C++ GDALVersionInfo函数代码示例

bool wxGISApplicationEx::SetupSys(const wxString &sSysPath)
{
    if(!wxGISApplication::SetupSys(sSysPath))
        return false;
#ifdef __WINDOWS__
	wxString sGdalDataDir = sSysPath + wxFileName::GetPathSeparator() + wxString(wxT("gdal")) + wxFileName::GetPathSeparator();
	CPLSetConfigOption("GDAL_DATA", sGdalDataDir.ToUTF8() );
    #ifdef wxGIS_USE_PROJ
        sGdalDataDir = sSysPath + wxFileName::GetPathSeparator() + wxString(wxT("proj")) + wxFileName::GetPathSeparator();
        //CPLSetConfigOption("PROJ_LIB", sGdalDataDir.mb_str(wxConvUTF8) );
        CPLString pszPROJ_LIB(sGdalDataDir.mb_str(wxConvUTF8));
        const char *path = pszPROJ_LIB.c_str();
        pj_set_searchpath(1, &path);
    #endif // wxGIS_USE_PROJ
#endif // __WINDOWS__

#ifdef __UNIX__
    wxString sGdalDataGCS = wxString::Format(wxT("/usr/share/gdal/%s/gcs.csv"), GDALVersionInfo("RELEASE_NAME"));
    if(!wxFileName::FileExists(sGdalDataGCS))
    {
        sGdalDataGCS = wxString(wxT("/usr/share/gdal/gcs.csv"));
        if(!wxFileName::FileExists(sGdalDataGCS))
        {
            sGdalDataGCS = wxString::Format(wxT("/usr/local/share/gdal/%s/gcs.csv"), GDALVersionInfo("RELEASE_NAME"));
            if(!wxFileName::FileExists(sGdalDataGCS))
            {
                sGdalDataGCS = wxString(wxT("/usr/local/share/gdal/gcs.csv"));
                if(!wxFileName::FileExists(sGdalDataGCS))
                {
                    return false;
                }
            }
        }
    }

    wxFileName Name(sGdalDataGCS);
    CPLSetConfigOption("GDAL_DATA", Name.GetPath().ToUTF8() );
    //TODO: set path to proj lib
    #ifdef wxGIS_USE_PROJ
    #endif // wxGIS_USE_PROJ
#endif //__UNIX__

#ifndef CPL_RECODE_ICONV
    //the gdal compiled without iconv support
    //we should recode string by ourselthes
    CPLSetConfigOption("SHAPE_ENCODING", CPL_ENC_ASCII);
    CPLSetConfigOption("DXF_ENCODING", CPL_ENC_ASCII);
#endif //CPL_RECODE_ICONV
    return true;
}

std::string debugInformation()
{
    Utils::screenWidth();
    std::string headline(Utils::screenWidth(), '-');

    std::ostringstream os;

    os << headline << std::endl;
    os << "PDAL debug information" << std::endl ;
    os << headline << std::endl << std::endl;

    os << "Version information" << std::endl;
    os << headline << std::endl;
    os << "(" << fullVersionString() << ")" << std::endl;
    os << std::endl;

    os << "Debug build status" << std::endl;
    os << headline << std::endl;
    os << PDAL_BUILD_TYPE << std::endl << std::endl;

    os << "Enabled libraries" << std::endl;
    os << headline << std::endl << std::endl;

    os << "GDAL (" << GDALVersionInfo("RELEASE_NAME") << ") - " <<
        "http://www.gdal.org" << std::endl;

#ifdef PDAL_HAVE_LIBXML2
    os << "libxml (" << LIBXML_DOTTED_VERSION << ") - " <<
              "http://www.xmlsoft.org/" << std::endl;
#endif

    return os.str();
}

static void Usage()

