1 files changed, 237 insertions, 0 deletions
diff --git a/src/VBox/Runtime/common/misc/message.cpp b/src/VBox/Runtime/common/misc/message.cpp
new file mode 100644
index 00000000..ca6daf27
--- /dev/null
+++ b/src/VBox/Runtime/common/misc/message.cpp
@@ -0,0 +1,237 @@
+/* $Id: message.cpp $ */
+/** @file
+ * IPRT - Error reporting to standard error.
+ */
+
+/*
+ * Copyright (C) 2009-2020 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/message.h>
+
+#include <iprt/path.h>
+#include <iprt/string.h>
+#include <iprt/stream.h>
+#include "internal/process.h"
+
+
+/*********************************************************************************************************************************
+*   Global Variables                                                                                                             *
+*********************************************************************************************************************************/
+/** The program name we're using. */
+static const char * volatile g_pszProgName = NULL;
+/** Custom program name set via RTMsgSetProgName. */
+static char g_szProgName[128];
+
+
+RTDECL(int)  RTMsgSetProgName(const char *pszFormat, ...)
+{
+    g_pszProgName = &g_szrtProcExePath[g_offrtProcName];
+
+    va_list va;
+    va_start(va, pszFormat);
+    RTStrPrintfV(g_szProgName, sizeof(g_szProgName) - 1, pszFormat, va);
+    va_end(va);
+
+    g_pszProgName = g_szProgName;
+
+    return VINF_SUCCESS;
+}
+RT_EXPORT_SYMBOL(RTMsgSetProgName);
+
+
+static int rtMsgWorker(PRTSTREAM pDst, const char *pszPrefix, const char *pszFormat, va_list va)
+{
+    if (   !*pszFormat
+        || !strcmp(pszFormat, "\n"))
+        RTStrmPrintf(pDst, "\n");
+    else
+    {
+        const char *pszProgName = g_pszProgName;
+        if (!pszProgName)
+            g_pszProgName = pszProgName = &g_szrtProcExePath[g_offrtProcName];
+
+        char *pszMsg;
+        ssize_t cch = RTStrAPrintfV(&pszMsg, pszFormat, va);
+        if (cch >= 0)
+        {
+            /* print it line by line. */
+            char *psz = pszMsg;
+            do
+            {
+                char *pszEnd = strchr(psz, '\n');
+                if (!pszEnd)
+                {
+                    RTStrmPrintf(pDst, "%s: %s%s\n", pszProgName, pszPrefix, psz);
+                    break;
+                }
+                if (pszEnd == psz)
+                    RTStrmPrintf(pDst, "\n");
+                else
+                {
+                    *pszEnd = '\0';
+                    RTStrmPrintf(pDst, "%s: %s%s\n", pszProgName, pszPrefix, psz);
+                }
+                psz = pszEnd + 1;
+            } while (*psz);
+            RTStrFree(pszMsg);
+        }
+        else
+        {
+            /* Simple fallback for handling out-of-memory conditions. */
+            RTStrmPrintf(pDst, "%s: %s", pszProgName, pszPrefix);
+            RTStrmPrintfV(pDst, pszFormat, va);
+            if (!strchr(pszFormat, '\n'))
+                RTStrmPrintf(pDst, "\n");
+        }
+    }
+
+    return VINF_SUCCESS;
+}
+
+RTDECL(int)  RTMsgError(const char *pszFormat, ...)
+{
+    va_list va;
+    va_start(va, pszFormat);
+    int rc = RTMsgErrorV(pszFormat, va);
+    va_end(va);
+    return rc;
+}
+RT_EXPORT_SYMBOL(RTMsgError);
+
+
+RTDECL(int)  RTMsgErrorV(const char *pszFormat, va_list va)
+{
+    return rtMsgWorker(g_pStdErr, "error: ", pszFormat, va);
+}
+RT_EXPORT_SYMBOL(RTMsgErrorV);
+
+
+RTDECL(RTEXITCODE) RTMsgErrorExit(RTEXITCODE enmExitCode, const char *pszFormat, ...)
