Bueno, estoy haciendo un ejercicio para la facultad con pilas y secuencias (archivos de texto). El problema es que al pasar la pila a las funcionas para manejarla, me tira el siguiente error:

warning: passing argument 1 of 'pVacia' from incompatible pointer type [enabled by default]|
note: expected 'struct TPila *' but argument is of type 'struct TPila **'|
warning: passing argument 1 of 'pSacar' from incompatible pointer type [enabled by default]|
note: expected 'struct TPila *' but argument is of type 'struct TPila **'|
warning: passing argument 2 of 'pSacar' from incompatible pointer type [enabled by default]|
note: expected 'char *' but argument is of type 'char **'|
warning: passing argument 1 of 'pVacia' from incompatible pointer type [enabled by default]|
note: expected 'struct TPila *' but argument is of type 'struct TPila **'|
warning: passing argument 1 of 'sacarPila' from incompatible pointer type [enabled by default]|
note: expected 'char *' but argument is of type 'char **'|
warning: passing argument 3 of 'sacarPila' from incompatible pointer type [enabled by default]|
note: expected 'struct TPila *' but argument is of type 'struct TPila **'|
warning: passing argument 1 of 'pPoner' from incompatible pointer type [enabled by default]|
note: expected 'struct TPila *' but argument is of type 'struct TPila **'|
warning: passing argument 2 of 'pPoner' makes integer from pointer without a cast [enabled by default]|

Acá dejo el code y el header:

#include <stdio.h>
#include <stdlib.h>
#include "Pila.h"
 
#define MAX 50
 
void sacarPila(char *c, int n, TPila *p)
{
    int i = 0;
 
    while(!pVacia(&p) && i <= n)
    {
        pSacar(&p, &c);
        i += 1;
    }
 
    if(pVacia(&p))
    {
        printf("La pila esta vacia\n");
    }
}
 
void esDigito(char *c, TPila *p)
{
    int i = 10;
 
    switch(*c)
    {
        case '0': i = 0;
        case '1': i = 1;
        case '2': i = 2;
        case '3': i = 3;
        case '4': i = 4;
        case '5': i = 5;
        case '6': i = 6;
        case '7': i = 7;
        case '8': i = 8;
        case '9': i = 9;
    }
 
    if( i != 10)
    {
        sacarPila(&c, i, &p);
    }
    else
    {
        pPoner(&p, c);
    }
}
 
void vaciarPila(TPila *p)
{
    int i = 0;
 
    for(i=0; i<MAX; i++)
    {
        (*p).elem[i] = 0;
    }
}
 
int main()
{
    char c;
    TPila p;
    FILE *arch;
    arch = fopen("secuencia.txt", "r");
 
    vaciarPila(&p);
    if ( arch == NULL )
  	{
   		printf("- No se puede abrir el Archivo\n");
		return 0;
 	}
 
    while((feof(arch) == 0) && !pLlena(&p))
    {
        c = fgetc(arch);
        esDigito(&c, &p);
    }
 
    while(!pLlena(&p))
    {
        pSacar(&p, &c);
        printf("%c", c);
    }
    return 0;
}

#include <stdlib.h>
#include <stdbool.h>
 
#define MAX 50
 
typedef struct Pila
{
    int elem[MAX];
    int cima;
}TPila;
 
bool pVacia(TPila *p)
{
    return (*p).cima == 0;
}
 
bool pLlena(TPila *p)
{
    return (*p).cima == MAX;
}
 
void pCrear(TPila *p)
{
    (*p).cima = 0;
}
 
void pPoner(TPila *p, char x)
{
    (*p).cima = (*p).cima + 1;
    (*p).elem[(*p).cima] = x;
}
 
void pSacar(TPila *p, char *c)
{
    *c = (*p).elem[(*p).cima];
    (*p).cima = (*p).cima + 1;
}