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#include "node.h"
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include <string.h>
/*constructor*/
node* mknode(str)
char *str;
{
node *p = malloc(sizeof(node));
assert(p);
p->name = str;
p->next = NULL;
p->var_type = -1;
p->func_info = NULL;
p->array_info = NULL;
p->offset = 0;
return p;
}
/* helpers */
node* list_search(root, str)
node *root;
char *str;
{
node *p = root;
while (p) {
if (!strcmp(p->name, str)) {
return p;
}
p = p->next;
}
return NULL;
}
node* list_insert(root, str)
node *root;
char * str;
{
node *p = mknode( str );
p->next = root;
return p;
}
void free_node(n)
node *n;
{
free(n->name);
n->name = NULL;
if (n->func_info) {
if(n->func_info->argv)
free(n->func_info->argv);
n->func_info->argv = NULL;
free(n->func_info);
}
n->func_info = NULL;
if (n->array_info)
free(n->array_info);
n->array_info = NULL;
free(n);
n = NULL;
}
void free_list(n)
node *n;
{
node *tmp;
tmp = n;
while(tmp) {
n = tmp->next;
free_node(tmp);
tmp = n;
}
}
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