[gn build] Set +x bit on .py files in llvm/utils/gn/build.

Also add a shebang line to write_cmake_config.py.

llvm-svn: 347928

diff --git a/llvm/utils/gn/build/run_tablegen.py b/llvm/utils/gn/build/run_tablegen.py
old mode 100644 (file)
new mode 100755 (executable)

diff --git a/llvm/utils/gn/build/sync_source_lists_from_cmake.py b/llvm/utils/gn/build/sync_source_lists_from_cmake.py
old mode 100644 (file)
new mode 100755 (executable)

diff --git a/llvm/utils/gn/build/write_cmake_config.py b/llvm/utils/gn/build/write_cmake_config.py
old mode 100644 (file)
new mode 100755 (executable)
index 408ffcd..ce9998e
--- a/llvm/utils/gn/build/write_cmake_config.py
+++ b/llvm/utils/gn/build/write_cmake_config.py
@@ -1,3 +1,4 @@
+#!/usr/bin/env python
 """Processes a foo.h.cmake file and writes foo.h.
 
 Takes a list of KEY=VALUE pairs (where VALUE can be empty).