test2typedef.c

test/CMakeLists.txt

@@ -27,6 +27,13 @@ MAKE_TEST("1" "testla-num-n")
 MAKE_TEST("1" "testla-str-n")
 
 MAKE_TEST("2" "test1")
+MAKE_TEST("2" "test2typedef")
+
 MAKE_TEST("3" "test1")
+MAKE_TEST("3" "test2typedef")
+
 MAKE_TEST("4" "test1")
+MAKE_TEST("4" "test2typedef")
+
 MAKE_TEST("5" "test1")
+MAKE_TEST("5" "test2typedef")

test/test2typedef.c

+// fibbonacci
+
+FILE* myout;
+
+int fib(int p);
+
+typedef struct Str* str_ptr;
+
+struct Str {
+	const char* key;
+	str_ptr next;
+};
+
+str_ptr root;
+
+struct Str array[1000];
+int array_end;
+
+str_ptr get_str(void)
+{
+	str_ptr p;
+	p = &array[array_end];
+	array_end = array_end + 1;
+	return p;
+}
+
+void push_front(str_ptr* rootp, const char* key)
+{
+	str_ptr p;
+	p = get_str();
+	(*p).key = key;
+	(*p).next = *rootp;
+	*rootp = p;
+}
+
+_Bool empty(str_ptr* rootp)
+{
+	return !*rootp;
+}
+
+const char* front(str_ptr* rootp)
+{
+	return (**rootp).key;
+}
+
+void pop_front(str_ptr* rootp)
+{
+	*rootp = (**rootp).next;
+}
+
+int fib(int x)
+{
+	int s;
+	if (x <= 2)
+		return 1;
+	else
+	{
+		s = fib(x - 1) + fib(x - 2);
+		return s;
+	}
+}
+
+void stringtest(void)
+{
+	char arr[100];
+	int i;
+	char t[40];
+	printf("... stringtest ...\n");
+	sprintf( arr, "%d %s", 1, "text");
+	printf("sprintf: %s\n", arr);
+	i = -1;
+	t[0] = 0;
+	sscanf( arr, "%d%s", &i, t);
+	printf("sscanf: %d %s\n", i, t);
+	/*
+	printf("Enter a number\n");
+	scanf("%d", &i);
+	printf("The number was %d\n", i);
+	*/
+	memset(t, 'X', 39);
+	t[39] = 0;
+	printf("%s\n", t);
+}
+
+void pointerarithmeticstest(void)
+{
+	char arr[27];
+	char* p;
+	char* e;
+	char ch;
+	printf("... pointerarithmeticstest ...\n");
+	ch = 'A';
+	p = arr;
+	e = arr + 26;
+	while (p != e)
+	{
+		*p = ch;
+		ch = ch + 1;
+		p = p + 1;
+	}
+	*p = 0;
+	printf("%s\n", arr);
+}
+
+void argreverttest(int argc, char ** argv)
+{
+	const char* z;
+	int i;
+	printf("... argreverttest ...\n");
+	printf("sizeof(struct Str) = %d\n", sizeof(struct Str));
+	i = 0;
+	while (i < argc)
+	{
+		z = argv[i];
+		printf("argv[%d] is \"%s\"\n", i, z);
+		push_front(&root, z);
+		i = i + 1;
+	}
+	while (!empty(&root))
+	{
+		z = front(&root);
+		pop_front(&root);
+		printf("popped \"%s\"\n", z);
+	}
+}
+
+void fibtest(void)
+{
+	int n;
+	int s;
+	printf("... fibtest ...\n");
+	n = 20;
+	s = fib(n);
+	printf("fib(%d) returned %d\n", n, s);
+}
+
+_Bool status;
+
+_Bool test(void)
+{
+	return status;
+}
+
+int main(int argc, char** argv)
+{
+	status = 0;
+	printf("This is test1.c main()\n");
+	argreverttest(argc, argv);
+	fibtest();
+	stringtest();
+	pointerarithmeticstest();
+	if (test())
+	{
+		printf("Going to die\n");
+		printf("DEATH=%s\n", 999999999);
+	}
+	return 0;
+}
+
+// /* this should not start multi-line comment
+
+/*
+/* 
+testing nesting 
+*/
+*/