28 lines
		
	
	
		
			649 B
		
	
	
	
		
			JavaScript
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			28 lines
		
	
	
		
			649 B
		
	
	
	
		
			JavaScript
		
	
	
		
			Executable File
		
	
	
	
	
| 'use strict'
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| module.exports = (mode, isDir, portable) => {
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|   mode &= 0o7777
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| 
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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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| 
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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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