C examples:

- define dummy MPI macros to be used in serial compilation, closing #10
- cleanup some "unused variable" warnings
- fix some format warnings, using C99 format macros

examples/H5/attach_file.c

@@ -17,6 +17,7 @@
 #define VERBOSITY       H5_VERBOSE_ERROR
 #define DEBUG_MSK	H5_DEBUG_ALL
 
+#include "examples.h"
 
 int
 main (

examples/H5/openclose.c

@@ -9,6 +9,8 @@
 
 #include "H5hut.h"
 
+#include "examples.h"
+
 int
 main (
 	int argc,
@@ -16,11 +18,7 @@ main (
 	) {
 	MPI_Comm comm = MPI_COMM_WORLD;
 
-	int myproc;
-	int nprocs;
 	MPI_Init (&argc, &argv);
-	MPI_Comm_size (comm, &nprocs);
-	MPI_Comm_rank (comm, &myproc);
 
         h5_prop_t prop = H5CreateFileProp ();
         H5SetPropFileMPIOCollective (prop, &comm);

examples/H5/query.c

@@ -9,6 +9,8 @@
 
 #include "H5hut.h"
 
+#include "examples.h"
+
 #define FNAME1          "example_file_attribs.h5"
 #define FNAME2          "example_step_attribs.h5"
 

examples/H5/read_file_attribs.c

@@ -8,6 +8,7 @@
 */
 
 #include "H5hut.h"
+#include "examples.h"
 
 #include <stdlib.h>
 

examples/H5/read_step_attribs.c

@@ -8,6 +8,7 @@
 */
 
 #include "H5hut.h"
+#include "examples.h"
 
 #include <stdlib.h>
 

examples/H5/write_file_attribs.c

@@ -8,6 +8,7 @@
 */
 
 #include "H5hut.h"
+#include "examples.h"
 
 #define FNAME           "example_file_attribs.h5"
 

examples/H5/write_step_attribs.c

@@ -8,6 +8,7 @@
 */
 
 #include "H5hut.h"
+#include "examples.h"
 
 #define FNAME           "example_step_attribs.h5"
 

examples/H5Block/attach_field_attributes.c

@@ -8,6 +8,7 @@
 */
 
 #include "H5hut.h"
+#include "examples.h"
 
 // name of output file
 const char* fname = "example_field.h5";
@@ -23,11 +24,6 @@ main (
 
         // initialize MPI & H5hut
         MPI_Init (&argc, &argv);
-        MPI_Comm comm = MPI_COMM_WORLD;
-        int comm_size = 1;
-        MPI_Comm_size (comm, &comm_size);
-	int comm_rank = 0;
-        MPI_Comm_rank (comm, &comm_rank);
         H5AbortOnError ();
         H5SetVerbosityLevel (h5_verbosity);
 	//H5SetDebugMask (-1);

examples/H5Block/dump_field_attributes.c

@@ -1,5 +1,5 @@
 /*
-  Copyright (c) 2006-2015, The Regents of the University of California,
+  Copyright (c) 2006-2017, The Regents of the University of California,
   through Lawrence Berkeley National Laboratory (subject to receipt of any
   required approvals from the U.S. Dept. of Energy) and the Paul Scherrer
   Institut (Switzerland).  All rights reserved.
@@ -8,6 +8,9 @@
 */
 
 #include "H5hut.h"
+#include "examples.h"
+
+#include <inttypes.h>
 
 // name of output file
 const char* fname = "example_field.h5";
@@ -30,9 +33,9 @@ dump_int64_attrib (
 		attrib_data);
 	printf ("Attribute: '%s'\n", attrib_name);
 	printf ("    Type: H5_INT64_T\n");
-	printf ("    Data: %lld", attrib_data[0]);
+	printf ("    Data: %" PRId64, attrib_data[0]);
 	for (size_t i = 1; i < attrib_nelems; i++) {
-		printf (", %lld", attrib_data[i]);
+		printf (", %" PRId64, attrib_data[i]);
 	}
 	printf ("\n");
 }
@@ -174,7 +177,7 @@ main (
 	h5_ssize_t n_attribs = H5BlockGetNumFieldAttribs (
 		file,
 		field_name);
-	printf ("Field has %lld attributes attached.\n",
+	printf ("Field has %" PRId64 " attributes attached.\n",
 		n_attribs);
 
