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(define-module (language python module stat)
#:export (ST_MODE ST_INO ST_DEV ST_NLINK ST_UID ST_GID ST_SIZE ST_ATIME
ST_MTIME ST_CTIME S_ISUID S_ISGID S_ENFMT S_ISVTX S_IREAD
S_IWRITE S_IEXEC S_IRWXU S_IRUSR S_IWUSR S_IXUSR S_IRGRP
S_IWGRP S_IXGRP S_IRWXG S_IROTH S_IWOTH S_IXOTH S_IRWXO
S_IFDIR S_IFREG S_IFLNK S_IFCHR S_IFBLK S_IFIFO S_IFSOC
UF_NODUMP UF_IMMUTABLE UF_APPEND UF_OPAQUE UF_NOUNLINK
UF_COMPRESSED UF_HIDDEN SF_ARCHIVED SF_IMMUTABLE SF_APPEND
SF_NOUNLINK SF_SNAPSHOT S_ISDIR S_ISREG S_ISLNK S_ISCHR
S_ISBLK S_ISFIFO S_ISSOCK S_IMODE S_IFMT
filemode))
(define ST_MODE 0)
(define ST_INO 1)
(define ST_DEV 2)
(define ST_NLINK 3)
(define ST_UID 4)
(define ST_GID 5)
(define ST_SIZE 6)
(define ST_ATIME 7)
(define ST_MTIME 8)
(define ST_CTIME 9)
(define S_ISUID #o04000)
(define S_ISGID #o02000)
(define S_ENFMT S_ISGID)
(define S_ISVTX #o01000)
(define S_IREAD #o00400)
(define S_IWRITE #o00200)
(define S_IEXEC #o00100)
(define S_IRWXU (logior S_IEXEC S_IWRITE S_IREAD))
(define S_IRUSR S_IREAD)
(define S_IWUSR S_IWRITE)
(define S_IXUSR S_IEXEC)
(define S_IRGRP #o00040)
(define S_IWGRP #o00020)
(define S_IXGRP #o00010)
(define S_IRWXG (logior S_IXGRP S_IWGRP S_IRGRP))
(define S_IROTH #o00004)
(define S_IWOTH #o00002)
(define S_IXOTH #o00001)
(define S_IRWXO (logior S_IXOTH S_IWOTH S_IROTH))
;;Internal
(define SS_IFMT #o170000)
(define S_IFDIR #o040000)
(define S_IFREG #o100000)
(define S_IFLNK #o120000)
(define S_IFCHR #o020000)
(define S_IFBLK #o060000)
(define S_IFIFO #o010000)
(define S_IFSOCK #o140000)
(define (S_ISDIR x) (= (logand x SS_IFMT) S_IFDIR))
(define (S_ISREG x) (= (logand x SS_IFMT) S_IFREG))
(define (S_ISLNK x) (= (logand x SS_IFMT) S_IFLNK))
(define (S_ISCHR x) (= (logand x SS_IFMT) S_IFCHR))
(define (S_ISBLK x) (= (logand x SS_IFMT) S_IFBLK))
(define (S_ISFIFO x) (= (logand x SS_IFMT) S_IFIFO))
(define (S_ISSOCK x) (= (logand x SS_IFMT) S_IFSOCK))
(define (S_IMODE x) (logand x #o7777))
(define (S_IFMT x) (logand x SS_IFMT))
(define UF_NODUMP #x00000001)
(define UF_IMMUTABLE #x00000002)
(define UF_APPEND #x00000004)
(define UF_OPAQUE #x00000008)
(define UF_NOUNLINK #x00000010)
(define UF_COMPRESSED #x00000020)
(define UF_HIDDEN #x00008000)
(define SF_ARCHIVED #x00010000)
(define SF_IMMUTABLE #x00020000)
(define SF_APPEND #x00040000)
(define SF_NOUNLINK #x00100000)
(define SF_SNAPSHOT #x00200000)
(define _filemode_table
`(((,S_IFLNK "l")
(,S_IFREG "-")
(,S_IFBLK "b")
(,S_IFDIR "d")
(,S_IFCHR "c")
(,S_IFIFO "p"))
((,S_IRUSR "r"))
((,S_IWUSR "w"))
((,(logior S_IXUSR S_ISUID) "s")
(,S_ISUID "S")
(,S_IXUSR "x"))
((,S_IRGRP "r"))
((,S_IWGRP "w"))
((,(logior S_IXGRP S_ISGID) "s")
(,S_ISGID "S")
(,S_IXGRP "x"))
((,S_IROTH "r"),)
((,S_IWOTH "w"),)
((,(logior S_IXOTH S_ISVTX) "t")
(,S_ISVTX "T")
(,S_IXOTH "x"))))
(define (filemode mode)
"""Convert a file's mode to a string of the form '-rwxrwxrwx'."""
(define perm (py-list))
(for ((table : _filemode_table)) ()
(for ((bit char : table)) ()
(if (= (logand mode bit) bit)
(pylist-append! perm char)
(break))
#:final
(pylist-append! perm "-")))
(py-string-join "" perm))
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