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authorBrad King <brad.king@kitware.com>2016-06-01 14:21:30 (GMT)
committerBrad King <brad.king@kitware.com>2016-06-01 14:30:34 (GMT)
commit98eafa9b5f346f3695befcc0b52f5206904c8309 (patch)
treeedb32065460fead37e697fce29b0c504c501d8c6
parentc5df7483f50876de5f5e50280ff6557e4ba39d15 (diff)
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Help: Organize and revise 3.6 release notes
Add section headers similar to the 3.5 release notes and move each individual bullet into an appropriate section. Revise a few bullets.
-rw-r--r--Help/release/3.6.rst367
1 files changed, 203 insertions, 164 deletions
diff --git a/Help/release/3.6.rst b/Help/release/3.6.rst
index 7c3764a..5c08b39 100644
--- a/Help/release/3.6.rst
+++ b/Help/release/3.6.rst
@@ -7,31 +7,170 @@ CMake 3.6 Release Notes
Changes made since CMake 3.5 include the following.
-* Support was added for the Bruce C Compiler with compiler id ``Bruce``.
+New Features
+============
-* The :module:`FindLTTngUST` module was introduced to find the LTTng-UST
- library.
+Generators
+----------
-* :prop_tgt:`AUTOMOC` now diagnoses name collisions when multiple source
- files in different directories use ``#include <moc_foo.cpp>`` with the
- same name (because the generated ``moc_foo.cpp`` files would collide).
+* The :generator:`Ninja` generator learned to produce phony targets
+ of the form ``sub/dir/all`` to drive the build of a subdirectory.
+ This is equivalent to ``cd sub/dir; make all`` with
+ :ref:`Makefile Generators`.
+
+* The :generator:`Ninja` generator now includes system header files in build
+ dependencies to ensure correct re-builds when system packages are updated.
+
+* The :generator:`Visual Studio 14 2015` generator learned to support the
+ Clang/C2 toolsets, e.g. with the ``-T v140_clang_3_7`` option.
+ This feature is experimental.
+
+Commands
+--------
+
+* The :command:`add_custom_command` and :command:`add_custom_target` commands
+ learned how to use the :prop_tgt:`CROSSCOMPILING_EMULATOR` executable
+ target property.
+
+* The :command:`install` command learned a new ``EXCLUDE_FROM_ALL`` option
+ to leave installation rules out of the default installation.
+
+* The :command:`list` command gained a ``FILTER`` sub-command to filter
+ list elements by regular expression.
+
+* The :command:`string(TIMESTAMP)` and :command:`file(TIMESTAMP)`
+ commands gained support for the ``%s`` placeholder. This is
+ the number of seconds since the UNIX Epoch.
+
+* The :command:`try_compile` command source file signature now honors
+ configuration-specific flags (e.g. :variable:`CMAKE_<LANG>_FLAGS_DEBUG`)
+ in the generated test project. Previously only the default such flags
+ for the current toolchain were used.
+
+Variables
+---------
+
+* A :variable:`CMAKE_DEPENDS_IN_PROJECT_ONLY` variable was introduced
+ to tell :ref:`Makefile Generators` to limit dependency scanning only
+ to files in the project source and build trees.
+
+* A new :variable:`CMAKE_HOST_SOLARIS` variable was introduced to
+ indicate when CMake is running on an Oracle Solaris host.
+
+* A :variable:`CMAKE_<LANG>_STANDARD_INCLUDE_DIRECTORIES` variable was
+ added for use by toolchain files to specify system include directories
+ to be appended to all compiler command lines.
+
+* The :variable:`CMAKE_<LANG>_STANDARD_LIBRARIES` variable is now documented.
+ It is intended for use by toolchain files to specify system libraries to be
+ added to all linker command lines.
+
+* A :variable:`CMAKE_NINJA_OUTPUT_PATH_PREFIX` variable was introduced
+ to tell the :generator:`Ninja` generator to configure the generated
+ ``build.ninja`` file for use as a ``subninja``.
+
+* A :variable:`CMAKE_TRY_COMPILE_PLATFORM_VARIABLES` variable was
+ added for use by toolchain files to specify platform-specific
+ variables that must be propagated by the :command:`try_compile`
+ command into test projects.
