aboutsummaryrefslogtreecommitdiffstats
path: root/include/quilt.mk
diff options
context:
space:
mode:
Diffstat (limited to 'include/quilt.mk')
-rw-r--r--include/quilt.mk170
1 files changed, 170 insertions, 0 deletions
diff --git a/include/quilt.mk b/include/quilt.mk
new file mode 100644
index 0000000..3377eb1
--- /dev/null
+++ b/include/quilt.mk
@@ -0,0 +1,170 @@
+#
+# Copyright (C) 2007-2009 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+
+ifneq ($(if $(DUMP),1,$(__quilt_inc)),1)
+__quilt_inc:=1
+
+ifeq ($(TARGET_BUILD),1)
+ PKG_BUILD_DIR:=$(LINUX_DIR)
+endif
+PATCH_DIR?=./patches
+FILES_DIR?=./files
+HOST_PATCH_DIR?=$(PATCH_DIR)
+HOST_FILES_DIR?=$(FILES_DIR)
+
+ifeq ($(MAKECMDGOALS),refresh)
+ override QUILT=1
+endif
+
+QUILT_CMD:=quilt --quiltrc=-
+
+define filter_series
+sed -e s,\\\#.*,, $(1) | grep -E \[a-zA-Z0-9\]
+endef
+
+define PatchDir/Quilt
+ @mkdir -p "$(1)/patches$(if $(3),/$(patsubst %/,%,$(3)))"
+ @if [ -s "$(2)/series" ]; then \
+ mkdir -p "$(1)/patches/$(3)"; \
+ cp "$(2)/series" "$(1)/patches/$(3)"; \
+ fi
+ @for patch in $$$$( (cd "$(2)" && if [ -f series ]; then $(call filter_series,series); else ls | sort; fi; ) 2>/dev/null ); do ( \
+ cp "$(2)/$$$$patch" "$(1)/patches/$(3)"; \
+ echo "$(3)$$$$patch" >> "$(1)/patches/series"; \
+ ); done
+ $(if $(3),@echo $(3) >> "$(1)/patches/.subdirs")
+endef
+
+define PatchDir/Default
+ @if [ -d "$(2)" ] && [ "$$$$(ls $(2) | wc -l)" -gt 0 ]; then \
+ export PATCH="$(PATCH)"; \
+ if [ -s "$(2)/series" ]; then \
+ $(call filter_series,$(2)/series) | xargs -n1 \
+ $(KPATCH) "$(1)" "$(2)"; \
+ else \
+ $(KPATCH) "$(1)" "$(2)"; \
+ fi; \
+ fi
+endef
+
+define PatchDir
+$(call PatchDir/$(if $(strip $(QUILT)),Quilt,Default),$(strip $(1)),$(strip $(2)),$(strip $(3)))
+endef
+
+define HostPatchDir
+$(call PatchDir/$(if $(strip $(HOST_QUILT)),Quilt,Default),$(strip $(1)),$(strip $(2)),$(strip $(3)))
+endef
+
+ifneq ($(PKG_BUILD_DIR),)
+ QUILT?=$(if $(wildcard $(PKG_BUILD_DIR)/.quilt_used),y)
+ ifneq ($(QUILT),)
+ STAMP_CHECKED:=$(PKG_BUILD_DIR)/.quilt_checked
+ override CONFIG_AUTOREBUILD=
+ quilt-check: $(STAMP_CHECKED)
+ endif
+endif
+
+ifneq ($(HOST_BUILD_DIR),)
+ HOST_QUILT?=$(if $(findstring command,$(origin QUILT)),$(QUILT),$(if $(wildcard $(HOST_BUILD_DIR)/.quilt_used),y))
+ ifneq ($(HOST_QUILT),)
+ HOST_STAMP_CHECKED:=$(HOST_BUILD_DIR)/.quilt_checked
+ override CONFIG_AUTOREBUILD=
+ host-quilt-check: $(HOST_STAMP_CHECKED)
+ endif
+endif
+
+define Host/Patch/Default
+ $(if $(HOST_QUILT),rm -rf $(HOST_BUILD_DIR)/patches; mkdir -p $(HOST_BUILD_DIR)/patches)
+ $(call HostPatchDir,$(HOST_BUILD_DIR),$(HOST_PATCH_DIR),)
+ $(if $(HOST_QUILT),touch $(HOST_BUILD_DIR)/.quilt_used)
+endef
+
+define Build/Patch/Default
+ $(if $(QUILT),rm -rf $(PKG_BUILD_DIR)/patches; mkdir -p $(PKG_BUILD_DIR)/patches)
+ $(call PatchDir,$(PKG_BUILD_DIR),$(PATCH_DIR),)
+ $(if $(QUILT),touch $(PKG_BUILD_DIR)/.quilt_used)
+endef
+
+kernel_files=$(foreach fdir,$(GENERIC_FILES_DIR) $(FILES_DIR),$(fdir)/.)
