cpt-lib: move to cpt-lib.in

FossilOrigin-Name: ffb46492fd34c44bd9d422c3e5febec38f8938901d339e5f952cac5c91274ee7

1 files changed, 0 insertions, 1874 deletions

diff --git a/src/cpt-lib b/src/cpt-lib
deleted file mode 100644
index c75fbcf..0000000
--- a/src/cpt-lib
+++ /dev/null
@@ -1,1874 +0,0 @@
-#!/bin/sh -ef
-# shellcheck source=/dev/null
-#
-# This is the Carbs Packaging Toolchain written for Carbs Linux.
-# It was originally forked from the kiss package manager by
-# Dylan Araps.
-#
-# Currently maintained by Cem Keylan.
-
-version() {
-    log "Carbs Packaging Tools" 5.1.1
-    exit 0
-}
-
-out() {
-    # Print a message as is.
-    printf '%s\n' "$@"
-}
-
-log() {
-    # Print a message prettily.
-    #
-    # All messages are printed to stderr to allow the user to hide build
-    # output which is the only thing printed to stdout.
-    #
-    # '${3:-->}':         If the 3rd argument is missing, set prefix to '->'.
-    # '${2:+colorb}':     If the 2nd argument exists, set text style of '$1'.
-    printf '%b%s %b%b%s%b %s\n' \
-           "$colory" "${3:-->}" "$colre" "${2:+$colorb}" "$1" "$colre" "$2" >&2
-}
-
-die() {
-    # Print a message and exit with '1' (error).
-    log "$1" "$2" "!>"
-    exit 1
-}
-
-trap_set() {
-    # Function to set the trap value.
-    case ${1:-cleanup} in
-        cleanup) trap pkg_clean EXIT INT ;;
-        block)   trap '' INT ;;
-        unset)   trap - EXIT INT ;;
-    esac
-}
-
-# This is the public domain getoptions shell library. It also forms a usage
-# function.
-# URL: https://github.com/ko1nksm/getoptions (v2.0.1)
-# License: Creative Commons Zero v1.0 Universal
-# shellcheck disable=2016
-getoptions() {
-    _error='' _on=1 _off='' _export='' _plus='' _mode='' _alt='' _rest=''
-    _opts='' _help='' _indent='' _init=@empty IFS=' '
-
-    for i in 0 1 2 3 4 5; do
-        eval "_$i() { echo \"$_indent\$@\"; }"
-        _indent="$_indent       "
-    done
-
-    quote() {
-        q="$2'" r=''
-        while [ "$q" ]; do r="$r${q%%\'*}'\''" && q=${q#*\'}; done
-        q="'${r%????}'" && q=${q#\'\'} && q=${q%\'\'}
-        eval "$1=\${q:-\"''\"}"
-    }
-    code() {
-        [ "${1#:}" = "$1" ] && c=3 || c=4
-        eval "[ ! \${$c:+x} ] || $2 \"\$$c\""
-    }
-
-    invoke() { eval '"_$@"'; }
-    prehook() { invoke "$@"; }
-    for i in setup flag param option disp msg; do
-        eval "$i() { prehook $i \"\$@\"; }"
-    done
-
-    args() {
-        on=$_on off=$_off export=$_export init=$_init _hasarg=$1
-        while [ $# -gt 2 ] && [ "$3" != '--' ] && shift; do
-            case $2 in
-                -?) [ "$_hasarg" ] || _opts="$_opts${2#-}" ;;
-                +*) _plus=1 ;;
-                [!-+]*) eval "${2%%:*}=\${2#*:}"
-            esac
-        done
-    }
-    defvar() {
-        case $init in
-            @none) : ;;
-            @export) code "$1" _0 "export $1" ;;
-            @empty) code "$1" _0 "${export:+export }$1=''" ;;
-            @unset) code "$1" _0 "unset $1 ||:" "unset OPTARG ||:; ${1#:}" ;;
-            *)
-                case $init in @*) eval "init=\"=\${${init#@}}\""; esac
-                case $init in [!=]*) _0 "$init"; return 0; esac
-                quote init "${init#=}"
-                code "$1" _0 "${export:+export }$1=$init" "OPTARG=$init; ${1#:}"
-        esac
-    }
-    _setup() {
-        [ $# -gt 0 ] && { [ "$1" ] && _rest=$1; shift; }
-        for i; do [ "$i" = '--' ] && break; eval "_${i%%:*}=\${i#*:}"; done
-    }
-    _flag() { args : "$@"; defvar "$@"; }
-    _param() { args '' "$@"; defvar "$@"; }
-    _option() { args '' "$@"; defvar "$@"; }
-    _disp() { args : "$@"; }
-    _msg() { args : _ "$@"; }
-
-    "$@"
-    _0 "${_rest:?}=''"
-
-    args() {
-        sw='' validate='' pattern='' counter='' on=$_on off=$_off export=$_export
-        while [ $# -gt 1 ] && [ "$2" != '--' ] && shift; do
-            case $1 in
-                --\{no-\}*) sw="$sw${sw:+ | }--${1#--?no-?} | --no-${1#--?no-?}" ;;
-                [-+]? | --*) sw="$sw${sw:+ | }$1" ;;
-                *) eval "${1%%:*}=\"\${1#*:}\""
-            esac
-        done
-    }
-    setup() { :; }
-    _flag() {
-        args "$@"
-        quote on "$on" && quote off "$off"
-        [ "$counter" ] && on=1 off=-1 v="\$((\${$1:-0}+\${OPTARG:-0}))" || v=''
-        _3 "$sw)"
-        _4 '[ "${OPTARG:-}" ] && OPTARG=${OPTARG#*\=} && set -- noarg "$1" && break'
-        _4 "eval '[ \${OPTARG+x} ] &&:' && OPTARG=$on || OPTARG=$off"
-        valid "$1" "${v:-\$OPTARG}"
-        _4 ';;'
-    }
-    _param() {
-        args "$@"
-        _3 "$sw)"
-        _4 '[ $# -le 1 ] && set -- required "$1" && break'
-        _4 'OPTARG=$2'
-        valid "$1" '$OPTARG'
-        _4 'shift ;;'
-    }
-    _option() {
-        args "$@"
-        quote on "$on" && quote off "$off"
-        _3 "$sw)"
-        _4 'set -- "$1" "$@"'
-        _4 '[ ${OPTARG+x} ] && {'
-        _5 'case $1 in --no-*) set -- noarg "${1%%\=*}"; break; esac'
-        _5 '[ "${OPTARG:-}" ] && { shift; OPTARG=$2; } ||' "OPTARG=$on"
-        _4 "} || OPTARG=$off"
-        valid "$1" '$OPTARG'
-        _4 'shift ;;'
-    }
-    valid() {
-        set -- "$validate" "$pattern" "$1" "$2"
-        [ "$1" ] && _4 "$1 || { set -- ${1%% *}:\$? \"\$1\" $1; break; }"
-        [ "$2" ] && {
-            quote pattern "$2"
-            _4 "case \$OPTARG in $2) ;;"
-            _5 "*) set -- pattern:$pattern \"\$1\"; break"
-            _4 "esac"
-        }
-        code "$3" _4 "${export:+export }$3=\"$4\"" "${3#:}"
-    }
-    _disp() {
-        args "$@"
-        _3 "$sw)"
-        code "$1" _4 "echo \"\${$1}\"" "${1#:}"
-        _4 'exit 0 ;;'
-    }
-    _msg() { :; }
-
-    _0 "$2() {"
-    _1 'OPTIND=$(($#+1))'
-    _1 'while OPTARG= && [ $# -gt 0 ]; do'
-    [ "$_alt" ] && _2 'case $1 in -[!-]?*) set -- "-$@"; esac'
-    _2 'case $1 in'
-    wa() { _4 "eval '${1% *}' \${1+'\"\$@\"'}"; }
-    _3 '--?*=*) OPTARG=$1; shift'
-    wa 'set -- "${OPTARG%%\=*}" "${OPTARG#*\=}" "$@"'
-    _4 ';;'
-    _3 '--no-*) unset OPTARG ;;'
-    [ "$_alt" ] || {
-        [ "$_opts" ] && {
-            _3 "-[$_opts]?*) OPTARG=\$1; shift"
-            wa 'set -- "${OPTARG%"${OPTARG#??}"}" "${OPTARG#??}" "$@"'
-            _4 ';;'
-        }
-        _3 '-[!-]?*) OPTARG=$1; shift'
-        wa 'set -- "${OPTARG%"${OPTARG#??}"}" "-${OPTARG#??}" "$@"'
-        _4 'OPTARG= ;;'
-    }
-    [ "$_plus" ] && {
-        _3 '+??*) OPTARG=$1; shift'
-        wa 'set -- "${OPTARG%"${OPTARG#??}"}" "+${OPTARG#??}" "$@"'
-        _4 'unset OPTARG ;;'
-        _3 '+*) unset OPTARG ;;'
-    }
-    _2 'esac'
-    _2 'case $1 in'
-    "$@"
-    rest() {
-        _3 "$1"
-        _4 'while [ $# -gt 0 ]; do'
-        _5 "$_rest=\"\${$_rest}" '\"\${$((${OPTIND:-0}-$#))}\""'
-        _5 'shift'
-        _4 'done'
-        _4 'break ;;'
-    }
-    rest '--) shift'
-    _3 "[-${_plus:++}]?*)" 'set -- unknown "$1" && break ;;'
-    case $_mode in
-        +) rest '*)' ;;
-        *) _3 "*) $_rest=\"\${$_rest}" '\"\${$((${OPTIND:-0}-$#))}\""'
-    esac
-    _2 'esac'
-    _2 'shift'
-    _1 'done'
-    _1 '[ $# -eq 0 ] && { OPTIND=1; unset OPTARG; return 0; }'
-    _1 'case $1 in'
-    _2 'unknown) set -- "Unrecognized option: $2" "$@" ;;'
-    _2 'noarg) set -- "Does not allow an argument: $2" "$@" ;;'
-    _2 'required) set -- "Requires an argument: $2" "$@" ;;'
-    _2 'pattern:*) set -- "Does not match the pattern (${1#*:}): $2" "$@" ;;'
-    _2 '*) set -- "Validation error ($1): $2" "$@"'
-    _1 'esac'
-    [ "$_error" ] && _1 "$_error" '"$@" >&2 || exit $?'