+
+* A :variable:`CMAKE_TRY_COMPILE_TARGET_TYPE` variable was added
+ to optionally tell the :command:`try_compile` command to build
+ a static library instead of an executable. This is useful for
+ cross-compiling toolchains that cannot link binaries without
+ custom flags or scripts.
+
+Properties
+----------
+
+* A :prop_tgt:`DEPLOYMENT_REMOTE_DIRECTORY` target property was introduced
+ to tell the :generator:`Visual Studio 9 2008` and
+ :generator:`Visual Studio 8 2005` generators to generate the "remote
+ directory" for WinCE project deployment and debugger settings.
* A :prop_tgt:`<LANG>_CLANG_TIDY` target property and supporting
:variable:`CMAKE_<LANG>_CLANG_TIDY` variable were introduced to tell the
:ref:`Makefile Generators` and the :generator:`Ninja` generator to run
``clang-tidy`` along with the compiler for ``C`` and ``CXX`` languages.
-* The :ref:`Makefile Generators` learned to optionally limit dependency
- scanning only to files in the project source and build trees.
- See the :variable:`CMAKE_DEPENDS_IN_PROJECT_ONLY` variable.
+* A :prop_test:`TIMEOUT_AFTER_MATCH` test property was introduced to
+ optionally tell CTest to enforce a secondary timeout after matching
+ certain output from a test.
-* A new :variable:`CMAKE_HOST_SOLARIS` variable was introduced to
- indicate when CMake is running on an Oracle Solaris host.
+* A :prop_tgt:`VS_CONFIGURATION_TYPE` target property was introduced
+ to specify a custom project file type for :ref:`Visual Studio Generators`
+ supporting VS 2010 and above.
+
+* A :prop_dir:`VS_STARTUP_PROJECT` directory property was introduced
+ to specify for :ref:`Visual Studio Generators` the default startup
+ project for generated solutions (``.sln`` files).
+
+Modules
+-------
* The :module:`CMakePushCheckState` module now pushes/pops/resets the variable
``CMAKE_EXTRA_INCLUDE_FILE`` used in :module:`CheckTypeSize`.
-* The "CPackDeb" module learned how to handle ``$ORIGIN``
+* The :module:`ExternalProject` module leared the ``GIT_SHALLOW 1``
+ option to perform a shallow clone of a Git repository.
+
+* The :module:`ExternalProject` module learned to initialize Git submodules
+ recursively and also to initialize new submodules on updates. Use the
+ ``GIT_SUBMODULES`` option to restrict which submodules are initalized and
+ updated.
+
+* The :module:`ExternalProject` module leared the ``DOWNLOAD_NO_EXTRACT 1``
+ argument to skip extracting the file that is downloaded (e.g., for
+ self-extracting shell installers or ``.msi`` files).
+
+* The :module:`ExternalProject` module now uses ``TLS_VERIFY`` when fetching
+ from git repositories.
+
+* The :module:`FindBLAS` and :module:`FindLAPACK` modules learned to
+ support `OpenBLAS <http://www.openblas.net>`__.
+
+* The :module:`FindCUDA` module learned to find the ``cublas_device`` library.
+
+* The :module:`FindGTest` module ``gtest_add_tests`` function now causes
+ CMake to automatically re-run when test sources change so that they
+ can be re-scanned.
+
+* The :module:`FindLTTngUST` module was introduced to find the LTTng-UST
+ library.
+
+* The :module:`FindPkgConfig` module learned to optionally create imported
+ targets for the libraries it has found.
+
+* The :module:`FindProtobuf` module learned to provide a ``Protobuf_VERSION``
+ variable and check the version number requested in a :command:`find_package`
+ call.
+
+* The :module:`InstallRequiredSystemLibraries` module learned a new
+ ``CMAKE_INSTALL_UCRT_LIBRARIES`` option to enable app-local deployment
+ of the Windows Universal CRT libraries with Visual Studio 2015.
+
+Platforms
+---------
+
+* The Clang compiler is now supported on CYGWIN.
+
+* Support was added for the Bruce C Compiler with compiler id ``Bruce``.
+
+CTest
+-----
+
+* The :command:`ctest_update` command now looks at the
+ :variable:`CTEST_GIT_INIT_SUBMODULES` variable to determine whether
+ submodules should be updated or not before updating.
