# include "curses.h" # define min(a,b) (a < b ? a : b) /* * This routine writes win1 on win2 destructively. */ overwrite(win1, win2) reg WINDOW *win1, *win2; { reg int x, y, minx, miny, starty; # ifdef DEBUG fprintf(outf, "OVERWRITE(0%o, 0%o);\n", win1, win2); # endif miny = min(win1->_maxy, win2->_maxy); minx = min(win1->_maxx, win2->_maxx); # ifdef DEBUG fprintf(outf, "OVERWRITE:\tminx = %d, miny = %d\n", minx, miny); # endif starty = win1->_begy - win2->_begy; for (y = 0; y < miny; y++) if (wmove(win2, y + starty, 0) != ERR) for (x = 0; x < minx; x++) waddch(win2, win1->_y[y][x]); }