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 <section id="cmake-3-4-release-notes">
<h1><a class="toc-backref" href="#id1" role="doc-backlink">CMake 3.4 Release Notes</a><a class="headerlink" href="#cmake-3-4-release-notes" title="Permalink to this heading">¶</a></h1>
<nav class="contents" id="contents">
Contents
<ul class="simple">
<li><a class="reference internal" href="#cmake-3-4-release-notes" id="id1">CMake 3.4 Release Notes</a>
<ul>
<li><a class="reference internal" href="#new-features" id="id2">New Features</a>
<ul>
<li><a class="reference internal" href="#generators" id="id3">Generators</a></li>
<li><a class="reference internal" href="#commands" id="id4">Commands</a></li>
<li><a class="reference internal" href="#variables" id="id5">Variables</a></li>
<li><a class="reference internal" href="#properties" id="id6">Properties</a></li>
<li><a class="reference internal" href="#modules" id="id7">Modules</a></li>
<li><a class="reference internal" href="#generator-expressions" id="id8">Generator Expressions</a></li>
<li><a class="reference internal" href="#ctest" id="id9">CTest</a></li>
<li><a class="reference internal" href="#cpack" id="id10">CPack</a></li>
<li><a class="reference internal" href="#other" id="id11">Other</a></li>
</ul>
</li>
<li><a class="reference internal" href="#deprecated-and-removed-features" id="id12">Deprecated and Removed Features</a></li>
<li><a class="reference internal" href="#other-changes" id="id13">Other Changes</a></li>
</ul>
</li>
</ul>
</nav>
Changes made since CMake 3.3 include the following.
<section id="new-features">
<h2><a class="toc-backref" href="#id2" role="doc-backlink">New Features</a><a class="headerlink" href="#new-features" title="Permalink to this heading">¶</a></h2>
<section id="generators">
<h3><a class="toc-backref" href="#id3" role="doc-backlink">Generators</a><a class="headerlink" href="#generators" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li>The <a class="reference internal" href="../generator/Visual%20Studio%2014%202015.html#generator:Visual Studio 14 2015" title="Visual Studio 14 2015"><code class="xref cmake cmake-generator docutils literal notranslate">Visual Studio 14 2015</code></a> generator learned to select
a Windows 10 SDK based on the value of the <a class="reference internal" href="../variable/CMAKE_SYSTEM_VERSION.html#variable:CMAKE_SYSTEM_VERSION" title="CMAKE_SYSTEM_VERSION"><code class="xref cmake cmake-variable docutils literal notranslate">CMAKE_SYSTEM_VERSION</code></a>
variable and the SDKs available on the host.</li>
<li>CMake learned rudimentary support for the Apple Swift language. When using
the <a class="reference internal" href="../generator/Xcode.html#generator:Xcode" title="Xcode"><code class="xref cmake cmake-generator docutils literal notranslate">Xcode</code></a> generator with Xcode 6.1 or higher, one may enable
the <code class="docutils literal notranslate">Swift</code> language with the <a class="reference internal" href="../command/enable_language.html#command:enable_language" title="enable_language"><code class="xref cmake cmake-command docutils literal notranslate">enable_language()</code></a> command or the
<a class="reference internal" href="../command/project.html#command:project" title="project"><code class="xref cmake cmake-command docutils literal notranslate">project()</code></a> command (this is an error with other generators or when
Xcode is too old). Then one may list <code class="docutils literal notranslate">.swift</code> source files in targets
for compilation.</li>
</ul>
</section>
<section id="commands">
<h3><a class="toc-backref" href="#id4" role="doc-backlink">Commands</a><a class="headerlink" href="#commands" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li>The <a class="reference internal" href="../command/find_program.html#command:find_program" title="find_program"><code class="xref cmake cmake-command docutils literal notranslate">find_program()</code></a> command learned a <code class="docutils literal notranslate">NAMES_PER_DIR</code>
option to consider all given <code class="docutils literal notranslate">NAMES</code> in each directory before
moving on to the next directory.</li>
<li>The <a class="reference internal" href="../command/get_filename_component.html#command:get_filename_component" title="get_filename_component"><code class="xref cmake cmake-command docutils literal notranslate">get_filename_component()</code></a> command learned a new <code class="docutils literal notranslate">BASE_DIR</code>
subcommand. This is used to specify a base directory when calculating an
absolute path from a relative path.</li>
