Modified code and motified report

fall-2024/sys-arch/sys-102/00040/source/interrupt.c

@@ -3,47 +3,50 @@
 #include <unistd.h>
 #include <time.h>
 
-clock_t t;
+// Declare Variables
-t = clock();
-
 int flag = 0;
+int lap = 0;
+
 // Handling signal function
 void handle_signal(int signal)
 {
 	// If signal is SIGINT
-	if (signal == SIGQUIT)
+	if (signal == SIGINT)
 	{
 		// Set flag to its complement
 		// Print the flag value
 		flag = !flag;
+		lap++;
 		printf("Flag: %d\n", flag);
 	}
 
-	if (signal == SIGINT)
+	if (signal == SIGQUIT)
 	{
-		t = clock() - t;
-		double time_taken = ((double)t)/CLOCKS_PER_SEC; // in seconds
-        printf("CPU Time: %f\n", t); 
 		_exit(0);
 	}
 }
 
 int main()
 {
+	clock_t start, end;
+	double cpu_time_used;
+	
+	start = clock();
+
 	// Handling signal
-	signal(SIGQUIT, handle_signal);
 	signal(SIGINT, handle_signal);
+	signal(SIGQUIT, handle_signal);
 	
 	// Let the program run until interrupt
-	while (1)
+	while (lap < 10) 
 	{
 		sleep(1);
 	}	
 
-	//t = clock() - t; 
+	end = clock();
-    //double time_taken = ((double)t)/CLOCKS_PER_SEC; // in seconds 
+	cpu_time_used = ((double) (end - start)) / CLOCKS_PER_SEC;
 
-    printf("CPU Time: %f\n", t); 
+	printf("CPU Time: %f\n", cpu_time_used);
 	
 	return 0;
 }

fall-2024/sys-arch/sys-102/00040/source/polling.c

@@ -1,16 +1,23 @@
 #include <stdio.h>
 #include <termios.h>
 #include <unistd.h>
+#include <time.h>
 
 int main()
 {
+	clock_t start, end;
+	double cpu_time_used;
+
+	// Set start to current CPU time
+	start = clock();
+	
 	int c;
 	int flag = 0;
+	int laps = 0;
 	
 	/*
 	  THIS IS A REPLACEMENT FOR THE _KBHIT FUNCTION
 	*/	
-	
 	// These structs are for saving tty parameters
 	static struct termios old_term, new_term;
 
@@ -26,9 +33,12 @@ int main()
 	tcsetattr(STDIN_FILENO, TCSANOW, &new_term);
 
 	// Get character input by user
-	while ((c = getchar()) != EOF)
+	while ((c = getchar()) != EOF && laps < 10)
 	{
+		// Flip the flag
 		flag = !flag;
+		laps++;
+		
 		printf("\n");
 		printf("Flag: %d\n", flag);
 	}
@@ -37,5 +47,10 @@ int main()
 	// Set tty parameters back to old tty parameters
 	tcsetattr(STDIN_FILENO, TCSANOW, &old_term);
 
+	end = clock();
+	cpu_time_used = ((double) (end - start)) / CLOCKS_PER_SEC;
+
+	printf("CPU Time: %f\n", cpu_time_used);
+	
 	return 0;
 }

fall-2024/urd-101/.~lock.Med-D Revamp.odp#

@@ -1 +0,0 @@
-,winsdominoes,fedora,18.11.2024 11:44,file:///home/winsdominoes/.var/app/org.libreoffice.LibreOffice/config/libreoffice/4;