include/empthread.h File Reference

#include <time.h>

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Functions
int	empth_init (void **ctx, int flags)
empth_t *	empth_create (void(*entry)(void *), int size, int flags, char *name, void *ud)
empth_t *	empth_self (void)
void	empth_exit (void)
void	empth_yield (void)
void	empth_terminate (empth_t *thread)
void	empth_select (int fd, int flags)
void	empth_wakeup (empth_t *thread)
int	empth_sleep (time_t until)
int	empth_wait_for_signal (void)
empth_rwlock_t *	empth_rwlock_create (char *name)
void	empth_rwlock_destroy (empth_rwlock_t *rwlock)
void	empth_rwlock_wrlock (empth_rwlock_t *rwlock)
void	empth_rwlock_rdlock (empth_rwlock_t *rwlock)
void	empth_rwlock_unlock (empth_rwlock_t *rwlock)
void	empth_init_signals (void)

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Function Documentation

empth_t* empth_create	(	void(*)(void *)	entry,
		int	size,
		int	flags,
		char *	name,
		void *	ud
	)

Definition at line 63 of file lwp.c.

References empth_start(), empth_status(), empth_yield(), empth_t::ep, logerror(), empth_t::name, NULL, empth_t::state, and empth_t::ud.

Referenced by market_init(), player_accept(), shutdown_initiate(), start_server(), and update_init().

{
    if (!flags)
        flags = empth_flags;
    return lwpCreate(1, entry, size, flags, name, 0, 0, ud);
}

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void empth_exit

(

void

)

Definition at line 78 of file lwp.c.

References ctx_key, empth_status(), mtx_ctxsw, and empth_t::name.

Referenced by empth_restorectx(), empth_select(), empth_start(), empth_threadMain(), and player_login().

{
    lwpExit();
}

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int empth_init	(	void **	ctx,
		int	flags
	)

Definition at line 47 of file lwp.c.

References ctx_key, empth_alarm(), empth_flags, empth_init_signals(), empth_t::ep, empth_t::id, logerror(), mtx_ctxsw, empth_t::name, NULL, sigaction::sa_flags, sigaction::sa_handler, empth_t::state, empth_t::ud, and udata.

Referenced by start_server().

{
    sigset_t set;

    empth_flags = flags;
    empth_init_signals();
    sigemptyset(&set);
    sigaddset(&set, SIGHUP);
    sigaddset(&set, SIGINT);
    sigaddset(&set, SIGTERM);
    lwpInitSystem(1, ctx, flags, &set);
    return 0;
}

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void empth_init_signals

(

void

)

Definition at line 45 of file posix.c.

References NULL, panic(), sigaction::sa_flags, and sigaction::sa_handler.

Referenced by empth_init().

{
    struct sigaction act;

    act.sa_flags = 0;
    sigemptyset(&act.sa_mask);
    act.sa_handler = panic;
    sigaction(SIGBUS, &act, NULL);
    sigaction(SIGSEGV, &act, NULL);
    sigaction(SIGILL, &act, NULL);
    sigaction(SIGFPE, &act, NULL);
    act.sa_handler = SIG_IGN;
    sigaction(SIGPIPE, &act, NULL);
}

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empth_rwlock_t* empth_rwlock_create

(

char *

name

)

Definition at line 136 of file lwp.c.

References NULL.

Referenced by update_init().

{
    return lwp_rwlock_create(name);
}

void empth_rwlock_destroy

(

empth_rwlock_t *

rwlock

)

Definition at line 142 of file lwp.c.

References empth_rwlock_t::lock, and empth_rwlock_t::name.

{
    lwp_rwlock_destroy(rwlock);
}

void empth_rwlock_rdlock

(

empth_rwlock_t *

rwlock

)

Definition at line 154 of file lwp.c.

References empth_restorectx(), empth_rwlock_t::lock, and mtx_ctxsw.

Referenced by dispatch().

{
    lwp_rwlock_rdlock(rwlock);
}

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void empth_rwlock_unlock

(

empth_rwlock_t *

rwlock

)

Definition at line 160 of file lwp.c.

References empth_rwlock_t::lock.

Referenced by dispatch(), and update_run().

{
    lwp_rwlock_unlock(rwlock);
}

void empth_rwlock_wrlock

(

empth_rwlock_t *

rwlock

)

Definition at line 148 of file lwp.c.

References empth_restorectx(), empth_rwlock_t::lock, and mtx_ctxsw.

Referenced by shutdwn(), and update_run().

{
    lwp_rwlock_wrlock(rwlock);
}

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void empth_select	(	int	fd,
		int	flags
	)

Definition at line 96 of file lwp.c.

References empth_exit(), empth_restorectx(), empth_status(), logerror(), and mtx_ctxsw.

Referenced by io_input(), io_output(), io_output_all(), and player_accept().

{
    lwpSleepFd(fd, flags);
}

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empth_t* empth_self

(

void

)

Definition at line 72 of file lwp.c.

References ctx_key.

Referenced by empth_status(), journal_entry(), market_update(), player_login(), and update_sched().

{
    return LwpCurrent;
}

int empth_sleep

(

time_t

until

)

Definition at line 108 of file lwp.c.

References ctx_key, empth_restorectx(), empth_status(), mtx_ctxsw, and NULL.

Referenced by delete_lostitems(), market_update(), player_kill_idle(), shutdown_sequence(), and update_sched().

{
    return lwpSleepUntil(until);
}

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void empth_terminate

(

empth_t *

thread

)

Definition at line 90 of file lwp.c.

References EMPTH_KILLED, empth_status(), empth_t::id, empth_t::name, and empth_t::state.

{
    lwpTerminate(a);
}

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int empth_wait_for_signal

(

void

)

Definition at line 114 of file lwp.c.

References CANT_HAPPEN, empth_restorectx(), empth_status(), and mtx_ctxsw.

Referenced by main(), and service_main().

{
    sigset_t set;
    int sig, err;
    time_t now;

    sigemptyset(&set);
    sigaddset(&set, SIGHUP);
    sigaddset(&set, SIGINT);
    sigaddset(&set, SIGTERM);
    for (;;) {
        err = lwpSigWait(&set, &sig);
        if (CANT_HAPPEN(err)) {
            time(&now);
            lwpSleepUntil(now + 60);
            continue;
        }
        return sig;
    }
}

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void empth_wakeup

(

empth_t *

thread

)

Definition at line 102 of file lwp.c.

References EMPTH_INTR, empth_status(), empth_t::id, empth_t::name, and empth_t::state.

Referenced by player_kill_idle(), shutdwn(), update_reschedule(), update_run(), and update_trigger().

{
    lwpWakeup(a);
}

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void empth_yield

(

void

)

Definition at line 84 of file lwp.c.

References empth_restorectx(), and mtx_ctxsw.

Referenced by dispatch(), empth_create(), player_main(), and stre().

{
    lwpYield();
}

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