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 PATCH_DIR?=./patches
  12
  13 define Quilt/Patch
  14         @for patch in $$$$( (cd $(1) && ls) 2>/dev/null ); do ( \
  15                 cp "$(1)/$$$$patch" $(PKG_BUILD_DIR); \
  16                 cd $(PKG_BUILD_DIR); \
  17                 quilt import -P$(2)$$$$patch -p 1 "$$$$patch"; \
  18                 quilt push -f >/dev/null 2>/dev/null; \
  19                 rm -f "$$$$patch"; \
  20         ); done
  21 endef
  22
  23 QUILT?=$(strip $(shell test -f $(PKG_BUILD_DIR)/.quilt_used && echo y))
  24 ifneq ($(QUILT),)
  25   STAMP_PREPARED:=$(strip $(STAMP_PREPARED))_q
  26   STAMP_PATCHED:=$(PKG_BUILD_DIR)/.quilt_patched
  27   CONFIG_AUTOREBUILD=
  28   PATCHES:=$(shell )
  29   define Build/Patch/Default
  30         rm -rf $(PKG_BUILD_DIR)/patches
  31         mkdir -p $(PKG_BUILD_DIR)/patches
  32         $(call Quilt/Patch,$(PATCH_DIR),)
  33         @echo
  34         touch $(PKG_BUILD_DIR)/.quilt_used
  35   endef
  36   $(STAMP_CONFIGURED): $(STAMP_PATCHED) FORCE
  37   prepare: $(STAMP_PATCHED)
  38   quilt-check: $(STAMP_PATCHED)
  39 else
  40   define Build/Patch/Default
  41         @if [ -d $(PATCH_DIR) -a "$$$$(ls $(PATCH_DIR) | wc -l)" -gt 0 ]; then \
  42                 $(PATCH) $(PKG_BUILD_DIR) $(PATCH_DIR); \
  43         fi
  44   endef
  45 endif
  46
  47 define Kernel/Patch/Default
  48         if [ -d $(GENERIC_PLATFORM_DIR)/files ]; then $(CP) $(GENERIC_PLATFORM_DIR)/files/* $(LINUX_DIR)/; fi
  49         if [ -d ./files ]; then $(CP) ./files/* $(LINUX_DIR)/; fi
  50         $(if $(strip $(QUILT)),$(call Quilt/Patch,$(GENERIC_PATCH_DIR),generic/), \
  51                 if [ -d $(GENERIC_PATCH_DIR) ]; then $(PATCH) $(LINUX_DIR) $(GENERIC_PATCH_DIR); fi \
  52         )
  53         $(if $(strip $(QUILT)),$(call Quilt/Patch,$(PATCH_DIR),platform/), \
  54                 if [ -d $(PATCH_DIR) ]; then $(PATCH) $(LINUX_DIR) $(PATCH_DIR); fi \
  55         )
  56         $(if $(strip $(QUILT)),touch $(PKG_BUILD_DIR)/.quilt_used)
  57 endef
  58
  59 $(STAMP_PATCHED): $(STAMP_PREPARED)
  60         @cd $(PKG_BUILD_DIR); quilt pop -a -f >/dev/null 2>/dev/null || true
  61         (\
  62                 cd $(PKG_BUILD_DIR)/patches; \
  63                 find * -type f \! -name series | sort > series; \
  64         )
  65         [ -f "$(PKG_BUILD_DIR)/patches/series" ] && cd $(PKG_BUILD_DIR); quilt push -a
  66         touch $@
  67
  68 define Quilt/RefreshDir
  69         mkdir -p $(1)
  70         -rm -f $(1)/* 2>/dev/null >/dev/null
  71         @( \
  72                 for patch in $$($(if $(2),grep "^$(2)",cat) $(PKG_BUILD_DIR)/patches/series | awk '{print $$1}'); do \
  73                         $(CP) -v "$(PKG_BUILD_DIR)/patches/$$patch" $(1); \
  74                 done; \
  75         )
  76 endef
  77
  78 define Quilt/Refresh/Package
  79         $(call Quilt/RefreshDir,$(PATCH_DIR))
  80 endef
  81
  82 define Quilt/Refresh/Kernel
  83         @[ -z "$$(grep -v '^generic/' $(PKG_BUILD_DIR)/patches/series | grep -v '^platform/')" ] || { \
  84                 echo "All kernel patches must start with either generic/ or platform/"; \
  85                 false; \
  86         }
  87         $(call Quilt/RefreshDir,$(GENERIC_PATCH_DIR),generic/)
  88         $(call Quilt/RefreshDir,$(PATCH_DIR),platform/)
  89 endef
  90
  91 quilt-check: $(STAMP_PREPARED) FORCE
  92         @[ -f "$(PKG_BUILD_DIR)/.quilt_used" ] || { \
  93                 echo "The source directory was not unpacked using quilt. Please rebuild with QUILT=1"; \
  94                 false; \
  95         }
  96         @[ -f "$(PKG_BUILD_DIR)/patches/series" ] || { \
  97                 echo "The source directory contains no quilt patches."; \
  98                 false; \
  99         }
 100         @[ "$$(cat $(PKG_BUILD_DIR)/patches/series | md5sum)" = "$$(sort $(PKG_BUILD_DIR)/patches/series | md5sum)" ] || { \
 101                 echo "The patches are not sorted in the right order. Please fix."; \
 102                 false; \
 103         }
 104
 105 refresh: quilt-check
 106         @cd $(PKG_BUILD_DIR); quilt pop -a -f >/dev/null 2>/dev/null
 107         @cd $(PKG_BUILD_DIR); while quilt next 2>/dev/null >/dev/null && quilt push; do \
 108                 quilt refresh; \
 109         done; ! quilt next 2>/dev/null >/dev/null
 110         $(if $(KERNEL_BUILD),$(Quilt/Refresh/Kernel),$(Quilt/Refresh/Package))
 111
 112 update: quilt-check
 113         $(if $(KERNEL_BUILD),$(Quilt/Refresh/Kernel),$(Quilt/Refresh/Package))
 114