fix bug in MPI_Init_thread() symbol resolution with LD_PRELOAD; reported by

Myriam Botalla.


git-svn-id: https://svn.mcs.anl.gov/repos/darshan/trunk@739 3b7491f3-a168-0410-bf4b-c445ed680a29

ChangeLog

@@ -4,9 +4,12 @@ Darshan Release Change Log
 
 darshan-2.2.8-pre1
 =============
-* Fix compile-time errors for MPICH 3.x installations with const correct MPI 
-  function prototypes. Also affects MPICH 1.5+ installations configured with 
-  const support. 
+* Fix compile-time errors when Darshan is configured for use with MPICH 3.x 
+  installations with const correct MPI function prototypes. Also affects 
+  MPICH 1.5+ installations with optional const support.  Reported by Yushu Yao.
+* Fix segmentation fault when using LD_PRELOAD instrumentation on programs
+  that use MPI_Init_thread() rather than MPI_Init().  Reported by Myriam
+  Botalla.
 
 darshan-2.2.7
 =============

darshan-runtime/lib/darshan-mpi-init-finalize.c

@@ -166,6 +166,10 @@ int MPI_Init_thread (int *argc, char ***argv, int required, int *provided)
 {
     int ret;
 
+#ifdef DARSHAN_PRELOAD
+    resolve_mpi_symbols();
+#endif
+
     ret = DARSHAN_MPI_CALL(PMPI_Init_thread)(argc, argv, required, provided);
     if (ret != MPI_SUCCESS)
     {