Hi
This is unused. It has been in there since the import from NetBSD.
Their logs show that tcpgram.y and tcplex.l have been removed in 1995.
I am not sure what the policy is for the getopt(3) call: Should Y be
removed in the optstring as well (not done in this diff)?
Best,
Martin
Index: Makefile
===================================================================
RCS file: /cvs/src/usr.sbin/tcpdump/Makefile,v
retrieving revision 1.66
diff -u -p -r1.66 Makefile
--- Makefile 21 Jun 2020 05:00:17 -0000 1.66
+++ Makefile 3 Dec 2020 10:15:35 -0000
@@ -30,8 +30,8 @@ CFLAGS+=-I${.CURDIR}/../../lib/libpcap
CFLAGS+=-DCSLIP -DPPP -DHAVE_FDDI -DETHER_SERVICE -DHAVE_ETHER_NTOHOST -DINET6
-LDADD+= -lpcap -ll -lcrypto
-DPADD+= ${LIBL} ${LIBPCAP} ${LIBCRYPTO}
+LDADD+= -lpcap -lcrypto
+DPADD+= ${LIBPCAP} ${LIBCRYPTO}
SRCS= tcpdump.c addrtoname.c privsep.c privsep_fdpass.c privsep_pcap.c \
print-ether.c print-ip.c print-arp.c print-tcp.c print-udp.c \
Index: tcpdump.c
===================================================================
RCS file: /cvs/src/usr.sbin/tcpdump/tcpdump.c,v
retrieving revision 1.94
diff -u -p -r1.94 tcpdump.c
--- tcpdump.c 17 Aug 2020 06:29:29 -0000 1.94
+++ tcpdump.c 3 Dec 2020 10:15:35 -0000
@@ -392,15 +392,7 @@ main(int argc, char **argv)
case 'w':
WFileName = optarg;
break;
-#ifdef YYDEBUG
- case 'Y':
- {
- /* Undocumented flag */
- extern int yydebug;
- yydebug = 1;
- }
- break;
-#endif
+
case 'y':
i = pcap_datalink_name_to_val(optarg);
if (i < 0)
