VirtualBox

source: vbox/trunk/src/VBox/Additions/os2/VBoxReplaceDll.cpp@ 67954

Last change on this file since 67954 was 62528, checked in by vboxsync, 8 years ago

(C) 2016

  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
File size: 3.1 KB
Line 
1/** $Id: VBoxReplaceDll.cpp 62528 2016-07-22 19:19:08Z vboxsync $ */
2/** @file
3 * VBoxReplaceDll - helper for replacing a dll when it's in use by the system
4 */
5
6/*
7 * Copyright (C) 2013-2016 Oracle Corporation
8 *
9 * This file is part of VirtualBox Open Source Edition (OSE), as
10 * available from http://www.virtualbox.org. This file is free software;
11 * you can redistribute it and/or modify it under the terms of the GNU
12 * General Public License (GPL) as published by the Free Software
13 * Foundation, in version 2 as it comes in the "COPYING" file of the
14 * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
15 * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
16 */
17
18
19/*********************************************************************************************************************************
20* Header Files *
21*********************************************************************************************************************************/
22#define INCL_BASE
23#include <os2.h>
24#include <stdio.h>
25#include <string.h>
26
27
28static int usage(const char *argv0)
29{
30 char *psz1 = strrchr(argv0, '\\');
31 if (psz1)
32 argv0 = psz1 + 1;
33 psz1 = strrchr(argv0, '/');
34 if (psz1)
35 argv0 = psz1 + 1;
36 psz1 = strrchr(argv0, ':');
37 if (psz1)
38 argv0 = psz1 + 1;
39
40 printf("Usage: %s <dll1> [dll2 ...[dllN]]\n"
41 "\n"
42 "Tells the kernel to cache the specified DLLs in memory and close the\n"
43 "files on disk, allowing new DLL versions to be installed.\n"
44 "\n"
45 "Copyright (C) 2013-2016 Oracle Corporation\n",
46 argv0);
47 return 0;
48}
49
50int main(int argc, char **argv)
51{
52 int fOptions = 1;
53 int cProcessed = 0;
54 int i;
55 for (i = 1; i < argc; i++)
56 {
57 if ( fOptions
58 && argv[i][0] == '-')
59 {
60 if (!strcmp(argv[i], "--"))
61 fOptions = 0;
62 else if ( !strcmp(argv[i], "--help")
63 || !strcmp(argv[i], "-help")
64 || !strcmp(argv[i], "-h")
65 || !strcmp(argv[i], "-?") )
66 return usage(argv[0]);
67 else if ( !strcmp(argv[i], "--version")
68 || !strcmp(argv[i], "-V") )
69 {
70 printf("$Revision: 62528 $\n");
71 return 0;
72 }
73 else
74 {
75 fprintf(stderr, "syntax error: Invalid option '%s'!\n", argv[i]);
76 return 2;
77 }
78 }
79 else
80 {
81 /*
82 * Replace the specified DLL.
83 */
84 APIRET rc = DosReplaceModule((PCSZ)argv[i], NULL, NULL);
85 if (rc == NO_ERROR)
86 printf("info: Successfully cached '%s'.\n", argv[i]);
87 else
88 {
89 fprintf(stderr, "error: DosReplaceModule failed with rc=%u on '%s'.\n", rc, argv[i]);
90 return 1;
91 }
92 cProcessed++;
93 }
94 }
95
96 if (cProcessed == 0)
97 {
98 fprintf(stderr, "syntax error: No DLLs specified. (Consult --help for usage.)\n");
99 return 1;
100 }
101
102 return 0;
103}
104
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