Bring SWMR-related tools changes from revise_chunks to develop.

1 files changed, 137 insertions, 0 deletions

diff --git a/tools/src/misc/h5clear.c b/tools/src/misc/h5clear.c
new file mode 100644
index 0000000..0be4f8f
--- /dev/null
+++ b/tools/src/misc/h5clear.c
@@ -0,0 +1,137 @@
+/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
+ * Copyright by The HDF Group.                                               *
+ * Copyright by the Board of Trustees of the University of Illinois.         *
+ * All rights reserved.                                                      *
+ *                                                                           *
+ * This file is part of HDF5.  The full HDF5 copyright notice, including     *
+ * terms governing use, modification, and redistribution, is contained in    *
+ * the files COPYING and Copyright.html.  COPYING can be found at the root   *
+ * of the source code distribution tree; Copyright.html can be found at the  *
+ * root level of an installed copy of the electronic HDF5 document set and   *
+ * is linked from the top-level documents page.  It can also be found at     *
+ * http://hdfgroup.org/HDF5/doc/Copyright.html.  If you do not have          *
+ * access to either file, you may request a copy from help@hdfgroup.org.     *
+ * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
+
+/*
+ * Programmer:  
+ *
+ * Purpose:	
+ */
+
+#include "hdf5.h"
+#include "H5private.h"
+#include "h5tools.h"
+#include "h5tools_utils.h"
+
+/* Name of tool */
+#define PROGRAMNAME 	"h5clear"
+
+/* Make this private property (defined in H5Fprivate.h) available to h5clear. */
+#define H5F_ACS_CLEAR_STATUS_FLAGS_NAME            "clear_status_flags"
+
+/*-------------------------------------------------------------------------
+ * Function:    leave
+ *
+ * Purpose:     Close the tools library and exit
+ *
+ * Return:   	Does not return
+ *
+ *-------------------------------------------------------------------------
+ */
+static void
+leave(int ret)
+{
+    h5tools_close();
+    HDexit(ret);
+
+} /* leave() */
+
+/*-------------------------------------------------------------------------
+ * Function: 	usage
+ *
+ * Purpose: 	Prints a usage message
+ *
+ * Return: 	void
+ *
+ *-------------------------------------------------------------------------
+ */
+static void
+usage(void)
+{
+    HDfprintf(stdout, "usage: h5clear filename\n");
+
+} /* usage() */
+
+
+
+/*-------------------------------------------------------------------------
+ * Function:	main
+ *
+ * Purpose:	
+ *
+ * Return:	Success:
+ *		Failure:
+ *
+ * Programmer:	
+ *
+ *-------------------------------------------------------------------------
+ */
+int
+main (int argc, char *argv[])
+{
+    char *fname;		/* File name */
+    hbool_t clear = TRUE;  	/* To clear the status_flags in the file's superblock */
+    hid_t fapl = -1;   		/* File access property list */
+    hid_t fid = -1;		/* File ID */
+
+    h5tools_setprogname(PROGRAMNAME);
+    h5tools_setstatus(EXIT_SUCCESS);
+    
+    /* Disable the HDF5 library's error reporting */
+    H5Eset_auto2(H5E_DEFAULT, NULL, NULL);
+
+    /* initialize h5tools lib */
+    h5tools_init();
+
+    /* Check for the # of arguments */
+    if(argc != 2) {
+        usage();
+        leave(EXIT_FAILURE);
+    }
+
+    /* Duplicate the file name */
+    fname = HDstrdup(argv[opt_ind]);
+
+    /* Get a copy of the file access property list */
+    if((fapl = H5Pcreate(H5P_FILE_ACCESS)) < 0) {
+        error_msg("H5Pcreate\n");
+        exit(EXIT_FAILURE);
+    }
+
+    /* Set to clear the status_flags in the file's superblock */
+    /* This is a private property used by h5clear only */
+    if(H5Pset(fapl, H5F_ACS_CLEAR_STATUS_FLAGS_NAME, &clear) < 0) {
+	error_msg("H5Pset\n");
+	exit(EXIT_FAILURE);
+    }
+
+    if((fid = h5tools_fopen(fname, H5F_ACC_RDWR, fapl, NULL, NULL, (size_t)0)) < 0) {
+	error_msg("h5tools_fopen\n");
+	exit(EXIT_FAILURE);
+    }
+
+    /* Close the file */
+    if(H5Fclose(fid) < 0) {
+	error_msg("H5Fclose\n");
+	exit(EXIT_FAILURE);
+    }
+
+    /* CLose the property list */
+    if(H5Pclose(fapl) < 0) {
+	error_msg("H5Pclose\n");
+	exit(EXIT_FAILURE);
+    }
+
+    return EXIT_SUCCESS;
+} /* main() */