C++ package manager CMake vcpkg

 How to use vcpkg with CMake

Steps

• Create C++ project by CCreate
• CCreate -p TradingPlatform
• cd TradingPlatform/Projects/TradingPlatform/app
• CCreate -a ThePlatform
• Install vcpkg

• https://docs.microsoft.com/en-us/cpp/build/install-vcpkg?view=msvc-160&tabs=linux
• git clone https://github.com/microsoft/vcpkg
• cd ./vcpkg
• ./bootstrap-vcpkg.sh
• Install package
• cd ./vcpkg
• ./vcpkg search | grep json
• ./vcpkg install rapidjson

Computing installation plan...
The following packages will be built and installed:
    rapidjson[core]:x64-linux -> 2020-09-14
Detecting compiler hash for triplet x64-linux...
Could not locate cached archive: /home/sulfred/.cache/vcpkg/archives/16/16e324f00567b9fbcd2f106e12e631094b31b5de.zip
Starting package 1/1: rapidjson:x64-linux
Building package rapidjson[core]:x64-linux...
-- Downloading https://github.com/Tencent/rapidjson/archive/ce81bc9edfe773667a7a4454ba81dac72ed4364c.tar.gz -> Tencent-rapidjson-ce81bc9edfe773667a7a4454ba81dac72ed4364c.tar.gz...
-- Extracting source /home/sulfred/Documents/SoftwareDev/github/SulfredLee/DailyProblem/cpp/app/ProjectCreater/bin/TradingPlatform/Projects/vcpkg/downloads/Tencent-rapidjson-ce81bc9edfe773667a7a4454ba81dac72ed4364c.tar.gz
-- Using source at /home/sulfred/Documents/SoftwareDev/github/SulfredLee/DailyProblem/cpp/app/ProjectCreater/bin/TradingPlatform/Projects/vcpkg/buildtrees/rapidjson/src/c72ed4364c-35829b36f2.clean
-- Configuring x64-linux-dbg
-- Configuring x64-linux-rel
-- Building x64-linux-dbg
-- Building x64-linux-rel
-- Installing: /home/sulfred/Documents/SoftwareDev/github/SulfredLee/DailyProblem/cpp/app/ProjectCreater/bin/TradingPlatform/Projects/vcpkg/packages/rapidjson_x64-linux/share/rapidjson/copyright
-- Installing: /home/sulfred/Documents/SoftwareDev/github/SulfredLee/DailyProblem/cpp/app/ProjectCreater/bin/TradingPlatform/Projects/vcpkg/packages/rapidjson_x64-linux/share/rapidjson/usage
-- Performing post-build validation
-- Performing post-build validation done
Stored binary cache: /home/sulfred/.cache/vcpkg/archives/16/16e324f00567b9fbcd2f106e12e631094b31b5de.zip
Building package rapidjson[core]:x64-linux... done
Installing package rapidjson[core]:x64-linux...
Installing package rapidjson[core]:x64-linux... done
Elapsed time for package rapidjson:x64-linux: 1.485 s

Total elapsed time: 1.76 s

The package rapidjson provides CMake integration:

    find_package(RapidJSON CONFIG REQUIRED)
    target_include_directories(main PRIVATE ${RAPIDJSON_INCLUDE_DIRS})

• Cmake setting

• -DCMAKE_TOOLCHAIN_FILE=../Projects/vcpkg/scripts/buildsystems/vcpkg.cmake

sulfred@sulfred-PC:~/Documents/SoftwareDev/github/SulfredLee/DailyProblem/cpp/app/ProjectCreater/bin/TradingPlatform/Debug$ cat readme.txt | grep cmake
cmake -G Ninja ../Projects -DCMAKE_BUILD_TYPE=Debug -DCMAKE_INSTALL_PREFIX=../Install -DCMAKE_TOOLCHAIN_FILE=../Projects/vcpkg/scripts/buildsystems/vcpkg.cmake
sulfred@sulfred-PC:~/Documents/SoftwareDev/github/SulfredLee/DailyProblem/cpp/app/ProjectCreater/bin/TradingPlatform/Debug$ cd ..
sulfred@sulfred-PC:~/Documents/SoftwareDev/github/SulfredLee/DailyProblem/cpp/app/ProjectCreater/bin/TradingPlatform$ ll
total 24
drwxrwxr-x 6 sulfred sulfred 4096 Mar 27 20:05 ./
drwxrwxr-x 3 sulfred sulfred 4096 Mar 27 20:10 ../
drwxrwxr-x 4 sulfred sulfred 4096 Mar 27 20:29 Debug/
drwxrwxr-x 3 sulfred sulfred 4096 Mar 27 20:30 Install/
drwxrwxr-x 4 sulfred sulfred 4096 Mar 27 20:30 Projects/
drwxrwxr-x 2 sulfred sulfred 4096 Mar 27 20:05 Release/
sulfred@sulfred-PC:~/Documents/SoftwareDev/github/SulfredLee/DailyProblem/cpp/app/ProjectCreater/bin/TradingPlatform$ ll Projects/
total 24
drwxrwxr-x  4 sulfred sulfred 4096 Mar 27 20:30 ./
drwxrwxr-x  6 sulfred sulfred 4096 Mar 27 20:05 ../
-rw-rw-r--  1 sulfred sulfred 1025 Mar 27 20:28 CMakeLists.txt
drwxrwxr-x  5 sulfred sulfred 4096 Mar 27 20:30 TradingPlatform/
-rw-rw-r--  1 sulfred sulfred  560 Mar 27 20:05 TradingPlatform.cmake
drwxrwxr-x 14 sulfred sulfred 4096 Mar 27 20:12 vcpkg/

k

• cat ../Projects/CMakeLists.txt
• find_package(RapidJSON CONFIG REQUIRED)
• message(STATUS "Rapid include PATH: " ${RAPIDJSON_INCLUDE_DIRS})