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