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 ifneq ($(if $(DUMP),1,$(__quilt_inc)),1)
   8 __quilt_inc:=1
   9
  10 ifeq ($(TARGET_BUILD),1)
  11   PKG_BUILD_DIR:=$(LINUX_DIR)
  12 endif
  13 PATCH_DIR?=./patches
  14 FILES_DIR?=./files
  15 HOST_PATCH_DIR?=$(PATCH_DIR)
  16 HOST_FILES_DIR?=$(FILES_DIR)
  17
  18 ifeq ($(MAKECMDGOALS),refresh)
  19   override QUILT=1
  20 endif
  21
  22 QUILT_CMD:=quilt --quiltrc=-
  23
  24 define filter_series
  25 sed -e s,\\\#.*,, $(1) | grep -E \[a-zA-Z0-9\]
  26 endef
  27
  28 define PatchDir/Quilt
  29         @if [ -s "$(2)/series" ]; then \
  30                 mkdir -p "$(1)/patches/$(3)"; \
  31                 cp "$(2)/series" "$(1)/patches/$(3)"; \
  32         fi
  33         @for patch in $$$$( (cd "$(2)" && if [ -f series ]; then $(call filter_series,series); else ls; fi; ) 2>/dev/null ); do ( \
  34                 cp "$(2)/$$$$patch" "$(1)"; \
  35                 cd "$(1)"; \
  36                 $(QUILT_CMD) import -P$(3)$$$$patch -p 1 "$$$$patch"; \
  37                 $(QUILT_CMD) push -f >/dev/null 2>/dev/null; \
  38                 rm -f "$$$$patch"; \
  39         ); done
  40         $(if $(3),@echo $(3) >> "$(1)/patches/.subdirs")
  41 endef
  42
  43 define PatchDir/Default
  44         @if [ -d "$(2)" -a "$$$$(ls $(2) | wc -l)" -gt 0 ]; then \
  45                 if [ -s "$(2)/series" ]; then \
  46                         $(call filter_series,$(2)/series) | xargs -n1 \
  47                                 $(PATCH) "$(1)" "$(2)"; \
  48                 else \
  49                         $(PATCH) "$(1)" "$(2)"; \
  50                 fi; \
  51         fi
  52 endef
  53
  54 define PatchDir
  55 $(call PatchDir/$(if $(strip $(QUILT)),Quilt,Default),$(strip $(1)),$(strip $(2)),$(strip $(3)))
  56 endef
  57
  58 define HostPatchDir
  59 $(call PatchDir/$(if $(strip $(HOST_QUILT)),Quilt,Default),$(strip $(1)),$(strip $(2)),$(strip $(3)))
  60 endef
  61
  62 ifneq ($(PKG_BUILD_DIR),)
  63   QUILT?=$(if $(wildcard $(PKG_BUILD_DIR)/.quilt_used),y)
  64   ifneq ($(QUILT),)
  65     STAMP_PATCHED:=$(PKG_BUILD_DIR)/.quilt_patched
  66     STAMP_CHECKED:=$(PKG_BUILD_DIR)/.quilt_checked
  67     override CONFIG_AUTOREBUILD=
  68     prepare: $(STAMP_PATCHED)
  69     quilt-check: $(STAMP_CHECKED)
  70   endif
  71 endif
  72
  73 ifneq ($(HOST_BUILD_DIR),)
  74   HOST_QUILT?=$(if $(findstring command,$(origin $(QUILT))),$(QUILT),$(if $(wildcard $(HOST_BUILD_DIR)/.quilt_used),y))
  75   ifneq ($(HOST_QUILT),)
  76     HOST_STAMP_PATCHED:=$(HOST_BUILD_DIR)/.quilt_patched
  77     HOST_STAMP_CHECKED:=$(HOST_BUILD_DIR)/.quilt_checked
  78     override CONFIG_AUTOREBUILD=
  79     host-prepare: $(HOST_STAMP_PATCHED)
  80     host-quilt-check: $(HOST_STAMP_CHECKED)
  81   endif
  82 endif
  83
  84 define Host/Patch/Default
  85         $(if $(HOST_QUILT),rm -rf $(HOST_BUILD_DIR)/patches; mkdir -p $(HOST_BUILD_DIR)/patches)
  86         $(call HostPatchDir,$(HOST_BUILD_DIR),$(HOST_PATCH_DIR),)
  87         $(if $(HOST_QUILT),touch $(HOST_BUILD_DIR)/.quilt_used)
  88 endef
  89
  90 define Build/Patch/Default
  91         $(if $(QUILT),rm -rf $(PKG_BUILD_DIR)/patches; mkdir -p $(PKG_BUILD_DIR)/patches)
  92         $(call PatchDir,$(PKG_BUILD_DIR),$(PATCH_DIR),)
  93         $(if $(QUILT),touch $(PKG_BUILD_DIR)/.quilt_used)
  94 endef
  95
  96 kernel_files=$(foreach fdir,$(GENERIC_FILES_DIR) $(FILES_DIR),$(fdir)/.)
