dotfiles: update git config

select origin dynamically

.config/dotfiles/gen-gitignore.sh

@@ -0,0 +1,32 @@
+#!/bin/sh
+set -ef
+
+path_gitignore='.config/dotfiles/gitignore'
+
+gen_gitignore() {
+    git rev-parse --git-dir >/dev/null 2>&1
+    touch "$1"
+    {
+        echo '*'
+        git ls-files | sed -E 's:^:!/:'
+    } > "$1"
+    exit 0
+}
+
+me=$(readlink -e "$0")
+topdir=$(printf '%s' "${me}" | sed -E 's:/[^/]+/[^/]+/[^/]+$::')
+cd "${topdir}"
+
+export GIT_OPTIONAL_LOCKS=0
+
+dir="${me%/*}/repo.git"
+if [ -d "${dir}" ] ; then
+    ## end-point installation
+    GIT_DIR="${dir}"
+    GIT_WORK_TREE="${topdir}"
+    export GIT_DIR GIT_WORK_TREE
+    gen_gitignore "${GIT_WORK_TREE}/${path_gitignore}"
+else
+    ## development tree
+    gen_gitignore "${path_gitignore}"
+fi

.config/dotfiles/gitignore

@@ -0,0 +1,93 @@
+*
+!/.cache/zsh/compcache/.keep
+!/.cache/zsh/completion/.keep
+!/.cache/zsh/compzwc/.keep
+!/.cache/zsh/ssh/.keep
+!/.config/dotfiles/bin/.keep
+!/.config/dotfiles/gen-gitignore.sh
+!/.config/dotfiles/gitattributes
+!/.config/dotfiles/gitignore
+!/.config/dotfiles/gitignore.vcs
+!/.config/dotfiles/install.sh
+!/.config/dotfiles/scripts/.keep
+!/.config/dotfiles/woodpecker.yml
+!/.config/htop/htoprc.dist
+!/.config/mc/ini.dist
+!/.config/sbuild/config.pl.dist
+!/.config/zsh.dots/.zshenv
+!/.config/zsh/_.zsh
+!/.config/zsh/_wip/enclave.zsh.wip
+!/.config/zsh/alias.zsh
+!/.config/zsh/alias/containers.zsh
+!/.config/zsh/alias/diff.zsh
+!/.config/zsh/alias/directories.zsh
+!/.config/zsh/alias/git.zsh
+!/.config/zsh/alias/gpg.zsh
+!/.config/zsh/alias/grep.zsh
+!/.config/zsh/alias/history.zsh
+!/.config/zsh/alias/idle.zsh
+!/.config/zsh/alias/k8s.zsh
+!/.config/zsh/alias/kconfig.zsh
+!/.config/zsh/alias/ls.zsh
+!/.config/zsh/alias/quilt.zsh
+!/.config/zsh/alias/sbuild.zsh
+!/.config/zsh/alias/sudo.zsh
+!/.config/zsh/alias/telnet.zsh
+!/.config/zsh/completion/.keep
+!/.config/zsh/completion/bash.zsh
+!/.config/zsh/completion/external.zsh
+!/.config/zsh/completion/system.zsh
+!/.config/zsh/env.zsh
+!/.config/zsh/env/aux.zsh
+!/.config/zsh/env/containers.zsh
+!/.config/zsh/env/gopath.zsh
+!/.config/zsh/env/history.zsh
+!/.config/zsh/env/ld.so.zsh
+!/.config/zsh/env/pager.zsh
+!/.config/zsh/env/quilt.zsh
+!/.config/zsh/env/sed.zsh
+!/.config/zsh/env/xdg.zsh
+!/.config/zsh/lib.zsh
+!/.config/zsh/lib/alternatives.zsh
+!/.config/zsh/lib/cmdtime.zsh
+!/.config/zsh/lib/completion.zsh
+!/.config/zsh/lib/csv.zsh
+!/.config/zsh/lib/curl.zsh
+!/.config/zsh/lib/git.zsh
+!/.config/zsh/lib/gpg.zsh
+!/.config/zsh/lib/history.zsh
+!/.config/zsh/lib/prompt.zsh
+!/.config/zsh/lib/pswalk.zsh
+!/.config/zsh/lib/say-my.zsh
+!/.config/zsh/lib/selfservice.zsh
+!/.config/zsh/lib/systemd.zsh
+!/.config/zsh/lib/term.zsh
+!/.config/zsh/lib/time.zsh
+!/.config/zsh/lib/title.zsh
+!/.config/zsh/local.zsh.example
+!/.config/zsh/local/.keep
+!/.config/zsh/local/completion/.keep
+!/.config/zsh/local/env.zsh.example
+!/.config/zsh/opt.zsh
+!/.config/zsh/opt/chase.zsh
+!/.config/zsh/opt/completion.zsh
+!/.config/zsh/opt/directories.zsh
+!/.config/zsh/opt/history.zsh
+!/.config/zsh/opt/prompt.zsh
+!/.config/zsh/rc.zsh
+!/.config/zsh/rc/completion.zsh
+!/.config/zsh/rc/gpg-agent.zsh
+!/.config/zsh/rc/keyboard.zsh
+!/.config/zsh/rc/pager.zsh
+!/.config/zsh/rc/prompt.zsh
+!/.config/zsh/rc/ssh-agent.zsh
+!/.config/zsh/rc/terminal.zsh
+!/.config/zsh/var/.keep
+!/.gdbinit
+!/.gitconfig
+!/.sbuildrc.dist
+!/.screenrc
+!/.selected_editor
+!/.vimrc
+!/.zshenv
+!/.zshrc

.config/dotfiles/gitignore.vcs

@@ -0,0 +1,18 @@
+!/.cache/zsh/compcache/.keep
+!/.cache/zsh/completion/.keep
+!/.cache/zsh/compzwc/.keep
+!/.cache/zsh/ssh/.keep
+!/.config/zsh/local/.keep
+!/.config/zsh/local/completion/.keep
+!/.config/zsh/local/env.zsh.example
+!/.config/zsh/var/.keep
+
+/.cache/zsh/compcache/*
+/.cache/zsh/compdump
+/.cache/zsh/completion/*
+/.cache/zsh/compzwc/*
+/.cache/zsh/ssh/*
+/.config/zsh/**/*.zwc
+/.config/zsh/local.zsh
+/.config/zsh/local/*
+/.config/zsh/var/*

.config/dotfiles/install.sh

@@ -0,0 +1,278 @@
+#!/bin/sh
+set -ef
+
+uri_krdsh="${GITKRDSH:-https://git.krd.sh/krd}/dotfiles"
+uri_github="${GITHUB:-https://github.com/rockdrilla}/dotfiles"
+
+git_branch='main'
+
+d_repo='.config/dotfiles/repo.git'
+f_gitignore='.config/dotfiles/gitignore'
+
+have_cmd() {
+    command -v "$1" >/dev/null 2>&1 || return $?
+}
+
+fetch() {
+    if have_cmd curl ; then
+        curl -sSL ${2:+ -o "$2" } "$1" || return $?
+        return 0
+    fi
+    if have_cmd wget ; then
+        if [ -n "$2" ] ; then
+            wget -q -O - "$1" > "$2" || return $?
+        else
+            wget -q -O - "$1" || return $?
+        fi
+        return 0
+    fi
+    x=/usr/lib/apt/apt-helper
+    if have_cmd $x ; then
+        if [ -n "$2" ] ; then
+            $x download-file "$1" "$2" || return $?
+            return 0
+        fi
+        __fetch_t=$(mktemp) || return 1
+        set +e
+        (
+            set -e
+            $x download-file "$1" "${__fetch_t}" || return $?
+            cat "${__fetch_t}"
+        )
+        __fetch_r=$?
+        rm -f "${__fetch_t}" ; unset __fetch_t
+        return ${__fetch_r}
+    fi
+    echo 'no method is available to fetch URLs' >&2
+    return 1
+}
+
+test_forge() {
+    fetch "$1" "$2" || return 1
+    [ "$(head -n 1 "$2")" = '*' ] || return 1
+    return 0
+}
+
+select_forge() {
+    unset uri_gitignore uri_repo uri_tarball
+    __t=$(mktemp)
+    ## try with git.krd.sh
+    while [ -z "${uri_repo}" ] ; do
+        t_gitignore="${uri_krdsh}/raw/branch/${git_branch}/${f_gitignore}"
+        test_forge "${t_gitignore}" "${__t}" || break
+
+        uri_repo="${uri_krdsh}.git"
+        uri_gitignore="${t_gitignore}"
+        uri_tarball="${uri_krdsh}/archive/${git_branch}.tar.gz"
+
+        break
+    done
+    ## try with github.com
+    while [ -z "${uri_repo}" ] ; do
+        t_gitignore="${uri_github}/raw/${git_branch}/${f_gitignore}"
+        test_forge "${t_gitignore}" "${__t}" || break
+
+        uri_repo="${uri_github}.git"
+        uri_gitignore="${t_gitignore}"
+        uri_tarball="${uri_github}/archive/refs/heads/${git_branch}.tar.gz"
+
+        break
+    done
+    rm -f "${__t}" ; unset __t
+    unset t_gitignore
+    if [ -n "${uri_repo}" ] ; then
+        return 0
+    fi
+    echo 'no forge is available to fetch URLs' >&2
+    return 1
+}
+
+main() {
+    ## test connectivity and select forge
+    select_forge
+
+    umask 0077
+
+    if have_cmd git ; then
+        if [ -s "${HOME}/${d_repo}/HEAD" ] ; then
+            dot_update
+        else
+            dot_install
+        fi
+    else
+        echo 'git is missing, proceed "raw" installation.' >&2
+        dot_install_raw
+    fi
+
+    propagate_dist_files
+
+    echo 'installed.' >&2
+}
+
+dot_install() {
+    backup_unconditionally
+    git_env
+    mkdir -p "${GIT_DIR}"
+    git init
+    git branch -M "${git_branch}" || true
+    git_config_init
+    git_update
+}
+
+dot_update() {
+    git_env
+    git_update
+}
+
+find_fast() {
+    find "$@" -printf . -quit | grep -Fq .
+}
+
+dot_install_raw() {
+    tf_tar=$(mktemp)
+    fetch "${uri_tarball}" "${tf_tar}"
+
+    td_tree=$(mktemp -d)
+
+    if ! tar_try_extract "${tf_tar}" "${td_tree}" "${f_gitignore}" ; then
+        rm -rf "${tf_tar}" "${td_tree}"
+        exit 1
+    fi
+    rm -f "${tf_tar}"
+
+    tf_list=$(mktemp)
+    fetch "${uri_gitignore}" \
+    | sed -En '/^!\/(.+)$/{s//\1/;p;}' \
+    > "${tf_list}"
+
+    td_backup=$(mktemp -d)
+    while read -r f ; do
+        if [ -f "${HOME}/$f" ] ; then
+            if cmp_files "${td_tree}" "${HOME}" "$f" ; then
+                continue
+            fi
+            d=$(dirname "$f")
+            if [ -n "$d" ] ; then
+                mkdir -p "${td_backup}/$d"
+            fi
+            cat < "${HOME}/$f" > "${td_backup}/$f"
+        fi
+    done < "${tf_list}"
+    rm -f "${tf_list}" ; unset tf_list
+
+    tar -C "${td_tree}" -cf . - | tar -C "${HOME}" -xf -
+    rm -rf "${td_tree}"
+
+    if find_fast "${td_backup}/" -mindepth 1 ; then
+        echo "backed-up files are here: ${td_backup}/"
+        find "${td_backup}/" -mindepth 1 -ls
+    else
+        rmdir "${td_backup}"
+    fi
+}
+
+git_env() {
+    GIT_DIR="${HOME}/${d_repo}"
+    GIT_WORK_TREE="${HOME}"
+    export GIT_DIR GIT_WORK_TREE
+}
+
+git_config_init() {
+    ## remote
+    git remote add origin "${uri_repo}"
+    git config remote.origin.fetch "+refs/heads/${git_branch}:refs/remotes/origin/${git_branch}"
+    git config remote.origin.tagopt '--no-tags'
+    git config "branch.${git_branch}.remote" origin
+    ## repo-specific
+    git config core.worktree "${GIT_WORK_TREE}"
+    git config core.excludesfile "${f_gitignore}"
+}
+
+git_config() {
+    ## repo-specific
+    git remote set-url origin "${uri_repo}"
+    git config core.attributesfile .config/dotfiles/gitattributes
+    ## migration (remove later)
+    git config --unset gc.auto || :
+    git config --unset pull.ff || :
+    ## size optimization
+    git config core.bigFileThreshold 64k
+    git config core.compression 9
+    git config core.looseCompression 8
+    git config pack.compression 9
+    git config pack.threads 2
+    ## generic
+    git config receive.denyNonFastForwards true
+}
+
+git_update() {
+    git_config
+    git remote update -p
+    git pull || git reset --hard "origin/${git_branch}"
+    git gc --aggressive --prune=all --force || git gc || true
+}
+
+tar_test() {
+    tar --wildcards -tf "$@" >/dev/null 2>&1
+}
+
+tar_try_extract() {
+    if tar_test "$1" "$3" ; then
+        tar -C "$2" -xf "$2"
+        return
+    fi
+    opt='--strip-components=1'
+    if tar_test "$1" ${opt} "*/$3" ; then
+        tar -C "$2" ${opt} -xf "$2"
+        return
+    fi
+    return 1
+}
+
+cmp_files() {
+    cmp -s "$1/$3" "$2/$3" >/dev/null 2>&1
+}
+
+backup_unconditionally() {
+    tf_list=$(mktemp)
+    fetch "${uri_gitignore}" \
+    | sed -En '/^!\/(.+)$/{s//\1/;p;}' \
+    > "${tf_list}"
+
+    td_backup=$(mktemp -d)
+    while read -r f ; do
+        if [ -f "${HOME}/$f" ] ; then
+            d=$(dirname "$f")
+            if [ -n "$d" ] ; then
+                mkdir -p "${td_backup}/$d"
+            fi
+            mv -f "${HOME}/$f" "${td_backup}/$f"
+        fi
+    done < "${tf_list}"
+    rm -f "${tf_list}" ; unset tf_list
+
+    if find_fast "${td_backup}/" -mindepth 1 ; then
+        echo "backed-up files are here: ${td_backup}/"
+        find "${td_backup}/" -mindepth 1 -ls
+    else
+        rmdir "${td_backup}"
+    fi
+}
+
+propagate_dist_files() {
+    tf_list=$(mktemp)
+    sed -En '/^!\/(.+\.dist)$/{s//\1/;p;}' < "${HOME}/${f_gitignore}" > "${tf_list}"
+
+    while read -r f_dist ; do
+        [ -n "${f_dist}" ] || continue
+        [ -f "${f_dist}" ] || continue
+
+        f=${f_dist%.dist}
+        if [ -f "$f" ] ; then continue ; fi
+
+        cp "${f_dist}" "$f"
+    done < "${tf_list}"
+    rm -f "${tf_list}" ; unset tf_list
+}
+
+main "$@"

