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22a95796c1
This defines certain functions as invalid tokens, i.e., when compiled, the compiler throws an error. Currently only `strcpy` is included as a banned function. Fixes #788 Signed-off-by: Vaibhav <vrongmeal@gmail.com>
26 lines
841 B
C
26 lines
841 B
C
/*
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Copyright (C) 2019 The Falco Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#pragma once
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// BAN macro defines `function` as an invalid token that says using
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// the function is banned. This throws a compile time error when the
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// function is used.
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#define BAN(function) using_##function##_is_banned
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#undef strcpy
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#define strcpy(a, b) BAN(strcpy)
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