1 files changed, 94 insertions, 0 deletions
diff --git a/src/VBox/Runtime/generic/RTPathGetCurrentOnDrive-generic.cpp b/src/VBox/Runtime/generic/RTPathGetCurrentOnDrive-generic.cpp
new file mode 100644
index 00000000..d04a5c71
--- /dev/null
+++ b/src/VBox/Runtime/generic/RTPathGetCurrentOnDrive-generic.cpp
@@ -0,0 +1,94 @@
+/* $Id: RTPathGetCurrentOnDrive-generic.cpp $ */
+/** @file
+ * IPRT - RTPathGetCurrentOnDrive, generic implementation.
+ */
+
+/*
+ * Copyright (C) 2014-2023 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
+ * in the VirtualBox 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.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
+ */
+
+
+/*********************************************************************************************************************************
+*   Header Files                                                                                                                 *
+*********************************************************************************************************************************/
+#define LOG_GROUP RTLOGGROUP_PATH
+#include <iprt/path.h>
+#include "internal/iprt.h"
+
+#include <iprt/ctype.h>
+#include <iprt/errcore.h>
+#include <iprt/string.h>
+#include "internal/path.h"
+
+
+RTDECL(int) RTPathGetCurrentOnDrive(char chDrive, char *pszPath, size_t cbPath)
+{
+#ifdef HAVE_DRIVE
+    /*
+     * Check if it's the same drive as the current directory.
+     */
+    int rc = RTPathGetCurrent(pszPath, cbPath);
+    if (RT_SUCCESS(rc))
+    {
+        if (   (   chDrive == *pszPath
+                || RT_C_TO_LOWER(chDrive) == RT_C_TO_LOWER(*pszPath))
+            && RTPATH_IS_VOLSEP(pszPath[1]))
+            return rc;
+
+        /*
+         * Different drive, indicate root.
+         */
+        if (cbPath >= 4)
+        {
+            pszPath[0] = RT_C_TO_UPPER(chDrive);
+            pszPath[1] = ':';
+            pszPath[2] = RTPATH_SLASH;
+            pszPath[3] = '\0';
+            return VINF_SUCCESS;
+        }
+    }
+    return rc;
+
+#else
+    /*
+     * No driver letters, just return root slash on whatever we're asked.
+     */
+    NOREF(chDrive);
+    if (cbPath >= 2)
+    {
+        pszPath[0] = RTPATH_SLASH;
+        pszPath[1] = '\0';
+        return VINF_SUCCESS;
+    }
+    return VERR_BUFFER_OVERFLOW;
+#endif
+}
+RT_EXPORT_SYMBOL(RTPathGetCurrentOnDrive);
+