fix: standardize shell escape character to octal

URxvt requires octal for keysym while others do not and querying a
single one is easier.

files/sh/.config/bash/bashrc

@@ -62,7 +62,7 @@ _reset_line() {
     unset cur_y
     ## Print line ending char with reversed video and end with newline.
     if test "${color_prompt-}" = "yes"; then
-      printf '%b' "\033[41m\033[0m\033[7m%\033[m\n\r"
+      printf '%b' "\033[41m\033[0m\033[7m%\033[0m\n\r"
     else
       printf '%b' "%\n\r"
     fi
@@ -100,7 +100,7 @@ fi
 case "${TERM-}" in
   screen*|xterm*|rxvt*)
     ## Set window title
-    PS1="\[\e]0;${debian_chroot:+(${debian_chroot})}\u@\h: \w\a\]${PS1}"
+    PS1="\[\033]0;${debian_chroot:+(${debian_chroot})}\u@\h: \w\a\]${PS1}"
     ;;
   *) ;;
 esac
@@ -112,7 +112,7 @@ case "${TERM-}" in
   *)
     ## Reset cursor to steady block after command input and before execution.
     # shellcheck disable=SC2034
-    PS0="\e[2 q\2"
+    PS0="\033[2 q\2"
     ;;
 esac
 if ! shopt -oq posix; then

files/sh/.config/bash/inputrc

@@ -20,13 +20,13 @@ set editing-mode emacs
 set show-mode-in-prompt on
 
 $if term=linux
-  set emacs-mode-string  "\1\e[?0c\2"
-  set vi-ins-mode-string "\1\e[?0c\2"
-  set vi-cmd-mode-string "\1\e[?8c\2"
+  set emacs-mode-string  "\1\033[?0c\2"
+  set vi-ins-mode-string "\1\033[?0c\2"
+  set vi-cmd-mode-string "\1\033[?8c\2"
 $else
-  set emacs-mode-string  "\1\e[5 q\2"
-  set vi-ins-mode-string "\1\e[5 q\2"
-  set vi-cmd-mode-string "\1\e[2 q\2"
+  set emacs-mode-string  "\1\033[5 q\2"
+  set vi-ins-mode-string "\1\033[5 q\2"
+  set vi-cmd-mode-string "\1\033[2 q\2"
 $endif
 
 $if term=''
@@ -59,8 +59,8 @@ $if mode=emacs
 
   set keymap emacs-ctlx
   v: vi-editing-mode
-  Control-v: "\C-xv\e"
-  Esc: "\C-xv\e"
+  Control-v: "\C-xv\033"
+  Esc: "\C-xv\033"
   set keymap emacs
 
 $else
@@ -117,46 +117,46 @@ $endif
 
 
 ## Home
-"\e[1~": beginning-of-line
-"\e[H": beginning-of-line
-"\eOH": beginning-of-line
+"\033[1~": beginning-of-line
+"\033[H": beginning-of-line
+"\033OH": beginning-of-line
 
 ## End
-"\e[4~": end-of-line
-"\e[F": end-of-line
-"\eOF": end-of-line
+"\033[4~": end-of-line
+"\033[F": end-of-line
+"\033OF": end-of-line
 
 ## Delete
-"\e[3~": delete-char
-"\e[P": delete-char
-"\eOP": delete-char
+"\033[3~": delete-char
+"\033[P": delete-char
+"\033OP": delete-char
 
 ## Insert
-"\e[2~": quoted-insert
-"\e[L": quoted-insert
+"\033[2~": quoted-insert
+"\033[L": quoted-insert
 
 ## PgUp
-"\e[5~": beginning-of-history
-"\e[I": beginning-of-history
+"\033[5~": beginning-of-history
+"\033[I": beginning-of-history
 
 ## PgDown
-"\e[6~": end-of-history
-"\e[G": end-of-history
+"\033[6~": end-of-history
+"\033[G": end-of-history
 
 ## Ctrl+RighArrow
-"\e[1;5C": forward-word
-"\e[5C": forward-word
-"\e\e[C": forward-word
+"\033[1;5C": forward-word
+"\033[5C": forward-word
+"\033\033[C": forward-word
 
 ## Ctrl+LeftArrow
-"\e[1;5D": backward-word
-"\e[5D": backward-word
-"\e\e[D": backward-word
+"\033[1;5D": backward-word
+"\033[5D": backward-word
+"\033\033[D": backward-word
 