.config/dotfiles/woodpecker.yml

@@ -0,0 +1,34 @@
+steps:
+  - name: check
+    image: docker.io/debian:bookworm-slim
+    environment:
+      DEBCONF_NONINTERACTIVE_SEEN: 'true'
+      DEBIAN_FRONTEND: 'noninteractive'
+      DEBIAN_PRIORITY: 'critical'
+      TERM: 'linux'
+      MALLOC_ARENA_MAX: '4'
+    commands:
+      - |
+        : # install required packages
+        apt-get -y update
+        apt-get -y install file findutils git shellcheck zsh
+        apt-get -y clean
+      - |
+        : # verify that repo doesn't contain "garbage"
+        find_fast() {
+            find "$@" -printf . -quit | grep -Fq .
+        }
+        if find_fast ./ -type f -name '*.zwc' ; then
+          echo 'found *.zwc' >&2
+          find ./ -type f -name '*.zwc' | sort -V
+          exit 1
+        fi
+      - |
+        : # try zsh compile
+        git ls-files | sort -uV | xargs -r file -N -i | grep text/x-shellscript | cut -d: -f1 \
+        | xargs -r -n1 zsh -efc 'zcompile -UR "$@"' --
+        find ./ -type f -name '*.zwc' -delete
+      - |
+        : # try shellcheck (except for *.zsh)
+        git ls-files | grep -Fv '.zsh' | sort -uV | xargs -r file -N -i | grep text/x-shellscript | cut -d: -f1 \
+        | xargs -r -n1 shellcheck

.config/htop/htoprc.dist

@@ -0,0 +1,65 @@
+# Beware! This file is rewritten by htop when settings are changed in the interface.
+# The parser is also very primitive, and not human-friendly.
+htop_version=3.3.0
+config_reader_min_version=3
+fields=0 48 17 18 38 39 40 2 46 47 49 1
+hide_kernel_threads=1
+hide_userland_threads=1
+hide_running_in_container=0
+shadow_other_users=0
+show_thread_names=1
+show_program_path=1
+highlight_base_name=1
+highlight_deleted_exe=1
+shadow_distribution_path_prefix=1
+highlight_megabytes=1
+highlight_threads=1
+highlight_changes=0
+highlight_changes_delay_secs=5
+find_comm_in_cmdline=1
+strip_exe_from_cmdline=1
+show_merged_command=0
+header_margin=1
+screen_tabs=1
+detailed_cpu_time=1
+cpu_count_from_one=0
+show_cpu_usage=1
+show_cpu_frequency=1
+show_cpu_temperature=1
+degree_fahrenheit=0
+update_process_names=0
+account_guest_in_cpu_meter=1
+color_scheme=0
+enable_mouse=1
+delay=11
+hide_function_bar=0
+header_layout=three_30_40_30
+column_meters_0=Hostname System DateTime Uptime Blank Tasks LoadAverage FileDescriptors
+column_meter_modes_0=2 2 2 2 2 2 2 2
+column_meters_1=Memory HugePages Swap Blank AllCPUs2
+column_meter_modes_1=1 1 1 2 1
+column_meters_2=DiskIO NetworkIO Battery Blank PressureStallCPUSome PressureStallMemorySome PressureStallMemoryFull PressureStallIOSome PressureStallIOFull
+column_meter_modes_2=2 2 2 2 2 2 2 2 2
+tree_view=1
+sort_key=46
+tree_sort_key=0
+sort_direction=-1
+tree_sort_direction=1
+tree_view_always_by_pid=1
+all_branches_collapsed=0
+screen:Main=PID USER PRIORITY NICE M_VIRT M_RESIDENT M_SHARE STATE PERCENT_CPU PERCENT_MEM TIME Command
+.sort_key=PERCENT_CPU
+.tree_sort_key=PID
+.tree_view_always_by_pid=1
+.tree_view=1
+.sort_direction=-1
+.tree_sort_direction=1
+.all_branches_collapsed=0
+screen:I/O=PID USER IO_PRIORITY IO_RATE IO_READ_RATE IO_WRITE_RATE PERCENT_SWAP_DELAY PERCENT_IO_DELAY Command
+.sort_key=PID
+.tree_sort_key=PID
+.tree_view_always_by_pid=1
+.tree_view=1
+.sort_direction=-1
+.tree_sort_direction=1
+.all_branches_collapsed=0

.config/mc/ini.dist

@@ -0,0 +1,2 @@
+[Midnight-Commander]
+skin=dark

.config/sbuild/config.pl.dist

@@ -0,0 +1,21 @@
+$chroot_mode = "schroot";
+$build_path = '';
+
+$pgp_options = [ '-us', '-uc', '-ui' ];
+
+$build_arch_all = 1;
+$build_arch_any = 1;
+$check_space = 0;
+$enable_network = 1;
+
+$run_autopkgtest = 0;
+$run_lintian = 0;
+$run_piuparts = 0;
+
+$apt_distupgrade = 0;
+$apt_upgrade = 0;
+
+$purge_build_directory = 'successful';
+
+# don't remove this, Perl needs it:
+1;

.config/zsh.dots/.zshenv

@@ -0,0 +1,6 @@
+#!/bin/zsh
+if [[ -o interactive ]] ; then
+    ## early redirect
+    ZDOTDIR="${ZDOTDIR%/${ZDOTDIR:t2}}"
+    source "${ZDOTDIR}/.zshenv"
+fi

.config/zsh/_.zsh

@@ -0,0 +1,55 @@
+#!/bin/zsh
+
+## early module load
+zmodload -s zsh/zprof
+
+typeset -gA ZSHU
+
+ZSHU[t_begin]=${(%):-%D{%s.%6.}}
+
+ZSHU[d_zdot]="${ZDOTDIR}"
+ZSHU[d_dotfiles]="${ZDOTDIR}/.config/dotfiles"
+ZSHU[d_conf]="${ZDOTDIR}/.config/zsh"
+ZSHU[d_cache]="${ZDOTDIR}/.cache/zsh"
+
+ZSHU[d_var]="${ZSHU[d_conf]}/var"
+ZSHU[d_bin]="${ZSHU[d_dotfiles]}/bin"
+ZSHU[d_scripts]="${ZSHU[d_dotfiles]}/scripts"
+
+## early escape
+unsetopt global_rcs
+
+## safety measure:
+## redirect all following activity within ZDOTDIR to cache
+export ZDOTDIR="${ZDOTDIR}/.config/zsh.dots"
+
+## cleanup: start from scratch
+for i ( a s f d ) ; do unhash -$i -m '*' ; done ; unset i
+
+## set default umask
+umask 0022
+
+zshu_parts=( env opt lib rc alias local )
+
+for n ( ${zshu_parts} ) ; do
+    [ -s "${ZSHU[d_conf]}/$n.zsh" ] || continue
+    source "${ZSHU[d_conf]}/$n.zsh"
+done ; unset n
+
+for n ( ${zshu_parts} ) ; do
+    [ -d "${ZSHU[d_conf]}/$n" ] || continue
+    for i ( "${ZSHU[d_conf]}/$n"/*.zsh(N.r) ) ; do
+        source "$i"
+    done
+done ; unset i n
+
+unset zshu_parts
+
+hash -f
+
+t=${(%):-%D{%s.%6.}}
+t=$[ t - ZSHU[t_begin] ]
+unset 'ZSHU[t_begin]'
+n=${t#*.}
+ZSHU[t_load]=${t%.*}.${n:0:4}
+unset n t

.config/zsh/_wip/enclave.zsh.wip

@@ -0,0 +1,63 @@
+#!/bin/zsh
+
+if autoload -Uz add-zsh-hook ; then
+
+ZSHU[f_enclave]="${ZSHU[d_var]}/enclave"
+[ -f "${ZSHU[f_enclave]}" ] || touch "${ZSHU[f_enclave]}"
+[ -s "${ZSHU[f_enclave]}" ] && . "${ZSHU[f_enclave]}"
+
+## <test data>
+test_enclave_enter() { echo "you are in $1 enclave" 1>&2 ; }
+test_enclave_leave() { echo "you are left $1 enclave" 1>&2 ; }
+
+zstyle ":enclave:box1:path:${HOME}/prj/*" ''
+zstyle ":enclave:box1:path:${HOME}/prj/_stale/*" exclude
+zstyle ':enclave:box1:env:unset' 'var2'
+zstyle ':enclave:box1:env:set' 'var1' 1
+zstyle ':enclave:box1:on_enter' test_enclave_enter
+zstyle ':enclave:box1:on_leave' test_enclave_leave
+
+zstyle ":enclave:box2:path:${HOME}/doc/*" ''
+zstyle ":enclave:box2:path:${HOME}/doc/work/*" exclude
+zstyle ':enclave:box2:env:unset' 'var1'
+zstyle ':enclave:box2:env:set' 'var2' 1
+zstyle ':enclave:box2:on_enter' test_enclave_enter
+zstyle ':enclave:box2:on_leave' test_enclave_leave
+
+typeset -g var1=0
+typeset -g var2=0
+## </test data>
+
+__z_enclave_list() {
+    local -aU list=( $(zstyle -L ':enclave:*' \
+                       | sed -En "/^zstyle '?:enclave:([^:]+):.*\$/{s//\1/;p;}") )
+    printf '%s' "${(j: :)list}"
+}
+
+__z_chpwd_enclave() {
+    [ -z "${PWD}" ] && return
+    ## enclave changed? if no - do nothing
+    [ -z "${OLDPWD}" ] && return
+    [ "${PWD}" = "${OLDPWD}" ] && return
+
+    local a
+    zstyle -s ":enclave:*:path:$PWD" '' a && \
+    declare -p a
+
+    ## call on_leave()
+    ## unset previously set
+    ## set previously set
+
+    env > /tmp/env
+}
+
+# zstyle -L ':enclave:*'
+# echo
+
+
+    add-zsh-hook chpwd __z_chpwd_enclave
+    __z_chpwd_enclave
+
+else
+    echo "enclaves are disabled due to missing hook support" 1>&2
+fi

.config/zsh/alias.zsh

@@ -0,0 +1,5 @@
+#!/bin/zsh
+
+alias which='whence -p '
+alias which-command='whence -p '
+alias zsh-which='whence -c '

.config/zsh/alias/containers.zsh

@@ -0,0 +1,197 @@
+#!/bin/zsh
+
+typeset -Uga ZSHU_CNTR_SHELLS=( /bin/bash /bin/sh /bin/ash )
+typeset -ga ZSHU_CNTR_FALLBACK_SHELL=( /busybox/busybox sh )
+
+alias bud='buildah bud --network=host -f '
+
+function {
+    local i
+    for i ( run images ps top inspect logs ) ; do
+        alias "pod-$i"="podman $i "
+    done
+}
+
+z-pod() { command podman "$@" ; }
+
+alias podman='z-podman '
+z-podman() {
+    case "${1:-}" in
+    run )    shift ; z-pod-run "$@" ;;
+    images ) shift ; z-pod-images "$@" ;;
+    ps )     shift ; z-pod-ps "$@" ;;
+    top )    shift ; z-pod-top "$@" ;;
+    * ) z-pod "$@" ;;
+    esac
+}
+
+z-pod-run() {
+    z-pod run -e "TERM=${TERM:-linux}" --rm -it "$@"
+}
+
+z-pod-images() {
+    local have_flags=0
+    case "$1" in
+    -* ) have_flags=1 ;;
+    esac
+    if [ ${have_flags} = 1 ] ; then
+        z-pod images "$@"
+        return $?
+    fi
+    z-pod images --format 'table {{.ID}} {{.Repository}}:{{.Tag}} {{.Size}} {{.Created}} |{{.CreatedAt}}' "$@"
+}
+
+z-pod-ps() {
+    local have_flags=0
+    case "$1" in
+    -* ) have_flags=1 ;;
+    esac
+    if [ ${have_flags} = 1 ] ; then
+        z-pod ps "$@"
+        return $?
+    fi
+    z-pod ps -a --sort names --format 'table {{.ID}} {{.Names}} {{.Image}} {{.CreatedHuman}} {{.Status}}' "$@"
+}
+
+z-pod-top() {
+    local have_flags=0
+    case "$1" in
+    -* ) have_flags=1 ;;
+    esac
+    if [ ${have_flags} = 1 ] ; then
+        z-pod top "$@"
+        return $?
+    fi
+    if [ $# -eq 1 ] ; then
+        z-pod top "$1" 'pid,ppid,user,args,pcpu,time,stime,etime,state,nice,rss,vsz'
+    else
+        z-pod top "$@"
+    fi
+}
+
+pod-images-grep() {
+    z-pod-images \
+    | {
+        if [ -z "$1" ] ; then
+            head
+        else
+            sed -En "1{p;D};\\${ZSHU_XSED}$1${ZSHU_XSED}p"
+        fi
+    }
+}
+
+## NB: naive. rewrite!
+pod-run-sh() {
+    local -a cntr_opts=( --network=host --entrypoint='[]' --user=0:0 )
+    local i
+    local -a shell
+    for i ( ${ZSHU_CNTR_SHELLS} ) ; do
+        echo "pod-run-sh: trying $i as shell" >&2
+        z-pod-run ${cntr_opts[@]} "$@" "$i" -c ':' 2>/dev/null || continue
+        shell=($i) ; break
+    done
+    while [ -z "${shell}" ] ; do
+        echo "pod-run-sh: trying '${ZSHU_CNTR_FALLBACK_SHELL[*]}' as last-resort shell" >&2
+        z-pod-run ${cntr_opts[@]} "$@" ${ZSHU_CNTR_FALLBACK_SHELL[@]} -c ':' 2>/dev/null || break
+        shell=(${ZSHU_CNTR_FALLBACK_SHELL})
+        break
+    done
+    if [ -z "${shell}" ] ; then
+        echo "unable to run: $*"
+        return 1
+    fi
+    z-pod-run ${cntr_opts[@]} "$@" ${shell[@]}
+}
+
+## NB: naive. rewrite!
+sko-inspect() {
+    local i
+    i="${1:?}" ; shift
+    command skopeo inspect "$@" "docker://$i"
+}
+
+## NB: naive. rewrite!
+sko-list-tags() {
+    local i
+    i="${1:?}" ; shift
+    command skopeo list-tags "$@" "docker://$i"
+}
+
+## NB: naive. rewrite!
+pod-dive() {
+    local i
+    i="${1:?}" ; shift
+    command dive "$@" "podman://$i"
+}
+
+jq-visual() { jq -C | "${PAGER:-cat}" ; }
+jq-config() { jq '.[].Config' ; }
+jq-tags() { jq -r '.Tags[]' ; }
+
+alias dkr='docker '
+alias dkr-run='dkr run -e "TERM=${TERM:-linux}" --rm -it '
+alias dkr-ps='dkr ps '
+alias dkr-images='dkr images --format "table {{.ID}}\\t{{.Repository}}:{{.Tag}}\\t{{.Size}}\\t{{.CreatedAt}}" '
+alias dkr-inspect='dkr inspect '
+alias dkr-logs='dkr logs '
+
+z-dkr() { command docker "$@" ; }
+
+z-dkr-run() {
+    z-dkr run -e "TERM=${TERM:-linux}" --rm -it "$@"
+}
+
+## NB: naive. rewrite!
+dkr-run-sh() {
+    local -a cntr_opts=( --network=host --entrypoint='' --user=0:0 )
+    local i
+    local -a shell
+    for i ( ${ZSHU_CNTR_SHELLS} ) ; do
+        echo "dkr-run-sh: trying $i as shell" >&2
+        z-dkr-run ${cntr_opts[@]} "$@" "$i" -c ':' 2>/dev/null || continue
+        shell=($i) ; break
+    done
+    while [ -z "${shell}" ] ; do
+        echo "dkr-run-sh: trying '${ZSHU_CNTR_FALLBACK_SHELL[*]}' as last-resort shell" >&2
+        z-dkr-run ${cntr_opts[@]} "$@" ${ZSHU_CNTR_FALLBACK_SHELL[@]} -c ':' 2>/dev/null || break
+        shell=(${ZSHU_CNTR_FALLBACK_SHELL})
+        break
+    done
+    if [ -z "${shell}" ] ; then
+        echo "unable to run: $*"
+        return 1
+    fi
+    z-dkr-run ${cntr_opts[@]} "$@" ${shell[@]}
+}
+
+## NB: naive. rewrite!
+dkr-dive() {
+    local i
+    i="${1:?}" ; shift
+    command dive "$@" "docker://$i"
+}
+
+typeset -g ZSHU_GRP_DOCKER=docker
+z-adjust-docker() {
+    [ ${UID} -eq 0 ] && return 0
+
+    getent group "${ZSHU_GRP_DOCKER}" >/dev/null || return 1
+    (( ${+commands[docker]} )) || return 127
+
+    local _users=$(getent group "${ZSHU_GRP_DOCKER}" | cut -d: -f4)
+    local -a users=("${(@s[,])_users}")
+    local i found
+    for i ( ${users}) ; do
+        if [ "$i" = "${USERNAME}" ] ; then
+            found=1
+            break
+        fi
+    done
+    [ -n "${found}" ] && return 0
+
+    (( ${+commands[sudo]} )) || return 127
+
+    alias docker='sudo docker '
+    z-dkr() { command sudo docker "$@" ; }
+    return 0
+}

