From 376f3ffd32f2c181cfae27d6c94bd854a75aad7c Mon Sep 17 00:00:00 2001
From: kadlec <kadlec>
Date: Fri, 25 Jun 2004 11:18:57 +0000
Subject: Bastiaan Bakker's patch to combine iptables, iptables-save and
 iptables-restore for size reduction applied

---
 Makefile              | 19 +++++++++++++++++++
 iptables-restore.c    | 10 ++++++++--
 iptables-save.c       |  8 +++++++-
 iptables-standalone.c |  5 +++++
 4 files changed, 39 insertions(+), 3 deletions(-)

diff --git a/Makefile b/Makefile
index 623c86a..82e5546 100644
--- a/Makefile
+++ b/Makefile
@@ -42,7 +42,9 @@ EXTRAS+=iptables iptables.o iptables.8
 EXTRA_INSTALLS+=$(DESTDIR)$(BINDIR)/iptables $(DESTDIR)$(MANDIR)/man8/iptables.8
 
 # No longer experimental.
+ifneq ($(DO_MULTI), 1)
 EXTRAS+=iptables-save iptables-restore
+endif
 EXTRA_INSTALLS+=$(DESTDIR)$(BINDIR)/iptables-save $(DESTDIR)$(BINDIR)/iptables-restore $(DESTDIR)$(MANDIR)/man8/iptables-restore.8 $(DESTDIR)$(MANDIR)/man8/iptables-save.8
 
 ifeq ($(DO_IPV6), 1)
@@ -114,8 +116,13 @@ print-extensions:
 iptables.o: iptables.c
 	$(CC) $(CFLAGS) -DIPT_LIB_DIR=\"$(IPT_LIBDIR)\" -c -o $@ $<
 
+ifeq ($(DO_MULTI), 1)
+iptables: iptables-multi.c iptables-save.c iptables-restore.c iptables-standalone.c iptables.o $(STATIC_LIBS) libiptc/libiptc.a
+	$(CC) $(CFLAGS) -DIPTABLES_MULTI -DIPT_LIB_DIR=\"$(IPT_LIBDIR)\" $(LDFLAGS) -o $@ $^ $(LDLIBS)
+else
 iptables: iptables-standalone.c iptables.o $(STATIC_LIBS) libiptc/libiptc.a
 	$(CC) $(CFLAGS) -DIPT_LIB_DIR=\"$(IPT_LIBDIR)\" $(LDFLAGS) -o $@ $^ $(LDLIBS)
+endif
 
 $(DESTDIR)$(BINDIR)/iptables: iptables
 	@[ -d $(DESTDIR)$(BINDIR) ] || mkdir -p $(DESTDIR)$(BINDIR)
@@ -124,16 +131,28 @@ $(DESTDIR)$(BINDIR)/iptables: iptables
 iptables-save: iptables-save.c iptables.o $(STATIC_LIBS) libiptc/libiptc.a
 	$(CC) $(CFLAGS) -DIPT_LIB_DIR=\"$(IPT_LIBDIR)\" $(LDFLAGS) -o $@ $^ $(LDLIBS)
 
+ifeq ($(DO_MULTI), 1)
+$(DESTDIR)$(BINDIR)/iptables-save: iptables
+	@[ -d $(DESTDIR)$(BINDIR) ] || mkdir -p $(DESTDIR)$(BINDIR)
+	ln -sf $< $@
+else
 $(DESTDIR)$(BINDIR)/iptables-save: iptables-save
 	@[ -d $(DESTDIR)$(BINDIR) ] || mkdir -p $(DESTDIR)$(BINDIR)
 	cp $< $@
+endif
 
 iptables-restore: iptables-restore.c iptables.o $(STATIC_LIBS) libiptc/libiptc.a
 	$(CC) $(CFLAGS) -DIPT_LIB_DIR=\"$(IPT_LIBDIR)\" $(LDFLAGS) -o $@ $^ $(LDLIBS)
 
+ifeq ($(DO_MULTI), 1)
+$(DESTDIR)$(BINDIR)/iptables-restore: iptables
+	@[ -d $(DESTDIR)$(BINDIR) ] || mkdir -p $(DESTDIR)$(BINDIR)
+	ln -sf $< $@
+else
 $(DESTDIR)$(BINDIR)/iptables-restore: iptables-restore
 	@[ -d $(DESTDIR)$(BINDIR) ] || mkdir -p $(DESTDIR)$(BINDIR)
 	cp $< $@
+endif
 
 ip6tables.o: ip6tables.c
 	$(CC) $(CFLAGS) -DIP6T_LIB_DIR=\"$(IPT_LIBDIR)\" -c -o $@ $<
diff --git a/iptables-restore.c b/iptables-restore.c
index e21cacc..c0ab99e 100644
--- a/iptables-restore.c
+++ b/iptables-restore.c
@@ -4,7 +4,7 @@
  *
  * This code is distributed under the terms of GNU GPL v2
  *
- * $Id: iptables-restore.c,v 1.33 2004/02/01 22:03:27 gandalf Exp $
+ * $Id: iptables-restore.c,v 1.34 2004/05/26 16:04:48 gandalf Exp $
  */
 
 #include <getopt.h>
@@ -99,7 +99,13 @@ static void free_argv(void) {
 		free(newargv[i]);
 }
 
-int main(int argc, char *argv[])
+#ifdef IPTABLES_MULTI
+int
+iptables_restore_main(int argc, char *argv[])
+#else
+int
+main(int argc, char *argv[])
+#endif
 {
 	iptc_handle_t handle = NULL;
 	char buffer[10240];
diff --git a/iptables-save.c b/iptables-save.c
index 14314a5..d825130 100644
--- a/iptables-save.c
+++ b/iptables-save.c
@@ -321,7 +321,13 @@ static int do_output(const char *tablename)
  * :Chain name POLICY packets bytes
  * rule
  */
-int main(int argc, char *argv[])
+#ifdef IPTABLES_MULTI
+int
+iptables_save_main(int argc, char *argv[])
+#else
+int
+main(int argc, char *argv[])
+#endif
 {
 	const char *tablename = NULL;
 	int c;
diff --git a/iptables-standalone.c b/iptables-standalone.c
index 8a4c90e..244db5f 100644
--- a/iptables-standalone.c
+++ b/iptables-standalone.c
@@ -37,8 +37,13 @@
 #include <string.h>
 #include <iptables.h>
 
+#ifdef IPTABLES_MULTI
+int
+iptables_main(int argc, char *argv[])
+#else
 int
 main(int argc, char *argv[])
+#endif
 {
 	int ret;
 	char *table = "filter";
-- 
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