840b4eb2f3
See tdf#42949 for motivation Change-Id: I74a3c3a67c3639376e2251c3eb917fa4139dfbd0 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/127808 Tested-by: Jenkins Reviewed-by: Miklos Vajna <vmiklos@collabora.com>
122 lines
3.7 KiB
C++
122 lines
3.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <stdio.h>
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#include <string.h>
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#include <osl/thread.h>
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#include <osl/file.h>
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#include <rtl/ustrbuf.h>
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static bool hasOption(char const * szOption, int argc, char** argv);
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#define HELP_TEXT \
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"SYNOPSIS \n\n" \
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"\tsp2bv [-h] [-?] string \n\n" \
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"DESCRIPTION\n\n" \
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"\tsp2bv stands for \"system path to bootstrap variable\"." \
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" First the system path is converted into a file URL. Then all " \
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"characters which have a special meaning in bootstrap variables, " \
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"such as \'$\' are escaped. The resulting string is written to " \
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"stdout and can be assigned to a bootstrap variable.\n" \
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"\n\n" \
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"OPTIONS \n\n" \
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"\tThe following options are supported: \n" \
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"-?\n " \
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"--help" \
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" Display help information.\n"
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int main(int argc, char **argv)
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{
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if( hasOption("--help",argc, argv) || hasOption("-h", argc, argv))
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{
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fprintf(stdout, HELP_TEXT);// default
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return 0;
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}
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if (argc != 2)
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{
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fprintf(stdout, HELP_TEXT);
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return -1;
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}
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rtl_uString* pPath = nullptr;
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rtl_string2UString( &pPath, argv[1], strlen(argv[1]),
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osl_getThreadTextEncoding(),OSTRING_TO_OUSTRING_CVTFLAGS );
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rtl_uString* pUrl = nullptr;
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if (osl_getFileURLFromSystemPath(pPath, &pUrl) != osl_File_E_None)
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return -1;
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//escape the special characters
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sal_Unicode cEscapeChar = 0x5c;
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rtl_uString* pBuffer = nullptr;
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sal_Int32 nCapacity = 255;
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rtl_uString_new_WithLength( &pBuffer, nCapacity );
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const sal_Unicode* pCur = pUrl->buffer;
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for (int i = 0; i != pUrl->length; i++)
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{
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switch( *pCur)
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{
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case '$':
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rtl_uStringbuffer_insert( &pBuffer, &nCapacity, pBuffer->length, &cEscapeChar, 1);
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rtl_uStringbuffer_insert( &pBuffer, &nCapacity, pBuffer->length, pCur, 1);
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break;
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case '{':
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case '}':
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case '\\': fprintf(stderr, "sp2vb: file URL contains invalid characters!\n");
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return -1;
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default:
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rtl_uStringbuffer_insert( &pBuffer, &nCapacity, pBuffer->length, pCur, 1);
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}
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pCur ++;
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}
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//convert back to byte string so that we can print it.
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rtl_String* pBootVar = nullptr;
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rtl_uString2String( &pBootVar, pBuffer->buffer, pBuffer->length,
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osl_getThreadTextEncoding(), OUSTRING_TO_OSTRING_CVTFLAGS);
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fprintf(stdout, "%s", pBootVar->buffer);
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fflush(stdout);
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rtl_uString_release(pBuffer);
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rtl_uString_release(pPath);
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rtl_uString_release(pUrl);
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rtl_string_release(pBootVar);
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return 0;
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}
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static bool hasOption(char const * szOption, int argc, char** argv)
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{
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bool retVal = false;
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for(int i= 1; i < argc; i++)
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{
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if( ! strcmp(argv[i], szOption))
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{
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retVal = true;
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break;
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}
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}
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return retVal;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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