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C++ pa_detect_fork函数代码示例

本文整理汇总了C++中pa_detect_fork函数的典型用法代码示例。如果您正苦于以下问题：C++ pa_detect_fork函数的具体用法？C++ pa_detect_fork怎么用？C++ pa_detect_fork使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了pa_detect_fork函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: pa_assert

pa_context *pa_context_new_with_proplist(pa_mainloop_api *mainloop, const char *name, pa_proplist *p) {
    pa_context *c;

    pa_assert(mainloop);

    if (pa_detect_fork())
        return NULL;

    pa_init_i18n();

    c = pa_xnew0(pa_context, 1);
    PA_REFCNT_INIT(c);

    c->proplist = p ? pa_proplist_copy(p) : pa_proplist_new();

    if (name)
        pa_proplist_sets(c->proplist, PA_PROP_APPLICATION_NAME, name);

#ifdef HAVE_DBUS
    c->system_bus = c->session_bus = NULL;
#endif
    c->mainloop = mainloop;
    c->playback_streams = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
    c->record_streams = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
    c->client_index = PA_INVALID_INDEX;
    c->use_rtclock = pa_mainloop_is_our_api(mainloop);

    PA_LLIST_HEAD_INIT(pa_stream, c->streams);
    PA_LLIST_HEAD_INIT(pa_operation, c->operations);

    c->error = PA_OK;
    c->state = PA_CONTEXT_UNCONNECTED;

    reset_callbacks(c);

#ifndef MSG_NOSIGNAL
#ifdef SIGPIPE
    pa_check_signal_is_blocked(SIGPIPE);
#endif
#endif

    c->conf = pa_client_conf_new();
    pa_client_conf_load(c->conf, true, true);

    c->srb_template.readfd = -1;
    c->srb_template.writefd = -1;

    if (!(c->mempool = pa_mempool_new(!c->conf->disable_shm, c->conf->shm_size))) {

        if (!c->conf->disable_shm)
            c->mempool = pa_mempool_new(false, c->conf->shm_size);

        if (!c->mempool) {
            context_free(c);
            return NULL;
        }
    }

    return c;
}
开发者ID:colinleroy，项目名称:pulseaudio-wrongmerge，代码行数:60，代码来源:context.c

示例2: pa_assert

pa_operation *pa_ext_device_manager_enable_role_device_priority_routing(
        pa_context *c,
        int enable,
        pa_context_success_cb_t cb,
        void *userdata) {

    uint32_t tag;
    pa_operation *o = NULL;
    pa_tagstruct *t = NULL;

    pa_assert(c);
    pa_assert(PA_REFCNT_VALUE(c) >= 1);

    PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
    PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
    PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 14, PA_ERR_NOTSUPPORTED);

    o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);

    t = pa_tagstruct_command(c, PA_COMMAND_EXTENSION, &tag);
    pa_tagstruct_putu32(t, PA_INVALID_INDEX);
    pa_tagstruct_puts(t, "module-device-manager");
    pa_tagstruct_putu32(t, SUBCOMMAND_ROLE_DEVICE_PRIORITY_ROUTING);
    pa_tagstruct_put_boolean(t, !!enable);

    pa_pstream_send_tagstruct(c->pstream, t);
    pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);

    return o;
}
开发者ID:Distrotech，项目名称:pulseaudio，代码行数:30，代码来源:ext-device-manager.c

示例3: pa_assert

pa_operation *pa_ext_stream_restore_subscribe(
        pa_context *c,
        int enable,
        pa_context_success_cb_t cb,
        void *userdata) {

    uint32_t tag;
    pa_operation *o;
    pa_tagstruct *t;

    pa_assert(c);
    pa_assert(PA_REFCNT_VALUE(c) >= 1);

    PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
    PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
    PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 14, PA_ERR_NOTSUPPORTED);

    o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);

    t = pa_tagstruct_command(c, PA_COMMAND_EXTENSION, &tag);
    pa_tagstruct_putu32(t, PA_INVALID_INDEX);
    pa_tagstruct_puts(t, "module-stream-restore");
    pa_tagstruct_putu32(t, SUBCOMMAND_SUBSCRIBE);
    pa_tagstruct_put_boolean(t, enable);
    pa_pstream_send_tagstruct(c->pstream, t);
    pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);

    return o;
}
开发者ID:KimT，项目名称:pulseaudio_kt，代码行数:29，代码来源:ext-stream-restore.c

示例4: pa_assert

pa_operation *pa_context_proplist_update(pa_context *c, pa_update_mode_t mode, pa_proplist *p, pa_context_success_cb_t cb, void *userdata) {
    pa_operation *o;
    pa_tagstruct *t;
    uint32_t tag;

    pa_assert(c);
    pa_assert(PA_REFCNT_VALUE(c) >= 1);

    PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
    PA_CHECK_VALIDITY_RETURN_NULL(c, mode == PA_UPDATE_SET || mode == PA_UPDATE_MERGE || mode == PA_UPDATE_REPLACE, PA_ERR_INVALID);
    PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);
    PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 13, PA_ERR_NOTSUPPORTED);

    o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);

    t = pa_tagstruct_command(c, PA_COMMAND_UPDATE_CLIENT_PROPLIST, &tag);
    pa_tagstruct_putu32(t, (uint32_t) mode);
    pa_tagstruct_put_proplist(t, p);

    pa_pstream_send_tagstruct(c->pstream, t);
    pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);

    /* Please note that we don't update c->proplist here, because we
     * don't export that field */

    return o;
}
开发者ID:felfert，项目名称:pulseaudio，代码行数:27，代码来源:context.c

示例5: pa_context_set_name

pa_operation* pa_context_set_name(pa_context *c, const char *name, pa_context_success_cb_t cb, void *userdata) {
    pa_operation *o;

    pa_assert(c);
    pa_assert(PA_REFCNT_VALUE(c) >= 1);
    pa_assert(name);

    PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
    PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE);

    if (c->version >= 13) {
        pa_proplist *p = pa_proplist_new();

        pa_proplist_sets(p, PA_PROP_APPLICATION_NAME, name);
        o = pa_context_proplist_update(c, PA_UPDATE_REPLACE, p, cb, userdata);
        pa_proplist_free(p);
    } else {
        pa_tagstruct *t;
        uint32_t tag;

        o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata);
        t = pa_tagstruct_command(c, PA_COMMAND_SET_CLIENT_NAME, &tag);
        pa_tagstruct_puts(t, name);
        pa_pstream_send_tagstruct(c->pstream, t);
        pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT,  pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref);
    }

    return o;
}
开发者ID:felfert，项目名称:pulseaudio，代码行数:29，代码来源:context.c

示例6: pa_context_is_local

int pa_context_is_local(pa_context *c) {
    pa_assert(c);
    pa_assert(PA_REFCNT_VALUE(c) >= 1);

    PA_CHECK_VALIDITY_RETURN_ANY(c, !pa_detect_fork(), PA_ERR_FORKED, -1);
    PA_CHECK_VALIDITY_RETURN_ANY(c, PA_CONTEXT_IS_GOOD(c->state), PA_ERR_BADSTATE, -1);

    return !!c->is_local;
}
开发者ID:felfert，项目名称:pulseaudio，代码行数:9，代码来源:context.c

示例7: pa_context_get_server_protocol_version

uint32_t pa_context_get_server_protocol_version(pa_context *c) {
    pa_assert(c);
    pa_assert(PA_REFCNT_VALUE(c) >= 1);

    PA_CHECK_VALIDITY_RETURN_ANY(c, !pa_detect_fork(), PA_ERR_FORKED, PA_INVALID_INDEX);
    PA_CHECK_VALIDITY_RETURN_ANY(c, PA_CONTEXT_IS_GOOD(c->state), PA_ERR_BADSTATE, PA_INVALID_INDEX);

    return c->version;
}
开发者ID:felfert，项目名称:pulseaudio，代码行数:9，代码来源:context.c

示例8: pa_context_get_index

uint32_t pa_context_get_index(pa_context *c) {
    pa_assert(c);
    pa_assert(PA_REFCNT_VALUE(c) >= 1);

    PA_CHECK_VALIDITY_RETURN_ANY(c, !pa_detect_fork(), PA_ERR_FORKED, PA_INVALID_INDEX);
    PA_CHECK_VALIDITY_RETURN_ANY(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE, PA_INVALID_INDEX);
    PA_CHECK_VALIDITY_RETURN_ANY(c, c->version >= 13, PA_ERR_NOTSUPPORTED, PA_INVALID_INDEX);

    return c->client_index;
}
开发者ID:felfert，项目名称:pulseaudio，代码行数:10，代码来源:context.c

示例9: pa_context_disconnect

void pa_context_disconnect(pa_context *c) {
    pa_assert(c);
    pa_assert(PA_REFCNT_VALUE(c) >= 1);

    if (pa_detect_fork())
        return;

    if (PA_CONTEXT_IS_GOOD(c->state))
        pa_context_set_state(c, PA_CONTEXT_TERMINATED);
}
开发者ID:felfert，项目名称:pulseaudio，代码行数:10，代码来源:context.c

