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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 <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "sal/main.h"
#include "sal/types.h"
#include "osl/thread.h"
#include "rtl/ustring.hxx"
#include "rtl/byteseq.hxx"
#include "jvmfwk/framework.h"
using ::rtl::OUString;
using ::rtl::OUStringToOString;
using ::rtl::OString;
static sal_Bool hasOption(char const * szOption, int argc, char** argv);
static rtl::OString getLD_LIBRARY_PATH(const rtl::ByteSequence & vendorData);
static bool findAndSelect(JavaInfo**);
#define HELP_TEXT \
"\njavaldx is necessary to make Java work on some UNIX platforms." \
"It prints a string to std out that consists of directories which " \
"have to be included into the LD_LIBRARY_PATH variable.The setting of " \
"the variable usually occurs in a shell script that runs javaldx.\n" \
"The directories are from the chosen java installation. \n" \
"Options are: \n"\
"--help or -h\n"
SAL_IMPLEMENT_MAIN_WITH_ARGS(argc, argv)
{
if( hasOption("--help",argc, argv) || hasOption("-h", argc, argv))
{
fprintf(stdout, HELP_TEXT);// default
return 0;
}
javaFrameworkError errcode = JFW_E_NONE;
sal_Bool bEnabled = sal_False;
errcode = jfw_getEnabled( & bEnabled);
if (errcode == JFW_E_NONE && bEnabled == sal_False)
{
//Do not do any preparation because that may only slow startup time.
return 0;
}
else if (errcode != JFW_E_NONE && errcode != JFW_E_DIRECT_MODE)
{
fprintf(stderr,"javaldx failed! \n");
return -1;
}
JavaInfo * pInfo = NULL;
errcode = jfw_getSelectedJRE( & pInfo);
if (errcode != JFW_E_NONE && errcode != JFW_E_INVALID_SETTINGS)
{
fprintf(stderr,"javaldx failed! \n");
return -1;
}
if (pInfo == NULL)
{
if (false == findAndSelect(&pInfo))
return -1;
}
else
{
//check if the JRE was not uninstalled
sal_Bool bExist = sal_False;
errcode = jfw_existJRE(pInfo, &bExist);
if (errcode == JFW_E_NONE)
{
if (!bExist && !findAndSelect(&pInfo))
return -1;
}
else
{
fprintf(stderr, "javaldx: Could not determine if JRE still exist\n");
return -1;
}
}
//Only do something if the sunjavaplugin created this JavaInfo
rtl::OUString sVendor1(RTL_CONSTASCII_USTRINGPARAM("Sun Microsystems Inc."));
rtl::OUString sVendor9(RTL_CONSTASCII_USTRINGPARAM("Oracle Corporation"));
rtl::OUString sVendor2(RTL_CONSTASCII_USTRINGPARAM("IBM Corporation"));
rtl::OUString sVendor3(RTL_CONSTASCII_USTRINGPARAM("Blackdown Java-Linux Team"));
rtl::OUString sVendor4(RTL_CONSTASCII_USTRINGPARAM("Apple Inc."));
rtl::OUString sVendor5(RTL_CONSTASCII_USTRINGPARAM("Apple Computer, Inc."));
rtl::OUString sVendor6(RTL_CONSTASCII_USTRINGPARAM("BEA Systems, Inc."));
rtl::OUString sVendor7(RTL_CONSTASCII_USTRINGPARAM("Free Software Foundation, Inc."));
rtl::OUString sVendor8(RTL_CONSTASCII_USTRINGPARAM("The FreeBSD Foundation"));
if ( ! (sVendor1.equals(pInfo->sVendor) == sal_True
|| sVendor2.equals(pInfo->sVendor) == sal_True
|| sVendor9.equals(pInfo->sVendor) == sal_True
|| sVendor3.equals(pInfo->sVendor) == sal_True
|| sVendor4.equals(pInfo->sVendor) == sal_True
|| sVendor5.equals(pInfo->sVendor) == sal_True
|| sVendor6.equals(pInfo->sVendor) == sal_True
|| sVendor7.equals(pInfo->sVendor) == sal_True
|| sVendor8.equals(pInfo->sVendor) == sal_True))
return 0;
rtl::OString sPaths = getLD_LIBRARY_PATH(pInfo->arVendorData);
fprintf(stdout, "%s\n", sPaths.getStr());
jfw_freeJavaInfo(pInfo);
return 0;
}
rtl::OString getLD_LIBRARY_PATH(const rtl::ByteSequence & vendorData)
{
const sal_Unicode* chars = (sal_Unicode*) vendorData.getConstArray();
sal_Int32 len = vendorData.getLength();
rtl::OUString sData(chars, len / 2);
//the runtime lib is on the first line
sal_Int32 index = 0;
rtl::OUString aToken = sData.getToken( 1, '\n', index);
rtl::OString paths =
rtl::OUStringToOString(aToken, osl_getThreadTextEncoding());
return paths;
}
static sal_Bool hasOption(char const * szOption, int argc, char** argv)
{
sal_Bool retVal= sal_False;
for(sal_Int16 i= 1; i < argc; i++)
{
if( ! strcmp(argv[i], szOption))
{
retVal= sal_True;
break;
}
}
return retVal;
}
static bool findAndSelect(JavaInfo ** ppInfo)
{
javaFrameworkError errcode = jfw_findAndSelectJRE(ppInfo);
if (errcode == JFW_E_NO_JAVA_FOUND)
{
fprintf(stderr,"javaldx: Could not find a Java Runtime Environment! \n");
return false;
}
else if (errcode != JFW_E_NONE && errcode != JFW_E_DIRECT_MODE)
{
fprintf(stderr,"javaldx failed!\n");
return false;
}
return true;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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