support/download: convert bzr to use the wrapper

This drastically simplifies the bzr helper, as it no longer has to
deal with atomically saving the downloaded archive.

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
This commit is contained in:
Yann E. MORIN 2014-08-03 19:53:35 +02:00 committed by Thomas Petazzoni
parent b5a9470bdf
commit c48d45e342
2 changed files with 17 additions and 31 deletions

View File

@ -112,7 +112,11 @@ endef
define DOWNLOAD_BZR
test -e $(DL_DIR)/$($(PKG)_SOURCE) || \
$(EXTRA_ENV) support/download/bzr $($(PKG)_SITE) $($(PKG)_DL_VERSION) $(DL_DIR)/$($(PKG)_SOURCE)
$(EXTRA_ENV) support/download/wrapper bzr \
$(DL_DIR)/$($(PKG)_SOURCE) \
$($(PKG)_SITE) \
$($(PKG)_DL_VERSION) \
$($(PKG)_BASE_NAME)
endef
define SOURCE_CHECK_BZR

View File

@ -1,38 +1,20 @@
#!/bin/bash
# We want to catch any command failure, and exit immediately
# We want to catch any unexpected failure, and exit immediately
set -e
# Download helper for bzr
# Call it with:
# $1: bzr repo
# $2: bzr revision
# $3: output file
# Download helper for bzr, to be called from the download wrapper script
# Expected arguments:
# $1: output file
# $2: bzr repo
# $3: bzr revision
# $4: basename
# And this environment:
# BZR : the bzr command to call
# BUILD_DIR: path to Buildroot's build dir
repo="${1}"
rev="${2}"
output="${3}"
output="${1}"
repo="${2}"
rev="${3}"
basename="${4}"
tmp_dl="$( mktemp "${BUILD_DIR}/.XXXXXX" )"
tmp_output="$( mktemp "${output}.XXXXXX" )"
# Play tic-tac-toe with temp files
# - first, we download to a trashable location (the build-dir)
# - the we move to a temp file in the final location, so it is
# on the same filesystem as the final file
# - finally, we atomically rename to the final file
ret=1
if ${BZR} export --format=tgz "${tmp_dl}" "${repo}" -r "${rev}"; then
if mv "${tmp_dl}" "${tmp_output}"; then
mv "${tmp_output}" "${output}"
ret=0
fi
fi
# Cleanup
rm -f "${tmp_dl}" "${tmp_output}"
exit ${ret}
${BZR} export --root="${basename}/" --format=tgz "${output}" "${repo}" -r "${rev}"