int main(int argc, char *argv[]) {
log_open("./core_log.txt"); //或许写成参数更好，懒得写了
atexit(output_result); //退出程序时的回调函数，用于输出判题结果
//为了构建沙盒，必须要有root权限
if (geteuid() != 0) {
FM_LOG_FATAL("You must run this program as root.");
exit(JUDGE_CONF::EXIT_UNPRIVILEGED);
}
parse_arguments(argc, argv);
JUDGE_CONF::JUDGE_TIME_LIMIT += PROBLEM::time_limit;
if (EXIT_SUCCESS != malarm(ITIMER_REAL, JUDGE_CONF::JUDGE_TIME_LIMIT)) {
FM_LOG_WARNING("Set the alarm for this judge program failed, %d: %s", errno, strerror(errno));
exit(JUDGE_CONF::EXIT_VERY_FIRST);
}
signal(SIGALRM, timeout);
compiler_source_code();
judge();
if (PROBLEM::spj) {
run_spj();
} else {
if (PROBLEM::result == JUDGE_CONF::SE)
PROBLEM::result = compare_output(PROBLEM::output_file, PROBLEM::exec_output);
}
return 0;
}
void solution::judge() throw (const char *)
{
char dir_name[MAXPATHLEN+16], input_filename[MAXPATHLEN+16];
char buffer[MAXPATHLEN*2+16];
puts("judge");
sprintf(dir_name, "%s/%d", DataDir, problem);
DIR *dp = opendir(dir_name);
if(dp == NULL) {
error_code = RES_SE;
last_state = "No data files";
throw "Can't open data dir";
}
std::vector<std::string> in_files;
struct dirent *ep;
ep = readdir(dp);
while(ep) {
int len = strlen(ep->d_name);
if(len > 3 && 0 == strcasecmp(ep->d_name + len - 3, ".in")) {
in_files.push_back(std::string(ep->d_name));
}
ep = readdir(dp);
}
closedir(dp);
if(in_files.empty()) {
error_code = RES_SE;
last_state = "No data files";
throw "Data folder is empty";
}
std::sort(in_files.begin(), in_files.end());
int total_score = 0, total_time = 0, max_memory = 0, dir_len = strlen(dir_name);
const int full_score = 100;
int case_score = full_score/in_files.size();
if(case_score <= 0)
case_score = 1;
int status;
std::string tips;
for(std::string &d_name : in_files) {
sprintf(buffer, "%s/%s", dir_name, d_name.c_str());
puts(buffer);
execute_info result;
int get_score = case_score;
if(run_judge(target_path, buffer, "user.out", time_limit, (lang_extra_mem[lang] + mem_limit) << 10 /*to byte*/, &result)) {
error_code = RES_SE;
last_state = "Cannot run target program";
throw "Cannot run target program";
}else if(result.state == 0) {
int len = d_name.size()+dir_len+1; //dir+'/'+file
buffer[len-2] = 'o';
buffer[len-1] = 'u';
buffer[len] = 't';
buffer[len+1] = '\0';
FILE *fanswer = fopen(buffer, "rb");
if(fanswer) {
FILE *foutput = fopen("user.out", "rb"), *finput;
if(foutput) {
validator_info info;
switch(compare_way >> 16) {
case CMP_tra:
#ifdef USE_CENA_VALIDATOR
info = validator_cena(fanswer, foutput);
#else
info = validator(fanswer, foutput);//traditional OI comparison (Ignore trailing space)
#endif
break;
case CMP_float:
info = validator_float(fanswer, foutput, (compare_way & 0xffff)); //precision comparison
break;
case CMP_int:
info = validator_int(fanswer, foutput);
break;
case CMP_spj:
sprintf(input_filename, "%s/%s", dir_name, d_name.c_str());
info = run_spj(buffer, input_filename, &get_score, dir_name);//in call_ruc.cpp
break;
default:
info.ret = -1; //validator error
}
fclose(foutput);
int s = info.ret;
if(!s) {
status = RES_AC;
tips = "Good Job!";
total_score += get_score;
}else if(s == -1) {
status = RES_VE;
tips = "Please contact administrator.";
get_score = 0;
}else if(s == 4) { // for spj
status = (get_score == case_score) ? RES_AC : RES_WA;
total_score += get_score;
tips = info.user_mismatch;
free(info.user_mismatch);
}else {
status = RES_WA;
get_score = 0;
if(s == 1) {
tips = "Output mismatch.\n Your: ";
tips += info.user_mismatch;
tips += "\nAnswer: ";
tips += info.std_mismatch;
free(info.user_mismatch);
free(info.std_mismatch);
}
else if(s == 2)
tips = "Your output is longer than standard output.";
else if(s == 3)
tips = "Your output is shorter than standard output.";
else //unknown result
tips = "";
}
}else {
status = RES_WA;
get_score = 0;
tips = "Cannot find output file.";
}
fclose(fanswer);
}else {
