shrc: Set command title in bash only for non-builtins

... as well as some other common commands.

Note the eval statement, which is necessary in order to keep
compatibility with other shells than bash.

1 files changed, 79 insertions, 9 deletions

diff --git a/etc/shrc b/etc/shrc
index 29c34ac..e637857 100644
--- a/etc/shrc
+++ b/etc/shrc
@@ -23,20 +23,90 @@ case "$-" in *i*)
 	*ksh,*,/*)
 		PS1=$PS1'
]0;$PWD
' ;;
 	*bash,screen,*)
-		PROMPT_COMMAND='safetitle "${PWD/#\/home\/john/\~}"'
-		cmdtitle() {
-			case "$BASH_COMMAND" in
-			safetitle*)	;;
-			*)		safetitle "$BASH_COMMAND" ;;
-			esac
-		} ;;
+		PROMPT_COMMAND='safetitle "${PWD/#\/home\/john/\~}"' ;;
 	*bash,*,/*)
-		PS1='\[\033]0;\w\007\]'$PS1
-		cmdtitle() { echo -ne "\033]0;$BASH_COMMAND\007"; } ;;
+		PS1='\[\033]0;\w\007\]'$PS1 ;;
 	*)
 		;;
 	esac
 
+	case "$0" in *bash)
+	cmdtitle() {
+		cmd=${BASH_COMMAND#builtin }
+		cmd=${cmd#doas }
+		case "${cmd%% *}" in
+		safetitle) return ;;
+		screen) return ;;
+		ls) return ;;
+		ll) return ;;
+		mv) return ;;
+		rm) return ;;
+		:) return ;;
+		.) return ;;
+		source) return ;;
+		alias) return ;;
+		bg) return ;;
+		bind) return ;;
+		break) return ;;
+		builtin) return ;;
+		caller) return ;;
+		cd) return ;;
+		command) return ;;
+		compgen) return ;;
+		complete) return ;;
+		compopt) return ;;
+		continue) return ;;
+		declare) return ;;
+		typeset) return ;;
+		disown) return ;;
+		echo) return ;;
+		enable) return ;;
+		eval) return ;;
+		exec) return ;;
+		exit) return ;;
+		export) return ;;
+		fc) return ;;
+		fc) return ;;
+		fg) return ;;
+		getopts) return ;;
+		hash) return ;;
+		help) return ;;
+		history) return ;;
+		jobs) return ;;
+		kill) return ;;
+		let) return ;;
+		local) return ;;
+		mapfile) return ;;
+		readarray) return ;;
+		popd) return ;;
+		printf) return ;;
+		pushd) return ;;
+		pwd) return ;;
+		read) return ;;
+		readonly) return ;;
+		return) return ;;
+		set) return ;;
+		shift) return ;;
+		shopt) return ;;
+		suspend) return ;;
+		test) return ;;
+		[) return ;;
+		trap) return ;;
+		type) return ;;
+		ulimit) return ;;
+		umask) return ;;
+		unalias) return ;;
+		unset) return ;;
+		wait) return ;;
+		*) ;;
+		esac
+		eval 'pwd=${PWD/\/home\/john/\~}'
+		[[ $TERM = screen ]] &&
+		safetitle "$BASH_COMMAND ($pwd)" ||
+		echo -ne "\033]0;$BASH_COMMAND ($pwd)\007"
+	}
+	;; esac
+
 	# This file is used by shells that might not support
 	# set -o tabcomplete, so check before trying to use it.
 	( set -o tabcomplete 2>/dev/null ) && set -o tabcomplete