mpbb-print-info

#!/bin/bash
# -*- coding: utf-8; mode: sh; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- vim:fenc=utf-8:ft=sh:et:sw=4:ts=4:sts=4

# Note:
# This script is sourced by the mpbb wrapper script.
# Do not execute this directly!

print-info-usage() {
    # "prog" is defined in mpbb-help.
    # shellcheck disable=SC2154
    cat <<EOF
usage: $prog [<global opts>] print-info [<port>]

Prints the macOS and Xcode versions and the version, revision, variants,
and last modified commit of the port if given.

Run \`$prog help' for global options and a list of other subcommands.
EOF
}

print-info() {
    local port=${1-}
    if [[ -n $port ]]; then
        local portversion portrevision portvariants portdir portcommit

        # $option_prefix is set in mpbb
        # shellcheck disable=SC2154
        if portversion=$("${option_prefix}/bin/port" info --index --line --version "$port"); then
            printf "portversion=%s\n" "$portversion"
        fi

        # $option_prefix is set in mpbb
        # shellcheck disable=SC2154
        if portrevision=$("${option_prefix}/bin/port" info --index --line --revision "$port"); then
            printf "portrevision=%s\n" "$portrevision"
        fi

        # $option_prefix is set in mpbb
        # shellcheck disable=SC2154
        if portvariants=$("$(readlink "${option_prefix}/bin/port-tclsh")" tools/canonical-variants.tcl "$port"); then
            printf "portvariants=%s\n" "$portvariants"
        fi

        # $option_prefix is set in mpbb
        # shellcheck disable=SC2154
        if portdir=$("${option_prefix}/bin/port" dir "$port"); then
            if portcommit=$(git -C "$portdir" log -n 1 --pretty=format:%H .); then
                printf "portcommit=%s\n" "$portcommit"
            fi
        fi
    fi

    if command -v sw_vers >/dev/null; then
        local macosversion macosbuild

        if macosversion=$(sw_vers -productVersion); then
            if macosbuild=$(sw_vers -buildVersion); then
                printf "macosversion=%s (%s)\n" "$macosversion" "$macosbuild"
            else
                printf "macosversion=%s\n" "$macosversion"
            fi
        fi
    fi

    if command -v xcodebuild >/dev/null; then
        local xcodeversion xcodebuild

        if xcodeversion=$(xcodebuild -version | sed -En 's,^Xcode (.*)$,\1,p'); then
            if xcodebuild=$(xcodebuild -version | sed -En 's,^Build ?[Vv]ersion:? (.*)$,\1,p'); then
                printf "xcodeversion=%s (%s)\n" "$xcodeversion" "$xcodebuild"
            else
                printf "xcodeversion=%s\n" "$xcodeversion"
            fi
        fi
    fi
}