implement conditional dependencies for generating the Depends: field of ipkgs
[openwrt.git] / include / package-ipkg.mk
1
2 # Copyright (C) 2006,2007 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 # where to build (and put) .ipk packages
9 IPKG:= \
10   IPKG_TMP=$(TMP_DIR)/ipkg \
11   IPKG_INSTROOT=$(TARGET_DIR) \
12   IPKG_CONF_DIR=$(STAGING_DIR)/etc \
13   IPKG_OFFLINE_ROOT=$(TARGET_DIR) \
14   $(SCRIPT_DIR)/ipkg -force-defaults -force-depends
15
16 # invoke ipkg-build with some default options
17 IPKG_BUILD:= \
18   ipkg-build -c -o 0 -g 0
19
20 define BuildIPKGVariable
21   $(call shexport,Package/$(1)/$(2))
22   $(1)_COMMANDS += var2file "$(call shvar,Package/$(1)/$(2))" $(2);
23 endef
24
25 dep_split=$(subst :,$(space),$(1))
26 dep_confvar=CONFIG_$(word 1,$(call dep_split,$(1)))
27 dep_val=$(word 2,$(call dep_split,$(1)))
28 filter_deps=$(foreach dep,$(1),$(if $(findstring :,$(dep)),$(if $($(call dep_confvar,$(dep))),$(call dep_val,$(dep))),$(dep)))
29
30 ifeq ($(DUMP),)
31   define BuildTarget/ipkg
32     IPKG_$(1):=$(PACKAGE_DIR)/$(1)_$(VERSION)_$(PKGARCH).ipk
33     IDIR_$(1):=$(PKG_BUILD_DIR)/ipkg/$(1)
34     INFO_$(1):=$(IPKG_STATE_DIR)/info/$(1).list
35
36     ifdef Package/$(1)/install
37       ifneq ($(CONFIG_PACKAGE_$(1))$(SDK)$(DEVELOPER),)
38         compile: $$(IPKG_$(1))
39
40         ifeq ($(CONFIG_PACKAGE_$(1)),y)
41           install: $$(INFO_$(1))
42         endif
43       else
44         compile: $(1)-disabled
45         $(1)-disabled:
46                 @echo "WARNING: skipping $(1) -- package not selected"
47       endif
48     endif
49
50     IDEPEND_$(1):=$$(call filter_deps,$$(strip $$(DEPENDS)))
51   
52     $(eval $(call BuildIPKGVariable,$(1),conffiles))
53     $(eval $(call BuildIPKGVariable,$(1),preinst))
54     $(eval $(call BuildIPKGVariable,$(1),postinst))
55     $(eval $(call BuildIPKGVariable,$(1),prerm))
56     $(eval $(call BuildIPKGVariable,$(1),postrm))
57     $$(IDIR_$(1))/CONTROL/control: $(PKG_BUILD_DIR)/.version-$(1)_$(VERSION)_$(PKGARCH)
58         @rm -f $(PACKAGE_DIR)/$(1)_*
59         mkdir -p $$(IDIR_$(1))/CONTROL
60         echo "Package: $(1)" > $$(IDIR_$(1))/CONTROL/control
61         echo "Version: $(VERSION)" >> $$(IDIR_$(1))/CONTROL/control
62         ( \
63                 DEPENDS='$(EXTRA_DEPENDS)'; \
64                 for depend in $$(filter-out @%,$$(IDEPEND_$(1))); do \
65                         DEPENDS=$$$${DEPENDS:+$$$$DEPENDS, }$$$${depend##+}; \
66                 done; \
67                 echo "Depends: $$$$DEPENDS"; \
68                 echo "Provides: $(PROVIDES)"; \
69                 echo "Source: $(SOURCE)"; \
70                 echo "Section: $(SECTION)"; \
71                 echo "Priority: $(PRIORITY)"; \
72                 echo "Maintainer: $(MAINTAINER)"; \
73                 echo "Architecture: $(PKGARCH)"; \
74                 echo -n "Description: "; getvar $(call shvar,Package/$(1)/description) | sed -e 's,^[[:space:]]*, ,g'; \
75         ) >> $$(IDIR_$(1))/CONTROL/control
76         chmod 644 $$(IDIR_$(1))/CONTROL/control
77         (cd $$(IDIR_$(1))/CONTROL; \
78                 $($(1)_COMMANDS) \
79         )
80
81     $$(IPKG_$(1)): $(STAGING_DIR)/etc/ipkg.conf $(PKG_BUILD_DIR)/.built $$(IDIR_$(1))/CONTROL/control
82         $(call Package/$(1)/install,$$(IDIR_$(1)))
83         mkdir -p $(PACKAGE_DIR)
84         -find $$(IDIR_$(1)) -name 'CVS' -o -name '.svn' -o -name '.#*' | $(XARGS) rm -rf
85         $(RSTRIP) $$(IDIR_$(1))
86         $(IPKG_BUILD) $$(IDIR_$(1)) $(PACKAGE_DIR)
87         @[ -f $$(IPKG_$(1)) ] || false 
88
89     $$(INFO_$(1)): $$(IPKG_$(1))
90         $(IPKG) install $$(IPKG_$(1))
91
92     $(1)-clean:
93         rm -f $(PACKAGE_DIR)/$(1)_*
94
95     clean: $(1)-clean
96
97     $(PKG_BUILD_DIR)/.version-$(1)_$(VERSION)_$(PKGARCH): $(STAMP_PREPARED)
98         -@rm -f $(PKG_BUILD_DIR)/.version-$(1)_* 2>/dev/null
99         @touch $$@
100   endef
101
102   $(STAGING_DIR)/etc/ipkg.conf:
103         mkdir -p $(STAGING_DIR)/etc
104         echo "dest root /" > $(STAGING_DIR)/etc/ipkg.conf
105         echo "option offline_root $(TARGET_DIR)" >> $(STAGING_DIR)/etc/ipkg.conf
106
107 endif