#############################################################
#
# ltrace
#
#############################################################
LTRACE_VERSION=0.4
LTRACE_SOURCE=ltrace_$(LTRACE_VERSION).orig.tar.gz
#LTRACE_PATCH=ltrace_$(LTRACE_VERSION)-1.diff.gz
LTRACE_SITE=http://ftp.debian.org/debian/pool/main/l/ltrace
LTRACE_DIR=$(BUILD_DIR)/ltrace-$(LTRACE_VERSION)
LTRACE_BINARY=ltrace
LTRACE_TARGET_BINARY=usr/bin/ltrace

LTRACE_ARCH:=$(KERNEL_ARCH)
ifeq ("$(strip $(ARCH))","armeb")
LTRACE_ARCH:=arm
endif

$(DL_DIR)/$(LTRACE_SOURCE):
	$(WGET) -P $(DL_DIR) $(LTRACE_SITE)/$(LTRACE_SOURCE)

ifneq ($(LTRACE_PATCH),)
LTRACE_SOURCE2:=$(DL_DIR)/$(LTRACE_PATCH)
$(LTRACE_SOURCE2):
	$(WGET) -P $(DL_DIR) $(LTRACE_SITE)/$(LTRACE_PATCH)

else
LTRACE_SOURCE2:=
endif

$(LTRACE_DIR)/.patched: $(DL_DIR)/$(LTRACE_SOURCE) $(LTRACE_SOURCE2)
	$(ZCAT) $(DL_DIR)/$(LTRACE_SOURCE) | tar -C $(BUILD_DIR) $(TAR_OPTIONS) -
ifneq ($(LTRACE_PATCH),)
	$(ZCAT) $(LTRACE_SOURCE2) | patch -p1 -d $(LTRACE_DIR)
endif
	toolchain/patch-kernel.sh $(LTRACE_DIR) package/ltrace ltrace\*.patch
	$(CONFIG_UPDATE) $(@D)
	chmod +x $(LTRACE_DIR)/configure
	touch $@

$(LTRACE_DIR)/.configured: $(LTRACE_DIR)/.patched
	(cd $(LTRACE_DIR); rm -rf config.cache ; \
		$(TARGET_CONFIGURE_OPTS) \
		$(TARGET_CONFIGURE_ARGS) \
		./configure \
		--target=$(GNU_TARGET_NAME) \
		--host=$(GNU_TARGET_NAME) \
		--build=$(GNU_HOST_NAME) \
		--prefix=/usr \
		--sysconfdir=/etc \
		$(DISABLE_LARGEFILE) \
	);
	touch $@

$(LTRACE_DIR)/$(LTRACE_BINARY): $(LTRACE_DIR)/.configured
	$(MAKE) CC=$(TARGET_CC) LD=$(TARGET_CROSS)ld ARCH=$(LTRACE_ARCH) \
		-C $(LTRACE_DIR)

$(TARGET_DIR)/$(LTRACE_TARGET_BINARY): $(LTRACE_DIR)/$(LTRACE_BINARY)
	$(MAKE) DESTDIR=$(TARGET_DIR) ARCH=$(LTRACE_ARCH) \
		-C $(LTRACE_DIR) install
	rm -Rf $(TARGET_DIR)/usr/man

ltrace: uclibc libelf $(TARGET_DIR)/$(LTRACE_TARGET_BINARY)

ltrace-source: $(DL_DIR)/$(LTRACE_SOURCE) $(LTRACE_SOURCE2)

ltrace-clean:
	$(MAKE) prefix=$(TARGET_DIR)/usr -C $(LTRACE_DIR) uninstall
	-$(MAKE) -C $(LTRACE_DIR) clean

ltrace-dirclean:
	rm -rf $(LTRACE_DIR)

#############################################################
#
# Toplevel Makefile options
#
#############################################################
ifeq ($(strip $(BR2_PACKAGE_LTRACE)),y)
TARGETS+=ltrace
endif