{
    int	iDr;

    printf( "Usage: gdalasyncread [--help-general]\n"
            "       [-ot {Byte/Int16/UInt16/UInt32/Int32/Float32/Float64/\n"
            "             CInt16/CInt32/CFloat32/CFloat64}]\n"
            "       [-of format] [-b band]\n"
            "       [-outsize xsize[%%] ysize[%%]]\n"
            "       [-srcwin xoff yoff xsize ysize]\n"
            "       [-co \"NAME=VALUE\"]* [-ao \"NAME=VALUE\"]\n"
            "       [-to timeout] [-multi]\n"
            "       src_dataset dst_dataset\n\n" );

    printf( "%s\n\n", GDALVersionInfo( "--version" ) );
    printf( "The following format drivers are configured and support output:\n" );
    for( iDr = 0; iDr < GDALGetDriverCount(); iDr++ )
    {
        GDALDriverH hDriver = GDALGetDriver(iDr);

        if( GDALGetMetadataItem( hDriver, GDAL_DCAP_CREATE, NULL ) != NULL
                || GDALGetMetadataItem( hDriver, GDAL_DCAP_CREATECOPY,
                                        NULL ) != NULL )
        {
            printf( "  %s: %s\n",
                    GDALGetDriverShortName( hDriver ),
                    GDALGetDriverLongName( hDriver ) );
        }
    }
}

void Hoot::_init()
{
# ifdef TGS_HAVE_LIBSTXXL
    // initialize the environment variable for loading STXXL configuration. If the environment
    // variable has already been set then don't overwrite it (that is the 0 at the end).
    QString stxxlConf = QString(getenv("HOOT_HOME")) + "/conf/stxxl.conf";

    Tgs::Stxxl::getInstance().setConfig(stxxlConf);
# endif

  SignalCatcher::registerHandlers();

  Log::getInstance().setLevel(Log::Info);

  // make sure our GDAL versions are consistent.
  const char* gdalVersion = GDALVersionInfo("RELEASE_NAME");
  if (gdalVersion != QString(GDAL_RELEASE_NAME))
  {
    LOG_ERROR("GDAL Version mismatch. Runtime: " << gdalVersion << " Build time: " <<
              GDAL_RELEASE_NAME);
  }

  std::string geosVersion = geos::geom::geosversion();
  if (QString::fromStdString(geosVersion) != QString(GEOS_VERSION))
  {
    LOG_ERROR("GEOS Version mismatch. Runtime: " << geosVersion << " Build time: " << GEOS_VERSION);
  }

  reinit();
}

static void Usage()

{
    int iDr;

    printf("Usage: gdal_translate [--help-general]\n"
           "       [-ot {Byte/Int16/UInt16/UInt32/Int32/Float32/Float64/\n"
           "             CInt16/CInt32/CFloat32/CFloat64}] [-strict]\n"
           "       [-of format] [-b band] [-mask band] [-expand {gray|rgb|rgba}]\n"
           "       [-outsize xsize[%%] ysize[%%]]\n"
           "       [-unscale] [-scale [src_min src_max [dst_min dst_max]]]\n"
           "       [-srcwin xoff yoff xsize ysize] [-projwin ulx uly lrx lry]\n"
           "       [-a_srs srs_def] [-a_ullr ulx uly lrx lry] [-a_nodata value]\n"
           "       [-gcp pixel line easting northing [elevation]]*\n"
           "       [-mo \"META-TAG=VALUE\"]* [-q] [-sds]\n"
           "       [-co \"NAME=VALUE\"]* [-stats]\n"
           "       src_dataset dst_dataset\n\n");

    printf("%s\n\n", GDALVersionInfo("--version"));
    printf("The following format drivers are configured and support output:\n");

    for (iDr = 0; iDr < GDALGetDriverCount(); iDr++)
    {
        GDALDriverH hDriver = GDALGetDriver(iDr);

        if (GDALGetMetadataItem(hDriver, GDAL_DCAP_CREATE, NULL) != NULL
            || GDALGetMetadataItem(hDriver, GDAL_DCAP_CREATECOPY,
                                   NULL) != NULL)
        {
            printf("  %s: %s\n",
                   GDALGetDriverShortName(hDriver),
                   GDALGetDriverLongName(hDriver));
        }
    }
}

