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-rw-r--r--sal/rtl/cmdargs.cxx103
1 files changed, 103 insertions, 0 deletions
diff --git a/sal/rtl/cmdargs.cxx b/sal/rtl/cmdargs.cxx
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+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed
+ * with this work for additional information regarding copyright
+ * ownership. The ASF licenses this file to you under the Apache
+ * License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of
+ * the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <osl/mutex.hxx>
+#include <rtl/alloc.h>
+#include <rtl/process.h>
+#include <rtl/ustring.hxx>
+
+namespace {
+
+rtl_uString ** g_ppCommandArgs = nullptr;
+sal_uInt32 g_nCommandArgCount = 0;
+
+struct ArgHolder
+{
+ ~ArgHolder();
+};
+
+ArgHolder::~ArgHolder()
+{
+ while (g_nCommandArgCount > 0)
+ rtl_uString_release (g_ppCommandArgs[--g_nCommandArgCount]);
+
+ free (g_ppCommandArgs);
+ g_ppCommandArgs = nullptr;
+}
+
+// The destructor of this static ArgHolder is "activated" by the assignments to
+// g_ppCommandArgs and g_nCommandArgCount in init():
+ArgHolder argHolder;
+
+void init()
+{
+ osl::MutexGuard guard( osl::Mutex::getGlobalMutex() );
+ if (g_ppCommandArgs)
+ return;
+
+ sal_Int32 i, n = osl_getCommandArgCount();
+
+ g_ppCommandArgs =
+ static_cast<rtl_uString**>(rtl_allocateZeroMemory (n * sizeof(rtl_uString*)));
+ for (i = 0; i < n; i++)
+ {
+ rtl_uString * pArg = nullptr;
+ osl_getCommandArg (i, &pArg);
+ bool env;
+ {
+ auto const & arg = OUString::unacquired(&pArg);
+ env = (arg.startsWith("-") || arg.startsWith("/")) &&
+ arg.match("env:", 1) &&
+ arg.indexOf ('=') >= 0;
+ }
+ if (env )
+ {
+ // ignore.
+ rtl_uString_release (pArg);
+ }
+ else
+ {
+ // assign.
+ g_ppCommandArgs[g_nCommandArgCount++] = pArg;
+ }
+ }
+}
+
+}
+
+oslProcessError SAL_CALL rtl_getAppCommandArg (
+ sal_uInt32 nArg, rtl_uString **ppCommandArg)
+{
+ init();
+ oslProcessError result = osl_Process_E_NotFound;
+ if( nArg < g_nCommandArgCount )
+ {
+ rtl_uString_assign( ppCommandArg, g_ppCommandArgs[nArg] );
+ result = osl_Process_E_None;
+ }
+ return result;
+}
+
+sal_uInt32 SAL_CALL rtl_getAppCommandArgCount()
+{
+ init();
+ return g_nCommandArgCount;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */