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Diffstat (limited to 'doc/html/Tools.html')
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1 files changed, 64 insertions, 39 deletions
diff --git a/doc/html/Tools.html b/doc/html/Tools.html index bf44249..06aa2b7 100644 --- a/doc/html/Tools.html +++ b/doc/html/Tools.html @@ -14,10 +14,10 @@ HDF5/Tools Draft API Specification <a href="RM_H5E.html">H5E</a> <a href="RM_H5F.html">H5F</a> <a href="RM_H5G.html">H5G</a> +<a href="RM_H5I.html">H5I</a> <a href="RM_H5P.html">H5P</a> -<!-- +<a href="RM_H5R.html">H5R</a> <a href="RM_H5RA.html">H5RA</a> ---> <a href="RM_H5S.html">H5S</a> <a href="RM_H5T.html">H5T</a> <a href="RM_H5Z.html">H5Z</a> @@ -64,40 +64,56 @@ These tools enable the user to examine HDF5 files interactively. [-a </code><em>names</em><code>] [-d </code><em>names</em><code>] [-g </code><em>names</em><code>] - [-l </code><em>names</em><code>] </code> + [-l </code><em>names</em><code>] + [-t </code><em>names</em><code>] </code> <em>file</em> <dt><strong>Purpose:</strong> <dd>Displays HDF5 file contents. <dt><strong>Description:</strong> <dd><code>h5dump</code> enables the user to interactively examine the contents of an HDF5 file and dump those contents, - in human readable form, to an ASCII file or to other tools. + in human readable form, to an ASCII file. <p> <code>h5dump</code> displays HDF5 file content on standard output. It may display the content of the whole HDF5 file or selected objects, which can be groups, - datasets, links, or attributes. + datasets, links, attributes, or data types. <p> The <code>-header</code> option displays object - header information only and must appear before the - <code>-a</code>, <code>-d</code>, <code>-g</code>, or - <code>-l</code> options. + header information only. + <p> + Names are the absolute names of the objects. + <code>h5dump</code> displays objects in the order same as the + command order. If a name does not start with a slash, + <code>h5dump</code> begins searching for the specified object + starting at the root group. <p> - Native data types created in one machine are displayed with native - names when <code>h5dump</code> runs in the same machine type. But when - <code>h5dump</code> runs in a different machine type, it displays the - native data types with standard type names. This will be changed in the - next release to always display with standard type names. + If an object is hard linked with multiple names, + <code>h5dump</code> displays the content of the object in the + first occurrence. Only the link information is displayed in + later occurrences. <p> - The <code>h5dump</code> output is described in detail in - <a href="../html/ddl.html">DDL</a>, the <cite>Data Description - Language</cite> document. + <code>h5dump</code> assigns a name for any unnamed data type in + the form of <code>#</code><em>oid1</em><code>:</code><em>oid2</em>, + where <em>oid1</em> and <em>oid2</em> are the object identifiers + assigned by the library. The unnamed types are displayed within + the root group. + <p> + Data types are displayed with standard type names. For example, + if a data set is created with <code>H5T_NATIVE_INT</code> type + and the standard type name for integer on that machine is + <code>H5T_STD_I32BE</code>, <code>h5dump</code> displays + <code>H5T_STD_I32BE</code> as the type of the data set. + <p> + The <code>h5dump</code> output is described in detail in the + <a href="DDL.html"><cite>DDL for HDF5</cite></a>, the + <cite>Data Description Language</cite> document. <dt><strong>Options and Parameters:</strong> <dl> <dt><code>-h</code> - <dd>Print information on this command. + <dd>Prints information on this command. <dt><code>-bb</code> - <dd>Displays the content of boot block. The default is + <dd>Displays the contents of the boot block. The default is not to display. <dt><code>-header</code> <dd>Displays header information only; no data is displayed. @@ -106,35 +122,44 @@ These tools enable the user to examine HDF5 files interactively. <dt><code>-d</code> <em>names</em> <dd>Displays the specified dataset(s). <dt><code>-g</code> <em>names</em> - <dd>Displays all the objects within the specified group(s). + <dd>Displays the specified group(s) and all the members. <dt><code>-l</code> <em>names</em> - <dd>Displays the specified link value(s). + <dd>Displays the values of the specified soft link(s). + <dt><code>-t</code> <em>names</em> + <dd>Displays the specified named data type(s). <dt><em>file</em> <dd>The file to be examined. </dl> <dt><strong>Current Status:</strong> - <dd>The current version of <code>h5dump</code> can display the - following types of information: + <dd>The current version of <code>h5dump</code> displays the + following information: + <ul> + <li>Group <ul> - <li>Group name - <li>Attribute name, data type, data space, and data - <li>Dataset name, data type, data space, and data - <li>Soft link name, link value + <li>group attributes + <li>group member </ul> - - <dd>Limitions in the current implementaion include the - following: + <li>Dataset + <ul> + <li>dataset attributes + <li>data type + <li>data space + <li>data + </ul> + <li>Data type <ul> - <li>Only one file is displayed at a time (file families are - not supported). - <li>The whole file content is displayed (none of above - options are supported). - <li>Compound data types are not yet supported. - <li>Complex data spaces are not yet supported. + <li>scalar type + <li>transient type + <li>named type + <li>unnamed type + </ul> + <li>Simple data space + <li>Soft link + <li>Hard link </ul> <dt><strong>See Also:</strong> <dd>HDF5 Data Description Language syntax - (<a href="../html/ddl.html">DDL</a>) + (<a href="DDL.html"><cite>DDL for HDF5</cite></a>) </dl> @@ -241,10 +266,10 @@ These tools enable the user to examine HDF5 files interactively. <a href="RM_H5E.html">H5E</a> <a href="RM_H5F.html">H5F</a> <a href="RM_H5G.html">H5G</a> +<a href="RM_H5I.html">H5I</a> <a href="RM_H5P.html">H5P</a> -<!-- +<a href="RM_H5R.html">H5R</a> <a href="RM_H5RA.html">H5RA</a> ---> <a href="RM_H5S.html">H5S</a> <a href="RM_H5T.html">H5T</a> <a href="RM_H5Z.html">H5Z</a> @@ -259,7 +284,7 @@ Tools <a href="mailto:hdfhelp@ncsa.uiuc.edu">HDF Help Desk</a> <br> -Last modified: 9 September 1998 +Last modified: 27 October 1998 </body> </html> |