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/******************************************************************************
*
* Project: GDAL Utilities
* Purpose: Command line application to build VRT datasets from raster products
*or content of SHP tile index Author: Even Rouault, <even dot rouault at
*spatialys dot com>
*
******************************************************************************
* Copyright (c) 2007-2016, Even Rouault <even dot rouault at spatialys dot com>
*
* SPDX-License-Identifier: MIT
****************************************************************************/
#include "cpl_string.h"
#include "cpl_error.h"
#include "commonutils.h"
#include "gdal_version.h"
#include "gdal_utils_priv.h"
/************************************************************************/
/* Usage() */
/************************************************************************/
static void Usage() CPL_NO_RETURN;
static void Usage()
{
fprintf(stderr, "%s\n", GDALBuildVRTGetParserUsage().c_str());
exit(1);
}
/************************************************************************/
/* main() */
/************************************************************************/
MAIN_START(argc, argv)
{
EarlySetConfigOptions(argc, argv);
/* -------------------------------------------------------------------- */
/* Register standard GDAL drivers, and process generic GDAL */
/* command options. */
/* -------------------------------------------------------------------- */
GDALAllRegister();
argc = GDALGeneralCmdLineProcessor(argc, &argv, 0);
if (argc < 1)
exit(-argc);
GDALBuildVRTOptionsForBinary sOptionsForBinary;
/* coverity[tainted_data] */
GDALBuildVRTOptions *psOptions =
GDALBuildVRTOptionsNew(argv + 1, &sOptionsForBinary);
CSLDestroy(argv);
if (psOptions == nullptr)
{
Usage();
}
if (!(sOptionsForBinary.bQuiet))
{
GDALBuildVRTOptionsSetProgress(psOptions, GDALTermProgress, nullptr);
}
/* Avoid overwriting a non VRT dataset if the user did not put the */
/* filenames in the right order */
VSIStatBuf sBuf;
if (!sOptionsForBinary.bOverwrite)
{
int bExists =
(VSIStat(sOptionsForBinary.osDstFilename.c_str(), &sBuf) == 0);
if (bExists)
{
GDALDriverH hDriver = GDALIdentifyDriver(
sOptionsForBinary.osDstFilename.c_str(), nullptr);
if (hDriver &&
!(EQUAL(GDALGetDriverShortName(hDriver), "VRT") ||
(EQUAL(GDALGetDriverShortName(hDriver), "API_PROXY") &&
EQUAL(CPLGetExtensionSafe(
sOptionsForBinary.osDstFilename.c_str())
.c_str(),
"VRT"))))
{
fprintf(
stderr,
"'%s' is an existing GDAL dataset managed by %s driver.\n"
"There is an high chance you did not put filenames in the "
"right order.\n"
"If you want to overwrite %s, add -overwrite option to the "
"command line.\n\n",
sOptionsForBinary.osDstFilename.c_str(),
GDALGetDriverShortName(hDriver),
sOptionsForBinary.osDstFilename.c_str());
Usage();
}
}
}
int bUsageError = FALSE;
GDALDatasetH hOutDS = GDALBuildVRT(
sOptionsForBinary.osDstFilename.c_str(),
sOptionsForBinary.aosSrcFiles.size(), nullptr,
sOptionsForBinary.aosSrcFiles.List(), psOptions, &bUsageError);
if (bUsageError)
Usage();
int nRetCode = (hOutDS) ? 0 : 1;
GDALBuildVRTOptionsFree(psOptions);
CPLErrorReset();
// The flush to disk is only done at that stage, so check if any error has
// happened
if (GDALClose(hOutDS) != CE_None)
nRetCode = 1;
if (CPLGetLastErrorType() != CE_None)
nRetCode = 1;
GDALDumpOpenDatasets(stderr);
GDALDestroyDriverManager();
OGRCleanupAll();
return nRetCode;
}
MAIN_END
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