<li>The <a class="reference internal" href="../command/if.html#command:if" title="if"><code class="xref cmake cmake-command docutils literal notranslate">if()</code></a> command learned a new <code class="docutils literal notranslate">TEST</code> operator that evaluates
to true if a given test name has been defined by the <a class="reference internal" href="../command/add_test.html#command:add_test" title="add_test"><code class="xref cmake cmake-command docutils literal notranslate">add_test()</code></a>
command. See policy <a class="reference internal" href="../policy/CMP0064.html#policy:CMP0064" title="CMP0064"><code class="xref cmake cmake-policy docutils literal notranslate">CMP0064</code></a>.</li>
<li>The <a class="reference internal" href="../command/install.html#command:install" title="install"><code class="xref cmake cmake-command docutils literal notranslate">install(DIRECTORY)</code></a> command <code class="docutils literal notranslate">DESTINATION</code> option learned to
support <a class="reference internal" href="../manual/cmake-generator-expressions.7.html#manual:cmake-generator-expressions(7)" title="cmake-generator-expressions(7)"><code class="xref cmake cmake-manual docutils literal notranslate">generator expressions</code></a>.</li>
<li>The <a class="reference internal" href="../command/install.html#command:install" title="install"><code class="xref cmake cmake-command docutils literal notranslate">install(FILES)</code></a> command <code class="docutils literal notranslate">DESTINATION</code> option learned to
support <a class="reference internal" href="../manual/cmake-generator-expressions.7.html#manual:cmake-generator-expressions(7)" title="cmake-generator-expressions(7)"><code class="xref cmake cmake-manual docutils literal notranslate">generator expressions</code></a>.</li>
<li>The <a class="reference internal" href="../command/string.html#command:string" title="string"><code class="xref cmake cmake-command docutils literal notranslate">string()</code></a> command learned a new <code class="docutils literal notranslate">APPEND</code> subcommand.</li>
</ul>
</section>
<section id="variables">
<h3><a class="toc-backref" href="#id5" role="doc-backlink">Variables</a><a class="headerlink" href="#variables" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li>The <a class="reference internal" href="../manual/cmake-generators.7.html#makefile-generators">Makefile Generators</a> and the <a class="reference internal" href="../generator/Ninja.html#generator:Ninja" title="Ninja"><code class="xref cmake cmake-generator docutils literal notranslate">Ninja</code></a> generator
learned to add compiler launcher tools like distcc and ccache along
with the compiler for <code class="docutils literal notranslate">C</code> and <code class="docutils literal notranslate">CXX</code> languages. See the
<a class="reference internal" href="../variable/CMAKE_LANG_COMPILER_LAUNCHER.html#variable:CMAKE_&lt;LANG&gt;_COMPILER_LAUNCHER" title="CMAKE_&lt;LANG&gt;_COMPILER_LAUNCHER"><code class="xref cmake cmake-variable docutils literal notranslate">CMAKE_&lt;LANG&gt;_COMPILER_LAUNCHER</code></a> variable and
<a class="reference internal" href="../prop_tgt/LANG_COMPILER_LAUNCHER.html#prop_tgt:&lt;LANG&gt;_COMPILER_LAUNCHER" title="&lt;LANG&gt;_COMPILER_LAUNCHER"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">&lt;LANG&gt;_COMPILER_LAUNCHER</code></a> target property for details.</li>
<li>New <a class="reference internal" href="../variable/CMAKE_LINK_SEARCH_START_STATIC.html#variable:CMAKE_LINK_SEARCH_START_STATIC" title="CMAKE_LINK_SEARCH_START_STATIC"><code class="xref cmake cmake-variable docutils literal notranslate">CMAKE_LINK_SEARCH_START_STATIC</code></a> and
<a class="reference internal" href="../variable/CMAKE_LINK_SEARCH_END_STATIC.html#variable:CMAKE_LINK_SEARCH_END_STATIC" title="CMAKE_LINK_SEARCH_END_STATIC"><code class="xref cmake cmake-variable docutils literal notranslate">CMAKE_LINK_SEARCH_END_STATIC</code></a> variables were
introduced to initialize the
<a class="reference internal" href="../prop_tgt/LINK_SEARCH_START_STATIC.html#prop_tgt:LINK_SEARCH_START_STATIC" title="LINK_SEARCH_START_STATIC"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">LINK_SEARCH_START_STATIC</code></a> and
<a class="reference internal" href="../prop_tgt/LINK_SEARCH_END_STATIC.html#prop_tgt:LINK_SEARCH_END_STATIC" title="LINK_SEARCH_END_STATIC"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">LINK_SEARCH_END_STATIC</code></a> target properties,
respectively.</li>
</ul>
</section>
<section id="properties">
<h3><a class="toc-backref" href="#id6" role="doc-backlink">Properties</a><a class="headerlink" href="#properties" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li><a class="reference internal" href="../manual/cmake-generators.7.html#visual-studio-generators">Visual Studio Generators</a> learned to support additional