  97 define Kernel/Patch/Default
  98         rm -rf $(PKG_BUILD_DIR)/patches; mkdir -p $(PKG_BUILD_DIR)/patches
  99         $(if $(kernel_files),$(CP) $(kernel_files) $(LINUX_DIR)/)
 100         find $(LINUX_DIR)/ -name \*.rej -or -name \*.orig | $(XARGS) rm -f
 101         $(call PatchDir,$(PKG_BUILD_DIR),$(GENERIC_PATCH_DIR),generic/)
 102         $(call PatchDir,$(PKG_BUILD_DIR),$(PATCH_DIR),platform/)
 103 endef
 104
 105 define Quilt/RefreshDir
 106         mkdir -p $(2)
 107         -rm -f $(2)/* 2>/dev/null >/dev/null
 108         @( \
 109                 for patch in $$$$($(if $(3),grep "^$(3)",cat) $(PKG_BUILD_DIR)/patches/series | awk '{print $$$$1}'); do \
 110                         $(CP) -v "$(PKG_BUILD_DIR)/patches/$$$$patch" $(2); \
 111                 done; \
 112         )
 113 endef
 114
 115 define Quilt/Refresh/Host
 116         $(call Quilt/RefreshDir,$(HOST_BUILD_DIR),$(PATCH_DIR))
 117 endef
 118
 119 define Quilt/Refresh/Package
 120         $(call Quilt/RefreshDir,$(PKG_BUILD_DIR),$(PATCH_DIR))
 121 endef
 122
 123 define Quilt/Refresh/Kernel
 124         @[ -z "$$(grep -v '^generic/' $(PKG_BUILD_DIR)/patches/series | grep -v '^platform/')" ] || { \
 125                 echo "All kernel patches must start with either generic/ or platform/"; \
 126                 false; \
 127         }
 128         $(call Quilt/RefreshDir,$(PKG_BUILD_DIR),$(GENERIC_PATCH_DIR),generic/)
 129         $(call Quilt/RefreshDir,$(PKG_BUILD_DIR),$(PATCH_DIR),platform/)
 130 endef
 131
 132 define Quilt/Template
 133   $($(2)STAMP_PATCHED): $($(2)STAMP_PREPARED)
 134         @( \
 135                 cd $(1)/patches; \
 136                 $(QUILT_CMD) pop -a -f >/dev/null 2>/dev/null; \
 137                 if [ -s ".subdirs" ]; then \
 138                         rm -f series; \
 139                         for file in $$$$(cat .subdirs); do \
 140                                 if [ -f $$$$file/series ]; then \
 141                                         echo "Converting $$file/series"; \
 142                                         $$(call filter_series,$$$$file/series) | awk -v file="$$$$file/" '$$$$0 !~ /^#/ { print file $$$$0 }' | sed -e s,//,/,g >> series; \
 143                                 else \
 144                                         echo "Sorting patches in $$$$file"; \
 145                                         find $$$$file/* -type f \! -name series | sed -e s,//,/,g | sort >> series; \
 146                                 fi; \
 147                         done; \
 148                 else \
 149                         find * -type f \! -name series | sort > series; \
 150                 fi; \
 151         )
 152         touch "$$@"
 153
 154   $($(2)STAMP_CONFIGURED): $($(2)STAMP_CHECKED) FORCE
 155   $($(2)STAMP_CHECKED): $($(2)STAMP_PATCHED)
 156         if [ -s "$(1)/patches/series" ]; then \
 157                 (cd "$(1)"; \
 158                         if $(QUILT_CMD) next >/dev/null 2>&1; then \
 159                                 $(QUILT_CMD) push -a; \
 160                         else \
 161                                 $(QUILT_CMD) top >/dev/null 2>&1; \
 162                         fi \
 163                 ); \
 164         fi
 165         touch "$$@"
 166
 167   $(3)quilt-check: $($(2)STAMP_PREPARED) FORCE
 168         @[ -f "$(1)/.quilt_used" ] || { \
 169                 echo "The source directory was not unpacked using quilt. Please rebuild with QUILT=1"; \
 170                 false; \
 171         }
 172         @[ -f "$(1)/patches/series" ] || { \
 173                 echo "The source directory contains no quilt patches."; \
 174                 false; \
 175         }
 176         @[ -n "$$$$(ls $(1)/patches/series)" -o "$$$$(cat $(1)/patches/series | md5sum)" = "$$(sort $(1)/patches/series | md5sum)" ] || { \
 177                 echo "The patches are not sorted in the right order. Please fix."; \
 178                 false; \
 179         }
 180
 181   $(3)refresh: $(3)quilt-check
 182         @cd "$(1)"; $(QUILT_CMD) pop -a -f >/dev/null 2>/dev/null
 183         @cd "$(1)"; while $(QUILT_CMD) next 2>/dev/null >/dev/null && $(QUILT_CMD) push; do \
 184                 QUILT_DIFF_OPTS="-p" $(QUILT_CMD) refresh -p ab --no-index --no-timestamps; \
 185         done; ! $(QUILT_CMD) next 2>/dev/null >/dev/null
 186         $(Quilt/Refresh/$(4))
 187
 188   $(3)update: $(3)quilt-check
 189         $(Quilt/Refresh/$(4))
 190 endef
 191
 192 Build/Quilt=$(call Quilt/Template,$(PKG_BUILD_DIR),,,$(if $(TARGET_BUILD),Kernel,Package))
 193 Host/Quilt=$(call Quilt/Template,$(HOST_BUILD_DIR),HOST_,host-,Host)
 194
 195 endif