| 1 | /* $Id: nocrt-startup-common-win.cpp 96407 2022-08-22 17:43:14Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - No-CRT - Common Windows startup code.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2022 Oracle and/or its affiliates.
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| 8 | *
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| 9 | * This file is part of VirtualBox base platform packages, as
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| 10 | * available from https://www.virtualbox.org.
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| 11 | *
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| 12 | * This program is free software; you can redistribute it and/or
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| 13 | * modify it under the terms of the GNU General Public License
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| 14 | * as published by the Free Software Foundation, in version 3 of the
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| 15 | * License.
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| 16 | *
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| 17 | * This program is distributed in the hope that it will be useful, but
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| 18 | * WITHOUT ANY WARRANTY; without even the implied warranty of
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| 19 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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| 20 | * General Public License for more details.
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| 21 | *
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| 22 | * You should have received a copy of the GNU General Public License
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| 23 | * along with this program; if not, see <https://www.gnu.org/licenses>.
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| 24 | *
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| 25 | * The contents of this file may alternatively be used under the terms
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| 26 | * of the Common Development and Distribution License Version 1.0
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| 27 | * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
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| 28 | * in the VirtualBox distribution, in which case the provisions of the
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| 29 | * CDDL are applicable instead of those of the GPL.
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| 30 | *
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| 31 | * You may elect to license modified versions of this file under the
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| 32 | * terms and conditions of either the GPL or the CDDL or both.
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| 33 | *
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| 34 | * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
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| 35 | */
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| 36 |
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| 37 |
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| 38 | /*********************************************************************************************************************************
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| 39 | * Header Files *
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| 40 | *********************************************************************************************************************************/
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| 41 | #include "internal/nocrt.h"
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| 42 | #include "internal/process.h"
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| 43 |
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| 44 | #include <iprt/nt/nt-and-windows.h>
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| 45 | #ifndef IPRT_NOCRT_WITHOUT_FATAL_WRITE
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| 46 | # include <iprt/assert.h>
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| 47 | #endif
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| 48 | #include <iprt/getopt.h>
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| 49 | #include <iprt/message.h>
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| 50 | #include <iprt/path.h>
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| 51 | #include <iprt/string.h>
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| 52 | #include <iprt/utf16.h>
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| 53 |
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| 54 | #include "internal/compiler-vcc.h"
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| 55 |
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| 56 |
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| 57 | /*********************************************************************************************************************************
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| 58 | * Global Variables *
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| 59 | *********************************************************************************************************************************/
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| 60 | RT_C_DECLS_BEGIN
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| 61 | DECL_HIDDEN_DATA(char) g_szrtProcExePath[RTPATH_MAX] = "Unknown.exe";
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| 62 | DECL_HIDDEN_DATA(size_t) g_cchrtProcExePath = 11;
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| 63 | DECL_HIDDEN_DATA(size_t) g_cchrtProcExeDir = 0;
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| 64 | DECL_HIDDEN_DATA(size_t) g_offrtProcName = 0;
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| 65 | RT_C_DECLS_END
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| 66 |
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| 67 |
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| 68 |
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| 69 | void rtVccWinInitProcExecPath(void)
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| 70 | {
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| 71 | WCHAR wszPath[RTPATH_MAX];
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| 72 | UINT cwcPath = GetModuleFileNameW(NULL, wszPath, RT_ELEMENTS(wszPath));
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| 73 | if (cwcPath)
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| 74 | {
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| 75 | char *pszDst = g_szrtProcExePath;
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| 76 | int rc = RTUtf16ToUtf8Ex(wszPath, cwcPath, &pszDst, sizeof(g_szrtProcExePath), &g_cchrtProcExePath);
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| 77 | if (RT_SUCCESS(rc))
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| 78 | {
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| 79 | g_cchrtProcExeDir = g_offrtProcName = RTPathFilename(pszDst) - g_szrtProcExePath;
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| 80 | while ( g_cchrtProcExeDir >= 2
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| 81 | && RTPATH_IS_SLASH(g_szrtProcExePath[g_cchrtProcExeDir - 1])
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| 82 | && g_szrtProcExePath[g_cchrtProcExeDir - 2] != ':')
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| 83 | g_cchrtProcExeDir--;
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| 84 | }
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| 85 | else
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| 86 | {
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| 87 | #ifdef IPRT_NOCRT_WITHOUT_FATAL_WRITE
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| 88 | RTMsgError("initProcExecPath: RTUtf16ToUtf8Ex failed: %Rrc\n", rc);
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| 89 | #else
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| 90 | rtNoCrtFatalMsgWithRc(RT_STR_TUPLE("initProcExecPath: RTUtf16ToUtf8Ex failed: "), rc);
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| 91 | #endif
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| 92 | }
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| 93 | }
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| 94 | else
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| 95 | {
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| 96 | #ifdef IPRT_NOCRT_WITHOUT_FATAL_WRITE
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| 97 | RTMsgError("initProcExecPath: GetModuleFileNameW failed: %Rhrc\n", GetLastError());
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| 98 | #else
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| 99 | rtNoCrtFatalWriteBegin(RT_STR_TUPLE("initProcExecPath: GetModuleFileNameW failed: "));
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| 100 | rtNoCrtFatalWriteWinRc(GetLastError());
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| 101 | rtNoCrtFatalWrite(RT_STR_TUPLE("\r\n"));
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| 102 | #endif
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| 103 | }
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| 104 | }
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| 105 |
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