X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/db17323a11a3089f492c2cae1be7913673689d5c..c81c99a491282f76757c2673961e3cdee6853539:/teshsuite/smpi/mpich3-test/pt2pt/bottom.c

diff --git a/teshsuite/smpi/mpich3-test/pt2pt/bottom.c b/teshsuite/smpi/mpich3-test/pt2pt/bottom.c
new file mode 100644
index 0000000000..3c085fd2c2
--- /dev/null
+++ b/teshsuite/smpi/mpich3-test/pt2pt/bottom.c
@@ -0,0 +1,80 @@
+/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
+/*
+ *
+ *  (C) 2003 by Argonne National Laboratory.
+ *      See COPYRIGHT in top-level directory.
+ */
+#include "mpi.h"
+#include <stdio.h>
+#include "mpitest.h"
+
+/*
+static char MTEST_Descrip[] = "Use of MPI_BOTTOM in communication";
+*/
+
+int main( int argc, char *argv[] )
+{
+    int errs = 0, err;
+    int rank, size, source, dest, len, ii;
+    MPI_Comm      comm;
+    MPI_Status    status;
+    MPI_Datatype  newtype, oldtype;
+    MPI_Aint      disp;
+
+    MTest_Init( &argc, &argv );
+
+    MPI_Get_address( &ii, &disp );
+
+    len     = 1;
+    oldtype = MPI_INT;
+    MPI_Type_create_struct( 1, &len, &disp, &oldtype, &newtype );
+    MPI_Type_commit( &newtype );
+
+    comm = MPI_COMM_WORLD;
+
+    MPI_Comm_size( comm, &size );
+    MPI_Comm_rank( comm, &rank );
+
+    if (size < 2) {
+	errs++;
+	fprintf( stderr, "This test requires at least two processes\n" );
+	MPI_Abort( MPI_COMM_WORLD, 1 );
+    }
+    source = 0;
+    dest = 1;
+
+    /* To improve reporting of problems about operations, we
+       change the error handler to errors return */
+    MPI_Comm_set_errhandler( comm, MPI_ERRORS_RETURN );
+
+    if (rank == source) {
+	ii = 2;
+	err = MPI_Send( MPI_BOTTOM, 1, newtype, dest, 0, comm );
+	if (err) {
+	    errs++;
+	    MTestPrintError( err );
+	    printf( "MPI_Send did not return MPI_SUCCESS\n" );
+	}
+    }
+    else if (rank == dest) {
+	ii = -1;
+	err = MPI_Recv( MPI_BOTTOM, 1, newtype, source, 0, comm, &status );
+	if (err) {
+	    MTestPrintError( err );
+	    errs++;
+	    printf( "MPI_Recv did not return MPI_SUCCESS\n" );
+	}
+	if (ii != 2) {
+	    errs++;
+	    printf( "Received %d but expected %d\n", ii, 2 );
+	}
+    }
+
+    MPI_Comm_set_errhandler( comm, MPI_ERRORS_ARE_FATAL );
+
+    MPI_Type_free( &newtype );
+
+    MTest_Finalize( errs );
+    MPI_Finalize();
+    return 0;
+}