+
+* The :command:`ctest_update` command will now synchronize submodules on an
+ update. Updates which add submodules or change a submodule's URL will now be
+ pulled properly.
+
+CPack
+-----
+
+* The :module:`CPackDeb` module learned how to handle ``$ORIGIN``
in ``CMAKE_INSTALL_RPATH`` when :variable:`CPACK_DEBIAN_PACKAGE_SHLIBDEPS`
is used for dependency auto detection.
@@ -45,8 +184,8 @@ Changes made since CMake 3.5 include the following.
* The :module:`CPackDeb` module learned how to generate dependencies between
Debian packages if multi-component setup is used and
:variable:`CPACK_COMPONENT_<compName>_DEPENDS` variables are set.
- For backward compatibility this feature is disabled by default. See
- :variable:`CPACK_DEBIAN_ENABLE_COMPONENT_DEPENDS`.
+ For backward compatibility this feature is disabled by default.
+ See :variable:`CPACK_DEBIAN_ENABLE_COMPONENT_DEPENDS`.
* The :module:`CPackDeb` module learned how to set custom package file names
including how to generate properly-named Debian packages::
@@ -78,8 +217,8 @@ Changes made since CMake 3.5 include the following.
e.g. on Fedora).
See :variable:`CPACK_RPM_PACKAGE_RELEASE_DIST`.
-* The "CPackRPM" module learned how to set default values for owning user/group
- and file/directory permissions of package content.
+* The :module:`CPackRPM` module learned how to set default values for owning
+ user/group and file/directory permissions of package content.
See :variable:`CPACK_RPM_DEFAULT_USER`, :variable:`CPACK_RPM_DEFAULT_GROUP`,
:variable:`CPACK_RPM_DEFAULT_FILE_PERMISSIONS`,
:variable:`CPACK_RPM_DEFAULT_DIR_PERMISSIONS` and their per component
@@ -92,70 +231,22 @@ Changes made since CMake 3.5 include the following.
See :variable:`CPACK_RPM_PACKAGE_NAME` and
:variable:`CPACK_RPM_<component>_PACKAGE_NAME`.
-* The "CPackRPM" module learned how to correctly handle symlinks
+* The :module:`CPackRPM` module learned how to correctly handle symlinks
that are pointing outside generated packages.
-* The "CPackRPM" module now supports upper cased component name
- in per component CPackRPM specific variables.
- E.g. component named ``foo`` now expects component specific
- variable to be ``CPACK_RPM_FOO_PACKAGE_NAME`` while before
- it expected ``CPACK_RPM_foo_PACKAGE_NAME``.
- Upper cased component name part in variables is compatible
- with convention used for other CPack variables.
- For back compatibility old format of variables is still valid
- and preferred if both versions of variable are set, but the
- preferred future use is upper cased component names in variables.
- New variables that will be added to CPackRPM in later versions
- will only support upper cased component variable format.
-
-* The :command:`ctest_update` command now looks at the
- :variable:`CTEST_GIT_INIT_SUBMODULES` variable to determine whether
- submodules should be updated or not before updating.
-* The :command:`ctest_update` command will now synchronize submodules on an
- update. Updates which add submodules or change a submodule's URL will now be
- pulled properly.
+Other
+-----
-* The :command:`add_custom_command` and :command:`add_custom_target` commands
- learned how to use the :prop_tgt:`CROSSCOMPILING_EMULATOR` executable
- target property.
+* The :manual:`Compile Features <cmake-compile-features(7)>` functionality
+ is now aware of features supported by Intel C++ compilers versions 12.1
+ through 16.0 on UNIX platforms.
-* The Clang compiler is now supported on CYGWIN.
+Deprecated and Removed Features
+===============================
* The :module:`CMakeForceCompiler` module and its macros are now deprecated.
See module documentation for an explanation.
-* The :variable:`CMAKE_<LANG>_STANDARD_LIBRARIES` variable is now documented.
- It is intended for use by toolchain files to specify system libraries to be
- added to all linker command lines.
-
-* On Linux and FreeBSD platforms, when building CMake itself from source and
- not using a system-provided libcurl, OpenSSL is now used by default if it is
- found on the system. This enables SSL/TLS support for commands supporting
- network communication via ``https``, such as :command:`file(DOWNLOAD)`,
- :command:`file(UPLOAD)`, and :command:`ctest_submit`.
