umask(2)

Name | Synopsis | Description | Return Values | Attributes | See Also

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 permission 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 5.11  Last Revised 28 Dec 1996

Name | Synopsis | Description | Return Values | Attributes | See Also