From e7619fdb3df37b612acfd127e50e6c41dc7b9680 Mon Sep 17 00:00:00 2001
From: mpv <mpv@opencascade.com>
Date: Mon, 28 May 2018 13:02:08 +0300
Subject: [PATCH] Fix for the issue #2485 : Float parameter is truncated to its
 integer value

---
 .../InitializationPlugin_PyInterp.cpp                     | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/InitializationPlugin/InitializationPlugin_PyInterp.cpp b/src/InitializationPlugin/InitializationPlugin_PyInterp.cpp
index e148bdf17..e3cce6120 100644
--- a/src/InitializationPlugin/InitializationPlugin_PyInterp.cpp
+++ b/src/InitializationPlugin/InitializationPlugin_PyInterp.cpp
@@ -22,6 +22,7 @@
 
 #include <string>
 #include <stdexcept>
+#include <clocale>
 
 InitializationPlugin_PyInterp::InitializationPlugin_PyInterp()
 : PyInterp_Interp()
@@ -169,8 +170,13 @@ double InitializationPlugin_PyInterp::evaluate(const std::string& theExpression,
   Py_XDECREF(anEvalStrObj);
   double result = 0.;
   try {
+    // set locale due to the #2485
+    std::string aCurLocale = std::setlocale(LC_NUMERIC, 0);
+    std::setlocale(LC_NUMERIC, "C");
     result = std::stod(anEvalStr);
-  } catch (const std::invalid_argument&) {
+    std::setlocale(LC_NUMERIC, aCurLocale.c_str());
+  }
+  catch (const std::invalid_argument&) {
     theError = "Unable to eval " + anEvalStr;
   }
 
-- 
2.30.2