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/*
* attr.c
*
* Description:
* This translation unit implements operations on thread attribute objects.
*/
#include "pthread.h"
#include "implement.h"
int
pthread_attr_setstacksize(pthread_attr_t *attr,
size_t stacksize)
{
/* Verify that the stack size is within range. */
if (stacksize < PTHREAD_STACK_MIN)
{
return EINVAL;
}
if (is_attr(attr) != 0)
{
return EINVAL;
}
/* Everything is okay. */
(_pthread_attr_t *) (attr->ptr)->stacksize = stacksize;
return 0;
}
int
pthread_attr_getstacksize(const pthread_attr_t *attr,
size_t *stacksize)
{
if (is_attr(attr) != 0)
{
return EINVAL;
}
/* Everything is okay. */
*stacksize = (_pthread_attr_t *) (attr->ptr)->stacksize;
return 0;
}
int
pthread_attr_setstackaddr(pthread_attr_t *attr,
void *stackaddr)
{
if ((is_attr(attr) != 0))
{
return EINVAL;
}
/* FIXME: it does not look like Win32 permits this. */
return ENOSYS;
}
int
pthread_attr_getstackaddr(const pthread_attr_t *attr,
void **stackaddr)
{
if ((is_attr(attr) != 0))
{
return EINVAL;
}
/* FIXME: it does not look like Win32 permits this. */
return ENOSYS;
}
int
pthread_attr_init(pthread_attr_t *attr)
{
if (attr == NULL)
{
/* This is disallowed. */
return EINVAL;
}
attr->ptr = malloc(sizeof(_pthread_attr_t));
if (attr->ptr == NULL)
{
return ENOMEM;
}
/* FIXME: Fill out the structure with default values. */
return 0;
}
int
pthread_attr_destroy(pthread_attr_t *attr)
{
if (is_attr(attr) != 0)
{
return EINVAL;
}
free (attr->ptr);
return 0;
}
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