| /*========================================================================= |
| |
| Program: CMake - Cross-Platform Makefile Generator |
| Module: $RCSfile: cmCPackTarCompressGenerator.cxx,v $ |
| Language: C++ |
| Date: $Date: 2012/03/29 17:21:10 $ |
| Version: $Revision: 1.1.1.1 $ |
| |
| 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 "cmCPackTarCompressGenerator.h" |
| |
| #include "cmake.h" |
| #include "cmGlobalGenerator.h" |
| #include "cmLocalGenerator.h" |
| #include "cmSystemTools.h" |
| #include "cmMakefile.h" |
| #include "cmGeneratedFileStream.h" |
| #include "cmCPackLog.h" |
| |
| #include <cmsys/SystemTools.hxx> |
| #include <cmcompress/cmcompress.h> |
| #include <libtar/libtar.h> |
| #include <memory> // auto_ptr |
| #include <fcntl.h> |
| #include <errno.h> |
| |
| //---------------------------------------------------------------------- |
| class cmCPackTarCompressGeneratorForward |
| { |
| public: |
| static int GenerateHeader(cmCPackTarCompressGenerator* gg, std::ostream* os) |
| { |
| return gg->GenerateHeader(os); |
| } |
| }; |
| |
| //---------------------------------------------------------------------- |
| cmCPackTarCompressGenerator::cmCPackTarCompressGenerator() |
| { |
| } |
| |
| //---------------------------------------------------------------------- |
| cmCPackTarCompressGenerator::~cmCPackTarCompressGenerator() |
| { |
| } |
| |
| //---------------------------------------------------------------------- |
| class cmCPackTarCompress_Data |
| { |
| public: |
| cmCPackTarCompress_Data(cmCPackTarCompressGenerator* gen) : |
| OutputStream(0), Generator(gen) {} |
| std::ostream* OutputStream; |
| cmCPackTarCompressGenerator* Generator; |
| cmcompress_stream CMCompressStream; |
| }; |
| |
| //---------------------------------------------------------------------- |
| extern "C" { |
| // For cmTar |
| int cmCPackTarCompress_Data_Open(void *client_data, const char* name, |
| int oflags, mode_t mode); |
| ssize_t cmCPackTarCompress_Data_Write(void *client_data, void *buff, |
| size_t n); |
| int cmCPackTarCompress_Data_Close(void *client_data); |
| |
| // For cmCompress |
| int cmCPackTarCompress_Compress_Output(void* cdata, const char* data, |
| int len); |
| } |
| |
| |
| //---------------------------------------------------------------------- |
| int cmCPackTarCompress_Data_Open(void *client_data, const char* pathname, |
| int, mode_t) |
| { |
| cmCPackTarCompress_Data *mydata = (cmCPackTarCompress_Data*)client_data; |
| |
| if ( !cmcompress_compress_initialize(&mydata->CMCompressStream) ) |
| { |
| return -1; |
| } |
| |
| mydata->CMCompressStream.client_data = mydata; |
| mydata->CMCompressStream.output_stream = cmCPackTarCompress_Compress_Output; |
| |
| cmGeneratedFileStream* gf = new cmGeneratedFileStream; |
| // Open binary |
| gf->Open(pathname, false, true); |
| mydata->OutputStream = gf; |
| if ( !*mydata->OutputStream ) |
| { |
| return -1; |
| } |
| |
| if ( !cmcompress_compress_start(&mydata->CMCompressStream) ) |
| { |
| return -1; |
| } |
| |
| |
| if ( !cmCPackTarCompressGeneratorForward::GenerateHeader( |
| mydata->Generator,gf)) |
| { |
| return -1; |
| } |
| |
| return 0; |
| } |
| |
| //---------------------------------------------------------------------- |
| ssize_t cmCPackTarCompress_Data_Write(void *client_data, void *buff, size_t n) |
| { |
| cmCPackTarCompress_Data *mydata = (cmCPackTarCompress_Data*)client_data; |
| |
| if ( !cmcompress_compress(&mydata->CMCompressStream, buff, n) ) |
| { |
| return 0; |
| } |
| return n; |