.config/zsh/alias/diff.zsh

@@ -0,0 +1,5 @@
+#!/bin/zsh
+
+z-alt-set-static \
+    'diff|. .' \
+    'diff --color=auto|diff'

.config/zsh/alias/directories.zsh

@@ -0,0 +1,31 @@
+#!/bin/zsh
+
+## alias -g ...='../..'
+## alias -g ....='../../..'
+## ...
+for (( i=3 ; i < 10 ; i++ )) ; do
+    alias -g ${(l:i::.:)}='..'${(l:3*(i-2)::/..:)}
+done ; unset i
+
+alias -- -='cd -'
+alias 1='cd -'
+## alias 2='cd -2'
+## ...
+for (( i=2 ; i < 10 ; i++ )) ; do
+    alias $i="cd -$i"
+done ; unset i
+
+## "Go to Dir" - create path if missing
+gd() {
+    [ $# -lt 2 ] || echo "# gd() takes no more than one argument, seen instead: $#" >&2
+
+    case "$#" in
+    0 ) cd ;;
+    * )
+        if ! [ -d "$1" ] ; then
+            mkdir -p "$1" || return $?
+        fi
+        cd "$1"
+    ;;
+    esac
+}

.config/zsh/alias/git.zsh

@@ -0,0 +1,68 @@
+#!/bin/zsh
+
+git-dir-usage() {
+    local gitdir x topdir
+    gitdir=$(__z_git rev-parse --git-dir) || return $?
+    x=$(__z_git rev-parse --path-format=absolute 2>/dev/null) || return $?
+    if [ -n "$x" ] ; then
+        ## older git version which does not support "--path-format=absolute"
+        : TODO
+    else
+        gitdir=$(__z_git rev-parse --path-format=absolute --git-dir) || return $?
+    fi
+
+    case "${gitdir}" in
+    */* ) topdir=${gitdir:h} ; gitdir=${gitdir:t} ;;
+    esac
+
+    local -a subdirs
+    for x ( logs/refs objects/info objects/pack ) ; do
+        [ -d "${gitdir}/$x" ] || continue
+        subdirs+="${gitdir}/$x"
+    done
+    
+    (
+        [ -n "${topdir}" ] && cd "${topdir}/"
+        if [ ${#subdirs} -gt 0 ] ; then
+            du -d1 "${subdirs[@]}"
+        fi
+        du -d1 "${gitdir}"
+    ) | grep -Ev '^[0-9]K?\s' | sort -Vk2
+}
+
+git-gc() {
+    git-dir-usage || return $?
+    echo
+    echo "# git gc $*" >&2
+    z-time idle git gc "$@"
+    echo
+    git-dir-usage
+}
+
+git-gc-force() {
+    git-dir-usage || return $?
+    echo
+    echo "# git gc --aggressive --force $*" >&2
+    z-time idle git gc --aggressive --force "$@"
+    echo
+    echo "# git repack -Ad" >&2
+    z-time idle git repack -Ad
+    echo
+    git-dir-usage
+}
+
+git-archive-ref() {
+    local name ver gitref topdir c_hash c_time out
+    name="${1:?}" ver="${2:?}" gitref="${3:?}"
+    topdir=$(__z_git rev-parse --show-toplevel) || return $?
+    c_hash=$(__z_git log -n 1 --format='%h' --abbrev=8 "${gitref}") || return $?
+    c_time=$(__z_git log -n 1 --format='%cd' --date='format:%Y%m%d.%H%M%S' "${gitref}") || return $?
+    out="${name}_${ver}+git.${c_time}.${c_hash}.tar"
+    topdir=${topdir:h}
+    git archive --format=tar -o "${topdir}/${out}" --prefix="${name}-${ver}-git.${c_hash}/" "${gitref}" || return $?
+    echo "archived to ${out} in ${topdir}/" >&2
+}
+
+git-br() {
+    __z_git -c core.pager='cat' branch --no-abbrev "$@"
+}

.config/zsh/alias/gpg.zsh

@@ -0,0 +1,14 @@
+#!/bin/zsh
+
+gpg-warmup() {
+    (( ${+commands[gpg]} )) || return 127
+
+    local t r
+
+    t=$(mktemp)
+    command gpg -abs "$t"
+    r=$?
+    rm -f "$t" "$t.asc"
+
+    return "$r"
+}

.config/zsh/alias/grep.zsh

@@ -0,0 +1,31 @@
+#!/bin/zsh
+
+z-alt-grep() {
+    local -a a
+    local n
+
+    a=( ${(@s:|:)1} )
+    [ ${#a} = 0 ] && a=( "$1" )
+    n=${#a}
+    [ -z "$1" ] && n=0
+    case "$n" in
+    0 ) ;;
+    * )
+        z-alt-set-static \
+          "grep|-q -e ' ' ${ZSHU[d_conf]}/_.zsh" \
+          "$1" \
+          "GREP_OPTIONS='' command" \
+    ;;
+    esac
+}
+
+## TODO: add --exclude-dir={.bzr,CVS,.git,.hg,.svn,.idea,.tox}
+GREP_GNU='--color=auto'
+
+z-alt-grep "grep ${GREP_GNU}|grep"
+unfunction z-alt-grep
+unset GREP_GNU
+
+alias grep='grep '
+alias egrep='grep -E '
+alias fgrep='grep -F '

.config/zsh/alias/history.zsh

@@ -0,0 +1,5 @@
+#!/bin/zsh
+
+fc() { builtin fc -i "$@" ; }
+
+# history() { builtin fc -il "$@" ; }

.config/zsh/alias/idle.zsh

@@ -0,0 +1,42 @@
+#!/bin/zsh
+
+idle() {
+    [ -n "${1:?}" ]
+
+    local f
+
+    f=$(type "$1")
+    case "$f" in
+    "$1 is /"* )
+        z-idle-ext "$@"
+    ;;
+    * )
+        z-idle-int "$@"
+    ;;
+    esac
+}
+
+z-idle-ext() {
+    [ -n "${1:?}" ]
+
+    local -a s
+
+    s+=( $(z-alt-find 'nice -n +40') )
+    s+=( $(z-alt-find 'chrt -i 0'  ) )
+    s+=( $(z-alt-find 'ionice -c 3') )
+    command ${s[@]} "$@"
+}
+
+z-idle-int() {
+    [ -n "${1:?}" ]
+
+    ## execute in subshell
+    (
+        {
+        command renice -n +40 -p ${sysparams[pid]}
+        command chrt -i -p 0 ${sysparams[pid]}
+        command ionice -c 3 -p ${sysparams[pid]}
+        } </dev/null &>/dev/null
+        "$@"
+    )
+}

.config/zsh/alias/k8s.zsh

@@ -0,0 +1,3 @@
+#!/bin/zsh
+
+alias k='kubectl '

.config/zsh/alias/kconfig.zsh

@@ -0,0 +1,23 @@
+#!/bin/zsh
+
+kconf-set() {
+    local n v
+    n="${1:?}" v=$2
+    shift 2
+
+    [ $# -gt 0 ] || return 1
+
+    command grep -ElZ "^((CONFIG_)?$n=|# (CONFIG_)?$n is not set)" "$@" \
+    | xargs -0 -r sed -i -E -e "s/^(((CONFIG_)?$n)=.+|# ((CONFIG_)?$n) is not set)\$/\\2\\4=$v/"
+}
+
+kconf-unset() {
+    local n
+    n="${1:?}"
+    shift
+
+    [ $# -gt 0 ] || return 1
+
+    command grep -ElZ "^(CONFIG_)?$n=" "$@" \
+    | xargs -0 -r sed -i -E -e "s/^((CONFIG_)?$n)=.+\$/# \\1 is not set/"
+}

.config/zsh/alias/ls.zsh

@@ -0,0 +1,57 @@
+#!/bin/zsh
+
+if [ -z "${LS_COLORS}" ] ; then
+    (( $+commands[dircolors] )) && eval "$(dircolors -b)"
+fi
+
+case "${ZSHU[os_family]}" in
+bsd | darwin ) export LSCOLORS="Gxfxcxdxbxegedabagacad" ;;
+esac
+
+z-alt-ls() {
+    local -a a
+    local n
+
+    a=( ${(@s:|:)1} )
+    [ ${#a} = 0 ] && a=( "$1" )
+    n=${#a}
+    [ -z "$1" ] && n=0
+    case "$n" in
+    0 ) ;;
+    * )
+        z-alt-set-static \
+          'ls|-d .' \
+          "$1" \
+          "LS_OPTIONS='' command"
+    ;;
+    esac
+}
+
+LS_GNU='--color=tty --group-directories-first'
+
+case "${ZSHU[os_type]}" in
+linux* )   alt="ls ${LS_GNU}|ls" ;;
+netbsd* )  alt="gls ${LS_GNU}|ls" ;;
+openbsd* ) alt="gls ${LS_GNU}|colorls -G|ls" ;;
+freebsd* ) alt="gls ${LS_GNU}|ls -G|ls" ;;
+darwin* )  alt="gls ${LS_GNU}|ls -G|ls" ;;
+* )        alt="ls ${LS_GNU}|ls" ;;
+esac
+
+z-alt-ls "${alt}"
+unset -f z-alt-ls
+unset alt LS_GNU
+
+[ -n "${LS_COLORS}" ] && zstyle ':completion:*' list-colors "${(s.:.)LS_COLORS}"
+
+case "${ZSHU[os_family]}" in
+linux ) alias l='ls -lhF ' ;;
+bsd )   alias l='ls -lhIF ' ;;
+esac
+
+alias ll='ls -lAF '
+
+case "${ZSHU[os_family]}" in
+linux ) alias lll='ls -lAn --full-time ' ;;
+bsd )   alias lll='ls -lAnT ' ;;
+esac

.config/zsh/alias/quilt.zsh

@@ -0,0 +1,84 @@
+#!/bin/zsh
+
+z-quilt() { command quilt "$@" ; }
+
+quilt-series-strip-comments() {
+    sed -E '/^[[:space:]]*(#|$)/d' "$@"
+}
+
+quilt-series-auto() {
+    [ -n "${1:?}" ]
+    [ -d "$1" ] || return 1
+
+    find "$1/" -follow -type f -printf '%P\0' \
+    | sed -zEn '/\.(diff|patch)$/p' \
+    | sort -zuV \
+    | xargs -0r printf '%s\n'
+}
+
+krd-quilt() {
+    (( $+commands[quilt] )) || return 127
+
+    [ -n "${1:?}" ]
+
+    local patchdir series tmp_series
+
+    if [ -d "$1" ] ; then
+        patchdir="$1/debian/patches"
+        if [ -d "${patchdir}" ] ; then
+            [ -f "${patchdir}/series" ] || return 1
+        else
+            patchdir="$1"
+        fi
+
+        series="${patchdir}/series"
+        if ! [ -f "${series}" ] ; then
+            mkdir -p "$1/.pc" || return 1
+            series="$1/.pc/krd-quilt-series"
+            touch "${series}" || return 1
+            quilt-series-auto "${patchdir}" > "${series}"
+        fi
+    elif [ -f "$1" ] ; then
+        [ -s "$1" ] || return 1
+
+        series="$1"
+        patchdir=${series:h}
+    else
+        return 1
+    fi
+
+    local r
+    (
+        z-quilt-default-env
+        set -a
+        QUILT_SERIES="${series}"
+        QUILT_PATCHES="${patchdir}"
+        set +a
+
+        r=0
+        while read -rs i ; do
+            [ -n "$i" ] || continue
+
+            z-quilt --fuzz=0 push "$i"
+            r=$? ; [ $r -eq 0 ] || exit $r
+            z-quilt refresh "$i"
+            r=$? ; [ $r -eq 0 ] || exit $r
+
+            sed -E -i \
+              -e 's#^(-{3} )[^/][^/]*/(.*)$#\1a/\2#;' \
+              -e 's#^(\+{3} )[^/][^/]*/(.*)$#\1b/\2#' \
+            "$i"
+
+            rm -f "$i"'~'
+        done <<< $(
+            if ! z-quilt unapplied ; then
+                quilt-series-strip-comments "${series}" \
+                | sed -E "s${ZSHU_XSED}^${ZSHU_XSED}${patchdir}/${ZSHU_XSED}"
+            fi
+        )
+        exit $r
+    )
+    r=$?
+
+    return $r
+}

