v/vlib/os/inode.v

95 lines
2.2 KiB
V
Raw Normal View History

// Copyright (c) 2019-2020 Alexander Medvednikov. All rights reserved.
// Use of this source code is governed by an MIT license
// that can be found in the LICENSE file.
module os
enum FileType {
regular
directory
character_device
block_device
fifo
symbolic_link
socket
}
struct FilePermission {
2020-05-09 18:34:04 +02:00
pub:
read bool
write bool
execute bool
}
struct FileMode {
2020-05-09 18:34:04 +02:00
pub:
typ FileType
owner FilePermission
group FilePermission
others FilePermission
}
// inode returns the mode of the file/inode containing inode type and permission information
// it supports windows for regular files but it doesn't matter if you use owner, group or others when checking permissions on windows
pub fn inode(path string) FileMode {
mut attr := C.stat{}
C.stat(path.str, &attr)
mut typ := FileType.regular
if attr.st_mode & C.S_IFMT == C.S_IFDIR {
typ = .directory
}
$if !windows {
if attr.st_mode & C.S_IFMT == C.S_IFCHR {
typ = .character_device
} else if attr.st_mode & C.S_IFMT == C.S_IFBLK {
typ = .block_device
} else if attr.st_mode & C.S_IFMT == C.S_IFIFO {
typ = .fifo
} else if attr.st_mode & C.S_IFMT == C.S_IFLNK {
typ = .symbolic_link
} else if attr.st_mode & C.S_IFMT == C.S_IFSOCK {
typ = .socket
}
}
$if windows {
return FileMode{
typ: typ
owner: FilePermission{
read: bool(attr.st_mode & C.S_IREAD)
write: bool(attr.st_mode & C.S_IWRITE)
execute: bool(attr.st_mode & C.S_IEXEC)
}
group: FilePermission{
read: bool(attr.st_mode & C.S_IREAD)
write: bool(attr.st_mode & C.S_IWRITE)
execute: bool(attr.st_mode & C.S_IEXEC)
}
others: FilePermission{
read: bool(attr.st_mode & C.S_IREAD)
write: bool(attr.st_mode & C.S_IWRITE)
execute: bool(attr.st_mode & C.S_IEXEC)
}
}
} $else {
return FileMode{
typ: typ
owner: FilePermission{
read: bool(attr.st_mode & C.S_IRUSR)
write: bool(attr.st_mode & C.S_IWUSR)
execute: bool(attr.st_mode & C.S_IXUSR)
}
group: FilePermission{
read: bool(attr.st_mode & C.S_IRGRP)
write: bool(attr.st_mode & C.S_IWGRP)
execute: bool(attr.st_mode & C.S_IXGRP)
}
others: FilePermission{
read: bool(attr.st_mode & C.S_IROTH)
write: bool(attr.st_mode & C.S_IWOTH)
execute: bool(attr.st_mode & C.S_IXOTH)
}
}
}
}