Open-Harbor/osrm-backend
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use boost::filesystem::file_size() to get the file size (instead of seeking the file).

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This commit is contained in:
Tomonobu Saito 2019-10-02 19:04:01 +09:00
parent d8d9ac8686
commit 62c8b70f78
1 changed files with 11 additions and 0 deletions
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11
include/storage/io.hpp Normal file → Executable file
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@ -10,6 +10,7 @@
#include "util/log.hpp"
#include "util/version.hpp"
#include <boost/filesystem.hpp>
#include <boost/filesystem/fstream.hpp>
#include <boost/iostreams/device/array.hpp>
#include <boost/iostreams/seek.hpp>
@ -60,6 +61,15 @@ class FileReader
std::size_t GetSize()
{
const boost::filesystem::path path(filepath);
try {
return std::size_t(boost::filesystem::file_size(path)) - ((fingerprint == FingerprintFlag::VerifyFingerprint) ? sizeof(util::FingerPrint) : 0);
}
catch (boost::filesystem::filesystem_error& ex) {
std::cout << ex.what() << std::endl;
throw;
}
/*
const boost::filesystem::ifstream::pos_type position = input_stream.tellg();
input_stream.seekg(0, std::ios::end);
const boost::filesystem::ifstream::pos_type file_size = input_stream.tellg();
@ -84,6 +94,7 @@ class FileReader
{
return file_size;
}
*/
}
/* Read count objects of type T into pointer dest */