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