示例10: pa_context_is_pending

int pa_context_is_pending(pa_context *c) {
    pa_assert(c);
    pa_assert(PA_REFCNT_VALUE(c) >= 1);

    PA_CHECK_VALIDITY(c, !pa_detect_fork(), PA_ERR_FORKED);
    PA_CHECK_VALIDITY(c, PA_CONTEXT_IS_GOOD(c->state), PA_ERR_BADSTATE);

    return (c->pstream && pa_pstream_is_pending(c->pstream)) ||
        (c->pdispatch && pa_pdispatch_is_pending(c->pdispatch)) ||
        c->client;
}
开发者ID:felfert，项目名称:pulseaudio，代码行数:11，代码来源:context.c

示例11: pa_context_load_cookie_from_file

int pa_context_load_cookie_from_file(pa_context *c, const char *cookie_file_path) {
    pa_assert(c);
    pa_assert(PA_REFCNT_VALUE(c) >= 1);

    PA_CHECK_VALIDITY(c, !pa_detect_fork(), PA_ERR_FORKED);
    PA_CHECK_VALIDITY(c, c->state == PA_CONTEXT_UNCONNECTED, PA_ERR_BADSTATE);
    PA_CHECK_VALIDITY(c, !cookie_file_path || *cookie_file_path, PA_ERR_INVALID);

    pa_client_conf_set_cookie_file_from_application(c->conf, cookie_file_path);

    return 0;
}
开发者ID:colinleroy，项目名称:pulseaudio-wrongmerge，代码行数:12，代码来源:context.c

示例12: pa_context_get_tile_size

size_t pa_context_get_tile_size(pa_context *c, const pa_sample_spec *ss) {
    size_t fs, mbs;

    pa_assert(c);
    pa_assert(PA_REFCNT_VALUE(c) >= 1);

    PA_CHECK_VALIDITY_RETURN_ANY(c, !pa_detect_fork(), PA_ERR_FORKED, (size_t) -1);
    PA_CHECK_VALIDITY_RETURN_ANY(c, !ss || pa_sample_spec_valid(ss), PA_ERR_INVALID, (size_t) -1);

    fs = ss ? pa_frame_size(ss) : 1;
    mbs = PA_ROUND_DOWN(pa_mempool_block_size_max(c->mempool), fs);
    return PA_MAX(mbs, fs);
}
开发者ID:felfert，项目名称:pulseaudio，代码行数:13，代码来源:context.c

示例13: pa_context_set_event_callback

void pa_context_set_event_callback(pa_context *c, pa_context_event_cb_t cb, void *userdata) {
    pa_assert(c);
    pa_assert(PA_REFCNT_VALUE(c) >= 1);

    if (pa_detect_fork())
        return;

    if (c->state == PA_CONTEXT_TERMINATED || c->state == PA_CONTEXT_FAILED)
        return;

    c->event_callback = cb;
    c->event_userdata = userdata;
}
开发者ID:felfert，项目名称:pulseaudio，代码行数:13，代码来源:context.c

示例14: pa_context_get_server

const char* pa_context_get_server(pa_context *c) {
    pa_assert(c);
    pa_assert(PA_REFCNT_VALUE(c) >= 1);

    PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED);
    PA_CHECK_VALIDITY_RETURN_NULL(c, c->server, PA_ERR_NOENTITY);

    if (*c->server == '{') {
        char *e = strchr(c->server+1, '}');
        return e ? e+1 : c->server;
    }

    return c->server;
}
开发者ID:felfert，项目名称:pulseaudio，代码行数:14，代码来源:context.c

示例15: pa_ext_stream_restore_set_subscribe_cb

void pa_ext_stream_restore_set_subscribe_cb(
        pa_context *c,
        pa_ext_stream_restore_subscribe_cb_t cb,
        void *userdata) {

    pa_assert(c);
    pa_assert(PA_REFCNT_VALUE(c) >= 1);

    if (pa_detect_fork())
        return;

    c->ext_stream_restore.callback = cb;
    c->ext_stream_restore.userdata = userdata;
}
开发者ID:KimT，项目名称:pulseaudio_kt，代码行数:14，代码来源:ext-stream-restore.c


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