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-rw-r--r--tools/lib/h5tools.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/tools/lib/h5tools.c b/tools/lib/h5tools.c
index 10d150f..c820aff 100644
--- a/tools/lib/h5tools.c
+++ b/tools/lib/h5tools.c
@@ -54,9 +54,6 @@ unsigned long long packed_data_mask; /* mask in which packed bits to display */
/* module-scoped variables */
static int h5tools_init_g; /* if h5tools lib has been initialized */
-#ifdef H5_HAVE_PARALLEL
-static int h5tools_mpi_init_g; /* if MPI_Init() has been called */
-#endif /* H5_HAVE_PARALLEL */
/* Names of VFDs */
static const char *drivernames[]={
@@ -516,11 +513,14 @@ h5tools_get_fapl(hid_t fapl, const char *driver, unsigned *drivernum)
}
#ifdef H5_HAVE_PARALLEL
else if(!HDstrcmp(driver, drivernames[MPIO_IDX])) {
+ int mpi_initialized, mpi_finalized;
+
/* MPI-I/O Driver */
- /* check if MPI has been initialized. */
- if(!h5tools_mpi_init_g)
- MPI_Initialized(&h5tools_mpi_init_g);
- if(h5tools_mpi_init_g) {
+ /* check if MPI is available. */
+ MPI_Initialized(&mpi_initialized);
+ MPI_Finalized(&mpi_finalized);
+
+ if(mpi_initialized && !mpi_finalized) {
if(H5Pset_fapl_mpio(new_fapl, MPI_COMM_WORLD, MPI_INFO_NULL) < 0)
goto error;
if(drivernum)