umask(2)							   System Calls 							  umask(2)

NAME

       umask - set and get file creation mask

SYNOPSIS

       #include <sys/types.h>
       #include <sys/stat.h>

       mode_t umask(mode_t cmask);

DESCRIPTION

       The  umask() function sets the  process's file mode creation mask to cmask and returns the previous value of the mask. Only the access per-
       mission bits of cmask and the file mode creation mask are used. The mask is inherited by child processes. See intro(2) for more information
       on masks.

RETURN VALUES

       The previous value of the file mode creation mask is returned.

ATTRIBUTES

       See attributes(5) for descriptions of the following attributes:

       +-----------------------------+-----------------------------+
       |      ATTRIBUTE TYPE	     |	    ATTRIBUTE VALUE	   |
       +-----------------------------+-----------------------------+
       |Interface Stability	     |Standard			   |
       +-----------------------------+-----------------------------+
       |MT-Level		     |Async-Signal-Safe 	   |
       +-----------------------------+-----------------------------+

SEE ALSO

       mkdir(1), sh(1), intro(2), chmod(2), creat(2), mknod(2), open(2), stat.h(3HEAD), attributes(5), standards(5)

SunOS 5.10							    28 Dec 1996 							  umask(2)