c_cpp C-编制上 - 窗口和Linux的IFDEF开关

Posted 2021-05-14

#include <stdio.h>
#include <stdlib.h>

#ifdef __linux__
    //linux code goes here
    #define SYS_INFO "linux"
#elif _WIN32
    // windows code goes here
    #define SYS_INFO "windows"
#else
    #define SYS_INFO "unknown"
#endif

int main()
{
    printf("Hello world!\n");
    printf("System info: %s.\n", SYS_INFO);
    return 0;
}

// ref: http://stackoverflow.com/questions/6649936/c-compiling-on-windows-and-linux-ifdef-switch