[Xen-changelog] [xen-unstable] Fix etags invocation

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1252329966 -3600
# Node ID 18cd7c378c4800801f13d9e3554ddbd561b62420
# Parent  f3076870465ff9953697aa2c9c1440e8058bc4e2
Fix etags invocation

Don't fail in the case where 'etags' isn't Exuberant Ctags

Signed-off-by: Tim Deegan <Tim.Deegan@xxxxxxxxxx>
---
 xen/Makefile |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff -r f3076870465f -r 18cd7c378c48 xen/Makefile
--- a/xen/Makefile      Mon Sep 07 13:52:48 2009 +0100
+++ b/xen/Makefile      Mon Sep 07 14:26:06 2009 +0100
@@ -122,10 +122,10 @@ endef
 endef
 
 define set_exuberant_flags
-    exuberant_flags=`$1 --version 2>/dev/null | grep -iq exuberant && \
+    exuberant_flags=`$1 --version 2>/dev/null | (grep -iq exuberant && \
        echo "-I __initdata,__exitdata,__acquires,__releases \
            -I EXPORT_SYMBOL,EXPORT_SYMBOL_GPL \
-           --extra=+f --c-kinds=+px"`
+           --extra=+f --c-kinds=+px") || true` 
 endef
 
 .PHONY: _TAGS

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