50c8b7e947
Add an option flag to all backends, as well as the check-hash script, so as to silence download helpers when the user wants a silent build. Additionaly, make the default be verbose. Inspired by Fabio's patch on git/svn. [Thomas: fix a typo "Environemnt" -> "Environment" Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr> Cc: Fabio Porcedda <fabio.porcedda@gmail.com> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
48 lines
1.2 KiB
Bash
Executable File
48 lines
1.2 KiB
Bash
Executable File
#!/usr/bin/env bash
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# We want to catch any unexpected failure, and exit immediately
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set -e
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# Download helper for git, to be called from the download wrapper script
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#
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# Call it as:
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# .../git [-q] OUT_FILE REPO_URL CSET BASENAME
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#
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# Environment:
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# GIT : the git command to call
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verbose=-v
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while getopts :q OPT; do
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case "${OPT}" in
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q) verbose=-q;;
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\?) printf "unknown option '%s'\n" "${OPTARG}" >&2; exit 1;;
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esac
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done
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shift $((OPTIND-1))
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output="${1}"
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repo="${2}"
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cset="${3}"
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basename="${4}"
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# Try to see if we can do a shallow clone, since it is faster
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# than a full clone.
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git_done=0
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if [ -n "$(${GIT} ls-remote "${repo}" "${cset}" 2>&1)" ]; then
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printf "Doing shallow clone\n"
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if ${GIT} clone ${verbose} --depth 1 -b "${cset}" --bare "${repo}" "${basename}"; then
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git_done=1
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else
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printf "Shallow clone failed, falling back to doing a full clone\n"
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fi
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fi
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if [ ${git_done} -eq 0 ]; then
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printf "Doing full clone\n"
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${GIT} clone ${verbose} --bare "${repo}" "${basename}"
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fi
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GIT_DIR="${basename}" \
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${GIT} archive --prefix="${basename}/" -o "${output}.tmp" --format=tar "${cset}"
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gzip <"${output}.tmp" >"${output}"
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