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Gave the cmake section a makeover.

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Aaron Jacobs 2014-07-01 12:02:57 +10:00
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@ -30,45 +30,49 @@ If JsonCpp was build as a dynamic library on Windows, then your project needs to
define the macro `JSON_DLL`. define the macro `JSON_DLL`.
Building/Testing with new CMake build system Building and testing with new CMake
-------------------------------------------- -----------------------------------
CMake is a C++ Makefiles/Solution generator that can be downloaded from: [CMake][] is a C++ Makefiles/Solution generator. It is usually available on most
http://www.cmake.org Linux system as package. On Ubuntu:
It is usually available on most Linux system as package. On Ubuntu: sudo apt-get install cmake
sudo apt-get install cmake
[CMake]: http://www.cmake.org
Notes that python is also required to run JSON reader/writer tests. If
Note that Python is also required to run the JSON reader/writer tests. If
missing, the build will skip running those tests. missing, the build will skip running those tests.
When running CMake, a few parameters are required: When running CMake, a few parameters are required:
- a build directory where the makefiles/solution are generated. It is
also used to store objects, libraries and executables files. * a build directory where the makefiles/solution are generated. It is also used
- the generator to use: makefiles or Visual Studio solution? What version to store objects, libraries and executables files.
or Visual Studio, 32 or 64 bits solution? * the generator to use: makefiles or Visual Studio solution? What version or
Visual Studio, 32 or 64 bits solution?
Generating solution/makefiles using cmake-gui:
- Makes "source code" points the source directory Steps for generating solution/makefiles using `cmake-gui`:
- Makes "where to build the binary" points to the directory to use for
the build. * Make "source code" point to the source directory.
- Click on the "Grouped" check box * Make "where to build the binary" point to the directory to use for the build.
- Review JsonCpp build option (tick JSONCPP_LIB_BUILD_SHARED to build as * Click on the "Grouped" check box.
a dynamic library) * Review JsonCpp build options (tick `JSONCPP_LIB_BUILD_SHARED` to build as a
- Click configure button at the bottom, then the generate button. dynamic library).
- The generated solution/makefiles can be found in the binary directory. * Click the configure button at the bottom, then the generate button.
* The generated solution/makefiles can be found in the binary directory.
Alternatively, from the command-line on Unix in the source directory: Alternatively, from the command-line on Unix in the source directory:
mkdir -p ../build/debug mkdir -p ../build/debug
cd ../build/debug cd ../build/debug
cmake -DCMAKE_BUILD_TYPE=debug -DJSONCPP_LIB_BUILD_SHARED=OFF -G "Unix Makefiles" ../../jsoncpp-src cmake -DCMAKE_BUILD_TYPE=debug -DJSONCPP_LIB_BUILD_SHARED=OFF -G "Unix Makefiles" ../../jsoncpp-src
make make
Running "cmake -h" will display the list of available generators (passed as -G option). Running `cmake -`" will display the list of available generators (passed using
the `-G` option).
By default CMake hides compilation command-line. This can be modified by specifying:
-DCMAKE_VERBOSE_MAKEFILE=true when generating makefiles. By default CMake hides compilation commands. This can be modified by specifying
`-DCMAKE_VERBOSE_MAKEFILE=true` when generating makefiles.
Building/Testing with the legacy build system based on SCons Building/Testing with the legacy build system based on SCons
------------------------------------------------------------ ------------------------------------------------------------