Add support to consume library via CMake's FetchContentfix49

1 files changed, 27 insertions, 2 deletions

diff --git a/README.md b/README.md
index 35bf550..b0eb182 100644
--- a/README.md
+++ b/README.md
@@ -20,8 +20,11 @@ It follows the standard as described here:
 Using This Library

 ------------------

 

-### Using CMake 

-Once the library has been installed, add to your project `CMakeLists.txt` : 

+### Using CMake

+

+#### Use installed library

+

+Once the library has been installed (for example by compiling from source or installing it via a package manager), add to your project `CMakeLists.txt` : 

 ~~~cmake

 ...

 find_package(dlfcn-win32 REQUIRED)

@@ -45,6 +48,28 @@ target_link_libraries(<target> ${CMAKE_DL_LIBS})
 

 When cross-compiling you might want to set [`CMAKE_CROSSCOMPILING_EMULATOR`](https://cmake.org/cmake/help/latest/variable/CMAKE_CROSSCOMPILING_EMULATOR.html) to the path of wine to run tests.

 

+#### Download and build library as part of CMake build

+

+If you do not have installed and you do not want to install the library, you can also download and build it using [CMake's FetchContent module](https://cmake.org/cmake/help/latest/module/FetchContent.html). Just add in your CMake project:

+~~~cmake

+...

+if (WIN32)

+  include(FetchContent)

+  FetchContent_Declare(

+    dlfcn-win32

+    GIT_REPOSITORY "https://github.com/dlfcn-win32/dlfcn-win32.git"

+    GIT_TAG "v1.5.0"

+    SYSTEM

+  )

+  FetchContent_MakeAvailable(dlfcn-win32)

+  set(CMAKE_DL_LIBS dlfcn-win32::dl)

+endif ()

+...

+target_link_libraries(<target> ${CMAKE_DL_LIBS})

+...

+~~~

+

+

 Authors

 -------