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| <div class="section" id="macho-current-version"> |
| <span id="prop_tgt:MACHO_CURRENT_VERSION"></span><h1>MACHO_CURRENT_VERSION<a class="headerlink" href="#macho-current-version" title="Permalink to this headline">ΒΆ</a></h1> |
| <div class="versionadded"> |
| <p><span class="versionmodified added">New in version 3.17.</span></p> |
| </div> |
| <p>What current version number is this target for Mach-O binaries.</p> |
| <p>For shared libraries on Mach-O systems (e.g. macOS, iOS) |
| the <span class="target" id="index-0-prop_tgt:MACHO_COMPATIBILITY_VERSION"></span><a class="reference internal" href="MACHO_COMPATIBILITY_VERSION.html#prop_tgt:MACHO_COMPATIBILITY_VERSION" title="MACHO_COMPATIBILITY_VERSION"><code class="xref cmake cmake-prop_tgt docutils literal notranslate"><span class="pre">MACHO_COMPATIBILITY_VERSION</span></code></a> property corresponds to the |
| <em>compatibility version</em> and <code class="docutils literal notranslate"><span class="pre">MACHO_CURRENT_VERSION</span></code> corresponds to the |
| <em>current version</em>. These are both embedded in the shared library binary |
| and can be checked with the <code class="docutils literal notranslate"><span class="pre">otool</span> <span class="pre">-L</span> <span class="pre"><binary></span></code> command.</p> |
| <p>It should be noted that the <code class="docutils literal notranslate"><span class="pre">MACHO_CURRENT_VERSION</span></code> and |
| <span class="target" id="index-1-prop_tgt:MACHO_COMPATIBILITY_VERSION"></span><a class="reference internal" href="MACHO_COMPATIBILITY_VERSION.html#prop_tgt:MACHO_COMPATIBILITY_VERSION" title="MACHO_COMPATIBILITY_VERSION"><code class="xref cmake cmake-prop_tgt docutils literal notranslate"><span class="pre">MACHO_COMPATIBILITY_VERSION</span></code></a> properties do not affect the file |
| names or version-related symlinks that CMake generates for the library. |
| The <span class="target" id="index-0-prop_tgt:VERSION"></span><a class="reference internal" href="VERSION.html#prop_tgt:VERSION" title="VERSION"><code class="xref cmake cmake-prop_tgt docutils literal notranslate"><span class="pre">VERSION</span></code></a> and <span class="target" id="index-0-prop_tgt:SOVERSION"></span><a class="reference internal" href="SOVERSION.html#prop_tgt:SOVERSION" title="SOVERSION"><code class="xref cmake cmake-prop_tgt docutils literal notranslate"><span class="pre">SOVERSION</span></code></a> target properties still |
| control the file and symlink names. The <code class="docutils literal notranslate"><span class="pre">install_name</span></code> is also still |
| controlled by <span class="target" id="index-1-prop_tgt:SOVERSION"></span><a class="reference internal" href="SOVERSION.html#prop_tgt:SOVERSION" title="SOVERSION"><code class="xref cmake cmake-prop_tgt docutils literal notranslate"><span class="pre">SOVERSION</span></code></a>.</p> |
| <p>When <code class="docutils literal notranslate"><span class="pre">MACHO_CURRENT_VERSION</span></code> and <span class="target" id="index-2-prop_tgt:MACHO_COMPATIBILITY_VERSION"></span><a class="reference internal" href="MACHO_COMPATIBILITY_VERSION.html#prop_tgt:MACHO_COMPATIBILITY_VERSION" title="MACHO_COMPATIBILITY_VERSION"><code class="xref cmake cmake-prop_tgt docutils literal notranslate"><span class="pre">MACHO_COMPATIBILITY_VERSION</span></code></a> |
| are not given, <span class="target" id="index-1-prop_tgt:VERSION"></span><a class="reference internal" href="VERSION.html#prop_tgt:VERSION" title="VERSION"><code class="xref cmake cmake-prop_tgt docutils literal notranslate"><span class="pre">VERSION</span></code></a> and <span class="target" id="index-2-prop_tgt:SOVERSION"></span><a class="reference internal" href="SOVERSION.html#prop_tgt:SOVERSION" title="SOVERSION"><code class="xref cmake cmake-prop_tgt docutils literal notranslate"><span class="pre">SOVERSION</span></code></a> are used for |
| the version details to be embedded in the binaries respectively. |
| The <code class="docutils literal notranslate"><span class="pre">MACHO_CURRENT_VERSION</span></code> and <span class="target" id="index-3-prop_tgt:MACHO_COMPATIBILITY_VERSION"></span><a class="reference internal" href="MACHO_COMPATIBILITY_VERSION.html#prop_tgt:MACHO_COMPATIBILITY_VERSION" title="MACHO_COMPATIBILITY_VERSION"><code class="xref cmake cmake-prop_tgt docutils literal notranslate"><span class="pre">MACHO_COMPATIBILITY_VERSION</span></code></a> |
| properties only need to be given if the project needs to decouple the file |
| and symlink naming from the version details embedded in the binaries |
| (e.g. to match libtool conventions).</p> |
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