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// Copyright (C) 2020-2021 Joel Rosdahl and other contributors
//
// See doc/AUTHORS.adoc for a complete list of contributors.
//
// This program is free software; you can redistribute it and/or modify it
// under the terms of the GNU General Public License as published by the Free
// Software Foundation; either version 3 of the License, or (at your option)
// any later version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
// more details.
//
// You should have received a copy of the GNU General Public License along with
// this program; if not, write to the Free Software Foundation, Inc., 51
// Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
#include "ResultExtractor.hpp"
#include "Util.hpp"
#include "fmtmacros.hpp"
#include <core/exceptions.hpp>
#include <core/wincompat.hpp>
#include <fcntl.h>
#include <sys/stat.h>
#include <sys/types.h>
ResultExtractor::ResultExtractor(const std::string& directory)
: m_directory(directory)
{
}
void
ResultExtractor::on_header(CacheEntryReader& /*cache_entry_reader*/)
{
}
void
ResultExtractor::on_entry_start(uint32_t /*entry_number*/,
Result::FileType file_type,
uint64_t /*file_len*/,
nonstd::optional<std::string> raw_file)
{
std::string suffix = Result::file_type_to_string(file_type);
if (suffix == Result::k_unknown_file_type) {
suffix = FMT(".type_{}", file_type);
} else if (suffix[0] == '<') {
suffix[0] = '.';
suffix.resize(suffix.length() - 1);
}
m_dest_path = FMT("{}/ccache-result{}", m_directory, suffix);
if (!raw_file) {
m_dest_fd = Fd(
open(m_dest_path.c_str(), O_WRONLY | O_CREAT | O_TRUNC | O_BINARY, 0666));
if (!m_dest_fd) {
throw core::Error(
"Failed to open {} for writing: {}", m_dest_path, strerror(errno));
}
} else {
try {
Util::copy_file(*raw_file, m_dest_path, false);
} catch (core::Error& e) {
throw core::Error(
"Failed to copy {} to {}: {}", *raw_file, m_dest_path, e.what());
}
}
}
void
ResultExtractor::on_entry_data(const uint8_t* data, size_t size)
{
ASSERT(m_dest_fd);
try {
Util::write_fd(*m_dest_fd, data, size);
} catch (core::Error& e) {
throw core::Error("Failed to write to {}: {}", m_dest_path, e.what());
}
}
void
ResultExtractor::on_entry_end()
{
if (m_dest_fd) {
m_dest_fd.close();
}
}
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