-    _1 'echo "$1" >&2'
-    _1 'exit 1'
-    _0 '}'
-
-    # This throws an error on older versions of shellcheck.
-    # shellcheck disable=2086
-    [ ! "$_help" ] || eval "shift 2; getoptions_help $1 $_help" ${3+'"$@"'}
-}
-# URL: https://github.com/ko1nksm/getoptions (v2.0.1)
-# License: Creative Commons Zero v1.0 Universal
-getoptions_help() {
-    width=30 plus='' leading='  '
-
-    pad() { p=$2; while [ ${#p} -lt "$3" ]; do p="$p "; done; eval "$1=\$p"; }
-
-    args() {
-        _type=$1 var=${2%% *} sw='' label='' hidden='' _width=$width && shift 2
-        while [ $# -gt 0 ] && i=$1 && shift && [ ! "$i" = '--' ]; do
-            case $i in
-                --*) pad sw "$sw${sw:+, }" $((${plus:+4}+4)); sw="$sw$i" ;;
-                -?) sw="$sw${sw:+, }$i" ;;
-                +?) [ ! "$plus" ] || { pad sw "$sw${sw:+, }" 4; sw="$sw$i"; } ;;
-                *) eval "${i%%:*}=\${i#*:}"
-            esac
-        done
-        [ "$hidden" ] && return 0
-
-        [ "$label" ] || case $_type in
-            setup | msg) label='' _width=0 ;;
-            flag | disp) label="$sw " ;;
-            param) label="$sw $var " ;;
-            option) label="${sw}[=$var] "
-        esac
-        pad label "${label:+$leading}$label" "$_width"
-        [ ${#label} -le "$_width" ] && [ $# -gt 0 ] && label="$label$1" && shift
-        echo "$label"
-        pad label '' "$_width"
-        for i; do echo "$label$i"; done
-    }
-
-    for i in 'setup :' flag param option disp 'msg :'; do
-        eval "${i% *}() { args $i \"\$@\"; }"
-    done
-
-    echo "$2() {"
-    echo "cat<<'GETOPTIONSHERE'"
-    "$@"
-    echo "GETOPTIONSHERE"
-    echo "}"
-}
-
-global_options() {
-    msg -- '' 'Global Options:'
-    flag  CPT_FORCE  -f --force                init:@export -- "Force operation"
-    flag  CPT_PROMPT -y --no-prompt on:0 off:0 init:@export -- "Do not prompt for confirmation"
-    param CPT_ROOT      --root                 init:@export -- "Use an alternate root directory"
-    disp :usage      -h --help                              -- "Show this help message"
-    disp :version    -v --version                           -- "Print version information"
-}
-
-warn() {
-    # Print a warning message
-    log "$1" "$2" "${3:-WARNING}"
-}
-
-contains() {
-    # Check if a "string list" contains a word.
-    case " $1 " in *" $2 "*) return 0; esac; return 1
-}
-
-regesc() {
-    # Escape special regular expression characters as
-    # defined in POSIX BRE. '$.*[\^'
-    printf '%s\n' "$1" |
-    sed 's|\\|\\\\|g;s|\[|\\[|g;s|\$|\\$|g;s|\.|\\.|g;s|\*|\\*|g;s|\^|\\^|g'
-}
-
-
-prompt() {
-    # If a CPT_NOPROMPT variable is set, continue.
-    # This can be useful for installation scripts and
-    # bootstrapping.
-    [ "$CPT_PROMPT" = 0 ] && return 0
-
-    # Ask the user for some input.
-    [ "$1" ] && log "$1"
-    log "Continue?: Press Enter to continue or Ctrl+C to abort here"
-
-    # POSIX 'read' has none of the "nice" options like '-n', '-p'
-    # etc etc. This is the most basic usage of 'read'.
-    # '_' is used as 'dash' errors when no variable is given to 'read'.
-    read -r _ || return 1
-}
-
-as_root() {
-    # Simple function to run a command as root using either 'sudo',
-    # 'doas' or 'su'. Hurrah for choice.
-    [ "$uid" = 0 ] || log "Using '${su:-su}' (to become ${user:=root})"
-
-    # We are exporting package manager variables, so that we still have the
-    # same repository paths / access to the same cache directories etc.
-    set -- HOME="$HOME" \
-           USER="$user" \
-           XDG_CACHE_HOME="$XDG_CACHE_HOME" \
-           CPT_CACHE="$CPT_CACHE" \
-           CPT_CHOICE="$CPT_CHOICE" \
-           CPT_COMPRESS="$CPT_COMPRESS" \
-           CPT_DEBUG="$CPT_DEBUG" \
-           CPT_FETCH="$CPT_FETCH" \
-           CPT_FORCE="$CPT_FORCE" \
-           CPT_HOOK="$CPT_HOOK" \
-           CPT_KEEPLOG="$CPT_KEEPLOG" \
-           CPT_PATH="$CPT_PATH" \
-           CPT_PID="$CPT_PID" \
-           CPT_PROMPT="$CPT_PROMPT" \
-           CPT_ROOT="$CPT_ROOT" \
-           CPT_TMPDIR="$CPT_TMPDIR" \
-           "$@"
-
-    case ${su##*/} in
-        sudo|doas) "$su" -u "$user" -- env "$@" ;;
-        su)   su -c "env $* <&3" "$user" 3<&0 </dev/tty ;;
-        *)    die "Invalid CPT_SU value: $su" ;;
-    esac
-}
-
-pop() {
-    # Remove an item from a "string list". This allows us
-    # to remove a 'sed' call and reuse this code throughout.
-    del=$1
-    shift 2
-
-    for i do [ "$i" = "$del" ] || printf %s " $i "; done
-}
-
-run_hook() {
-    # If a fourth parameter 'root' is specified, source
-    # the hook from a predefined location to avoid privilige
-    # escalation through user scripts.
-    [ "$4" ] && CPT_HOOK=$CPT_ROOT/etc/cpt-hook
-
-    [ -f "$CPT_HOOK" ] || return 0
-
-    [ "$2" ] && log "$2" "Running $1 hook"
-
-    TYPE=${1:-null} PKG=${2:-null} DEST=${3:-null} . "$CPT_HOOK"
-}
-
-decompress() {
-    case $1 in
-        *.tar)      cat       ;;
-        *.bz2)      bzip2 -cd ;;
-        *.xz|*.txz) xz -dcT 0 ;;
-        *.tgz|*.gz) gzip -cd  ;;
-        *.zst)      zstd -cd  ;;
-    esac < "$1"
-}
-
-sh256() {
-    # This is a sha256sum function for outputting a standard
-    # hash digest. sha256 on BSD systems require an '-r' flag
-    # for outputting the same way with sha256sum, and still,
-    # it outputs a single space between the hash and the file
-    # whereas sha256sum outputs double spaces. It fallbacks to
-    # openssl, but that is rarely ever needed.
-    { sha256sum "$1" 2>/dev/null   ||
-      sha256 -r "$1" 2>/dev/null   ||
-      openssl dgst -r -sha256 "$1" ||
-      die "No sha256 program could be run." ;} |
-
-        while read -r hash _; do printf '%s  %s\n' "$hash" "$1"; done
-}
-
-pkg_owner() {
-    set +f
-
-    [ "$3" ] || set -- "$1" "$2" "$sys_db"/*/manifest
-
-    pkg_owner=$(grep "$@")
-    pkg_owner=${pkg_owner%/*}
-    pkg_owner=${pkg_owner##*/}
-
-    set -f -- "$pkg_owner"; unset pkg_owner
-    [ "$1" ] && printf '%s\n' "$1"
-}
-
-pkg_isbuilt() (
-    # Check if a package is built or not.
-    read -r ver rel < "$(pkg_find "$1")/version"
-
-    set +f
-    for tarball in "$bin_dir/$1#$ver-$rel.tar."*; do
-        [ -f "$tarball" ] && return 0
-    done
-    return 1
-)
-
-pkg_lint() {
-    # Check that each mandatory file in the package entry exists.
