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-rw-r--r--scripts/remove_header.awk63
1 files changed, 63 insertions, 0 deletions
diff --git a/scripts/remove_header.awk b/scripts/remove_header.awk
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+#########################################################################
+#
+# Copyright (c) 2018 Huawei Technologies Co.,Ltd.
+# 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.
+#########################################################################
+# This script removes ANSI C file header comments
+BEGIN { start = 0; incomment = 0;}
+
+{
+ if (start == 0)
+ {
+ if (incomment == 0)
+ {
+ # C++ single line comment
+ if (/^\/\//)
+ {
+ # print "single line"
+ }
+ # single line comment
+ else if (/^\/\*[^\/]*\*\/$/)
+ {
+ # print "single line"
+ }
+ # multi line comment
+ else if (/^\/\*/)
+ {
+ #print "start comment"
+ # start multi line comment
+ incomment = 1
+ }
+ else
+ {
+ # first line that is not a comment, start normal output
+ print $0;
+ start = 1;
+ }
+ }
+ else
+ {
+ # search for comment end
+ if (/\*\//)
+ {
+ #print "end comment"
+ incomment = 0;
+ }
+ }
+ }
+ else
+ {
+ # print the complete line for the rest of the file
+ print $0
+ }
+}