chrt: improve error message for invalid policy value

Signed-off-by: Christian Goeschel Ndjomouo <cgoesc2@wgu.edu>

diff --git a/schedutils/chrt.c b/schedutils/chrt.c
index 2be2ed9ceeabb689b8a346464900e938011b8552..710548df07edb3e84d3fa659a687f5a4d724590f 100644 (file)
--- a/schedutils/chrt.c
+++ b/schedutils/chrt.c
@@ -596,8 +596,9 @@ int main(int argc, char **argv)
        if (ctl->priority < sched_get_priority_min(ctl->policy) ||
                        sched_get_priority_max(ctl->policy) < ctl->priority)
                errx(EXIT_FAILURE,
-               _("unsupported priority value for the policy: %d: see --max for valid range"),
-                       ctl->priority);
+               _("unsupported priority value '%d' for the %s policy\n"
+                       "use 'chrt --max' to list valid ranges"),
+                       ctl->priority, get_policy_name(ctl->policy));
        set_sched(ctl);
 
        if (ctl->verbose)