shaka-packager/packager/file/file_test_util.cc

50 lines
1.6 KiB
C++

// Copyright 2022 Google LLC. All rights reserved.
//
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file or at
// https://developers.google.com/open-source/licenses/bsd
#include <packager/file/file_test_util.h>
#include <filesystem>
namespace shaka {
std::string generate_unique_temp_path() {
// Generate a unique name for a temporary file, using standard library
// routines, to avoid a circular dependency on any of our own code for
// generating temporary files. The template must end in 6 X's.
auto temp_path_template =
std::filesystem::temp_directory_path() / "packager-test.XXXXXX";
std::string temp_path_template_string = temp_path_template.string();
#if defined(OS_WIN)
// _mktemp will modify the string passed to it to reflect the generated name
// (replacing the X characters with something else).
_mktemp(temp_path_template_string.data());
#else
// mkstemp will create and open the file, modify the character points to
// reflect the generated name (replacing the X characters with something
// else), and return an open file descriptor. Then we close it and use the
// generated name.
int fd = mkstemp(temp_path_template_string.data());
close(fd);
#endif
return temp_path_template_string;
}
void delete_file(const std::string& path) {
std::error_code ec;
std::filesystem::remove(std::filesystem::u8path(path), ec);
// Ignore errors.
}
TempFile::TempFile() : path_(generate_unique_temp_path()) {}
TempFile::~TempFile() {
std::error_code ec;
std::filesystem::remove(std::filesystem::u8path(path_), ec);
// Ignore errors.
}
} // namespace shaka