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Full Discussion: umask
Top Forums UNIX for Dummies Questions & Answers umask Post 302218812 by Yogesh Sawant on Sunday 27th of July 2008 02:14:33 AM
Old 07-27-2008
that depends on how you are creating the files. if you are creating a file using vi, the vi program may not assign certain permissions (x for owner, w for group and others) for newly created files

if you are still in doubt, read this to know how umask is implemented

Last edited by Yogesh Sawant; 07-27-2008 at 03:16 AM.. Reason: added the link
 

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umask(2)							System Calls Manual							  umask(2)

NAME
umask - set and get file creation mask SYNOPSIS
DESCRIPTION
sets the process's file mode creation mask to cmask and returns the previous value of the mask. Only the file access permission bits of the masks are used. The bits set in cmask specify which permission bits to turn off in the mode of the created file, and should be specified using the symbolic values defined in stat(5). EXAMPLES
The following creates a file named in the current directory with permissions so that the file can be written only by its owner, and can be read or executed only by the owner or processes with group permission, even though group write permission and all permissions for others are passed in to RETURN VALUE
The previous value of the file mode creation mask is returned. SEE ALSO
mkdir(1), sh(1), mknod(1M), chmod(2), creat(2), mknod(2), open(2). STANDARDS CONFORMANCE
umask(2)
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