free command struct after each commond

client_ftp.c

@@ -133,11 +133,15 @@ int main(int argc, char* argv[])
 					fprintf(stderr, "Wrong path.\n");
 				break;
 			case EXIT:
+			{
+				freecommand(cmd);
 				goto outside_client_command_loop;
+			}
 			default:
 				// display error
 				break;
 		}
+		freecommand(cmd);
 	}
 	outside_client_command_loop:
 

client_ftp.h

@@ -16,6 +16,7 @@ struct command
 struct command* userinputtocommand(char [LENUSERINPUT]);
 
 void printcommand(struct command*);
+void freecommand(struct command*);
 
 void command_pwd(struct packet*, struct packet*, int);
 void command_lcd(char*);

client_ftp_functions.c

@@ -111,6 +111,20 @@ void printcommand(struct command* c)
 	printf("\n");
 }
 
+void freecommand(struct command* c)
+{
+	if (c->npaths > 0)
+	{
+		int i;
+		// free strings
+		for(i = 0; i < c->npaths; i++)
+			free(c->paths[i]);
+		free(c->paths);
+	}
+	free(c);
+}
+
+
 void command_pwd(struct packet* chp, struct packet* data, int sfd_client)
 {
 	int x;