TMP: Update client debug helper

#include <fstream>

#include <iostream>

#include <unistd.h>

#include <sys/time.h>

int

main(int argc, const char* argv[]) {

    rlimit rlimits;

    int rv = getrlimit(RLIMIT_NOFILE, &rlimits);

    std::cout << "hello world! rv=" << rv

              << " RLIMIT_NOFILE{cur: " << rlimits.rlim_cur

              << ", max: " << rlimits.rlim_max << "}" << std::endl

              << std::flush;

    // Debugging MAXFD-Issues (Workaround in main CMakeLists.txt)

    // rlimit rlimits;

    // int rv = getrlimit(RLIMIT_NOFILE, &rlimits);

    // std::cout << "hello world! rv=" << rv

    //           << " RLIMIT_NOFILE{cur: " << rlimits.rlim_cur

    //           << ", max: " << rlimits.rlim_max << "}" << std::endl

    //           << std::flush;

    // Try writing a file to debug client

    // TODO fixed path for now

    std::ofstream outfile("/dev/shm/gkws/mountdir/testwriting.txt");

    outfile << "my text here!" << std::endl;

    outfile.close();

    // Test reading

    std::ifstream infile("/dev/shm/gkws/mountdir/testwriting.txt");

    std::string s;

    infile >> s;

    std::cout << "Read " << s << ".\n";

    infile.close();

    std::ifstream infile2("/dev/shm/gkws/mountdir/asdf");

    s = "<file not found>";

    infile2 >> s;

    std::cout << "Read " << s << ".\n";

    infile2.close();

}

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