linux c++ development-05- Use CMake to create a dynamic library

Contents in outer CMakeList.txt:

cmake_minimum_required(VERSION 3.16)
PROJECT(HELLO)
ADD_SUBDIRECTORY(lib bin)

Contents of CMakeLists.txt in lib:

SET(LIBHELLO_SRC hello.cpp)
ADD_LIBRARY(hello SHARED ${
    
    LIBHELLO_SRC})

hello.h:

hello.cpp:

ADD_LIBRARY
ADD_LIBRARY(hello SHARED ${LIBHELLO_SRC})

• hello: is the library name, the generated name will be preceded by lib, and the final generated file is libhello.so
• SHARED: dynamic library STATIC, static library
• $(LIBHELLO_SRC): source file