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Issue 671: set default H5CPP_WITH_BOOST to OFf #672

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Merged
jkotan merged 1 commit into from
May 5, 2025
Merged

Issue 671: set default H5CPP_WITH_BOOST to OFf #672

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2 changes: 1 addition & 1 deletion CMakeLists.txt
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Expand Up @@ -80,7 +80,7 @@ include(DoxygenUtilities)
#=============================================================================
# compiler and library configuration
#=============================================================================
option(H5CPP_WITH_BOOST "enable Boost filesystem support" ON)
option(H5CPP_WITH_BOOST "enable Boost filesystem support" OFF)
if(H5CPP_WITH_BOOST)
find_package(Boost 1.41 COMPONENTS filesystem system REQUIRED)
else()
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2 changes: 1 addition & 1 deletion README.md
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Expand Up @@ -74,7 +74,7 @@ The minimum requirements for building the library are:
* a C++ compiler, gcc>=4.9 should do well
* the HDF5 C library (>=1.8.13 would do but >=1.10.0 is prefered)
* cmake >= 3.10
* _either_ the boost libraries _or_ a compiler with std::filesystem or std::experimental::filesystem (and specify H5CPP_WITH_BOOST=OFF to CMake)
* _either_ a compiler with std::filesystem or std::experimental::filesystem _or_ the boost libraries (and specify H5CPP_WITH_BOOST=ON to CMake)
* [sphinx](http://www.sphinx-doc.org/en/stable/), [breathe](https://github.com/michaeljones/breathe) (with python) and [doxygen](https://www.doxygen.nl/index.html) for the documentation build
* [catch2](https://github.com/catchorg/catch2) to build the unit tests

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5 changes: 3 additions & 2 deletions doc/source/users_guide/installing.rst
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Expand Up @@ -72,8 +72,9 @@ which should do the job provided that all dependencies are installed in
standard locations. We strongly recommend to set the particular build
configuration with the :envvar:`CMAKE_BUILD_TYPE` variable.

To attempt to build without Boost, additionally specify `-DH5CPP_WITH_BOOST=OFF`.
This requires a recent compiler, for example gcc >8, with filesystem in
To attempt to build with Boost, additionally specify `-DH5CPP_WITH_BOOST=ON`.
The default `-DH5CPP_WITH_BOOST=OFF`
requires a recent compiler, for example gcc >8, with filesystem in
the std or std::experimental namespace.

On a Linux system the default build system used is
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2 changes: 1 addition & 1 deletion ide/vscode/cmake-variants.yaml
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Expand Up @@ -27,7 +27,7 @@ mpi:
H5CPP_WITH_MPI: ON

filesystem:
default: boostfs
default: stdfs
description: implementation of the filesystem namespace
choices:
boostfs:
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