-    log "$1" "Checking repository files"
-
-    repo_dir=$(pkg_find "$1")
-
-    cd "$repo_dir" || die "'$repo_dir' not accessible"
-    [ -f sources ] || warn "$1" "Sources file not found"
-    [ -x build ]   || die "$1" "Build file not found or not executable"
-    [ -s version ] || die "$1" "Version file not found or empty"
-
-    read -r _ release 2>/dev/null < version || die "Version file not found"
-    [ "$release" ] || die "Release field not found in version file"
-
-    [ "$2" ] || [ -f checksums ] || die "$pkg" "Checksums are missing"
-}
-
-pkg_find() {
-    # Use a SEARCH_PATH variable so that we can get the sys_db into
-    # the same variable as CPT_PATH. This makes it easier when we are
-    # searching for executables instead of CPT_PATH.
-    : "${SEARCH_PATH:=$CPT_PATH:$sys_db}"
-
-    # Figure out which repository a package belongs to by
-    # searching for directories matching the package name
-    # in $CPT_PATH/*.
-    query=$1 match=$2 type=$3 IFS=:; set --
-
-    # Word splitting is intentional here.
-    # shellcheck disable=2086
-    for path in $SEARCH_PATH ; do
-        set +f
-
-        for path2 in "$path/"$query; do
-            test "${type:--d}" "$path2" && set -f -- "$@" "$path2"
-        done
-    done
-
-    IFS=$old_ifs
-
-    # A package may also not be found due to a repository not being
-    # readable by the current user. Either way, we need to die here.
-    [ "$1" ] || die "Package '$query' not in any repository"
-
-    # Show all search results if called from 'cpt search', else
-    # print only the first match.
-    [ "$match" ] && printf '%s\n' "$@" || printf '%s\n' "$1"
-}
-
-pkg_list() {
-    # List installed packages. As the format is files and
-    # directories, this just involves a simple for loop and
-    # file read.
-
-    # Change directories to the database. This allows us to
-    # avoid having to 'basename' each path. If this fails,
-    # set '$1' to mimic a failed glob which indicates that
-    # nothing is installed.
-    cd "$sys_db" 2>/dev/null || set -- "$sys_db/"\*
-
-    # Optional arguments can be passed to check for specific
-    # packages. If no arguments are passed, list all. As we
-    # loop over '$@', if there aren't any arguments we can
-    # just set the directory contents to the argument list.
-    [ "$1" ] || { set +f; set -f -- *; }
-
-    # If the 'glob' above failed, exit early as there are no
-    # packages installed.
-    [ "$1" = "$sys_db/"\* ] && return 1
-
-    # Loop over each package and print its name and version.
-    for pkg do
-        [ -d "$pkg" ] || { log "$pkg" "not installed"; return 1; }
-
-        read -r version 2>/dev/null < "$pkg/version" || version=null
-        printf '%s\n' "$pkg $version"
-    done
-}
-
-pkg_cache() {
-    read -r version release 2>/dev/null < "$(pkg_find "$1")/version"
-
-    # Initially assume that the package tarball is built with the CPT_COMPRESS
-    # value.
-    if [ -f "$bin_dir/$1#$version-$release.tar.$CPT_COMPRESS" ]; then
-        tar_file="$bin_dir/$1#$version-$release.tar.$CPT_COMPRESS"
-    else
-        set +f; set -f -- "$bin_dir/$1#$version-$release.tar."*
-        tar_file=$1
-    fi
-
-    [ -f "$tar_file" ]
-}
-
-pkg_sources() {
-    # Download any remote package sources. The existence of local
-    # files is also checked.
-    repo_dir=$(pkg_find "$1")
-
-    # Support packages without sources. Simply do nothing.
-    [ -f "$repo_dir/sources" ] || return 0
-
-    log "$1" "Downloading sources"
-
-    # Store each downloaded source in a directory named after the
-    # package it belongs to. This avoid conflicts between two packages
-    # having a source of the same name.
-    mkdir -p "$src_dir/$1" && cd "$src_dir/$1"
-
-    repo_dir=$(pkg_find "$1")
-
-    while read -r src dest || [ "$src" ]; do
-        # Remote git/hg repository or comment.
-        if [ -z "${src##\#*}" ]   ||
-           [ -z "${src##git+*}" ] ||
-           [ -z "${src##hg+*}" ]
-
-        then :
-
-        # Remote source (cached).
-        elif [ -f "${src##*/}" ]; then
-            log "$1" "Found cached source '${src##*/}'"
-
-        # Remote source.
-        elif [ -z "${src##*://*}" ]; then
-            log "$1" "Downloading $src"
-
-            curl "$src" -fLo "${src##*/}" || {
-                rm -f "${src##*/}"
-                die "$1" "Failed to download $src"
-            }
-
-        # Local source.
-        elif [ -f "$repo_dir/$src" ]; then
-            log "$1" "Found local file '$src'"
-
-        else
-            die "$1" "No local file '$src'"
-        fi
-    done < "$repo_dir/sources"
-}
-
-pkg_extract() {
-    # Extract all source archives to the build directory and copy over
-    # any local repository files.
-    repo_dir=$(pkg_find "$1")
-
-    # Support packages without sources. Simply do nothing.
-    [ -f "$repo_dir/sources" ] || return 0
-
-    log "$1" "Extracting sources"
-
-    while read -r src dest || [ "$src" ]; do
-        mkdir -p "$mak_dir/$1/$dest" && cd "$mak_dir/$1/$dest"
-
-        case $src in
-            # Git repository.
-            git+*)
-                # Split the source into URL + OBJECT (branch or commit).
-                url=${src##git+} com=${url##*[@#]} com=${com#${url%[@#]*}}
-
-                log "$1" "Cloning ${url%[@#]*}"; {
-                    git init
-                    git remote add origin "${url%[@#]*}"
-                    case "$url" in
-                        # Tags are specified via '@'
-                        *@*) git fetch -t --depth=1 origin "$com" || git fetch ;;
-                        *)   git fetch --depth=1 origin "$com" || git fetch
-                    esac
-                    git checkout "${com:-FETCH_HEAD}"
-                } || die "$1" "Failed to clone $src"
-            ;;
-
-            # Mercurial repository.
-            hg+*)
-                # Split the source into URL + OBJECT (branch or commit).
-                url=${src##hg+} com=${url##*[@#]} com=${com#${url%[@#]*}}
-
-                # Unfortunately, there is no shallow cloning with Mercurial.
-                log "$1" "Cloning ${url%[@#]*}"
-                hg clone -u "${com:-tip}"
-
-            ;;
-
-            # Comment or blank line.
-            \#*|'') continue ;;
-
-            # Only 'tar', 'cpio', and 'zip' archives are currently supported for
-            # extraction. Other filetypes are simply copied to '$mak_dir'
-            # which allows for manual extraction.
-            *://*.tar|*://*.tar.??|*://*.tar.???|*://*.tar.????|*://*.tgz|*://*.txz)
-
-                decompress "$src_dir/$1/${src##*/}" > .ktar
-
-                "$tar" xf .ktar || die "$1" "Couldn't extract ${src##*/}"
-
-                # We now list the contents of the tarball so we can do our
-                # version of 'strip-components'.
-                "$tar" tf .ktar |
-                    while read -r file; do printf '%s\n' "${file%%/*}"; done |
-
-                    # Do not repeat files.
-                    uniq |
-
-                    # For every directory in the base we move each file
-                    # inside it to the upper directory.
-                    while read -r dir ; do
-
-                        # Skip if we are not dealing with a directory here.
-                        # This way we don't remove files on the upper directory
-                        # if a tar archive doesn't need directory stripping.
-                        [ -d "${dir#.}" ] || continue
-
-                        # Change into the directory in a subshell so we don't
-                        # need to cd back to the upper directory.
-                        (
-                            cd "$dir"
-
-                            # We use find because we want to move hidden files
-                            # as well.
-                            #
-                            # Skip the file if it has the same name as the directory.
-                            # We will deal with it later.
-                            #
-                            # Word splitting is intentional here.
-                            # shellcheck disable=2046
-                            find . \( ! -name . -prune \) ! -name "$dir" \
-                                 -exec mv -f {} .. \;
-
-                            # If a file/directory with the same name as the directory
-                            # exists, append a '.cptbak' to it and move it to the
-                            # upper directory.
-                            ! [ -e "$dir" ] || mv "$dir" "../${dir}.cptbak"
-                        )
-                        rmdir "$dir"
-
-                        # If a backup file exists, move it into the original location.
-                        ! [ -e "${dir}.cptbak" ] || mv "${dir}.cptbak" "$dir"
-                done
-
-                # Clean up the temporary tarball.
-                rm -f .ktar
-            ;;
-
-            *://*.cpio|*://*.cpio.??|*://*.cpio.???|*://*.cpio.????)
-                decompress "$src_dir/$1/${src##*/}" | cpio -i
-
-            ;;
-
-            *://*.zip)
-                unzip "$src_dir/$1/${src##*/}" ||
-                    die "$1" "Couldn't extract ${src##*/}"
-
-            ;;
-
-            *)
-                # Local file.
-                if [ -f "$repo_dir/$src" ]; then
-                    cp -f "$repo_dir/$src" .
-
-                # Remote file.
