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 ifneq ($(__quilt_inc),1)
   9 __quilt_inc:=1
  10
  11 ifeq ($(TARGET_BUILD),1)
  12   PKG_BUILD_DIR:=$(LINUX_DIR)
  13 endif
  14 PATCH_DIR?=./patches
  15
  16 ifeq ($(MAKECMDGOALS),refresh)
  17   override QUILT=1
  18 endif
  19
  20 define Quilt/Patch
  21         @for patch in $$$$( (cd $(1) && if [ -f series ]; then grep -v '^#' series; else ls; fi; ) 2>/dev/null ); do ( \
  22                 cp "$(1)/$$$$patch" $(PKG_BUILD_DIR); \
  23                 cd $(PKG_BUILD_DIR); \
  24                 quilt import -P$(2)$$$$patch -p 1 "$$$$patch"; \
  25                 quilt push -f >/dev/null 2>/dev/null; \
  26                 rm -f "$$$$patch"; \
  27         ); done
  28 endef
  29
  30 QUILT?=$(strip $(shell test -f $(PKG_BUILD_DIR)/.quilt_used && echo y))
  31 ifneq ($(QUILT),)
  32   STAMP_PATCHED:=$(PKG_BUILD_DIR)/.quilt_patched
  33   override CONFIG_AUTOREBUILD=
  34   define Build/Patch/Default
  35         rm -rf $(PKG_BUILD_DIR)/patches
  36         mkdir -p $(PKG_BUILD_DIR)/patches
  37         $(call Quilt/Patch,$(PATCH_DIR),)
  38         @echo
  39         touch $(PKG_BUILD_DIR)/.quilt_used
  40   endef
  41   $(STAMP_CONFIGURED): $(STAMP_PATCHED) FORCE
  42   prepare: $(STAMP_PATCHED)
  43   quilt-check: $(STAMP_PATCHED)
  44 else
  45   define Build/Patch/Default
  46         @if [ -d $(PATCH_DIR) -a "$$$$(ls $(PATCH_DIR) | wc -l)" -gt 0 ]; then \
  47                 $(PATCH) $(PKG_BUILD_DIR) $(PATCH_DIR); \
  48         fi
  49   endef
  50 endif
  51
  52 define Kernel/Patch/Default
  53         if [ -d $(GENERIC_PLATFORM_DIR)/files ]; then $(CP) $(GENERIC_PLATFORM_DIR)/files/* $(LINUX_DIR)/; fi
  54         if [ -d ./files ]; then $(CP) ./files/* $(LINUX_DIR)/; fi
  55         $(if $(strip $(QUILT)),$(call Quilt/Patch,$(GENERIC_PATCH_DIR),generic/), \
  56                 if [ -d $(GENERIC_PATCH_DIR) ]; then $(PATCH) $(LINUX_DIR) $(GENERIC_PATCH_DIR); fi \
  57         )
  58         $(if $(strip $(QUILT)),$(call Quilt/Patch,$(PATCH_DIR),platform/), \
  59                 if [ -d $(PATCH_DIR) ]; then $(PATCH) $(LINUX_DIR) $(PATCH_DIR); fi \
  60         )
  61         $(if $(strip $(QUILT)),touch $(PKG_BUILD_DIR)/.quilt_used)
  62 endef
  63
  64 ifeq ($(TARGET_BUILD),1)
  65 $(STAMP_PATCHED): $(STAMP_PREPARED)
  66         @cd $(PKG_BUILD_DIR); quilt pop -a -f >/dev/null 2>/dev/null || true
  67         (\
  68                 cd $(PKG_BUILD_DIR)/patches; \
  69                 rm -f series; \
  70                 for file in *; do \
  71                         if [ -f $$file/series ]; then \
  72                                 echo "Converting $$file/series"; \
  73                                 awk -v file="$$file/" '$$0 !~ /^#/ { print file $$0 }' $$file/series >> series; \
  74                         else \
  75                                 echo "Sorting patches in $$file"; \
  76                                 find $$file/* -type f \! -name series | sort >> series; \
  77                         fi; \
  78                 done; \
  79         )
  80         if [ -s "$(PKG_BUILD_DIR)/patches/series" ]; then (cd $(PKG_BUILD_DIR); quilt push -a); fi
  81         touch $@
  82 else
  83 $(STAMP_PATCHED): $(STAMP_PREPARED)
  84         @cd $(PKG_BUILD_DIR); quilt pop -a -f >/dev/null 2>/dev/null || true
  85         (\
  86                 cd $(PKG_BUILD_DIR)/patches; \
  87                 find * -type f \! -name series | sort > series; \
  88         )
  89         if [ -s "$(PKG_BUILD_DIR)/patches/series" ]; then (cd $(PKG_BUILD_DIR); quilt push -a); fi
  90         touch $@
  91 endif
  92
  93 define Quilt/RefreshDir
  94         mkdir -p $(1)
  95         -rm -f $(1)/* 2>/dev/null >/dev/null
  96         @( \
  97                 for patch in $$($(if $(2),grep "^$(2)",cat) $(PKG_BUILD_DIR)/patches/series | awk '{print $$1}'); do \
  98                         $(CP) -v "$(PKG_BUILD_DIR)/patches/$$patch" $(1); \
  99                 done; \
 100         )
 101 endef
 102
 103 define Quilt/Refresh/Package
 104         $(call Quilt/RefreshDir,$(PATCH_DIR))
 105 endef
 106
 107 define Quilt/Refresh/Kernel
 108         @[ -z "$$(grep -v '^generic/' $(PKG_BUILD_DIR)/patches/series | grep -v '^platform/')" ] || { \
 109                 echo "All kernel patches must start with either generic/ or platform/"; \
 110                 false; \
 111         }
 112         $(call Quilt/RefreshDir,$(GENERIC_PATCH_DIR),generic/)
 113         $(call Quilt/RefreshDir,$(PATCH_DIR),platform/)
 114 endef
 115
 116 quilt-check: $(STAMP_PREPARED) FORCE
 117         @[ -f "$(PKG_BUILD_DIR)/.quilt_used" ] || { \
 118                 echo "The source directory was not unpacked using quilt. Please rebuild with QUILT=1"; \
 119                 false; \
 120         }
 121         @[ -f "$(PKG_BUILD_DIR)/patches/series" ] || { \
 122                 echo "The source directory contains no quilt patches."; \
 123                 false; \
 124         }
 125         @[ "$$(cat $(PKG_BUILD_DIR)/patches/series | md5sum)" = "$$(sort $(PKG_BUILD_DIR)/patches/series | md5sum)" ] || { \
 126                 echo "The patches are not sorted in the right order. Please fix."; \
 127                 false; \
 128         }
 129
 130 refresh: quilt-check
 131         @cd $(PKG_BUILD_DIR); quilt pop -a -f >/dev/null 2>/dev/null
 132         @cd $(PKG_BUILD_DIR); while quilt next 2>/dev/null >/dev/null && quilt push; do \
 133                 quilt refresh; \
 134         done; ! quilt next 2>/dev/null >/dev/null
 135         $(if $(KERNEL_BUILD),$(Quilt/Refresh/Kernel),$(Quilt/Refresh/Package))
 136
 137 update: quilt-check
 138         $(if $(KERNEL_BUILD),$(Quilt/Refresh/Kernel),$(Quilt/Refresh/Package))
 139
 140 endif