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kernel.bbclass: replace os.system with subprocess.call

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Replace os.system with subprocess.call since the older function would
fail (more or less) silently if the executed program cannot be found

More info:
http://docs.python.org/library/subprocess.html#subprocess-replacements

[YOCTO #2454]

Signed-off-by: Robert Yang <liezhi.yang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Signed-off-by: Martin Jansa <Martin.Jansa@gmail.com>
Signed-off-by: Koen Kooi <koen@dominion.thruhere.net>
This commit is contained in:
Robert Yang 2012-07-17 12:38:00 +00:00 committed by Koen Kooi
parent c1952180fe
commit 778f8b62c5
1 changed files with 2 additions and 2 deletions
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meta-oe/classes/kernel.bbclass
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@ -316,12 +316,12 @@ module_conf_rfcomm = "alias bt-proto-3 rfcomm"
python populate_packages_prepend () {
def extract_modinfo(file):
import tempfile, re
import tempfile, re, subprocess
tempfile.tempdir = d.getVar("WORKDIR", True)
tf = tempfile.mkstemp()
tmpfile = tf[1]
cmd = "PATH=\"%s\" %sobjcopy -j .modinfo -O binary %s %s" % (d.getVar("PATH", True), d.getVar("HOST_PREFIX", True) or "", file, tmpfile)
os.system(cmd)
subprocess.call(cmd, shell=True)
f = open(tmpfile)
l = f.read().split("\000")
f.close()