Files
platformio-core/platformio/util.py

100 lines
2.4 KiB
Python

# Copyright (C) Ivan Kravets <me@ikravets.com>
# See LICENSE for details.
from os import name as os_name
from os import getcwd, getenv, listdir, utime
from os.path import dirname, expanduser, isfile, join, realpath
from platform import system, uname
from subprocess import PIPE, Popen
from time import sleep
from serial import Serial
from platformio.exception import GetSerialPortsError, NotPlatformProject
try:
from configparser import ConfigParser
except ImportError:
from ConfigParser import ConfigParser
def get_systype():
if system() == "Windows":
return "windows"
data = uname()
return ("%s_%s" % (data[0], data[4])).lower()
def get_home_dir():
home_dir = expanduser("~/.platformio")
try:
config = get_project_config()
if (config.has_section("platformio") and
config.has_option("platformio", "home_dir")):
return config.get("platformio", "home_dir")
except NotPlatformProject:
pass
return home_dir
def get_source_dir():
return dirname(realpath(__file__))
def get_project_dir():
return getcwd()
def get_pioenvs_dir():
return getenv("PIOENVS_DIR", join(get_project_dir(), ".pioenvs"))
def get_project_config():
path = join(get_project_dir(), "platformio.ini")
if not isfile(path):
raise NotPlatformProject()
cp = ConfigParser()
cp.read(path)
return cp
def get_platforms():
platforms = []
for p in listdir(join(get_source_dir(), "platforms")):
if p in ("__init__.py", "base.py") or not p.endswith(".py"):
continue
platforms.append(p[:-3])
return platforms
def change_filemtime(path, time):
utime(path, (time, time))
def exec_command(args):
use_shell = system() == "Windows"
p = Popen(args, stdout=PIPE, stderr=PIPE, shell=use_shell)
out, err = p.communicate()
return dict(out=out.strip(), err=err.strip())
def reset_serialport(port):
s = Serial(port)
s.flushInput()
s.setDTR(False)
s.setRTS(False)
sleep(0.1)
s.setDTR(True)
s.setRTS(True)
s.close()
def get_serialports():
if os_name == "nt":
from serial.tools.list_ports_windows import comports
elif os_name == "posix":
from serial.tools.list_ports_posix import comports
else:
raise GetSerialPortsError(os_name)
return[{"port": p, "description": d, "hwid": h} for p, d, h in comports()]