Geo: GEODIST and tests.

2 files changed, 4 insertions, 2 deletions

diff --git a/deps/geohash-int/geohash_helper.c b/deps/geohash-int/geohash_helper.c
index 729f010ea..88a972b47 100644
--- a/deps/geohash-int/geohash_helper.c
+++ b/deps/geohash-int/geohash_helper.c
@@ -167,7 +167,7 @@ GeoHashFix52Bits geohashAlign52Bits(const GeoHashBits hash) {
 }
 
 /* Calculate distance using haversin great circle distance formula. */
-double distanceEarth(double lon1d, double lat1d, double lon2d, double lat2d) {
+double geohashGetDistance(double lon1d, double lat1d, double lon2d, double lat2d) {
     double lat1r, lon1r, lat2r, lon2r, u, v;
     lat1r = deg_rad(lat1d);
     lon1r = deg_rad(lon1d);
@@ -182,7 +182,7 @@ double distanceEarth(double lon1d, double lat1d, double lon2d, double lat2d) {
 int geohashGetDistanceIfInRadius(double x1, double y1,
                                  double x2, double y2, double radius,
                                  double *distance) {
-    *distance = distanceEarth(x1, y1, x2, y2);
+    *distance = geohashGetDistance(x1, y1, x2, y2);
     if (*distance > radius) return 0;
     return 1;
 }
diff --git a/deps/geohash-int/geohash_helper.h b/deps/geohash-int/geohash_helper.h
index 0e38740de..70c6b2095 100644
--- a/deps/geohash-int/geohash_helper.h
+++ b/deps/geohash-int/geohash_helper.h
@@ -58,6 +58,8 @@ GeoHashRadius geohashGetAreasByRadiusWGS84(double longitude, double latitude,
 GeoHashRadius geohashGetAreasByRadiusMercator(double longitude, double latitude,
                                               double radius_meters);
 GeoHashFix52Bits geohashAlign52Bits(const GeoHashBits hash);
+double geohashGetDistance(double lon1d, double lat1d,
+                          double lon2d, double lat2d);
 int geohashGetDistanceIfInRadius(double x1, double y1,
                                  double x2, double y2, double radius,
                                  double *distance);