 ## Terminal
 $if term=rxvt
-  "\e[7~": beginning-of-line
-  "\e[8~": end-of-line
-  "\eOc": forward-word
-  "\eOd": backward-word
+  "\033[7~": beginning-of-line
+  "\033[8~": end-of-line
+  "\033Oc": forward-word
+  "\033Od": backward-word
 $endif

files/sh/.config/less/lesskey

@@ -18,4 +18,4 @@ i toggle-option i
 ^F right
 ^N down
 ^P up
-\ef word-right
+\033f word-right

files/sh/.config/sh/shrc

@@ -241,14 +241,14 @@ _git_prompt_info(){
   test "${ref-}" || return
   # shellcheck disable=2039,3003
   case "${TERM-}" in
-    *-256color|xterm-kitty) branchcolor=$'\e[38;5;31m' ;;
-    *-88color|rxvt-unicode) branchcolor=$'\e[38;5;22m' ;;
-    *) branchcolor=$'\e[00;94m' ;;
+    *-256color|xterm-kitty) branchcolor=$'\033[38;5;31m' ;;
+    *-88color|rxvt-unicode) branchcolor=$'\033[38;5;22m' ;;
+    *) branchcolor=$'\033[0;94m' ;;
   esac
   if test -n "${ZSH_VERSION-}"; then
     # shellcheck disable=2016
     if test "${color_prompt}" = "yes"; then
-      print -Pn '(%%{${branchcolor}%%}%20>...>${ref}%<<%%{\e[00m%%})'
+      print -Pn '(%%{${branchcolor}%%}%20>...>${ref}%<<%%{\033[0m%%})'
     else
       print -Pn '(%20>...>${ref}%<<)'
     fi
@@ -263,22 +263,22 @@ _git_prompt_info(){
 }
 
 # shellcheck disable=SC2034
-reset_color="$(printf '%b' '\e[00m')"
+reset_color="$(printf '%b' '\033[0m')"
 
 # shellcheck disable=SC2034
 ## Use echotc Co? Only available by default for zsh, not bash.
 case "${TERM-}" in
   *-256color|xterm-kitty)
-    usercolor="$(printf '%b' "\e[38;5;184m")"
-    dircolor="$(printf '%b' "\e[38;5;27m")"
+    usercolor="$(printf '%b' "\033[38;5;184m")"
+    dircolor="$(printf '%b' "\033[38;5;27m")"
     ;;
   *-88color|rxvt-unicode)
-    usercolor="$(printf '%b' "\e[38;5;56m")"
-    dircolor="$(printf '%b' "\e[38;5;23m")"
+    usercolor="$(printf '%b' "\033[38;5;56m")"
+    dircolor="$(printf '%b' "\033[38;5;23m")"
     ;;
   *)
-    usercolor="$(printf '%b' "\e[00;93m")"
-    dircolor="$(printf '%b' "\e[01;34m")"
+    usercolor="$(printf '%b' "\033[0;93m")"
+    dircolor="$(printf '%b' "\033[1;34m")"
     ;;
 esac
 
@@ -290,7 +290,7 @@ esac
 # shellcheck disable=SC2034
 uid="$(id -u)"
 if test "${uid}" = "0"; then
-  usercolor="$(printf '%b' "\e[00;97m")"
+  usercolor="$(printf '%b' "\033[0;97m")"
   ps1_symbol="#"
 fi
 unset uid

