From: kanschat <kanschat@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Sun, 26 May 2013 21:38:09 +0000 (+0000)
Subject: Macro for opening MPI output files automatically
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=fed53fb3397bceb1a4314386885895422c83f090;p=dealii-svn.git

Macro for opening MPI output files automatically


git-svn-id: https://svn.dealii.org/trunk@29621 0785d39b-7218-0410-832d-ea1e28bc413d
---

diff --git a/tests/tests.h b/tests/tests.h
index d61bccee46..2454dacb73 100644
--- a/tests/tests.h
+++ b/tests/tests.h
@@ -59,6 +59,39 @@ initlog(const char* filename, bool console=false)
 }
 
 
+// append the directory name with an output file name that indicates
+// the number of MPI processes
+inline std::string
+output_file_for_mpi (const std::string &directory)
+{
+#ifdef DEAL_II_WITH_MPI
+  return (directory + "/ncpu_" +
+	  Utilities::int_to_string (Utilities::MPI::n_mpi_processes (MPI_COMM_WORLD)) +
+	  "/output");
+#else
+  return (directory + "/ncpu_1/output");
+#endif
+}
+
+inline
+void
+mpi_initlog(const char* filename, bool console=false)
+{
+  unsigned int myid = Utilities::MPI::this_mpi_process (MPI_COMM_WORLD);
+  if (myid == 0)
+    {
+      deallogname = output_file_for_mpi(JobIdentifier::base_name(filename));
+      deallogfile.open(deallogname.c_str());
+      deallog.attach(deallogfile);
+      if (!console)
+	deallog.depth_console(0);
+
+//TODO: Remove this line and replace by test_mode()
+      deallog.threshold_float(1.e-8);
+    }
+}
+
+
 #ifndef DEAL_II_STACKTRACE_SWITCH
 #define DEAL_II_STACKTRACE_SWITCH
 
@@ -174,19 +207,6 @@ struct DeadlockKiller
 DEAL_II_NAMESPACE_CLOSE
 
 
-// append the directory name with an output file name that indicates
-// the number of MPI processes
-std::string output_file_for_mpi (const std::string &directory)
-{
-#ifdef DEAL_II_WITH_MPI
-  return (directory + "/ncpu_" +
-	  Utilities::int_to_string (Utilities::MPI::n_mpi_processes (MPI_COMM_WORLD)) +
-	  "/output");
-#else
-  return (directory + "/ncpu_1/output");
-#endif
-}
-
 
 
 #endif // __tests_tests_h