include/quilt.mk

   1 #
   2 # Copyright (C) 2007-2009 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:=$(LINUX_DIR)
  13 endif
  14 PATCH_DIR?=./patches
  15 FILES_DIR?=./files
  16
  17 ifeq ($(MAKECMDGOALS),refresh)
  18   override QUILT=1
  19 endif
  20
  21 QUILT_CMD:=quilt --quiltrc=-
  22
  23 define filter_series
  24 sed -e s,\\\#.*,, $(1) | grep -E \[a-zA-Z0-9\]
  25 endef
  26
  27 define PatchDir/Quilt
  28         @if [ -s "$(2)/series" ]; then \
  29                 mkdir -p "$(1)/patches/$(3)"; \
  30                 cp "$(2)/series" "$(1)/patches/$(3)"; \
  31         fi
  32         @for patch in $$$$( (cd "$(2)" && if [ -f series ]; then $(call filter_series,series); else ls; fi; ) 2>/dev/null ); do ( \
  33                 cp "$(2)/$$$$patch" "$(1)"; \
  34                 cd "$(1)"; \
  35                 $(QUILT_CMD) import -P$(3)$$$$patch -p 1 "$$$$patch"; \
  36                 $(QUILT_CMD) push -f >/dev/null 2>/dev/null; \
  37                 rm -f "$$$$patch"; \
  38         ); done
  39         $(if $(3),@echo $(3) >> "$(1)/patches/.subdirs")
  40 endef
  41
  42 define PatchDir/Default
  43         @if [ -d "$(2)" -a "$$$$(ls $(2) | wc -l)" -gt 0 ]; then \
  44                 if [ -s "$(2)/series" ]; then \
  45                         $(call filter_series,$(2)/series) | xargs -n1 \
  46                                 $(PATCH) "$(1)" "$(2)"; \
  47                 else \
  48                         $(PATCH) "$(1)" "$(2)"; \
  49                 fi; \
  50         fi
  51 endef
  52
  53 define PatchDir
  54 $(call PatchDir/$(if $(strip $(QUILT)),Quilt,Default),$(strip $(1)),$(strip $(2)),$(strip $(3)))
  55 endef
  56
  57 ifneq ($(PKG_BUILD_DIR),)
  58   QUILT?=$(strip $(shell test -f $(PKG_BUILD_DIR)/.quilt_used && echo y))
  59   ifneq ($(QUILT),)
  60     STAMP_PATCHED:=$(PKG_BUILD_DIR)/.quilt_patched
  61     STAMP_CHECKED:=$(PKG_BUILD_DIR)/.quilt_checked
  62     override CONFIG_AUTOREBUILD=
  63     prepare: $(STAMP_PATCHED)
  64     quilt-check: $(STAMP_CHECKED)
  65   endif
  66 endif
  67
  68 ifneq ($(HOST_BUILD_DIR),)
  69   HOST_QUILT?=$(strip $(shell test -f $(if $(PKG_BUILD_DIR),$(PKG_BUILD_DIR),$(HOST_BUILD_DIR))/.quilt_used && echo y))
  70   ifneq ($(HOST_QUILT),)
  71     HOST_STAMP_PATCHED:=$(HOST_BUILD_DIR)/.quilt_patched
  72     HOST_STAMP_CHECKED:=$(HOST_BUILD_DIR)/.quilt_checked
  73     override CONFIG_AUTOREBUILD=
  74     host-prepare: $(HOST_STAMP_PATCHED)
  75     host-quilt-check: $(HOST_STAMP_CHECKED)
  76   endif
  77 endif
  78
  79 define Host/Patch/Default
  80         $(if $(QUILT),rm -rf $(HOST_BUILD_DIR)/patches; mkdir -p $(HOST_BUILD_DIR)/patches)
  81         $(call PatchDir,$(HOST_BUILD_DIR),$(PATCH_DIR),)
  82         $(if $(QUILT),touch $(HOST_BUILD_DIR)/.quilt_used)
  83 endef
  84
  85 define Build/Patch/Default
  86         $(if $(QUILT),rm -rf $(PKG_BUILD_DIR)/patches; mkdir -p $(PKG_BUILD_DIR)/patches)
  87         $(call PatchDir,$(PKG_BUILD_DIR),$(PATCH_DIR),)
  88         $(if $(QUILT),touch $(PKG_BUILD_DIR)/.quilt_used)
  89 endef
  90
  91 kernel_files=$(foreach fdir,$(GENERIC_FILES_DIR) $(FILES_DIR),$(fdir)/.)