+define Kernel/Patch/Default
+ rm -rf $(PKG_BUILD_DIR)/patches; mkdir -p $(PKG_BUILD_DIR)/patches
+ $(if $(kernel_files),$(CP) $(kernel_files) $(LINUX_DIR)/)
+ find $(LINUX_DIR)/ -name \*.rej -or -name \*.orig | $(XARGS) rm -f
+ $(call PatchDir,$(PKG_BUILD_DIR),$(GENERIC_PATCH_DIR),generic/)
+ $(call PatchDir,$(PKG_BUILD_DIR),$(PATCH_DIR),platform/)
+endef
+
+define Quilt/RefreshDir
+ mkdir -p $(2)
+ -rm -f $(2)/* 2>/dev/null >/dev/null
+ @( \
+ for patch in $$$$($(if $(3),grep "^$(3)",cat) $(1)/patches/series | awk '{print $$$$1}'); do \
+ $(CP) -v "$(1)/patches/$$$$patch" $(2); \
+ done; \
+ )
+endef
+
+define Quilt/Refresh/Host
+ $(call Quilt/RefreshDir,$(HOST_BUILD_DIR),$(PATCH_DIR))
+endef
+
+define Quilt/Refresh/Package
+ $(call Quilt/RefreshDir,$(PKG_BUILD_DIR),$(PATCH_DIR))
+endef
+
+define Quilt/Refresh/Kernel
+ @[ -z "$$(grep -v '^generic/' $(PKG_BUILD_DIR)/patches/series | grep -v '^platform/')" ] || { \
+ echo "All kernel patches must start with either generic/ or platform/"; \
+ false; \
+ }
+ $(call Quilt/RefreshDir,$(PKG_BUILD_DIR),$(GENERIC_PATCH_DIR),generic/)
+ $(call Quilt/RefreshDir,$(PKG_BUILD_DIR),$(PATCH_DIR),platform/)
+endef
+
+define Quilt/Template
+ $($(2)STAMP_CONFIGURED): $($(2)STAMP_CHECKED)
+ $(if $(NO_RECONFIGURE),$($(2)STAMP_BUILT),$($(2)STAMP_CONFIGURED)): FORCE
+ $($(2)STAMP_CHECKED): $($(2)STAMP_PREPARED)
+ if [ -s "$(1)/patches/series" ]; then \
+ (cd "$(1)"; \
+ if $(QUILT_CMD) next >/dev/null 2>&1; then \
+ $(QUILT_CMD) push -a; \
+ else \
+ $(QUILT_CMD) top >/dev/null 2>&1; \
+ fi \
+ ); \
+ fi
+ touch "$$@"
+
+ $(3)quilt-check: $($(2)STAMP_PREPARED) FORCE
+ @[ -f "$(1)/.quilt_used" ] || { \
+ echo "The source directory was not unpacked using quilt. Please rebuild with QUILT=1"; \
+ false; \
+ }
+ @[ -f "$(1)/patches/series" ] || { \
+ echo "The source directory contains no quilt patches."; \
+ false; \
+ }
+ @[ -n "$$$$(ls $(1)/patches/series)" -o "$$$$(cat $(1)/patches/series | md5sum)" = "$$(sort $(1)/patches/series | md5sum)" ] || { \
+ echo "The patches are not sorted in the right order. Please fix."; \
+ false; \
+ }
+
+ $(3)refresh: $(3)quilt-check
+ @cd "$(1)"; $(QUILT_CMD) pop -a -f >/dev/null 2>/dev/null
+ @cd "$(1)"; while $(QUILT_CMD) next 2>/dev/null >/dev/null && $(QUILT_CMD) push; do \
+ QUILT_DIFF_OPTS="-p" $(QUILT_CMD) refresh -p ab --no-index --no-timestamps; \
+ done; ! $(QUILT_CMD) next 2>/dev/null >/dev/null
+ $(Quilt/Refresh/$(4))
+
+ $(3)update: $(3)quilt-check
+ $(Quilt/Refresh/$(4))
+endef
+
+Build/Quilt=$(call Quilt/Template,$(PKG_BUILD_DIR),,,$(if $(TARGET_BUILD),Kernel,Package))
+Host/Quilt=$(call Quilt/Template,$(HOST_BUILD_DIR),HOST_,host-,Host)
+
+endif