1035348df8
Use getcontext/makecontext and setcontext to create/modify and switch thread when using ddekit. Change-Id: I485ad61cb2eb5b8e7b486775f282ff6501912dfd
43 lines
878 B
C
43 lines
878 B
C
#ifndef DDEKIT_SRC_THREAD_H
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#define DDEKIT_SRC_THREAD_H 1
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#include <ddekit/thread.h>
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#include <ddekit/semaphore.h>
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#include <ucontext.h>
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#define DDEKIT_THREAD_NAMELEN 32
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#define DDEKIT_THREAD_PRIOS 3
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#define DDEKIT_THREAD_STDPRIO 1
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#define DDEKIT_THREAD_STACKSIZE (4096*16)
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/* This threadlib makes following assumptions:
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* No Preemption,
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* No signals,
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* No blocking syscalls
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* Threads cooperate.
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*/
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struct ddekit_thread {
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int id;
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int prio;
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void (*fun)(void *);
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char *stack;
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void *arg;
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void *data;
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unsigned sleep_until;
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char name[DDEKIT_THREAD_NAMELEN];
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ucontext_t ctx;
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ddekit_sem_t *sleep_sem;
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struct ddekit_thread * next;
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};
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void _ddekit_thread_set_myprio(int prio);
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void _ddekit_thread_enqueue(ddekit_thread_t *th);
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void _ddekit_thread_schedule();
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void _ddekit_thread_wakeup_sleeping();
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void _ddekit_print_backtrace(ddekit_thread_t *th);
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#endif
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