1 files changed, 73 insertions, 0 deletions
diff --git a/src/VBox/Runtime/common/path/RTPathJoinA.cpp b/src/VBox/Runtime/common/path/RTPathJoinA.cpp
new file mode 100644
index 00000000..bb4cdd7c
--- /dev/null
+++ b/src/VBox/Runtime/common/path/RTPathJoinA.cpp
@@ -0,0 +1,73 @@
+/* $Id: RTPathJoinA.cpp $ */
+/** @file
+ * IPRT - RTPathJoinA.
+ */
+
+/*
+ * Copyright (C) 2010-2020 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 <iprt/path.h>
+#include <iprt/assert.h>
+#include <iprt/errcore.h>
+#include <iprt/string.h>
+
+
+
+
+RTDECL(char *) RTPathJoinA(const char *pszPathSrc, const char *pszAppend)
+{
+    AssertPtr(pszAppend);
+    AssertPtr(pszPathSrc);
+
+    /*
+     * The easy way: Allocate a buffer and call RTPathAppend till it succeeds.
+     */
+    size_t cchPathSrc = strlen(pszPathSrc);
+    size_t cchAppend  = strlen(pszAppend);
+    size_t cbPathDst  = cchPathSrc + cchAppend + 4;
+    char *pszPathDst  = RTStrAlloc(cbPathDst);
+    if (pszPathDst)
+    {
+        memcpy(pszPathDst, pszPathSrc, cchPathSrc + 1);
+        int rc = RTPathAppend(pszPathDst, cbPathDst, pszAppend);
+        if (RT_FAILURE(rc))
+        {
+            /* This shouldn't happen, but if it does try again with a larger buffer... */
+            AssertRC(rc);
+
+            rc = RTStrRealloc(&pszPathDst, cbPathDst * 2);
+            if (RT_SUCCESS(rc))
+                rc = RTPathAppend(pszPathDst, cbPathDst, pszAppend);
+            if (RT_FAILURE(rc))
+            {
+                RTStrFree(pszPathDst);
+                pszPathDst = NULL;
+            }
+        }
+    }
+    return pszPathDst;
+}
+