	ERMsg COGRBaseOption::ParseOption(int argc, char* argv[])
	{
		ERMsg msg;
		// Must process GDAL_SKIP before GDALAllRegister(), but we can't call 
		// GDALGeneralCmdLineProcessor before it needs the drivers to be registered 
		// for the --format or --formats options 
		for (int i = 1; i < argc; i++)
		{
			if (IsEqual(argv[i], "--config") && i + 2 < argc && IsEqual(argv[i + 1], "GDAL_SKIP"))
			{
				CPLSetConfigOption(argv[i + 1], argv[i + 2]);

				i += 2;
			}
		}

		// -------------------------------------------------------------------- 
		//      Register standard GDAL drivers, and process generic GDAL        
		//      command options.                                                
		// -------------------------------------------------------------------- 
		OGRRegisterAll();
		argc = OGRGeneralCmdLineProcessor(argc, &argv, 0);
		if (argc < 1)
			exit(-argc);

		// -------------------------------------------------------------------- 
		//      Parse arguments.                                                
		// -------------------------------------------------------------------- 
		for (int i = 1; i < argc; i++)
		{
			msg += ProcessOption(i, argc, argv);
		}

		if (m_bVersion)
		{
			string error = Format("%s was compiled against GDAL %s and is running against GDAL %s\n",
				argv[0], GDAL_RELEASE_NAME, GDALVersionInfo("RELEASE_NAME"));

			msg.ajoute(error);
			//return msg;
		}

		if (m_bNeedHelp)
		{
			msg.ajoute(GetUsage());
			msg.ajoute(GetHelp());
			//return msg;
		}


		return msg;
	}

static
void OGR2SQLITE_ogr_version(sqlite3_context* pContext,
                            int argc, sqlite3_value** argv)
{
    if( argc == 0 || sqlite3_value_type (argv[0]) != SQLITE_TEXT )
    {
        sqlite3_result_text( pContext, GDAL_RELEASE_NAME, -1, SQLITE_STATIC );
    }
    else
    {
        sqlite3_result_text( pContext,
                             GDALVersionInfo((const char*)sqlite3_value_text(argv[0])),
                             -1, SQLITE_TRANSIENT );
    }
}

static void Usage(const char* pszErrorMsg, int bShort)

{
    printf( "Usage: gdal_translate [--help-general] [--long-usage]\n"
            "       [-ot {Byte/Int16/UInt16/UInt32/Int32/Float32/Float64/\n"
            "             CInt16/CInt32/CFloat32/CFloat64}] [-strict]\n"
            "       [-of format] [-b band] [-mask band] [-expand {gray|rgb|rgba}]\n"
            "       [-outsize xsize[%%]|0 ysize[%%]|0] [-tr xres yres]\n"
            "       [-r {nearest,bilinear,cubic,cubicspline,lanczos,average,mode}]\n"
            "       [-unscale] [-scale[_bn] [src_min src_max [dst_min dst_max]]]* [-exponent[_bn] exp_val]*\n"
            "       [-srcwin xoff yoff xsize ysize] [-epo] [-eco]\n"
            "       [-projwin ulx uly lrx lry] [-projwin_srs srs_def]\n"
            "       [-a_srs srs_def] [-a_ullr ulx uly lrx lry] [-a_nodata value]\n"
            "       [-a_scale value] [-a_offset value]\n"
            "       [-gcp pixel line easting northing [elevation]]*\n"
            "       |-colorinterp{_bn} {red|green|blue|alpha|gray|undefined}]\n"
            "       |-colorinterp {red|green|blue|alpha|gray|undefined},...]\n"
            "       [-mo \"META-TAG=VALUE\"]* [-q] [-sds]\n"
            "       [-co \"NAME=VALUE\"]* [-stats] [-norat]\n"
            "       [-oo NAME=VALUE]*\n"
            "       src_dataset dst_dataset\n" );