.config/zsh/alias/sbuild.zsh

@@ -0,0 +1,74 @@
+#!/bin/zsh
+
+krd-debsrc() {
+    (( $+commands[deb-src-export] )) || return 127
+
+    [ -n "${1:?}" ]
+
+    local dstdir
+    case "$1" in
+    */* ) dstdir="$1/src" ;;
+    * )   dstdir="/tmp/$1/src" ;;
+    esac
+    rm -rf "${dstdir}"
+    deb-src-export "${dstdir}"
+}
+
+krd-sbuild() {
+    (( $+commands[sbuild] )) || return 127
+    (( $+commands[xz] ))     || return 127
+
+    [ -n "${1:?}" ]
+    [ -n "${2:?}" ]
+
+    local topdir
+    case "$1" in
+    */* ) topdir="$1" ;;
+    * )   topdir="/tmp/$1" ;;
+    esac
+    [ -d "${topdir}" ] || return 1
+
+    local srcdir="${topdir}/src"
+    [ -d "${srcdir}" ] || return 2
+
+    arch="$2"
+
+    ## done with args
+    shift 2
+
+    local -a sbuild_env sbuild_args
+    local i
+    for i ; do
+        ## naive splitting args and env
+        case "$i" in
+        -*)   sbuild_args+=( $i ) ;;
+        *=* ) sbuild_env+=( $i ) ;;
+        *)    sbuild_args+=( $i ) ;;
+        esac
+    done
+
+    (
+        for i ( ${sbuild_env} ) ; do
+            export "$i"
+        done
+
+        z-set-tmpdir /tmp
+
+        builddir="${topdir}/${arch}"
+        mkdir -p "${topdir}/all" "${builddir}" "${builddir}-all" "${builddir}-debug"
+
+        cd "${builddir}"
+        for i ( "${srcdir}"/*.dsc(N.r) ) ; do
+            idle sbuild --arch-all --arch-any --arch=${arch} ${sbuild_args[@]} "$i"
+            find -name '*.build' -type l -exec rm -f {} +
+            find -name '*.build' -type f -exec xz -9vv {} +
+        done
+
+        find -name '*_all.deb'    -type f -exec mv -fvt "../${arch}-all" {} +
+        find -name '*_all.ddeb'   -type f -exec mv -fvt "../${arch}-all" {} +
+        find -name '*dbgsym*.deb' -type f -exec mv -fvt "../${arch}-debug" {} +
+        find -name '*.ddeb'       -type f -exec mv -fvt "../${arch}-debug" {} +
+        cd "${builddir}-all"
+        find -type f -exec mv -nvt '../all' {} +
+    )
+}

.config/zsh/alias/sudo.zsh

@@ -0,0 +1,10 @@
+#!/bin/zsh
+
+function {
+    local c
+    if [ ${UID} -ne 0 ] ; then
+        c='sudo -i '
+    fi
+    alias sudo-i="$c"
+    alias sudoi="$c"
+}

.config/zsh/alias/telnet.zsh

@@ -0,0 +1,6 @@
+#!/bin/zsh
+
+case "${ZSHU[os_type]}" in
+linux-gnu ) alias tl='telnet -K ' ;;
+*bsd* )     alias tl='telnet -K -N -y ' ;;
+esac

.config/zsh/completion/bash.zsh

@@ -0,0 +1,5 @@
+#!/bin/zsh
+
+for i ( buildah ) ; do
+    __z_comp_bash $i
+done ; unset i

.config/zsh/completion/external.zsh

@@ -0,0 +1,17 @@
+#!/bin/zsh
+
+typeset -A ZSHU_COMP_EXTERNAL
+
+for i ( kubectl podman skopeo docker ) ; do
+    ZSHU_COMP_EXTERNAL[$i]="command $i completion zsh"
+done ; unset i
+
+## example of "automatic" shell completion generation
+# ZSHU_COMP_EXTERNAL[yq]='command yq shell-completion zsh'
+__z_comp_ext__yq() { command yq shell-completion zsh ; }
+
+## example of more complex shell completion generation
+# __z_comp__shifty_nifty() { command shifty-nifty completion zsh | sed -E 's/shifty_nifty/shifty-nifty/g' ; }
+# ZSHU_COMP_EXTERNAL[shifty-nifty]='__z_comp__shifty_nifty'
+
+z-comp-auto

.config/zsh/completion/system.zsh

@@ -0,0 +1,5 @@
+#!/bin/zsh
+
+for i ( fd fdfind hyperfine ) ; do
+    __z_comp_system $i
+done ; unset i

.config/zsh/env.zsh

@@ -0,0 +1,96 @@
+#!/bin/zsh
+
+## sort-n-fill PATH
+z-sort-path() {
+    local -a p
+    local -aU t npath games
+
+    p=( ${path} )
+
+    ## strip "games" first :)
+    t=( ${(@)p:#*games*} )
+    games+=( ${(@)p:|t} )
+    p=( $t )
+
+    ## process in-home part
+    t=( ${(@)p:#${HOME}/*} )
+    npath+=( "${ZSHU[d_scripts]}" "${ZSHU[d_bin]}" "${HOME}/bin" )
+    npath+=( ${(@)p:|t} )
+    p=( $t )
+
+    ## process /usr/local/*
+    t=( ${(@)p:#/usr/local/*} )
+    npath+=( /usr/local/sbin /usr/local/bin )
+    npath+=( ${(@)p:|t} )
+    p=( $t )
+
+    ## process /usr/*
+    t=( ${(@)p:#/usr/*} )
+    npath+=( /usr/sbin /usr/bin )
+    npath+=( ${(@)p:|t} )
+    p=( $t )
+
+    ## now we're with /sbin and /bin... probably :)
+
+    ## in case of merged /usr
+    [ -h /sbin ] || npath+=( /sbin )
+    [ -h /bin ]  || npath+=( /bin )
+    npath+=( $p )
+
+    ## finally... games! xD
+    npath+=( /usr/local/games /usr/games )
+    npath+=( ${games} )
+
+    path=( ${npath} )
+    hash -f
+}
+z-sort-path
+
+unset GREP_OPTIONS
+unset LS_OPTIONS
+
+unset LANGUAGE LC_CTYPE LC_NUMERIC LC_TIME LC_COLLATE LC_MONETARY LC_MESSAGES
+unset LC_PAPER LC_NAME LC_ADDRESS LC_TELEPHONE LC_MEASUREMENT LC_IDENTIFICATION
+export LANG=C.UTF-8
+export LC_ALL=C.UTF-8
+
+z-set-tmpdir() {
+    TMPDIR="$1"
+    TMP="$1"
+    TEMPDIR="$1"
+    TEMP="$1"
+    export TMPDIR TMP TEMPDIR TEMP
+}
+z-set-tmpdir "${TMPDIR:=/tmp}"
+
+ZSHU[uname]=$(uname -s 2>/dev/null)
+ZSHU[uname]=${ZSHU[uname]:l}
+
+ZSHU[mach]=$(uname -m 2>/dev/null)
+ZSHU[mach]=${ZSHU[mach]:l}
+case "${ZSHU[mach]}" in
+amd64 ) ZSHU[mach]=x86_64 ;;
+arm64 ) ZSHU[mach]=aarch64 ;;
+armv* ) ZSHU[mach]=arm ;;
+esac
+
+ZSHU[os_type]=${OSTYPE:l}
+
+ZSHU[os_family]=${ZSHU[uname]:l}
+case "${ZSHU[os_family]}" in
+*bsd ) ZSHU[os_family]=bsd ;;
+esac
+
+ZSHU[host_name]=${(%):-%m}
+ZSHU[host_fqdn]=${(%):-%M}
+ZSHU[host]=${ZSHU[host_name]}
+function {
+    [ "${ZSHU[uname]}" = darwin ] || return
+    ZSHU[host]=$(scutil --get ComputerName 2>/dev/null) && return
+    ## last resort
+    ZSHU[host]=${ZSHU[host_name]}
+}
+
+case "${ZSHU[os_family]}" in
+linux ) ZSHU[procfs]=/proc ;;
+esac

.config/zsh/env/aux.zsh

@@ -0,0 +1,8 @@
+#!/bin/zsh
+
+set -a
+NO_AT_BRIDGE=1
+QT_ACCESSIBILITY=0
+
+MENUCONFIG_COLOR=blackbg
+set +a

.config/zsh/env/containers.zsh

@@ -0,0 +1,11 @@
+#!/bin/zsh
+
+BUILDAH_FORMAT=docker
+BUILDAH_ISOLATION=chroot
+
+typeset -x -m 'BUILDAH_*'
+
+BUILD_IMAGE_NETWORK=host
+BUILD_IMAGE_PUSH=0
+
+typeset -x -m 'BUILD_IMAGE*'

.config/zsh/env/gopath.zsh

@@ -0,0 +1,21 @@
+#!/bin/zsh
+
+z-gobin-fixup() {
+    (( ${+commands[go]} )) || return 0
+
+    local gobin
+    gobin=$(command go env GOBIN)
+    if [ -z "${gobin}" ] ; then
+        local gopath
+        gopath=$(command go env GOPATH)
+        [ -n "${gopath}" ] || return 1
+        [ -d "${gopath}" ] || return 0
+        gobin="${gopath}/bin"
+    fi
+    [ -d "${gobin}" ] || mkdir "${gobin}" || return 1
+    ## already in PATH?
+    [ "${path[(I)${gobin}]}" = 0 ] || return 0
+    path=( "${gobin}" ${path} )
+}
+
+z-gobin-fixup

.config/zsh/env/history.zsh

@@ -0,0 +1,10 @@
+#!/bin/zsh
+
+## kinda unlimited history
+HISTSIZE=10000000
+SAVEHIST=10000000
+
+ZSHU[f_hist]="${ZSHU[d_var]}/history"
+[ -f "${ZSHU[f_hist]}" ] || touch "${ZSHU[f_hist]}"
+
+HISTFILE="${ZSHU[f_hist]}"

.config/zsh/env/ld.so.zsh

@@ -0,0 +1,5 @@
+#!/bin/zsh
+
+typeset -T LD_LIBRARY_PATH  ld_library_path
+typeset -T LD_PRELOAD       ld_preload
+typeset -T LD_AUDIT         ld_audit

.config/zsh/env/pager.zsh

@@ -0,0 +1,3 @@
+#!/bin/zsh
+
+export LESS=RSF

.config/zsh/env/quilt.zsh

@@ -0,0 +1,15 @@
+#!/bin/zsh
+
+z-quilt-default-env() {
+    set -a
+    QUILT_PATCHES='debian/patches'
+    QUILT_NO_DIFF_INDEX=1
+    QUILT_NO_DIFF_TIMESTAMPS=1
+    QUILT_PATCH_OPTS='--reject-format=unified'
+    QUILT_DIFF_ARGS='-pab --no-timestamps --no-index --color=auto'
+    QUILT_REFRESH_ARGS='-pab --no-timestamps --no-index'
+    QUILT_COLORS='diff_hdr=1;32:diff_add=1;34:diff_rem=1;31:diff_hunk=1;33:diff_ctx=35:diff_cctx=33'
+    set +a
+}
+
+z-quilt-default-env

.config/zsh/env/sed.zsh

@@ -0,0 +1,3 @@
+#!/bin/zsh
+
+typeset -r ZSHU_XSED=$'\027'

.config/zsh/env/xdg.zsh

@@ -0,0 +1,13 @@
+#!/bin/zsh
+
+: ${XDG_CONFIG_HOME:=${HOME}/.config}
+: ${XDG_CACHE_HOME:=${HOME}/.cache}
+: ${XDG_DATA_HOME:=${HOME}/.local/share}
+: ${XDG_RUNTIME_DIR:=${TMPDIR}}
+: ${XDG_DATA_DIRS:=/usr/local/share:/usr/share}
+: ${XDG_CONFIG_DIRS:=/etc/xdg}
+
+typeset -x -m 'XDG*'
+
+export -T XDG_DATA_DIRS    xdg_data_dirs
+export -T XDG_CONFIG_DIRS  xdg_config_dirs

.config/zsh/lib.zsh

@@ -0,0 +1,6 @@
+#!/bin/zsh
+
+disable which
+which() { builtin whence -p "$@"; }
+which-command() { builtin whence -p "$@"; }
+zsh-which() { builtin whence -c "$@"; }

