Cpp web (1) Install and use Crow service under Ubuntu
Install Crow under Ubuntu
#1 surroundings##
C++11
boost 1.58.0
Ubuntu 16.04
cmake 3.18.2
Clion
#2 installation##
#2.1 Install Boost
C++ Crow depends on boost
- Download boost source
https://www.boost.org/users/history/version_1_58_0.html
- Enter the unzipped file
cd boost_1_58_0
- carried out
. /booststrap.sh
//Sudo is required
sudo ./b2 install
Compilation and installation are complete in one or two minutes
- Header file:
/usr/local/include/boost - Library file:
/usr/local/lib
#2.2 Install Crow
- Download the Crow source code
I installed Crow here under the path
/home/trunk/
cd /home/trunk/
git clone https://github.com/ipkn/crow.git
cd crow
mkdir build
cd build
cmake ..
make
ctest
- Test whether the Crow installation is successful
In the newly created build directory, there is a binary file build/examples/example, which runs a simple http request, port number: 18080
. /example
#3 use##
#3.1 Clion
- Use Clion to create the simplest project
My project here is called: crow_demo
- Configure CMakeLists.txt
cmake_minimum_required(VERSION 3.17)project(crow_demo)set(CMAKE_CXX_STANDARD 11)set(BOOST_ROOT "/usr/local/include/boost")set(BOOSTROOT "/usr/local/include/boost")include_directories(/usr/local/include)link_directories(/usr/local/lib)FIND_PACKAGE(Threads REQUIRED)SET(Boost_USE_MULTITHREADED ON)find_package(Boost REQUIRED COMPONENTS system)add_executable(crow_demo main.cpp)target_link_libraries(crow_demo boost_thread boost_system ${CMAKE_THREAD_LIBS_INIT})include_directories(/home/trunk/crow/include/)
- main.cpp
# include <iostream>
# include "crow.h"
int main(){
crow::SimpleApp app;CROW_ROUTE(app,"/")([](){return"Hello C++ Crow";});
app.port(9876).multithreaded().run();}
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