X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/5b709bba3e8d25836dd1808aab2b3ef414f8329e..839ca861fcbfe4230637ffc30766445cc7b4918f:/teshsuite/smpi/mpich3-test/attr/attrdeleteget.c

diff --git a/teshsuite/smpi/mpich3-test/attr/attrdeleteget.c b/teshsuite/smpi/mpich3-test/attr/attrdeleteget.c
new file mode 100644
index 0000000000..fdfea46e2a
--- /dev/null
+++ b/teshsuite/smpi/mpich3-test/attr/attrdeleteget.c
@@ -0,0 +1,54 @@
+/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */
+/*
+ *
+ *  (C) 2013 by Argonne National Laboratory.
+ *      See COPYRIGHT in top-level directory.
+ */
+
+#include <stdio.h>
+#include "mpi.h"
+#include "mpitest.h"
+
+int key = MPI_KEYVAL_INVALID;
+char a[100];
+
+int delete_fn(MPI_Comm, int, void *, void *);
+
+int main(int argc, char **argv)
+{
+    MPI_Comm scomm;
+    int errs = 0;
+
+    MTest_Init(&argc, &argv);
+    MPI_Comm_split(MPI_COMM_WORLD, 1, 0, &scomm);
+    MPI_Comm_create_keyval(MPI_NULL_COPY_FN, delete_fn, &key, &errs);
+    MPI_Comm_set_attr(scomm, key, a);
+    MPI_Comm_free(&scomm);
+    MPI_Comm_free_keyval(&key);
+    MTest_Finalize(errs);
+    MPI_Finalize();
+    return 0;
+}
+
+int delete_fn(MPI_Comm comm, int keyval, void *attr_val, void *extra_state)
+{
+    /* The standard is not explicit that the 'comm' argument of
+     * delete_fn must be valid, so this test is only in effect when
+     * !USE_STRICT_MPI. */
+#ifndef USE_STRICT_MPI
+    int err, flg, *errs = extra_state;
+    void *ptr;
+
+    if (comm == MPI_COMM_NULL) {
+        printf("MPI_COMM_NULL passed to delete_fn\n");
+        (*errs)++;
+    }
+    err = MPI_Comm_get_attr(comm, key, &ptr, &flg);
+    if (err != MPI_SUCCESS) {
+        printf("MPI_Comm_get_attr returned error %d, presumably due to invalid communicator\n",
+               err);
+        (*errs)++;
+    }
+#endif
+    return 0;
+}