.config/zsh/lib/alternatives.zsh

@@ -0,0 +1,87 @@
+#!/bin/zsh
+
+## alternatives list is pipe-separated list of commands/binaries
+
+## find (first) candidate in alternatives
+## $1 - alternatives list
+## $2 - arguments to test command (USE WITH CAUTION!)
+z-alt-find() {
+    local -a v a
+    local i c r t
+
+    v=( ${(@s:|:)1} )
+    [ ${#v} = 0 ] && v=( "$1" )
+    for i ( $v ) ; do
+        a=( ${(@s: :)i} )
+
+        c=$(which "${a[1]}")
+        [ -z "$c" ] && continue
+        a[1]="$c"
+
+    #   r=$(readlink -f "$c" 2>/dev/null)
+    #   [ -z "$r" ] && continue
+    #   a[1]="$r"
+
+        if [ -n "$2" ] ; then
+            t="$a $2"
+            command ${(@s: :)t} </dev/null &>/dev/null || continue
+        fi
+
+        echo "${a[@]}"
+        return 0
+    done
+
+    return 127
+}
+
+## set function alias for alternative (one-time static resolve)
+## $1 - function name
+## $2 - alternatives list
+## $3 - command wrapper
+## $4 - function prologue
+## $5 - function epilogue
+z-alt-set-static() {
+    local -a s
+    local n t a r
+
+    n="$1" ; t=''
+    if [[ "$n" =~ '\|' ]] ; then
+        t=${n:${MBEGIN}} ; n=${n:0:${MBEGIN}-1}
+    fi
+    a=$(z-alt-find "$2" "$t")
+    if [ -n "$a" ] ; then
+        r=0
+        [ -n "$4" ] && s+=( "$4 ;" )
+        s+=( "${3:-command}" )
+        s+=( "$a \"\$@\" || return 127" )
+        [ -n "$5" ] && s+=( "; $5" )
+    else
+        r=127
+        s+=( 'return 127' )
+    fi
+    eval "$n () { ${s[@]} ; } ; typeset -g $n"
+
+    return $r
+}
+
+## set function alias for alternative (dynamic resolve)
+## $1 - function name
+## $2 - alternatives list
+## $3 - command wrapper
+## $4 - function prologue
+## $5 - function epilogue
+z-alt-set-dynamic() {
+    local -a s
+    local n t
+
+    n="$1" ; t=''
+    if [[ "$n" =~ '\|' ]] ; then
+        t=${n:${MBEGIN}} ; n=${n:0:${MBEGIN}-1}
+    fi
+    [ -n "$4" ] && s+=( "$4 ;" )
+    s+=( 'local a=$(z-alt-find' "${(qq)2}" "${t:+' $t'} ) ;" )
+    s+=( "${3:-command}" )
+    s+=( '${(@s: :)a} "$@" || return 127' )
+    [ -n "$5" ] && s+=( "; $5" )
+    eval "$n () { ${s[@]} ; } ; typeset -g $n"
+}

.config/zsh/lib/cmdtime.zsh

@@ -0,0 +1,53 @@
+#!/bin/zsh
+
+z-time() {
+    local a r
+
+    a=${EPOCHREALTIME}
+    "$@" ; r=$?
+    a=$[ EPOCHREALTIME - a ]
+    a=$(z-ts-to-human "$a" 6)
+    echo >&2
+    echo "time took: $a" >&2
+
+    return $r
+}
+
+if autoload -Uz add-zsh-hook ; then
+
+typeset -gA ZSHU_PS
+ZSHU_PS[cmd_threshold]=3
+
+__z_cmdtime_measure() {
+    local t x
+
+    x=${EPOCHREALTIME}
+
+    unset 'ZSHU[cmd_dt]' 'ZSHU_PS[elapsed]'
+    (( ${+ZSHU[cmd_ts]} )) || return
+
+    t=$[ x - ZSHU[cmd_ts] ]
+    ZSHU[cmd_ts]=$x
+
+    x=${ZSHU_PS[cmd_threshold]}
+    x=$[ x + 0 ] || x=0
+    [ "$x" = 0 ] && return
+
+    x=$[ t - x ]
+    [ "${x:0:1}" = '-' ] && return
+
+    t=$(z-ts-to-human "$t")
+    ZSHU[cmd_dt]=$t
+    ZSHU_PS[elapsed]=" %f[%B%F{yellow}+$t%b%f]"
+}
+
+__z_cmdtime_set() {
+    ZSHU[cmd_ts]=${EPOCHREALTIME}
+}
+
+add-zsh-hook precmd  __z_cmdtime_measure
+add-zsh-hook preexec __z_cmdtime_set
+
+else
+    echo "cmd time measurement is disabled due to missing hook support" >&2
+fi

.config/zsh/lib/completion.zsh

@@ -0,0 +1,145 @@
+#!/bin/zsh
+
+typeset -gA ZSHU_COMP_FORCE
+
+ZSHU[f_compdump]="${ZSHU[d_cache]}/compdump"
+ZSHU[d_completion]="${ZSHU[d_cache]}/completion"
+ZSHU[d_compzwc]="${ZSHU[d_cache]}/compzwc"
+ZSHU[d_compcache]="${ZSHU[d_cache]}/compcache"
+
+typeset -a ZSHU_SYS_FPATH=( ${fpath} )
+fpath=( "${ZSHU[d_compzwc]}" "${ZSHU[d_completion]}" ${fpath} )
+
+__z_compdump_print() { printf '#zshu %s %s\n' "$1" "${(P)1}" ; }
+
+__z_compdump_invalidate() {
+    rm -f "${ZSHU[f_compdump]}"
+    find "${ZSHU[d_compcache]}/" -xdev -type f '!' -name '.keep' -delete
+    ZSHU[compdump_refresh]=1
+}
+
+__z_compdump_verify() {
+    local i s
+
+    unset 'ZSHU[compdump_refresh]'
+    ZSHU[compdump_meta]='ZSH_VERSION ZSH_PATCHLEVEL FPATH PATH'
+    for i ( ${(s: :)ZSHU[compdump_meta]} ) ; do
+        s=$(__z_compdump_print "$i")
+        command grep -Fx -e "$s" "${ZSHU[f_compdump]}" &>/dev/null && continue
+        __z_compdump_invalidate
+        break
+    done
+}
+
+__z_compdump_finalize() {
+    local i
+
+    if (( ${+ZSHU[compdump_refresh]} )) ; then
+        {
+            echo
+            for i ( ${(s: :)ZSHU[compdump_meta]} ) ; do
+                __z_compdump_print "$i"
+            done
+        } | tee -a "${ZSHU[f_compdump]}" &>/dev/null
+        unset 'ZSHU[compdump_refresh]'
+    fi
+    unset 'ZSHU[compdump_meta]'
+}
+
+## TODO: refactor (e.g. buildah completion is a "bit" broken)
+__z_comp_bash() {
+    # (( ${+commands[$1]} )) || return 127
+
+    local f p x
+
+    (( ${+_comps[$1]} )) && return 1
+    (( ${+ZSHU[compdump_bash]} )) || return 2
+    (( ${+2} )) && return 0
+
+    f=0
+    for p ( /usr/share/bash-completion/completions ) ; do
+        x="_$1" ; [ -s "$p/$x" ] && f=1 && break
+        x="$1"  ; [ -s "$p/$x" ] && f=1 && break
+    done
+    [ "$f" = 0 ] && return 3
+    complete -C "$x" "$1"
+
+    return 0
+}
+
+__z_comp_external() {
+    local c f
+    c="$1" ; shift
+
+    (( ${+commands[$c]} )) || return 127
+
+    [ $# -gt 0 ] || return 1
+
+    if ! (( ${+ZSHU_COMP_FORCE[$c]} )) ; then
+        (( ${+_comps[$c]} )) && return 0
+    fi
+
+    f="${ZSHU[d_completion]}/_$c"
+    if ! [ -s "$f" ] ; then
+        if ! "$@" > "$f" ; then
+            rm -f "$f"
+            return 2
+        fi
+    fi
+    # zcompile -zR "$f"
+    # mv -f "$f.zwc" "${ZSHU[d_compzwc]}/$c.zwc"
+    # emulate zsh -c "autoload -Uz _$c"
+    autoload -Uz "_$c"
+
+    return 0
+}
+
+__z_comp_system() {
+    # (( ${+commands[$1]} )) || return 127
+
+    local d
+
+    (( ${+_comps[$1]} )) && return 1
+
+    (( ${+ZSHU_COMP_FORCE[$c]} )) && return 0
+
+    local -a _fpath
+    _fpath=( ${fpath} )
+    fpath=( ${ZSHU_SYS_FPATH} )
+
+    for d ( ${fpath} ) ; do
+        [ -s "$d/_$1" ] || continue
+        # emulate zsh -c "autoload -Uz _$1"
+        autoload -Uz "_$1"
+        fpath=( ${_fpath} )
+        return 0
+    done
+    fpath=( ${_fpath} )
+    return 2
+}
+
+## reload or new session are required to regenerate compcache
+z-comp-invalidate() {
+    [ -n "${1:?}" ]
+
+    # rm -f "${ZSHU[d_completion]}/_$1" "${ZSHU[d_compzwc]}/_$1.zwc" "${ZSHU[d_compzwc]}/$1.zwc"
+    rm -f "${ZSHU[d_completion]}/_$1"
+}
+
+## reload or new session are required to regenerate completions
+z-comp-flush() {
+    find "${ZSHU[d_completion]}/" "${ZSHU[d_compzwc]}/" -xdev -type f '!' -name '.keep' -delete
+}
+
+z-comp-auto() {
+    local c f
+
+    for c ( ${(k)ZSHU_COMP_EXTERNAL} ) ; do
+        __z_comp_external "$c" "${(@s: :)ZSHU_COMP_EXTERNAL[$c]}" && unset "ZSHU_COMP_EXTERNAL[$c]"
+    done
+
+    for f ( ${functions[(I)__z_comp_ext__*]} ) ; do
+        c=${f#__z_comp_ext__}
+        __z_comp_external $c $f && unset -f "$f"
+    done
+}

.config/zsh/lib/csv.zsh

@@ -0,0 +1,33 @@
+#!/bin/zsh
+
+## NB: set IFS manually
+
+z-csv-select() {
+    local field value
+    field="${1:?}" value="${2:?}"
+
+    local line
+    local -a ary
+    while IFS='' read -rs line ; do
+        [ -n "${line}" ] || continue
+
+        ary=()
+        read -rs -A ary <<< "${line}"
+        [ "${ary[${field}]}" = "${value}" ] || continue
+
+        printf '%s' "${line}"
+        return 0
+    done
+
+    return 1
+}
+
+z-csv-field() {
+    local field
+    field="${1:?}"
+
+    local -a ary
+    read -rs -A ary
+
+    printf '%s' "${ary[${field}]}"
+}

.config/zsh/lib/curl.zsh

@@ -0,0 +1,14 @@
+#!/bin/zsh
+
+__z_curl_headers() {
+    command curl -qsI "$@" 2>/dev/null
+}
+__z_curl_location() {
+    __z_curl_headers "$1" \
+    | sed -En '/^[Ll]ocation: (.+)$/{s//\1/;p}'
+}
+__z_curl_response() {
+    __z_curl_headers -L "$1" \
+    | sed -En '/^HTTP\/[0-9.]+ ([1-5][0-9]{2})( .+)?$/{s//\1/;p}' \
+    | tail -n 1
+}

.config/zsh/lib/git.zsh

@@ -0,0 +1,155 @@
+#!/bin/zsh
+
+## fancy and manageable PS1 for git
+typeset -gA ZSHU_GIT ZSHU_PM ZSHU_PS
+ZSHU_PS[git]=0
+ZSHU_PM[git_branch]='🞷'
+ZSHU_PM[git_ahead]='↱'
+ZSHU_PM[git_behind]='↴'
+ZSHU_PM[git_detach]='☈'
+ZSHU_PM[git_tag]='🗹'
+ZSHU_PM[git_commit]='⌽'
+
+__z_git_avail() { (( $+commands[git] )) ; }
+
+__z_git() { GIT_OPTIONAL_LOCKS=0 command git "$@"; }
+
+__z_git_is_repo() { __z_git rev-parse --git-dir &>/dev/null ; }
+
+__z_git_desc_tag() { __z_git describe --tags "$@" ; }
+
+z-git-test() {
+    [ "${ZSHU_PS[git]}" = '1' ] || return 1
+
+    __z_git_avail || return $?
+
+    __z_git_is_repo || return 3
+
+    return 0
+}
+
+__z_git_pwd() {
+    unset 'ZSHU_PS[git_ref]' 'ZSHU_PS[git_changes]' 'ZSHU_PS[git_tag]'
+    ZSHU_GIT=()
+    z-git-test || return
+
+
+    local x
+    x=$(__z_git rev-parse --short HEAD 2>/dev/null)
+    [ -n "$x" ] || return
+    ZSHU_GIT[commit]=$x
+
+    ## git ref
+    while : ; do
+        ZSHU_GIT[detached]=1
+        x=$(__z_git symbolic-ref --short HEAD 2>/dev/null)
+        if [ -n "$x" ] ; then
+            ZSHU_GIT[detached]=0
+            ZSHU_GIT[ref]=$x
+            ZSHU_PS[git_ref]="%F{green}%B${ZSHU_PM[git_branch]}%b ${ZSHU_GIT[ref]}%f"
+            break
+        fi
+
+        x=$(__z_git for-each-ref --format='%(refname:short)' --count=1 --points-at=${ZSHU_GIT[commit]} refs/heads/ refs/remotes/)
+        if [ -n "$x" ] ; then
+            ZSHU_GIT[detached]=0
+            ZSHU_GIT[ref]=$x
+            ZSHU_PS[git_ref]="%F{yellow}%B${ZSHU_PM[git_branch]}%b ${ZSHU_GIT[ref]}%f"
+            break
+        fi
+
+        ZSHU_GIT[ref]=${ZSHU_GIT[commit]}
+        ZSHU_PS[git_ref]="%F{red}%B${ZSHU_PM[git_detach]}%b ${ZSHU_GIT[ref]}%f"
+
+        break
+    done
+
+    ## local<->remote changes
+    while [ ${ZSHU_GIT[detached]} = 0 ] ; do
+        x=$(__z_git for-each-ref --format='%(upstream:short)' --count=1 --points-at=${ZSHU_GIT[commit]} refs/heads/ refs/remotes/)
+        [ -n "$x" ] || break
+        ZSHU_GIT[remote]=$x
+
+        x=$(__z_git rev-list --left-right "${ZSHU_GIT[ref]}...${ZSHU_GIT[remote]}" 2>/dev/null) || break
+        ZSHU_GIT[ref_ahead]=$(echo "$x" | grep -Ec '^<')
+        ZSHU_GIT[ref_behind]=$(echo "$x" | grep -Ec '^>')
+        ZSHU_GIT[ref_changes]=$[ ZSHU_GIT[ref_ahead] + ZSHU_GIT[ref_behind] ]
+        [ ${ZSHU_GIT[ref_changes]} -eq 0 ] && break
+
+        x=''
+        [ ${ZSHU_GIT[ref_ahead]} -eq 0 ]  || x="$x${x:+ }%B%F{green}${ZSHU_PM[git_ahead]} ${ZSHU_GIT[ref_ahead]}%b"
+        [ ${ZSHU_GIT[ref_behind]} -eq 0 ] || x="$x${x:+ }%B%F{red}${ZSHU_PM[git_behind]} ${ZSHU_GIT[ref_behind]}%b"
+        ZSHU_PS[git_changes]=$x
+
+        break
+    done
+
+    ## git tag
+    while [ ${ZSHU_GIT[detached]} = 1 ] ; do
+        x=$(__z_git_desc_tag --exact-match HEAD 2>/dev/null)
+        if [ -n "$x" ] ; then
+            ZSHU_GIT[tag]=$x
+            ZSHU_PS[git_tag]="%F{green}%B${ZSHU_PM[git_tag]}%b ${ZSHU_GIT[tag]}%f"
+            break
+        fi
+
+        x=$(__z_git_desc_tag HEAD 2>/dev/null)
+        if [ -n "$x" ] ; then
+            ZSHU_GIT[tag]=${x%-*}
+            ZSHU_PS[git_tag]="%F{yellow}%B${ZSHU_PM[git_commit]}%b ${ZSHU_GIT[tag]}%f"
+            break
+        fi
+
+        break
+    done
+
+    ## try to fancy split current path
+    while : ; do
+        x=${(%):-%~}
+        [[ "$x" =~ '/.+' ]] || break
+
+        local pfx last mid
+        pfx=$(__z_git rev-parse --show-prefix)
+        pfx="${pfx%/}"
+        if [ -n "${pfx}" ] ; then
+            x=${x%/${pfx}}
+            last="${pfx:t}"
+            mid="${pfx%${last}}"
+            mid="${mid%/}"
+            mid="/${mid}${mid:+/}"
+
+            ZSHU_GIT[path_mid]=${mid}
+            ZSHU_GIT[path_last]=${last}
+        else
+            ZSHU_GIT[path_last]='/'
+        fi
+        break
+    done
+    ZSHU_GIT[path_root]=$x
+
+    x="%F{magenta}${ZSHU_GIT[path_root]:gs/%/%%}"
+    x="$x%F{cyan}${ZSHU_GIT[path_mid]:gs/%/%%}"
+    x="$x%B${ZSHU_GIT[path_last]:gs/%/%%}%f%b"
+    ZSHU_PS[pwd]=$x
+
+    local -a ary
+    ary+="${ZSHU_PS[git_ref]}"
+    ary+="${ZSHU_PS[git_changes]}"
+    ary+="${ZSHU_PS[git_tag]}"
+    x="${(j: :)ary}"
+    [ -z "$x" ] || ZSHU_PS[pwd_extra]=" $x"
+}
+
+z-git-enable()  { ZSHU_PS[git]=1 ; }
+z-git-disable() { ZSHU_PS[git]=0 ; }
+
+z-git-status() {
+    __z_git_avail
+    echo "Git binary: "${(%):-%(?..NOT )}"found in PATH"
+    [ "${ZSHU_PS[git]}" = 1 ]
+    echo "Git prompt: "${(%):-%(?.enabled.disabled)}
+    __z_git_is_repo
+    echo "Git repo: "${(%):-%(?..NOT )}"present"
+}
+
+ZSHU[pwd_hook]="${ZSHU[pwd_hook]}${ZSHU[pwd_hook]:+ }__z_git_pwd"