target properties to customize projects for NVIDIA Nsight
Tegra Visual Studio Edition:
<ul>
<li><a class="reference internal" href="../prop_tgt/ANDROID_ANT_ADDITIONAL_OPTIONS.html#prop_tgt:ANDROID_ANT_ADDITIONAL_OPTIONS" title="ANDROID_ANT_ADDITIONAL_OPTIONS"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">ANDROID_ANT_ADDITIONAL_OPTIONS</code></a></li>
<li><a class="reference internal" href="../prop_tgt/ANDROID_ARCH.html#prop_tgt:ANDROID_ARCH" title="ANDROID_ARCH"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">ANDROID_ARCH</code></a></li>
<li><a class="reference internal" href="../prop_tgt/ANDROID_ASSETS_DIRECTORIES.html#prop_tgt:ANDROID_ASSETS_DIRECTORIES" title="ANDROID_ASSETS_DIRECTORIES"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">ANDROID_ASSETS_DIRECTORIES</code></a></li>
<li><a class="reference internal" href="../prop_tgt/ANDROID_JAR_DEPENDENCIES.html#prop_tgt:ANDROID_JAR_DEPENDENCIES" title="ANDROID_JAR_DEPENDENCIES"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">ANDROID_JAR_DEPENDENCIES</code></a></li>
<li><a class="reference internal" href="../prop_tgt/ANDROID_JAR_DIRECTORIES.html#prop_tgt:ANDROID_JAR_DIRECTORIES" title="ANDROID_JAR_DIRECTORIES"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">ANDROID_JAR_DIRECTORIES</code></a></li>
<li><a class="reference internal" href="../prop_tgt/ANDROID_JAVA_SOURCE_DIR.html#prop_tgt:ANDROID_JAVA_SOURCE_DIR" title="ANDROID_JAVA_SOURCE_DIR"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">ANDROID_JAVA_SOURCE_DIR</code></a></li>
<li><a class="reference internal" href="../prop_tgt/ANDROID_NATIVE_LIB_DEPENDENCIES.html#prop_tgt:ANDROID_NATIVE_LIB_DEPENDENCIES" title="ANDROID_NATIVE_LIB_DEPENDENCIES"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">ANDROID_NATIVE_LIB_DEPENDENCIES</code></a></li>
<li><a class="reference internal" href="../prop_tgt/ANDROID_NATIVE_LIB_DIRECTORIES.html#prop_tgt:ANDROID_NATIVE_LIB_DIRECTORIES" title="ANDROID_NATIVE_LIB_DIRECTORIES"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">ANDROID_NATIVE_LIB_DIRECTORIES</code></a></li>
<li><a class="reference internal" href="../prop_tgt/ANDROID_PROCESS_MAX.html#prop_tgt:ANDROID_PROCESS_MAX" title="ANDROID_PROCESS_MAX"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">ANDROID_PROCESS_MAX</code></a></li>
<li><a class="reference internal" href="../prop_tgt/ANDROID_PROGUARD.html#prop_tgt:ANDROID_PROGUARD" title="ANDROID_PROGUARD"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">ANDROID_PROGUARD</code></a></li>
<li><a class="reference internal" href="../prop_tgt/ANDROID_PROGUARD_CONFIG_PATH.html#prop_tgt:ANDROID_PROGUARD_CONFIG_PATH" title="ANDROID_PROGUARD_CONFIG_PATH"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">ANDROID_PROGUARD_CONFIG_PATH</code></a></li>
<li><a class="reference internal" href="../prop_tgt/ANDROID_SECURE_PROPS_PATH.html#prop_tgt:ANDROID_SECURE_PROPS_PATH" title="ANDROID_SECURE_PROPS_PATH"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">ANDROID_SECURE_PROPS_PATH</code></a></li>
<li><a class="reference internal" href="../prop_tgt/ANDROID_SKIP_ANT_STEP.html#prop_tgt:ANDROID_SKIP_ANT_STEP" title="ANDROID_SKIP_ANT_STEP"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">ANDROID_SKIP_ANT_STEP</code></a></li>
<li><a class="reference internal" href="../prop_tgt/ANDROID_STL_TYPE.html#prop_tgt:ANDROID_STL_TYPE" title="ANDROID_STL_TYPE"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">ANDROID_STL_TYPE</code></a></li>
</ul>
</li>
<li>The <a class="reference internal" href="../prop_tgt/ARCHIVE_OUTPUT_DIRECTORY.html#prop_tgt:ARCHIVE_OUTPUT_DIRECTORY" title="ARCHIVE_OUTPUT_DIRECTORY"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">ARCHIVE_OUTPUT_DIRECTORY</code></a>,
<a class="reference internal" href="../prop_tgt/LIBRARY_OUTPUT_DIRECTORY.html#prop_tgt:LIBRARY_OUTPUT_DIRECTORY" title="LIBRARY_OUTPUT_DIRECTORY"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">LIBRARY_OUTPUT_DIRECTORY</code></a>, and
<a class="reference internal" href="../prop_tgt/RUNTIME_OUTPUT_DIRECTORY.html#prop_tgt:RUNTIME_OUTPUT_DIRECTORY" title="RUNTIME_OUTPUT_DIRECTORY"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">RUNTIME_OUTPUT_DIRECTORY</code></a> target properties learned to
support <a class="reference internal" href="../manual/cmake-generator-expressions.7.html#manual:cmake-generator-expressions(7)" title="cmake-generator-expressions(7)"><code class="xref cmake cmake-manual docutils literal notranslate">generator expressions</code></a>.</li>
