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# include <stdio.h>
# include <stdlib.h>
# include "eref.h"
eref_ERP eref_Pool; /* private */
static bool needsInit = TRUE; /* private */
eref eref_alloc (void)
{
int i, res;
for (i=0; (eref_Pool.status[i] == used) && (i < eref_Pool.size); i++);
res = i;
if (res == eref_Pool.size)
{
eref_Pool.conts =
(employee *) realloc (eref_Pool.conts,
2 * eref_Pool.size * sizeof (employee));
if (eref_Pool.conts == 0)
{
printf ("Malloc returned null in eref_alloc\n");
exit (EXIT_FAILURE);
}
eref_Pool.status =
(eref_status *) realloc (eref_Pool.status,
2 * eref_Pool.size * sizeof (eref_status));
if (eref_Pool.status == 0)
{
printf ("Malloc returned null in eref_alloc\n");
exit (EXIT_FAILURE);
}
eref_Pool.size = 2*eref_Pool.size;
for (i = res+1; i < eref_Pool.size; i++)
eref_Pool.status[i] = avail;
}
eref_Pool.status[res] = used;
return (eref) res;
}
void eref_initMod (void)
{
int i;
const int size = 16;
if (!needsInit)
{
return;
}
needsInit = FALSE;
bool_initMod ();
employee_initMod ();
eref_Pool.conts = (employee *) malloc (size * sizeof (employee));
if (eref_Pool.conts == 0)
{
printf ("Malloc returned null in eref_initMod\n");
exit (EXIT_FAILURE);
}
eref_Pool.status = (eref_status *) malloc (size * sizeof (eref_status));
if (eref_Pool.status == 0)
{
printf ("Malloc returned null in eref_initMod\n");
exit (EXIT_FAILURE);
}
eref_Pool.size = size;
for (i = 0; i < size; i++)
{
eref_Pool.status[i] = avail;
}
}
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