.config/zsh/lib/gpg.zsh

@@ -0,0 +1,45 @@
+#!/bin/zsh
+
+z-gpgconf-comp-avail() {
+    (( ${+commands[gpgconf]} )) || return 127
+
+    local comp
+    comp="${1:?}"
+
+    local csv
+    csv=$(command gpgconf --list-components | IFS=':' z-csv-select 1 "${comp}")
+    [ -n "${csv}" ]
+}
+
+z-gpgconf-comp-opt-avail() {
+    (( ${+commands[gpgconf]} )) || return 127
+
+    local comp opt
+    comp="${1:?}" opt="${2:?}"
+    
+    z-gpgconf-comp-avail "${comp}" || return $?
+
+    local csv
+    csv=$(command gpgconf --list-options "${comp}" | IFS=':' z-csv-select 1 "${opt}")
+    [ -n "${csv}" ]
+}
+
+## merely that command:
+##   gpgconf --list-options "$1" | awk -F: "/^$2:/{ print \$10 }"
+z-gpgconf-getopt() {
+    (( ${+commands[gpgconf]} )) || return 127
+
+    local comp opt
+    comp="${1:?}" opt="${2:?}"
+
+    ## not really necessary here
+    # z-gpgconf-comp-opt-avail "${comp}" "${opt}" || return $?
+
+    local csv
+    csv=$(command gpgconf --list-options "${comp}" | IFS=':' z-csv-select 1 "${opt}")
+    [ -n "${csv}" ] || return 1
+
+    local v
+    v=$(IFS=':' z-csv-field 10 <<< "${csv}")
+    printf '%s' "$v"
+}

.config/zsh/lib/history.zsh

@@ -0,0 +1,19 @@
+#!/bin/zsh
+
+z-history() {
+    local list
+
+    zparseopts -E l=list
+    if [ -n "${list}" ]; then
+        builtin fc "$@"
+    else
+        [[ ${@[-1]-} = *[0-9]* ]] && builtin fc -il "$@" || builtin fc -il "$@" 1
+    fi
+}
+
+z-grephist() {
+    local x
+
+    x=$1 ; shift
+    z-history -m "*${x}*" "$@"
+}

.config/zsh/lib/prompt.zsh

@@ -0,0 +1,51 @@
+#!/bin/zsh
+
+typeset -gA ZSHU_PM ZSHU_PS
+
+ZSHU_PM[rst]='%b%k%u%s%f'
+ZSHU_PM[crlf]=$'\n'
+
+ZSHU_PS[shlvl]='%(2L.%B%F{white}|%F{cyan}%L%b%f.)'
+
+ZSHU_PM[status]='▪'
+ZSHU_PS[lastcmd]="%B%(?.%F{green}.%F{red})${ZSHU_PM[status]}%f%b"
+
+ZSHU_PS[pwd_std]='%F{cyan}%B%~%f%b'
+
+ZSHU_PM[cmd_user]='%F{white}$'
+ZSHU_PM[cmd_root]='%F{red}#'
+ZSHU_PS[cmd]="%k%B%(!.${ZSHU_PM[cmd_root]}.${ZSHU_PM[cmd_user]})${ZSHU_PM[rst]} "
+
+ZSHU_PM[user]='%(!.%F{magenta}.%F{green})%n%f'
+ZSHU_PM[host]="%B%(!.%F{red}.%F{blue})${ZSHU[host]}%f%b"
+
+if autoload -Uz add-zsh-hook ; then
+
+__z_pwd() {
+    local p pfx last
+
+    p=${(%):-%~}
+    [[ "$p" =~ '/.+' ]] || return
+    pfx="${p:h}"
+    pfx="${pfx%%/}"
+    last="${p:t}"
+    ZSHU_PS[pwd]="%F{cyan}${pfx}/%B${last}%f%b"
+}
+
+# ZSHU[pwd_hook]=''
+__z_pwd_hook() {
+    local i
+
+    unset 'ZSHU_PS[pwd]'
+    for i ( ${(s: :)ZSHU[pwd_hook]} __z_pwd ) ; do
+        unset 'ZSHU_PS[pwd_extra]'
+        "$i"
+        (( ${+ZSHU_PS[pwd]} )) && return
+    done
+}
+
+add-zsh-hook precmd __z_pwd_hook
+
+else
+    echo "shiny pwd's are disabled due to missing hook support" >&2
+fi

.config/zsh/lib/pswalk.zsh

@@ -0,0 +1,83 @@
+#!/bin/zsh
+
+z-proc-exists() {
+    [ -n "${1:?}" ]
+
+    while [ -n "${ZSHU[procfs]}" ] ; do
+        [ -d "${ZSHU[procfs]}" ] || return 1
+        [ -f "${ZSHU[procfs]}/$1/status" ]
+        return $?
+    done
+
+    ps -o 'pid=' -p "$1" >/dev/null 2>&1
+}
+
+typeset -Uga ZSHU_PARENTS_PID
+typeset -ga ZSHU_PARENTS_NAME
+
+function {
+    local procfs
+    while [ -n "${ZSHU[procfs]}" ] ; do
+        [ -d "${ZSHU[procfs]}" ] || break
+        procfs=1 ; break
+    done
+
+    local i c x _unused
+
+    i=${PPID}
+    while : ; do
+        [ -n "$i" ] || break
+        ## don't deal with PID1
+        [ "$i" = 1 ] && break
+
+        ZSHU_PARENTS_PID+=( $i )
+
+        c=
+        while [ "${procfs}" = 1 ] ; do
+            [ -f "${ZSHU[procfs]}/$i/cmdline" ] || break
+            read -d $'\0' -rs c <<< $(cat "${ZSHU[procfs]}/$i/cmdline")
+            break
+        done
+        if [ -z "$c" ] ; then
+            read -rs c _unused <<< "$(ps -o 'comm=' -p "$i" 2>/dev/null)"
+        fi
+        [ -n "$c" ] && ZSHU_PARENTS_NAME+=( "${c:t}" )
+
+        x=
+        while [ "${procfs}" = 1 ] ; do
+            [ -f "${ZSHU[procfs]}/$i/status" ] || break
+            # read -rs _unused x <<< "$(cat "${ZSHU[procfs]}/$i/status" | grep -F 'PPid:')"
+            while read -rs _unused c ; do
+                [ "${_unused}" = 'PPid:' ] || continue
+                x=$c ; break
+            done < "${ZSHU[procfs]}/$i/status"
+            break
+        done
+        if [ -z "$x" ] ; then
+            read -rs x _unused <<< "$(ps -o 'ppid=' -p "$i" 2>/dev/null)"
+        fi
+        i=$x
+    done
+
+    typeset -r ZSHU_PARENTS_PID ZSHU_PARENTS_NAME
+}
+
+typeset -gA ZSHU_RUN
+
+z-run-test() {
+    local k i
+
+    k=$1 ; shift
+    for i ( ${ZSHU_PARENTS_NAME} ) ; do
+        (( ${+argv[(r)$i]} )) || continue
+
+        ZSHU_RUN[$k]=1
+        return
+    done
+    ZSHU_RUN[$k]=0
+}
+
+z-run-test gui       konsole xterm x-terminal-emulator
+z-run-test nested    SCREEN screen tmux mc
+z-run-test nested1L  mc
+z-run-test elevated  sudo su

.config/zsh/lib/say-my.zsh

@@ -0,0 +1,17 @@
+#!/bin/zsh
+
+say_my_name() {
+    set -a
+    GIT_COMMITTER_NAME="$1"
+    GIT_AUTHOR_NAME="$1"
+    DEBFULLNAME="$1"
+    set +a
+}
+
+say_my_email() {
+    set -a
+    GIT_COMMITTER_EMAIL="$1"
+    GIT_AUTHOR_EMAIL="$1"
+    DEBEMAIL="$1"
+    set +a
+}

.config/zsh/lib/selfservice.zsh

@@ -0,0 +1,71 @@
+#!/bin/zsh
+
+dotfiles-update() {
+    "${ZSHU[d_dotfiles]}/install.sh" "$@" || return $?
+}
+
+dotfiles-git() { (
+    cd "${ZSHU[d_zdot]}/"
+    set -a
+    GIT_DIR="${ZSHU[d_dotfiles]}/repo.git"
+    GIT_WORK_TREE="${ZSHU[d_zdot]}"
+    set +a
+    z-reload
+) }
+
+dotfiles-gen-gitignore() {
+    local x='.config/dotfiles/gen-gitignore.sh'
+    [ -x "$x" ] || {
+        echo "${x:t} is somewhere else" >&2
+        return 1
+    }
+    if [ -d .config/dotfiles/repo.git ] ; then
+        echo "NOT going to change dotfiles installation" >&2
+        return 2
+    fi
+    "$x" "$@"
+}
+
+z-zwc-gen() {
+    local i
+    for i ( "${ZSHU[d_conf]}"/**/*.zsh(N.r) ) ; do
+        zcompile -UR "$i"
+    done
+    # for i ( "${ZSHU[d_completion]}"/*(N.r) ) ; do
+    #     case "$i" in
+    #     *.zwc )
+    #         # likely a remnant
+    #         rm -f "$i"
+    #         continue
+    #     ;;
+    #     esac
+    #     zcompile -UR "$i"
+    #     mv -f "$i.zwc" "${ZSHU[d_compzwc]}/"
+    # done
+}
+
+z-zwc-flush() {
+    rm -f "${ZSHU[d_conf]}"/**/*.zwc(N.r)
+}
+
+z-update() {
+    dotfiles-update || return $?
+    z-cache-flush
+}
+
+z-reload() {
+    export ZDOTDIR="${ZSHU[d_zdot]}"
+    local r
+    exec -a "${ZSH_ARGZERO}" "${ZSH_NAME}" "${argv[@]}"
+    r=$?
+    echo "unable to reload (something went wrong), code $r" >&2
+    return $r
+}
+
+## reload or new session are required to regenerate compcache
+z-cache-flush() {
+    find "${ZSHU[d_cache]}/" -xdev -type f '!' -name '.keep' -delete
+    find "${ZSHU[d_zdot]}/.config/zsh.dots/" -xdev -type f '!' -name '.zshenv' -delete
+    z-zwc-flush
+    z-zwc-gen
+}

.config/zsh/lib/systemd.zsh

@@ -0,0 +1,18 @@
+#!/bin/zsh
+
+z-systemctl() {
+    command systemctl --quiet --no-pager --lines=0 --no-ask-password "$@"
+}
+
+z-systemctl-status-rc() {
+    z-systemctl status "$@" >/dev/null 2>&1
+}
+
+z-systemctl-exists() {
+    z-systemctl-status-rc "$@"
+    case "$?" in
+    0 | 1 | 3 ) return 0 ;;
+    ## also 4 = "no such unit"
+    * ) return 1 ;;
+    esac
+}

.config/zsh/lib/term.zsh

@@ -0,0 +1,18 @@
+#!/bin/zsh
+
+typeset -Uga ZSHU_TERM_MISSING
+
+z-ti-test() {
+    local r i
+
+    r=0
+    for i ; do
+        [ -z "$i" ] && continue
+        if ! (( ${+terminfo[$i]} )) ; then
+            ZSHU_TERM_MISSING+=( "$1" )
+            r=1
+        fi
+    done
+
+    return $r
+}

