contrib/tcsh/ed.refresh.c

341  *	draws the new virtual screen image from the current input
342  *  	line, then goes line-by-line changing the real image to the new
430 	 * Copy the new line to be the current one, and pad out with spaces
572 new:	eddie> Oh, my little buggy says to me, as lurgid as
574 	\beginning of line   |        \new last same	   \new end of line
575 			     \new first difference
589 update_line(Char *old, Char *new, int cur_line)
599     for (o = old, n = new; *o && (*o == *n); o++, n++)
605      * Find the end of both old and new
625     /* remove blanks from end of new */
679 		 * if the new match is longer and it's worth keeping, then we
701 		 * if the new match is longer and it's worth keeping, then we
805 	    nfd - new, nsb - new, nse - new, nls - new, ne - new);
809     dprintstr("new- ne", new, ne);
811     dprintstr("new-nfd", new, nfd);
837      * \new                  \nfd  \nsb               \nse     \nls    \ne
841      * characters to delete if < 0 (new is shorter than old, as above),
842      * or insert (new is longer than short).
870 	reprintf("first diff insert at %d...\r\n", nfd - new);
875 	MoveToChar(nfd - new);
884 	     * insert fx chars of new starting at nfd
895 	     * write (nsb-nfd) - fx chars of new starting at (nfd + fx)
940 	     * write (nsb-nfd) chars of new starting at nfd
951 	     * write (nsb-nfd) chars of new starting at nfd
955 	    reprintf("cleareol %d\n", (oe - old) - (ne - new));
958 	    ClearEOL((oe - old) - (ne - new));
1005 	     * write (nls-nse) chars of new starting at nse
1018 	    reprintf("cleareol %d\n", olen - (ne - new));
1021 	    ClearEOL(olen - (ne - new));
1036 	reprintf("late first diff insert at %d...\r\n", nfd - new);
1039 	MoveToChar(nfd - new);
1055 		 * insert fx chars of new starting at nfd
1066 	     * write (nsb-nfd) - fx chars of new starting at (nfd + fx)
1085 	reprintf("second diff insert at %d...\r\n", nse - new);
1087 	MoveToChar(nse - new);
1093 		/* insert sx chars of new starting at nse */
1102 	     * write (nls-nse) - sx chars of new starting at (nse + sx)
1145 {				/* only move to new cursor pos */
1322 /* clear the screen buffers so that new new prompt starts fresh. */
1358 	(void) putraw('\n');	/* go to new line */