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