mirror of
https://github.com/armbian/build.git
synced 2025-08-12 06:06:58 +02:00
125 lines
5.3 KiB
Bash
125 lines
5.3 KiB
Bash
# This has... everything: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-6.1.y
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# This has... everything: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=v6.2-rc5
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# get the sha1 of the commit on tag or branch
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# git ls-remote --exit-code --symref git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git v6.2-rc5
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# git ls-remote --exit-code --symref git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git v6.2-rc5
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# 93f875a8526a291005e7f38478079526c843cbec refs/heads/linux-6.1.y
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# 4cc398054ac8efe0ff832c82c7caacbdd992312a refs/tags/v6.2-rc5
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# https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/tree/Makefile?h=linux-6.1.y
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# plaintext: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/plain/Makefile?h=4cc398054ac8efe0ff832c82c7caacbdd992312a
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function memoized_git_ref_to_info() {
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declare -n MEMO_DICT="${1}" # nameref
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declare ref_type ref_name
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git_parse_ref "${MEMO_DICT[GIT_REF]}"
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MEMO_DICT+=(["REF_TYPE"]="${ref_type}")
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MEMO_DICT+=(["REF_NAME"]="${ref_name}")
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# Small detour here; if it's a tag, ask for the dereferenced commit, to avoid the annotated tag's sha1, instead get the commit tag points to.
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if [[ "${ref_type}" == "tag" ]]; then
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ref_name="${ref_name}^{}" # dereference tag
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fi
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# Get the SHA1 of the commit
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declare sha1
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display_alert "Fetching SHA1 of ${ref_type} ${ref_name}" "${MEMO_DICT[GIT_SOURCE]}" "info"
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sha1="$(git ls-remote --exit-code "${MEMO_DICT[GIT_SOURCE]}" "${ref_name}" | cut -f1)"
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display_alert "SHA1 of ${ref_type} ${ref_name}" "${sha1}" "info"
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MEMO_DICT+=(["SHA1"]="${sha1}")
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if [[ "${2}" == "include_makefile_body" ]]; then
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function obtain_makefile_body_from_git() {
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declare git_source="${1}"
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declare sha1="${2}"
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makefile_body="undetermined" # outer scope
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makefile_url="undetermined" # outer scope
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makefile_version="undetermined" # outer scope
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makefile_codename="undetermined" # outer scope
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declare url="undetermined"
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case "${git_source}" in
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"git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git")
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url="https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/plain/Makefile?h=${sha1}"
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;;
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# @TODO: urgently add support for Google Mirror
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# @TODO: china mirror etc.
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# @TODO: mirrors might need to be resolved before/during/after this, refactor
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"https://github.com/"*)
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# parse org/repo from https://github.com/org/repo
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declare org_and_repo=""
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org_and_repo="$(echo "${git_source}" | cut -d/ -f4-5)"
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url="https://raw.githubusercontent.com/${org_and_repo}/${sha1}/Makefile"
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;;
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"https://source.codeaurora.org/external/imx/linux-imx")
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# Random, bizarre stuff here, to keep compatibility with some old stuff
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url="https://source.codeaurora.org/external/imx/linux-imx/plain/Makefile?h=${sha1}"
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;;
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*)
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exit_with_error "Unknown git source '${git_source}'"
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;;
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esac
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display_alert "Fetching Makefile via HTTP" "${url}" "warn"
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makefile_url="${url}"
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makefile_body="$(curl -sL --fail "${url}")"
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parse_makefile_version "${makefile_body}"
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return 0
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}
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function parse_makefile_version() {
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declare makefile_body="${1}"
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makefile_version="undetermined" # outer scope
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makefile_codename="undetermined" # outer scope
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makefile_full_version="undetermined" # outer scope
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local ver=()
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ver[0]=$(grep "^VERSION" <(echo "${makefile_body}") | head -1 | awk '{print $(NF)}' | grep -oE '^[[:digit:]]+' || true)
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ver[1]=$(grep "^PATCHLEVEL" <(echo "${makefile_body}") | head -1 | awk '{print $(NF)}' | grep -oE '^[[:digit:]]+' || true)
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ver[2]=$(grep "^SUBLEVEL" <(echo "${makefile_body}") | head -1 | awk '{print $(NF)}' | grep -oE '^[[:digit:]]+' || true)
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ver[3]=$(grep "^EXTRAVERSION" <(echo "${makefile_body}") | head -1 | awk '{print $(NF)}' | grep -oE '^-rc[[:digit:]]+' || true)
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makefile_version="${ver[0]:-0}${ver[1]:+.${ver[1]}}${ver[2]:+.${ver[2]}}${ver[3]}"
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# validate sanity
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if [[ "${makefile_version}" == "0" ]]; then
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exit_with_error "Unable to parse Makefile version '${makefile_version}' from body '${makefile_body}'"
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fi
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makefile_full_version="${makefile_version}"
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if [[ "${ver[3]}" == "-rc"* ]]; then # contentious:, if an "-rc" EXTRAVERSION, don't include the SUBLEVEL
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makefile_version="${ver[0]:-0}${ver[1]:+.${ver[1]}}${ver[3]}"
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fi
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# grab the codename while we're at it
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makefile_codename="$(grep "^NAME\ =\ " <(echo "${makefile_body}") | head -1 | cut -d '=' -f 2 | sed -e "s|'||g" | xargs echo -n || true)"
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# remove any starting whitespace left
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makefile_codename="${makefile_codename#"${makefile_codename%%[![:space:]]*}"}"
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# remove any trailing whitespace left
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makefile_codename="${makefile_codename%"${makefile_codename##*[![:space:]]}"}"
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return 0
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}
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display_alert "Fetching Makefile body" "${ref_name}" "warn"
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declare makefile_body makefile_url
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declare makefile_version makefile_codename makefile_full_version
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obtain_makefile_body_from_git "${MEMO_DICT[GIT_SOURCE]}" "${sha1}"
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MEMO_DICT+=(["MAKEFILE_URL"]="${makefile_url}")
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#MEMO_DICT+=(["MAKEFILE_BODY"]="${makefile_body}") # large, don't store
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MEMO_DICT+=(["MAKEFILE_VERSION"]="${makefile_version}")
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MEMO_DICT+=(["MAKEFILE_FULL_VERSION"]="${makefile_full_version}")
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MEMO_DICT+=(["MAKEFILE_CODENAME"]="${makefile_codename}")
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fi
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}
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