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p99_hook.h
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1 /* This may look like nonsense, but it really is -*- mode: C; coding: utf-8 -*- */
2 /* */
3 /* Except for parts copied from previous work and as explicitly stated below, */
4 /* the authors and copyright holders for this work are as follows: */
5 /* (C) copyright 2013 Jens Gustedt, INRIA, France */
6 /* (C) copyright 2013 Pierre-Nicolas Clauss */
7 /* */
8 /* This file is free software; it is part of the P99 project. */
9 /* */
10 /* Licensed under the Apache License, Version 2.0 (the "License"); */
11 /* you may not use this file except in compliance with the License. */
12 /* You may obtain a copy of the License at */
13 /* */
14 /* http://www.apache.org/licenses/LICENSE-2.0 */
15 /* */
16 /* Unless required by applicable law or agreed to in writing, software */
17 /* distributed under the License is distributed on an "AS IS" BASIS, */
18 /* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. */
19 /* See the License for the specific language governing permissions and */
20 /* limitations under the License. */
21 /* */
22 #ifndef P99_HOOK_H_
23 # define P99_HOOK_H_
24 
34 #include "p99_compiler.h"
35 #include "p99_if.h"
36 #include "p99_list.h"
37 
59 #if p99_has_attribute(constructor)
60 # define P99_AT_LOAD_DECLARE(...) \
61 __attribute__((constructor P99_IF_LE(P99_NARG(__VA_ARGS__), 1)()((P99_SKP(1, __VA_ARGS__))))) \
62 void P99_CHS(0, __VA_ARGS__)(void)
63 # define P99_AT_LOAD_DEFINE P99_AT_LOAD_DECLARE
64 #else
65 # define P99_AT_LOAD_DECLARE(...) \
66 void P99_CHS(0, __VA_ARGS__)(void); \
67 P99_PRAGMA(startup P99_FOR(, P99_NARG(__VA_ARGS__), P00_SER, P00_IDT, __VA_ARGS__)) \
68 P99_MACRO_END(P99_AT_LOAD_DECLARE)
69 # define P99_AT_LOAD_DEFINE(...) void P99_CHS(0, __VA_ARGS__)(void)
70 #endif
71 
89 #if p99_has_attribute(destructor)
90 # define P99_AT_UNLOAD_DECLARE(...) \
91 __attribute__((destructor P99_IF_LE(P99_NARG(__VA_ARGS__), 1)()((P99_SKP(1, __VA_ARGS__))))) \
92 void P99_CHS(0, __VA_ARGS__)(void)
93 # define P99_AT_UNLOAD_DEFINE P99_AT_UNLOAD_DECLARE
94 #else
95 # define P99_AT_UNLOAD_DECLARE(...) \
96 void P99_CHS(0, __VA_ARGS__)(void); \
97 P99_PRAGMA(exit P99_FOR(, P99_NARG(__VA_ARGS__), P00_SER, P00_IDT, __VA_ARGS__)) \
98 P99_MACRO_END(P99_AT_UNLOAD_DECLARE)
99 # define P99_AT_UNLOAD_DEFINE(...) void P99_CHS(0, __VA_ARGS__)(void)
100 #endif
101 
102 
108 #endif /* !P99_HOOK_H_ */
p99_compiler.h
Group compiler dependencies together in one file.
p99_if.h
preprocessor conditionals to use inside macros
p99_list.h
Basis macros to process the parameter list of a variadic macro.
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