onstartup.h Source File

API: onstartup.h Source File
API
onstartup.h
1//==========================================================================
2// ONSTARTUP.H - part of
3// OMNeT++/OMNEST
4// Discrete System Simulation in C++
5//
6//==========================================================================
7
8/*--------------------------------------------------------------*
9 Copyright (C) 1992-2017 Andras Varga
10 Copyright (C) 2006-2017 OpenSim Ltd.
11
12 This file is distributed WITHOUT ANY WARRANTY. See the file
13 `license' for details on this and other legal matters.
14*--------------------------------------------------------------*/
15
16#ifndef __OMNETPP_ONSTARTUP_H
17#define __OMNETPP_ONSTARTUP_H
18
19#include <vector>
20#include <map>
21#include "simkerneldefs.h"
22#include "cownedobject.h"
23
24namespace omnetpp {
25
26
27// Generating identifiers unique for this file. See MSVC Help for __COUNTER__ for more info.
28#define __OPPCONCAT1(x,y) x##y
29#define __OPPCONCAT2(prefix,line) __OPPCONCAT1(prefix,line)
30#define MAKE_UNIQUE_WITHIN_FILE(prefix) __OPPCONCAT2(prefix,__LINE__)
31
32// helpers for EXECUTE_ON_STARTUP
33// IMPORTANT: if you change "__onstartup_func_" below, linkall.pl must also be updated!
34#define __ONSTARTUP_FUNC MAKE_UNIQUE_WITHIN_FILE(__onstartup_func_)
35#define __ONSTARTUP_OBJ MAKE_UNIQUE_WITHIN_FILE(__onstartup_obj_)
36
37// helper
38#define __FILEUNIQUENAME__ MAKE_UNIQUE_WITHIN_FILE(__uniquename_)
39
49#define EXECUTE_ON_STARTUP(CODE) \
50 namespace { \
51 void __ONSTARTUP_FUNC() {CODE;} \
52 static omnetpp::CodeFragments __ONSTARTUP_OBJ(__ONSTARTUP_FUNC, #CODE, omnetpp::CodeFragments::STARTUP); \
53 }
54
63//NOTE: implementation reuses some of the *startup* macros
64#define EXECUTE_ON_SHUTDOWN(CODE) \
65 namespace { \
66 void __ONSTARTUP_FUNC() {CODE;} \
67 static omnetpp::CodeFragments __ONSTARTUP_OBJ(__ONSTARTUP_FUNC, #CODE, omnetpp::CodeFragments::SHUTDOWN); \
68 }
69
75class SIM_API CodeFragments
76{
77 public:
78 enum Type {STARTUP, SHUTDOWN};
79 Type type;
80 void (*code)();
81 const char *sourceCode;
82 CodeFragments *next;
83 static CodeFragments *head;
84 public:
85 CodeFragments(void (*code)(), const char *sourceCode, Type type);
86 ~CodeFragments() {}
87 static void executeAll(Type type);
88};
89
90} // namespace omnetpp
91
92
93#endif
94
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