 	// dump all attached attributes

examples/H5Block/fields.c

@@ -1,4 +1,14 @@
+/*
+  Copyright (c) 2006-2017, The Regents of the University of California,
+  through Lawrence Berkeley National Laboratory (subject to receipt of any
+  required approvals from the U.S. Dept. of Energy) and the Paul Scherrer
+  Institut (Switzerland).  All rights reserved.
+
+  License: see file COPYING in top level of source distribution.
+*/
+
 #include <H5hut.h>
+#include "examples.h"
 
 #define XSIZE		8
 #define YSIZE		8

examples/H5Block/has_field.c

@@ -1,5 +1,5 @@
 /*
-  Copyright (c) 2006-2015, The Regents of the University of California,
+  Copyright (c) 2006-2017, The Regents of the University of California,
   through Lawrence Berkeley National Laboratory (subject to receipt of any
   required approvals from the U.S. Dept. of Energy) and the Paul Scherrer
   Institut (Switzerland).  All rights reserved.
@@ -8,6 +8,9 @@
 */
 
 #include "H5hut.h"
+#include "examples.h"
+
+#include <inttypes.h>
 
 // name of output file
 const char* fname = "example_write_field.h5";
@@ -69,10 +72,10 @@ main (
 	} else if (type == H5_STRING_T) {
 		stype = "H5_STRING_T";
 	}
-	printf ("rank of field:       %lld\n", field_rank);
-	printf ("dims of field:      [%lld, %lld, %lld]\n",
+	printf ("rank of field:       %" PRId64 "\n", field_rank);
+	printf ("dims of field:      [%" PRId64 ", %" PRId64 ", %" PRId64"]\n",
 		field_dims[0], field_dims[1], field_dims[2]);
-	printf ("rank of field data: %lld\n", elem_rank);
+	printf ("rank of field data: %" PRId64 "\n", elem_rank);
 	printf ("type of field data: '%s'\n", stype);
 done:
         // done

examples/H5Block/read_write_scalar_field.c

@@ -1,5 +1,5 @@
 /*
-  Copyright (c) 2006-2015, The Regents of the University of California,
+  Copyright (c) 2006-2017, The Regents of the University of California,
   through Lawrence Berkeley National Laboratory (subject to receipt of any
   required approvals from the U.S. Dept. of Energy) and the Paul Scherrer
   Institut (Switzerland).  All rights reserved.
@@ -8,6 +8,7 @@
 */
 
 #include "H5hut.h"
+#include "examples.h"
 
 #include <stdlib.h>
 

examples/H5Block/write_field.c

@@ -8,6 +8,7 @@
 */
 
 #include "H5hut.h"
+#include "examples.h"
 
 // name of output file
 const char* fname = "example_field.h5";

examples/H5Part/query.c

@@ -8,6 +8,7 @@
 */
 
 #include "H5hut.h"
+#include "examples.h"
 
 #define FNAME		"example_setview.h5"
 #define VERBOSITY       H5_VERBOSE_ERROR

examples/H5Part/read_canonicalview.c

@@ -8,6 +8,7 @@
 */
 
 #include "H5hut.h"
+#include "examples.h"
 
 #include <stdlib.h>
 
@@ -25,8 +26,6 @@ main (
         // initialize MPI & H5hut
         MPI_Init (&argc, &argv);
         MPI_Comm comm = MPI_COMM_WORLD;
-        int comm_size = 1;
-        MPI_Comm_size (comm, &comm_size);
         int comm_rank = 0;
         MPI_Comm_rank (comm, &comm_rank);
         H5AbortOnError ();

examples/H5Part/read_core_vfd.c

@@ -14,6 +14,7 @@
   the VFD core driver.
 */
 #include "H5hut.h"
+#include "examples.h"
 
