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docs(README.md): mention CMake's new FetchContent and EXCLUDE_FROM_ALL support

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Makes it easier to use [EXCLUDE_FROM_ALL in the newer versions of CMake with FetchContent](https://cmake.org/cmake/help/latest/module/FetchContent.html)

Closes #55
This commit is contained in:
Pratik Chowdhury
2024-04-07 17:40:52 +05:30
parent 7276e8055d
commit f2e1e8c047
1 changed files with 17 additions and 1 deletions
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README.md
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@@ -517,7 +517,23 @@ set(BOOST_INCLUDE_LIBRARIES timer filesystem regex)
FetchContent_MakeAvailable(Boost)
```
To perform the `add_subdirectory` call with the `EXCLUDE_FROM_ALL` option,
### Using Boost with `FetchContent` and `EXCLUDE_FROM_ALL`
If you are using CMake >= 3.28, you can use
```cmake
FetchContent_Declare(
Boost
URL https://github.com/boostorg/boost/releases/download/boost-1.84.0/boost-1.84.0.tar.xz
URL_MD5 893b5203b862eb9bbd08553e24ff146a
DOWNLOAD_EXTRACT_TIMESTAMP ON
EXCLUDE_FROM_ALL
)
set(BOOST_INCLUDE_LIBRARIES timer filesystem regex)
FetchContent_MakeAvailable(Boost)
```
For CMake < 3.28, to perform the `add_subdirectory` call with the `EXCLUDE_FROM_ALL` option,
replace `FetchContent_MakeAvailable(Boost)` with this:
```