VFD SWMR: sync with develop (#1825)

* bin directory sync

* doxygen changes

* C++ sync with develop

* Fortran sync with develop

* Sync various docs with develop

* Java sync with develop

* More doxygen sync with develop

* tools sync with develop

* h5test.h testing macros get enclosed in do..while loops (#1721)

* Minor examples normalization with develop

* hl sync with develop

* sprintf to snprintf (#1815)

* Misc sync w/ develop

* Brings some selection I/O bits over from develop

* Brings over some const fixes from develop

* Brings over more const bits from develop

* Minor bits missed in early syncs

* Brings over rest of selection I/O

* Sync of mirror VFD changes w/ develop

* Committing clang-format changes

* Adds missing testpar file

Co-authored-by: github-actions <41898282+github-actions[bot]@users.noreply.github.com>

1 files changed, 22 insertions, 12 deletions

diff --git a/testpar/t_mpi.c b/testpar/t_mpi.c
index 39d7722..47cb6af 100644
--- a/testpar/t_mpi.c
+++ b/testpar/t_mpi.c
@@ -41,18 +41,18 @@ static int errors_sum(int nerrs);
 static int
 test_mpio_overlap_writes(char *filename)
 {
-    int           mpi_size, mpi_rank;
-    MPI_Comm      comm;
-    MPI_Info      info = MPI_INFO_NULL;
-    int           color, mrc;
-    MPI_File      fh;
-    int           i;
-    int           vrfyerrs, nerrs;
-    unsigned char buf[4093]; /* use some prime number for size */
-    int           bufsize = sizeof(buf);
-    MPI_Offset    stride;
-    MPI_Offset    mpi_off;
-    MPI_Status    mpi_stat;
+    int            mpi_size, mpi_rank;
+    MPI_Comm       comm;
+    MPI_Info       info = MPI_INFO_NULL;
+    int            color, mrc;
+    MPI_File       fh;
+    int            i;
+    int            vrfyerrs, nerrs;
+    unsigned char *buf = NULL;
+    int            bufsize;
+    MPI_Offset     stride;
+    MPI_Offset     mpi_off;
+    MPI_Status     mpi_stat;
 
     if (VERBOSE_MED)
         HDprintf("MPIO independent overlapping writes test on file %s\n", filename);
@@ -70,6 +70,13 @@ test_mpio_overlap_writes(char *filename)
         return 0;
     }
 
+    bufsize = 4093; /* use some prime number for size */
+    if (NULL == (buf = HDmalloc((size_t)bufsize))) {
+        if (MAINPROCESS)
+            HDprintf("couldn't allocate buffer\n");
+        return 1;
+    }
+
     /* splits processes 0 to n-2 into one comm. and the last one into another */
     color = ((mpi_rank < (mpi_size - 1)) ? 0 : 1);
     mrc   = MPI_Comm_split(MPI_COMM_WORLD, color, mpi_rank, &comm);
@@ -159,6 +166,9 @@ test_mpio_overlap_writes(char *filename)
      */
     mrc = MPI_Barrier(MPI_COMM_WORLD);
     VRFY((mrc == MPI_SUCCESS), "Sync before leaving test");
+
+    HDfree(buf);
+
     return (nerrs);
 }