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| <title>The GNU Fortran Compiler: _gfortran_caf_this_image</title> |
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| <a name="g_t_005fgfortran_005fcaf_005fthis_005fimage-_002d_002d_002d-Querying-the-image-number"></a> |
| <h4 class="subsection">8.2.3 <code>_gfortran_caf_this_image</code> — Querying the image number</h4> |
| <a name="index-Coarray_002c-_005fgfortran_005fcaf_005fthis_005fimage"></a> |
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| <dl compact="compact"> |
| <dt><em>Description</em>:</dt> |
| <dd><p>This function returns the current image number, which is a positive number. |
| </p> |
| </dd> |
| <dt><em>Syntax</em>:</dt> |
| <dd><p><code>int _gfortran_caf_this_image (int distance)</code> |
| </p> |
| </dd> |
| <dt><em>Arguments</em>:</dt> |
| <dd><table> |
| <tr><td width="15%"><var>distance</var></td><td width="70%">As specified for the <code>this_image</code> intrinsic |
| in TS18508. Shall be a nonnegative number.</td></tr> |
| </table> |
| |
| </dd> |
| <dt><em>NOTES</em></dt> |
| <dd><p>If the Fortran intrinsic <code>this_image</code> is invoked without an argument, which |
| is the only permitted form in Fortran 2008, GCC passes <code>0</code> as |
| first argument. |
| </p></dd> |
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