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-rw-r--r--include/download.mk90
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diff --git a/include/download.mk b/include/download.mk
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+++ b/include/download.mk
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+#
+# Copyright (C) 2007 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+DOWNLOAD_RDEP:=$(STAMP_PREPARED)
+
+# Try to guess the download method from the URL
+define dl_method
+$(strip \
+ $(if $(2),$(2), \
+ $(if $(filter @GNU/% @KERNEL/% @SF/% ftp://% http://%,$(1)),default, \
+ $(if $(filter git://%,$(1)),git, \
+ $(if $(filter svn://%,$(1)),svn, \
+ unknown \
+ ) \
+ ) \
+ ) \
+ ) \
+)
+endef
+
+# code for creating tarballs from svn/git checkouts - useful for mirror support
+dl_pack/bz2=tar cfj $(1) $(2)
+dl_pack/gz=tar cfz $(1) $(2)
+dl_pack/unknown=echo "ERROR: Unknown pack format for file $(1)"; false
+define dl_pack
+ $(if $(dl_pack/$(call ext,$(1))),$(dl_pack/$(call ext,$(1))),$(dl_pack/unknown))
+endef
+
+define DownloadMethod/unknown
+ @echo "ERROR: No download method available"; false
+endef
+
+define DownloadMethod/default
+ $(SCRIPT_DIR)/download.pl "$(DL_DIR)" "$(FILE)" "$(MD5SUM)" $(URL)
+endef
+
+define wrap_mirror
+ @$(if $(CONFIG_LOCALMIRROR),$(SCRIPT_DIR)/download.pl "$(DL_DIR)" "$(FILE)" "x" || ) \
+ ( $(1) ) \
+ $(if $(CONFIG_LOCALMIRROR),, || $(SCRIPT_DIR)/download.pl "$(DL_DIR)" "$(FILE)" "x")
+endef
+
+define DownloadMethod/svn
+ $(call wrap_mirror, \
+ echo "Checking out files from svn repository..."; \
+ mkdir -p $(TMP_DIR)/dl && \
+ cd $(TMP_DIR)/dl && \
+ rm -rf $(SUBDIR) && \
+ [ \! -d $(SUBDIR) ] && \
+ svn co -r$(VERSION) $(URL) $(SUBDIR) && \
+ find $(SUBDIR) -name .svn | xargs rm -rf && \
+ echo "Packing checkout..." && \
+ $(call dl_pack,$(TMP_DIR)/dl/$(FILE),$(SUBDIR)) && \
+ mv $(TMP_DIR)/dl/$(FILE) $(DL_DIR)/; \
+ )
+endef
+
+Validate/svn=VERSION SUBDIR
+#Validate/git=VERSION SUBDIR
+
+define Download/Defaults
+ URL:=
+ FILE:=
+ PROTO:=
+ MD5SUM:=
+ SUBDIR:=
+ VERSION:=
+endef
+
+define Download
+ $(eval $(Download/Defaults))
+ $(eval $(Download/$(1)))
+ $(foreach FIELD,URL FILE $(Validate/$(call dl_method,$(URL),$(PROTO))),
+ ifeq ($($(FIELD)),)
+ $$(error Download/$(1) is missing the $(FIELD) field.)
+ endif
+ )
+
+ $(if $(DOWNLOAD_RDEP),$(DOWNLOAD_RDEP): $(DL_DIR)/$(FILE))
+ download: $(DL_DIR)/$(FILE)
+
+ $(DL_DIR)/$(FILE):
+ mkdir -p $(DL_DIR)
+ $(if $(DownloadMethod/$(call dl_method,$(URL),$(PROTO))),$(DownloadMethod/$(call dl_method,$(URL),$(PROTO))),$(DownloadMethod/unknown))
+
+endef