From 4d40cf139d87921385454ba6d9cf01c458481bad Mon Sep 17 00:00:00 2001
From: ellson <devnull@localhost>
Date: Tue, 18 Oct 2005 18:43:48 +0000
Subject: [PATCH] separate geomprocs.h so that plugins don't get accidental
 access to libgvc

---
 lib/common/geom.c      |  1 +
 lib/common/geom.h      | 33 +---------------------
 lib/common/geomprocs.h | 62 ++++++++++++++++++++++++++++++++++++++++++
 lib/common/render.h    |  5 ++--
 4 files changed, 67 insertions(+), 34 deletions(-)
 create mode 100644 lib/common/geomprocs.h

diff --git a/lib/common/geom.c b/lib/common/geom.c
index 322f7235d..7d55efe43 100644
--- a/lib/common/geom.c
+++ b/lib/common/geom.c
@@ -19,6 +19,7 @@
 
 #include <stdio.h>
 #include "geom.h"
+#include "geomprocs.h"
 
 point pointof(int x, int y)
 {
diff --git a/lib/common/geom.h b/lib/common/geom.h
index 4821bfad9..751691398 100644
--- a/lib/common/geom.h
+++ b/lib/common/geom.h
@@ -14,7 +14,7 @@
 *              AT&T Research, Florham Park NJ             *
 **********************************************************/
 
-/* geometric functions (e.g. on points and boxes) with application to, but
+/* geometric types and macros (e.g. points and boxes) with application to, but
  * no specific dependance on graphs */
 
 #include "arith.h"
@@ -61,37 +61,6 @@ typedef struct { pointf LL, UR; } boxf;
 #define B2BF(b, bf) (bf.LL.x = b.LL.x, bf.LL.y = b.LL.y, bf.UR.x = b.UR.x, bf.UR.y = b.UR.y)
 #define BF2B(bf, b) (b.LL.x = ROUND (bf.LL.x), b.LL.y = ROUND (bf.LL.y), b.UR.x = ROUND (bf.UR.x), b.UR.y = ROUND (bf.UR.y))
 
-extern point pointof(int, int);
-extern pointf cvt2ptf(point);
-extern point cvt2pt(pointf);
-extern point add_points(point, point);
-extern pointf add_pointfs(pointf, pointf);
-extern point sub_points(point, point);
-extern pointf sub_pointfs(pointf, pointf);
-extern point exch_xy(point p);
-extern pointf exch_xyf(pointf p);
-
-extern box boxof(int llx, int lly, int urx, int ury);
-extern boxf boxfof(double llx, double lly, double urx, double ury);
-extern box mkbox(point, point);
-extern boxf mkboxf(pointf, pointf);
-extern box box_bb(box, box);
-extern boxf boxf_bb(boxf, boxf);
-extern box box_intersect(box, box);
-extern boxf boxf_intersect(boxf, boxf);
-extern bool box_overlap(box, box);
-extern bool boxf_overlap(boxf, boxf);
-extern bool box_contains(box, box);
-extern bool boxf_contains(boxf, boxf);
-extern box flip_rec_box(box b, point p);
-
-extern int lineToBox(pointf p1, pointf p2, boxf b);
-
-extern point ccwrotatep(point p, int ccwrot);
-extern pointf ccwrotatepf(pointf p, int ccwrot);
-extern point cwrotatep(point p, int cwrot);
-extern pointf cwrotatepf(pointf p, int cwrot);
-
 #ifdef __cplusplus
 }
 #endif
diff --git a/lib/common/geomprocs.h b/lib/common/geomprocs.h
new file mode 100644
index 000000000..1f780a6d3
--- /dev/null
+++ b/lib/common/geomprocs.h
@@ -0,0 +1,62 @@
+/* $Id$ $Revision$ */
+/* vim:set shiftwidth=4 ts=8: */
+
+/**********************************************************
+*      This software is part of the graphviz package      *
+*                http://www.graphviz.org/                 *
+*                                                         *
+*            Copyright (c) 1994-2004 AT&T Corp.           *
+*                and is licensed under the                *
+*            Common Public License, Version 1.0           *
+*                      by AT&T Corp.                      *
+*                                                         *
+*        Information and Software Systems Research        *
+*              AT&T Research, Florham Park NJ             *
+**********************************************************/
+
+/* geometric functions (e.g. on points and boxes) with application to, but
+ * no specific dependance on graphs */
+
+#ifndef GV_GEOMPROCS_H
+#define GV_GEOMPROCS_H
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+extern point pointof(int, int);
+extern pointf cvt2ptf(point);
+extern point cvt2pt(pointf);
+extern point add_points(point, point);
+extern pointf add_pointfs(pointf, pointf);
+extern point sub_points(point, point);
+extern pointf sub_pointfs(pointf, pointf);
+extern point exch_xy(point p);
+extern pointf exch_xyf(pointf p);
+
+extern box boxof(int llx, int lly, int urx, int ury);
+extern boxf boxfof(double llx, double lly, double urx, double ury);
+extern box mkbox(point, point);
+extern boxf mkboxf(pointf, pointf);
+extern box box_bb(box, box);
+extern boxf boxf_bb(boxf, boxf);
+extern box box_intersect(box, box);
+extern boxf boxf_intersect(boxf, boxf);
+extern bool box_overlap(box, box);
+extern bool boxf_overlap(boxf, boxf);
+extern bool box_contains(box, box);
+extern bool boxf_contains(boxf, boxf);
+extern box flip_rec_box(box b, point p);
+
+extern int lineToBox(pointf p1, pointf p2, boxf b);
+
+extern point ccwrotatep(point p, int ccwrot);
+extern pointf ccwrotatepf(pointf p, int ccwrot);
+extern point cwrotatep(point p, int cwrot);
+extern pointf cwrotatepf(pointf p, int cwrot);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/lib/common/render.h b/lib/common/render.h
index fe983a231..a2a3af302 100644
--- a/lib/common/render.h
+++ b/lib/common/render.h
@@ -56,10 +56,11 @@ extern "C" {
 #include "macros.h"
 #include "const.h"
 #include "types.h"
-#include "graph.h"		/* must follow types.h */
 #include "globals.h"
 #include "memory.h"
-#include "utils.h"
+#include "geomprocs.h"		/* must follow geom.h (in types.h) */
+#include "graph.h"		/* must follow types.h */
+#include "utils.h"		/* must follow types.h */
 
     typedef struct epsf_s {
 	int macro_id;
-- 
2.40.0