include/download.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 DOWNLOAD_RDEP:=$(STAMP_PREPARED)
   9
  10 # Try to guess the download method from the URL
  11 define dl_method
  12 $(strip \
  13   $(if $(2),$(2), \
  14     $(if $(filter @GNU/% @KERNEL/% @SF/% ftp://% http://%,$(1)),default, \
  15       $(if $(filter git://%,$(1)),git, \
  16         $(if $(filter svn://%,$(1)),svn, \
  17           $(if $(filter cvs://%,$(1)),cvs, \
  18             unknown \
  19           ) \
  20         ) \
  21       ) \
  22     ) \
  23   ) \
  24 )
  25 endef
  26
  27 # code for creating tarballs from cvs/svn/git checkouts - useful for mirror support
  28 dl_pack/bz2=$(TAR) cfj $(1) $(2)
  29 dl_pack/gz=$(TAR) cfz $(1) $(2)
  30 dl_pack/unknown=echo "ERROR: Unknown pack format for file $(1)"; false
  31 define dl_pack
  32         $(if $(dl_pack/$(call ext,$(1))),$(dl_pack/$(call ext,$(1))),$(dl_pack/unknown))
  33 endef
  34
  35 define DownloadMethod/unknown
  36         @echo "ERROR: No download method available"; false
  37 endef
  38
  39 define DownloadMethod/default
  40         $(SCRIPT_DIR)/download.pl "$(DL_DIR)" "$(FILE)" "$(MD5SUM)" $(URL)
  41 endef
  42
  43 define wrap_mirror
  44         $(if $(MIRROR),@$(SCRIPT_DIR)/download.pl "$(DL_DIR)" "$(FILE)" "x" || ( $(1) ),$(1))
  45 endef
  46
  47 define DownloadMethod/cvs
  48         $(call wrap_mirror, \
  49                 echo "Checking out files from the cvs repository..."; \
  50                 mkdir -p $(TMP_DIR)/dl && \
  51                 cd $(TMP_DIR)/dl && \
  52                 rm -rf $(SUBDIR) && \
  53                 [ \! -d $(SUBDIR) ] && \
  54                 cvs co -r$(VERSION) $(URL) $(SUBDIR) && \
  55                 find $(SUBDIR) -name CVS | xargs rm -rf && \
  56                 echo "Packing checkout..." && \
  57                 $(call dl_pack,$(TMP_DIR)/dl/$(FILE),$(SUBDIR)) && \
  58                 mv $(TMP_DIR)/dl/$(FILE) $(DL_DIR)/; \
  59         )
  60 endef
  61
  62
  63 define DownloadMethod/svn
  64         $(call wrap_mirror, \
  65                 echo "Checking out files from the svn repository..."; \
  66                 mkdir -p $(TMP_DIR)/dl && \
  67                 cd $(TMP_DIR)/dl && \
  68                 rm -rf $(SUBDIR) && \
  69                 [ \! -d $(SUBDIR) ] && \
  70                 svn co --non-interactive -r$(VERSION) $(URL) $(SUBDIR) && \
  71                 find $(SUBDIR) -name .svn | xargs rm -rf && \
  72                 echo "Packing checkout..." && \
  73                 $(call dl_pack,$(TMP_DIR)/dl/$(FILE),$(SUBDIR)) && \
  74                 mv $(TMP_DIR)/dl/$(FILE) $(DL_DIR)/; \
  75         )
  76 endef
  77
  78 define DownloadMethod/git
  79         $(call wrap_mirror, \
  80                 echo "Checking out files from the git repository..."; \
  81                 mkdir -p $(TMP_DIR)/dl && \
  82                 cd $(TMP_DIR)/dl && \
  83                 rm -rf $(SUBDIR) && \
  84                 [ \! -d $(SUBDIR) ] && \
  85                 git clone $(URL) $(SUBDIR) && \
  86                 (cd $(SUBDIR) && git checkout $(VERSION)) && \
  87                 echo "Packing checkout..." && \
  88                 rm -rf $(SUBDIR)/.git && \
  89                 $(call dl_pack,$(TMP_DIR)/dl/$(FILE),$(SUBDIR)) && \
  90                 mv $(TMP_DIR)/dl/$(FILE) $(DL_DIR)/; \
  91         )
  92 endef
  93
  94 Validate/cvs=VERSION SUBDIR
  95 Validate/svn=VERSION SUBDIR
  96 Validate/git=VERSION SUBDIR
  97
  98 define Download/Defaults
  99   URL:=
 100   FILE:=
 101   PROTO:=
 102   MD5SUM:=
 103   SUBDIR:=
 104   MIRROR:=1
 105   VERSION:=
 106 endef
 107
 108 define Download
 109   $(eval $(Download/Defaults))
 110   $(eval $(Download/$(1)))
 111   $(foreach FIELD,URL FILE $(Validate/$(call dl_method,$(URL),$(PROTO))),
 112     ifeq ($($(FIELD)),)
 113       $$(error Download/$(1) is missing the $(FIELD) field.)
 114     endif
 115   )
 116
 117   $(if $(DOWNLOAD_RDEP),$(DOWNLOAD_RDEP): $(DL_DIR)/$(FILE))
 118   download: $(DL_DIR)/$(FILE)
 119
 120   $(DL_DIR)/$(FILE):
 121         mkdir -p $(DL_DIR)
 122         $(if $(DownloadMethod/$(call dl_method,$(URL),$(PROTO))),$(DownloadMethod/$(call dl_method,$(URL),$(PROTO))),$(DownloadMethod/unknown))
 123
 124 endef