diff options
Diffstat (limited to 'stack.c')
-rw-r--r-- | stack.c | 37 |
1 files changed, 37 insertions, 0 deletions
@@ -0,0 +1,37 @@ +#ifndef GSTACK_C +#define GSTACK_C GSTACK_C +#include "stack.h" + + + +void Stack_Init(Stack *stack) +{ + stack->size=0; + stack->first=NULL; +} +void Stack_Push(Stack *stack,void* data) +{ + struct Stack_Node *temp_node=malloc(sizeof(struct Stack_Node)); + temp_node->data=data; + temp_node->next=stack->first; + stack->first=temp_node; + ++stack->size; +} +void* Stack_Pop(Stack *stack) +{ + void* return_value=NULL; + if(stack->first!=NULL) + { + struct Stack_Node *temp_first=stack->first; + return_value=stack->first->data; + + --stack->size; + stack->first=stack->first->next; + free(temp_first); + } + + return return_value; +} + +#endif//#ifndef GSTACK_C + |