im getting the error below and I can't figure out why this isn't working. Ive looked at this for 2 days not knowing. I'm hoping a fresh set of eyes on it might help.
main.c:13: warning: assignment makes pointer from integer without a cast
//HEADER FILE:
#include <stdlib.h>
#include <stdio.h>
#define my
typedef char KEY_TYPE;
typedef struct
{
KEY_TYPE key;
} DATA;
typedef struct nodeTag
{ DATA data;
struct nodeTag* link;
} NODE;
// PRINTLIST FUNCTION:
#include "my.h"
#include <stdio.h>
void printList (NODE* pList)
{
NODE* pWalker;
pWalker = pList;
printf("The linked list is ");
while(pWalker)
{
printf("%c", pWalker->data.key);
pWalker = pWalker->link;
}
printf("\n");
return;
}
//MAIN FUNCTION:
#include "my.h"
#include <stdio.h>
int main(int argc, char *argv[])
{
NODE* pList;
FILE* p;
NODE* pPre = NULL; DATA item; int y;
p = fopen(argv[1],"r");
while(y=fscanf(p,"%c", &(item.key))!= EOF);
{
pList = insertNode(pList,pPre,item);
}
printList(pList);
countVowels (pList);
countChars (pList);
return 0;
}
//INSERTNODE FUNCTION:
#include "my.h"
NODE* insertNode(NODE* pList, NODE* pPre, DATA item)
{
NODE* pNew;
if(!(pNew = (NODE*)malloc(sizeof(NODE))))
printf("\aMemory overflow in insert\n");
exit (100);
pNew->data = item;
if (pPre == NULL)
{
pNew->link = pList;
pList = pNew;
}
else
{
pNew->link = pPre->link;
pPre->link = pNew;
}
return pList;
//VOWELS FUNCTION:
#include "my.h"
void countVowels(NODE* pList)
{
int count;
NODE* pWalker;
while(pWalker)
{
if (pWalker->data.key =
'A'||'E'||'I'||'O'||'U'||'a'||'e'||'e'||'i'||'o'||'u')
count++;
pWalker = pWalker->link;
}
printf("The number of vowels is %d", count);
printf("\n");
return;
}
//CHARS FUNCTION:
#include "my.h"
void countChars(NODE* pList)
{
NODE* pWalker;
int count;
while(pWalker)
{
count++;
pWalker = pWalker->link;
}
printf("The number of chars is %d",count);
return;
}