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# csutil/leakguard.h

    00001 /*
    00002     Copyright (C) 2004 by Jorrit Tyberghein
    00003
    00004     This library is free software; you can redistribute it and/or
    00005     modify it under the terms of the GNU Library General Public
    00006     License as published by the Free Software Foundation; either
    00007     version 2 of the License, or (at your option) any later version.
    00008
    00009     This library is distributed in the hope that it will be useful,
    00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
    00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00012     Library General Public License for more details.
    00013
    00014     You should have received a copy of the GNU Library General Public
    00015     License along with this library; if not, write to the Free
    00016     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
    00017 */
    00018
    00019 #ifndef __CS_LEAKGUARD_H__
    00020 #define __CS_LEAKGUARD_H__
    00021
    00022 #ifdef CS_USE_LEAK_GUARD
    00023 #define CS_LEAKGUARD_DECLARE(m) \
    00024 struct csLeakGuard \
    00025 { \
    00026   int counter; \
    00027   csLeakGuard () : counter (0) { } \
    00028   ~csLeakGuard () \
    00029   { \
    00030     if (counter != 0) \
    00031     { \
    00032       printf ("%d leaking instance(s) of %s detected!\n", counter, #m); \
    00033       fflush (stdout); \
    00034     } \
    00035   } \
    00036 }; \
    00037 static csLeakGuard leakguard; \
    00038 struct csLeakGuardInstance \
    00039 { \
    00040   csLeakGuardInstance () \
    00041   { \
    00042     leakguard.counter++; \
    00043   } \
    00044   ~csLeakGuardInstance () \
    00045   { \
    00046     leakguard.counter--; \
    00047   } \
    00048 }; \
    00049 csLeakGuardInstance leakguardinstance
    00050
    00051 #define CS_LEAKGUARD_IMPLEMENT(m) \
    00052   m::csLeakGuard m::leakguard
    00053
    00054 #else
    00055 #define CS_LEAKGUARD_DECLARE(m) \
    00056   struct csLeakGuard /* ignored; pacify -ansi -pedantic */
    00057 #define CS_LEAKGUARD_IMPLEMENT(m) \
    00058   struct csLeakGuard /* ignored; pacify -ansi -pedantic */
    00059 #endif
    00060
    00061 #endif // __CS_LEAKGUARD_H__