ar71xx: add preliminary support for Mikrotik RB2011L
[oweals/openwrt.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 $$$$( (cd "$(2)" && if [ -f series ]; then $(call filter_series,series); else ls | sort; fi; ) 2>/dev/null ); do ( \
35                 cp "$(2)/$$$$patch" "$(1)/patches/$(3)"; \
36                 echo "$(3)$$$$patch" >> "$(1)/patches/series"; \
37         ); done
38         $(if $(3),@echo $(3) >> "$(1)/patches/.subdirs")
39 endef
40
41 define PatchDir/Default
42         @if [ -d "$(2)" ] && [ "$$$$(ls $(2) | wc -l)" -gt 0 ]; then \
43                 export PATCH="$(PATCH)"; \
44                 if [ -s "$(2)/series" ]; then \
45                         $(call filter_series,$(2)/series) | xargs -n1 \
46                                 $(KPATCH) "$(1)" "$(2)"; \
47                 else \
48                         $(KPATCH) "$(1)" "$(2)"; \
49                 fi; \
50         fi
51 endef
52
53 define PatchDir
54 $(call PatchDir/$(if $(strip $(QUILT)),Quilt,Default),$(strip $(1)),$(strip $(2)),$(strip $(3)))
55 endef
56
57 define HostPatchDir
58 $(call PatchDir/$(if $(strip $(HOST_QUILT)),Quilt,Default),$(strip $(1)),$(strip $(2)),$(strip $(3)))
59 endef
60
61 ifneq ($(PKG_BUILD_DIR),)
62   QUILT?=$(if $(wildcard $(PKG_BUILD_DIR)/.quilt_used),y)
63   ifneq ($(QUILT),)
64     STAMP_CHECKED:=$(PKG_BUILD_DIR)/.quilt_checked
65     override CONFIG_AUTOREBUILD=
66     quilt-check: $(STAMP_CHECKED)
67   endif
68 endif
69
70 ifneq ($(HOST_BUILD_DIR),)
71   HOST_QUILT?=$(if $(findstring command,$(origin QUILT)),$(QUILT),$(if $(wildcard $(HOST_BUILD_DIR)/.quilt_used),y))
72   ifneq ($(HOST_QUILT),)
73     HOST_STAMP_CHECKED:=$(HOST_BUILD_DIR)/.quilt_checked
74     override CONFIG_AUTOREBUILD=
75     host-quilt-check: $(HOST_STAMP_CHECKED)
76   endif
77 endif
78
79 define Host/Patch/Default
80         $(if $(HOST_QUILT),rm -rf $(HOST_BUILD_DIR)/patches; mkdir -p $(HOST_BUILD_DIR)/patches)
81         $(call HostPatchDir,$(HOST_BUILD_DIR),$(HOST_PATCH_DIR),)
82         $(if $(HOST_QUILT),touch $(HOST_BUILD_DIR)/.quilt_used)
83 endef
84
85 define Build/Patch/Default
86         $(if $(QUILT),rm -rf $(PKG_BUILD_DIR)/patches; mkdir -p $(PKG_BUILD_DIR)/patches)
87         $(call PatchDir,$(PKG_BUILD_DIR),$(PATCH_DIR),)
88         $(if $(QUILT),touch $(PKG_BUILD_DIR)/.quilt_used)
89 endef
90
91 kernel_files=$(foreach fdir,$(GENERIC_FILES_DIR) $(FILES_DIR),$(fdir)/.)
