Make libpcap shared

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@476 3c298f89-4303-0410-b956-a3cf2f4a3e73

openwrt/package/libpcap/Config.in

@@ -1,6 +1,6 @@
 config BR2_PACKAGE_LIBPCAP
-	bool "libpcap"
-	default n
+	tristate "libpcap (a low-level packet capture library)"
+	default m
 	help
 	  A system-independent library for user-level network packet capture.
 

openwrt/package/libpcap/Makefile

@@ -12,6 +12,8 @@ PKG_SOURCE_FILE := $(PKG_NAME)-$(PKG_VERSION).tar.gz
 PKG_SOURCE_CAT := zcat
 PKG_SOURCE_DIR := $(PKG_NAME)-$(PKG_VERSION)
 PKG_BUILD_DIR := $(BUILD_DIR)/$(PKG_SOURCE_DIR)
+PKG_IPK := $(PACKAGE_DIR)/$(PKG_NAME)_$(PKG_VERSION)-$(PKG_RELEASE)_$(ARCH).ipk
+PKG_IPK_DIR:=$(PKG_BUILD_DIR)/ipkg
 
 $(DL_DIR)/$(PKG_SOURCE_FILE):
 	mkdir -p $(DL_DIR)
@@ -20,7 +22,7 @@ $(DL_DIR)/$(PKG_SOURCE_FILE):
 $(PKG_BUILD_DIR)/.patched: $(DL_DIR)/$(PKG_SOURCE_FILE)
 	mkdir -p $(TOOL_BUILD_DIR)
 	$(PKG_SOURCE_CAT) $(DL_DIR)/$(PKG_SOURCE_FILE) | tar -C $(BUILD_DIR) $(TAR_OPTIONS) -
-	$(PATCH) $(PKG_BUILD_DIR) . ./patches
+	$(PATCH) $(PKG_BUILD_DIR) ./patches
 	touch $(PKG_BUILD_DIR)/.patched
 
 $(PKG_BUILD_DIR)/.configured: $(PKG_BUILD_DIR)/.patched
@@ -33,29 +35,57 @@ $(PKG_BUILD_DIR)/.configured: $(PKG_BUILD_DIR)/.patched
 		--target=$(GNU_TARGET_NAME) \
 		--host=$(GNU_TARGET_NAME) \
 		--build=$(GNU_HOST_NAME) \
-		--with-build-cc=$(HOSTCC) \
-		--disable-yydebug \
+		--program-prefix="" \
+		--program-suffix="" \
 		--prefix=/usr \
+		--exec-prefix=/usr \
+		--bindir=/usr/bin \
+		--datadir=/usr/share \
+		--includedir=/usr/include \
+		--infodir=/usr/share/info \
+		--libdir=/usr/lib \
+		--libexecdir=/usr/lib \
+		--localstatedir=/var \
+		--mandir=/usr/share/man \
+		--sbindir=/usr/sbin \
+		--sysconfdir=/etc \
+		--enable-shared \
+		--enable-static \
+		--disable-yydebug \
+		--with-build-cc=$(HOSTCC) \
 		--with-pcap=linux \
 	);
 	touch $(PKG_BUILD_DIR)/.configured
 
 $(PKG_BUILD_DIR)/libpcap.a: $(PKG_BUILD_DIR)/.configured
-	$(MAKE) AR="$(TARGET_CROSS)ar" -C $(PKG_BUILD_DIR)
-
-$(STAGING_DIR)/lib/libpcap.a: $(PKG_BUILD_DIR)/libpcap.a
 	$(MAKE) -C $(PKG_BUILD_DIR) \
-		prefix=$(STAGING_DIR) \
-		exec_prefix=$(STAGING_DIR) \
-		bindir=$(STAGING_DIR)/bin \
-		datadir=$(STAGING_DIR)/share \
+		$(TARGET_CONFIGURE_OPTS) \
+		CCOPT="$(TARGET_CFLAGS)" \
+
+$(STAGING_DIR)/usr/lib/libpcap.a: $(PKG_BUILD_DIR)/libpcap.a
+	$(MAKE) -C $(PKG_BUILD_DIR) \
+		DESTDIR="$(STAGING_DIR)" \
 		install
 
+$(PKG_IPK): $(STAGING_DIR)/usr/lib/libpcap.a
+	$(SCRIPT_DIR)/make-ipkg-dir.sh $(PKG_IPK_DIR) ./ipkg/$(PKG_NAME).control $(PKG_VERSION)-$(PKG_RELEASE) $(ARCH)
+	mkdir -p $(PKG_IPK_DIR)/usr/lib
+	cp -fpR $(STAGING_DIR)/usr/lib/libpcap.so.* $(PKG_IPK_DIR)/usr/lib/
+	$(STRIP) $(PKG_IPK_DIR)/usr/lib/*
+	mkdir -p $(PACKAGE_DIR)
+	$(IPKG_BUILD) $(PKG_IPK_DIR) $(PACKAGE_DIR)
+
+$(IPKG_STATE_DIR)/info/$(PKG_NAME).list: $(PKG_IPK)
+	$(IPKG) install $(PKG_IPK)
+
 source: $(DL_DIR)/$(PKG_SOURCE_FILE)
 prepare: $(PKG_BUILD_DIR)/.patched
 compile: $(STAGING_DIR)/lib/libpcap.a
-install:
+install: $(IPKG_STATE_DIR)/info/$(PKG_NAME).list
 
