mirror of
https://github.com/trapexit/mergerfs.git
synced 2024-12-02 05:23:41 +08:00
56 lines
1.5 KiB
C++
56 lines
1.5 KiB
C++
/*
|
|
ISC License
|
|
|
|
Copyright (c) 2017, Antonio SJ Musumeci <trapexit@spawn.link>
|
|
|
|
Permission to use, copy, modify, and/or distribute this software for any
|
|
purpose with or without fee is hereby granted, provided that the above
|
|
copyright notice and this permission notice appear in all copies.
|
|
|
|
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
|
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
|
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
|
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
|
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
|
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <sys/stat.h>
|
|
#include <time.h>
|
|
|
|
#include <string>
|
|
|
|
|
|
namespace symlinkify
|
|
{
|
|
static
|
|
inline
|
|
bool
|
|
can_be_symlink(const struct stat &st_,
|
|
const time_t timeout_)
|
|
{
|
|
if(S_ISDIR(st_.st_mode) ||
|
|
(st_.st_mode & (S_IWUSR|S_IWGRP|S_IWOTH)))
|
|
return false;
|
|
|
|
const time_t now = ::time(NULL);
|
|
|
|
return (((now - st_.st_mtime) > timeout_) &&
|
|
((now - st_.st_ctime) > timeout_));
|
|
}
|
|
|
|
static
|
|
inline
|
|
void
|
|
convert(const std::string &target_,
|
|
struct stat *st_)
|
|
{
|
|
st_->st_mode = (((st_->st_mode & ~S_IFMT) | S_IFLNK) | 0777);
|
|
st_->st_size = target_.size();
|
|
st_->st_blocks = 0;
|
|
}
|
|
}
|