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-rw-r--r--Documentation/sphinx/kernel_feat.py55
1 files changed, 11 insertions, 44 deletions
diff --git a/Documentation/sphinx/kernel_feat.py b/Documentation/sphinx/kernel_feat.py
index b5fa2f0542a5..b9df61eb4501 100644
--- a/Documentation/sphinx/kernel_feat.py
+++ b/Documentation/sphinx/kernel_feat.py
@@ -37,8 +37,6 @@ import re
import subprocess
import sys
-from os import path
-
from docutils import nodes, statemachine
from docutils.statemachine import ViewList
from docutils.parsers.rst import directives, Directive
@@ -76,33 +74,26 @@ class KernelFeat(Directive):
self.state.document.settings.env.app.warn(message, prefix="")
def run(self):
-
doc = self.state.document
if not doc.settings.file_insertion_enabled:
raise self.warning("docutils: file insertion disabled")
env = doc.settings.env
- cwd = path.dirname(doc.current_source)
- cmd = "get_feat.pl rest --enable-fname --dir "
- cmd += self.arguments[0]
-
- if len(self.arguments) > 1:
- cmd += " --arch " + self.arguments[1]
- srctree = path.abspath(os.environ["srctree"])
+ srctree = os.path.abspath(os.environ["srctree"])
- fname = cmd
+ args = [
+ os.path.join(srctree, 'scripts/get_feat.pl'),
+ 'rest',
+ '--enable-fname',
+ '--dir',
+ os.path.join(srctree, 'Documentation', self.arguments[0]),
+ ]
- # extend PATH with $(srctree)/scripts
- path_env = os.pathsep.join([
- srctree + os.sep + "scripts",
- os.environ["PATH"]
- ])
- shell_env = os.environ.copy()
- shell_env["PATH"] = path_env
- shell_env["srctree"] = srctree
+ if len(self.arguments) > 1:
+ args.extend(['--arch', self.arguments[1]])
- lines = self.runCmd(cmd, shell=True, cwd=cwd, env=shell_env)
+ lines = subprocess.check_output(args, cwd=os.path.dirname(doc.current_source)).decode('utf-8')
line_regex = re.compile(r"^\.\. FILE (\S+)$")
@@ -121,30 +112,6 @@ class KernelFeat(Directive):
nodeList = self.nestedParse(out_lines, fname)
return nodeList
- def runCmd(self, cmd, **kwargs):
- u"""Run command ``cmd`` and return its stdout as unicode."""
-
- try:
- proc = subprocess.Popen(
- cmd
- , stdout = subprocess.PIPE
- , stderr = subprocess.PIPE
- , **kwargs
- )
- out, err = proc.communicate()
-
- out, err = codecs.decode(out, 'utf-8'), codecs.decode(err, 'utf-8')
-
- if proc.returncode != 0:
- raise self.severe(
- u"command '%s' failed with return code %d"
- % (cmd, proc.returncode)
- )
- except OSError as exc:
- raise self.severe(u"problems with '%s' directive: %s."
- % (self.name, ErrorString(exc)))
- return out
-
def nestedParse(self, lines, fname):
content = ViewList()
node = nodes.section()