Initial commit

1 files changed, 17 insertions, 0 deletions

diff --git a/stack.h b/stack.h
new file mode 100644
index 0000000..f7d0cfb
--- /dev/null
+++ b/stack.h
@@ -0,0 +1,17 @@
+#ifndef STACK_H_SENTRY
+#define STACK_H_SENTRY
+
+struct item {
+    long data;
+    struct item *next;
+};
+typedef struct item* stack;
+
+void init_stack(stack *st);
+void push_stack(stack *st, long num);
+long pop_stack(stack *st);
+int is_empty_stack(const stack *st);
+long top_stack(const stack *st);
+extern void* heap_base;
+
+#endif