[Buildroot] [Package] bsdiff

[Bernhard Fischer]

On Fri, Dec 15, 2006 at 12:42:49PM +0100, Thomas Lundquist wrote:
>
>Very simple but probably nice to have.
>
>
>Thomas.

Merged, thanks!
A few cosmetic comments below..

>Index: package/Config.in
>===================================================================
>--- package/Config.in	(revision 16938)
>+++ package/Config.in	(working copy)
>@@ -35,6 +35,7 @@
> source "package/bison/Config.in"
> source "package/boa/Config.in"
> source "package/bridge/Config.in"
>+source "package/bsdiff/Config.in"
> source "package/customize/Config.in"
> source "package/dhcp/Config.in"
> source "package/dialog/Config.in"
>Index: package/bsdiff/bsdiff.mk
>===================================================================
>--- package/bsdiff/bsdiff.mk	(revision 0)
>+++ package/bsdiff/bsdiff.mk	(revision 0)
>@@ -0,0 +1,52 @@
>+#############################################################
>+#
>+# bsdiff
>+#
>+#############################################################
>+BSDIFF_VERSION:=4.3
>+BSDIFF_SOURCE:=bsdiff-$(BSDIFF_VERSION).tar.gz
>+BSDIFF_SITE:=http://www.daemonology.net/bsdiff
>+BSDIFF_DIR:=$(BUILD_DIR)/bsdiff-$(BSDIFF_VERSION)
>+BSDIFF_BINARY:=bsdiff
>+BSDIFF_TARGET_BINARY:=usr/bin/bsdiff
>+BSDIFF_ZCAT=$(ZCAT)
>+
>+$(DL_DIR)/$(BSDIFF_SOURCE):
>+	$(WGET) -P $(DL_DIR) $(BSDIFF_SITE)/$(BSDIFF_SOURCE)
>+
>+$(BSDIFF_DIR)/.source: $(DL_DIR)/$(BSDIFF_SOURCE)
>+	$(BSDIFF_ZCAT) $(DL_DIR)/$(BSDIFF_SOURCE) | tar -C $(BUILD_DIR) $(TAR_OPTIONS) -
>+	touch $(BSDIFF_DIR)/.source
>+
>+$(BSDIFF_DIR)/$(BSDIFF_BINARY): $(BSDIFF_DIR)/.source
>+	(cd $(BSDIFF_DIR) ; \
>+		$(TARGET_CONFIGURE_OPTS) \
>+		$(TARGET_CC) -L $(STAGING_DIR)/lib -lbz2 $(TARGET_CFLAGS) bsdiff.c -o bsdiff)
>+	(cd $(BSDIFF_DIR) ; \
>+		$(TARGET_CONFIGURE_OPTS) \
>+		$(TARGET_CC) -L $(STAGING_DIR)/lib -lbz2 $(TARGET_CFLAGS) bspatch.c -o bspatch)

Here you spawned two shells where one would have been enough. Fixed.
>+
>+$(TARGET_DIR)/$(BSDIFF_TARGET_BINARY): $(BSDIFF_DIR)/$(BSDIFF_BINARY)
>+	# Copying is the trick here.
>+	cp -a $(BSDIFF_DIR)/bsdiff $(TARGET_DIR)/usr/bin/.
>+	cp -a $(BSDIFF_DIR)/bspatch $(TARGET_DIR)/usr/bin/.

The folks that were here before me usually said 'cp -dpf'. I changed
these two -a accordingly.
>+
>+bsdiff: uclibc bzip2 $(TARGET_DIR)/$(BSDIFF_TARGET_BINARY)
>+
>+bsdiff-source: $(DL_DIR)/$(BSDIFF_SOURCE)
>+
>+bsdiff-clean:
>+	-rm $(TARGET_DIR)/usr/bin/bsdiff
>+	-rm $(TARGET_DIR)/usr/bin/bspatch

You didn't rm the binaries in the builddir but should have done this,
too. Fixed.
[snip]
>Index: package/bsdiff/Config.in
>===================================================================
>--- package/bsdiff/Config.in	(revision 0)
>+++ package/bsdiff/Config.in	(revision 0)
>@@ -0,0 +1,8 @@
>+config BR2_PACKAGE_BSDIFF
>+	bool "bsdiff"
>+	default n
>+	select BR2_PACKAGE_BZIP2
>+	help
>+	  Binary patch/diff. Selects bzip2

I changed the wording to be a little bit more verbose, fwiw.
>+
>+	  http://www.daemonology.net/bsdiff/