---

yaml
---
r: 7334
b: refs/heads/master
c: 5f25804
h: refs/heads/master
v: v3

Author: brson

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: bdc8e8d222eebebcbc9fcfbc1df03ee8b57892f5
+refs/heads/master: 5f25804f463a085b451d290ffbf3e48300cc51a4

trunk/configure

@@ -363,6 +363,16 @@ then
     err "either clang or gcc is required"
 fi
 
+if [ ! -z "$CFG_PERF" ]
+then
+    HAVE_PERF_LOGFD=`$CFG_PERF stat --log-fd 2>&1 | grep 'unknown option'`
+    if [ -z "$HAVE_PERF_LOGFD" ];
+    then
+        CFG_PERF_WITH_LOGFD=1
+        putvar CFG_PERF_WITH_LOGFD
+    fi
+fi
+
 step_msg "making directories"
 
 for i in \