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85 lines
3.5 KiB
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85 lines
3.5 KiB
HTML
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<head><title>psb_get_mpi_comm — Get the MPI communicator</title>
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<h4 class="subsectionHead"><span class="titlemark">7.4 </span> <a
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id="x72-1090007.4"></a>psb_get_mpi_comm — Get the MPI communicator</h4>
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<pre class="verbatim" id="verbatim-64">
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icomm = psb_get_mpi_comm(ctxt)
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</pre>
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<!--l. 158--><p class="nopar" >
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<!--l. 160--><p class="indent" > This function returns the MPI communicator associated with a PSBLAS
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context
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<dl class="description"><dt class="description">
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<span
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class="cmbx-10">Type:</span> </dt><dd
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class="description">Asynchronous.
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</dd><dt class="description">
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<span
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class="cmbx-10">On Entry</span> </dt><dd
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class="description">
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</dd><dt class="description">
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<span
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class="cmbx-10">ctxt</span> </dt><dd
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class="description">the communication context identifying the virtual parallel machine.<br
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class="newline" />Scope: <span
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class="cmbx-10">global</span>.<br
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class="newline" />Type: <span
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class="cmbx-10">required</span>.<br
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class="newline" />Intent: <span
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class="cmbx-10">in</span>.<br
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class="newline" />Specified as: an integer variable.</dd></dl>
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<!--l. 172--><p class="indent" >
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<dl class="description"><dt class="description">
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<span
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class="cmbx-10">On Return</span> </dt><dd
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class="description">
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</dd><dt class="description">
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<span
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class="cmbx-10">Function value</span> </dt><dd
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class="description">The MPI communicator associated with the PSBLAS virtual
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parallel machine.<br
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class="newline" />Scope: <span
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class="cmbx-10">global</span>.<br
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class="newline" />Type: <span
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class="cmbx-10">required</span>.<br
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class="newline" />Intent: <span
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class="cmbx-10">out</span>.<br
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class="newline" /></dd></dl>
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<!--l. 180--><p class="noindent" ><span
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class="cmbx-12">Notes </span>The subroutine version <span class="obeylines-h"><span class="verb"><span
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class="cmtt-10">psb_get_mpicomm</span></span></span> is still available but is
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deprecated.
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