atexit.c
资源名称:shell.rar [点击查看]
上传用户:xhy777
上传日期:2007-02-14
资源大小:24088k
文件大小:1k
源码类别:
系统编程
开发平台:
Visual C++
- //+---------------------------------------------------------------------------
- //
- // Microsoft Windows
- // Copyright (C) Microsoft Corporation, 1992 - 1995
- //
- // File: atexit.cxx
- //
- // Contents: Provides our own implementation of the atexit function
- //
- //----------------------------------------------------------------------------
- #define _CRTBLD 1
- #include "windows.h"
- typedef void (__cdecl *_PVFV)(void);
- extern int _cpvfv = 0;
- extern _PVFV * _apvfv = NULL;
- int __cdecl atexit(_PVFV pfunc)
- {
- int rc = 1;
- if ((_cpvfv % 8) == 0)
- {
- if (_apvfv)
- {
- _PVFV * p = (_PVFV *) LocalReAlloc(_apvfv, (_cpvfv + 8) * sizeof(_PVFV), LMEM_MOVEABLE);
- if (_apvfv == NULL)
- goto Error;
- _apvfv = p;
- }
- else
- {
- _apvfv = (_PVFV *) LocalAlloc(LPTR, (_cpvfv + 8) * sizeof(_PVFV));
- if (_apvfv == NULL)
- goto Error;
- }
- }
- _apvfv[_cpvfv++] = pfunc;
- Cleanup:
- return rc;
- Error:
- rc = 0;
- _cpvfv = 0;
- goto Cleanup;
- }
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