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/** $Id: VBoxReplaceDll.cpp $ */
/** @file
* VBoxReplaceDll - helper for replacing a dll when it's in use by the system
*/
/*
* Copyright (C) 2013 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#define INCL_BASE
#include <os2.h>
#include <stdio.h>
#include <string.h>
static int usage(const char *argv0)
{
char *psz1 = strrchr(argv0, '\\');
if (psz1)
argv0 = psz1 + 1;
psz1 = strrchr(argv0, '/');
if (psz1)
argv0 = psz1 + 1;
psz1 = strrchr(argv0, ':');
if (psz1)
argv0 = psz1 + 1;
printf("Usage: %s <dll1> [dll2 ...[dllN]]\n"
"\n"
"Tells the kernel to cache the specified DLLs in memory and close the\n"
"files on disk, allowing new DLL versions to be installed.\n"
"\n"
"Copyright (C) 2013 Oracle Corporation\n",
argv0);
return 0;
}
int main(int argc, char **argv)
{
int fOptions = 1;
int cProcessed = 0;
int i;
for (i = 1; i < argc; i++)
{
if ( fOptions
&& argv[i][0] == '-')
{
if (!strcmp(argv[i], "--"))
fOptions = 0;
else if ( !strcmp(argv[i], "--help")
|| !strcmp(argv[i], "-help")
|| !strcmp(argv[i], "-h")
|| !strcmp(argv[i], "-?") )
return usage(argv[0]);
else if ( !strcmp(argv[i], "--version")
|| !strcmp(argv[i], "-V") )
{
printf("$Revision: 89639 $\n");
return 0;
}
else
{
fprintf(stderr, "syntax error: Invalid option '%s'!\n", argv[i]);
return 2;
}
}
else
{
/*
* Replace the specified DLL.
*/
APIRET rc = DosReplaceModule((PCSZ)argv[i], NULL, NULL);
if (rc == NO_ERROR)
printf("info: Successfully cached '%s'.\n", argv[i]);
else
{
fprintf(stderr, "error: DosReplaceModule failed with rc=%u on '%s'.\n", rc, argv[i]);
return 1;
}
cProcessed++;
}
}
if (cProcessed == 0)
{
fprintf(stderr, "syntax error: No DLLs specified. (Consult --help for usage.)\n");
return 1;
}
return 0;
}
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