Drop python2 dependency from clang package

0001-Convert-clang-format-diff.py-to-python3-using-2to3.patch

@@ -0,0 +1,52 @@
+From a1bccf89a02accab69b359ef004faa95257333c0 Mon Sep 17 00:00:00 2001
+From: Tom Stellard <tstellar@redhat.com>
+Date: Fri, 7 Sep 2018 18:27:16 +0000
+Subject: [PATCH] Convert clang-format-diff.py to python3 using 2to3
+
+---
+ tools/clang-format/clang-format-diff.py | 10 +++++-----
+ 1 file changed, 5 insertions(+), 5 deletions(-)
+
+diff --git a/tools/clang-format/clang-format-diff.py b/tools/clang-format/clang-format-diff.py
+index ffa30e70dd..1525a3815c 100755
+--- a/tools/clang-format/clang-format-diff.py
++++ b/tools/clang-format/clang-format-diff.py
+@@ -1,4 +1,4 @@
+-#!/usr/bin/env python
++#!/usr/bin/python3
+ #
+ #===- clang-format-diff.py - ClangFormat Diff Reformatter ----*- python -*--===#
+ #
+@@ -27,7 +27,7 @@ import difflib
+ import re
+ import string
+ import subprocess
+-import StringIO
++import io
+ import sys
+ 
+ 
+@@ -89,9 +89,9 @@ def main():
+           ['-lines', str(start_line) + ':' + str(end_line)])
+ 
+   # Reformat files containing changes in place.
+-  for filename, lines in lines_by_file.iteritems():
++  for filename, lines in lines_by_file.items():
+     if args.i and args.verbose:
+-      print 'Formatting', filename
++      print('Formatting', filename)
+     command = [args.binary, filename]
+     if args.i:
+       command.append('-i')
+@@ -109,7 +109,7 @@ def main():
+     if not args.i:
+       with open(filename) as f:
+         code = f.readlines()
+-      formatted_code = StringIO.StringIO(stdout).readlines()
++      formatted_code = io.StringIO(stdout).readlines()
+       diff = difflib.unified_diff(code, formatted_code,
+                                   filename, filename,
+                                   '(before formatting)', '(after formatting)')
+-- 
+2.14.3
+

clang.spec

@@ -59,7 +59,7 @@
 
 Name:		%pkg_name
 Version:	%{maj_ver}.%{min_ver}.%{patch_ver}
-Release:	0.8.rc%{rc_ver}%{?dist}
+Release:	0.9.rc%{rc_ver}%{?dist}
 Summary:	A C language family front-end for LLVM
 
 License:	NCSA
@@ -84,6 +84,7 @@ Patch1:		0001-GCC-compatibility-Ignore-fstack-clash-protection.patch
 Patch2:		0001-Driver-Prefer-vendor-supplied-gcc-toolchain.patch
 Patch4:		0001-gtest-reorg.patch
 Patch5:		0001-Don-t-prefer-python2.7.patch
+Patch6:		0001-Convert-clang-format-diff.py-to-python3-using-2to3.patch
 
 BuildRequires:  gcc
 BuildRequires:  gcc-c++
@@ -116,6 +117,8 @@ BuildRequires: python2-rpm-macros
 BuildRequires: python3-sphinx
 BuildRequires: libatomic
 
+# We need python3-devel for pathfix.py.
+BuildRequires:	python3-devel
 
 Requires:	%{name}-libs%{?_isa} = %{version}-%{release}
 
@@ -231,8 +234,13 @@ suite can be run with any compiler, not just clang.
 %patch2 -p1 -b .vendor-gcc
 %patch4 -p1 -b .gtest
 %patch5 -p1 -b .no-python2
+%patch6 -p1 -b .clang-format-diff-py3
 
 mv ../%{clang_tools_srcdir} tools/extra
+
+pathfix.py -i %{__python3} -pn \
+	tools/clang-format/*.py \
+	utils/hmaptool/hmaptool
 %endif
 
 %build
@@ -427,6 +435,9 @@ false
 
 %endif
 %changelog
+* Fri Sep 07 2018 Tom Stellard <tstellar@redhat.com> - 7.0.0-0.9.rc2
+- Drop python2 dependency from clang package
+
 * Thu Sep 06 2018 Tom Stellard <tstellar@redhat.com> - 7.0.0-0.8.rc2
 - Drop all uses of python2 from lit tests