-                elif [ -f "$src_dir/$1/${src##*/}" ]; then
-                    cp -f "$src_dir/$1/${src##*/}" .
-
-                else
-                    die "$1" "Local file $src not found"
-                fi
-            ;;
-        esac
-    done < "$repo_dir/sources"
-}
-
-pkg_depends() {
-    # Resolve all dependencies and generate an ordered list.
-    # This does a depth-first search. The deepest dependencies are
-    # listed first and then the parents in reverse order.
-    contains "$deps" "$1" || {
-        # Filter out non-explicit, aleady installed dependencies.
-        # Only filter installed if called from 'pkg_build()'.
-        [ "$pkg_build" ] && [ -z "$2" ] &&
-            (pkg_list "$1" >/dev/null) && return
-
-        while read -r dep type || [ "$dep" ]; do
-            # Skip test dependencies unless $CPT_TEST is set to 1.
-            case $type in test) [ "$CPT_TEST" = 1 ] || continue; esac
-
-            # Recurse through the dependencies of the child packages.
-            [ "${dep##\#*}" ] && pkg_depends "$dep"
-        done 2>/dev/null < "$(pkg_find "$1")/depends" ||:
-
-        # After child dependencies are added to the list,
-        # add the package which depends on them.
-        [ "$2" = explicit ] || deps="$deps $1 "
-    }
-}
-
-pkg_order() {
-    # Order a list of packages based on dependence and
-    # take into account pre-built tarballs if this is
-    # to be called from 'cpt i'.
-    order=; redro=; deps=
-
-    for pkg do case $pkg in
-        *.tar.*) deps="$deps $pkg "  ;;
-        *)       pkg_depends "$pkg" raw
-    esac done
-
-    # Filter the list, only keeping explicit packages.
-    # The purpose of these two loops is to order the
-    # argument list based on dependence.
-    for pkg in $deps; do ! contains "$*" "$pkg" || {
-        order="$order $pkg "
-        redro=" $pkg $redro"
-    } done
-
-    deps=
-}
-
-pkg_strip() {
-    # Strip package binaries and libraries. This saves space on the
-    # system as well as on the tarballs we ship for installation.
-
-    # Package has stripping disabled, stop here.
-    [ -f "$mak_dir/$pkg/nostrip" ] && return
-
-    log "$1" "Stripping binaries and libraries"
-
-    find "$pkg_dir/$1" -type f | while read -r file; do
-        case $(od -A o -t c -N 18 "$file") in
-            # REL (object files (.o), static libraries (.a)).
-            *177*E*L*F*0000020\ 001\ *|*\!*\<*a*r*c*h*\>*)
-                strip -g -R .comment -R .note "$file"
-            ;;
-
-            # EXEC (static binaries).
-            # DYN (shared libraries, dynamic binaries).
-            # Shared libraries keep global symbols in a separate ELF section
-            # called '.dynsym'. '--strip-all/-s' does not touch the dynamic
-            # symbol entries which makes this safe to do.
-            *177*E*L*F*0000020\ 00[23]\ *)
-                strip -s -R .comment -R .note "$file"
-            ;;
-        esac
-    done 2>/dev/null ||:
-}
-
-pkg_fix_deps() {
-    # Dynamically look for missing runtime dependencies by checking each binary
-    # and library with either 'ldd' or 'readelf'. This catches any extra
-    # libraries and or dependencies pulled in by the package's build suite.
-    log "$1" "Checking for missing dependencies"
-
-    # Go to the directory containing the built package to
-    # simplify path building.
-    cd "$pkg_dir/$1/$pkg_db/$1"
-
-    # Make a copy of the depends file if it exists to have a
-    # reference to 'diff' against.
-    if [ -f depends ]; then
-        cp -f depends "$mak_dir/d"
-        dep_file=$mak_dir/d
-    else
-        dep_file=/dev/null
-    fi
-
-    # Generate a list of all installed manifests.
-    pkg_name=$1
-    set +f; set -f -- "$sys_db/"*/manifest
-
-    # Get a list of binaries and libraries, false files
-    # will be found, however it's faster to get 'ldd' to check
-    # them anyway than to filter them out.
-    find "$pkg_dir/$pkg_name/" -type f 2>/dev/null |
-
-    while read -r file; do
-        case ${elf_prog:-ldd} in
-            *readelf) "$elf_prog" -d "$file" 2>/dev/null  ;;
-            *)        ldd "$file" 2>/dev/null  ;;
-        esac |
-        while read -r dep; do
-            # Skip lines containing 'ldd'.
-            [ "${dep##*ldd*}" ] || continue
-            case $dep in *NEEDED*\[*\] | *'=>'*) ;; *) continue; esac
-
-            # readelf output:
-            # 0x0000 (NEEDED) Shared library: [libc.so]
-            dep=${dep##*\[}
-            dep=${dep%%\]*}
-
-            # ldd output:
-            # libc.so => /lib/ld-musl-x86_64.so.1
-            dep=${dep#* => }
-            dep=${dep% *}
-
-            # Figure out which package owns the file. Skip file if it is owned
-            # by the current package. This also handles cases where a '*-bin'
-            # package exists on the system, so the package manager doesn't think
-            # that the package we are building depends on the *-bin version of
-            # itself, or any other renamed versions of the same software.
-            pkg_owner -l "/${dep#/}\$" "$PWD/manifest" >/dev/null && continue
-            pkg_owner -l "/${dep#/}\$" "$@" ||:
-        done ||:
-    done >> depends
-
-    # Remove duplicate entries from the new depends file.
-    # This removes duplicate lines looking *only* at the
-    # first column.
-    sort -uk1,1 -o depends depends 2>/dev/null ||:
-
-    # Display a diff of the new dependencies against the old ones.
-    diff -U 3 "$dep_file" depends 2>/dev/null ||:
-
-    # Remove the depends file if it is empty.
-    [ -s depends ] || rm -f depends
-}
-
-pkg_manifest() (
-    # Generate the package's manifest file. This is a list of each file
-    # and directory inside the package. The file is used when uninstalling
-    # packages, checking for package conflicts and for general debugging.
-    log "$1" "Generating manifest"
-
-    # This function runs as a sub-shell to avoid having to 'cd' back to the
-    # prior directory before being able to continue.
-    cd "${2:-$pkg_dir}/$1"
-
-    # find: Print all files and directories and append '/' to directories.
-    # sort: Sort the output in *reverse*. Directories appear *after* their
-    #       contents.
-    # sed:  Remove the first character in each line (./dir -> /dir) and
-    #       remove all lines which only contain '.'.
-    find . -type d -exec printf '%s/\n' {} + -o -print |
-        sort -r | sed '/^\.\/$/d;ss.ss' > "${2:-$pkg_dir}/$1/$pkg_db/$1/manifest"
-)
-
-pkg_etcsums() (
-    # This function runs as a sub-shell to avoid having to 'cd' back to the
-    # prior directory before being able to continue.
-    cd "$pkg_dir/$1/etc" 2>/dev/null || return 0; cd ..
-
-    # Generate checksums for each configuration file in the package's
-    # /etc/ directory for use in "smart" handling of these files.
-    log "$1" "Generating etcsums"
-
-
-    find etc -type f | while read -r file; do
-        sh256 "$file"
-    done > "$pkg_dir/$1/$pkg_db/$1/etcsums"
-)
-
-pkg_tar() {
-    # Create a tarball from the built package's files.
-    # This tarball also contains the package's database entry.
-    log "$1" "Creating tarball"
-
-    # Read the version information to name the package.
-    read -r version release < "$(pkg_find "$1")/version"
-
-    # Create a tarball from the contents of the built package.
-    "$tar" cf - -C "$pkg_dir/$1" . |
-        case $CPT_COMPRESS in
-            bz2) bzip2 -z ;;
-            xz)  xz -zT 0 ;;
-            gz)  gzip -6  ;;
-            zst) zstd -3  ;;
-            *)   gzip -6  ;;  # Fallback to gzip
-        esac \
-    > "$bin_dir/$1#$version-$release.tar.$CPT_COMPRESS"
-
-    log "$1" "Successfully created tarball"
-
-    run_hook post-package "$1" "$bin_dir/$1#$version-$release.tar.$CPT_COMPRESS"
-}
-
-pkg_build() {
-    # Build packages and turn them into packaged tarballs. This function
-    # also checks checksums, downloads sources and ensure all dependencies
-    # are installed.
-    pkg_build=1
-
-    log "Resolving dependencies"
-
-    for pkg do contains "$explicit" "$pkg" || {
-        pkg_depends "$pkg" explicit
-
-        # Mark packages passed on the command-line
-        # separately from those detected as dependencies.
-        explicit="$explicit $pkg "
-    } done
-
-    [ "$pkg_update" ] || explicit_build=$explicit
-
-    # If an explicit package is a dependency of another explicit
-    # package, remove it from the explicit list as it needs to be
-    # installed as a dependency.
-    # shellcheck disable=2086
-    for pkg do
-        contains "$deps" "$pkg" && explicit=$(pop "$pkg" from $explicit)
-    done
-
-    # See [1] at top of script.
-    # shellcheck disable=2046,2086
-    set -- $deps $explicit
-
-    log "Building: $*"
-
-    # Only ask for confirmation if more than one package needs to be built.
