From e48b9097dce7bc2bfbb9e9c542124d3b5cebab39 Mon Sep 17 00:00:00 2001
From: Paul Barker <paul@paulbarker.me.uk>
Date: Wed, 5 Mar 2014 13:39:14 +0000
Subject: [PATCH] Don't link against libfl

We can remove all references to yywrap by adding "%option noyywrap" statements
to each flex source file that doesn't override yywrap. After this, we no longer
need to link against libfl and so no longer get errors about undefined
references to yylex.

Signed-off-by: Paul Barker <paul@paulbarker.me.uk>
Upstream-status: Submitted 2014-03-11
    see http://sourceforge.net/p/ipsec-tools/mailman/ipsec-tools-devel/thread/CANyK_8ewmxGA3vBVJW6s1APXPmxPR%2BDFWZ61EL8pCt288aKQ6w%40mail.gmail.com/#msg32088797

Downloaded from
http://cgit.openembedded.org/meta-openembedded/tree/meta-networking/recipes-support/ipsec-tools/ipsec-tools/0002-Don-t-link-against-libfl.patch

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
---
 src/libipsec/Makefile.am | 1 -
 src/racoon/Makefile.am   | 2 +-
 src/racoon/cftoken.l     | 2 ++
 src/setkey/Makefile.am   | 1 -
 src/setkey/token.l       | 2 ++
 5 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/libipsec/Makefile.am b/src/libipsec/Makefile.am
index 6a4e3b3..df1e106 100644
--- a/src/libipsec/Makefile.am
+++ b/src/libipsec/Makefile.am
@@ -26,7 +26,6 @@ libipsec_la_SOURCES = \
 # version is current:revision:age.
 # See: http://www.gnu.org/manual/libtool-1.4.2/html_chapter/libtool_6.html#SEC32
 libipsec_la_LDFLAGS = -version-info 0:1:0
-libipsec_la_LIBADD = $(LEXLIB)
 
 noinst_HEADERS = ipsec_strerror.h
 
diff --git a/src/racoon/Makefile.am b/src/racoon/Makefile.am
index dbaded9..0662957 100644
--- a/src/racoon/Makefile.am
+++ b/src/racoon/Makefile.am
@@ -38,7 +38,7 @@ racoon_SOURCES = \
 	cftoken.l cfparse.y prsa_tok.l prsa_par.y 
 EXTRA_racoon_SOURCES = isakmp_xauth.c isakmp_cfg.c isakmp_unity.c throttle.c \
 	isakmp_frag.c nattraversal.c security.c $(MISSING_ALGOS)
-racoon_LDADD = $(CRYPTOBJS) $(HYBRID_OBJS) $(NATT_OBJS) $(FRAG_OBJS) $(LEXLIB) \
+racoon_LDADD = $(CRYPTOBJS) $(HYBRID_OBJS) $(NATT_OBJS) $(FRAG_OBJS) \
 	 $(SECCTX_OBJS) vmbuf.o sockmisc.o misc.o ../libipsec/libipsec.la
 racoon_DEPENDENCIES = \
 	$(CRYPTOBJS) $(HYBRID_OBJS) $(NATT_OBJS) $(FRAG_OBJS) $(SECCTX_OBJS) \
diff --git a/src/racoon/cftoken.l b/src/racoon/cftoken.l
index 490242c..1701922 100644
--- a/src/racoon/cftoken.l
+++ b/src/racoon/cftoken.l
@@ -106,6 +106,8 @@ static int incstackp = 0;
 static int yy_first_time = 1;
 %}
 
+%option noyywrap
+
 /* common seciton */
 nl		\n
 ws		[ \t]+
diff --git a/src/setkey/Makefile.am b/src/setkey/Makefile.am
index 746c1f1..389e6cf 100644
--- a/src/setkey/Makefile.am
+++ b/src/setkey/Makefile.am
@@ -13,7 +13,6 @@ setkey_SOURCES = \
 
 setkey_LDFLAGS = ../libipsec/libipsec.la
 setkey_DEPENDENCIES = ../libipsec/libipsec.la
-setkey_LDADD = $(LEXLIB)
 
 noinst_HEADERS = vchar.h extern.h
 man8_MANS = setkey.8
diff --git a/src/setkey/token.l b/src/setkey/token.l
index ad3d843..eb23b76 100644
--- a/src/setkey/token.l
+++ b/src/setkey/token.l
@@ -88,6 +88,8 @@
 #endif
 %}
 
+%option noyywrap
+
 /* common section */
 nl		\n
 ws		[ \t]+
-- 
1.9.0