From 5220a75912fe0cb2ddfe3ee34dd8a7023382d705 Mon Sep 17 00:00:00 2001
From: David Garcia Quintas <dgq@google.com>
Date: Tue, 19 Jan 2016 22:07:51 -0800
Subject: have lb gen script use docker for clang formatting

---
 tools/codegen/core/gen_load_balancing_proto.sh | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

(limited to 'tools/codegen/core')

diff --git a/tools/codegen/core/gen_load_balancing_proto.sh b/tools/codegen/core/gen_load_balancing_proto.sh
index b0befc7e04..87c05f5fe8 100755
--- a/tools/codegen/core/gen_load_balancing_proto.sh
+++ b/tools/codegen/core/gen_load_balancing_proto.sh
@@ -70,8 +70,8 @@ read -r -d '' COPYRIGHT <<'EOF'
 
 EOF
 
-apt-get update -qq
-apt-get install -y clang-format-3.6
+# build clang-format docker image
+docker build -t grpc_clang_format tools/dockerfile/grpc_clang_format
 
 CURRENT_YEAR=$(date +%Y)
 COPYRIGHT_FILE=$(mktemp)
@@ -124,7 +124,15 @@ mv $TMPFILE "$OUTPUT_DIR/$PROTO_BASENAME.pb.c"
 cat $COPYRIGHT_FILE "$OUTPUT_DIR/$PROTO_BASENAME.pb.h" > $TMPFILE
 mv $TMPFILE "$OUTPUT_DIR/$PROTO_BASENAME.pb.h"
 
-clang-format-3.6 -style="{BasedOnStyle: Google, Language: Cpp}" -i "$OUTPUT_DIR/$PROTO_BASENAME.pb.c"
-clang-format-3.6 -style="{BasedOnStyle: Google, Language: Cpp}" -i "$OUTPUT_DIR/$PROTO_BASENAME.pb.h"
+docker run --rm=true \
+  -v ${HOST_GIT_ROOT:-`pwd`}:/local-code \
+  -t grpc_clang_format \
+  clang-format-3.6 \
+    -style="{BasedOnStyle: Google, Language: Cpp}" \
+    -i "/local-code/src/core/proto/grpc/lb/v0/$PROTO_BASENAME.pb.c" && \
+  clang-format-3.6 \
+    -style="{BasedOnStyle: Google, Language: Cpp}" \
+    -i "/local-code/src/core/proto/grpc/lb/v0/$PROTO_BASENAME.pb.h"
+
 
 popd > /dev/null
-- 
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