Color escape characters

Detailed Description

Initiate/Terminate a color tag.

Macros
#define	COLOR_ON   '\1'
	Escape character (ON). More...
#define	COLOR_OFF   '\2'
	Escape character (OFF). More...
#define	COLOR_ESC   '\3'
	Escape character (Quote next character). More...
#define	COLOR_INV   '\4'
	Escape character (Inverse foreground and background colors). More...
#define	SCOLOR_ON   "\1"
	Escape character (ON)
#define	SCOLOR_OFF   "\2"
	Escape character (OFF)
#define	SCOLOR_ESC   "\3"
	Escape character (Quote next character)
#define	SCOLOR_INV   "\4"
	Escape character (Inverse colors)

Functions
THREAD_SAFE bool	requires_color_esc (char c)
	Is the given char a color escape character?

Macro Definition Documentation

COLOR_ON

#define COLOR_ON   '\1'

Escape character (ON).

Followed by a color code (color_t).

COLOR_OFF

#define COLOR_OFF   '\2'

Escape character (OFF).

Followed by a color code (color_t).

COLOR_ESC

#define COLOR_ESC   '\3'

Escape character (Quote next character).

This is needed to output '\1' and '\2' characters.

COLOR_INV

#define COLOR_INV   '\4'

Escape character (Inverse foreground and background colors).

This escape character has no corresponding COLOR_OFF. Its action continues until the next COLOR_INV or end of line.