    if( !bShort )
    {
        printf( "\n%s\n\n", GDALVersionInfo( "--version" ) );
        printf( "The following format drivers are configured and support output:\n" );
        for( int iDr = 0; iDr < GDALGetDriverCount(); iDr++ )
        {
            GDALDriverH hDriver = GDALGetDriver(iDr);

            if( GDALGetMetadataItem( hDriver, GDAL_DCAP_RASTER, nullptr) != nullptr &&
                (GDALGetMetadataItem( hDriver, GDAL_DCAP_CREATE, nullptr ) != nullptr
                || GDALGetMetadataItem( hDriver, GDAL_DCAP_CREATECOPY, nullptr ) != nullptr) )
            {
                printf( "  %s: %s\n",
                        GDALGetDriverShortName( hDriver ),
                        GDALGetDriverLongName( hDriver ) );
            }
        }
    }

    if( pszErrorMsg != nullptr )
        fprintf(stderr, "\nFAILURE: %s\n", pszErrorMsg);

    exit(1);
}

/// Tell the user a bit about PDAL's compilation
std::string GetFullVersionString()
{
    std::ostringstream os;



#ifdef PDAL_HAVE_LIBGEOTIFF
    os << " GeoTIFF "
       << (LIBGEOTIFF_VERSION / 1000) << '.'
       << (LIBGEOTIFF_VERSION / 100 % 10) << '.'
       << (LIBGEOTIFF_VERSION % 100 / 10);
#endif

#ifdef PDAL_HAVE_GDAL
    os << " GDAL " << GDALVersionInfo("RELEASE_NAME");
#endif

#ifdef PDAL_HAVE_LASZIP
    os << " LASzip "
       << LASZIP_VERSION_MAJOR << "."
       << LASZIP_VERSION_MINOR << "."
       << LASZIP_VERSION_REVISION;
#endif

    if (IsEmbeddedBoost())
        os << " Embed ";
    else
        os << " System ";

    std::string info(os.str());
    os.str("");
    os << "PDAL " << PDAL_VERSION_STRING;

    std::ostringstream revs;
    revs << g_GIT_SHA1;

    os << " (" << revs.str().substr(0, 6) <<")";

    if (!info.empty())
    {
        os << " with" << info;
    }

    return os.str();
}

static void Usage()

{
    printf( "Usage: gdalenhance [--help-general]\n"
            "       [-of format] [-co \"NAME=VALUE\"]*\n"
            "       [-ot {Byte/Int16/UInt16/UInt32/Int32/Float32/Float64/\n"
            "             CInt16/CInt32/CFloat32/CFloat64}]\n"
            "       [-src_scale[_n] src_min src_max]\n"
            "       [-dst_scale[_n] dst_min dst_max]\n"
            "       [-lutbins count]\n" 
            "       [-s_nodata[_n] value]\n"
            "       [-stddev multiplier]\n"
            "       [-equalize]\n"
            "       [-config filename]\n"
            "       src_dataset dst_dataset\n\n" );
    printf( "%s\n\n", GDALVersionInfo( "--version" ) );
    exit( 1 );
}

int main(int argc, char* argv[])
{

	bool bVerbose = TRUE;
	GDALAllRegister();

    argc = GDALGeneralCmdLineProcessor( argc, &argv, 0 );
    if( argc < 1 )
        exit( -argc );

	/* -------------------------------------------------------------------- */
	/*      Parse arguments.                                                */
	/* -------------------------------------------------------------------- */
	int i = 0;
	for( i = 1; i < argc; i++ )
	{
        if( EQUAL(argv[i], "--version") )
        {
			std::cout << " -GDAL version: " << GDAL_RELEASE_NAME << " (" << 
				GDALVersionInfo("RELEASE_NAME") << ")." <<std::endl;
            std::cout << " -PCL version: " <<  PCL_MAJOR_VERSION << "." << PCL_MINOR_VERSION << std::endl;
            return 0;
        }
        else if( EQUAL(argv[i],"--help") )
		{
            printUsage("Help");
		}
		else if( EQUAL(argv[i], "-verbose") )
        {
            bVerbose = TRUE;
        }
        else if( argv[i][0] == '-' )
		{
			std::stringstream temp;
			std::string buffer;
			temp << "Unknown option name '" << argv[i] << "'";
			temp >> buffer;
            printUsage(buffer);
		}
        else if( inputFile == "" )

int main( int argc, char ** argv )