-    [ $# -gt 1 ] || [ "$pkg_update" ] && { prompt || exit 0 ;}
-
-    log "Checking for pre-built dependencies"
-
-    for pkg do pkg_lint "$pkg"; done
-
-    # Install any pre-built dependencies if they exist in the binary
-    # directory and are up to date.
-    for pkg do ! contains "$explicit_build" "$pkg" && pkg_cache "$pkg" && {
-        log "$pkg" "Found pre-built binary, installing"
-        (CPT_FORCE=1 cpt-install "$tar_file")
-
-        # Remove the now installed package from the build list.
-        # See [1] at top of script.
-        # shellcheck disable=2046,2086
-        set -- $(pop "$pkg" from "$@")
-    } done
-
-    for pkg do pkg_sources "$pkg"; done
-
-    pkg_verify "$@"
-
-    # Finally build and create tarballs for all passed packages and
-    # dependencies.
-    for pkg do
-        log "$pkg" "Building package ($((in = in + 1))/$#)"
-
-        pkg_extract "$pkg"
-        repo_dir=$(pkg_find "$pkg")
-
-        read -r build_version _ < "$repo_dir/version"
-
-        # Copy the build file to the build directory to users to modify it
-        # temporarily at runtime.
-        cp -f "$repo_dir/build" "$mak_dir/$pkg/.build.cpt"
-
-        # Install built packages to a directory under the package name
-        # to avoid collisions with other packages.
-        mkdir -p "$pkg_dir/$pkg/$pkg_db"
-
-        # Move to the build directory.
-        cd "$mak_dir/$pkg"
-
-        log "$pkg" "Starting build"
-
-        run_hook pre-build "$pkg" "$pkg_dir/$pkg"
-
-        # Notify the user if the build script is changed during the pre-build
-        # hook.
-        diff -q "$repo_dir/build" .build.cpt ||
-            log "$pkg" "Executing the modified build file"
-
-        # Call the build script, log the output to the terminal
-        # and to a file. There's no PIPEFAIL in POSIX shelll so
-        # we must resort to tricks like killing the script ourselves.
-        { ./.build.cpt "$pkg_dir/$pkg" "$build_version" "$sys_arch" 2>&1 || {
-            log "$pkg" "Build failed"
-            log "$pkg" "Log stored to $log_dir/$pkg-$time-$pid"
-            run_hook build-fail "$pkg" "$pkg_dir/$pkg"
-            pkg_clean
-            kill 0
-        } } | tee "$log_dir/$pkg-$time-$pid"
-
-        # Run the test script if it exists and the user wants to run tests. This
-        # is turned off by default.
-        [ -x "$repo_dir/test" ] && [ "$CPT_TEST" = 1 ] && {
-            run_hook pre-test "$pkg" "$pkg_dir/$pkg"
-            log "$pkg" "Running tests"
-            "$repo_dir/test" "$pkg_dir/$pkg" "$build_version" "$sys_arch" 2>&1 || {
-                log "$pkg" "Test failed"
-                log "$pkg" "Log stored to $log_dir/$pkg-$time-$pid"
-                run_hook test-fail "$pkg" "$pkg_dir/$pkg"
-                pkg_clean
-                kill 0
-        } } | tee -a "$log_dir/$pkg-$time-$pid"
-
-        # Delete the log file if the build succeeded to prevent
-        # the directory from filling very quickly with useless logs.
-        [ "$CPT_KEEPLOG" = 1 ] || rm -f "$log_dir/$pkg-$time-$pid"
-
-        # Copy the repository files to the package directory.
-        # This acts as the database entry.
-        cp -LRf "$repo_dir" "$pkg_dir/$pkg/$pkg_db/"
-
-        # Copy the modified build file to the package directory.
-        pkg_build="$pkg_dir/$pkg/$pkg_db/$pkg/build"
-        diff -U 3 "$pkg_build" .build.cpt > "$pkg_build.diff" &&
-            rm -f "$pkg_build.diff"
-
-        # We never ever want this. Let's end the endless conflicts
-        # and remove it.
-        find "$pkg_dir/$pkg" -name charset.alias -exec rm -f {} +
-
-        # Remove libtool's '*.la' library files. This removes cross-build
-        # system conflicts that may arise. Build-systems change, libtool
-        # is getting deprecated, we don't want a package that depends on
-        # some package's '.la' files.
-        find "$pkg_dir/$pkg" -name '*.la' -exec rm -f {} +
-
-        log "$pkg" "Successfully built package"
-
-        run_hook post-build "$pkg" "$pkg_dir/$pkg"
-
-        # Create the manifest file early and make it empty.
-        # This ensures that the manifest is added to the manifest.
-        : > "$pkg_dir/$pkg/$pkg_db/$pkg/manifest"
-
-        # If the package contains '/etc', add a file called
-        # 'etcsums' to the manifest. See comment directly above.
-        [ -d "$pkg_dir/$pkg/etc" ] &&
-            : > "$pkg_dir/$pkg/$pkg_db/$pkg/etcsums"
-
-        pkg_strip    "$pkg"
-        pkg_manifest "$pkg"
-        pkg_fix_deps "$pkg"
-        pkg_manifest "$pkg"
-        pkg_etcsums  "$pkg"
-        pkg_tar      "$pkg"
-
-        # Install only dependencies of passed packages.
-        # Skip this check if this is a package update.
-        contains "$explicit" "$pkg" && [ -z "$pkg_update" ] && continue
-
-        log "$pkg" "Needed as a dependency or has an update, installing"
-
-        (CPT_FORCE=1 cpt-install "$pkg")
-    done
-
-    # End here as this was a system update and all packages have been installed.
-    [ "$pkg_update" ] && return
-
-    log "Successfully built package(s)"
-
-    # Turn the explicit packages into a 'list'.
-    # See [1] at top of script.
-    # shellcheck disable=2046,2086
-    set -- $explicit
-
-    # Only ask for confirmation if more than one package needs to be installed.
-    [ $# -gt 1 ] && prompt "Install built packages? [$*]" && {
-        cpt-install "$@"
-        return
-    }
-
-    log "Run 'cpt i $*' to install the package(s)"
-}
-
-pkg_checksums() {
-    # Generate checksums for packages.
-    repo_dir=$(pkg_find "$1")
-
-    [ -f "$repo_dir/sources" ] || return 0
-
-    while read -r src _ || [ "$src" ]; do
-        # Comment.
-        if [ -z "${src##\#*}" ]; then
-            continue
-
-        # File is local to the package.
-        elif [ -f "$repo_dir/$src" ]; then
-            src_path=$repo_dir/${src%/*}
-
-        # File is remote and was downloaded.
-        elif [ -f "$src_dir/$1/${src##*/}" ]; then
-            src_path=$src_dir/$1
-
-        # File is a git repository.
-        elif [ -z "${src##git+*}" ]; then continue
-
-        # Die here if source for some reason, doesn't exist.
-        else
-            die "$1" "Couldn't find source '$src'"
-        fi
-
-        # An easy way to get 'sha256sum' to print with the 'basename'
-        # of files is to 'cd' to the file's directory beforehand.
-        (cd "$src_path" && sh256 "${src##*/}") ||
-            die "$1" "Failed to generate checksums"
-    done < "$repo_dir/sources"
-}
-
-pkg_verify() {
-    # Verify all package checksums. This is achieved by generating a new set of
-    # checksums and then comparing those with the old set.
-    verify_cmd="NR==FNR{a[\$1];next}/^git  .*/{next}!((\$1)in a){exit 1}"
-
-    for pkg; do
-        repo_dir=$(pkg_find "$pkg")
-        [ -f "$repo_dir/sources" ] || continue
-
-        pkg_checksums "$pkg" | awk "$verify_cmd" - "$repo_dir/checksums" || {
-        log "$pkg" "Checksum mismatch"
-
-        # Instead of dying above, log it to the terminal. Also define a
-        # variable so we *can* die after all checksum files have been
-        # checked.
-        mismatch="$mismatch$pkg "
-    } done
-
-    [ -z "$mismatch" ] || die "Checksum mismatch with: ${mismatch% }"
-}
-
-pkg_conflicts() {
-    # Check to see if a package conflicts with another.
-    log "$1" "Checking for package conflicts"
-
-    # Filter the tarball's manifest and select only files
-    # and any files they resolve to on the filesystem
-    # (/bin/ls -> /usr/bin/ls).
-    while read -r file; do
-        case $file in */) continue; esac
-
-        # Use $CPT_ROOT in filename so that we follow its symlinks.
-        file=$CPT_ROOT/${file#/}
-
-        # We will only follow the symlinks of the directories, so we
-        # reserve the directory name in this 'dirname' value. cpt-readlink
-        # functions in a similar fashion to 'readlink -f', it makes sure
-        # every component except for the first one to be available on
-        # the directory structure. If we cannot find it in the system,
-        # we don't need to make this much more complex by trying so
-        # hard to find it. Simply use the original directory name.
-        dirname="$(cpt-readlink "${file%/*}" 2>/dev/null)" ||
-            dirname="${file%/*}"
-
-
-        # Combine the dirname and file values, and print them into the
-        # temporary manifest to be parsed.
