Add --exists and --resolve to rc-service.

man/rc-service.8

@@ -22,7 +22,7 @@
 .\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 .\" SUCH DAMAGE.
 .\"
-.Dd Mar 21, 2008
+.Dd Mar 26, 2008
 .Dt RC-SERVICE 8 SMM
 .Os OpenRC
 .Sh NAME
@@ -34,6 +34,12 @@
 .Op Ar ...
 .Nm
 .Fl l , -list
+.Nm
+.Fl e , -exists
+.Ar service
+.Nm
+.Fl r , -resolve
+.Ar service
 .Sh DESCRIPTION
 Service scripts could be in different places on different systems. 
 .Nm
@@ -44,7 +50,15 @@ If given the
 argument then
 .Nm
 will list all available services.
+.Pp
+.Fl -e , exists
+return 0 if it can find
+.Ar service ,
+otherwise -1.
+.Fl -r , resolve
+does the same and also prints the full path of the service to stdout.
 .Sh SEE ALSO
 .Xr rc 8 ,
+.Xr stdout 3
 .Sh AUTHORS
 .An "Roy Marples" Aq roy@marples.name