make intersect static

This function is not used outside of its containing file.

diff --git a/lib/pathplan/pathplan.def b/lib/pathplan/pathplan.def
index 45417ce22fdb3f269023906ed5aa488c38335ce6..ca7922e837c4457c616ccf13202b1ed9e7dba9ca 100644 (file)
--- a/lib/pathplan/pathplan.def
+++ b/lib/pathplan/pathplan.def
@@ -7,7 +7,6 @@ directVis
 dist2
 freePath
 in_poly
-intersect
 make_polyline
 makePath
 Pobsclose

diff --git a/lib/pathplan/pathutil.h b/lib/pathplan/pathutil.h
index e04bb1d9a40cfe0dc3c7b3627cacbd6716a514af..5efb2db229cfaabe68b1f5f8b75a3d76b5d109fd 100644 (file)
--- a/lib/pathplan/pathutil.h
+++ b/lib/pathplan/pathutil.h
@@ -37,7 +37,6 @@ extern "C" {
     extern COORD area2(Ppoint_t, Ppoint_t, Ppoint_t);
     extern int wind(Ppoint_t a, Ppoint_t b, Ppoint_t c);
     extern COORD dist2(Ppoint_t, Ppoint_t);
-    extern int intersect(Ppoint_t a, Ppoint_t b, Ppoint_t c, Ppoint_t d);
 
     int in_poly(Ppoly_t argpoly, Ppoint_t q);
 

diff --git a/lib/pathplan/visibility.c b/lib/pathplan/visibility.c
index f1c1c18c789cbb87aed1983886fb1e39c45657ab..8aec164aae9bfc06220860e9578133d84fa294ac 100644 (file)
--- a/lib/pathplan/visibility.c
+++ b/lib/pathplan/visibility.c
@@ -128,7 +128,7 @@ static int intersect1(Ppoint_t a, Ppoint_t b, Ppoint_t q, Ppoint_t n,
  * More specifically, returns true iff c or d lies on (a,b) or the two
  * segments intersect as open sets.
  */
-int intersect(Ppoint_t a, Ppoint_t b, Ppoint_t c, Ppoint_t d)
+static int intersect(Ppoint_t a, Ppoint_t b, Ppoint_t c, Ppoint_t d)
 {
     int a_abc;
     int a_abd;