running

volmgt_running(3VOLMGT) 				Volume Management Library Functions				   volmgt_running(3VOLMGT)

NAME

       volmgt_running - return whether or not Volume Management is running

SYNOPSIS

       cc [ flag ... ] file ... -lvolmgt [ library ... ]
       #include <volmgt.h>

       int volmgt_running(void);

DESCRIPTION

       volmgt_running() tells whether or not Volume Management is running.

RETURN VALUES

       A non-zero value is returned if Volume Management is running, else  0 is returned.

ERRORS

       volmgt_running() will fail, returning 0, if a stat(2) or open(2) of /dev/volctl fails, or if any of the following is true:

       ENXIO	       Volume Management is not running.

       EINTR	       An interrupt signal was detected while checking to see if Volume Management was running.

EXAMPLES

       Example 1: Using volmgt_running()

       To see if Volume Management is running:

       if (volmgt_running() != 0) {
	       (void) printf("Volume Management is running
");
       } else {
	       (void) printf("Volume Management is NOT running
");
       }

ATTRIBUTES

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

       +-----------------------------+-----------------------------+
       |      ATTRIBUTE TYPE	     |	    ATTRIBUTE VALUE	   |
       +-----------------------------+-----------------------------+
       |MT-Level		     |MT-Safe			   |
       +-----------------------------+-----------------------------+

SEE ALSO

       cc(1B), vold(1M), open(2), stat(2), volmgt_check(3VOLMGT), volmgt_inuse(3VOLMGT), attributes(5), volfs(7FS)

NOTES

       Volume Management must be running for many of the Volume Management library  routines to work.

SunOS 5.10							    31 Dec 1996 					   volmgt_running(3VOLMGT)