QingdaoU/Judger
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add debug log

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This commit is contained in:
virusdefender 2016-01-11 23:10:11 +08:00
parent ccf04ba501
commit ade585c576
1 changed files with 22 additions and 33 deletions
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55
main.c
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@ -5,7 +5,14 @@
#include <sys/wait.h>
#include <sys/time.h>
#define DEBUG true
#define __DEBUG__
#ifdef __DEBUG__
#define DEBUG(format, ...) printf("File: "__FILE__", Line: %05d: "format"\n", __LINE__, ##__VA_ARGS__)
#else
#define DEBUG(format,...)
#endif
#define RUN_SUCCEEDED 0
#define FORK_FAILED -1
@ -45,9 +52,7 @@ void set_timer(int sec, int ms, int is_cpu_time) {
time_val.it_value.tv_sec = sec;
time_val.it_value.tv_usec = ms * 1000;
if (setitimer(is_cpu_time ? ITIMER_VIRTUAL : ITIMER_REAL, &time_val, NULL) == -1) {
#ifdef DEBUG
printf("settimer failed\n");
#endif
DEBUG("settimer failed\n");
}
}
@ -67,9 +72,7 @@ int run(struct config *config, struct result *result) {
pid_t pid = fork();
if (pid < 0) {
#ifdef DEBUG
printf("fork failed\n");
#endif
DEBUG("fork failed\n");
result->flag = SYSTEM_ERROR;
result->err = FORK_FAILED;
return RUN_FAILED;
@ -77,13 +80,9 @@ int run(struct config *config, struct result *result) {
if (pid > 0) {
//parent process
#ifdef DEBUG
printf("I'm parent process\n");
#endif
DEBUG("I'm parent process\n");
if (wait4(pid, &status, 0, &resource_usage) == -1) {
#ifdef DEBUG
printf("wait4 failed\n");
#endif
DEBUG("wait4 failed\n");
result->flag = SYSTEM_ERROR;
result->err = WAIT4_FAILED;
return RUN_FAILED;
@ -99,9 +98,7 @@ int run(struct config *config, struct result *result) {
if (WIFSIGNALED(status)) {
signal = WTERMSIG(status);
#ifdef DEBUG
printf("signal %d\n", signal);
#endif
DEBUG("signal %d\n", signal);
result->signal = signal;
if (signal == SIGALRM) {
result->flag = REAL_TIME_LIMIT_EXCEEDED;
@ -127,11 +124,9 @@ int run(struct config *config, struct result *result) {
}
else {
//child process
#ifdef DEBUG
printf("I'm child process\n");
#endif
DEBUG("I'm child process\n");
if (setrlimit(RLIMIT_AS, &memory_limit) != 0)
printf("setrlimit failed\n");
DEBUG("setrlimit failed\n");
// cpu time
set_timer(config->max_cpu_time / 1000, config->max_cpu_time % 1000, 1);
// real time * 3
@ -141,9 +136,7 @@ int run(struct config *config, struct result *result) {
//dup2(fileno(fopen(config->out_file, "w")), 1);
execve(config->path, argv, NULL);
#ifdef DEBUG
printf("execve failed\n");
#endif
DEBUG("execve failed\n");
return RUN_FAILED;
}
}
@ -157,24 +150,20 @@ int main() {
config.max_cpu_time = 4300;
config.max_memory = 150000000;
strcpy(config.path, "/home/virusdefender/Desktop/judger/limit");
strcpy(config.path, "/Users/virusdefender/Desktop/judger/limit");
strcpy(config.in_file, "/Users/virusdefender/Desktop/judger/in");
strcpy(config.out_file, "/Users/virusdefender/Desktop/judger/out");
run_ret = run(&config, &result);
if (run_ret) {
#ifdef DEBUG
printf("run failed\n");
#endif
DEBUG("run failed\n");
return RUN_FAILED;
}
#ifdef DEBUG
printf("cpu time %d\nreal time %d\nmemory %ld\nflag %d\nsignal %d", result.cpu_time, result.real_time,
result.memory,
result.flag, result.signal);
#endif
DEBUG("cpu time %d\nreal time %d\nmemory %ld\nflag %d\nsignal %d", result.cpu_time, result.real_time,
result.memory,
result.flag, result.signal);
return 0;
}
}