-        printf '%s/%s\n' "${dirname#$CPT_ROOT}" "${file##*/}"
-
-    done < "$tar_dir/$1/$pkg_db/$1/manifest" > "$CPT_TMPDIR/$pid/manifest"
-
-    p_name=$1
-
-    # Generate a list of all installed package manifests
-    # and remove the current package from the list.
-    # shellcheck disable=2046,2086
-    set -- $(set +f; pop "$sys_db/$p_name/manifest" from "$sys_db"/*/manifest)
-
-    [ -s "$CPT_TMPDIR/$pid/manifest" ] || return 0
-
-    # In rare cases where the system only has one package installed
-    # and you are reinstalling that package, grep will try to read from
-    # standard input if we continue here.
-    #
-    # Also, if we don't have any packages installed grep will give an
-    # error. This will not cause the installation to fail, but we don't
-    # need to check for conflicts if that's the case anyway. If we have
-    # only zero packages or one package, just stop wasting time and continue
-    # with the installation.
-    [ "$1" ] && [ -f "$1" ] || return 0
-
-    # Store the list of found conflicts in a file as we will be using the
-    # information multiple times. Storing it in the cache dir allows us
-    # to be lazy as they'll be automatically removed on script end.
-    "$grep" -Fxf "$CPT_TMPDIR/$pid/manifest" -- "$@" > "$CPT_TMPDIR/$pid/conflict" ||:
-
-
-    # Enable alternatives automatically if it is safe to do so.
-    # This checks to see that the package that is about to be installed
-    # doesn't overwrite anything it shouldn't in '/var/db/cpt/installed'.
-    "$grep" -q ":/var/db/cpt/installed/" "$CPT_TMPDIR/$pid/conflict" ||
-        choice_auto=1
-
-    # Use 'grep' to list matching lines between the to
-    # be installed package's manifest and the above filtered
-    # list.
-    if [ "$CPT_CHOICE" != 0 ] && [ "$choice_auto" = 1 ]; then
-
-        # This is a novel way of offering an "alternatives" system.
-        # It is entirely dynamic and all "choices" are created and
-        # destroyed on the fly.
-        #
-        # When a conflict is found between two packages, the file
-        # is moved to a directory called "choices" and its name
-        # changed to store its parent package and its intended
-        # location.
-        #
-        # The package's manifest is then updated to reflect this
-        # new location.
-        #
-        # The 'cpt choices' command parses this directory and
-        # offers you the CHOICE of *swapping* entries in this
-        # directory for those on the filesystem.
-        #
-        # The choices command does the same thing we do here,
-        # it rewrites manifests and moves files around to make
-        # this work.
-        #
-        # Pretty nifty huh?
-        while IFS=: read -r _ con; do
-            printf '%s\n' "Found conflict $con"
-
-            # Create the "choices" directory inside of the tarball.
-            # This directory will store the conflicting file.
-            mkdir -p "$tar_dir/$p_name/${cho_dir:=var/db/cpt/choices}"
-
-            # Construct the file name of the "db" entry of the
-            # conflicting file. (pkg_name>usr>bin>ls)
-            con_name=$(printf %s "$con" | sed 's|/|>|g')
-
-            # Move the conflicting file to the choices directory
-            # and name it according to the format above.
-            mv -f "$tar_dir/$p_name/$con" \
-                  "$tar_dir/$p_name/$cho_dir/$p_name$con_name" 2>/dev/null || {
-                log "File must be in ${con%/*} and not a symlink to it"
-                log "This usually occurs when a binary is installed to"
-                log "/sbin instead of /usr/bin (example)"
-                log "Before this package can be used as an alternative,"
-                log "this must be fixed in $p_name. Contact the maintainer"
-                die "by checking 'git log' or by running 'cpt-maintainer'"
-            }
-        done < "$CPT_TMPDIR/$pid/conflict"
-
-        # Rewrite the package's manifest to update its location
-        # to its new spot (and name) in the choices directory.
-        pkg_manifest "$p_name" "$tar_dir" 2>/dev/null
-
-    elif [ -s "$CPT_TMPDIR/$pid/conflict" ]; then
-        log "Package '$p_name' conflicts with another package" "" "!>"
-        log "Run 'CPT_CHOICE=1 cpt i $p_name' to add conflicts" "" "!>"
-        die "as alternatives."
-    fi
-}
-
-pkg_swap() {
-    # Swap between package alternatives.
-    pkg_list "$1" >/dev/null
-
-    alt=$(printf %s "$1$2" | sed 's|/|>|g')
-    cd "$sys_db/../choices"
-
-    [ -f "$alt" ] || [ -h "$alt" ] ||
-        die "Alternative '$1 $2' doesn't exist"
-
-    if [ -f "$2" ]; then
-        # Figure out which package owns the file we are going to swap for
-        # another package's.
-        #
-        # Print the full path to the manifest file which contains
-        # the match to our search.
-
-        pkg_owns=$(pkg_owner -lFx "$2") ||
-            die "File '$2' exists on filesystem but isn't owned"
-
-        log "Swapping '$2' from '$pkg_owns' to '$1'"
-
-        # Convert the current owner to an alternative and rewrite
-        # its manifest file to reflect this. We then resort this file
-        # so no issues arise when removing packages.
-        cp  -Pf "$CPT_ROOT/$2" "$pkg_owns>${alt#*>}"
-        sed "s#^$(regesc "$2")#${PWD#$CPT_ROOT}/$pkg_owns>${alt#*>}#" \
-            "../installed/$pkg_owns/manifest" |
-            sort -r -o "../installed/$pkg_owns/manifest"
-    fi
-
-    # Convert the desired alternative to a real file and rewrite
-    # the manifest file to reflect this. The reverse of above.
-    mv -f "$alt" "$CPT_ROOT/$2"
-    sed "s#^${PWD#$CPT_ROOT}/$(regesc "$alt")#$2#" "../installed/$1/manifest" |
-        sort -r -o "../installed/$1/manifest"
-}
-
-pkg_etc() {
-    [ -d "$tar_dir/$pkg_name/etc" ] || return 0
-
-    (cd "$tar_dir/$pkg_name"
-
-    # Create all directories beforehand.
-    find etc -type d | while read -r dir; do
-        mkdir -p "$CPT_ROOT/$dir"
-    done
-
-    # Handle files in /etc/ based on a 3-way checksum check.
-    find etc ! -type d | while read -r file; do
-        { sum_new=$(sh256 "$file")
-          sum_sys=$(cd "$CPT_ROOT/"; sh256 "$file")
-          sum_old=$("$grep" "$file$" "$mak_dir/c"); } 2>/dev/null ||:
-
-        log "$pkg_name" "Doing 3-way handshake for $file"
-        printf '%s\n' "Previous: ${sum_old:-null}"
-        printf '%s\n' "System:   ${sum_sys:-null}"
-        printf '%s\n' "New:      ${sum_new:-null}"
-
-        # Use a case statement to easily compare three strings at
-        # the same time. Pretty nifty.
-        case ${sum_old:-null}${sum_sys:-null}${sum_new} in
-            # old = Y, sys = X, new = Y
-            "${sum_new}${sum_sys}${sum_old}")
-                log "Skipping $file"
-                continue
-            ;;
-
-            # old = X, sys = X, new = X
-            # old = X, sys = Y, new = Y
-            # old = X, sys = X, new = Y
-            "${sum_old}${sum_old}${sum_old}"|\
-            "${sum_old:-null}${sum_sys}${sum_sys}"|\
-            "${sum_sys}${sum_old}"*)
-                log "Installing $file"
-                new=
-            ;;
-
-            # All other cases.
-            *)
-                warn "$pkg_name" "saving /$file as /$file.new" "->"
-                new=.new
-            ;;
-        esac
-
-        cp -fPp "$file"  "$CPT_ROOT/${file}${new}"
-        chown root:root "$CPT_ROOT/${file}${new}" 2>/dev/null
-    done) ||:
-}
-
-pkg_remove() {
-    # Remove a package and all of its files. The '/etc' directory
-    # is handled differently and configuration files are *not*
-    # overwritten.
-    pkg_list "$1" >/dev/null || return
-
-    # Make sure that nothing depends on this package.
-    [ "$CPT_FORCE" = 1 ] || {
-        log "$1" "Checking for reverse dependencies"
-
-        (cd "$sys_db"; set +f; grep -lFx "$1" -- */depends) &&
-            die "$1" "Can't remove package, others depend on it"
-    }
-    # Block being able to abort the script with 'Ctrl+C' during removal.
-    # Removes all risk of the user aborting a package removal leaving
-    # an incomplete package installed.
-    trap_set block
-
-    if [ -x "$sys_db/$1/pre-remove" ]; then
-        log "$1" "Running pre-remove script"
-        "$sys_db/$1/pre-remove" ||:
-    fi
-
-    # Create a temporary list of all directories, so we don't accidentally
-    # remove anything from packages that create empty directories for a
-    # purpose (such as baselayout).
-    manifest_list="$(set +f; pop "$sys_db/$1/manifest" from "$sys_db/"*/manifest)"
-    # shellcheck disable=2086
-    [ "$manifest_list" ] && grep -h '/$' $manifest_list | sort -ur > "$mak_dir/dirs"
-
-    run_hook pre-remove "$1" "$sys_db/$1" root
-
-    while read -r file; do
-        # The file is in '/etc' skip it. This prevents the package
-        # manager from removing user edited configuration files.