files/sh/.config/zsh/.zshrc

@@ -77,7 +77,7 @@ if test "${color_prompt-}" = "yes"; then
   PS1="\$(resize-terminal)%F{magenta}[%{$usercolor%}%n@%m%F{reset_color%}"
   PS1="${PS1} %{$dircolor%}%50<...<%~%<<%F{reset_color%}\$(_git_prompt_info)"
   PS1="${PS1}%F{magenta}]%F{reset_color}${newline-}${ps1_symbol} "
-  RPS1="%(?..(%{"$'\e[31m'"%}%?%{$reset_color%}%)%<<)"
+  RPS1="%(?..(%{"$'\033[31m'"%}%?%{$reset_color%}%)%<<)"
 else
   PS1="\$(resize-terminal)[%n@%M %~\$(_git_prompt_info)]${newline}"
   PS1="${PS1}${ps1_symbol} "
@@ -90,8 +90,8 @@ _set_title() {
     *install*)
       hash -r ;;
   esac
-  print -Pn '\e]1;%l@%m${1+*}\a'
-  print -Pn '\e]2;%n@%m:%~'
+  print -Pn '\033]1;%l@%m${1+*}\a'
+  print -Pn '\033]2;%n@%m:%~'
   if test -n "${1:-}"; then
     print -Pnr ' (%24>..>$1%>>)' | tr '\0-\037' '?'
   fi
@@ -103,20 +103,20 @@ case "${TERM-}" in
     precmd() {
       _set_title "$@"
       if [ "${STY:-}" -o "${TMUX:-}" ]; then
-        # print -Pn "\e]1;\a\e]1;@%m\a"
-        print -Pn '\ek@\e\\'
+        # print -Pn "\033]1;\a\033]1;@%m\a"
+        print -Pn '\033k@\033\\'
       else
-        print -Pn '\ek@%m\e\\'
+        print -Pn '\033k@%m\033\\'
       fi
     }
     preexec() {
       _set_title "$@"
-      print -n "\ek"
+      print -n "\033k"
       print -Pnr '%10>..>$1' | tr '\0-\037' '?'
       if [ "${STY:-}" -o "${TMUX:-}" ]; then
-        print -Pn '@\e\\'
+        print -Pn '@\033\\'
       else
-        print -Pn '@%m\e\\'
+        print -Pn '@%m\033\\'
       fi
     }
   ;;
@@ -301,10 +301,10 @@ function clear-screen-and-scrollback() {
   esac
   test -n "${TTY-}" || return
   echoti civis >"${TTY-}"
-  printf '%b' "\e[H\e[2J" >"${TTY-}"
+  printf '%b' "\033[H\033[2J" >"${TTY-}"
   zle .reset-prompt
   zle -R
-  printf '%b' "\e[3J" >"${TTY-}"
+  printf '%b' "\033[3J" >"${TTY-}"
   echoti cnorm >"${TTY-}"
 }
 zle -N clear-screen-and-scrollback
@@ -341,8 +341,8 @@ case "${TERM-}" in
   *)
     zle-keymap-select zle-line-init() {
       case $KEYMAP in
-        vicmd)      print -n -- "\e[2 q";;
-        viins|main) print -n -- "\e[5 q";;
+        vicmd)      print -n -- "\033[2 q";;
+        viins|main) print -n -- "\033[5 q";;
       esac
 
       zle reset-prompt
@@ -350,7 +350,7 @@ case "${TERM-}" in
     }
 
     zle-line-finish() {
-      print -n -- "\e[2 q"
+      print -n -- "\033[2 q"
     }
 
