BSD 4_4 release

[unix-history] / usr / src / old / eqn / common_source / over.c

diff --git a/usr/src/old/eqn/common_source/over.c b/usr/src/old/eqn/common_source/over.c
index b0387a5..a052fc7 100644 (file)
--- a/usr/src/old/eqn/common_source/over.c
+++ b/usr/src/old/eqn/common_source/over.c
@@ -1,4 +1,15 @@
-/*     over.c  4.1     83/02/11        */
+/*-
+ * Copyright (c) 1991 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * This module is believed to contain source code proprietary to AT&T.
+ * Use and redistribution is subject to the Berkeley Software License
+ * Agreement and your Software Agreement with AT&T (Western Electric).
+ */
+
+#ifndef lint
+static char sccsid[] = "@(#)over.c     4.4 (Berkeley) 4/17/91";
+#endif /* not lint */

 
 # include "e.h"
 
 
 # include "e.h"
 


@@ -7,8 +18,13 @@ boverb(p1, p2) int p1, p2; {
 
        treg = oalloc();
        yyval = p1;
 
        treg = oalloc();
        yyval = p1;

+#ifndef NEQN

        d = VERT((ps*6*3) / 10);        /* 0.3m */
        h = eht[p1] + eht[p2] + d;
        d = VERT((ps*6*3) / 10);        /* 0.3m */
        h = eht[p1] + eht[p2] + d;

+#else NEQN
+       d = VERT(1);
+       h = eht[p1] + eht[p2];
+#endif NEQN

        b = eht[p2] - d;
        if(dbg)printf(".\tb:bob: S%d <- S%d over S%d; b=%d, h=%d\n", 
                yyval, p1, p2, b, h);
        b = eht[p2] - d;
        if(dbg)printf(".\tb:bob: S%d <- S%d over S%d; b=%d, h=%d\n", 
                yyval, p1, p2, b, h);


@@ -16,13 +32,21 @@ boverb(p1, p2) int p1, p2; {
        nrwid(p2, ps, p2);
        printf(".nr %d \\n(%d\n", treg, p1);
        printf(".if \\n(%d>\\n(%d .nr %d \\n(%d\n", p2, treg, treg, p2);
        nrwid(p2, ps, p2);
        printf(".nr %d \\n(%d\n", treg, p1);
        printf(".if \\n(%d>\\n(%d .nr %d \\n(%d\n", p2, treg, treg, p2);

+#ifndef NEQN

        printf(".nr %d \\n(%d+\\s%d.5m\\s0\n", treg, treg, EFFPS(ps));
        printf(".nr %d \\n(%d+\\s%d.5m\\s0\n", treg, treg, EFFPS(ps));

+#endif NEQN

        printf(".ds %d \\v'%du'\\h'\\n(%du-\\n(%du/2u'\\*(%d\\\n", 
                yyval, eht[p2]-ebase[p2]-d, treg, p2, p2);
        printf("\\h'-\\n(%du-\\n(%du/2u'\\v'%du'\\*(%d\\\n", 
        printf(".ds %d \\v'%du'\\h'\\n(%du-\\n(%du/2u'\\*(%d\\\n", 
                yyval, eht[p2]-ebase[p2]-d, treg, p2, p2);
        printf("\\h'-\\n(%du-\\n(%du/2u'\\v'%du'\\*(%d\\\n", 

+#ifndef NEQN

                p2, p1, -(eht[p2]-ebase[p2]+d+ebase[p1]), p1);
        printf("\\h'-\\n(%du-\\n(%du/2u+.1m'\\v'%du'\\l'\\n(%du-.2m'\\h'.1m'\\v'%du'\n", 
                 treg, p1, ebase[p1]+d, treg, d);
                p2, p1, -(eht[p2]-ebase[p2]+d+ebase[p1]), p1);
        printf("\\h'-\\n(%du-\\n(%du/2u+.1m'\\v'%du'\\l'\\n(%du-.2m'\\h'.1m'\\v'%du'\n", 
                 treg, p1, ebase[p1]+d, treg, d);

+#else NEQN
+               p2, p1, -eht[p2]+ebase[p2]-ebase[p1], p1);
+       printf("\\h'-\\n(%du-\\n(%du-2u/2u'\\v'%du'\\l'\\n(%du'\\v'%du'\n", 
+                treg, p1, ebase[p1], treg, d);
+#endif NEQN

        ebase[yyval] = b;
        eht[yyval] = h;
        lfont[yyval] = rfont[yyval] = 0;
        ebase[yyval] = b;
        eht[yyval] = h;
        lfont[yyval] = rfont[yyval] = 0;