<li>The <a class="reference internal" href="../prop_tgt/SOURCE_DIR.html#prop_tgt:SOURCE_DIR" title="SOURCE_DIR"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">SOURCE_DIR</code></a> and <a class="reference internal" href="../prop_tgt/BINARY_DIR.html#prop_tgt:BINARY_DIR" title="BINARY_DIR"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">BINARY_DIR</code></a> target properties
were introduced to allow project code to query where a target is defined.</li>
<li>The <a class="reference internal" href="../prop_tgt/OUTPUT_NAME.html#prop_tgt:OUTPUT_NAME" title="OUTPUT_NAME"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">OUTPUT_NAME</code></a> target property and its variants learned to
support <a class="reference internal" href="../manual/cmake-generator-expressions.7.html#manual:cmake-generator-expressions(7)" title="cmake-generator-expressions(7)"><code class="xref cmake cmake-manual docutils literal notranslate">generator expressions</code></a>.</li>
<li>A <a class="reference internal" href="../prop_gbl/TARGET_MESSAGES.html#prop_gbl:TARGET_MESSAGES" title="TARGET_MESSAGES"><code class="xref cmake cmake-prop_gbl docutils literal notranslate">TARGET_MESSAGES</code></a> global property was added to tell the
<a class="reference internal" href="../manual/cmake-generators.7.html#makefile-generators">Makefile Generators</a> whether to generate commands to print output
after each target is completed.</li>
<li>On Windows with MS-compatible tools, CMake learned to optionally
generate a module definition (<code class="docutils literal notranslate">.def</code>) file for <code class="docutils literal notranslate">SHARED</code> libraries.
See the <a class="reference internal" href="../prop_tgt/WINDOWS_EXPORT_ALL_SYMBOLS.html#prop_tgt:WINDOWS_EXPORT_ALL_SYMBOLS" title="WINDOWS_EXPORT_ALL_SYMBOLS"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">WINDOWS_EXPORT_ALL_SYMBOLS</code></a> target property.</li>
</ul>
</section>
<section id="modules">
<h3><a class="toc-backref" href="#id7" role="doc-backlink">Modules</a><a class="headerlink" href="#modules" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li>The <a class="reference internal" href="../module/ExternalProject.html#module:ExternalProject" title="ExternalProject"><code class="xref cmake cmake-module docutils literal notranslate">ExternalProject</code></a> module <a class="reference internal" href="../module/ExternalProject.html#command:externalproject_add" title="externalproject_add"><code class="xref cmake cmake-command docutils literal notranslate">ExternalProject_Add()</code></a>
function <code class="docutils literal notranslate">GIT_SUBMODULES</code> option now also limits the set of
submodules that are initialized in addition to the prior behavior
of limiting the set of submodules that are updated.</li>
<li>The <a class="reference internal" href="../module/ExternalProject.html#module:ExternalProject" title="ExternalProject"><code class="xref cmake cmake-module docutils literal notranslate">ExternalProject</code></a> module learned new <code class="docutils literal notranslate">USES_TERMINAL</code>
arguments for giving steps exclusive terminal access. This is
useful with the <a class="reference internal" href="../generator/Ninja.html#generator:Ninja" title="Ninja"><code class="xref cmake cmake-generator docutils literal notranslate">Ninja</code></a> generator to monitor CMake
superbuild progress and prevent CPU oversubscription.</li>
<li>The <a class="reference internal" href="../module/FindBISON.html#module:FindBISON" title="FindBISON"><code class="xref cmake cmake-module docutils literal notranslate">FindBISON</code></a> module <code class="docutils literal notranslate">BISON_TARGET</code> macro learned a
new <code class="docutils literal notranslate">DEFINES_FILE</code> option to specify a custom output header
to be generated.</li>
<li>The <a class="reference internal" href="../module/FindHDF5.html#module:FindHDF5" title="FindHDF5"><code class="xref cmake cmake-module docutils literal notranslate">FindHDF5</code></a> module learend a new <code class="docutils literal notranslate">HDF5_PREFER_PARALLEL</code>
option allowing users to specify that a parallel HDF5 tool is
preferred if both are available.</li>
<li>The <a class="reference internal" href="../module/FindIce.html#module:FindIce" title="FindIce"><code class="xref cmake cmake-module docutils literal notranslate">FindIce</code></a> module now provides imported targets.</li>
<li>The <a class="reference internal" href="../module/FindJava.html#module:FindJava" title="FindJava"><code class="xref cmake cmake-module docutils literal notranslate">FindJava</code></a> module learned to optionally find
the <code class="docutils literal notranslate">idlj</code> and <code class="docutils literal notranslate">jarsigner</code> tools.</li>
