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-rw-r--r--sysdep/unix/krt.Y18
1 files changed, 15 insertions, 3 deletions
diff --git a/sysdep/unix/krt.Y b/sysdep/unix/krt.Y
index e036081d..2ef6e3c4 100644
--- a/sysdep/unix/krt.Y
+++ b/sysdep/unix/krt.Y
@@ -19,6 +19,8 @@ CF_DECLS
CF_KEYWORDS(KERNEL, PERSIST, SCAN, TIME, LEARN, DEVICE, ROUTES, GRACEFUL, RESTART, KRT_SOURCE, KRT_METRIC, MERGE, PATHS)
+%type <i> kern_mp_limit
+
CF_GRAMMAR
/* Kernel syncer protocol */
@@ -32,6 +34,11 @@ CF_ADDTO(kern_proto, kern_proto_start proto_name '{')
CF_ADDTO(kern_proto, kern_proto proto_item ';')
CF_ADDTO(kern_proto, kern_proto kern_item ';')
+kern_mp_limit:
+ /* empty */ { $$ = KRT_DEFAULT_ECMP_LIMIT; }
+ | LIMIT expr { $$ = $2; if (($2 <= 0) || ($2 > 255)) cf_error("Merge paths limit must be in range 1-255"); }
+ ;
+
kern_item:
PERSIST bool { THIS_KRT->persist = $2; }
| SCAN TIME expr {
@@ -42,13 +49,18 @@ kern_item:
THIS_KRT->learn = $2;
#ifndef KRT_ALLOW_LEARN
if ($2)
- cf_error("Learning of kernel routes not supported in this configuration");
+ cf_error("Learning of kernel routes not supported on this platform");
#endif
}
| DEVICE ROUTES bool { THIS_KRT->devroutes = $3; }
| GRACEFUL RESTART bool { THIS_KRT->graceful_restart = $3; }
- | MERGE PATHS bool { THIS_KRT->merge_paths = $3 ? KRT_DEFAULT_ECMP_LIMIT : 0; }
- | MERGE PATHS bool LIMIT expr { THIS_KRT->merge_paths = $3 ? $5 : 0; if (($5 <= 0) || ($5 > 255)) cf_error("Merge paths limit must be in range 1-255"); }
+ | MERGE PATHS bool kern_mp_limit {
+ THIS_KRT->merge_paths = $3 ? $4 : 0;
+#ifndef KRT_ALLOW_LEARN
+ if ($3)
+ cf_error("Path merging not supported on this platform");
+#endif
+ }
;
/* Kernel interface protocol */