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fs/FileInfo: add `constexpr` and `noexcept`

This commit is contained in:
Max Kellermann 2023-10-07 10:19:56 +02:00
parent 19c73680cf
commit 51c0a03e94
1 changed files with 13 additions and 15 deletions
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28
src/fs/FileInfo.hxx
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@ -1,8 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-or-later
// Copyright The Music Player Daemon Project
#ifndef MPD_FS_FILE_INFO_HXX
#define MPD_FS_FILE_INFO_HXX
#pragma once
#include "Path.hxx"
#include "lib/fmt/PathFormatter.hxx"
@ -19,7 +18,7 @@
class FileInfo {
friend bool GetFileInfo(Path path, FileInfo &info,
bool follow_symlinks);
bool follow_symlinks) noexcept;
friend class FileReader;
#ifdef _WIN32
@ -29,7 +28,7 @@ class FileInfo {
#endif
public:
FileInfo() = default;
constexpr FileInfo() noexcept = default;
FileInfo(Path path, bool follow_symlinks=true) {
if (!GetFileInfo(path, *this, follow_symlinks)) {
@ -41,7 +40,7 @@ public:
}
}
bool IsRegular() const {
constexpr bool IsRegular() const noexcept {
#ifdef _WIN32
return (data.dwFileAttributes &
(FILE_ATTRIBUTE_DIRECTORY|FILE_ATTRIBUTE_DEVICE)) == 0;
@ -50,7 +49,7 @@ public:
#endif
}
bool IsDirectory() const {
constexpr bool IsDirectory() const noexcept {
#ifdef _WIN32
return data.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY;
#else
@ -58,7 +57,7 @@ public:
#endif
}
uint64_t GetSize() const {
constexpr uint64_t GetSize() const noexcept {
#ifdef _WIN32
return ConstructUint64(data.nFileSizeLow, data.nFileSizeHigh);
#else
@ -66,7 +65,8 @@ public:
#endif
}
std::chrono::system_clock::time_point GetModificationTime() const {
[[gnu::pure]]
std::chrono::system_clock::time_point GetModificationTime() const noexcept {
#ifdef _WIN32
return FileTimeToChrono(data.ftLastWriteTime);
#else
@ -75,26 +75,26 @@ public:
}
#ifndef _WIN32
uid_t GetUid() const {
constexpr uid_t GetUid() const noexcept {
return st.st_uid;
}
mode_t GetMode() const {
constexpr mode_t GetMode() const noexcept {
return st.st_mode;
}
dev_t GetDevice() const {
constexpr dev_t GetDevice() const noexcept {
return st.st_dev;
}
ino_t GetInode() const {
constexpr ino_t GetInode() const noexcept {
return st.st_ino;
}
#endif
};
inline bool
GetFileInfo(Path path, FileInfo &info, bool follow_symlinks=true)
GetFileInfo(Path path, FileInfo &info, bool follow_symlinks=true) noexcept
{
#ifdef _WIN32
(void)follow_symlinks;
@ -107,5 +107,3 @@ GetFileInfo(Path path, FileInfo &info, bool follow_symlinks=true)
return ret == 0;
#endif
}
#endif