.config/zsh/lib/time.zsh

@@ -0,0 +1,41 @@
+#!/bin/zsh
+
+z-ts-to-human() {
+    local t s n d h m f x
+
+    t=$1
+    t=$[ float(t) ]
+    s=$[ int(t) ]
+    n=$[ int((t - s) * (10**9)) ]
+    t=$s
+
+    d=0 h=0 m=0
+    if [ $t -ge 86400 ] ; then
+        d=$[ t / 86400 ]
+        t=$[ t % 86400 ]
+    fi
+    if [ $t -ge 3600 ] ; then
+        h=$[ t / 3600 ]
+        t=$[ t % 3600 ]
+    fi
+    if [ $t -ge 60 ] ; then
+        m=$[ t / 60 ]
+        t=$[ t % 60 ]
+    fi
+
+    ## strftime does desired rounding for $n/(10**9) internally
+    f=$(strftime '%s.%6.' $t $n)
+    ## keep math in sync with format above
+    x=3
+    case "$2" in
+    0 )     x=7 ;;
+    [1-6] ) x=$[ 6 - $2 ] ;;
+    esac
+    [ $x -gt 0 ] && f="${f:0:-$x}s"
+
+    [ $s -ge 60    ] && f="${m}m:$f"
+    [ $s -ge 3600  ] && f="${h}h:$f"
+    [ $s -ge 86400 ] && f="${d}d:$f"
+
+    echo "$f"
+}

.config/zsh/lib/title.zsh

@@ -0,0 +1,58 @@
+#!/bin/zsh
+
+ZSHU[title_tab]='%15<..<%~%<<'
+ZSHU[title_window]='%n@%m:%~'
+
+z-title-tab() {
+    emulate -L zsh
+
+    case "${TERM}" in
+    cygwin | xterm* | putty* | rxvt* | konsole* | ansi | mlterm* | alacritty | st* )
+        print -Pn "\e]1;${1:q}\a"
+    ;;
+    screen* | tmux* )
+        ## hardstatus
+        print -Pn "\ek${1:q}\e\\"
+    ;;
+    * )
+        z-ti-test fsl tsl || return
+
+        echoti tsl
+        print -Pn "$1"
+        echoti fsl
+    ;;
+    esac
+}
+
+z-title-window() {
+    emulate -L zsh
+
+    case "${TERM}" in
+    cygwin | xterm* | putty* | rxvt* | konsole* | ansi | mlterm* | alacritty | st* )
+        print -Pn "\e]2;${1:q}\a"
+    ;;
+    esac
+}
+
+z-title() {
+    emulate -L zsh
+
+    ## if $2 is unset use $1 as default
+    ## if it is set and empty, leave it as is
+    : ${2=$1}
+
+    z-title-tab "$1"
+    z-title-window "$2"
+}
+
+if autoload -Uz add-zsh-hook ; then
+
+__z_title_precmd() {
+    z-title "${ZSHU[title_tab]}" "${ZSHU[title_window]}"
+}
+
+add-zsh-hook precmd  __z_title_precmd
+
+else
+    echo "tab/window title handling is disabled due to missing hook support" >&2
+fi

.config/zsh/local.zsh.example

@@ -0,0 +1,4 @@
+#!/bin/zsh
+
+## skip system-wide podman completion and produce own
+ZSHU_COMP_FORCE[podman]=1

.config/zsh/local/env.zsh.example

@@ -0,0 +1,11 @@
+#!/bin/zsh
+
+z-ssh-agent
+z-gpg-agent
+z-adjust-docker
+
+## systemctl status podman.socket
+export DOCKER_HOST=unix:///run/podman/podman.sock
+
+## systemctl --user status podman.socket
+export DOCKER_HOST=unix://${XDG_RUNTIME_DIR}/podman/podman.sock

.config/zsh/opt.zsh

@@ -0,0 +1,13 @@
+#!/bin/zsh
+
+unsetopt err_exit
+unsetopt err_return
+unsetopt multios
+
+setopt bsd_echo
+setopt interactive_comments
+setopt long_list_jobs
+setopt monitor
+setopt prompt_subst
+setopt zle
+# setopt magic_equal_subst

.config/zsh/opt/chase.zsh

@@ -0,0 +1,5 @@
+#!/bin/zsh
+
+z-chase() { setopt chase_dots chase_links ; }
+z-nochase() { unsetopt chase_dots chase_links ; }
+z-nochase

.config/zsh/opt/completion.zsh

@@ -0,0 +1,9 @@
+#!/bin/zsh
+
+unsetopt flow_control
+unsetopt menu_complete
+
+setopt always_to_end
+setopt auto_menu
+setopt complete_aliases
+setopt complete_in_word

.config/zsh/opt/directories.zsh

@@ -0,0 +1,7 @@
+#!/bin/zsh
+
+setopt auto_cd
+setopt auto_pushd
+setopt cdable_vars
+setopt pushd_ignore_dups
+setopt pushd_minus

.config/zsh/opt/history.zsh

@@ -0,0 +1,11 @@
+#!/bin/zsh
+
+setopt append_history
+setopt extended_history
+setopt hist_expire_dups_first
+setopt hist_ignore_all_dups
+setopt hist_ignore_dups
+setopt hist_ignore_space
+setopt hist_verify
+setopt inc_append_history
+setopt share_history

.config/zsh/opt/prompt.zsh

@@ -0,0 +1,3 @@
+#!/bin/zsh
+
+setopt prompt_subst

.config/zsh/rc.zsh

@@ -0,0 +1,28 @@
+#!/bin/zsh
+
+typeset -Ua zshu_modules
+zshu_modules+=(
+    complete
+    complist
+    computil
+    datetime
+    langinfo
+    main
+    mathfunc
+    parameter
+    stat
+    system
+    terminfo
+    zle
+    zutil
+)
+for i ( ${zshu_modules} ) ; do
+    case "$i" in
+    */* ) ;;
+    * ) i="zsh/$i" ;;
+    esac
+    zmodload "$i"
+done
+unset i zshu_modules
+
+autoload -Uz +X colors && colors

.config/zsh/rc/completion.zsh

@@ -0,0 +1,41 @@
+#!/bin/zsh
+
+__z_compdump_verify
+
+## :completion:<function-name>:<completer>:<command>:<argument>:<tag>
+
+zstyle ':completion::complete:*' use-cache 1
+zstyle ':completion::complete:*' cache-path "${ZSHU[d_compcache]}"
+
+bindkey -M menuselect '^o' accept-and-infer-next-history
+zstyle ':completion:*' menu select
+
+zstyle ':completion:*' matcher-list 'm:{a-zA-Z}={A-Za-z}' 'r:|=*' 'l:|=* r:|=*'
+
+zstyle ':completion:*' special-dirs true
+
+zstyle ':completion:*:cd:*' tag-order local-directories directory-stack path-directories
+
+zstyle ':completion:*:*:*:users' ignored-patterns adm amanda apache at avahi avahi-autoipd backup beaglidx bin bind cacti canna clamav colord daemon dbus distcache dnsmasq dovecot fax ftp games gdm gkrellmd gnats gopher hacluster haldaemon halt hplip hsqldb ident irc junkbust kdm ldap list lp mail mailman mailnull man messagebus mldonkey mysql nagios named netdump news nfsnobody nginx nobody nscd ntp ntpsec nut nx obsrun openvpn operator pcap polkitd postfix postgres privoxy proxy pulse pvm quagga radvd redsocks rpc rpcuser rpm rtkit saned sbuild sbws scard sddm shutdown speech-dispatcher squid sshd statd svn sync sys tcpdump tftp tss usbmux uucp uuidd vcsa wwwrun www-data x2gouser xfs '_*' 'systemd-*' 'debian-*' 'Debian-*'
+zstyle '*' single-ignored show
+
+zstyle ':completion:*:*:*:*:processes' command "ps -u ${USER} -o pid,user,comm -w -w"
+zstyle ':completion:*:*:kill:*:processes' list-colors '=(#b) #([0-9]#) ([0-9a-z-]#)*=01;34=0=01'
+zstyle ':completion:*:kill:*' command 'ps -u ${USER} -o pid,%cpu,tty,cputime,cmd'
+
+autoload -Uz +X compinit && \
+compinit -i -C -d "${ZSHU[f_compdump]}"
+
+unset 'ZSHU[compdump_bash]'
+if autoload -Uz +X bashcompinit ; then
+    bashcompinit && ZSHU[compdump_bash]=1
+fi
+
+for i ( "${ZSHU[d_conf]}"/completion/*.zsh(N.r) ) ; do
+    source "$i"
+done ; unset i
+for i ( "${ZSHU[d_conf]}"/local/completion/*.zsh(N.r) ) ; do
+    source "$i"
+done ; unset i
+
+__z_compdump_finalize

.config/zsh/rc/gpg-agent.zsh

@@ -0,0 +1,38 @@
+#!/bin/zsh
+
+z-gpg-agent() {
+    ## don't bother with gpg agent socket if it already set
+    [ -z "${GPG_AGENT_INFO}" ] || return 0
+
+    (( ${+commands[gpg-agent]} )) || return 127
+
+    if (( ${+commands[systemctl]} )) ; then
+        local u s
+        for u in gpg-agent.{service,socket} ; do
+            s=$(z-systemctl --user is-enabled $u)
+            case "$s" in
+            disabled ) ;;
+            * ) continue ;;
+            esac
+            z-systemctl --user --now enable $u
+        done
+    fi
+
+    (( ${+commands[gpgconf]} )) || return 127
+
+    local agent_sock
+    agent_sock=$(command gpgconf --list-dirs agent-socket) || return $?
+    [ -n "${agent_sock}" ] || return 3
+    export GPG_AGENT_INFO="${agent_sock}:0:1"
+
+    ## don't bother with ssh agent socket if it already set
+    [ -z "${SSH_AUTH_SOCK}" ] || return 0
+
+    local want_ssh_agent ssh_auth_sock
+    want_ssh_agent=$(z-gpgconf-getopt gpg-agent enable-ssh-support)
+    if [ "${want_ssh_agent}" = 1 ] ; then
+        ssh_auth_sock=$(command gpgconf --list-dirs agent-ssh-socket) || return $?
+        [ -n "${ssh_auth_sock}" ] || return 5
+        export SSH_AUTH_SOCK="${ssh_auth_sock}"
+    fi
+}

.config/zsh/rc/keyboard.zsh

@@ -0,0 +1,138 @@
+#!/bin/zsh
+
+typeset -A ZSHU_TI_KEYS
+typeset -A ZSHU_FB_KEYS
+
+if z-ti-test smkx rmkx ; then
+    zle-line-init()   { emulate -L zsh ; echoti smkx ; }
+    zle-line-finish() { emulate -L zsh ; echoti rmkx ; }
+#   zle-line-init()   { echoti smkx ; }
+#   zle-line-finish() { echoti rmkx ; }
+    zle -N zle-line-init
+    zle -N zle-line-finish
+fi
+
+## key [sequence] via terminfo
+z-kseq-ti() {
+    [ -z "$1" ] && return
+    [ -z "$2" ] && return
+
+    z-ti-test "$2" && ZSHU_TI_KEYS[${terminfo[$2]}]=$1
+}
+
+## key [sequence] via fallback
+z-kseq-fb() {
+    [ -z "$1" ] && return
+    [ -z "$2" ] && return
+
+    ZSHU_FB_KEYS[$2]=$1
+}
+
+z-kseq-ti Backspace  kbs
+
+z-kseq-ti Home       khome
+z-kseq-ti End        kend
+z-kseq-ti Insert     kich1
+z-kseq-ti Delete     kdch1
+
+z-kseq-ti Up         kcuu1
+z-kseq-ti Down       kcud1
+z-kseq-ti Left       kcub1
+z-kseq-ti Right      kcuf1
+
+z-kseq-ti PageUp     kpp
+z-kseq-ti PageDown   knp
+
+z-kseq-ti Shift-Tab  kcbt
+
+z-kseq-fb Backspace        '^?'
+z-kseq-fb Home             '^[[H'
+z-kseq-fb End              '^[[F'
+z-kseq-fb Insert           '^[[2~'
+z-kseq-fb Delete           '^[[3~'
+z-kseq-fb Delete #         '^[3;5~'
+
+z-kseq-fb Up               '^[[A'
+z-kseq-fb Down             '^[[B'
+z-kseq-fb Left             '^[[D'
+z-kseq-fb Right            '^[[C'
+
+z-kseq-fb PageUp           '^[[5~'
+z-kseq-fb PageDown         '^[[6~'
+
+z-kseq-fb Ctrl-Delete      '^[[3;5~'
+z-kseq-fb Ctrl-RightArrow  '^[[1;5C'
+z-kseq-fb Ctrl-LeftArrow   '^[[1;5D'
+
+z-kseq-fb Esc-w            '\ew'
+
+z-bind () {
+    local -a maps
+    local -Ua keys
+    local widget i k
+
+    while [ "$1" != "--" ] ; do
+        maps+=( "$1" )
+        shift
+    done
+    shift
+
+    widget="$2"
+
+    keys+=( ${(k)ZSHU_TI_KEYS[(r)$1]} )
+    keys+=( ${(k)ZSHU_FB_KEYS[(r)$1]} )
+
+    [ ${#keys} -eq 0 ] && return 1
+
+    case "${widget}" in
+    /* )
+        widget=${widget:1}
+        emulate zsh -c "autoload -RUz ${widget}"
+        zle -N "${widget}"
+    ;;
+    esac
+
+    for i in "${maps[@]}" ; do
+        for k in "${keys[@]}" ; do
+            bindkey -M "$i" "$k" "${widget}"
+        done
+    done
+}
+
+z-bind emacs             -- Backspace        backward-delete-char
+z-bind       viins       -- Backspace        vi-backward-delete-char
+z-bind             vicmd -- Backspace        vi-backward-char
+z-bind emacs             -- Home             beginning-of-line
+z-bind       viins vicmd -- Home             vi-beginning-of-line
+z-bind emacs             -- End              end-of-line
+z-bind       viins vicmd -- End              vi-end-of-line
+z-bind emacs viins       -- Insert           overwrite-mode
+z-bind             vicmd -- Insert           vi-insert
+z-bind emacs             -- Delete           delete-char
+z-bind       viins vicmd -- Delete           vi-delete-char
+z-bind emacs viins vicmd -- Up              /up-line-or-beginning-search
+z-bind emacs viins vicmd -- Down            /down-line-or-beginning-search
+z-bind emacs             -- Left             backward-char
+z-bind       viins vicmd -- Left             vi-backward-char
+z-bind emacs             -- Right            forward-char
+z-bind       viins vicmd -- Right            vi-forward-char
+z-bind emacs viins vicmd -- PageUp           up-line-or-history
+z-bind emacs viins vicmd -- PageDown         down-line-or-history
+
+z-bind emacs viins vicmd -- Shift-Tab        reverse-menu-complete
+
+z-bind emacs viins vicmd -- Ctrl-Delete      kill-word
+z-bind emacs             -- Ctrl-RightArrow  forward-word
+z-bind       viins vicmd -- Ctrl-RightArrow  vi-forward-word
+z-bind emacs             -- Ctrl-LeftArrow   backward-word
+z-bind       viins vicmd -- Ctrl-LeftArrow   vi-backward-word
+
+z-bind emacs viins vicmd -- Esc-w            kill-region
+
+## use emacs key bindings
+bindkey -e
+
+for i ( /usr/share/doc/fzf/examples/key-bindings.zsh ) ; do
+    [ -s "$i" ] || continue
+    source $i
+done ; unset i