{
    const char         *pszSrcFilename = NULL;
    const char         *pszDstFilename = NULL;
    int                 nOrder = 0;
    void               *hTransformArg;
    GDALTransformerFunc pfnTransformer = NULL;
    int                 nGCPCount = 0;
    GDAL_GCP            *pasGCPs = NULL;
    int                 bInverse = FALSE;
    char              **papszTO = NULL;

    /* Check that we are running against at least GDAL 1.5 */
    /* Note to developers : if we use newer API, please change the requirement */
    if (atoi(GDALVersionInfo("VERSION_NUM")) < 1500)
    {
        fprintf(stderr, "At least, GDAL >= 1.5.0 is required for this version of %s, "
                "which was compiled against GDAL %s\n", argv[0], GDAL_RELEASE_NAME);
        exit(1);
    }

    GDALAllRegister();
    argc = GDALGeneralCmdLineProcessor( argc, &argv, 0 );
    if( argc < 1 )
        exit( -argc );

/* -------------------------------------------------------------------- */
/*      Parse arguments.                                                */
/* -------------------------------------------------------------------- */
    int i;

    for( i = 1; i < argc; i++ )
    {
        if( EQUAL(argv[i], "--utility_version") )
        {
            printf("%s was compiled against GDAL %s and is running against GDAL %s\n",
                   argv[0], GDAL_RELEASE_NAME, GDALVersionInfo("RELEASE_NAME"));
            return 0;
        }
        else if( EQUAL(argv[i],"-t_srs") && i < argc-1 )
        {
            char *pszSRS = SanitizeSRS(argv[++i]);
            papszTO = CSLSetNameValue( papszTO, "DST_SRS", pszSRS );
            CPLFree( pszSRS );
        }
        else if( EQUAL(argv[i],"-s_srs") && i < argc-1 )
        {
            char *pszSRS = SanitizeSRS(argv[++i]);
            papszTO = CSLSetNameValue( papszTO, "SRC_SRS", pszSRS );
            CPLFree( pszSRS );
        }
        else if( EQUAL(argv[i],"-order") && i < argc-1 )
        {
            nOrder = atoi(argv[++i]);
            papszTO = CSLSetNameValue( papszTO, "MAX_GCP_ORDER", argv[i] );
        }
        else if( EQUAL(argv[i],"-tps") )
        {
            papszTO = CSLSetNameValue( papszTO, "METHOD", "GCP_TPS" );
            nOrder = -1;
        }
        else if( EQUAL(argv[i],"-rpc") )
        {
            papszTO = CSLSetNameValue( papszTO, "METHOD", "RPC" );
        }
        else if( EQUAL(argv[i],"-geoloc") )
        {
            papszTO = CSLSetNameValue( papszTO, "METHOD", "GEOLOC_ARRAY" );
        }
        else if( EQUAL(argv[i],"-i") )
        {
            bInverse = TRUE;
        }
        else if( EQUAL(argv[i],"-to") && i < argc-1 )
        {
            papszTO = CSLAddString( papszTO, argv[++i] );
        }
        else if( EQUAL(argv[i],"-gcp") && i < argc - 4 )
        {
            char* endptr = NULL;
            /* -gcp pixel line easting northing [elev] */

            nGCPCount++;
            pasGCPs = (GDAL_GCP *) 
                CPLRealloc( pasGCPs, sizeof(GDAL_GCP) * nGCPCount );
            GDALInitGCPs( 1, pasGCPs + nGCPCount - 1 );

            pasGCPs[nGCPCount-1].dfGCPPixel = atof(argv[++i]);
            pasGCPs[nGCPCount-1].dfGCPLine = atof(argv[++i]);
            pasGCPs[nGCPCount-1].dfGCPX = atof(argv[++i]);
            pasGCPs[nGCPCount-1].dfGCPY = atof(argv[++i]);
            if( argv[i+1] != NULL 
                && (CPLStrtod(argv[i+1], &endptr) != 0.0 || argv[i+1][0] == '0') )
            {
                /* Check that last argument is really a number and not a filename */
                /* looking like a number (see ticket #863) */
                if (endptr && *endptr == 0)
                    pasGCPs[nGCPCount-1].dfGCPZ = atof(argv[++i]);
            }
//.........这里部分代码省略.........