  92 define Kernel/Patch/Default
  93         rm -rf $(PKG_BUILD_DIR)/patches; mkdir -p $(PKG_BUILD_DIR)/patches
  94         $(if $(kernel_files),$(CP) $(kernel_files) $(LINUX_DIR)/)
  95         find $(LINUX_DIR)/ -name \*.rej -or -name \*.orig | $(XARGS) rm -f
  96         $(call PatchDir,$(PKG_BUILD_DIR),$(GENERIC_PATCH_DIR),generic/)
  97         $(call PatchDir,$(PKG_BUILD_DIR),$(PATCH_DIR),platform/)
  98 endef
  99
 100 define Quilt/RefreshDir
 101         mkdir -p $(2)
 102         -rm -f $(2)/* 2>/dev/null >/dev/null
 103         @( \
 104                 for patch in $$$$($(if $(3),grep "^$(3)",cat) $(PKG_BUILD_DIR)/patches/series | awk '{print $$$$1}'); do \
 105                         $(CP) -v "$(PKG_BUILD_DIR)/patches/$$$$patch" $(2); \
 106                 done; \
 107         )
 108 endef
 109
 110 define Quilt/Refresh/Host
 111         $(call Quilt/RefreshDir,$(HOST_BUILD_DIR),$(PATCH_DIR))
 112 endef
 113
 114 define Quilt/Refresh/Package
 115         $(call Quilt/RefreshDir,$(PKG_BUILD_DIR),$(PATCH_DIR))
 116 endef
 117
 118 define Quilt/Refresh/Kernel
 119         @[ -z "$$(grep -v '^generic/' $(PKG_BUILD_DIR)/patches/series | grep -v '^platform/')" ] || { \
 120                 echo "All kernel patches must start with either generic/ or platform/"; \
 121                 false; \
 122         }
 123         $(call Quilt/RefreshDir,$(PKG_BUILD_DIR),$(GENERIC_PATCH_DIR),generic/)
 124         $(call Quilt/RefreshDir,$(PKG_BUILD_DIR),$(PATCH_DIR),platform/)
 125 endef
 126
 127 define Quilt/Template
 128   $($(2)STAMP_PATCHED): $($(2)STAMP_PREPARED)
 129         @( \
 130                 cd $(1)/patches; \
 131                 $(QUILT_CMD) pop -a -f >/dev/null 2>/dev/null; \
 132                 if [ -s ".subdirs" ]; then \
 133                         rm -f series; \
 134                         for file in $$$$(cat .subdirs); do \
 135                                 if [ -f $$$$file/series ]; then \
 136                                         echo "Converting $$file/series"; \
 137                                         $$(call filter_series,$$$$file/series) | awk -v file="$$$$file/" '$$$$0 !~ /^#/ { print file $$$$0 }' | sed -e s,//,/,g >> series; \
 138                                 else \
 139                                         echo "Sorting patches in $$$$file"; \
 140                                         find $$$$file/* -type f \! -name series | sed -e s,//,/,g | sort >> series; \
 141                                 fi; \
 142                         done; \
 143                 else \
 144                         find * -type f \! -name series | sort > series; \
 145                 fi; \
 146         )
 147         touch "$$@"
 148
 149   $($(2)STAMP_CONFIGURED): $($(2)STAMP_CHECKED) FORCE
 150   $($(2)STAMP_CHECKED): $($(2)STAMP_PATCHED)
 151         if [ -s "$(1)/patches/series" ]; then \
 152                 (cd "$(1)"; \
 153                         if $(QUILT_CMD) next >/dev/null 2>&1; then \
 154                                 $(QUILT_CMD) push -a; \
 155                         else \
 156                                 $(QUILT_CMD) top >/dev/null 2>&1; \
 157                         fi \
 158                 ); \
 159         fi
 160         touch "$$@"
 161
 162   $(3)quilt-check: $($(2)STAMP_PREPARED) FORCE
 163         @[ -f "$(1)/.quilt_used" ] || { \
 164                 echo "The source directory was not unpacked using quilt. Please rebuild with QUILT=1"; \
 165                 false; \
 166         }
 167         @[ -f "$(1)/patches/series" ] || { \
 168                 echo "The source directory contains no quilt patches."; \
 169                 false; \
 170         }
 171         @[ -n "$$$$(ls $(1)/patches/series)" -o "$$$$(cat $(1)/patches/series | md5sum)" = "$$(sort $(1)/patches/series | md5sum)" ] || { \
 172                 echo "The patches are not sorted in the right order. Please fix."; \
 173                 false; \
 174         }
 175
 176   $(3)refresh: $(3)quilt-check
 177         @cd "$(1)"; $(QUILT_CMD) pop -a -f >/dev/null 2>/dev/null
 178         @cd "$(1)"; while $(QUILT_CMD) next 2>/dev/null >/dev/null && $(QUILT_CMD) push; do \
 179                 QUILT_DIFF_OPTS="-p" $(QUILT_CMD) refresh -p ab --no-index --no-timestamps; \
 180         done; ! $(QUILT_CMD) next 2>/dev/null >/dev/null
 181         $(Quilt/Refresh/$(4))
 182
 183   $(3)update: $(3)quilt-check
 184         $(Quilt/Refresh/$(4))
 185 endef
 186
 187 Build/Quilt=$(call Quilt/Template,$(PKG_BUILD_DIR),,,$(if $(TARGET_BUILD),Kernel,Package))
 188 Host/Quilt=$(call Quilt/Template,$(HOST_BUILD_DIR),HOST_,host-,Host)
 189
 190 endif