patch for spec file of gcc 3.4.4, so that libgss library is not

automatically linked into every binary. explicitely link it into needed
packages (kismet, nmap, samba) and add dependencies. 
idea and patch from sven-ola, thx. Saves 16 kb in the default squashfs
images.



git-svn-id: svn://svn.openwrt.org/openwrt/trunk/openwrt@2817 3c298f89-4303-0410-b956-a3cf2f4a3e73

package/Config.in

@@ -183,6 +183,7 @@ source "package/libevent/Config.in"
 source "package/expat/Config.in" # libexpat
 source "package/flac/Config.in"  # libflac
 source "package/freetype/Config.in"  # libfreetype
+source "package/base-files/Config.in" # libgcc
 source "package/libgcrypt/Config.in"
 source "package/libgd/Config.in"
 source "package/libgdbm/Config.in"

package/base-files/Makefile

@@ -29,7 +29,15 @@ LIBGCC_VERSION:=${shell cat $(STAGING_DIR)/gcc_version}
 IDIR_LIBGCC:=$(PKG_BUILD_DIR)/libgcc
 IPKG_LIBGCC:=$(PACKAGE_DIR)/libgcc_$(LIBGCC_VERSION)-$(PKG_RELEASE)_$(ARCH).ipk
 
-PACKAGES:=$(IPKG_BASE) $(IPKG_UCLIBC) $(IPKG_LIBGCC)
+PACKAGES:=$(IPKG_BASE) $(IPKG_UCLIBC) 
+PACKAGES_INSTALL:=$(IPKG_BASE) $(IPKG_UCLIBC) 
+
+ifeq ($(BR2_PACKAGE_LIBGCC),y)
+PACKAGES_INSTALL+=$(IPKG_LIBGCC)
+endif
+ifeq ($(BR2_PACKAGE_LIBGCC),m)
+PACKAGES+=$(IPKG_LIBGCC)
+endif
 
 $(PKG_BUILD_DIR)/.prepared:
 	mkdir -p $(PKG_BUILD_DIR) $(PACKAGE_DIR)
@@ -88,4 +96,4 @@ prepare:
 compile-targets: $(PACKAGES)
 install-targets: compile
 	mkdir -p $(TARGET_DIR)
-	$(IPKG) install $(PACKAGES)
+	$(IPKG) install $(PACKAGES_INSTALL)

package/base-files/ipkg/uclibc.control

@@ -1,5 +1,5 @@
 Package: uclibc
 Priority: optional
 Section: net
-Depends: base-files, libgcc
+Depends: base-files
 Description: Standard C library for embedded Linux systems

package/kismet/Makefile

@@ -28,7 +28,7 @@ $(PKG_BUILD_DIR)/.configured:
 		CXXFLAGS="$(TARGET_CFLAGS) -fno-builtin -fno-rtti -nostdinc++"  \
 		CPPFLAGS="-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include -I$(LINUX_DIR)/include" \
 		LDFLAGS="-nodefaultlibs -L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib" \
-		LIBS="-luClibc++ -lc -lm" \
+		LIBS="-luClibc++ -lc -lm -lgcc" \
 		./configure \
 			--target=$(GNU_TARGET_NAME) \
 			--host=$(GNU_TARGET_NAME) \
@@ -58,7 +58,7 @@ $(PKG_BUILD_DIR)/.configured:
 
 $(PKG_BUILD_DIR)/.built:
 	$(MAKE) -C $(PKG_BUILD_DIR) \
-		LIBS="-luClibc++ -lc -lm" \
+		LIBS="-luClibc++ -lc -lm -lgcc" \
 		all
 	touch $@
 

package/kismet/ipkg/kismet.control

@@ -1,7 +1,7 @@
 Package: kismet
 Priority: optional
 Section: net
-Depends: kismet-client, kismet-server 
+Depends: libgcc, kismet-client, kismet-server 
 Description: kismet
  Kismet is an 802.11 layer2 wireless network detector,
  sniffer, and intrusion detection system. Kismet will work with any

package/nmap/Makefile

@@ -26,7 +26,7 @@ $(PKG_BUILD_DIR)/.configured:
 		CXXFLAGS="$(TARGET_CFLAGS) -fno-builtin -fno-rtti -nostdinc++" \
 		CPPFLAGS="-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include" \
 		LDFLAGS="-nodefaultlibs -L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib" \
-		LIBS="-luClibc++ -lc -lm" \
+		LIBS="-luClibc++ -lc -lm -lgcc" \
 		ac_cv_prog_CXX="$(TARGET_CXX)" \
 		./configure \
 		  --target=$(GNU_TARGET_NAME) \

package/nmap/ipkg/nmap.control

@@ -1,5 +1,5 @@
 Package: nmap
 Priority: optional
 Section: net
-Depends: libpcap, libpcre, uclibc++
+Depends: libgcc, libpcap, libpcre, uclibc++
 Description: Nmap is a free open source utility for network exploration or security auditing.

package/samba/Makefile

@@ -58,7 +58,7 @@ $(PKG_BUILD_DIR)/.built:
 		$(TARGET_CONFIGURE_OPTS) \
 		CFLAGS="$(TARGET_CFLAGS) -D_GNU_SOURCE -DNDEBUG -DSHMEM_SIZE=524288 -Dfcntl=fcntl64" \
 		CPPFLAGS="-I$(STAGING_DIR)/usr/include" \
-		LDFLAGS="-L$(STAGING_DIR)/lib -L$(STAGING_DIR)/usr/lib" \
+		LDFLAGS="-lgcc_s -L$(STAGING_DIR)/lib -L$(STAGING_DIR)/usr/lib" \
 		ac_cv_lib_cups_httpConnect=no \
 		ac_cv_sizeof_int=4 \
 		ac_cv_sizeof_long=4 \

package/samba/ipkg/samba.control

@@ -1,5 +1,5 @@
 Package: samba
 Priority: optional
 Section: net
-Depends:
+Depends: libgcc
 Description: NetBIOS/SMB file and print server

toolchain/gcc/Makefile

@@ -188,6 +188,16 @@ ifeq ($(findstring 3.3.,$(GCC_VERSION)),3.3.)
 	cp ./$(GCC_VERSION)/specs-$(ARCH)-soft-float $(STAGING_DIR)/lib/gcc-lib/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs
 endif
 endif
+# We do another ugly hack here because the standard behaviour is
+# to include a reference to libgcc.so.1 in all binaries. For flash space
+# saving, we change the specs file to link in a static libgcc here. 
+	if [ ! -f $(STAGING_DIR)/lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs ] ; then \
+		echo staging dir specs file is missing ; \
+		/bin/false ; \
+	fi;
+	if grep -q as-needed $(STAGING_DIR)/lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/specs; then \
+		patch -d $(STAGING_DIR)/lib/gcc/$(REAL_GNU_TARGET_NAME)/$(GCC_VERSION)/ -p0 < ./$(GCC_VERSION)/static-libgcc.patch.conditional ; \
+	fi;
 
 source: $(DL_DIR)/$(GCC_SOURCE)
 prepare: $(STAGING_DIR)/bin/$(REAL_GNU_TARGET_NAME)-gcc