-        [ "${file##/etc/*}" ] || continue
-
-        if [ -d "$CPT_ROOT/$file" ]; then
-            "$grep" -Fxq "$file" "$mak_dir/dirs" 2>/dev/null && continue
-            rmdir "$CPT_ROOT/$file" 2>/dev/null || continue
-        else
-            rm -f "$CPT_ROOT/$file"
-        fi
-    done < "$sys_db/$1/manifest"
-
-    # Reset 'trap' to its original value. Removal is done so
-    # we no longer need to block 'Ctrl+C'.
-    trap_set cleanup
-
-    run_hook post-remove "$1" "$CPT_ROOT/" root
-
-    log "$1" "Removed successfully"
-}
-
-pkg_install() {
-    # Install a built package tarball.
-
-    # Install can also take the full path to a tarball.
-    # We don't need to check the repository if this is the case.
-    if [ -f "$1" ] && [ -z "${1%%*.tar*}" ] ; then
-        tar_file=$1
-        pkg_name=${1##*/}
-        pkg_name=${pkg_name%#*}
-
-    else
-        pkg_cache "$1" ||
-            die "package has not been built, run 'cpt b pkg'"
-
-        pkg_name=$1
-    fi
-
-    mkdir -p "$tar_dir/$pkg_name"
-    log "$pkg_name" "Extracting $tar_file"
-
-    # Extract the tarball to catch any errors before installation begins.
-    decompress "$tar_file" | "$tar" xf - -C "$tar_dir/$pkg_name"
-
-    [ -f "$tar_dir/$pkg_name/$pkg_db/$pkg_name/manifest" ] ||
-        die "'${tar_file##*/}' is not a valid CPT package"
-
-    # Ensure that the tarball's manifest is correct by checking that
-    # each file and directory inside of it actually exists.
-    [ "$CPT_FORCE" != 1 ] && log "$pkg_name" "Checking package manifest" &&
-        while read -r line; do
-            # Skip symbolic links
-            [ -h "$tar_dir/$pkg_name/$line" ] ||
-            [ -e "$tar_dir/$pkg_name/$line" ] || {
-        log "File $line missing from tarball but mentioned in manifest" "" "!>"
-        TARBALL_FAIL=1
-        }
-    done < "$tar_dir/$pkg_name/$pkg_db/$pkg_name/manifest"
-    [ "$TARBALL_FAIL" ] && {
-        log "You can still install this package by setting CPT_FORCE variable"
-        die "$pkg_name" "Missing files in manifest"
-    }
-
-    log "$pkg_name" "Checking that all dependencies are installed"
-
-    # Make sure that all run-time dependencies are installed prior to
-    # installing the package.
-    [ -f "$tar_dir/$pkg_name/$pkg_db/$pkg_name/depends" ] &&
-    [ "$CPT_FORCE" != 1 ] &&
-        while read -r dep dep_type || [ "$dep" ]; do
-            [ "${dep##\#*}" ] || continue
-            [ "$dep_type" ]   || pkg_list "$dep" >/dev/null ||
-                install_dep="$install_dep'$dep', "
-        done < "$tar_dir/$pkg_name/$pkg_db/$pkg_name/depends"
-
-    [ "$install_dep" ] && die "$1" "Package requires ${install_dep%, }"
-
-    run_hook pre-install "$pkg_name" "$tar_dir/$pkg_name" root
-
-    pkg_conflicts "$pkg_name"
-
-    log "$pkg_name" "Installing package incrementally"
-
-    # Block being able to abort the script with Ctrl+C during installation.
-    # Removes all risk of the user aborting a package installation leaving
-    # an incomplete package installed.
-    trap_set block
-
-    # If the package is already installed (and this is an upgrade) make a
-    # backup of the manifest and etcsums files.
-    cp -f "$sys_db/$pkg_name/manifest" "$mak_dir/m" 2>/dev/null ||:
-    cp -f "$sys_db/$pkg_name/etcsums"  "$mak_dir/c" 2>/dev/null ||:
-
-    # This is repeated multiple times. Better to make it a function.
-    pkg_rsync() {
-        rsync "--chown=$USER:$USER" --chmod=Du-s,Dg-s,Do-s \
-              -WhHKa --no-compress --exclude /etc "${1:---}" \
-              "$tar_dir/$pkg_name/" "$CPT_ROOT/"
-    }
-
-    # Install the package by using 'rsync' and overwrite any existing files
-    # (excluding '/etc/').
-    pkg_rsync --info=progress2
-    pkg_etc
-
-    # Remove any leftover files if this is an upgrade.
-    "$grep" -vFxf "$sys_db/$pkg_name/manifest" "$mak_dir/m" 2>/dev/null |
-
-    while read -r file; do
-        file=$CPT_ROOT/$file
-
-        # Skip deleting some leftover files.
-        case $file in /etc/*) continue; esac
-
-        # Remove files.
-        if [ -f "$file" ] && [ ! -L "$file" ]; then
-            rm -f "$file"
-
-        # Remove file symlinks.
-        elif [ -h "$file" ] && [ ! -d "$file" ]; then
-            unlink "$file" ||:
-
-        # Skip directory symlinks.
-        elif [ -h "$file" ] && [ -d "$file" ]; then :
-
-        # Remove directories if empty.
-        elif [ -d "$file" ]; then
-            rmdir "$file" 2>/dev/null ||:
-        fi
-    done ||:
-
-    log "$pkg_name" "Verifying installation"
-    { pkg_rsync; pkg_rsync; } ||:
-
-    # Reset 'trap' to its original value. Installation is done so
-    # we no longer need to block 'Ctrl+C'.
-    trap_set cleanup
-
-    if [ -x "$sys_db/$pkg_name/post-install" ]; then
-        log "$pkg_name" "Running post-install script"
-        "$sys_db/$pkg_name/post-install" ||:
-    fi
-
-    run_hook post-install "$pkg_name" "$sys_db/$pkg_name" root
-
-    log "$pkg_name" "Installed successfully"
-}
-
-pkg_fetch() {
-    log "Updating repositories"
-
-    run_hook pre-fetch
-
-    # Create a list of all repositories.
-    # See [1] at top of script.
-    # shellcheck disable=2046,2086
-    { IFS=:; set -- $CPT_PATH; IFS=$old_ifs ;}
-
-    # Update each repository in '$CPT_PATH'. It is assumed that
-    # each repository is 'git' tracked.
-    for repo; do
-        # Go to the root of the repository (if it exists).
-        cd "$repo"
-        cd "$(git rev-parse --show-toplevel 2>/dev/null)" 2>/dev/null ||
-            cd "$(hg root 2>/dev/null)" 2>/dev/null ||:
-
-        if [ -d .git ]; then
-
-            [ "$(git remote 2>/dev/null)" ] || {
-                log "$repo" " "
-                printf '%s\n' "No remote, skipping."
-                continue
-            }
-
-            contains "$repos" "$PWD" || {
-                repos="$repos $PWD "
-
-                # Display a tick if signing is enabled for this
-                # repository.
-                case $(git config merge.verifySignatures) in
-                    true) log "$PWD" "[signed] " ;;
-                    *)    log "$PWD" " " ;;
-                esac
-
-                if [ -w "$PWD" ] && [ "$uid" != 0 ]; then
-                    git fetch
-                    git merge
-                    git submodule update --remote --init -f
-
-                else
-                    [ "$uid" = 0 ] || log "$PWD" "Need root to update"
-
-                    # Find out the owner of the repository and spawn
-                    # git as this user below.
-                    #
-                    # This prevents 'git' from changing the original
-                    # ownership of files and directories in the rare
-                    # case that the repository is owned by a 3rd user.
-                    (
-                        user=$(cpt-stat "$PWD")       || user=root
-                        id -u "$user" >/dev/null 2>&1 || user=root
-
-                        [ "$user" = root ] ||
-                            log "Dropping permissions to $user for pull"
-
-                        git_cmd="git fetch && git merge && git submodule update --remote --init -f"
-                        case $su in *su) git_cmd="'$git_cmd'"; esac
-
-                        # Spawn a subshell to run multiple commands as
-                        # root at once. This makes things easier on users
-                        # who aren't using persist/timestamps for auth
-                        # caching.
-                        user=$user as_root sh -c "$git_cmd"
-                    )
-                fi
-            }
-        elif [ -d .hg ]; then
-
-            [ "$(hg showconfig paths 2>/dev/null)" ] || {
-                log "$repo" " "
-                printf '%s\n' "No remote, skipping."
-                continue
-            }
-
-            contains "$repos $PWD" || {
-                repos="$repos $PWD"
-
-                if [ -w "$PWD" ] && [ "$uid" != 0 ]; then
-                    hg pull
-                    hg update
-                else
-                    [ "$uid" ] || log "$PWD" "Need root to update"
-
-                    # We are going to do the same operation as above, to
-                    # find the owner of the repository.
