' -r' + suppress_out
gen.log('Executing ==> ' + _cmd) gen.log('Executing ==> ' + _cmd)
_7zip_process = subprocess.Popen(_cmd, universal_newlines=True, stdin=subprocess.PIPE, stderr=subprocess.PIPE,
stdout=subprocess.PIPE, shell=True)
config.status_text = 'Status: Extracting ' + os.path.basename(src).strip() config.status_text = 'Status: Extracting ' + os.path.basename(src).strip()
while True: with open(os.devnull, 'w') as devnull:
line = _7zip_process.stdout.readline() subprocess.call(_cmd, stdin=devnull, stdout=devnull, stderr=devnull, shell=True)
# gen.log(line)
if line.startswith('- '):
config.status_text = 'Status: Extracting ' + line[2:].strip()
elif platform.system() == 'Linux': # line.startswith('Extracting'): # Under Linux it prints directly all the process (may be due to version diff).
config.status_text = 'Status: ' + line.strip()
if line == '' and _7zip_process.poll() != None:
break
def list_iso(iso_link, suppress_out=True): def list_iso(iso_link, suppress_out=True):

3
scripts/imager.py
View File

@ -48,10 +48,11 @@ def dd_linux():
).start() ).start()
while dd_process.poll() is None: while dd_process.poll() is None:
time.sleep(1) # If this time delay is not given, the Popen does not execute the actual command time.sleep(0.1) # If this time delay is not given, the Popen does not execute the actual command
dd_process.send_signal(signal.SIGUSR1) dd_process.send_signal(signal.SIGUSR1)
dd_process.stderr.flush() dd_process.stderr.flush()
while True: while True:
time.sleep(0.1)
out_error = dd_process.stderr.readline().decode() out_error = dd_process.stderr.readline().decode()
if out_error: if out_error:
if 'bytes' in out_error: if 'bytes' in out_error:

2
scripts/install.py
View File

@ -12,6 +12,7 @@ import sys
import platform import platform
import threading import threading
import subprocess import subprocess
import time
from .usb import * from .usb import *
from .gen import * from .gen import *
# from .iso import * # from .iso import *
@ -146,6 +147,7 @@ def install_progress():
percentage = 100 percentage = 100
config.percentage = percentage config.percentage = percentage
pbar.update(percentage) pbar.update(percentage)
time.sleep(0.1)
def install_patch(): def install_patch():