<li>The <a class="reference internal" href="../module/FindOpenSSL.html#module:FindOpenSSL" title="FindOpenSSL"><code class="xref cmake cmake-module docutils literal notranslate">FindOpenSSL</code></a> module now provides imported targets.</li>
<li>The <a class="reference internal" href="../module/FindOpenSSL.html#module:FindOpenSSL" title="FindOpenSSL"><code class="xref cmake cmake-module docutils literal notranslate">FindOpenSSL</code></a> module learned a new <code class="docutils literal notranslate">OPENSSL_USE_STATIC_LIBS</code>
option to search only for static libraries.</li>
<li>The <a class="reference internal" href="../module/FindPkgConfig.html#module:FindPkgConfig" title="FindPkgConfig"><code class="xref cmake cmake-module docutils literal notranslate">FindPkgConfig</code></a> learned a new <a class="reference internal" href="../module/FindPkgConfig.html#command:pkg_get_variable" title="pkg_get_variable"><code class="xref cmake cmake-command docutils literal notranslate">pkg_get_variable()</code></a>
command which may be used to query for arbitrary variables from a package
(such as for related tools or data and plugin install paths).</li>
<li>The <a class="reference internal" href="../module/FindProtobuf.html#module:FindProtobuf" title="FindProtobuf"><code class="xref cmake cmake-module docutils literal notranslate">FindProtobuf</code></a> module gained a new
<a class="reference internal" href="../module/FindProtobuf.html#command:protobuf_generate_python" title="protobuf_generate_python"><code class="xref cmake cmake-command docutils literal notranslate">protobuf_generate_python()</code></a> function to generate python
sources from <code class="docutils literal notranslate">.proto</code> files.</li>
<li>The <a class="reference internal" href="../module/FindTIFF.html#module:FindTIFF" title="FindTIFF"><code class="xref cmake cmake-module docutils literal notranslate">FindTIFF</code></a> module learned to search separately for
debug and release variants.</li>
<li>The <a class="reference internal" href="../module/FindwxWidgets.html#module:FindwxWidgets" title="FindwxWidgets"><code class="xref cmake cmake-module docutils literal notranslate">FindwxWidgets</code></a> module learned to support version requests.</li>
<li>The <a class="reference internal" href="../module/FindXercesC.html#module:FindXercesC" title="FindXercesC"><code class="xref cmake cmake-module docutils literal notranslate">FindXercesC</code></a> module learned to search separately for
debug and release variants.</li>
<li>The <a class="reference internal" href="../module/FindZLIB.html#module:FindZLIB" title="FindZLIB"><code class="xref cmake cmake-module docutils literal notranslate">FindZLIB</code></a> module learned to search separately for
debug and release variants.</li>
<li>The <a class="reference internal" href="../module/GNUInstallDirs.html#module:GNUInstallDirs" title="GNUInstallDirs"><code class="xref cmake cmake-module docutils literal notranslate">GNUInstallDirs</code></a> module learned special default values
for certain installation prefixes according to the <a class="reference external" href="https://www.gnu.org/prep/standards/html_node/Directory-Variables.html">GNU Coding
Standards</a> and the <a class="reference external" href="https://refspecs.linuxfoundation.org/FHS_3.0/fhs/index.html">Filesystem Hierarchy Standard</a>.</li>
<li>The <a class="reference internal" href="../module/UseJava.html#module:UseJava" title="UseJava"><code class="xref cmake cmake-module docutils literal notranslate">UseJava</code></a> module <code class="docutils literal notranslate">add_jar</code> function learned
to support response files (e.g. <code class="docutils literal notranslate">&#64;srcs.txt</code>) for source
specification.</li>
<li>The <a class="reference internal" href="../module/UseJava.html#module:UseJava" title="UseJava"><code class="xref cmake cmake-module docutils literal notranslate">UseJava</code></a> module <code class="docutils literal notranslate">install_jar</code> function learned
new <code class="docutils literal notranslate">DESTINATION</code> and <code class="docutils literal notranslate">COMPONENT</code> options to specify
the corresponding <a class="reference internal" href="../command/install.html#command:install" title="install"><code class="xref cmake cmake-command docutils literal notranslate">install()</code></a> command options.</li>
<li>The <a class="reference internal" href="../module/UseJava.html#module:UseJava" title="UseJava"><code class="xref cmake cmake-module docutils literal notranslate">UseJava</code></a> module gained a new <code class="docutils literal notranslate">create_javah</code>
function to create C headers from Java classes.</li>
</ul>
