hdd: add outputformat.sh

hdd/outputformat.sh

+# copied from /etc/init.d/outformat (ALT Linux)
+
+# FIXME on Android: FIX ME! implement ttyname_r() bionic/libc/bionic/stubs.c:366
+inputisatty()
+{
+	# check stdin
+	#tty -s 2>/dev/null
+	test -t 0
+}
+
+isatty()
+{
+	# check stdout
+	test -t 1
+}
+
+isatty2()
+{
+	# check stderr
+	test -t 2
+}
+
+check_tty()
+{
+	isatty2 || return
+
+	# Set a sane TERM required for tput
+	[ -n "$TERM" ] || TERM=dumb
+	export TERM
+
+	# egrep from busybox may not --color
+	# egrep from MacOS print help to stderr
+	if grep -E --help 2>&1 | grep -q -- "--color" ; then
+		export EGREPCOLOR="--color"
+	fi
+
+	which tput >/dev/null 2>/dev/null || return
+	# FreeBSD does not support tput -S
+	echo | tput -S >/dev/null 2>/dev/null || return
+	[ -z "$USETTY" ] || return
+	export USETTY=1
+}
+
+: ${BLACK:=0} ${RED:=1} ${GREEN:=2} ${YELLOW:=3} ${BLUE:=4} ${MAGENTA:=5} ${CYAN:=6} ${WHITE:=7}
+
+set_boldcolor()
+{
+	[ "$USETTY" = "1" ] || return
+	{
+		echo bold
+		echo setaf $1
+	} |tput -S
+}
+
+restore_color()
+{
+	[ "$USETTY" = "1" ] || return
+	{
+		echo op; # set Original color Pair.
+		echo sgr0; # turn off all special graphics mode (bold in our case).
+	} |tput -S
+}
+
+pcolor()
+{
+	set_boldcolor "$1"
+	shift
+	echo -n "$*"
+	restore_color
+}
+
+test_main()
+{
+check_tty
+pcolor $BLUE "Hello, world!"
+echo "Hello"
+N="$(pcolor $BLUE "Hello, world!")"
+pcolor $RED "Hello, world!"
+echo "$N NONO"
+}