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Volume Management Library Functionsvolmgt_root(3VOLMGT)


NAME

 volmgt_root - return the Volume Management root directory

SYNOPSIS

 
cc [ flag ... ] file ... -lvolmgt [ library ... ]
#include <volmgt.h>
const char *volmgt_root(void);

DESCRIPTION

 

The volmgt_root() function returns the current Volume Management root directory, which by default is /vol but can be configured to be in a different location.


RETURN VALUES

 

The volmgt_root() function returns pointer to a static string containing the root directory for Volume Management.


ERRORS

 

This function may fail if an open() of /dev/volctl fails. If this occurs a pointer to the default Volume Management root directory is returned.


EXAMPLES

 Example 1. Finding the Volume Management root directory.
 

To find out where the Volume Management root directory is:

 
if ((path = volmgt_root()) != NULL) {
        (void) printf("Volume Management root dir=%s\n", path);
} else {
        (void) printf("can't find Volume Management root dir\n");
}


FILES

 
/vol
default location for the Volume Management root directory

ATTRIBUTES

 

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

ATTRIBUTE TYPEATTRIBUTE VALUE
MT-LevelMT-Safe

SEE ALSO

 

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


NOTES

 

This function returns the default root directory location even when Volume Management is not running.



SunOS 5.9Go To TopLast Changed 1 Feb 2001