From 12c44cf5a34a2b574a5d289ce7b60b012a61d393 Mon Sep 17 00:00:00 2001
From: Anthony Geay <anthony.geay@edf.fr>
Date: Fri, 8 Sep 2023 17:13:15 +0200
Subject: [PATCH] [EDF27562] : Switch on/off log programmaticaly

---
 src/Basics/KernelBasis.i    |  6 ++++++
 src/Basics/libSALOMELog.cxx | 20 +++++++++++++++-----
 src/Basics/libSALOMELog.hxx |  1 +
 3 files changed, 22 insertions(+), 5 deletions(-)

diff --git a/src/Basics/KernelBasis.i b/src/Basics/KernelBasis.i
index 7bbcf28d3..b159904c2 100644
--- a/src/Basics/KernelBasis.i
+++ b/src/Basics/KernelBasis.i
@@ -22,6 +22,7 @@
 %{
 #include "KernelBasis.hxx"
 #include "HeatMarcel.hxx"
+#include "libSALOMELog.hxx"
 using namespace SALOME;
 %}
 
@@ -40,6 +41,11 @@ void setIOROfEmbeddedNS(const std::string& ior);
 
 double GetTimeAdjustmentCst();
 
+bool VerbosityActivated();
+
+void SetVerbosityActivated(bool flag);
+
+
 %inline
 {
 PyObject *HeatMarcelSwig(double timeAjustment, unsigned int nbThreads = 0)
diff --git a/src/Basics/libSALOMELog.cxx b/src/Basics/libSALOMELog.cxx
index fe0beeb2a..b1d1332e6 100644
--- a/src/Basics/libSALOMELog.cxx
+++ b/src/Basics/libSALOMELog.cxx
@@ -27,6 +27,10 @@
 #include <string>
 #include <iostream>
 
+enum class VerbosityMode { undefined, nolog, withlog };
+
+static VerbosityMode isActivated = VerbosityMode::undefined;
+
 namespace SALOME
 {
 
@@ -43,7 +47,7 @@ namespace SALOME
 
   bool VerbosityActivated()
   {
-    auto isEnvVarSet = []() -> bool
+    auto isEnvVarSet = []() -> VerbosityMode
     {
       const char* envVar = std::getenv("SALOME_VERBOSE");
 
@@ -52,7 +56,7 @@ namespace SALOME
         try
         {
           const long long numValue = std::stoll(envVar);
-          return numValue > 0;
+          return numValue > 0?VerbosityMode::withlog:VerbosityMode::nolog;
         }
         catch(const std::exception& e)
         {
@@ -60,10 +64,16 @@ namespace SALOME
         }
       }
 
-      return false;
+      return VerbosityMode::nolog;
     };
 
-    static const bool isActivated = isEnvVarSet();
-    return isActivated;
+    if(isActivated == VerbosityMode::undefined)
+      isActivated = isEnvVarSet();
+    return isActivated == VerbosityMode::withlog;
+  }
+
+  void SetVerbosityActivated(bool flag)
+  {
+    isActivated = flag ? VerbosityMode::withlog:VerbosityMode::nolog;
   }
 }
diff --git a/src/Basics/libSALOMELog.hxx b/src/Basics/libSALOMELog.hxx
index 93949515b..7d4b70611 100644
--- a/src/Basics/libSALOMELog.hxx
+++ b/src/Basics/libSALOMELog.hxx
@@ -29,4 +29,5 @@
 namespace SALOME
 {
   bool BASICS_EXPORT VerbosityActivated();
+  void BASICS_EXPORT SetVerbosityActivated(bool);
 }
-- 
2.39.2