Convert Gentoo-specific code to more universal form.

src/cdm

@@ -33,12 +33,23 @@ longname='Console Display Manager'
 ver='0.6'
 
 trap '' SIGINT SIGTSTP
-source /etc/init.d/functions.sh
 
-# Exit functions.
+# Helper functions.
 
+warn() { printf ' \033[01;33m*\033[00m '; echo "$name: $*" > /dev/stderr; }
+error() { printf ' \033[01;31m*\033[00m '; echo "$name: $*" > /dev/stderr; }
 exitnormal() { exit 0; }
 exiterror() { sleep 1; exit 1; }
+yesno()
+{
+	[ -z "$1" ] && return 1
+
+	case "$1" in
+	    [Yy][Ee][Ss]|[Tt][Rr][Uu][Ee]|[Oo][Nn]|1) return 0;; 
+	    [Nn][Oo]|[Ff][Aa][Ll][Ss][Ee]|[Oo][Ff][Ff]|0) return 1;; 
+		*) warn "\`$1' is not a valid argument for \`yesno'; using \`no' for now."
+	esac
+}
 
 # Source cdm configurations.
 
@@ -47,7 +58,7 @@ if [[ -n "$1" ]]; then
 	then
 		source "$1"
 	else
-		eerror "$name: config file \`$1' does not exist."
+		error "config file \`$1' does not exist."
 		exiterror
 	fi
 elif [[ -f "$HOME/.cdmrc" ]]; then
@@ -146,13 +157,13 @@ case ${flaglist[$binindex]} in
 
 		$(yesno consolekit) && launchflags="-c -t $cktimeout"
 		if ! eval cdm-xlaunch $launchflags -- $bin -- $serverargs; then
-			ewarn "$name: \`cdm-xlaunch' exited unsuccessfully."
+			warn "\`cdm-xlaunch' exited unsuccessfully."
 			exiterror
 		fi
 		;;
 
 	*)
-		eerror "$name: unknown flag: \`${flaglist[$binindex]}'."
+		error "unknown flag: \`${flaglist[$binindex]}'."
 		exiterror
 		;;
 esac

src/cdm-xlaunch

@@ -31,7 +31,9 @@
 name=$(basename "$0")
 consolekit=false
 cktimeout=30
-source /etc/init.d/functions.sh
+
+info() { printf ' \033[01;32m*\033[00m '; echo "$name: $*"; }
+error() { printf ' \033[01;31m*\033[00m '; echo "$name: $*" > /dev/stderr; }
 
 args=$(getopt -n "$name" -o ct: -l consolekit,timeout: -- "$@") || exit 1
 eval set -- "$args"
@@ -54,11 +56,11 @@ done
 
 # Do first to avoid race conditions.
 if $consolekit; then
-	ebegin "$name: waiting for ConsoleKit to register X session"
+	info "waiting for ConsoleKit to register X session."
 	sleep "$cktimeout" & clockpid=$!
 	dbuspidfifo=$(mktemp --dry-run --tmpdir $name.XXXXXXXX)
 	if ! mkfifo "$dbuspidfifo"; then
-		eend "$name: failed to create FIFO \`$fifo'."
+		error "failed to create FIFO \`$fifo'."
 		exit 1
 	fi
 
@@ -77,16 +79,17 @@ fi
 # Conform to POSIX and do not use `>&' here.
 sh -i -c "(startx $* > /dev/null 2>&1 &)"
 
-# If wait(1) returns with a value >128, it was interrupted by kill(1), so registration was sucessful.
+# If wait(1) returns with a value >128, it was interrupted by kill(1), so
+# registration was sucessful.
 if [[ -n "$clockpid" ]]; then
 	if wait "$clockpid" >& /dev/null
 	then
 		kill "$dbuspid"
-		eend "$name: ConsoleKit registration timed out."
+		error "ConsoleKit registration timed out."
 		exit 1
 	else
 		kill "$dbuspid"
-		eend 0
+		info "ConsoleKit registration succeeded."
 		exit 0
 	fi
 fi

src/cdmrc

@@ -38,7 +38,7 @@ countfrom=0
 # Set default display.
 display=0
 
-# Where should first X tty be spawned?
+# Where should the first X tty be spawned?
 xtty=7
 
 # Should cdm(1) stick to the specified display?