-                    (
-                        user=$(cpt-stat "$PWD")       || user=root
-                        id -u "$user" >/dev/null 2>&1 || user=root
-
-                        [ "$user" = root ] ||
-                            log "Dropping permissions to $user for pull"
-
-                        hg_cmd="hg pull && hg update"
-
-                        case $su in *su) hg_cmd="'$hg_cmd'"; esac
-                        user=$user as_root sh -c "$hg_cmd"
-                    )
-                fi
-            }
-        elif [ -f .rsync ]; then
-            # If an .rsync_root file exists, we check that the repository root
-            # exists. If it does, we change to that directory to do the fetch.
-            # This way, we allow for partial repositories while making sure that
-            # we can fetch the repository in a single operation.
-            [ -f .rsync_root ] && {
-                read -r rsync_root < .rsync_root
-                [ -f "$rsync_root/.rsync" ] && cd "$rsync_root"
-            }
-            contains "$repos" "$PWD" || {
-                repos="$repos $PWD"
-                read -r remote < .rsync
-                if [ -w "$PWD" ] && [ "$uid" != 0 ]; then
-                    rsync -acvzzC --include=core --delete "$remote/" "$PWD"
-                else
-                    [ "$uid" = 0 ] || log "$PWD" "Need root to update"
-
-                    # Similar to the git update, we find the owner of
-                    # the repository and spawn rsync as that user.
-                    (
-                        user=$(cpt-stat "$PWD")      || user=root
-                        id -u "$user" >/dev/null 2>&1 || user=root
-
-                        [ "$user" = root ] ||
-                            log "Dropping permissions to $user for pull"
-
-                        user=$user as_root rsync -acvzzC --include=core --delete "$remote/" "$PWD"
-                    )
-                fi
-            }
-        else
-            log "$repo" " "
-            printf '%s\n' "Not a remote repository, skipping."
-        fi
-    done
-
-    run_hook post-fetch
-}
-
-pkg_updates(){
-    # Check all installed packages for updates. So long as the installed
-    # version and the version in the repositories differ, it's considered
-    # an update.
-    [ "$CPT_FETCH" = 0 ] || pkg_fetch
-
-    log "Checking for new package versions"
-
-    set +f
-
-    for pkg in "$sys_db/"*; do
-        pkg_name=${pkg##*/}
-
-        # Read version and release information from the installed packages
-        # and repository.
-        read -r db_ver db_rel < "$pkg/version"
-        read -r re_ver re_rel < "$(pkg_find "$pkg_name")/version"
-
-        # Compare installed packages to repository packages.
-        [ "$db_ver-$db_rel" != "$re_ver-$re_rel" ] && {
-            printf '%s\n' "$pkg_name $db_ver-$db_rel ==> $re_ver-$re_rel"
-            outdated="$outdated$pkg_name "
-        }
-    done
-
-    set -f
-
-    # If the download option is specified only download the outdated packages
-    # and exit.
-    # shellcheck disable=2154
-    [ "$download_only" = 1 ] && {
-        log "Only sources for the packages will be acquired"
-        prompt || exit 0
-
-        for pkg in $outdated; do
-            pkg_sources "$pkg"
-        done
-
-        exit 0
-    }
-
-    contains "$outdated" cpt && {
-        log "Detected package manager update"
-        log "The package manager will be updated first"
-
-        prompt || exit 0
-
-        pkg_build cpt
-        cpt-install cpt
-
-        log "Updated the package manager"
-        log "Re-run 'cpt update' to update your system"
-
-        exit 0
-    }
-
-    [ "$outdated" ] || {
-        log "Everything is up to date"
-        return
-    }
-
-    log "Packages to update: ${outdated% }"
-
-    # Tell 'pkg_build' to always prompt before build.
-    pkg_update=1
-
-    # Build all packages requiring an update.
-    # See [1] at top of script.
-    # shellcheck disable=2046,2086
-    {
-        pkg_order $outdated
-        pkg_build $order
-    }
-
-    log "Updated all packages"
-}
-
-pkg_clean() {
-    # Clean up on exit or error. This removes everything related
-    # to the build.
-    [ "$CPT_DEBUG" != 1 ] || return 0
-
-    # Block 'Ctrl+C' while cache is being cleaned.
-    trap_set block
-
-    # Remove temporary items.
-    rm -rf -- "${CPT_TMPDIR:=$cac_dir/proc}/$pid"
-}
-
-create_cache() {
-    # A temporary directory can be specified apart from the cache
-    # directory in order to build in a user specified directory.
-    # /tmp could be used in order to build on ram, useful on SSDs.
-    # The user can specify CPT_TMPDIR for this.
-    #
-    # Create the required temporary directories and set the variables
-    # which point to them.
-    mkdir -p "${CPT_TMPDIR:=$cac_dir/proc}" \
-             "${mak_dir:=$CPT_TMPDIR/$pid/build}" \
-             "${pkg_dir:=$CPT_TMPDIR/$pid/pkg}" \
-             "${tar_dir:=$CPT_TMPDIR/$pid/export}"
-
-}
-
-# main()
-{
-    set -ef
-
-    # If a parser definition exists, let's run it ourselves. This makes sure we
-    # get the variables as soon as possible.
-    command -v parser_definition >/dev/null && {
-        eval "$(getoptions parser_definition parse "$0")"
-        parse "$@"
-        eval set -- "$REST"
-    }
-
-    # Create the cache directories for CPT and set the variables which point
-    # to them. This is seperate from temporary directories created in
-    # create_cache(). That's because we need these variables set on most
-    # occasions.
-    mkdir -p "${cac_dir:=${CPT_CACHE:=${XDG_CACHE_HOME:-$HOME/.cache}/cpt}}" \
-             "${src_dir:=$cac_dir/sources}" \
-             "${log_dir:=$cac_dir/logs}" \
-             "${bin_dir:=$cac_dir/bin}"
-
-    # Set the location to the repository and package database.
-    pkg_db=var/db/cpt/installed
-
-    # The PID of the current shell process is used to isolate directories
-    # to each specific CPT instance. This allows multiple package manager
-    # instances to be run at once. Store the value in another variable so
-    # that it doesn't change beneath us.
-    pid=${CPT_PID:-$$}
-
-    # Force the C locale to speed up things like 'grep' which disable unicode
-    # etc when this is set. We don't need unicode and a speed up is always
-    # welcome.
-    export LC_ALL=C LANG=C
-
-    # Catch errors and ensure that build files and directories are cleaned
-    # up before we die. This occurs on 'Ctrl+C' as well as success and error.
-    trap_set cleanup
-
-    # Prefer GNU grep if installed as it is much much faster than busybox's
-    # implementation. Very much worth it if you value performance over
-    # POSIX correctness (grep quoted to avoid shellcheck false-positive).
-    grep=$(command -v ggrep) || grep='grep'
-
-    # Prefer libarchive tar or GNU tar if installed as they are  much
-    # much faster than busybox's implementation. Very much worth it if
-    # you value performance.
-    tar=$(command -v bsdtar || command -v gtar) || tar=tar
-
-    # Figure out which 'sudo' command to use based on the user's choice or
-    # what is available on the system.
-    su=${CPT_SU:-$(command -v sudo || command -v doas)} || su=su
-
-    # Store the date and time of script invocation to be used as the name
-    # of the log files the package manager creates uring builds.
-    time=$(date '+%Y-%m-%d-%H:%M')
-
-    # Use readelf for fixing dependencies if it is available, fallback to
-    # ldd. readelf shows only the actual dependencies and doesn't include
-    # the libraries required by the dependencies.
-    elf_prog=${CPT_ELF:="$(
-               command -v readelf       ||
-               command -v llvm-readelf  ||
-               command -v eu-readelf)"} || elf_prog=ldd
-
-    # Make note of the user's current ID to do root checks later on.
-    # This is used enough to warrant a place here.
-    uid=$(id -u)
-
-    # Save IFS, so we can restore it back to what it was before.
-    old_ifs=$IFS
-
-    # Make sure that the CPT_ROOT doesn't end with a '/'. This might
-    # break some operations.
-    [ -z "$CPT_ROOT" ] || [ "${CPT_ROOT##*/}" ] || {
-        warn "" "Your CPT_ROOT variable shouldn't end with '/'"
-        CPT_ROOT=${CPT_ROOT%/}
-    }
-
-    # Define an optional sys_arch variable in order to provide
-    # information to build files with architectural information.
-    sys_arch=$(uname -m 2>/dev/null) ||:
-
-    # Define this variable but don't create its directory structure from
-    # the get go. It will be created as needed by package installation.
-    sys_db=$CPT_ROOT/$pkg_db
-
-    # This allows for automatic setup of a CPT chroot and will
-    # do nothing on a normal system.
-    mkdir -p "$CPT_ROOT/" 2>/dev/null ||:
-
-    # Set a value for CPT_COMPRESS if it isn't set.
-    : "${CPT_COMPRESS:=gz}"
-
-    # Unless being piped or the user specifically doesn't want colors, set
-    # colors. This can of course be overriden if the user specifically want
-    # colors during piping.
-    if { [ "$CPT_COLOR" != 0 ] && [ -t 1 ] ;} || [ "$CPT_COLOR" = 1 ]; then
-        colory="\033[1;33m" colorb="\033[1;36m" colre="\033[m"
-    fi
-
-}