MAIN_START(argc, argv)
{
    // Check that we are running against at least GDAL 1.4.
    // Note to developers: if we use newer API, please change the requirement.
    if( atoi(GDALVersionInfo("VERSION_NUM")) < 1400 )
    {
        fprintf(stderr,
                "At least, GDAL >= 1.4.0 is required for this version of %s, "
                "which was compiled against GDAL %s\n",
                argv[0], GDAL_RELEASE_NAME);
        exit(1);
    }

    GDALAllRegister();
    OGRRegisterAll();

    argc = GDALGeneralCmdLineProcessor( argc, &argv, 0 );
    if( argc < 1 )
        exit( -argc );

/* -------------------------------------------------------------------- */
/*      Get commandline arguments other than the GDAL raster filenames. */
/* -------------------------------------------------------------------- */
    const char* pszIndexLayerName = nullptr;
    const char *index_filename = nullptr;
    const char *tile_index = "location";
    const char* pszDriverName = nullptr;
    size_t nMaxFieldSize = 254;
    bool write_absolute_path = false;
    char* current_path = nullptr;
    bool skip_different_projection = false;
    const char *pszTargetSRS = "";
    bool bSetTargetSRS = false;
    const char* pszSrcSRSName = nullptr;
    int i_SrcSRSName = -1;
    bool bSrcSRSFormatSpecified = false;
    SrcSRSFormat eSrcSRSFormat = FORMAT_AUTO;

    int iArg = 1;  // Used after for.
    for( ; iArg < argc; iArg++ )
    {
        if( EQUAL(argv[iArg], "--utility_version") )
        {
            printf("%s was compiled against GDAL %s and is running against "
                   "GDAL %s\n",
                   argv[0], GDAL_RELEASE_NAME, GDALVersionInfo("RELEASE_NAME"));
            CSLDestroy( argv );
            return 0;
        }
        else if( EQUAL(argv[iArg],"--help") )
            Usage(nullptr);
        else if( (strcmp(argv[iArg],"-f") == 0 || strcmp(argv[iArg],"-of") == 0) )
        {
            CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
            pszDriverName = argv[++iArg];
        }
        else if( strcmp(argv[iArg],"-lyr_name") == 0 )
        {
            CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
            pszIndexLayerName = argv[++iArg];
        }
        else if( strcmp(argv[iArg],"-tileindex") == 0 )
        {
            CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
            tile_index = argv[++iArg];
        }
        else if( strcmp(argv[iArg],"-t_srs") == 0 )
        {
            CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
            pszTargetSRS = argv[++iArg];
            bSetTargetSRS = true;
        }
        else if ( strcmp(argv[iArg],"-write_absolute_path") == 0 )
        {
            write_absolute_path = true;
        }
        else if ( strcmp(argv[iArg],"-skip_different_projection") == 0 )
        {
            skip_different_projection = true;
        }
        else if( strcmp(argv[iArg], "-src_srs_name") == 0 )
        {
            CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
            pszSrcSRSName = argv[++iArg];
        }
        else if( strcmp(argv[iArg], "-src_srs_format") == 0 )
        {
            const char* pszFormat;
            bSrcSRSFormatSpecified = true;
            CHECK_HAS_ENOUGH_ADDITIONAL_ARGS(1);
            pszFormat = argv[++iArg];
            if( EQUAL(pszFormat, "AUTO") )
                eSrcSRSFormat = FORMAT_AUTO;
            else if( EQUAL(pszFormat, "WKT") )
                eSrcSRSFormat = FORMAT_WKT;
            else if( EQUAL(pszFormat, "EPSG") )
                eSrcSRSFormat = FORMAT_EPSG;
            else if( EQUAL(pszFormat, "PROJ") )
                eSrcSRSFormat = FORMAT_PROJ;
        }
//.........这里部分代码省略.........

