/* $Id: RTPathTemp.cpp 94310 2022-03-18 23:33:45Z vboxsync $ */ /** @file * IPRT - Path Manipulation, RTPathTemp. */ /* * Copyright (C) 2006-2022 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. * * The contents of this file may alternatively be used under the terms * of the Common Development and Distribution License Version 1.0 * (CDDL) only, as it comes in the "COPYING.CDDL" file of the * VirtualBox OSE distribution, in which case the provisions of the * CDDL are applicable instead of those of the GPL. * * You may elect to license modified versions of this file under the * terms and conditions of either the GPL or the CDDL or both. */ /********************************************************************************************************************************* * Header Files * *********************************************************************************************************************************/ #include "internal/iprt.h" #include #include #include #include #include #include "internal/path.h" RTDECL(int) RTPathTemp(char *pszPath, size_t cchPath) { /* * Try get it from the environment first. */ static const char * const s_apszVars[] = { "IPRT_TMPDIR" #if defined(RT_OS_WINDOWS) , "TMP", "TEMP", "USERPROFILE" #elif defined(RT_OS_OS2) , "TMP", "TEMP", "TMPDIR" #else , "TMPDIR" #endif }; for (size_t iVar = 0; iVar < RT_ELEMENTS(s_apszVars); iVar++) { int rc = RTEnvGetEx(RTENV_DEFAULT, s_apszVars[iVar], pszPath, cchPath, NULL); if (rc != VERR_ENV_VAR_NOT_FOUND) return rc; } /* * Here we should use some sane system default, instead we just use * the typical unix temp dir for now. */ /** @todo Windows should default to the windows directory, see GetTempPath. * Some unixes has path.h and _PATH_TMP. There is also a question about * whether /var/tmp wouldn't be a better place... */ if (cchPath < sizeof("/tmp") ) return VERR_BUFFER_OVERFLOW; memcpy(pszPath, "/tmp", sizeof("/tmp")); return VINF_SUCCESS; }