Allow to specify tags for 'install' and 'install-cabal'
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a8032d54d5
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cbb027d1ea
@ -25,10 +25,17 @@ edo ./ghcup -v rm -f 8.6.1
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# set GHC
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edo ./ghcup -v set 8.2.2
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edo ./ghcup -v rm -f 8.2.2
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# install default GHC
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edo ./ghcup -v install
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# install latest GHC
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edo ./ghcup -v install latest
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# FIXME: this might break from time to time depending on recommended GHC
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edo ./ghcup -v set 8.4.4
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export PATH="$HOME/.cabal/bin:$HOME/.ghcup/bin:$HOME/.local/bin:$PATH"
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edo mkdir -p "$HOME"/.local/bin
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220
ghcup
220
ghcup
@ -118,12 +118,12 @@ SOURCE="$0"
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# download information for ghc/cabal-install etc.
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META_DOWNLOAD_URL="https://raw.githubusercontent.com/haskell/ghcup/master/.download-urls"
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# @VARIABLE: META_DOWNLOAD_URL_FORMAT
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# @VARIABLE: META_DOWNLOAD_FORMAT
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# DESCRIPTION:
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# The version of the meta file format.
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# This determines whether this script can read the
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# file from "${META_DOWNLOAD_URL}".
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META_DOWNLOAD_URL_FORMAT="1"
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META_DOWNLOAD_FORMAT="1"
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# @VARIABLE: META_VERSION_URL
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# DESCRIPTION:
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@ -202,14 +202,15 @@ install_usage() {
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Install GHC from binary tarball
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USAGE:
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${SCRIPT} install [FLAGS] [VERSION]
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${SCRIPT} install [FLAGS] [VERSION|TAG]
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FLAGS:
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-h, --help Prints help information
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-f, --force Overwrite already existing installation
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ARGS:
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[VERSION] E.g. \"8.4.3\" or \"8.6.1\"
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[VERSION|TAG] E.g. \"8.4.3\" or \"8.6.1\" or
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a tag like \"recommended\" or \"latest\"
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(default: discovers recommended version)
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DISCUSSION:
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@ -313,13 +314,14 @@ install_cabal_usage() {
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Install the specified or a default cabal version
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USAGE:
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${SCRIPT} install-cabal [FLAGS] [VERSION]
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${SCRIPT} install-cabal [FLAGS] [VERSION|TAG]
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FLAGS:
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-h, --help Prints help information
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ARGS:
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[VERSION] E.g. \"2.4.0.0\"
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[VERSION|TAG] E.g. \"2.4.0.0\" or a tag
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like \"recommended\" or \"latest\"
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DISCUSSION:
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Installs the specified cabal-install version (or the default recommended)
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@ -678,38 +680,31 @@ get_download_url() {
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myarch=$(get_arch)
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mydistro=$(get_distro_alias "$(get_distro_name)")
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mydistrover=$(get_distro_ver)
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meta_file_name="$(basename "${META_DOWNLOAD_URL}")"
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meta_file="$(get_meta_download_file)"
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(
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edo cd "${CACHE_LOCATION}"
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download_silent "${META_DOWNLOAD_URL}"
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check_meta_file_version "${meta_file_name}" "${META_DOWNLOAD_URL_FORMAT}"
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# 1st try with full distro=ver
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url=$(try_download_url "${mytool}" "${myver}" "${myarch}" "${mydistro}=${mydistrover}" "${meta_file_name}")
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url=$(try_download_url "${mytool}" "${myver}" "${myarch}" "${mydistro}=${mydistrover}" "${meta_file}")
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if [ -n "${url}" ] ; then
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printf "%s" "${url}"
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exit 0
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fi
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# 2nd try with just distro
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url=$(try_download_url "${mytool}" "${myver}" "${myarch}" "${mydistro}" "${meta_file_name}")
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url=$(try_download_url "${mytool}" "${myver}" "${myarch}" "${mydistro}" "${meta_file}")
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if [ -n "${url}" ] ; then
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printf "%s" "${url}"
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exit 0
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fi
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# 3rd try with unknown
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url=$(try_download_url "${mytool}" "${myver}" "${myarch}" "unknown" "${meta_file_name}")
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url=$(try_download_url "${mytool}" "${myver}" "${myarch}" "unknown" "${meta_file}")
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if [ -n "${url}" ] ; then
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printf "%s" "${url}"
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exit 0
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fi
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)
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unset mytool myver myarch mydistro mydistrover meta_file_name
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unset mytool myver myarch mydistro mydistrover meta_file
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}
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# @FUNCTION: get_tool_ver_from_tag
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@ -723,14 +718,8 @@ get_tool_ver_from_tag() {
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mytool=$1
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mytag=$2
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meta_file_name="$(basename "${META_VERSION_URL}")"
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(
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edo cd "${CACHE_LOCATION}"
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download_silent "${META_VERSION_URL}"
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check_meta_file_version "${meta_file_name}" "${META_VERSION_FORMAT}"
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meta_file="$(get_meta_version_file)"
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awk "
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NF {
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@ -741,10 +730,9 @@ get_tool_ver_from_tag() {
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exit
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}
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}
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}" "${meta_file_name}" || die "awk failed!"