int OGRGeneralCmdLineProcessor( int nArgc, char ***ppapszArgv, int nOptions )

{
    char **papszReturn = NULL;
    int  iArg;
    char **papszArgv = *ppapszArgv;

    (void) nOptions;
    
/* -------------------------------------------------------------------- */
/*      Preserve the program name.                                      */
/* -------------------------------------------------------------------- */
    papszReturn = CSLAddString( papszReturn, papszArgv[0] );

/* ==================================================================== */
/*      Loop over all arguments.                                        */
/* ==================================================================== */
    for( iArg = 1; iArg < nArgc; iArg++ )
    {
/* -------------------------------------------------------------------- */
/*      --version                                                       */
/* -------------------------------------------------------------------- */
        if( EQUAL(papszArgv[iArg],"--version") )
        {
            printf( "%s\n", GDALVersionInfo( "--version" ) );
            CSLDestroy( papszReturn );
            return 0;
        }

/* -------------------------------------------------------------------- */
/*      --license                                                       */
/* -------------------------------------------------------------------- */
        else if( EQUAL(papszArgv[iArg],"--license") )
        {
            printf( "%s\n", GDALVersionInfo( "LICENSE" ) );
            CSLDestroy( papszReturn );
            return 0;
        }

/* -------------------------------------------------------------------- */
/*      --config                                                        */
/* -------------------------------------------------------------------- */
        else if( EQUAL(papszArgv[iArg],"--config") )
        {
            if( iArg + 2 >= nArgc )
            {
                CPLError( CE_Failure, CPLE_AppDefined, 
                          "--config option given without a key and value argument." );
                CSLDestroy( papszReturn );
                return -1;
            }

            CPLSetConfigOption( papszArgv[iArg+1], papszArgv[iArg+2] );

            iArg += 2;
        }

/* -------------------------------------------------------------------- */
/*      --mempreload                                                    */
/* -------------------------------------------------------------------- */
        else if( EQUAL(papszArgv[iArg],"--mempreload") )
        {
            int i;

            if( iArg + 1 >= nArgc )
            {
                CPLError( CE_Failure, CPLE_AppDefined, 
                          "--mempreload option given without directory path.");
                CSLDestroy( papszReturn );
                return -1;
            }
            
            char **papszFiles = CPLReadDir( papszArgv[iArg+1] );
            if( CSLCount(papszFiles) == 0 )
            {
                CPLError( CE_Failure, CPLE_AppDefined, 
                          "--mempreload given invalid or empty directory.");
                CSLDestroy( papszReturn );
                return -1;
            }
                
            for( i = 0; papszFiles[i] != NULL; i++ )
            {
                CPLString osOldPath, osNewPath;
                
                if( EQUAL(papszFiles[i],".") || EQUAL(papszFiles[i],"..") )
                    continue;

                osOldPath = CPLFormFilename( papszArgv[iArg+1], 
                                             papszFiles[i], NULL );
                osNewPath.Printf( "/vsimem/%s", papszFiles[i] );

                CPLDebug( "VSI", "Preloading %s to %s.", 
                          osOldPath.c_str(), osNewPath.c_str() );

                if( CPLCopyFile( osNewPath, osOldPath ) != 0 )
                    return -1;
            }
            
            CSLDestroy( papszFiles );
//.........这里部分代码省略.........

std::string  OGRAmigoCloudDataSource::GetUserAgentOption()
{
    std::stringstream userAgent;
    userAgent << "USERAGENT=gdal/AmigoCloud build:" << GDALVersionInfo("RELEASE_NAME");
    return userAgent.str();
}