ef8d1f1b15
Fix the trivial warnings from flake8: - remove modules imported but unused; - use 2 lines before class or module level method; - remove blank line at end of file. Signed-off-by: Ricardo Martincoski <ricardo.martincoski@gmail.com> Acked-by: "Yann E. MORIN" <yann.morin.1998@free.fr> Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>
98 lines
2.8 KiB
Python
98 lines
2.8 KiB
Python
import os
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import re
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import sys
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import tempfile
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import subprocess
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from urllib2 import urlopen, HTTPError, URLError
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ARTIFACTS_URL = "http://autobuild.buildroot.net/artefacts/"
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def open_log_file(builddir, stage, logtofile=True):
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"""
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Open a file for logging and return its handler.
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If logtofile is True, returns sys.stdout. Otherwise opens a file
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with a suitable name in the build directory.
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"""
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if logtofile:
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fhandle = open("{}-{}.log".format(builddir, stage), 'a+')
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else:
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fhandle = sys.stdout
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return fhandle
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def filepath(relpath):
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return os.path.join(os.getcwd(), "support/testing", relpath)
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def download(dldir, filename):
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finalpath = os.path.join(dldir, filename)
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if os.path.exists(finalpath):
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return finalpath
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if not os.path.exists(dldir):
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os.makedirs(dldir)
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tmpfile = tempfile.mktemp(dir=dldir)
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print "Downloading to {}".format(tmpfile)
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try:
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url_fh = urlopen(os.path.join(ARTIFACTS_URL, filename))
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with open(tmpfile, "w+") as tmpfile_fh:
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tmpfile_fh.write(url_fh.read())
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except (HTTPError, URLError), err:
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os.unlink(tmpfile)
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raise err
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print "Renaming from %s to %s" % (tmpfile, finalpath)
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os.rename(tmpfile, finalpath)
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return finalpath
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def get_elf_arch_tag(builddir, prefix, fpath, tag):
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"""
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Runs the cross readelf on 'fpath', then extracts the value of tag 'tag'.
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Example:
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>>> get_elf_arch_tag('output', 'arm-none-linux-gnueabi-',
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'bin/busybox', 'Tag_CPU_arch')
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v5TEJ
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>>>
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"""
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cmd = ["host/bin/{}-readelf".format(prefix),
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"-A", os.path.join("target", fpath)]
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out = subprocess.check_output(cmd, cwd=builddir, env={"LANG": "C"})
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regexp = re.compile("^ {}: (.*)$".format(tag))
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for line in out.splitlines():
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m = regexp.match(line)
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if not m:
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continue
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return m.group(1)
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return None
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def get_file_arch(builddir, prefix, fpath):
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return get_elf_arch_tag(builddir, prefix, fpath, "Tag_CPU_arch")
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def get_elf_prog_interpreter(builddir, prefix, fpath):
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"""
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Runs the cross readelf on 'fpath' to extract the program interpreter
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name and returns it.
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Example:
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>>> get_elf_prog_interpreter('br-tests/TestExternalToolchainLinaroArm',
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'arm-linux-gnueabihf',
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'bin/busybox')
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/lib/ld-linux-armhf.so.3
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>>>
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"""
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cmd = ["host/bin/{}-readelf".format(prefix),
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"-l", os.path.join("target", fpath)]
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out = subprocess.check_output(cmd, cwd=builddir, env={"LANG": "C"})
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regexp = re.compile("^ *\[Requesting program interpreter: (.*)\]$")
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for line in out.splitlines():
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m = regexp.match(line)
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if not m:
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continue
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return m.group(1)
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return None
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