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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
- }
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