</section>
<section id="generator-expressions">
<h3><a class="toc-backref" href="#id8" role="doc-backlink">Generator Expressions</a><a class="headerlink" href="#generator-expressions" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li>A new <code class="docutils literal notranslate">$&lt;SHELL_PATH:...&gt;</code>
<a class="reference internal" href="../manual/cmake-generator-expressions.7.html#manual:cmake-generator-expressions(7)" title="cmake-generator-expressions(7)"><code class="xref cmake cmake-manual docutils literal notranslate">generator expression</code></a>
has been added.</li>
</ul>
</section>
<section id="ctest">
<h3><a class="toc-backref" href="#id9" role="doc-backlink">CTest</a><a class="headerlink" href="#ctest" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li>CTest learned to optionally measure the CPU load during parallel
testing and avoid starting tests that may cause the load to exceed
a given threshold. See the <a class="reference internal" href="../manual/ctest.1.html#manual:ctest(1)" title="ctest(1)"><code class="xref cmake cmake-manual docutils literal notranslate">ctest(1)</code></a> command <code class="docutils literal notranslate">--test-load</code>
option, the <code class="docutils literal notranslate">TestLoad</code> setting of the <a class="reference internal" href="../manual/ctest.1.html#ctest-test-step">CTest Test Step</a>,
the <a class="reference internal" href="../variable/CTEST_TEST_LOAD.html#variable:CTEST_TEST_LOAD" title="CTEST_TEST_LOAD"><code class="xref cmake cmake-variable docutils literal notranslate">CTEST_TEST_LOAD</code></a> variable, and the <code class="docutils literal notranslate">TEST_LOAD</code>
option of the <a class="reference internal" href="../command/ctest_test.html#command:ctest_test" title="ctest_test"><code class="xref cmake cmake-command docutils literal notranslate">ctest_test()</code></a> command.</li>
<li><a class="reference internal" href="../manual/ctest.1.html#manual:ctest(1)" title="ctest(1)"><code class="xref cmake cmake-manual docutils literal notranslate">ctest(1)</code></a> learned options
<code class="docutils literal notranslate">--test-output-size-passed</code> and <code class="docutils literal notranslate">--test-output-size-failed</code>
to customize the limit on test output size submitted when
running as a <a class="reference internal" href="../manual/ctest.1.html#dashboard-client">Dashboard Client</a>.</li>
</ul>
</section>
<section id="cpack">
<h3><a class="toc-backref" href="#id10" role="doc-backlink">CPack</a><a class="headerlink" href="#cpack" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li>The <a class="reference internal" href="../cpack_gen/deb.html#cpack_gen:CPack DEB Generator" title="CPack DEB Generator"><code class="xref cmake cmake-cpack_gen docutils literal notranslate">CPack DEB Generator</code></a> learned to set package dependencies
per component. See variables:
<ul>
<li><a class="reference internal" href="../cpack_gen/deb.html#variable:CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_BREAKS" title="CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_BREAKS"><code class="xref cmake cmake-variable docutils literal notranslate">CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_BREAKS</code></a></li>
<li><a class="reference internal" href="../cpack_gen/deb.html#variable:CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_CONFLICTS" title="CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_CONFLICTS"><code class="xref cmake cmake-variable docutils literal notranslate">CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_CONFLICTS</code></a></li>
<li><a class="reference internal" href="../cpack_gen/deb.html#variable:CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_ENHANCES" title="CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_ENHANCES"><code class="xref cmake cmake-variable docutils literal notranslate">CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_ENHANCES</code></a></li>
<li><a class="reference internal" href="../cpack_gen/deb.html#variable:CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_PREDEPENDS" title="CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_PREDEPENDS"><code class="xref cmake cmake-variable docutils literal notranslate">CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_PREDEPENDS</code></a></li>
<li><a class="reference internal" href="../cpack_gen/deb.html#variable:CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_PROVIDES" title="CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_PROVIDES"><code class="xref cmake cmake-variable docutils literal notranslate">CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_PROVIDES</code></a></li>
