2  * Copyright (C) 1984-2025  Mark Nudelman
26  * Jump to the end of the file.
35 		error("Cannot seek to end of file", NULL_PARG);  in jump_forw()
39 	if (position(sc_height-1) == end_pos)  in jump_forw()
52 	 * Go back one line from the end of the file  in jump_forw()
58 		jump_loc(ch_zero(), sc_height-1);  in jump_forw()
61 		jump_loc(pos, sc_height-1);  in jump_forw()
62 		if (position(sc_height-1) != end_pos)  in jump_forw()
72 	POSITION end;  in jump_forw_buffered()  local
76 		error("Cannot seek to end of buffers", NULL_PARG);  in jump_forw_buffered()
79 	end = ch_tell();  in jump_forw_buffered()
80 	if (end != NULL_POSITION && end > 0)  in jump_forw_buffered()
81 		jump_line_loc(end-1, sc_height-1);  in jump_forw_buffered()
157 		pos = len-1;  in jump_percent()
174 		 * Back up to the beginning of the line.  in jump_line_loc()
199     /** error("Cannot display text before header; use --header=- to disable header", NULL_PARG); */  in after_header_message()
244 		nline -= sindex;  in jump_loc()
248 			back(-nline, position(TOP), TRUE, FALSE, FALSE);  in jump_loc()
276 		 * Move back in the file far enough so that we can  in jump_loc()
278 		 * sline-th line on the screen.  in jump_loc()
289 				forw(sc_height-sindex+nline-1, bpos, TRUE, FALSE, FALSE, 0);  in jump_loc()
311 		forw(sc_height-1, pos, TRUE, FALSE, FALSE, sindex-nline);  in jump_loc()
317 		 * can call back() and put the desired line at the   in jump_loc()
318 		 * sindex-th line on the screen.  in jump_loc()
320 		for (nline = sindex;  nline < sc_height - 1;  nline++)  in jump_loc()
327 				 * Ran into end of file.  in jump_loc()
340 				back(nline, tpos, TRUE, FALSE, FALSE);  in jump_loc()
355 		back(sc_height-1, pos, TRUE, FALSE, FALSE);  in jump_loc()