     zle -N zle-line-init
@@ -420,56 +420,56 @@ bindkey -M menuselect "^M" accept-line
 ## https://invisible-island.net/xterm/xterm-function-keys.html
 ##
 ## Shit+Tab
-bindkey-multi emacs viins menuselect -- "\E[Z" "${terminfo[kcbt]}" \
+bindkey-multi emacs viins menuselect -- "\033[Z" "${terminfo[kcbt]}" \
   -- reverse-menu-complete
 ## Backspace
 bindkey-multi emacs viins vicmd menuselect -- "^H" "^?" "${terminfo[kbs]}" \
   -- backward-delete-char
 ## Home
-bindkey-multi emacs viins vicmd -- "\E[1~" "\E[7~" "\E[H" "\EOH" \
+bindkey-multi emacs viins vicmd -- "\033[1~" "\033[7~" "\033[H" "\033OH" \
   "${terminfo[khome]}" \
   -- beginning-of-line
 ## Insert
-bindkey-multi emacs viins vicmd -- "\E[2~" "\E[L" "${terminfo[kich1]}" \
+bindkey-multi emacs viins vicmd -- "\033[2~" "\033[L" "${terminfo[kich1]}" \
   -- overwrite-mode
 ## Delete
-bindkey-multi emacs viins vicmd -- "\E[3~" "\E[P" "\EOP" \
+bindkey-multi emacs viins vicmd -- "\033[3~" "\033[P" "\033OP" \
   "${terminfo[kdch1]}" \
   -- vi-delete-char
 ## End
-bindkey-multi emacs viins vicmd -- "\E[4~" "\E[8~" "\E[F" "\EOF" \
+bindkey-multi emacs viins vicmd -- "\033[4~" "\033[8~" "\033[F" "\033OF" \
   "${terminfo[kend]}" \
   -- end-of-line
 ## PgUp
-bindkey-multi emacs viins -- "\E[5~" "\E[I" "${terminfo[kpp]}" \
+bindkey-multi emacs viins -- "\033[5~" "\033[I" "${terminfo[kpp]}" \
   -- beginning-of-buffer-or-history
 ## PgDown
-bindkey-multi emacs viins -- "\E[6~" "\E[G" "${terminfo[knp]}" \
+bindkey-multi emacs viins -- "\033[6~" "\033[G" "${terminfo[knp]}" \
   -- end-of-buffer-or-history
 ## Up arrow
-bindkey-multi emacs viins vicmd -- "\E[A" "\EOA" "${terminfo[kcuu1]}" \
+bindkey-multi emacs viins vicmd -- "\033[A" "\033OA" "${terminfo[kcuu1]}" \
   -- up-line-or-history
 ## Down arrow
-bindkey-multi emacs viins vicmd -- "\E[B" "\EOB" "${terminfo[kcud1]}" \
+bindkey-multi emacs viins vicmd -- "\033[B" "\033OB" "${terminfo[kcud1]}" \
   -- down-line-or-history
 ## Right arrow
-bindkey-multi emacs viins vicmd -- "\E[1C" "\E[C" "\EOC" \
+bindkey-multi emacs viins vicmd -- "\033[1C" "\033[C" "\033OC" \
   "${terminfo[kcuf1]}" \
   -- forward-char
 ## Left arrow
-bindkey-multi emacs viins vicmd -- "\E[D" "\EOD" "${terminfo[kcub1]}" \
+bindkey-multi emacs viins vicmd -- "\033[D" "\033OD" "${terminfo[kcub1]}" \
   -- backward-char
 ## Ctrl-Delete
-bindkey-multi emacs viins vicmd -- "\E[3;5~" "\E[3\^" "${terminfo[kDC5]}"  \
+bindkey-multi emacs viins vicmd -- "\033[3;5~" "\033[3\^" "${terminfo[kDC5]}"  \
   -- kill-word
 ## Ctrl-RightArrow
-bindkey-multi emacs viins vicmd -- "\E[1;5C" "\E0c" "${terminfo[kRIT5]}" \
+bindkey-multi emacs viins vicmd -- "\033[1;5C" "\0330c" "${terminfo[kRIT5]}" \
   -- forward-word
 ## Ctrl-LeftArrow
-bindkey-multi emacs viins vicmd -- "\E[1;5D" "\E0d" "${terminfo[kLFT5]}" \
+bindkey-multi emacs viins vicmd -- "\033[1;5D" "\0330d" "${terminfo[kLFT5]}" \
   -- backward-word
 ## F11
-bindkey-multi emacs viins -- "\E[23~" "${terminfo[kf11]}" -- new-screen
+bindkey-multi emacs viins -- "\033[23~" "${terminfo[kf11]}" -- new-screen
 
 autoload -Uz edit-command-line
 zle -N edit-command-line
@@ -477,7 +477,7 @@ bindkey -M emacs "^[e" edit-command-line
 bindkey -M emacs "^X^E" edit-command-line
 bindkey -M vicmd "^E" edit-command-line
 
-bindkey -M emacs "\ea" change-first-word
+bindkey -M emacs "\033a" change-first-word
 bindkey -M emacs "^XD" describe-key-briefly
 
 for binding in ${(f)$(bindkey -M emacs|grep -e '^"\^X')}; do

files/sh/.local/bin/resize-terminal

@@ -67,7 +67,7 @@ fi
 
 ## Non-POSIX compliant and fast.
 stty -echo
-printf '\e7\e[r\033[99999;99999H\e[6n\e8' >/dev/tty
+printf '\0337\033[r\033[99999;99999H\033[6n\0338' >/dev/tty
 # shellcheck disable=3045,SC2034
 IFS='[;R' read -r -t 1 -s -d R _ rows cols _ </dev/tty || {
   printf '%s\n' "${msg_unsupported}" >&2

files/tmux/.config/tmux/tmux.conf

@@ -53,7 +53,7 @@ set-option -g status-right-length '40'
 set-option -g status-right-style 'fg=brightcyan,bg=black'
 
 ## Terminal capabilities and update environment
-set-option -g terminal-overrides '*256color:Tc,xterm*:XT:Cc=\E]12;%p1%s\007:Cr=\E]112\007:Cs=\E[%p1%d q,rxvt-unicode*:XT:sitm@:ritm@'
+set-option -g terminal-overrides '*256color:Tc,xterm*:XT:Cc=\033]12;%p1%s\007:Cr=\033]112\007:Cs=\033[%p1%d q,rxvt-unicode*:XT:sitm@:ritm@'
 set-option -g update-environment "DISPLAY SSH_ASKPASS SSH_AUTH_SOCK SSH_AGENT_PID SSH_CONNECTION WINDOWID XAUTHORITY XDG_CURRENT_DESKTOP XDG_SESSION_DESKTOP"
 set-environment -gu DBUS_SESSION_BUS_ADDRESS