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/*=========================================================================
Program: CMake - Cross-Platform Makefile Generator
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#include "cmCPackTGZGenerator.h"
#include "cmake.h"
#include "cmGlobalGenerator.h"
#include "cmLocalGenerator.h"
#include "cmSystemTools.h"
#include "cmMakefile.h"
#include "cmGeneratedFileStream.h"
#include <cmsys/SystemTools.hxx>
#include <cmzlib/zlib.h>
#include <libtar/libtar.h>
#include <memory> // auto_ptr
#include <fcntl.h>
#include <errno.h>
//----------------------------------------------------------------------
class cmCPackTGZGeneratorForward
{
public:
static int GenerateHeader(cmCPackTGZGenerator* gg, std::ostream* os)
{
return gg->GenerateHeader(os);
}
};
//----------------------------------------------------------------------
cmCPackTGZGenerator::cmCPackTGZGenerator()
{
}
//----------------------------------------------------------------------
cmCPackTGZGenerator::~cmCPackTGZGenerator()
{
}
//----------------------------------------------------------------------
int cmCPackTGZGenerator::ProcessGenerator()
{
return this->Superclass::ProcessGenerator();
}
//----------------------------------------------------------------------
int cmCPackTGZGenerator::Initialize(const char* name)
{
return this->Superclass::Initialize(name);
}
//----------------------------------------------------------------------
class cmCPackTGZ_Data
{
public:
cmCPackTGZ_Data(cmCPackTGZGenerator* gen) :
Name(0), OutputStream(0), Generator(gen) {}
const char *Name;
std::ostream* OutputStream;
cmCPackTGZGenerator* Generator;
};
extern "C" {
int cmCPackTGZ_Data_Open(void *client_data, const char* name, int oflags, mode_t mode);
ssize_t cmCPackTGZ_Data_Write(void *client_data, void *buff, size_t n);
int cmCPackTGZ_Data_Close(void *client_data);
}
//----------------------------------------------------------------------
int cmCPackTGZ_Data_Open(void *client_data, const char* pathname, int, mode_t)
{
cmCPackTGZ_Data *mydata = (cmCPackTGZ_Data*)client_data;
cmGeneratedFileStream* gf = new cmGeneratedFileStream(pathname);
mydata->OutputStream = gf;
if ( !*mydata->OutputStream )
{
return -1;
}
gf->SetCompression(true);
gf->SetCompressionExtraExtension(false);
if ( !cmCPackTGZGeneratorForward::GenerateHeader(mydata->Generator,mydata->OutputStream))
{
return -1;
}
return 0;
}
//----------------------------------------------------------------------
ssize_t cmCPackTGZ_Data_Write(void *client_data, void *buff, size_t n)
{
cmCPackTGZ_Data *mydata = (cmCPackTGZ_Data*)client_data;
mydata->OutputStream->write(reinterpret_cast<const char*>(buff), n);
if ( !*mydata->OutputStream )
{
return 0;
}
return n;
}
//----------------------------------------------------------------------
int cmCPackTGZ_Data_Close(void *client_data)
{
cmCPackTGZ_Data *mydata = (cmCPackTGZ_Data*)client_data;
delete mydata->OutputStream;
mydata->OutputStream = 0;
return (0);
}
//----------------------------------------------------------------------
int cmCPackTGZGenerator::CompressFiles(const char* outFileName, const char* toplevel,
const std::vector<std::string>& files)
{
std::cout << "Toplevel: " << toplevel << std::endl;
cmCPackTGZ_Data mydata(this);
TAR *t;
char buf[TAR_MAXPATHLEN];
char pathname[TAR_MAXPATHLEN];
tartype_t gztype = {
(openfunc_t)cmCPackTGZ_Data_Open,
(closefunc_t)cmCPackTGZ_Data_Close,
(readfunc_t)0,
(writefunc_t)cmCPackTGZ_Data_Write,
&mydata
};
// Ok, this libtar is not const safe. for now use auto_ptr hack
char* realName = new char[ strlen(outFileName) + 1 ];
std::auto_ptr<char> realNamePtr(realName);
strcpy(realName, outFileName);
int flags = O_WRONLY | O_CREAT;
if (tar_open(&t, realName,
&gztype,
flags, 0644,
(m_GeneratorVerbose?TAR_VERBOSE:0)
| 0) == -1)
{
cmSystemTools::Error("Problem with tar_open(): ", strerror(errno));
return 0;
}
std::vector<std::string>::const_iterator fileIt;
for ( fileIt = files.begin(); fileIt != files.end(); ++ fileIt )
{
strncpy(pathname, fileIt->c_str(), sizeof(pathname));
pathname[sizeof(pathname)-1] = 0;
strncpy(buf, pathname, sizeof(buf));
buf[sizeof(buf)-1] = 0;
if (tar_append_tree(t, buf, pathname) != 0)
{
cmOStringStream ostr;
ostr << "Problem with tar_append_tree(\"" << buf << "\", \"" << pathname << "\"): "
<< strerror(errno);
cmSystemTools::Error(ostr.str().c_str());
tar_close(t);
return 0;
}
}
if (tar_append_eof(t) != 0)
{
cmSystemTools::Error("Problem with tar_append_eof(): ", strerror(errno));
tar_close(t);
return 0;
}
if (tar_close(t) != 0)
{
cmSystemTools::Error("Problem with tar_close(): ", strerror(errno));
return 0;
}
return 1;
}
//----------------------------------------------------------------------
int cmCPackTGZGenerator::GenerateHeader(std::ostream* os)
{
(void)os;
return 1;
}
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