preliminary 2.6.30 support
[openwrt/svn-archive/archive.git] / 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 @mkdir -p "$(1)/patches$(if $(3),/$(patsubst %/,%,$(3)))"
30 @if [ -s "$(2)/series" ]; then \
31 mkdir -p "$(1)/patches/$(3)"; \
32 cp "$(2)/series" "$(1)/patches/$(3)"; \
33 fi
34 @for patch in $$$$( (cd "$(2)" && if [ -f series ]; then $(call filter_series,series); else ls | sort; fi; ) 2>/dev/null ); do ( \
35 cp "$(2)/$$$$patch" "$(1)/patches/$(3)"; \
36 echo "$(3)$$$$patch" >> "$(1)/patches/series"; \
37 ); done
38 $(if $(3),@echo $(3) >> "$(1)/patches/.subdirs")
39 endef
40
41 define PatchDir/Default
42 @if [ -d "$(2)" -a "$$$$(ls $(2) | wc -l)" -gt 0 ]; then \
43 if [ -s "$(2)/series" ]; then \
44 $(call filter_series,$(2)/series) | xargs -n1 \
45 $(PATCH) "$(1)" "$(2)"; \
46 else \
47 $(PATCH) "$(1)" "$(2)"; \
48 fi; \
49 fi
50 endef
51
52 define PatchDir
53 $(call PatchDir/$(if $(strip $(QUILT)),Quilt,Default),$(strip $(1)),$(strip $(2)),$(strip $(3)))
54 endef
55
56 define HostPatchDir
57 $(call PatchDir/$(if $(strip $(HOST_QUILT)),Quilt,Default),$(strip $(1)),$(strip $(2)),$(strip $(3)))
58 endef
59
60 ifneq ($(PKG_BUILD_DIR),)
61 QUILT?=$(if $(wildcard $(PKG_BUILD_DIR)/.quilt_used),y)
62 ifneq ($(QUILT),)
63 STAMP_CHECKED:=$(PKG_BUILD_DIR)/.quilt_checked
64 override CONFIG_AUTOREBUILD=
65 quilt-check: $(STAMP_CHECKED)
66 endif
67 endif
68
69 ifneq ($(HOST_BUILD_DIR),)
70 HOST_QUILT?=$(if $(findstring command,$(origin QUILT)),$(QUILT),$(if $(wildcard $(HOST_BUILD_DIR)/.quilt_used),y))
71 ifneq ($(HOST_QUILT),)
72 HOST_STAMP_CHECKED:=$(HOST_BUILD_DIR)/.quilt_checked
73 override CONFIG_AUTOREBUILD=
74 host-quilt-check: $(HOST_STAMP_CHECKED)
75 endif
76 endif
77
78 define Host/Patch/Default
79 $(if $(HOST_QUILT),rm -rf $(HOST_BUILD_DIR)/patches; mkdir -p $(HOST_BUILD_DIR)/patches)
80 $(call HostPatchDir,$(HOST_BUILD_DIR),$(HOST_PATCH_DIR),)
81 $(if $(HOST_QUILT),touch $(HOST_BUILD_DIR)/.quilt_used)
82 endef
83
84 define Build/Patch/Default
85 $(if $(QUILT),rm -rf $(PKG_BUILD_DIR)/patches; mkdir -p $(PKG_BUILD_DIR)/patches)
86 $(call PatchDir,$(PKG_BUILD_DIR),$(PATCH_DIR),)
87 $(if $(QUILT),touch $(PKG_BUILD_DIR)/.quilt_used)
88 endef
89
90 kernel_files=$(foreach fdir,$(GENERIC_FILES_DIR) $(FILES_DIR),$(fdir)/.)