 #include <stdlib.h>
 
@@ -32,8 +33,6 @@ main (
         // initialize MPI & H5hut
         MPI_Init (&argc, &argv);
 	MPI_Comm comm = MPI_COMM_WORLD;
-        int comm_size = 1;
-        MPI_Comm_size (comm, &comm_size);
         int comm_rank = 0;
         MPI_Comm_rank (comm, &comm_rank);
         H5AbortOnError ();

examples/H5Part/read_setnparticles.c

@@ -8,6 +8,7 @@
 */
 
 #include "H5hut.h"
+#include "examples.h"
 
 #include <stdlib.h>
 

examples/H5Part/read_setview.c

@@ -8,6 +8,7 @@
 */
 
 #include "H5hut.h"
+#include "examples.h"
 
 #include <stdlib.h>
 

examples/H5Part/read_strided.c

@@ -8,6 +8,7 @@
 */
 
 #include "H5hut.h"
+#include "examples.h"
 
 #include <stdlib.h>
 

examples/H5Part/write_core_vfd.c

@@ -14,6 +14,7 @@
   the VFD core driver.
 */
 #include "H5hut.h"
+#include "examples.h"
 
 // name of output file
 const char* fname = "example_core_vfd.h5";
@@ -33,8 +34,6 @@ main (
         // initialize MPI & H5hut
         MPI_Init (&argc, &argv);
         MPI_Comm comm = MPI_COMM_WORLD;
-        int comm_size = 1;
-        MPI_Comm_size (comm, &comm_size);
         int comm_rank = 0;
         MPI_Comm_rank (comm, &comm_rank);
         H5AbortOnError ();

examples/H5Part/write_setnparticles.c

@@ -8,6 +8,7 @@
 */
 
 #include "H5hut.h"
+#include "examples.h"
 
 // name of output file
 const char* fname = "example_setnparticles.h5";
@@ -27,8 +28,6 @@ main (
         // initialize MPI & H5hut
         MPI_Init (&argc, &argv);
         MPI_Comm comm = MPI_COMM_WORLD;
-        int comm_size = 1;
-        MPI_Comm_size (comm, &comm_size);
         int comm_rank = 0;
         MPI_Comm_rank (comm, &comm_rank);
         H5AbortOnError ();

examples/H5Part/write_setview.c

@@ -8,6 +8,7 @@
 */
 
 #include "H5hut.h"
+#include "examples.h"
 
 // name of output file
 const char* fname = "example_setview.h5";
@@ -28,8 +29,6 @@ main (
         // initialize MPI & H5hut
         MPI_Init (&argc, &argv);
         MPI_Comm comm = MPI_COMM_WORLD;
-        int comm_size = 1;
-        MPI_Comm_size (comm, &comm_size);
         int comm_rank = 0;
         MPI_Comm_rank (comm, &comm_rank);
         H5AbortOnError ();

examples/H5Part/write_strided.c

@@ -8,6 +8,7 @@
 */
 
 #include "H5hut.h"
+#include "examples.h"
 
 // name of output file
 const char* fname = "example_strided.h5";
@@ -27,8 +28,6 @@ main (
         // initialize MPI & H5hut
         MPI_Init (&argc, &argv);
         MPI_Comm comm = MPI_COMM_WORLD;
-        int comm_size = 1;
-        MPI_Comm_size (comm, &comm_size);
         int comm_rank = 0;
         MPI_Comm_rank (comm, &comm_rank);
         H5AbortOnError ();

examples/include/examples.h

@@ -0,0 +1,13 @@
+#ifndef __EXAMPLES_H
+#define __EXAMPLES_H
+
+#if !defined (PARALLEL_IO)
+
+#define MPI_COMM_WORLD (0)
+#define MPI_Init(argc, argv)
+#define MPI_Comm_size(comm,nprocs) {comm = 0; *nprocs = 1;}
+#define MPI_Comm_rank(comm,rank)  {comm = 0; (void)(comm); *rank = 0;}
+#define MPI_Finalize()
+
+#endif
+#endif