 clean:
+	-$(MAKE) -C $(PKG_BUILD_DIR) \
+		DESTDIR="$(STAGING_DIR)" \
+		uninstall clean
 	rm -rf $(PKG_BUILD_DIR)
-	rm -f $(STAGING_DIR)/lib/libpcap*
+	rm -f $(PKG_IPK)

openwrt/package/libpcap/ipkg/libpcap.control

@@ -0,0 +1,8 @@
+Package: libpcap
+Priority: optional
+Section: libs
+Version: [TBDL]
+Architecture: [TBDL]
+Maintainer: Nico <nthill@free.fr>
+Source: http://nthill.free.fr/openwrt/sources/libpcap/
+Description: a low-level packet capture library

openwrt/package/libpcap/patches/100-shared-lib.patch

@@ -0,0 +1,117 @@
+--- libpcap-0.8.3-orig/Makefile.in	2003-12-15 02:42:23.000000000 +0100
++++ libpcap-0.8.3-7/Makefile.in	2005-03-08 03:38:22.000000000 +0100
+@@ -37,6 +37,15 @@
+ srcdir = @srcdir@
+ VPATH = @srcdir@
+ 
++# some defines for shared library compilation
++MAJ=0.8
++MIN=3
++VERSION=$(MAJ).$(MIN)
++LIBNAME=pcap
++LIBRARY=lib$(LIBNAME).a
++SOLIBRARY=lib$(LIBNAME).so
++SHAREDLIB=$(SOLIBRARY).$(VERSION)
++
+ #
+ # You shouldn't need to edit anything below.
+ #
+@@ -49,6 +58,7 @@
+ 
+ # Standard CFLAGS
+ CFLAGS = $(CCOPT) $(INCLS) $(DEFS)
++CFLAGS_SHARED = -shared -Wl,-soname,$(SOLIBRARY).$(MAJ)
+ 
+ INSTALL = @INSTALL@
+ INSTALL_PROGRAM = @INSTALL_PROGRAM@
+@@ -68,7 +78,11 @@
+ # problem if you don't own the file but can write to the directory.
+ .c.o:
+ 	@rm -f $@
+-	$(CC) $(CFLAGS) -c $(srcdir)/$*.c
++	$(CC) $(CFLAGS) -c -o $@ $(srcdir)/$*.c
++
++%_pic.o: %.c
++	@rm -f $@
++	$(CC) -fPIC $(CFLAGS) -c -o $@ $(srcdir)/$*.c
+ 
+ PSRC =	pcap-@V_PCAP@.c
+ FSRC =  fad-@V_FINDALLDEVS@.c
+@@ -83,6 +97,7 @@
+ # We would like to say "OBJ = $(SRC:.c=.o)" but Ultrix's make cannot
+ # hack the extra indirection
+ OBJ =	$(PSRC:.c=.o) $(FSRC:.c=.o) $(CSRC:.c=.o) $(SSRC:.c=.o) $(GENSRC:.c=.o) $(LIBOBJS)
++OBJ_PIC = $(PSRC:.c=_pic.o) $(FSRC:.c=_pic.o) $(CSRC:.c=_pic.o) $(SSRC:.c=_pic.o) $(GENSRC:.c=_pic.o)
+ HDR =	pcap.h pcap-int.h pcap-namedb.h pcap-nit.h pcap-pf.h \
+ 	ethertype.h gencode.h gnuc.h
+ GENHDR = \
+@@ -94,15 +109,22 @@
+ TAGFILES = \
+ 	$(SRC) $(HDR) $(TAGHDR)
+ 
+-CLEANFILES = $(OBJ) libpcap.a $(GENSRC) $(GENHDR) lex.yy.c
++CLEANFILES = $(OBJ) $(OBJ_PIC) libpcap.a $(GENSRC) $(GENHDR) lex.yy.c libpcap.so*
+ 
+-all: libpcap.a
++all: libpcap.a $(SHAREDLIB)
+ 
+ libpcap.a: $(OBJ)
+ 	@rm -f $@
+ 	ar rc $@ $(OBJ) $(LIBS)
+ 	$(RANLIB) $@
+ 
++$(SHAREDLIB): $(OBJ_PIC)
++	-@rm -f $@
++	-@rm -f $(SOLIBRARY) $(SOLIBRARY).$(MAJ)
++	$(CC) $(CFLAGS_SHARED) -o $(SHAREDLIB) $(OBJ_PIC) -lc
++	ln -s $(SHAREDLIB) $(SOLIBRARY).$(MAJ)
++	ln -s $(SOLIBRARY).$(MAJ) $(SOLIBRARY)
++
+ scanner.c: $(srcdir)/scanner.l
+ 	@rm -f $@
+ 	$(LEX) -t $< > $$$$.$@; mv $$$$.$@ $@
+@@ -110,6 +132,9 @@
+ scanner.o: scanner.c tokdefs.h
+ 	$(CC) $(CFLAGS) -c scanner.c
+ 
++scanner_pic.o: scanner.c tokdefs.h
++	$(CC) -fPIC $(CFLAGS) -o $@ -c scanner.c
++
+ pcap.o: version.h
+ 
+ tokdefs.h: grammar.c
+@@ -123,9 +148,17 @@
+ 	@rm -f $@
+ 	$(CC) $(CFLAGS) -Dyylval=pcap_lval -c grammar.c
+ 
++grammar_pic.o: grammar.c
++	@rm -f $@
++	$(CC) -fPIC $(CFLAGS) -Dyylval=pcap_lval -o $@ -c grammar.c 
++
+ version.o: version.c
+ 	$(CC) $(CFLAGS) -c version.c
+ 
++version_pic.o: version.c
++	$(CC) -fPIC $(CFLAGS) -c version.c -o $@
++
++
+ snprintf.o: $(srcdir)/missing/snprintf.c
+ 	$(CC) $(CFLAGS) -o $@ -c $(srcdir)/missing/snprintf.c
+ 
+@@ -151,10 +184,16 @@
+ bpf_filter.o: bpf_filter.c
+ 	$(CC) $(CFLAGS) -c bpf_filter.c
+ 
++bpf_filter_pic.o: bpf_filter.c
++	$(CC) -fPIC $(CFLAGS) -c bpf_filter.c -o $@
++
+ install:
+ 	[ -d $(DESTDIR)$(libdir) ] || \
+ 	    (mkdir -p $(DESTDIR)$(libdir); chmod 755 $(DESTDIR)$(libdir))
+ 	$(INSTALL_DATA) libpcap.a $(DESTDIR)$(libdir)/libpcap.a
++	$(INSTALL_DATA) $(SHAREDLIB) $(DESTDIR)$(libdir)/
++	ln -sf $(SHAREDLIB) $(DESTDIR)$(libdir)/$(SOLIBRARY).$(MAJ)
++	ln -sf $(SOLIBRARY).$(MAJ) $(DESTDIR)$(libdir)/$(SOLIBRARY)
+ 	$(RANLIB) $(DESTDIR)$(libdir)/libpcap.a
+ 	[ -d $(DESTDIR)$(includedir) ] || \
+ 	    (mkdir -p $(DESTDIR)$(includedir); chmod 755 $(DESTDIR)$(includedir))

