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