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#
# Copyright (C) 2007 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
ifneq ($(__quilt_inc),1)
__quilt_inc:=1
ifeq ($(TARGET_BUILD),1)
PKG_BUILD_DIR:=$(LINUX_DIR)
endif
PATCH_DIR?=./patches
ifeq ($(MAKECMDGOALS),refresh)
override QUILT=1
endif
define PatchDir/Quilt
@if [ -s $(1)/series ]; then \
mkdir -p $(PKG_BUILD_DIR)/patches$(if $(2),/$(2)); \
cp $(1)/series $(PKG_BUILD_DIR)/patches$(if $(2),/$(2))/; \
fi
@for patch in $$$$( (cd $(1) && if [ -f series ]; then grep -v '^#' series; else ls; fi; ) 2>/dev/null ); do ( \
cp "$(1)/$$$$patch" $(PKG_BUILD_DIR); \
cd $(PKG_BUILD_DIR); \
quilt import -P$(2)$$$$patch -p 1 "$$$$patch"; \
quilt push -f >/dev/null 2>/dev/null; \
rm -f "$$$$patch"; \
); done
$(if $(2),@echo $(2) >> $(PKG_BUILD_DIR)/patches/.subdirs)
endef
define PatchDir/Default
@if [ -d "$(1)" -a "$$$$(ls $(1) | wc -l)" -gt 0 ]; then \
if [ -s "$(1)/series" ]; then \
grep -vE '^#' $(1)/series | xargs -n1 \
$(PATCH) $(PKG_BUILD_DIR) "$(1)"; \
else \
$(PATCH) $(PKG_BUILD_DIR) "$(1)"; \
fi; \
fi
endef
define PatchDir
$(call PatchDir/$(if $(strip $(QUILT)),Quilt,Default),$(strip $(1)),$(strip $(2)))
endef
QUILT?=$(strip $(shell test -f $(PKG_BUILD_DIR)/.quilt_used && echo y))
ifneq ($(QUILT),)
STAMP_PATCHED:=$(PKG_BUILD_DIR)/.quilt_patched
override CONFIG_AUTOREBUILD=
$(STAMP_CONFIGURED): $(STAMP_PATCHED) FORCE
prepare: $(STAMP_PATCHED)
quilt-check: $(STAMP_PATCHED)
endif
define Build/Patch/Default
$(if $(QUILT),rm -rf $(PKG_BUILD_DIR)/patches; mkdir -p $(PKG_BUILD_DIR)/patches)
$(call PatchDir,$(PATCH_DIR),)
endef
define Kernel/Patch/Default
$(if $(QUILT),rm -rf $(PKG_BUILD_DIR)/patches; mkdir -p $(PKG_BUILD_DIR)/patches)
if [ -d $(GENERIC_PLATFORM_DIR)/files ]; then $(CP) $(GENERIC_PLATFORM_DIR)/files/* $(LINUX_DIR)/; fi
if [ -d ./files ]; then $(CP) ./files/* $(LINUX_DIR)/; fi
$(call PatchDir,$(GENERIC_PATCH_DIR),generic/)
$(call PatchDir,$(PATCH_DIR),platform/)
endef
$(STAMP_PATCHED): $(STAMP_PREPARED)
@( \
cd $(PKG_BUILD_DIR)/patches; \
quilt pop -a -f >/dev/null 2>/dev/null; \
if [ -s ".subdirs" ]; then \
rm -f series; \
for file in $$(cat .subdirs); do \
if [ -f $$file/series ]; then \
echo "Converting $$file/series"; \
awk -v file="$$file/" '$$0 !~ /^#/ { print file $$0 }' $$file/series >> series; \
else \
echo "Sorting patches in $$file"; \
find $$file/* -type f \! -name series | sort >> series; \
fi; \
done; \
else \
find * -type f \! -name series | sort > series; \
fi; \
)
if [ -s "$(PKG_BUILD_DIR)/patches/series" ]; then (cd $(PKG_BUILD_DIR); quilt push -a); fi
touch $@
define Quilt/RefreshDir
mkdir -p $(1)
-rm -f $(1)/* 2>/dev/null >/dev/null
@( \
for patch in $$($(if $(2),grep "^$(2)",cat) $(PKG_BUILD_DIR)/patches/series | awk '{print $$1}'); do \
$(CP) -v "$(PKG_BUILD_DIR)/patches/$$patch" $(1); \
done; \
)
endef
define Quilt/Refresh/Package
$(call Quilt/RefreshDir,$(PATCH_DIR))
endef
define Quilt/Refresh/Kernel
@[ -z "$$(grep -v '^generic/' $(PKG_BUILD_DIR)/patches/series | grep -v '^platform/')" ] || { \
echo "All kernel patches must start with either generic/ or platform/"; \
false; \
}
$(call Quilt/RefreshDir,$(GENERIC_PATCH_DIR),generic/)
$(call Quilt/RefreshDir,$(PATCH_DIR),platform/)
endef
quilt-check: $(STAMP_PREPARED) FORCE
@[ -f "$(PKG_BUILD_DIR)/.quilt_used" ] || { \
echo "The source directory was not unpacked using quilt. Please rebuild with QUILT=1"; \
false; \
}
@[ -f "$(PKG_BUILD_DIR)/patches/series" ] || { \
echo "The source directory contains no quilt patches."; \
false; \
}
@[ "$$(cat $(PKG_BUILD_DIR)/patches/series | md5sum)" = "$$(sort $(PKG_BUILD_DIR)/patches/series | md5sum)" ] || { \
echo "The patches are not sorted in the right order. Please fix."; \
false; \
}
refresh: quilt-check
@cd $(PKG_BUILD_DIR); quilt pop -a -f >/dev/null 2>/dev/null
@cd $(PKG_BUILD_DIR); while quilt next 2>/dev/null >/dev/null && quilt push; do \
quilt refresh; \
done; ! quilt next 2>/dev/null >/dev/null
$(if $(KERNEL_BUILD),$(Quilt/Refresh/Kernel),$(Quilt/Refresh/Package))
update: quilt-check
$(if $(KERNEL_BUILD),$(Quilt/Refresh/Kernel),$(Quilt/Refresh/Package))
endif
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