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| '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
| }
|
|
