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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 <string.h>
#include <unistd.h>
#include <sys/stat.h>
#include <tools/stream.hxx>
#include <rtl/strbuf.hxx>
#include "cppdep.hxx"
CppDep::CppDep()
{
}
CppDep::~CppDep()
{
}
void CppDep::Execute()
{
size_t nCount = m_aSources.size();
for ( size_t n = 0; n < nCount; ++n )
{
const rtl::OString &rStr = m_aSources[n];
Search(rStr);
}
}
sal_Bool CppDep::AddSearchPath( const char* pPath )
{
m_aSearchPath.push_back( rtl::OString(pPath) );
return sal_False;
}
sal_Bool CppDep::AddSource( const char* pSource )
{
m_aSources.push_back( rtl::OString(pSource) );
return sal_False;
}
sal_Bool CppDep::Search(const rtl::OString &rFileName)
{
#ifdef DEBUG_VERBOSE
fprintf( stderr, "SEARCH : %s\n", rFileName.getStr());
#endif
sal_Bool bRet = sal_False;
SvFileStream aFile;
rtl::OString aReadLine;
rtl::OUString suFileName(rtl::OStringToOUString(rFileName, osl_getThreadTextEncoding()));
aFile.Open( suFileName, STREAM_READ );
while ( aFile.ReadLine( aReadLine ))
{
sal_Int32 nPos = aReadLine.indexOfL(
RTL_CONSTASCII_STRINGPARAM("include"));
if ( nPos != -1 )
{
#ifdef DEBUG_VERBOSE
fprintf( stderr, "found : %d %s\n", nPos, aReadLine.getStr() );
#endif
rtl::OString aResult = IsIncludeStatement( aReadLine );
#ifdef DEBUG_VERBOSE
fprintf( stderr, "Result : %s\n", aResult.getStr() );
#endif
rtl::OString aNewFile;
if (!aResult.isEmpty())
if ( !(aNewFile = Exists( aResult )).isEmpty() )
{
sal_Bool bFound = sal_False;
size_t nCount = m_aFileList.size();
for ( size_t i = 0; i < nCount; ++i )
{
const rtl::OString &rStr = m_aFileList[i];
if ( rStr == aNewFile )
bFound = sal_True;
}
#ifdef DEBUG_VERBOSE
fprintf( stderr, "not in list : %d %s\n", nPos, aReadLine.getStr() );
#endif
if ( !bFound )
{
m_aFileList.push_back(aNewFile);
#ifdef DEBUG_VERBOSE
fprintf( stderr, " CppDep %s\\\n", aNewFile.getStr() );
#endif
Search(aNewFile);
}
}
}
}
aFile.Close();
return bRet;
}
rtl::OString CppDep::Exists(const rtl::OString &rFileName)
{
char pFullName[1023];
#ifdef DEBUG_VERBOSE
fprintf( stderr, "Searching %s \n", rFileName.getStr() );
#endif
size_t nCount = m_aSearchPath.size();
for ( size_t n = 0; n < nCount; ++n )
{
struct stat aBuf;
const rtl::OString &rPathName = m_aSearchPath[n];
strcpy( pFullName, rPathName.getStr());
strcat( pFullName, DIR_SEP );
strcat( pFullName, rFileName.getStr());
#ifdef DEBUG_VERBOSE
fprintf( stderr, "looking for %s\t ", pFullName );
#endif
if ( stat( pFullName, &aBuf ) == 0 )
{
#ifdef DEBUG_VERBOSE
fprintf( stderr, "Got Dependency %s \\\n", pFullName );
#endif
return rtl::OString(pFullName);
}
}
return rtl::OString();
}
rtl::OString CppDep::IsIncludeStatement(rtl::OString aLine)
{
sal_Int32 nIndex;
nIndex = aLine.indexOf("/*");
if ( nIndex != -1 )
{
#ifdef DEBUG_VERBOSE
fprintf( stderr, "found starting C comment : %s\n", aLine.getStr() );
#endif
aLine = aLine.copy(0, nIndex);
#ifdef DEBUG_VERBOSE
fprintf( stderr, "cleaned string : %s\n", aLine.getStr() );
#endif
}
nIndex = aLine.indexOf("//");
if ( nIndex != -1 )
{
#ifdef DEBUG_VERBOSE
fprintf( stderr, "found C++ comment : %s\n", aLine.getStr() );
#endif
aLine = aLine.copy(0, nIndex);
#ifdef DEBUG_VERBOSE
fprintf( stderr, "cleaned string : %s\n", aLine.getStr() );
#endif
}
// WhiteSpacesfressen
aLine = aLine.replaceAll(rtl::OString(' '), rtl::OString()).
replaceAll(rtl::OString('\t'), rtl::OString());
#ifdef DEBUG_VERBOSE
fprintf( stderr, "now : %s\n", aLine.getStr() );
#endif
// ist der erste Teil ein #include ?
rtl::OString aRetStr;
if (
aLine.getLength() >= 10 &&
aLine.match(rtl::OString(RTL_CONSTASCII_STRINGPARAM("#include")))
)
{
//#include<foo> or #include"foo"
aLine = aLine.copy(9, aLine.getLength()-10);
#ifdef DEBUG_VERBOSE
fprintf( stderr, "Gotcha : %s\n", aLine.getStr() );
#endif
aRetStr = aLine;
}
return aRetStr;
}
#ifdef TEST
int main( int argc, char **argv )
{
CppDep *pDep = new CppDep();
pDep->AddSearchPath(".");
pDep->AddSearchPath("/usr/include");
pDep->AddSearchPath("/usr/local/include");
pDep->AddSearchPath("/usr/include/sys");
pDep->AddSearchPath("/usr/include/X11");
pDep->Execute();
delete pDep;
return 0;
}
#endif
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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