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#!/usr/bin/env python
import sys, fileinput, subprocess
err=0
cols=78
# Be careful to support Python 2.4, 2.6, and 3.x here!
config_proc=subprocess.Popen([ "git", "config", "core.autocrlf" ],
stdout=subprocess.PIPE)
result=config_proc.communicate()[0]
true="true".encode('utf8')
autocrlf=result.strip() == true if result is not None else False
def report_err(s):
global err
print("%s:%d: %s" % (fileinput.filename(), fileinput.filelineno(), s))
err=1
for line in fileinput.input(openhook=fileinput.hook_encoded("utf-8")):
if line.find('\t') != -1 and fileinput.filename().find("Makefile") == -1:
report_err("tab character")
if not autocrlf and line.find('\r') != -1:
report_err("CR character")
if line.endswith(" \n") or line.endswith("\t\n"):
report_err("trailing whitespace")
line_len = len(line)-2 if autocrlf else len(line)-1
if line_len > cols:
report_err("line longer than %d chars" % cols)
sys.exit(err)
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