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# Copyright (c) 2020 Intel and/or its affiliates.
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at:
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
define h1
@echo "--- $(1)"
endef
define download
##############################################################################
# Download
##############################################################################
ifeq ($$(call $1_download_cmds),)
define $1_download_cmds
@if [ -e $(DL_CACHE_DIR)/$($1_tarball) ] ; \
then cp $(DL_CACHE_DIR)/$($1_tarball) $$@ ; \
else \
echo "Downloading $($1_url)" ; \
curl -o $$@ -LO $($1_url) ; \
fi
endef
endif
downloads/$($1_tarball):
mkdir -p downloads
$$(call h1,"download $($1_tarball) ")
$$(call $1_download_cmds)
@rm -f $(B)/.$1.download.ok
ifeq ($$(call $1_checksum_cmds),)
define $1_checksum_cmds
$$(call h1,"validating $1 $($1_version) checksum")
@SUM=$$(shell openssl md5 $$< | cut -f 2 -d " " -) ; \
([ "$$$${SUM}" = "$($1_tarball_md5sum)" ] || \
( echo "========================================================" && \
echo "Bad Checksum!" && \
echo "Expected: $($1_tarball_md5sum)" && \
echo "Calculated: $$$${SUM}" && \
echo "Please remove $$< and retry" && \
echo "========================================================" && \
false ))
endef
endif
$(B)/.$1.download.ok: downloads/$($1_tarball)
@mkdir -p $(B)
$$(call $1_checksum_cmds)
@touch $$@
.PHONY: $1-dl
$1-dl: $(B)/.$1.download.ok
ALL_TARGETS += $1-dl
endef
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