mirror of https://github.com/jkjoy/sunpeiwen.git
28 lines
649 B
JavaScript
28 lines
649 B
JavaScript
|
'use strict'
|
||
|
|
module.exports = (mode, isDir, portable) => {
|
||
|
|
mode &= 0o7777
|
||
|
|
|
||
|
|
// in portable mode, use the minimum reasonable umask
|
||
|
|
// if this system creates files with 0o664 by default
|
||
|
|
// (as some linux distros do), then we'll write the
|
||
|
|
// archive with 0o644 instead. Also, don't ever create
|
||
|
|
// a file that is not readable/writable by the owner.
|
||
|
|
if (portable) {
|
||
|
|
mode = (mode | 0o600) & ~0o22
|
||
|
|
}
|
||
|
|
|
||
|
|
// if dirs are readable, then they should be listable
|
||
|
|
if (isDir) {
|
||
|
|
if (mode & 0o400) {
|
||
|
|
mode |= 0o100
|
||
|
|
}
|
||
|
|
if (mode & 0o40) {
|
||
|
|
mode |= 0o10
|
||
|
|
}
|
||
|
|
if (mode & 0o4) {
|
||
|
|
mode |= 0o1
|
||
|
|
}
|
||
|
|
}
|
||
|
|
return mode
|
||
|
|
}
|