-
-* The :module:`ExternalProject` module now uses ``TLS_VERIFY`` when fetching
- from git repositories.
-
-* The :manual:`cmake(1)` ``--build`` command-line tool now rejects multiple
- ``--target`` options with an error instead of silently ignoring all but the
- last one.
-
-* The :module:`ExternalProject` module leared the ``GIT_SHALLOW 1``
- option to perform a shallow clone of a Git repository.
-
-* The :module:`ExternalProject` module learned to initialize Git submodules
- recursively and also to initialize new submodules on updates. Use the
- ``GIT_SUBMODULES`` option to restrict which submodules are initalized and
- updated.
-
-* The :module:`ExternalProject` module leared the ``DOWNLOAD_NO_EXTRACT 1``
- argument to skip extracting the file that is downloaded (e.g., for
- self-extracting shell installers or ``.msi`` files).
-
-* The :module:`FindBLAS` and :module:`FindLAPACK` modules learned to
- support `OpenBLAS <http://www.openblas.net>`__.
-
* The :command:`find_library`, :command:`find_path`, and :command:`find_file`
commands no longer search in installation prefixes derived from the ``PATH``
environment variable on non-Windows platforms. This behavior was added in
@@ -166,23 +257,34 @@ Changes made since CMake 3.5 include the following.
variable with a :ref:`;-list <CMake Language Lists>` of prefixes that are
to be searched.
-* The :module:`FindCUDA` module learned to find the ``cublas_device`` library.
+* The :generator:`Visual Studio 7 .NET 2003` generator is now
+ deprecated and will be removed in a future version of CMake.
-* The :module:`FindGTest` module ``gtest_add_tests`` function now causes
- CMake to automatically re-run when test sources change so that they
- can be re-scanned.
+* The :generator:`Visual Studio 7` generator (for VS .NET 2002) has been
+ removed. It had been deprecated since CMake 3.3.
-* The :module:`FindPkgConfig` module learned to optionally create imported
- targets for the libraries it has found.
+* The :generator:`Visual Studio 6` generator has been removed.
+ It had been deprecated since CMake 3.3.
-* The :module:`FindProtobuf` module input and output variables were all renamed
- from ``PROTOBUF_`` to ``Protobuf_`` for consistency with other find modules.
- Input variables of the old case will be honored if provided, and output
- variables of the old case are always provided.
+Other Changes
+=============
-* The :module:`FindProtobuf` module learned to provide a ``Protobuf_VERSION``
- variable and check the version number requested in a :command:`find_package`
- call.
+* The precompiled OS X binary provided on ``cmake.org`` now requires
+ OS X 10.7 or newer.
+
+* On Linux and FreeBSD platforms, when building CMake itself from source and
+ not using a system-provided libcurl, OpenSSL is now used by default if it is
+ found on the system. This enables SSL/TLS support for commands supporting
+ network communication via ``https``, such as :command:`file(DOWNLOAD)`,
+ :command:`file(UPLOAD)`, and :command:`ctest_submit`.
+
+* The :manual:`cmake(1)` ``--build`` command-line tool now rejects multiple
+ ``--target`` options with an error instead of silently ignoring all but the
+ last one.
+
+* :prop_tgt:`AUTOMOC` now diagnoses name collisions when multiple source
+ files in different directories use ``#include <moc_foo.cpp>`` with the
+ same name (because the generated ``moc_foo.cpp`` files would collide).
* The :module:`FindBISON` module ``BISON_TARGET`` macro now supports
special characters by passing the ``VERBATIM`` option to internal
@@ -194,83 +296,20 @@ Changes made since CMake 3.5 include the following.
:command:`add_custom_command` calls. This may break clients that
added escaping manually to work around the bug.
-* The :command:`install` command learned a new ``EXCLUDE_FROM_ALL`` option
- to leave installation rules out of the default installation.
-
-* The :module:`InstallRequiredSystemLibraries` module learned a new
- ``CMAKE_INSTALL_UCRT_LIBRARIES`` option to enable app-local deployment
- of the Windows Universal CRT libraries with Visual Studio 2015.
-
-* The :manual:`Compile Features <cmake-compile-features(7)>` functionality
- is now aware of features supported by Intel C++ compilers versions 12.1
- through 16.0 on UNIX platforms.
