Merge pull request #20 from yangoliver/cmdline

Replace split by sub to get pid

opensnoop

@@ -213,9 +213,8 @@ fi ) | $awk -v o=$offset -v opt_name=$opt_name -v name=$name \
 		comm = line[1]
 		if (opt_name && match(comm, name) == 0)
 			next
+		sub(/ .*$/, "", line[2])
 		pid = line[2]
-		split(pid, line, " ")
-		pid = line[1]
 	}
 
 	# do_sys_open()