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)
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}" "${meta_file}" || die "awk failed!"
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unset mytool mytag meta_file_name
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unset mytool mytag meta_file
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}
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# @FUNCTION: ghc_already_installed
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@ -962,6 +950,130 @@ is_sourced() {
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return 1
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}
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# @FUNCTION: get_meta_version_file
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# @DESCRIPTION:
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# Downloads the META_VERSION_URL
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# in case it hasn't been downloaded
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# during the execution of this script yet
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# and checks the format version matches
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# the expected one.
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# @STDOUT: file location
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get_meta_version_file() {
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meta_file_name="$(basename "${META_VERSION_URL}")"
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meta_filepath="${CACHE_LOCATION}/${meta_file_name}"
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if [ ! -e "${meta_filepath}" ] ; then
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(
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edo cd "${CACHE_LOCATION}"
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download_silent "${META_VERSION_URL}"
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) || die "downloading failed"
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fi
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check_meta_file_version "${meta_file_name}" "${META_VERSION_FORMAT}"
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printf "%s" "${meta_filepath}"
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unset meta_file_name meta_filepath
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}
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# @FUNCTION: get_meta_download_file
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# @DESCRIPTION:
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# Downloads the META_DOWNLOAD_URL
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# in case it hasn't been downloaded
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# during the execution of this script yet
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# and checks the format version matches
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# the expected one.
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# @STDOUT: file location
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get_meta_download_file() {
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meta_file_name="$(basename "${META_DOWNLOAD_URL}")"
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meta_filepath="${CACHE_LOCATION}/${meta_file_name}"
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if [ ! -e "${meta_filepath}" ] ; then
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(
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edo cd "${CACHE_LOCATION}"
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download_silent "${META_DOWNLOAD_URL}"
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) || die "downloading failed!"
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fi
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check_meta_file_version "${meta_file_name}" "${META_DOWNLOAD_FORMAT}"
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printf "%s" "${CACHE_LOCATION}/${meta_file_name}"
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unset meta_file_name meta_filepath
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}
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# @FUNCTION: known_tool_versions
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# @USAGE: <tool>
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# @DESCRIPTION:
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# Prints the known tool versions from
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# META_VERSION_URL.
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# @STDOUT: known ghc versions
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known_tool_versions() {
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[ -z "$1" ] && die "Internal error: no argument given to posix_realpath"
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mytool=$1
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meta_file="$(get_meta_version_file)"
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awk "
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NF {
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if (\$1 == \"${mytool}\") {
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print \$2
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}
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}" "${meta_file}" || die "awk failed!"
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unset mytool meta_file
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}
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# @FUNCTION: known_tool_tags
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# @USAGE: <tool>
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# @DESCRIPTION:
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# Prints the known tool tags from
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# META_VERSION_URL.
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# @STDOUT: known tool tags
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known_tool_tags() {
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[ -z "$1" ] && die "Internal error: no argument given to known_tool_tags"
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mytool=$1
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meta_file="$(get_meta_version_file)"
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awk "
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NF {
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if (\$1 == \"${mytool}\") {
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split(\$3,a,\",\");
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for (i in a) {
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print a[i]
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}
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}
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}" "${meta_file}" | sort -u || die "awk failed!"
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unset mytool meta_file
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}
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# @FUNCTION: array_contains
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# @USAGE: <element> <array>
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# @DESCRIPTION:
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# Checks whether the given elements
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# is in the array.
