From 93d8f3a3504c1e92333524aa6aeca169c103166a Mon Sep 17 00:00:00 2001
From: Even Rouault <even.rouault@spatialys.com>
Date: Tue, 18 Dec 2018 20:58:28 +0100
Subject: cpp conversion: fix One-Definition-Rule violations

Defining struct pj_opaque with different definitions is a violation
of the C++ One-Definition-Rule. When using link-time optimizations, this
could break badly.
The solution adopted here is to wrap those structures into a C++
anonymous namespace so they are considered different
---
 src/PJ_aeqd.cpp | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/PJ_aeqd.cpp')

diff --git a/src/PJ_aeqd.cpp b/src/PJ_aeqd.cpp
index 72c7ae95..69bb76c3 100644
--- a/src/PJ_aeqd.cpp
+++ b/src/PJ_aeqd.cpp
@@ -32,13 +32,16 @@
 #include "projects.h"
 #include "proj_math.h"
 
+namespace { // anonymous namespace
 enum Mode {
     N_POLE = 0,
     S_POLE = 1,
     EQUIT  = 2,
     OBLIQ  = 3
 };
+} // anonymous namespace
 
+namespace { // anonymous namespace
 struct pj_opaque {
     double  sinph0;
     double  cosph0;
@@ -51,6 +54,7 @@ struct pj_opaque {
     enum Mode mode;
     struct geod_geodesic g;
 };
+} // anonymous namespace
 
 PROJ_HEAD(aeqd, "Azimuthal Equidistant") "\n\tAzi, Sph&Ell\n\tlat_0 guam";
 
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