📄 insertln.c
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# include "curses.ext"/* * This routine performs an insert-line on the window, leaving * (_cury,_curx) unchanged. * * 4/17/81 (Berkeley) @(#)insertln.c 1.4 */winsertln(win)reg WINDOW *win; { reg char *temp; reg int y; reg char *end; temp = win->_y[win->_maxy-1]; win->_firstch[win->_cury] = 0; win->_lastch[win->_cury] = win->_maxx - 1; for (y = win->_maxy - 1; y > win->_cury; --y) { win->_y[y] = win->_y[y-1]; win->_firstch[y] = 0; win->_lastch[y] = win->_maxx - 1; } for (end = &temp[win->_maxx]; temp < end; ) *temp++ = ' '; win->_y[win->_cury] = temp - win->_maxx; if (win->_cury == LINES - 1 && win->_y[LINES-1][COLS-1] != ' ') if (win->_scroll) { wrefresh(win); scroll(win); win->_cury--; } else return ERR; return OK;}
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