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authorEven Rouault <even.rouault@spatialys.com>2018-12-18 20:58:28 +0100
committerEven Rouault <even.rouault@spatialys.com>2018-12-26 10:08:53 +0100
commit93d8f3a3504c1e92333524aa6aeca169c103166a (patch)
treed227a8fe3df6e4d8190a2def84fb6aaedcd72c02 /src/PJ_sconics.cpp
parent610957f7035242f15743c399ffd429b92bc36206 (diff)
downloadPROJ-93d8f3a3504c1e92333524aa6aeca169c103166a.tar.gz
PROJ-93d8f3a3504c1e92333524aa6aeca169c103166a.zip
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
Diffstat (limited to 'src/PJ_sconics.cpp')
-rw-r--r--src/PJ_sconics.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/PJ_sconics.cpp b/src/PJ_sconics.cpp
index 4efec86f..788bdb02 100644
--- a/src/PJ_sconics.cpp
+++ b/src/PJ_sconics.cpp
@@ -5,6 +5,7 @@
#include "proj_math.h"
+namespace { // anonymous namespace
enum Type {
EULER = 0,
MURD1 = 1,
@@ -14,7 +15,9 @@ enum Type {
TISSOT = 5,
VITK1 = 6
};
+} // anonymous namespace
+namespace { // anonymous namespace
struct pj_opaque {
double n;
double rho_c;
@@ -23,6 +26,7 @@ struct pj_opaque {
double c1, c2;
enum Type type;
};
+} // anonymous namespace
#define EPS10 1.e-10