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<title>The GNU Fortran Compiler: _gfortran_caf_atomic_define</title>
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Next: <a href="_005fgfortran_005fcaf_005fatomic_005fref.html#g_t_005fgfortran_005fcaf_005fatomic_005fref" accesskey="n" rel="next">_gfortran_caf_atomic_ref</a>, Previous: <a href="_005fgfortran_005fcaf_005ferror_005fstop_005fstr.html#g_t_005fgfortran_005fcaf_005ferror_005fstop_005fstr" accesskey="p" rel="prev">_gfortran_caf_error_stop_str</a>, Up: <a href="Function-ABI-Documentation.html#Function-ABI-Documentation" accesskey="u" rel="up">Function ABI Documentation</a> [<a href="index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Option-Index.html#Option-Index" title="Index" rel="index">Index</a>]</p>
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<a name="g_t_005fgfortran_005fcaf_005fatomic_005fdefine-_002d_002d_002d-Atomic-variable-assignment"></a>
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<h4 class="subsection">8.2.20 <code>_gfortran_caf_atomic_define</code> — Atomic variable assignment</h4>
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<a name="index-Coarray_002c-_005fgfortran_005fcaf_005fatomic_005fdefine"></a>
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<dl compact="compact">
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<dt><em>Description</em>:</dt>
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<dd><p>Assign atomically a value to an integer or logical variable.
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</p>
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</dd>
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<dt><em>Syntax</em>:</dt>
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<dd><p><code>void _gfortran_caf_atomic_define (caf_token_t token, size_t offset,
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int image_index, void *value, int *stat, int type, int kind)</code>
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</p>
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</dd>
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<dt><em>Arguments</em>:</dt>
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<dd><table>
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<tr><td width="15%"><var>token</var></td><td width="70%">intent(in) An opaque pointer identifying the coarray.</td></tr>
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<tr><td width="15%"><var>offset</var></td><td width="70%">By which amount of bytes the actual data is shifted
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compared to the base address of the coarray.</td></tr>
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<tr><td width="15%"><var>image_index</var></td><td width="70%">The ID of the remote image; must be a positive
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number; zero indicates the current image when used noncoindexed.</td></tr>
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<tr><td width="15%"><var>value</var></td><td width="70%">intent(in) the value to be assigned, passed by reference.</td></tr>
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<tr><td width="15%"><var>stat</var></td><td width="70%">intent(out) Stores the status STAT= and may be NULL.</td></tr>
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<tr><td width="15%"><var>type</var></td><td width="70%">the data type, i.e. <code>BT_INTEGER</code> (1) or
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<code>BT_LOGICAL</code> (2).</td></tr>
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<tr><td width="15%"><var>kind</var></td><td width="70%">The kind value (only 4; always <code>int</code>)</td></tr>
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