c++ 挂载 mount tmpfs

来源：chatGPT

#include <iostream>
#include <string>
#include <sys/mount.h>

bool mountTempfs(const std::string& mountPoint, const std::string& size) {
    std::string options = "size=" + size;
    if (mount("none", mountPoint.c_str(), "tmpfs", 0, options.c_str()) == 0) {
        std::cout << "Tempfs mounted successfully at: " << mountPoint << std::endl;
        return true;
    } else {
        std::cerr << "Failed to mount tempfs." << std::endl;
        return false;
    }
}

int main() {
    std::string mountPoint = "/path/to/mount/point";
    std::string diskSize = "1G";  // 设置磁盘大小，例如1GB

    if (mountTempfs(mountPoint, diskSize)) {
        // Tempfs mounted successfully, perform further operations if needed
    } else {
        // Failed to mount tempfs, handle error
    }

    return 0;
}

编译

g++ -o mount_example mount_example.cpp -lmount