-
-* The :command:`list` command gained a ``FILTER`` sub-command to filter
- list elements by regular expression.
-
-* The :generator:`Ninja` generator now includes system header files in build
- dependencies to ensure correct re-builds when system packages are updated.
-
-* The :generator:`Ninja` generator learned to produce phony targets
- of the form ``sub/dir/all`` to drive the build of a subdirectory.
- This is equivalent to ``cd sub/dir; make all`` with
- :ref:`Makefile Generators`.
-
-* The :generator:`Ninja` generator learned to read a new
- :variable:`CMAKE_NINJA_OUTPUT_PATH_PREFIX` variable to configure
- the generated ``build.ninja`` file for use as a ``subninja``.
-
-* The :generator:`Visual Studio 6` generator has been removed.
-
-* The :generator:`Visual Studio 7` generator (for VS .NET 2002) has been
- removed.
-
-* A :variable:`CMAKE_<LANG>_STANDARD_INCLUDE_DIRECTORIES` variable was
- added for use by toolchain files to specify system include directories
- to be appended to all compiler command lines.
-
-* CTest learned to optionally enforce a secondary timeout after matching
- certain output from a test. See the :prop_test:`TIMEOUT_AFTER_MATCH` test
- property.
-
-* The :command:`try_compile` command source file signature now honors
- configuration-specific flags (e.g. :variable:`CMAKE_<LANG>_FLAGS_DEBUG`)
- in the generated test project. Previously only the default such flags
- for the current toolchain were used.
-
-* A :variable:`CMAKE_TRY_COMPILE_PLATFORM_VARIABLES` variable was
- added for use by toolchain files to specify platform-specific
- variables that must be propagated by the :command:`try_compile`
- command into test projects.
-
-* The :command:`try_compile` command learned to check a new
- :variable:`CMAKE_TRY_COMPILE_TARGET_TYPE` variable to optionally
- build a static library instead of an executable. This is useful
- for cross-compiling toolchains that cannot link binaries without
- custom flags or scripts.
-
-* The :command:`string(TIMESTAMP)` and :command:`file(TIMESTAMP)`
- commands gained support for the ``%s`` placeholder. This is
- the number of seconds since the UNIX Epoch.
-
-* The precompiled OS X binary provided on ``cmake.org`` now requires
- OS X 10.7 or newer.
-
-* The :generator:`Visual Studio 7 .NET 2003` generator is now
- deprecated and will be removed in a future version of CMake.
-
-* The :generator:`Visual Studio 14 2015` generator learned to support the
- Clang/C2 toolsets, e.g. with the ``-T v140_clang_3_7`` option.
-
-* The :generator:`Visual Studio 9 2008` and :generator:`Visual Studio 8 2005`
- generators learned to generate the remote directory for WinCE project
- deployment and debugger settings. See the
- :prop_tgt:`DEPLOYMENT_REMOTE_DIRECTORY` target property.
-
-* The :ref:`Visual Studio Generators` learned to honor a new
- :prop_dir:`VS_STARTUP_PROJECT` directory property that specifies
- the default startup project for generated solutions (``.sln`` files).
+* The :module:`FindProtobuf` module input and output variables were all renamed
+ from ``PROTOBUF_`` to ``Protobuf_`` for consistency with other find modules.
+ Input variables of the old case will be honored if provided, and output
+ variables of the old case are always provided.
-* :ref:`Visual Studio Generators` for VS 2010 and above learned a new
- :prop_tgt:`VS_CONFIGURATION_TYPE` target property to specify a custom
- project file type.
+* The :module:`CPackRPM` module now supports upper cased component
+ names in per component CPackRPM specific variables.
+ E.g. component named ``foo`` now expects component specific
+ variable to be ``CPACK_RPM_FOO_PACKAGE_NAME`` while before
+ it expected ``CPACK_RPM_foo_PACKAGE_NAME``.
+ Upper cased component name part in variables is compatible
+ with convention used for other CPack variables.
+ For back compatibility old format of variables is still valid
+ and preferred if both versions of variable are set, but the
+ preferred future use is upper cased component names in variables.
+ New variables that will be added to CPackRPM in later versions
+ will only support upper cased component variable format.