From: Paul RASCLE <paul.rascle@edf.fr>
Date: Thu, 28 Feb 2019 15:54:14 +0000 (+0100)
Subject: fix Paraview with MPI on Scibian: for MPI init, argv[argc] must be null
X-Git-Tag: V9_3_0a2~2
X-Git-Url: http://git.salome-platform.org/gitweb/?a=commitdiff_plain;h=270ade02efb114c3af24008fe5943ad60a89eb2d;p=modules%2Fgui.git

fix Paraview with MPI on Scibian: for MPI init, argv[argc] must be null
---

diff --git a/src/PVViewer/PVViewer_Core.cxx b/src/PVViewer/PVViewer_Core.cxx
index 0812d9020..e629e392b 100644
--- a/src/PVViewer/PVViewer_Core.cxx
+++ b/src/PVViewer/PVViewer_Core.cxx
@@ -66,7 +66,9 @@ bool PVViewer_Core::ParaviewInitApp(QMainWindow * aDesktop)
       char** argv = 0;
       QString aOptions = getenv("PARAVIEW_OPTIONS");
       QStringList aOptList = aOptions.split(":", QString::SkipEmptyParts);
-      argv = new char*[aOptList.size() + 3];
+      argv = new char*[aOptList.size() + 4]; // add one, MPI requires argv[argc] = 0!
+      for (int i =0; i< aOptList.size() + 4; i++)
+          argv[i] = 0;
       QStringList args = QApplication::arguments();
       argv[0] = (args.size() > 0)? strdup(args[0].toLatin1().constData()) : strdup("paravis");
       argc++;