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Merge pull request #2678 from BernardXiong/pthreads 

[pthreads] The fields definition are more like those of newlib/glibc.
This commit is contained in:
Bernard Xiong 2019-05-12 17:01:26 +08:00 committed by GitHub
parent 377875858f 3638e5129e
commit b7cc4e9c8a
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 38 additions and 34 deletions
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20
components/libc/pthreads/pthread.c
View File

@ -34,7 +34,7 @@ static void _pthread_destroy(_pthread_data_t *ptd)
rt_sem_delete(ptd->joinable_sem);
/* release thread resource */
if (ptd->attr.stack_base == RT_NULL)
if (ptd->attr.stackaddr == RT_NULL)
{
/* release thread allocated stack */
rt_free(ptd->tid->stack_addr);
@ -119,13 +119,13 @@ int pthread_create(pthread_t *tid,
}
rt_snprintf(name, sizeof(name), "pth%02d", pthread_number ++);
if (ptd->attr.stack_base == 0)
if (ptd->attr.stackaddr == 0)
{
stack = (void *)rt_malloc(ptd->attr.stack_size);
stack = (void *)rt_malloc(ptd->attr.stacksize);
}
else
{
stack = (void *)(ptd->attr.stack_base);
stack = (void *)(ptd->attr.stackaddr);
}
if (stack == RT_NULL)
@ -139,7 +139,7 @@ int pthread_create(pthread_t *tid,
ptd->tid = (rt_thread_t) rt_malloc(sizeof(struct rt_thread));
if (ptd->tid == RT_NULL)
{
if (ptd->attr.stack_base == 0)
if (ptd->attr.stackaddr == 0)
rt_free(stack);
rt_free(ptd);
@ -151,7 +151,7 @@ int pthread_create(pthread_t *tid,
ptd->joinable_sem = rt_sem_create(name, 0, RT_IPC_FLAG_FIFO);
if (ptd->joinable_sem == RT_NULL)
{
if (ptd->attr.stack_base != 0)
if (ptd->attr.stackaddr != 0)
rt_free(stack);
rt_free(ptd);
@ -169,10 +169,10 @@ int pthread_create(pthread_t *tid,
/* initial this pthread to system */
if (rt_thread_init(ptd->tid, name, pthread_entry_stub, ptd,
stack, ptd->attr.stack_size,
ptd->attr.priority, 5) != RT_EOK)
stack, ptd->attr.stacksize,
ptd->attr.schedparam.sched_priority, 5) != RT_EOK)
{
if (ptd->attr.stack_base == 0)
if (ptd->attr.stackaddr == 0)
rt_free(stack);
if (ptd->joinable_sem != RT_NULL)
rt_sem_delete(ptd->joinable_sem);
@ -195,7 +195,7 @@ int pthread_create(pthread_t *tid,
/* start thread failed */
rt_thread_detach(ptd->tid);
if (ptd->attr.stack_base == 0)
if (ptd->attr.stackaddr == 0)
rt_free(stack);
if (ptd->joinable_sem != RT_NULL)
rt_sem_delete(ptd->joinable_sem);

23
components/libc/pthreads/pthread.h
View File

@ -76,15 +76,21 @@ enum
#define PTHREAD_SCOPE_PROCESS 0
#define PTHREAD_SCOPE_SYSTEM 1
struct sched_param
{
int sched_priority;
};
struct pthread_attr
{
void* stack_base;
rt_uint32_t stack_size; /* stack size of thread */
void* stackaddr; /* stack address of thread */
int stacksize; /* stack size of thread */
rt_uint8_t priority; /* priority of thread */
rt_uint8_t detachstate; /* detach state */
rt_uint8_t policy; /* scheduler policy */
rt_uint8_t inheritsched; /* Inherit parent prio/policy */
int inheritsched; /* Inherit parent prio/policy */
int schedpolicy; /* scheduler policy */
struct sched_param schedparam; /* sched parameter */
int detachstate; /* detach state */
};
typedef struct pthread_attr pthread_attr_t;
@ -131,11 +137,6 @@ struct pthread_barrier
};
typedef struct pthread_barrier pthread_barrier_t;
struct sched_param
{
int sched_priority;
};
/* pthread thread interface */
int pthread_attr_destroy(pthread_attr_t *attr);
int pthread_attr_init(pthread_attr_t *attr);

29
components/libc/pthreads/pthread_attr.c
View File

@ -20,10 +20,13 @@ const pthread_attr_t pthread_default_attr =
{
0, /* stack base */
DEFAULT_STACK_SIZE, /* stack size */
DEFAULT_PRIORITY, /* priority */
PTHREAD_CREATE_JOINABLE, /* detach state */
PTHREAD_INHERIT_SCHED, /* Inherit parent prio/policy */
SCHED_FIFO, /* scheduler policy */
PTHREAD_INHERIT_SCHED /* Inherit parent prio/policy */
{
DEFAULT_PRIORITY, /* scheduler priority */
},
PTHREAD_CREATE_JOINABLE, /* detach state */
};
int pthread_attr_init(pthread_attr_t *attr)
@ -73,7 +76,7 @@ int pthread_attr_setschedpolicy(pthread_attr_t *attr, int policy)
{
RT_ASSERT(attr != RT_NULL);
attr->policy = policy;
attr->schedpolicy = policy;
return 0;
}
@ -83,7 +86,7 @@ int pthread_attr_getschedpolicy(pthread_attr_t const *attr, int *policy)
{
RT_ASSERT(attr != RT_NULL);
*policy = (int)attr->policy;
*policy = (int)attr->schedpolicy;
return 0;
}
@ -95,7 +98,7 @@ int pthread_attr_setschedparam(pthread_attr_t *attr,
RT_ASSERT(attr != RT_NULL);
RT_ASSERT(param != RT_NULL);
attr->priority = param->sched_priority;
attr->schedparam.sched_priority = param->sched_priority;
return 0;
}
@ -107,7 +110,7 @@ int pthread_attr_getschedparam(pthread_attr_t const *attr,
RT_ASSERT(attr != RT_NULL);
RT_ASSERT(param != RT_NULL);
param->sched_priority = attr->priority;
param->sched_priority = attr->schedparam.sched_priority;
return 0;
}
@ -117,7 +120,7 @@ int pthread_attr_setstacksize(pthread_attr_t *attr, size_t stack_size)
{
RT_ASSERT(attr != RT_NULL);
attr->stack_size = stack_size;
attr->stacksize = stack_size;
return 0;
}
@ -127,7 +130,7 @@ int pthread_attr_getstacksize(pthread_attr_t const *attr, size_t *stack_size)
{
RT_ASSERT(attr != RT_NULL);
*stack_size = attr->stack_size;
*stack_size = attr->stacksize;
return 0;
}
@ -155,8 +158,8 @@ int pthread_attr_setstack(pthread_attr_t *attr,
{
RT_ASSERT(attr != RT_NULL);
attr->stack_base = stack_base;
attr->stack_size = RT_ALIGN_DOWN(stack_size, RT_ALIGN_SIZE);
attr->stackaddr = stack_base;
attr->stacksize = RT_ALIGN_DOWN(stack_size, RT_ALIGN_SIZE);
return 0;
}
@ -168,8 +171,8 @@ int pthread_attr_getstack(pthread_attr_t const *attr,
{
RT_ASSERT(attr != RT_NULL);
*stack_base = attr->stack_base;
*stack_size = attr->stack_size;
*stack_base = attr->stackaddr;
*stack_size = attr->stacksize;
return 0;
}