<li><a class="reference internal" href="../cpack_gen/deb.html#variable:CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_RECOMMENDS" title="CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_RECOMMENDS"><code class="xref cmake cmake-variable docutils literal notranslate">CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_RECOMMENDS</code></a></li>
<li><a class="reference internal" href="../cpack_gen/deb.html#variable:CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_REPLACES" title="CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_REPLACES"><code class="xref cmake cmake-variable docutils literal notranslate">CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_REPLACES</code></a></li>
<li><a class="reference internal" href="../cpack_gen/deb.html#variable:CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_SUGGESTS" title="CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_SUGGESTS"><code class="xref cmake cmake-variable docutils literal notranslate">CPACK_DEBIAN_&lt;COMPONENT&gt;_PACKAGE_SUGGESTS</code></a></li>
</ul>
</li>
<li>The <a class="reference internal" href="../module/CPack.html#module:CPack" title="CPack"><code class="xref cmake cmake-module docutils literal notranslate">CPack</code></a> module learned to package empty directories.</li>
<li>The <a class="reference internal" href="../module/CPack.html#module:CPack" title="CPack"><code class="xref cmake cmake-module docutils literal notranslate">CPack</code></a> module gained a new setting, <code class="docutils literal notranslate">CPACK_VERBATIM_VARIABLES</code>,
which can be used to ensure the cpack program receives the settings' values
exactly as they were set, even if they contain CMake-special characters.
For compatibility, it's off by default.</li>
</ul>
</section>
<section id="other">
<h3><a class="toc-backref" href="#id11" role="doc-backlink">Other</a><a class="headerlink" href="#other" title="Permalink to this heading">¶</a></h3>
<ul class="simple">
<li>The <a class="reference internal" href="../manual/cmake-compile-features.7.html#manual:cmake-compile-features(7)" title="cmake-compile-features(7)"><code class="xref cmake cmake-manual docutils literal notranslate">Compile Features</code></a> functionality
is now aware of features supported by GNU C compilers on Windows.</li>
<li>CMake learned to honor <code class="docutils literal notranslate">*.manifest</code> source files with MSVC tools.
Manifest files named as sources of <code class="docutils literal notranslate">.exe</code> and <code class="docutils literal notranslate">.dll</code> targets
will be merged with linker-generated manifests and embedded in the
binary.</li>
<li>The Concurrent Fortran 77 compiler is now supported.
Its <a class="reference internal" href="../variable/CMAKE_LANG_COMPILER_ID.html#variable:CMAKE_&lt;LANG&gt;_COMPILER_ID" title="CMAKE_&lt;LANG&gt;_COMPILER_ID"><code class="xref cmake cmake-variable docutils literal notranslate">compiler id</code></a> is <code class="docutils literal notranslate">CCur</code>.</li>
<li><a class="reference internal" href="../manual/cmake.1.html#manual:cmake(1)" title="cmake(1)"><code class="xref cmake cmake-manual docutils literal notranslate">cmake(1)</code></a> gained a new <code class="docutils literal notranslate">--trace-expand</code> command line option
that is like <code class="docutils literal notranslate">--trace</code> but expands variable references in the output.</li>
</ul>
</section>
</section>
<section id="deprecated-and-removed-features">
<h2><a class="toc-backref" href="#id12" role="doc-backlink">Deprecated and Removed Features</a><a class="headerlink" href="#deprecated-and-removed-features" title="Permalink to this heading">¶</a></h2>
<ul class="simple">
<li>The <a class="reference internal" href="../module/CMakeExpandImportedTargets.html#module:CMakeExpandImportedTargets" title="CMakeExpandImportedTargets"><code class="xref cmake cmake-module docutils literal notranslate">CMakeExpandImportedTargets</code></a> module is now documented
as deprecated. See module documentation for an explanation.</li>
<li>The <a class="reference internal" href="../variable/CMAKE_USE_RELATIVE_PATHS.html#variable:CMAKE_USE_RELATIVE_PATHS" title="CMAKE_USE_RELATIVE_PATHS"><code class="xref cmake cmake-variable docutils literal notranslate">CMAKE_USE_RELATIVE_PATHS</code></a> variable no longer has any
effect. Previously it was partially implemented and unreliable.</li>
</ul>
</section>
<section id="other-changes">
<h2><a class="toc-backref" href="#id13" role="doc-backlink">Other Changes</a><a class="headerlink" href="#other-changes" title="Permalink to this heading">¶</a></h2>
<ul class="simple">