+{
+    va_list va;
+    va_start(va, pszFormat);
+    RTMsgErrorV(pszFormat, va);
+    va_end(va);
+    return enmExitCode;
+}
+RT_EXPORT_SYMBOL(RTMsgErrorExit);
+
+
+RTDECL(RTEXITCODE) RTMsgErrorExitV(RTEXITCODE enmExitCode, const char *pszFormat, va_list va)
+{
+    RTMsgErrorV(pszFormat, va);
+    return enmExitCode;
+}
+RT_EXPORT_SYMBOL(RTMsgErrorExitV);
+
+
+RTDECL(RTEXITCODE) RTMsgErrorExitFailure(const char *pszFormat, ...)
+{
+    va_list va;
+    va_start(va, pszFormat);
+    RTMsgErrorV(pszFormat, va);
+    va_end(va);
+    return RTEXITCODE_FAILURE;
+}
+RT_EXPORT_SYMBOL(RTMsgErrorExitFailure);
+
+
+RTDECL(RTEXITCODE) RTMsgErrorExitFailureV(const char *pszFormat, va_list va)
+{
+    RTMsgErrorV(pszFormat, va);
+    return RTEXITCODE_FAILURE;
+}
+RT_EXPORT_SYMBOL(RTMsgErrorExitFailureV);
+
+
+RTDECL(int) RTMsgErrorRc(int rcRet, const char *pszFormat, ...)
+{
+    va_list va;
+    va_start(va, pszFormat);
+    RTMsgErrorV(pszFormat, va);
+    va_end(va);
+    return rcRet;
+}
+RT_EXPORT_SYMBOL(RTMsgErrorRcV);
+
+
+RTDECL(int) RTMsgErrorRcV(int rcRet, const char *pszFormat, va_list va)
+{
+    RTMsgErrorV(pszFormat, va);
+    return rcRet;
+}
+RT_EXPORT_SYMBOL(RTMsgErrorRcV);
+
+
+RTDECL(RTEXITCODE) RTMsgInitFailure(int rcRTR3Init)
+{
+    if (   g_offrtProcName
+        && g_offrtProcName < sizeof(g_szrtProcExePath)
+        && g_szrtProcExePath[0]
+        && g_szrtProcExePath[g_offrtProcName])
+        RTStrmPrintf(g_pStdErr, "%s: fatal error: RTR3Init: %Rrc\n", &g_szrtProcExePath[g_offrtProcName], rcRTR3Init);
+    else
+        RTStrmPrintf(g_pStdErr, "fatal error: RTR3Init: %Rrc\n", rcRTR3Init);
+    return RTEXITCODE_INIT;
+}
+RT_EXPORT_SYMBOL(RTMsgInitFailure);
+
+
+RTDECL(int)  RTMsgWarning(const char *pszFormat, ...)
+{
+    va_list va;
+    va_start(va, pszFormat);
+    int rc = RTMsgWarningV(pszFormat, va);
+    va_end(va);
+    return rc;
+}
+RT_EXPORT_SYMBOL(RTMsgInfo);
+
+
+RTDECL(int)  RTMsgWarningV(const char *pszFormat, va_list va)
+{
+    return rtMsgWorker(g_pStdErr, "warning: ", pszFormat, va);
+}
+RT_EXPORT_SYMBOL(RTMsgWarningV);
+
+
+RTDECL(int)  RTMsgInfo(const char *pszFormat, ...)
+{
+    va_list va;
+    va_start(va, pszFormat);
+    int rc = RTMsgInfoV(pszFormat, va);
+    va_end(va);
+    return rc;
+}
+RT_EXPORT_SYMBOL(RTMsgInfo);
+
+
+RTDECL(int)  RTMsgInfoV(const char *pszFormat, va_list va)
+{
+    return rtMsgWorker(g_pStdOut, "info: ", pszFormat, va);
+}
+RT_EXPORT_SYMBOL(RTMsgInfoV);
+