| } |
| |
| //---------------------------------------------------------------------- |
| int cmCPackTarCompress_Data_Close(void *client_data) |
| { |
| cmCPackTarCompress_Data *mydata = (cmCPackTarCompress_Data*)client_data; |
| |
| if ( !cmcompress_compress_finalize(&mydata->CMCompressStream) ) |
| { |
| delete mydata->OutputStream; |
| return -1; |
| } |
| |
| delete mydata->OutputStream; |
| mydata->OutputStream = 0; |
| return (0); |
| } |
| |
| //---------------------------------------------------------------------- |
| int cmCPackTarCompressGenerator::InitializeInternal() |
| { |
| this->SetOptionIfNotSet("CPACK_INCLUDE_TOPLEVEL_DIRECTORY", "1"); |
| return this->Superclass::InitializeInternal(); |
| } |
| |
| //---------------------------------------------------------------------- |
| int cmCPackTarCompressGenerator::CompressFiles(const char* outFileName, |
| const char* toplevel, const std::vector<std::string>& files) |
| { |
| cmCPackLogger(cmCPackLog::LOG_DEBUG, "Toplevel: " |
| << (toplevel ? toplevel : "(NULL)") << std::endl); |
| cmCPackTarCompress_Data mydata(this); |
| TAR *t; |
| char buf[TAR_MAXPATHLEN]; |
| char pathname[TAR_MAXPATHLEN]; |
| |
| tartype_t compressType = { |
| (openfunc_t)cmCPackTarCompress_Data_Open, |
| (closefunc_t)cmCPackTarCompress_Data_Close, |
| (readfunc_t)0, |
| (writefunc_t)cmCPackTarCompress_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; |
| int options = 0; |
| if(this->GeneratorVerbose) |
| { |
| options |= TAR_VERBOSE; |
| } |
| #ifdef __CYGWIN__ |
| options |= TAR_GNU; |
| #endif |
| if (tar_open(&t, realName, |
| &compressType, |
| flags, 0644, |
| options) == -1) |
| { |
| cmCPackLogger(cmCPackLog::LOG_ERROR, "Problem with tar_open(): " |
| << strerror(errno) << std::endl); |
| return 0; |
| } |
| |
| std::vector<std::string>::const_iterator fileIt; |
| for ( fileIt = files.begin(); fileIt != files.end(); ++ fileIt ) |
| { |
| std::string rp = cmSystemTools::RelativePath(toplevel, fileIt->c_str()); |
| strncpy(pathname, fileIt->c_str(), sizeof(pathname)); |
| pathname[sizeof(pathname)-1] = 0; |
| strncpy(buf, rp.c_str(), sizeof(buf)); |
| buf[sizeof(buf)-1] = 0; |
| if (tar_append_tree(t, pathname, buf) != 0) |
| { |
| cmCPackLogger(cmCPackLog::LOG_ERROR, |
| "Problem with tar_append_tree(\"" << buf << "\", \"" |
| << pathname << "\"): " |
| << strerror(errno) << std::endl); |
| tar_close(t); |
| return 0; |
| } |
| } |
| if (tar_append_eof(t) != 0) |
| { |
| cmCPackLogger(cmCPackLog::LOG_ERROR, "Problem with tar_append_eof(): " |
| << strerror(errno) << std::endl); |
| tar_close(t); |
| return 0; |
| } |
| |
| if (tar_close(t) != 0) |
| { |
| cmCPackLogger(cmCPackLog::LOG_ERROR, "Problem with tar_close(): " |
| << strerror(errno) << std::endl); |
| return 0; |
| } |
| return 1; |
| } |
| |
| //---------------------------------------------------------------------- |
| int cmCPackTarCompress_Compress_Output(void* client_data, |
| const char* data, int data_length) |
| { |
| if(!client_data) |
| { |
| return 0; |
| } |
| cmcompress_stream *cstream = static_cast<cmcompress_stream*>(client_data); |
| cmCPackTarCompress_Data *mydata |
| = static_cast<cmCPackTarCompress_Data*>(cstream->client_data); |
| if ( !mydata->OutputStream ) |
| { |
| return 0; |
| } |
| mydata->OutputStream->write(data, data_length); |
| return data_length; |
| } |
| |
| //---------------------------------------------------------------------- |
| int cmCPackTarCompressGenerator::GenerateHeader(std::ostream* os) |
| { |
| (void)os; |
| return 1; |
| } |