<li>The <a class="reference internal" href="../module/CheckFunctionExists.html#module:CheckFunctionExists" title="CheckFunctionExists"><code class="xref cmake cmake-module docutils literal notranslate">CheckFunctionExists</code></a>, <a class="reference internal" href="../module/CheckLibraryExists.html#module:CheckLibraryExists" title="CheckLibraryExists"><code class="xref cmake cmake-module docutils literal notranslate">CheckLibraryExists</code></a>,
<a class="reference internal" href="../module/CheckSymbolExists.html#module:CheckSymbolExists" title="CheckSymbolExists"><code class="xref cmake cmake-module docutils literal notranslate">CheckSymbolExists</code></a>, and <a class="reference internal" href="../module/FindThreads.html#module:FindThreads" title="FindThreads"><code class="xref cmake cmake-module docutils literal notranslate">FindThreads</code></a> modules learned to
work in environments where only CXX is enabled.</li>
<li>The <a class="reference internal" href="../cpack_gen/deb.html#cpack_gen:CPack DEB Generator" title="CPack DEB Generator"><code class="xref cmake cmake-cpack_gen docutils literal notranslate">CPack DEB Generator</code></a> now correctly excludes symlinks
during package checksum calculation.</li>
<li>The <a class="reference internal" href="../cpack_gen/deb.html#cpack_gen:CPack DEB Generator" title="CPack DEB Generator"><code class="xref cmake cmake-cpack_gen docutils literal notranslate">CPack DEB Generator</code></a> no longer uses fakeroot and
system tar program for packaging.</li>
<li>The <a class="reference internal" href="../module/CPack.html#module:CPack" title="CPack"><code class="xref cmake cmake-module docutils literal notranslate">CPack</code></a> module no longer mangles settings with CMake-special
characters when they're used as defaults for other settings. The macro
<code class="docutils literal notranslate">cpack_set_if_not_set</code>, which was responsible for this, is now deprecated.</li>
<li>CMake no longer links executables with flags to export symbols
unless the <a class="reference internal" href="../prop_tgt/ENABLE_EXPORTS.html#prop_tgt:ENABLE_EXPORTS" title="ENABLE_EXPORTS"><code class="xref cmake cmake-prop_tgt docutils literal notranslate">ENABLE_EXPORTS</code></a> target property is set.
See policy <a class="reference internal" href="../policy/CMP0065.html#policy:CMP0065" title="CMP0065"><code class="xref cmake cmake-policy docutils literal notranslate">CMP0065</code></a>.</li>
<li>The <code class="docutils literal notranslate">SONAME</code> field is no longer set for <code class="docutils literal notranslate">MODULE</code> libraries
created with the <a class="reference internal" href="../command/add_library.html#command:add_library" title="add_library"><code class="xref cmake cmake-command docutils literal notranslate">add_library()</code></a> command. <code class="docutils literal notranslate">MODULE</code>
libraries are meant for explicit dynamic loading at runtime.
They cannot be linked so <code class="docutils literal notranslate">SONAME</code> is not useful.</li>
<li>The internal <a class="reference internal" href="../variable/CMAKE_LANG_COMPILE_OBJECT.html#variable:CMAKE_&lt;LANG&gt;_COMPILE_OBJECT" title="CMAKE_&lt;LANG&gt;_COMPILE_OBJECT"><code class="xref cmake cmake-variable docutils literal notranslate">CMAKE_&lt;LANG&gt;_COMPILE_OBJECT</code></a> rule variable now
substitutes compiler include flags in a separate <code class="docutils literal notranslate">&lt;INCLUDES&gt;</code> placeholder
instead of the main <code class="docutils literal notranslate">&lt;FLAGS&gt;</code> placeholder.</li>
</ul>
</section>
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<li><a class="reference internal" href="#">CMake 3.4 Release Notes</a><ul>
<li><a class="reference internal" href="#new-features">New Features</a><ul>
<li><a class="reference internal" href="#generators">Generators</a></li>
<li><a class="reference internal" href="#commands">Commands</a></li>
<li><a class="reference internal" href="#variables">Variables</a></li>
<li><a class="reference internal" href="#properties">Properties</a></li>
<li><a class="reference internal" href="#modules">Modules</a></li>
<li><a class="reference internal" href="#generator-expressions">Generator Expressions</a></li>
<li><a class="reference internal" href="#ctest">CTest</a></li>
<li><a class="reference internal" href="#cpack">CPack</a></li>
<li><a class="reference internal" href="#other">Other</a></li>
</ul>
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<li><a class="reference internal" href="#deprecated-and-removed-features">Deprecated and Removed Features</a></li>
<li><a class="reference internal" href="#other-changes">Other Changes</a></li>
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