From 2b5dfee06cc6a7b915d6b7fe7cfe2942a660cde0 Mon Sep 17 00:00:00 2001
From: aiju <devnull@localhost>
Date: Sat, 26 May 2018 17:17:41 +0000
Subject: [PATCH] Bfn improvements

---
 rc/bin/Bfn | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/rc/bin/Bfn b/rc/bin/Bfn
index 636aee524..907a414ee 100755
--- a/rc/bin/Bfn
+++ b/rc/bin/Bfn
@@ -1,9 +1,11 @@
 #!/bin/rc
+rfork e
 if(! ~ $#* 1){
 	echo usage: $0 fn >[2=1]
 	exit usage
 }
-res=`{grep -n '^'$1'\(' *.c | sed -n 's/^([^:]*:[^:]*).*$/\1/gp' }
+if(~ $#srcpath 0) srcpath=.
+res=`{grep -n '^'$1'\(' $srcpath/*.c /dev/null | sed -n 's/^([^:]*:[^:]*).*$/\1/gp' }
 ifs='
 '
 for(i in $res)