clang-format: Make emacs integration work with narrowed buffers.

Use (call-process region nil ...) instead of (point-min) so that the
call works in narrowed buffers.

Patch by Philipp Stephani, thank you!

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@281203 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/tools/clang-format/clang-format.el b/tools/clang-format/clang-format.el
index ca461444e22684186ed64aa16d10b226fce881a6..4d6007925fb5989a474c08e6d41b62ff23533e1c 100644 (file)
--- a/tools/clang-format/clang-format.el
+++ b/tools/clang-format/clang-format.el
@@ -122,7 +122,7 @@ is no active region.  If no style is given uses `clang-format-style'."
         (let (status stderr operations)
           (setq status
                 (call-process-region
-                 (point-min) (point-max) clang-format-executable
+                 nil nil clang-format-executable
                  nil `(,temp-buffer ,temp-file) nil
 
                  "-output-replacements-xml"