111477Sralph /*
2*19794Sdist * Copyright (c) 1980 Regents of the University of California.
3*19794Sdist * All rights reserved. The Berkeley software License Agreement
4*19794Sdist * specifies the terms and conditions for redistribution.
5*19794Sdist */
6*19794Sdist
7*19794Sdist #ifndef lint
8*19794Sdist static char sccsid[] = "@(#)line.c 5.1 (Berkeley) 04/30/85";
9*19794Sdist #endif not lint
10*19794Sdist
11*19794Sdist /*
1211477Sralph * line: draw a line from point 1 to point 2.
1311477Sralph */
1411477Sralph
1511477Sralph #include "2648.h"
1611477Sralph
line(x1,y1,x2,y2)1711477Sralph line(x1, y1, x2, y2)
1811477Sralph int x1, y1, x2, y2;
1911477Sralph {
2011477Sralph #ifdef TRACE
2111477Sralph if (trace)
2211477Sralph fprintf(trace, "line((%d, %d), (%d, %d)),", x1, y1, x2, y2);
2311477Sralph #endif
2411477Sralph if (x1==_penx && y1==_peny) {
2511477Sralph /*
2611477Sralph * Get around a bug in the HP terminal where one point
2711477Sralph * lines don't get drawn more than once.
2811477Sralph */
2911477Sralph move(x1, y1+1);
3011477Sralph sync();
3111477Sralph }
3211477Sralph move(x1, y1);
3311477Sralph draw(x2, y2);
3411477Sralph }
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