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a bugfix for mail queue and printf clipping switch

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1. add TOS_CFG_LIBC_PRINTF_EN
1: enable printf to implement tos_kprintf
when you call tos_kprintf(actually currently it's a MACRO rather than a function) , the libc will be invloved into the image, most of the time it means a larger image size.

0: disable printf, means tos_kprintf is defined as an empty MACRO
most of the time, means you will not get a log output from the uart(currently we donnot have a console yet) but a smaller image size.

2. fix a bug of tos_mail_q and tos_priority_mail_q
if we are post-ing a mail and there is[are] task[s] just pend-ing for the mail queue, the mail delivered to the pend-er will be a pointer, and probably it's a pointer to the local variable on the stack. Actually we should do a memcpy rather than a pointer assignment. for more details, see the patch.
This commit is contained in:
daishengdong
2019-11-25 21:04:37 +08:00
parent 7b7c806f2a
commit 96cf620708
20 changed files with 68 additions and 59 deletions
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13
kernel/core/tos_tick.c
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@@ -71,21 +71,10 @@ __STATIC__ void tick_task_takeoff(k_task_t *task)
TOS_CPU_INT_ENABLE();
}
__KERNEL__ k_err_t tick_list_add(k_task_t *task, k_tick_t timeout)
__KERNEL__ void tick_list_add(k_task_t *task, k_tick_t timeout)
{
if (timeout == TOS_TIME_NOWAIT) {
return K_ERR_DELAY_ZERO;
}
if (timeout == TOS_TIME_FOREVER) {
return K_ERR_DELAY_FOREVER;
}
task->tick_expires = timeout;
tick_task_place(task, timeout);
task_state_set_sleeping(task);
return K_ERR_NONE;
}
__KERNEL__ void tick_list_remove(k_task_t *task)