1 files changed, 90 insertions, 0 deletions
diff --git a/src/VBox/Runtime/common/path/RTPathTraverseList.cpp b/src/VBox/Runtime/common/path/RTPathTraverseList.cpp
new file mode 100644
index 00000000..89a71e26
--- /dev/null
+++ b/src/VBox/Runtime/common/path/RTPathTraverseList.cpp
@@ -0,0 +1,90 @@
+/* $Id: RTPathTraverseList.cpp $ */
+/** @file
+ * IPRT - RTPathTraverseList
+ */
+
+/*
+ * Copyright (C) 2009-2022 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                                                                                                                 *
+*********************************************************************************************************************************/
+#include "internal/iprt.h"
+#include <iprt/path.h>
+
+#include <iprt/assert.h>
+#include <iprt/ctype.h>
+#include <iprt/errcore.h>
+#include <iprt/string.h>
+
+
+RTDECL(int) RTPathTraverseList(const char *pszPathList, char chSep, PFNRTPATHTRAVERSER pfnCallback, void *pvUser1, void *pvUser2)
+{
+    AssertPtrNull(pszPathList);
+    Assert((unsigned int)chSep <= 127);
+
+    if (!pszPathList)
+        return VERR_END_OF_STRING;
+
+    /*
+     * Walk the path list.
+     */
+    const char *psz = pszPathList;
+    while (*psz)
+    {
+        /* Skip leading blanks - no directories with leading spaces, thank you. */
+        while (RT_C_IS_BLANK(*psz))
+            psz++;
+
+        /* Find the end of this element. */
+        const char *pszNext;
+        const char *pszEnd = strchr(psz, chSep);
+        if (!pszEnd)
+            pszEnd = pszNext = strchr(psz, '\0');
+        else
+            pszNext = pszEnd + 1;
+        if (pszEnd != psz)
+        {
+            size_t const cch = pszEnd - psz;
+            int rc = pfnCallback(psz, cch, pvUser1, pvUser2);
+            if (rc != VERR_TRY_AGAIN)
+                return rc;
+        }
+
+        /* advance */
+        psz = pszNext;
+    }
+
+    return VERR_END_OF_STRING;
+}
+RT_EXPORT_SYMBOL(RTPathTraverseList);
+