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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 <osl/thread.h>
#include <osl/file.h>
#include <rtl/ustring.hxx>
#include <rtl/ustrbuf.h>
static bool hasOption(char const * szOption, int argc, char** argv);
#define HELP_TEXT \
"SYNOPSIS \n\n" \
"\tsp2bv [-h] [-?] string \n\n" \
"DESCRIPTION\n\n" \
"\tsp2bv stands for \"system path to bootstrap variable\"." \
" First the system path is converted into a file URL. Then all " \
"characters which have a special meaning in bootstrap variables, " \
"such as \'$\' are escaped. The resulting string is written to " \
"stdout and can be assigned to a bootstrap variable.\n" \
"\n\n" \
"OPTIONS \n\n" \
"\tThe following options are supported: \n" \
"-?\n " \
"--help" \
" Display help information.\n"
int main(int argc, char **argv)
{
if( hasOption("--help",argc, argv) || hasOption("-h", argc, argv))
{
fprintf(stdout, HELP_TEXT);// default
return 0;
}
if (argc != 2)
{
fprintf(stdout, HELP_TEXT);
return -1;
}
rtl_uString* pPath = nullptr;
rtl_string2UString( &pPath, argv[1], strlen(argv[1]),
osl_getThreadTextEncoding(),OSTRING_TO_OUSTRING_CVTFLAGS );
rtl_uString* pUrl = nullptr;
if (osl_getFileURLFromSystemPath(pPath, &pUrl) != osl_File_E_None)
return -1;
//escape the special characters
sal_Unicode cEscapeChar = 0x5c;
rtl_uString* pBuffer = nullptr;
sal_Int32 nCapacity = 255;
rtl_uString_new_WithLength( &pBuffer, nCapacity );
const sal_Unicode* pCur = pUrl->buffer;
for (int i = 0; i != pUrl->length; i++)
{
switch( *pCur)
{
case '$':
rtl_uStringbuffer_insert( &pBuffer, &nCapacity, pBuffer->length, &cEscapeChar, 1);
rtl_uStringbuffer_insert( &pBuffer, &nCapacity, pBuffer->length, pCur, 1);
break;
case '{':
case '}':
case '\\': fprintf(stderr, "sp2vb: file URL contains invalid characters!\n");
return -1;
default:
rtl_uStringbuffer_insert( &pBuffer, &nCapacity, pBuffer->length, pCur, 1);
}
pCur ++;
}
//convert back to byte string so that we can print it.
rtl_String* pBootVar = nullptr;
rtl_uString2String( &pBootVar, pBuffer->buffer, pBuffer->length,
osl_getThreadTextEncoding(), OUSTRING_TO_OSTRING_CVTFLAGS);
fprintf(stdout, "%s", pBootVar->buffer);
fflush(stdout);
rtl_uString_release(pBuffer);
rtl_uString_release(pPath);
rtl_uString_release(pUrl);
rtl_string_release(pBootVar);
return 0;
}
static bool hasOption(char const * szOption, int argc, char** argv)
{
bool retVal = false;
for(int i= 1; i < argc; i++)
{
if( ! strcmp(argv[i], szOption))
{
retVal = true;
break;
}
}
return retVal;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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