- printf("s:\"%s\", e:\"%s\", u:\"%s\"\n", s, e, u) > "/dev/stderr"
+
+ printf("%d [O] s:\"%s\", e:\"%s\", u:\"%s\"\n", n, s, e, u) > "/dev/stderr"
+ if (match(u, "@")) {
+ tmp = e
+ e = u
+ u = tmp
+ printf("%d [C] s:\"%s\", e:\"%s\", u:\"%s\"\n", n, s, e, u) > "/dev/stderr"
+ }
+