91 define Kernel/Patch/Default
92 rm -rf $(PKG_BUILD_DIR)/patches; mkdir -p $(PKG_BUILD_DIR)/patches
93 $(if $(kernel_files),$(CP) $(kernel_files) $(LINUX_DIR)/)
94 find $(LINUX_DIR)/ -name \*.rej -or -name \*.orig | $(XARGS) rm -f
95 $(call PatchDir,$(PKG_BUILD_DIR),$(GENERIC_PATCH_DIR),generic/)
96 $(call PatchDir,$(PKG_BUILD_DIR),$(PATCH_DIR),platform/)
97 endef
98
99 define Quilt/RefreshDir
100 mkdir -p $(2)
101 -rm -f $(2)/* 2>/dev/null >/dev/null
102 @( \
103 for patch in $$$$($(if $(3),grep "^$(3)",cat) $(1)/patches/series | awk '{print $$$$1}'); do \
104 $(CP) -v "$(1)/patches/$$$$patch" $(2); \
105 done; \
106 )
107 endef
108
109 define Quilt/Refresh/Host
110 $(call Quilt/RefreshDir,$(HOST_BUILD_DIR),$(PATCH_DIR))
111 endef
112
113 define Quilt/Refresh/Package
114 $(call Quilt/RefreshDir,$(PKG_BUILD_DIR),$(PATCH_DIR))
115 endef
116
117 define Quilt/Refresh/Kernel
118 @[ -z "$$(grep -v '^generic/' $(PKG_BUILD_DIR)/patches/series | grep -v '^platform/')" ] || { \
119 echo "All kernel patches must start with either generic/ or platform/"; \
120 false; \
121 }
122 $(call Quilt/RefreshDir,$(PKG_BUILD_DIR),$(GENERIC_PATCH_DIR),generic/)
123 $(call Quilt/RefreshDir,$(PKG_BUILD_DIR),$(PATCH_DIR),platform/)
124 endef
125
126 define Quilt/Template
127 $($(2)STAMP_CONFIGURED): $($(2)STAMP_CHECKED) FORCE
128 $($(2)STAMP_CHECKED): $($(2)STAMP_PREPARED)
129 if [ -s "$(1)/patches/series" ]; then \
130 (cd "$(1)"; \
131 if $(QUILT_CMD) next >/dev/null 2>&1; then \
132 $(QUILT_CMD) push -a; \
133 else \
134 $(QUILT_CMD) top >/dev/null 2>&1; \
135 fi \
136 ); \
137 fi
138 touch "$$@"
139
140 $(3)quilt-check: $($(2)STAMP_PREPARED) FORCE
141 @[ -f "$(1)/.quilt_used" ] || { \
142 echo "The source directory was not unpacked using quilt. Please rebuild with QUILT=1"; \
143 false; \
144 }
145 @[ -f "$(1)/patches/series" ] || { \
146 echo "The source directory contains no quilt patches."; \
147 false; \
148 }
149 @[ -n "$$$$(ls $(1)/patches/series)" -o "$$$$(cat $(1)/patches/series | md5sum)" = "$$(sort $(1)/patches/series | md5sum)" ] || { \
150 echo "The patches are not sorted in the right order. Please fix."; \
151 false; \
152 }
153
154 $(3)refresh: $(3)quilt-check
155 @cd "$(1)"; $(QUILT_CMD) pop -a -f >/dev/null 2>/dev/null
156 @cd "$(1)"; while $(QUILT_CMD) next 2>/dev/null >/dev/null && $(QUILT_CMD) push; do \
157 QUILT_DIFF_OPTS="-p" $(QUILT_CMD) refresh -p ab --no-index --no-timestamps; \
158 done; ! $(QUILT_CMD) next 2>/dev/null >/dev/null
159 $(Quilt/Refresh/$(4))
160
161 $(3)update: $(3)quilt-check
162 $(Quilt/Refresh/$(4))
163 endef
164
165 Build/Quilt=$(call Quilt/Template,$(PKG_BUILD_DIR),,,$(if $(TARGET_BUILD),Kernel,Package))
166 Host/Quilt=$(call Quilt/Template,$(HOST_BUILD_DIR),HOST_,host-,Host)
167
168 endif