Commit e463e576 authored by Committed by Eli Zaretskii
Support 24-bit direct colors on text terminals
* src/term.c (init_tty): Use 24-bit terminal colors if corresponding foreground and background functions are present in terminal type definition. * src/tparam.h: Define prototype for tigetstr. * lisp/term/tty-colors.el (tty-color-define): Convert color palette index to pixel value on 16.7M color terminals. (tty-color-24bit): New function to convert color palette index to pixel value on 16.7M color terminals. (tty-color-desc): Don't approximate colors on 16.7M color terminals. * lisp/term/xterm.el (xterm-register-default-colors): Define all named TTY colors on 16.7M color terminals. * doc/misc/efaq.texi (Colors on a TTY): Add instructions on how to enable direct color TTY mode. * etc/NEWS: Mention direct color TTY mode and point to FAQ.
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