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#!/bin/bash
# Copyright 2015 gRPC authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
set -e
cd `dirname $0`/../..
function process_dir {
base_dir=$1
prefix=$2
comment_language=$3
(
cd $base_dir
find . -name "*.h" | while read f ; do
guard=${prefix}_`echo ${f#*/} | tr '[:lower:]/.-' '[:upper:]___'`
if [ "$comment_language" = "c++" ] ; then
comment="// $guard"
else
comment="/* $guard */"
fi
awk '
BEGIN {
guard = "'${guard}'";
comment_language = "'${comment_language}'";
}
prev ~ /^#ifndef/ && !got_first_ifndef {
got_first_ifndef = 1;
prev = "#ifndef " guard;
}
prev ~ /^#define/ && !got_first_define {
got_first_define = 1;
prev = "#define " guard;
}
NR > 1 { print prev; }
{ prev = $0; }
END {
if (prev ~ /^#endif/) {
if (comment_language ~ /^c$/) {
print "#endif /* " guard " */";
} else if (comment_language ~ /^c\+\+$/) {
print "#endif // " guard;
} else {
print "ERROR: unknown comment language: " comment_language;
}
} else {
print "ERROR: file does not end with #endif";
}
}
' "${f}" > "${f}.rewritten"
mv "${f}.rewritten" "${f}"
done
)
}
process_dir include/grpc GRPC c
process_dir include/grpc++ GRPCXX c++
process_dir src/core GRPC_INTERNAL_CORE c
process_dir src/cpp GRPC_INTERNAL_CPP c++
process_dir src/compiler GRPC_INTERNAL_COMPILER c++
process_dir test/core GRPC_TEST_CORE c
process_dir test/cpp GRPC_TEST_CPP c++
process_dir examples GRPC_EXAMPLES c++
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