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# @RETURNS: returns 0 if the element is in the array, 1 otherwise
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array_contains() {
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{ [ -z "$1" ] || [ -z "$2" ] ;} && die "Internal error: not enough arguments given to array_contains"
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element=$1
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array=$2
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for e in ${array} ; do
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if [ "${e}" = "${element}" ] ; then
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unset e element array
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return 0
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fi
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done
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unset e element array
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return 1
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}
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############################
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@ -1419,7 +1531,7 @@ print_debug_info() {
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echo " Script update url: ${SCRIPT_UPDATE_URL}"
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echo " GHC download baseurl: ${GHC_DOWNLOAD_BASEURL}"
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echo " Meta download url ${META_DOWNLOAD_URL}"
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echo " Meta download format ${META_DOWNLOAD_URL_FORMAT}"
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echo " Meta download format ${META_DOWNLOAD_FORMAT}"
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echo " Meta version url ${META_VERSION_URL}"
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echo " Meta version format ${META_VERSION_FORMAT}"
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echo
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@ -1442,14 +1554,7 @@ print_debug_info() {
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list() {
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mytool=$1
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meta_file_name="$(basename "${META_VERSION_URL}")"
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(
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edo cd "${CACHE_LOCATION}"
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download_silent "${META_VERSION_URL}"
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check_meta_file_version "${meta_file_name}" "${META_VERSION_FORMAT}"
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meta_file="$(get_meta_version_file)"
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echo "Available upstream versions:"
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echo
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@ -1459,18 +1564,17 @@ list() {
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if (\$1 != \"#\") {
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print \$1 \" \" \$2
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}
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}" "${meta_file_name}" || die "awk failed!"
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}" "${meta_file}" || die "awk failed!"
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else
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awk "
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NF {
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if (\$1 == \"${mytool}\") {
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print \$1 \" \" \$2
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}
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}" "${meta_file_name}" || die "awk failed!"
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}" "${meta_file}" || die "awk failed!"
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fi
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)
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unset mytool meta_file_name
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unset mytool meta_file
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}
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@ -1484,11 +1588,6 @@ if [ -z "$HOME" ] ; then
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die "HOME env not set, cannot operate"
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fi
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if ! is_sourced ; then
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edo mkdir -p "${INSTALL_BASE}"
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edo mkdir -p "${BIN_LOCATION}"
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edo mkdir -p "${CACHE_LOCATION}"
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fi
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@ -1530,7 +1629,20 @@ if ! is_sourced ; then
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usage
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fi
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;;
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*)
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*) ## startup tasks ##
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edo mkdir -p "${INSTALL_BASE}"
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edo mkdir -p "${BIN_LOCATION}"
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edo mkdir -p "${CACHE_LOCATION}"
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# clean up old meta files
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if [ -e "${CACHE_LOCATION}/$(basename "${META_VERSION_URL}")" ] ; then
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edo rm "${CACHE_LOCATION}/$(basename "${META_VERSION_URL}")"
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fi
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if [ -e "${CACHE_LOCATION}/$(basename "${META_DOWNLOAD_URL}")" ] ; then
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edo rm "${CACHE_LOCATION}/$(basename "${META_DOWNLOAD_URL}")"
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fi
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# check for available commands
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missing_commands="$(check_required_commands ${DOWNLOADER})"
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if [ -n "${missing_commands}" ] ; then
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@ -1556,7 +1668,14 @@ if ! is_sourced ; then
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fi
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install_ghc "${_tool_ver}"
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else
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# could be a version or a tag, let's check
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if array_contains "${GHC_VER}" "$(known_tool_versions "ghc")" ; then
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install_ghc "${GHC_VER}"
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elif array_contains "${GHC_VER}" "$(known_tool_tags "ghc")" ; then
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install_ghc "$(get_tool_ver_from_tag "ghc" "${GHC_VER}")"
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else
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die "\"${GHC_VER}\" is not a known version or tag!"
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fi
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fi
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break;;
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set)
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@ -1629,7 +1748,14 @@ if ! is_sourced ; then
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esac
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done
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if [ -n "${CABAL_VER}" ] ; then
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# could be a version or a tag, let's check
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if array_contains "${CABAL_VER}" "$(known_tool_versions "cabal-install")" ; then
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install_cabal "${CABAL_VER}"
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elif array_contains "${CABAL_VER}" "$(known_tool_tags "cabal-install")" ; then
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install_cabal "$(get_tool_ver_from_tag "cabal-install" "${CABAL_VER}")"
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else
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die "\"${CABAL_VER}\" is not a known version or tag!"
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fi
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else
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_cabal_ver="$(get_tool_ver_from_tag "cabal-install" "recommended")"
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if [ -z "${_cabal_ver}" ] ; then
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