uname.cpp

#include "faasm/faasm.h"

#include <cstring>
#include <stdio.h>
#include <sys/utsname.h>

/**
 * Checks uname gives info back
 */

int _check_value(const char* fieldName,
                 const char* actual,
                 const char* expected)
{
    if (strcmp(actual, expected) != 0) {
        printf("uname field %s not as expected (actual=%s expected=%s)\n",
               fieldName,
               actual,
               expected);
        return 1;
    }

    return 0;
}

int main(int argc, char* argv[])
{
    // Make the call
    utsname u{};
    uname(&u);

    // Check the result
    int res = 0;
    res += _check_value("sysname", u.sysname, "wasi");
    res += _check_value("release", u.release, "0.0.0");
    res += _check_value("version", u.version, "0.0.0");
    res += _check_value("machine", u.machine, "wasm32");
    res += _check_value("domainname", u.domainname, "(none)");
    res += _check_value("nodename", u.nodename, "(none)");

    if (res > 0) {
        printf("ERROR - uname check failed\n");
        return 1;
    }

    return 0;
}