include/quilt.mk

   1 #
   2 # Copyright (C) 2007 OpenWrt.org
   3 #
   4 # This is free software, licensed under the GNU General Public License v2.
   5 # See /LICENSE for more information.
   6 #
   7
   8 ifeq ($(KERNEL_BUILD),1)
   9   PKG_BUILD_DIR:=$(LINUX_DIR)
  10 endif
  11
  12 define Quilt/Patch
  13         @for patch in $$$$( (cd $(1) && ls) 2>/dev/null ); do ( \
  14                 cp "$(1)/$$$$patch" $(PKG_BUILD_DIR); \
  15                 cd $(PKG_BUILD_DIR); \
  16                 quilt import -P$(2)$$$$patch -p 1 "$$$$patch"; \
  17                 quilt push -f >/dev/null 2>/dev/null; \
  18                 rm -f "$$$$patch"; \
  19         ); done
  20 endef
  21
  22 QUILT?=$(strip $(shell test -f $(PKG_BUILD_DIR)/.quilt_used && echo y))
  23 ifneq ($(QUILT),)
  24   STAMP_PREPARED:=$(strip $(STAMP_PREPARED))_q
  25   STAMP_PATCHED:=$(PKG_BUILD_DIR)/.quilt_patched
  26   CONFIG_AUTOREBUILD=
  27   PATCHES:=$(shell )
  28   define Build/Patch/Default
  29         rm -rf $(PKG_BUILD_DIR)/patches
  30         mkdir -p $(PKG_BUILD_DIR)/patches
  31         $(call Quilt/Patch,./patches,)
  32         @echo
  33         touch $(PKG_BUILD_DIR)/.quilt_used
  34   endef
  35   $(STAMP_CONFIGURED): $(STAMP_PATCHED)
  36   prepare: $(STAMP_PATCHED)
  37 else
  38   define Build/Patch/Default
  39         @if [ -d ./patches -a "$$$$(ls ./patches | wc -l)" -gt 0 ]; then \
  40                 $(PATCH) $(PKG_BUILD_DIR) ./patches; \
  41         fi
  42   endef
  43 endif
  44
  45 define Kernel/Patch/Default
  46         if [ -d $(GENERIC_PLATFORM_DIR)/files ]; then $(CP) $(GENERIC_PLATFORM_DIR)/files/* $(LINUX_DIR)/; fi
  47         if [ -d ./files ]; then $(CP) ./files/* $(LINUX_DIR)/; fi
  48         $(if $(strip $(QUILT)),$(call Quilt/Patch,$(GENERIC_PLATFORM_DIR)/patches,generic/), \
  49                 if [ -d $(GENERIC_PLATFORM_DIR)/patches ]; then $(PATCH) $(LINUX_DIR) $(GENERIC_PLATFORM_DIR)/patches; fi \
  50         )
  51         $(if $(strip $(QUILT)),$(call Quilt/Patch,./patches,platform/), \
  52                 if [ -d ./files ]; then $(CP) ./files/* $(LINUX_DIR)/; fi \
  53         )
  54         touch $(PKG_BUILD_DIR)/.quilt_used
  55 endef
  56
  57 $(STAMP_PATCHED): $(STAMP_PREPARED)
  58         @cd $(PKG_BUILD_DIR); quilt pop -a -f >/dev/null 2>/dev/null || true
  59         [ -f "$(PKG_BUILD_DIR)/patches/series" ] && cd $(PKG_BUILD_DIR); quilt push -a
  60         touch $@
  61
  62 define Quilt/RefreshDir
  63         mkdir -p $(1)
  64         -rm -f $(1)/* 2>/dev/null >/dev/null
  65         @( \
  66                 for patch in $$($(if $(2),grep "^$(2)",cat) $(PKG_BUILD_DIR)/patches/series | awk '{print $$1}'); do \
  67                         $(CP) -v "$(PKG_BUILD_DIR)/patches/$$patch" $(1); \
  68                 done; \
  69         )
  70 endef
  71
  72 define Quilt/Refresh/Package
  73         $(call Quilt/RefreshDir,./patches)
  74 endef
  75
  76 define Quilt/Refresh/Kernel
  77         @[ -z "$$(grep -v '^generic/' $(PKG_BUILD_DIR)/patches/series | grep -v '^platform/')" ] || { \
  78                 echo "All kernel patches must start with either generic/ or platform/"; \
  79                 false; \
  80         }
  81         $(call Quilt/RefreshDir,$(GENERIC_PLATFORM_DIR)/patches,generic/)
  82         $(call Quilt/RefreshDir,./patches,platform/)
  83 endef
  84
  85 refresh: $(STAMP_PREPARED)
  86         @[ -f "$(PKG_BUILD_DIR)/.quilt_used" ] || { \
  87                 echo "The source directory was not unpacked using quilt. Please rebuild with QUILT=1"; \
  88                 false; \
  89         }
  90         @[ -f "$(PKG_BUILD_DIR)/patches/series" ] || { \
  91                 echo "The source directory contains no quilt patches."; \
  92                 false; \
  93         }
  94         @[ "$$(cat $(PKG_BUILD_DIR)/patches/series | md5sum)" = "$$(sort $(PKG_BUILD_DIR)/patches/series | md5sum)" ] || { \
  95                 echo "The patches are not sorted in the right order. Please fix."; \
  96                 false; \
  97         }
  98         $(if $(KERNEL_BUILD),$(Quilt/Refresh/Kernel),$(Quilt/Refresh/Package))
  99