openwrt/package/libpcap/patches/102-alt-ether.patch

@@ -0,0 +1,39 @@
+--- libpcap-0.8.3-orig/nametoaddr.c	2003-11-19 19:13:48.000000000 +0100
++++ libpcap-0.8.3-7/nametoaddr.c	2005-03-08 03:38:22.000000000 +0100
+@@ -333,7 +333,7 @@
+ 	e = ep = (u_char *)malloc(6);
+ 
+ 	while (*s) {
+-		if (*s == ':')
++		if (*s == ':' || *s == '.')
+ 			s += 1;
+ 		d = xdtoi(*s++);
+ 		if (isxdigit((unsigned char)*s)) {
+--- libpcap-0.8.3-orig/scanner.l	2004-03-28 23:45:33.000000000 +0200
++++ libpcap-0.8.3-7/scanner.l	2005-03-08 03:38:22.000000000 +0100
+@@ -80,6 +80,7 @@
+ N		([0-9]+|(0X|0x)[0-9A-Fa-f]+)
+ B		([0-9A-Fa-f][0-9A-Fa-f]?)
+ W		([0-9A-Fa-f][0-9A-Fa-f]?[0-9A-Fa-f]?[0-9A-Fa-f]?)
++X		[0-9A-Fa-f]
+ 
+ %a 16000
+ %o 19000
+@@ -296,7 +297,7 @@
+ {N}			{ yylval.i = stoi((char *)yytext); return NUM; }
+ ({N}\.{N})|({N}\.{N}\.{N})|({N}\.{N}\.{N}\.{N})	{
+ 			yylval.s = sdup((char *)yytext); return HID; }
+-{B}:{B}:{B}:{B}:{B}:{B} { yylval.e = pcap_ether_aton((char *)yytext);
++({B}:{B}:{B}:{B}:{B}:{B})|({B}\.{B}\.{B}\.{B}\.{B}\.{B}) { yylval.e = pcap_ether_aton((char *)yytext);
+ 			  return EID; }
+ {V6}			{
+ #ifdef INET6
+@@ -314,6 +315,8 @@
+ #endif /*INET6*/
+ 			}
+ {B}:+({B}:+)+		{ bpf_error("bogus ethernet address %s", yytext); }
++{X}{12}			{ yylval.e = pcap_ether_aton((char *)yytext); return EID;}
++
+ icmptype		{ yylval.i = 0; return NUM; }
+ icmpcode		{ yylval.i = 1; return NUM; }
+ icmp-echoreply		{ yylval.i = 0; return NUM; }