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Bill Somerville 5d0a8b1abc GetPrerequisites: Optionally filter "objdump" output for speed
As dumpbin.exe is no longer reliable for gcc libraries on MinGW because
it crashes on many common libraries like libgcc_s and libgfortran it is
now necessary too resort to using objdump for DLL dependency walking.
Using objdump has a secondary problem in that it generates a lot of
output for large libraries and causes fixup_bundle() to take many
minutes to process what took fractions of a second with
"dumpbin.exe /dependents".

Add a 'grep' pre-filter in the execute_process() command pipeline to
reduce this output to a minimum for a several orders of magnitude speed
up.  If grep is not available just use the full output.

As there does not seem to be a reliable way of detecting MinGW, callers
of fixup_bundle() may have to set the variable gp_tool to "objdump" if
dumpbin.exe is installed on the build machine to stop it using the
broken MS dumpbin.exe for library dependency walking.
2015-07-31 09:50:32 -04:00
Auxiliary cmake-mode.el: Derive cmake-mode from prog-mode 2015-07-27 09:40:54 -04:00
Help Merge topic 'trace-expand' 2015-07-27 09:31:22 -04:00
Licenses cmake-gui: Reference LGPLv2.1 when redistributing Qt 2013-11-21 11:04:24 -05:00
Modules GetPrerequisites: Optionally filter "objdump" output for speed 2015-07-31 09:50:32 -04:00
Source Merge topic 'refactor-fortran-module-directory' 2015-07-30 09:56:16 -04:00
Templates VS: Mark Windows Phone and Store targets as App Containers 2014-09-02 10:17:02 -04:00
Tests Merge topic 'trace-expand' 2015-07-27 09:31:22 -04:00
Utilities Utilities/Release: Drop IBM AIX release scripts 2015-07-23 11:44:09 -04:00
.gitattributes VS: Mark Windows Phone and Store targets as App Containers 2014-09-02 10:17:02 -04:00
.hooks-config.bash Add pre-commit|commit-msg|prepare-commit-msg hook placeholders 2011-10-24 10:18:36 -04:00
CMakeCPack.cmake CMake: Add CMake_INSTALL_DEPENDENCIES option 2015-07-27 10:30:41 -04:00
CMakeCPackOptions.cmake.in CMake: Add cmakexbuild component as REQUIRED to Tools group for IFW installer 2015-07-07 09:20:13 -04:00
CMakeGraphVizOptions.cmake Convert CMake-language commands to lower case 2012-08-13 14:19:16 -04:00
CMakeLists.txt CMake: Add CMake_INSTALL_DEPENDENCIES option 2015-07-27 10:30:41 -04:00
CMakeLogo.gif ENH: fancier logo 2007-11-26 13:21:57 -05:00
CONTRIBUTING.rst CONTRIBUTING: Spell "offered" correctly 2015-07-02 09:09:01 -04:00
CTestConfig.cmake Update CDash server URL 2014-06-24 13:54:52 -04:00
CTestCustom.cmake.in CTestCustom: Suppress HP-UX preprocessor concatenation warning 2015-05-18 09:25:51 -04:00
CompileFlags.cmake Merge topic 'drop-ancient-workarounds' 2015-01-12 08:57:39 -05:00
Copyright.txt Copyright.txt: Update year range to end in 2015 2014-12-31 21:09:37 -05:00
DartConfig.cmake Update CDash server URL 2014-06-24 13:54:52 -04:00
README.rst README: Fix typo "the the" => "the" 2015-07-02 09:09:33 -04:00
bootstrap Add common base classes to Makefile and Ninja generators 2015-07-09 09:50:05 -04:00
cmake_uninstall.cmake.in Replace string(REGEX REPLACE) with string(REPLACE) where possible 2014-04-14 18:17:05 +02:00
configure Simplify bootstrap script source dir detection 2009-09-25 10:48:24 -04:00
doxygen.config Remove trailing whitespace from most CMake and C/C++ code 2012-08-13 14:18:39 -04:00

README.rst

CMake
*****

Introduction
============

CMake is a cross-platform, open-source build system generator.
For full documentation visit the `CMake Home Page`_ and the
`CMake Documentation Page`_.

.. _`CMake Home Page`: http://www.cmake.org
.. _`CMake Documentation Page`: http://www.cmake.org/cmake/help/documentation.html

CMake is maintained and supported by `Kitware`_ and developed in
collaboration with a productive community of contributors.

.. _`Kitware`: http://www.kitware.com/cmake

License
=======

CMake is distributed under the OSI-approved BSD 3-clause License.
See `Copyright.txt`_ for details.

.. _`Copyright.txt`: Copyright.txt

Building CMake
==============

Supported Platforms
-------------------

MS Windows, Mac OS X, Linux, FreeBSD, Solaris, HP-UX, IRIX, BeOS, QNX

Other UNIX-like operating systems may work too out of the box, if not
it should not be a major problem to port CMake to this platform.
Subscribe and post to the `CMake Users List`_ to ask if others have
had experience with the platform.

.. _`CMake Users List`: http://www.cmake.org/mailman/listinfo/cmake

Building CMake from Scratch
---------------------------

UNIX/Mac OSX/MinGW/MSYS/Cygwin
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

You need to have a compiler and a make installed.
Run the ``bootstrap`` script you find the in the source directory of CMake.
You can use the ``--help`` option to see the supported options.
You may use the ``--prefix=<install_prefix>`` option to specify a custom
installation directory for CMake. You can run the ``bootstrap`` script from
within the CMake source directory or any other build directory of your
choice. Once this has finished successfully, run ``make`` and
``make install``.  In summary::

 $ ./bootstrap && make && make install

Windows
^^^^^^^

You need to download and install a binary release of CMake in order to build
CMake.  You can get these releases from the `CMake Download Page`_ .  Then
proceed with the instructions below.

.. _`CMake Download Page`: http://www.cmake.org/cmake/resources/software.html

Building CMake with CMake
-------------------------

You can build CMake as any other project with a CMake-based build system:
run the installed CMake on the sources of this CMake with your preferred
options and generators. Then build it and install it.
For instructions how to do this, see documentation on `Running CMake`_.

.. _`Running CMake`: http://www.cmake.org/cmake/help/runningcmake.html

Reporting Bugs
==============

If you have found a bug:

1. If you have a patch, please read the `CONTRIBUTING.rst`_ document.

2. Otherwise, please join the `CMake Users List`_ and ask about
   the expected and observed behaviors to determine if it is really
   a bug.

3. Finally, if the issue is not resolved by the above steps, open
   an entry in the `CMake Issue Tracker`_.

.. _`CMake Issue Tracker`: http://www.cmake.org/Bug

Contributing
============

See `CONTRIBUTING.rst`_ for instructions to contribute.

.. _`CONTRIBUTING.rst`: CONTRIBUTING.rst