92 define Kernel/Patch/Default
93         rm -rf $(PKG_BUILD_DIR)/patches; mkdir -p $(PKG_BUILD_DIR)/patches
94         $(if $(kernel_files),$(CP) $(kernel_files) $(LINUX_DIR)/)
95         find $(LINUX_DIR)/ -name \*.rej -or -name \*.orig | $(XARGS) rm -f
96         $(call PatchDir,$(PKG_BUILD_DIR),$(GENERIC_PATCH_DIR),generic/)
97         $(call PatchDir,$(PKG_BUILD_DIR),$(PATCH_DIR),platform/)
98 endef
99
100 define Quilt/RefreshDir
101         mkdir -p $(2)
102         -rm -f $(2)/* 2>/dev/null >/dev/null
103         @( \
104                 for patch in $$$$($(if $(3),grep "^$(3)",cat) $(1)/patches/series | awk '{print $$$$1}'); do \
105                         $(CP) -v "$(1)/patches/$$$$patch" $(2); \
106                 done; \
107         )
108 endef
109
110 define Quilt/Refresh/Host
111         $(call Quilt/RefreshDir,$(HOST_BUILD_DIR),$(PATCH_DIR))
112 endef
113
114 define Quilt/Refresh/Package
115         $(call Quilt/RefreshDir,$(PKG_BUILD_DIR),$(PATCH_DIR))
116 endef
117
118 define Quilt/Refresh/Kernel
119         @[ -z "$$(grep -v '^generic/' $(PKG_BUILD_DIR)/patches/series | grep -v '^platform/')" ] || { \
120                 echo "All kernel patches must start with either generic/ or platform/"; \
121                 false; \
122         }
123         $(call Quilt/RefreshDir,$(PKG_BUILD_DIR),$(GENERIC_PATCH_DIR),generic/)
124         $(call Quilt/RefreshDir,$(PKG_BUILD_DIR),$(PATCH_DIR),platform/)
125 endef
126
127 define Quilt/Template
128   $($(2)STAMP_CONFIGURED): $($(2)STAMP_CHECKED)
129   $(if $(NO_RECONFIGURE),$($(2)STAMP_BUILT),$($(2)STAMP_CONFIGURED)): FORCE
130   $($(2)STAMP_CHECKED): $($(2)STAMP_PREPARED)
131         if [ -s "$(1)/patches/series" ]; then \
132                 (cd "$(1)"; \
133                         if $(QUILT_CMD) next >/dev/null 2>&1; then \
134                                 $(QUILT_CMD) push -a; \
135                         else \
136                                 $(QUILT_CMD) top >/dev/null 2>&1; \
137                         fi \
138                 ); \
139         fi
140         touch "$$@"
141
142   $(3)quilt-check: $($(2)STAMP_PREPARED) FORCE
143         @[ -f "$(1)/.quilt_used" ] || { \
144                 echo "The source directory was not unpacked using quilt. Please rebuild with QUILT=1"; \
145                 false; \
146         }
147         @[ -f "$(1)/patches/series" ] || { \
148                 echo "The source directory contains no quilt patches."; \
149                 false; \
150         }
151         @[ -n "$$$$(ls $(1)/patches/series)" -o "$$$$(cat $(1)/patches/series | md5sum)" = "$$(sort $(1)/patches/series | md5sum)" ] || { \
152                 echo "The patches are not sorted in the right order. Please fix."; \
153                 false; \
154         }
155
156   $(3)refresh: $(3)quilt-check
157         @cd "$(1)"; $(QUILT_CMD) pop -a -f >/dev/null 2>/dev/null
158         @cd "$(1)"; while $(QUILT_CMD) next 2>/dev/null >/dev/null && $(QUILT_CMD) push; do \
159                 QUILT_DIFF_OPTS="-p" $(QUILT_CMD) refresh -p ab --no-index --no-timestamps; \
160         done; ! $(QUILT_CMD) next 2>/dev/null >/dev/null
161         $(Quilt/Refresh/$(4))
162         
163   $(3)update: $(3)quilt-check
164         $(Quilt/Refresh/$(4))
165 endef
166
167 Build/Quilt=$(call Quilt/Template,$(PKG_BUILD_DIR),,,$(if $(TARGET_BUILD),Kernel,Package))
168 Host/Quilt=$(call Quilt/Template,$(HOST_BUILD_DIR),HOST_,host-,Host)
169
170 endif