From 60b897cd539159d5f087f72b01384b031d2b93a8 Mon Sep 17 00:00:00 2001
From: Jieun <yjeka@ajou.ac.kr>
Date: Wed, 19 Aug 2020 21:02:59 +0900
Subject: [PATCH] Fix Project8

---
 Project8 - mutex/2.mymutexthread_st.c | 174 +++++++++++++-------------
 1 file changed, 87 insertions(+), 87 deletions(-)

diff --git a/Project8 - mutex/2.mymutexthread_st.c b/Project8 - mutex/2.mymutexthread_st.c
index c1c2143..58e95bf 100644
--- a/Project8 - mutex/2.mymutexthread_st.c	
+++ b/Project8 - mutex/2.mymutexthread_st.c	
@@ -1,87 +1,87 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <pthread.h>
-#include <sys/types.h>
-#include <errno.h>
-
-#include <unistd.h>
-#include <sys/syscall.h> 
-
-void * thread_function(void *);
-
-int Counter=0;
-#ifndef NOMUTEX
-pthread_mutex_t mutex_id;
-#endif
-
-int main(void)
-{
-	pthread_t tid1, tid2;
-	void *thread_result;
-
-#ifndef NOMUTEX
-	if(pthread_mutex_init(&mutex_id, NULL) != 0){
-		perror("pthread_mutex_init");
-		exit(errno);
-	}
-#endif
-
-	if(pthread_create(&tid1, NULL, thread_function, "thread1")!=0) {
-		perror("pthread_create");
-		exit(1);
-	}
-	
-	if(pthread_create(&tid2, NULL, thread_function, "thread2")!=0) {
-		perror("pthread_create");
-		exit(1);
-	}
-	
-	if(pthread_join(tid1, &thread_result)!=0) {
-		perror("pthread_join");
-		exit(1);
-	}
-	if(pthread_join(tid2, &thread_result)!=0) {
-		perror("pthread_join");
-		exit(1);
-	}
-	
-#ifndef NOMUTEX
-	pthread_mutex_lock(&mutex_id);
-#endif
-
-	printf(" thread result : %s\n", (char *) thread_result);
-	return 0;
-}
-
-void * thread_function(void * arg)
-{
-	int temp;
-	int i, j;
-	char buffer[80];
-
-	printf("thread_function called\n");	
-	for(i=0; i<8; i++) {
-#ifndef NOMUTEX
-		pthread_mutex_lock(&mutex_id);
-#endif
-		sprintf(buffer, "%s: CountRelay: from %d to ", (char*)arg, Counter);
-		write(1, buffer, strlen(buffer));
-
-		temp=Counter;
-		temp = temp+1;
-// delay
-		for(j=0; j<5000000; j++);
-
-		Counter=temp;
-
-		sprintf(buffer, "%d\n", Counter);
-		write(1, buffer, strlen(buffer));
-		
-#ifndef NOMUTEX
-		pthread_mutex_unlock(&mutex_id);
-#endif
-	}
-	// getchar();
-	pthread_exit("thread end");
-}
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <pthread.h>
+#include <sys/types.h>
+#include <errno.h>
+
+#include <unistd.h>
+#include <sys/syscall.h> 
+
+void * thread_function(void *);
+
+int Counter=0;
+#ifndef NOMUTEX
+pthread_mutex_t mutex_id;
+#endif
+
+int main(void)
+{
+	pthread_t tid1, tid2;
+	void *thread_result;
+
+#ifndef NOMUTEX
+	if(pthread_mutex_init(&mutex_id, NULL) != 0){
+		perror("pthread_mutex_init");
+		exit(errno);
+	}
+#endif
+
+	if(pthread_create(&tid1, NULL, thread_function, "thread1")!=0) {
+		perror("pthread_create");
+		exit(1);
+	}
+	
+	if(pthread_create(&tid2, NULL, thread_function, "thread2")!=0) {
+		perror("pthread_create");
+		exit(1);
+	}
+	
+	if(pthread_join(tid1, &thread_result)!=0) {
+		perror("pthread_join");
+		exit(1);
+	}
+	if(pthread_join(tid2, &thread_result)!=0) {
+		perror("pthread_join");
+		exit(1);
+	}
+	
+#ifndef NOMUTEX
+	pthread_mutex_lock(&mutex_id);
+#endif
+
+	printf(" thread result : %s\n", (char *) thread_result);
+	return 0;
+}
+
+void * thread_function(void * arg)
+{
+	int temp;
+	int i, j;
+	char buffer[80];
+
+	printf("thread_function called\n");	
+	for(i=0; i<8; i++) {
+#ifndef NOMUTEX
+		pthread_mutex_lock(&mutex_id);
+#endif
+		sprintf(buffer, "%s: CountRelay: from %d to ", (char*)arg, Counter);
+		write(1, buffer, strlen(buffer));
+
+		temp=Counter;
+		temp = temp+1;
+// delay
+		for(j=0; j<5000000; j++);
+
+		Counter=temp;
+
+		sprintf(buffer, "%d\n", Counter);
+		write(1, buffer, strlen(buffer));
+		
+#ifndef NOMUTEX
+		pthread_mutex_unlock(&mutex_id);
+#endif
+	}
+	// getchar();
+	pthread_exit("thread end");
+}
-- 
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