1 files changed, 99 insertions, 0 deletions
diff --git a/vcl/unx/generic/app/geninst.cxx b/vcl/unx/generic/app/geninst.cxx
new file mode 100644
index 000000000..191d87ca7
--- /dev/null
+++ b/vcl/unx/generic/app/geninst.cxx
@@ -0,0 +1,99 @@
+/* -*- 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 <sal/config.h>
+
+#if defined(LINUX)
+#  include <stdio.h>
+#endif
+#if defined(__FreeBSD__)
+#  include <sys/utsname.h>
+#endif
+
+#include <config_features.h>
+#if HAVE_FEATURE_OPENGL
+#include <vcl/opengl/OpenGLContext.hxx>
+#endif
+#include <unx/geninst.h>
+#include <o3tl/string_view.hxx>
+
+// SalYieldMutex
+
+SalYieldMutex::SalYieldMutex()
+{
+#if HAVE_FEATURE_OPENGL
+    SetBeforeReleaseHandler( &OpenGLContext::prepareForYield );
+#endif
+}
+
+SalYieldMutex::~SalYieldMutex()
+{
+}
+
+SalGenericInstance::~SalGenericInstance()
+{
+}
+
+OUString SalGenericInstance::getOSVersion()
+{
+    OUString aKernelVer = "unknown";
+#if defined(LINUX)
+    FILE* pVersion = fopen( "/proc/version", "r" );
+    if ( pVersion )
+    {
+        char aVerBuffer[512];
+        if ( fgets ( aVerBuffer, 511, pVersion ) )
+        {
+            aKernelVer = OUString::createFromAscii( aVerBuffer );
+            // "Linux version 3.16.7-29-desktop ..."
+            std::u16string_view aVers = o3tl::getToken(aKernelVer, 2, ' ' );
+            // "3.16.7-29-desktop ..."
+            size_t nTooDetailed = aVers.find( '.', 2);
+            if (nTooDetailed < 1 || nTooDetailed > 8)
+                aKernelVer = "Linux (misparsed version)";
+            else // "3.16.7-29-desktop ..."
+                aKernelVer = OUString::Concat("Linux ") + aVers.substr(0, nTooDetailed);
+        }
+        fclose( pVersion );
+    }
+#elif defined(__FreeBSD__)
+    struct utsname stName;
+    if ( uname( &stName ) != 0 )
+        return aKernelVer;
+
+    sal_Int32 nDots = 0;
+    sal_Int32 nIndex = 0;
+    aKernelVer = OUString::createFromAscii( stName.release );
+    while ( nIndex++ < aKernelVer.getLength() )
+    {
+        const char c = stName.release[ nIndex ];
+        if ( c == ' ' || c == '-' || ( c == '.' && nDots++ > 0 ) )
+            break;
+    }
+    aKernelVer = OUString::createFromAscii(stName.sysname) + " " + aKernelVer.copy(0, nIndex);
+#elif defined(EMSCRIPTEN)
+#define str(s) #s
+#define xstr(s) str(s)
+    aKernelVer = "Emscripten " xstr(__EMSCRIPTEN_major__)
+                 "." xstr(__EMSCRIPTEN_minor__) "." xstr(__EMSCRIPTEN_tiny__);
+#endif
+    return aKernelVer;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */