1 files changed, 9 insertions, 2 deletions

diff --git a/bin/rtspin.c b/bin/rtspin.c
index 167741d..5de9035 100644
--- a/bin/rtspin.c
+++ b/bin/rtspin.c
@@ -21,7 +21,7 @@ static void usage(char *error) {
                 "       rt_spin [COMMON-OPTS] -f FILE [-o COLUMN] WCET PERIOD\n"
                 "       rt_spin -l\n"
                 "\n"
-                "COMMON-OPTS = [-w] [-s SCALE]\n"
+                "COMMON-OPTS = [-w] [-s SCALE] [-n SPLIT]\n"
                 "              [-p PARTITION/CLUSTER [-z CLUSTER SIZE]] [-c CLASS]\n"
                 "              [-X LOCKING-PROTOCOL] [-L CRITICAL SECTION LENGTH] [-Q RESOURCE-ID]"
                 "\n"
@@ -184,7 +184,7 @@ static int job(double exec_time, double program_end, int lock_od, double cs_leng
         }
 }
 
-#define OPTSTR "p:z:c:wlveo:f:s:q:X:L:Q:"
+#define OPTSTR "p:z:c:wlveo:f:s:q:X:L:Q:n:"
 int main(int argc, char** argv)
 {
         int ret;
@@ -199,6 +199,7 @@ int main(int argc, char** argv)
         int wait = 0;
         int test_loop = 0;
         int column = 1;
+        int split = 1;
         const char *file = NULL;
         int want_enforcement = 0;
         double duration = 0, start = 0;
@@ -222,6 +223,9 @@ int main(int argc, char** argv)
                 case 'w':
                         wait = 1;
                         break;
+                case 'n':
+                        split = atoi(optarg);
+                        break;
                 case 'p':
                         cluster = atoi(optarg);
                         migrate = 1;
@@ -315,6 +319,8 @@ int main(int argc, char** argv)
                                 "positive number.");
         if (period <= 0)
                 usage("The period must be a positive number.");
+        if (split <= 0)
+                usage("The split factor must be a positive number, if specified.");
         if (!file && wcet > period) {
                 usage("The worst-case execution time must not "
                                 "exceed the period.");
@@ -334,6 +340,7 @@ int main(int argc, char** argv)
         init_rt_task_param(&param);
         param.exec_cost = wcet;
         param.period = period;
+        param.split = split;
         param.priority = priority;
         param.cls = class;
         param.budget_policy = (want_enforcement) ?