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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)