.config/zsh/rc/pager.zsh

@@ -0,0 +1,9 @@
+#!/bin/zsh
+
+PAGER=$(z-alt-find 'less|pager|more')
+if [ -n "${PAGER}" ] ; then
+    export PAGER
+    READNULLCMD=$(which "${PAGER}" | xargs -r readlink -e)
+else
+    unset PAGER READNULLCMD NULLCMD
+fi

.config/zsh/rc/prompt.zsh

@@ -0,0 +1,100 @@
+#!/bin/zsh
+
+typeset -gA ZSHU_PS1
+
+## three-line prompt
+function {
+    local -a line
+
+    line+="${ZSHU_PM[rst]}"
+    line+="%B%F{black}┌[%b"
+    line+="%F{yellow}%D{%y.%m.%d} %B%D{%H:%M:%S}%f%b"
+    line+="%B%F{black}|%b"
+    line+='${ZSHU_PM[id]:+"%B%F{white}${ZSHU_PM[id]}${ZSHU_PM[rst]}%B%F{black}|%b%f"}'
+    line+="${ZSHU_PM[user]}%F{white}@${ZSHU_PM[host]}"
+    line+='${ZSHU_PS[elapsed]}'
+    line+="${ZSHU_PM[rst]}"
+
+    line+="${ZSHU_PM[crlf]}"
+
+    line+="%B%F{black}┝%f%b "
+    line+='${ZSHU_PS[pwd]:-${ZSHU_PS[pwd_std]}}'
+    line+='${ZSHU_PS[pwd_extra]}'
+    line+="${ZSHU_PM[rst]}"
+
+    line+="${ZSHU_PM[crlf]}"
+
+    line+="%B%F{black}└[%f%b"
+    line+="${ZSHU_PS[lastcmd]}"
+    line+='${ZSHU_PS[shlvl]}'
+    line+="%B%F{black}|%b%f"
+    line+="${ZSHU_PS[cmd]}"
+
+    ZSHU_PS1[3L]="${(j::)line}"
+}
+
+## two-line prompt
+function {
+    local -a line
+
+    line+="${ZSHU_PM[rst]}"
+    line+="%B%F{black}┌[%b"
+    line+='${ZSHU_PM[id]:+"%B%F{white}${ZSHU_PM[id]}${ZSHU_PM[rst]}%B%F{black}|%b%f"}'
+    line+="${ZSHU_PM[user]}%F{white}@${ZSHU_PM[host]}"
+    line+="%B%F{black}|%b"
+    line+='${ZSHU_PS[pwd]:-${ZSHU_PS[pwd_std]}}'
+    line+='${ZSHU_PS[pwd_extra]}'
+    line+='${ZSHU_PS[elapsed]}'
+    line+="${ZSHU_PM[rst]}"
+
+    line+="${ZSHU_PM[crlf]}"
+
+    line+="%B%F{black}└[%f%b"
+    line+="${ZSHU_PS[lastcmd]}"
+    line+='${ZSHU_PS[shlvl]}'
+    line+="%B%F{black}|%b%f"
+    line+="${ZSHU_PS[cmd]}"
+
+    ZSHU_PS1[2L]="${(j::)line}"
+}
+
+## one-line prompt
+function {
+    local -a line
+
+    line+="${ZSHU_PM[rst]}"
+    line+="${ZSHU_PS[lastcmd]}"
+    line+='${ZSHU_PS[shlvl]}'
+    line+="%B%F{black}|%b"
+    line+="${ZSHU_PM[user]}"
+    line+="%B%F{black}|%b"
+    line+='${ZSHU_PM[id]:+"%B%F{white}${ZSHU_PM[id]}${ZSHU_PM[rst]}%B%F{black}|%b%f"}'
+    line+='${ZSHU_PS[pwd]:-${ZSHU_PS[pwd_std]}}'
+    line+='${ZSHU_PS[pwd_extra]}'
+    line+='${ZSHU_PS[elapsed]}'
+    line+="%B%F{black}|%b"
+    line+="${ZSHU_PS[cmd]}"
+
+    ZSHU_PS1[1L]="${(j::)line}"
+}
+
+z-ps1() {
+    [ -n "$1" ] || {
+        echo "${ZSHU_PS[ps1]}"
+        return
+    }
+
+    local k
+    for k ( "$1" "${1}L" ) ; do
+        (( ${+ZSHU_PS1[$k]} )) || continue
+
+        ZSHU_PS[ps1]=$k
+        PS1=${ZSHU_PS1[$k]}
+        return
+    done
+    return 1
+}
+
+z-ps1 3
+[ "${ZSHU_RUN[nested]}"   = 1 ] && z-ps1 2
+[ "${ZSHU_RUN[nested1L]}" = 1 ] && z-ps1 1

.config/zsh/rc/ssh-agent.zsh

@@ -0,0 +1,66 @@
+#!/bin/zsh
+
+z-ssh-agent() {
+    while : ; do
+        [ -n "${SSH_AGENT_PID}" ] || break
+        z-proc-exists "${SSH_AGENT_PID}" || break
+
+        [ -n "${SSH_AUTH_SOCK}" ] || break
+        [ -S "${SSH_AUTH_SOCK}" ] || break
+
+        ## don't bother with ssh agent socket if it already set
+        return 0
+
+        break
+    done
+    [ -z "${SSH_AGENT_PID}" ] || kill "${SSH_AGENT_PID}"
+    unset SSH_AGENT_PID
+
+    (( ${+commands[ssh-agent]} )) || return 127
+
+    if [ -z "${SSH_AUTH_SOCK}" ] ; then
+        local sock_dir
+        if [ "${XDG_RUNTIME_DIR}" = "${TMPDIR}" ] ; then
+            sock_dir="${ZSHU[d_zdot]}/.cache/ssh"
+        else
+            sock_dir="${XDG_RUNTIME_DIR}/ssh"
+        fi
+        mkdir -p "${sock_dir}"
+        SSH_AUTH_SOCK="${sock_dir}/ssh-agent.sock"
+    fi
+
+    local pid_file
+    pid_file="${SSH_AUTH_SOCK:h}/ssh-agent.pid"
+    while : ; do
+        [ -s "${pid_file}" ] || break
+        SSH_AGENT_PID=$(cat "${pid_file}")
+        z-proc-exists "${SSH_AGENT_PID}" || break
+        [ -S "${SSH_AUTH_SOCK}" ] || break
+
+        ## don't bother with ssh agent socket if it already set
+        export SSH_AGENT_PID SSH_AUTH_SOCK
+        return 0
+    done
+    unset SSH_AGENT_PID
+
+    if [ -S "${SSH_AUTH_SOCK}" ] ; then
+        rm -fv "${SSH_AUTH_SOCK}"
+    fi
+
+    {
+        eval "$(ssh-agent -s -a "${SSH_AUTH_SOCK}")"
+    } >/dev/null
+
+    while : ; do
+        [ -n "${SSH_AGENT_PID}" ] || break
+        [ -n "${SSH_AUTH_SOCK}" ] || break
+        [ -S "${SSH_AUTH_SOCK}" ] || break
+
+        echo "${SSH_AGENT_PID}" > "${pid_file}"
+        export SSH_AGENT_PID SSH_AUTH_SOCK
+        return 0
+    done
+
+    unset SSH_AGENT_PID SSH_AUTH_SOCK
+    return 1
+}

.config/zsh/rc/terminal.zsh

@@ -0,0 +1,24 @@
+#!/bin/zsh
+
+z-orig-term() {
+    local -a a
+    local i x
+
+    for i ( ${ZSHU_PARENTS_PID} ) ; do
+        i="${ZSHU[procfs]}/$i/environ"
+        [ -r "$i" ] || continue
+        x=$(sed -zEn '/^TERM=(.+)$/{s//\1/;p;}' "$i" 2>/dev/null | tr -d '\0')
+        [ -n "$x" ] || continue
+        a+=( "$x" )
+    done
+    case "$1" in
+    \* | @ )
+        local ORIG_TERM=( $a )
+        declare -p ORIG_TERM
+    ;;
+    * )
+        i='-1' ; x="${1:-$i}"
+        echo "${a[$x]}"
+    ;;
+    esac
+}

.gdbinit

@@ -0,0 +1,6 @@
+undisplay
+display /i $pc
+set disassembly-flavor intel
+layout asm
+layout regs
+set debuginfod enabled on

.gitconfig

@@ -0,0 +1,55 @@
+[advice]
+	detachedHead = false
+	resetNoRefresh = false
+	skippedCherryPicks = false
+	statusAheadBehind = false
+	statusUoption = false
+	suggestDetachingHead = false
+[commit]
+	gpgSign = false
+[core]
+	abbrev = 10
+	bigFileThreshold = 16m
+	compression = 7
+	deltaBaseCacheLimit = 128m
+	looseCompression = 2
+[credential]
+	helper = cache --timeout=86400
+[fetch]
+	writeCommitGraph = true
+[gc]
+	aggressiveDepth = 100
+	aggressiveWindow = 500
+	auto = 0
+	bigPackThreshold = 1g
+	pruneExpire = now
+[grep]
+	threads = 2
+[index]
+	threads = 2
+[init]
+	defaultBranch = main
+[log]
+	showSignature = false
+[maintainance]
+	auto = false
+[pack]
+	compression = 7
+	deltaCacheLimit = 2048
+	packSizeLimit = 1g
+	threads = 4
+	useSparse = true
+	writeBitmapLookupTable = true
+	writeReverseIndex = true
+[pull]
+	ff = only
+[push]
+	default = simple
+	gpgSign = false
+[receive]
+	autogc = false
+	keepAlive = 25
+[reftable]
+	blockSize = 65536
+[repack]
+	writeBitmaps = true

.sbuildrc.dist

@@ -0,0 +1,21 @@
+$chroot_mode = "schroot";
+$build_path = '';
+
+$pgp_options = [ '-us', '-uc', '-ui' ];
+
+$build_arch_all = 1;
+$build_arch_any = 1;
+$check_space = 0;
+$enable_network = 1;
+
+$run_autopkgtest = 0;
+$run_lintian = 0;
+$run_piuparts = 0;
+
+$apt_distupgrade = 0;
+$apt_upgrade = 0;
+
+$purge_build_directory = 'successful';
+
+# don't remove this, Perl needs it:
+1;

.screenrc

@@ -0,0 +1,10 @@
+startup_message off
+# term screen-256color-s
+bce off
+defutf8 on
+utf8 on on
+defscrollback 8192
+defflow off
+deflogin off
+# defshell -zsh
+hardstatus alwaysfirstline "%{= ky}%y.%m.%d%{= kK}|%{= kY}%c:%s%{= kK}|%{= kB}%H%{= kK}|%{= kG}%S%{= kK}|%{= kM}#%w%{-}%= %{= kK}|%{= kr}%l%{= kG}"

.selected_editor

@@ -0,0 +1,2 @@
+# Generated by /usr/bin/select-editor
+SELECTED_EDITOR="/usr/bin/vim.basic"

.vimrc

@@ -0,0 +1,5 @@
+syntax on
+set listchars=eol:$,tab:>-,trail:~,extends:>,precedes:<
+set nolist
+set tabstop=4
+set shiftwidth=4

.zshenv

@@ -0,0 +1,6 @@
+#!/bin/zsh
+if [[ -o interactive ]] ; then
+    ## early redirect
+    : "${ZDOTDIR:=${HOME}}"
+    source "${ZDOTDIR}/.config/zsh/_.zsh"
+fi

.zshrc

@@ -0,0 +1,2 @@
+#!/bin/zsh
+## this file is NOT used at all - job is already done by .zshenv

LICENCE

@@ -1,9 +0,0 @@
-Copyright (c) 2021 Konstantin Demin. All rights reserved.
-
-Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:
-
-1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.
-2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.
-3. Neither the name of the copyright holder nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
-
-THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

README.md

@@ -1,72 +0,0 @@
-personal dotfiles
-
-## repo URLs
-
-- https://git.krd.sh/krd/dotfiles (main)
-- https://github.com/rockdrilla/dotfiles (mirror)
-
-## contents
-
-- zsh
-- gnu screen
-- git
-- vim (very naive)
-- gdb (ditto)
-
-files are stored in separate branch (`main`)
-
-## installation
-
-- install dotfiles (select preferred variant):
-  - with `curl`:
-    - default URI:
-
-      ```sh
-      curl -sSL https://dotfiles.krd.sh/get | sh -s
-      ```
-
-    - explicit fallback to Github:
-
-      ```sh
-      curl -sSL https://github.com/rockdrilla/dotfiles/raw/main/.config/dotfiles/install.sh | sh -s
-      ```
-
-  - with `wget`:
-    - default URI:
-
-      ```sh
-      wget -q -O - https://dotfiles.krd.sh/get | sh -s
-      ```
-
-    - explicit fallback to Github:
-
-      ```sh
-      wget -q -O - https://github.com/rockdrilla/dotfiles/raw/main/.config/dotfiles/install.sh | sh -s
-      ```
-
-  - with `apt-helper` (very last-resort):
-    - default URI:
-
-      ```sh
-      /usr/lib/apt/apt-helper download-file https://dotfiles.krd.sh/get "${HOME}/dotfiles.install.sh"
-      sh "${HOME}/dotfiles.install.sh" ; rm -f "${HOME}/dotfiles.install.sh"
-      ```
-
-    - explicit fallback to Github:
-
-      ```sh
-      /usr/lib/apt/apt-helper download-file https://github.com/rockdrilla/dotfiles/raw/main/.config/dotfiles/install.sh "${HOME}/dotfiles.install.sh"
-      sh "${HOME}/dotfiles.install.sh" ; rm -f "${HOME}/dotfiles.install.sh"
-      ```
-
-- switch shell to `zsh`:
-
-  ```sh
-  chsh -s /bin/zsh
-  ```
-
-## license
-
-BSD 3-Clause
-| [spdx.org](https://spdx.org/licenses/BSD-3-Clause.html)
-| [opensource.org](https://opensource.org/licenses/BSD-3-Clause)