C++ POST函数代码示例

void buff_post(void *x, t_buff_info *buff)
{
  if (buff->has_obj == false) { POST("Buffer \"%s\" not found.", buff->sym->s_name); }
  else {
    POST("Buffer \"%s\":  Channels: %i - Frames: %i - Samplerate (smp / ms): %f",
      buff->sym->s_name, buff->ch_cnt, buff->fr_cnt, buff->msr); }
}

void BST<T>::POST (const TreeNode<T> *n) const {
  if (n != NULL) {
    POST (n->left);
    POST (n->right);
    std::cout << n->v << "  ";
  }
}

void _defer_delete(t_filesys *x, t_symbol *sym, long argc, t_atom *argv)
{
  TRACE("_defer_delete");

  char str_cur[MAX_PATH_CHARS];

  t_symbol *sym_cur = atom_getsym(argv);

  _filesys_get_path(x, sym_cur->s_name, str_cur);
  
  // Try deleting the file
  int err = 0;

#ifdef WIN_VERSION
  err = remove(str_cur);
#endif

#ifdef MAC_VERSION
  err = remove(str_cur);
#endif

  // In case of success
  if (!err) { if (x->a_verbose) { POST("Removing:  %s", sym_cur->s_name); } }

  // ... otherwise post an error message
  else {
    switch (errno) {
    case EACCES: MY_ERR("delete:  File is open or read-only:  \"%s\"",
      sym_cur->s_name); break;
    case ENOENT: MY_ERR("delete:  File not found:  \"%s\"", sym_cur->s_name); break;
    default: MY_ERR("delete:  Unknown error:  %i", errno); break; } }

  // Send a 0 or 1 message to indicate failure or success
  outlet_int(x->outl_return, err ? 0 : 1);
}

void _dict_recurse_value_find(t_dict_recurse *x, t_atom *value, const char* str)
{
  TRACE("_dict_recurse_value_find");
  
  switch (x->command) {

  case CMD_FIND_KEY:
    if (x->has_match) { POST("  %s  %s", x->path, str); }
    x->has_match = false;    // reset matching state

  case CMD_FIND_KEY_IN:
    if (x->has_match) { POST("  %s  %s", x->path, str); }
    break;
  
  default: break; }
}

const char *
dns_rpz_policy2str(dns_rpz_policy_t policy) {
	const char *str;

	switch (policy) {
	case DNS_RPZ_POLICY_PASSTHRU:
		str = "PASSTHRU";
		break;
	case DNS_RPZ_POLICY_NXDOMAIN:
		str = "NXDOMAIN";
		break;
	case DNS_RPZ_POLICY_NODATA:
		str = "NODATA";
		break;
	case DNS_RPZ_POLICY_RECORD:
		str = "Local-Data";
		break;
	case DNS_RPZ_POLICY_CNAME:
	case DNS_RPZ_POLICY_WILDCNAME:
		str = "CNAME";
		break;
	default:
		str = "";
		POST(str);
		INSIST(0);
	}
	return (str);
}

size_t streaming_readfunc(void* ptr, size_t size, size_t nmemb, void* stream) {
   LOG(LOG_INFO, "entry\n");

   IOBuf*        b     = (IOBuf*)stream;
   ObjectStream* os    = (ObjectStream*)b->user_data;
   size_t        total = (size * nmemb);
   LOG(LOG_INFO, "(%08lx) curl buff %ld\n", (size_t)os, total);

   // wait for producer to fill buffers
   WAIT(&os->iob_full);
   LOG(LOG_INFO, "(%08lx) avail-data: %ld\n", (size_t)os, b->avail);

   // maybe we were requested to quit or abort?
   if (b->write_count == 0) {
      // called by stream_sync()
      LOG(LOG_INFO, "(%08lx) got EOF\n", (size_t)os);
      POST(&os->iob_empty); // polite
      return 0;
   }
   else if (b->first->buf == (char*)1) {
      // called by stream_abort()
      LOG(LOG_INFO, "(%08lx) got ABORT\n", (size_t)os);
      POST(&os->iob_empty); // polite
      return CURL_READFUNC_ABORT;
   }

   // move producer's data into curl buffers.
   // (Might take more than one callback)
   size_t move_req = ((total <= b->avail) ? total : b->avail);
   size_t moved    = aws_iobuf_get_raw(b, (char*)ptr, move_req);

   // track total size
   os->written += moved;
   LOG(LOG_INFO, "(%08lx) moved %ld  (total: %ld)\n", (size_t)os, moved, os->written);

   if (b->avail) {
      LOG(LOG_INFO, "(%08lx) iterating (avail: %ld)\n", (size_t)os, b->avail);
      POST(&os->iob_full);  // next callback is pre-approved
   }
   else {
      LOG(LOG_INFO, "(%08lx) done with buffer (total written %ld)\n", (size_t)os, os->written);
      POST(&os->iob_empty); // tell producer that buffer is used
   }

   return moved;
}

/// Initializes the global state of the CLI.
///
/// This function can only be called once during the execution of a program,
/// unless override_for_testing is set to true.
///
/// \param argv0 The value of argv[0]; i.e. the program name.
/// \param override_for_testing Should always be set to false unless for tests
///     of this functionality, which may set this to true to redefine internal
///     state.
void
cmdline::init(const char* argv0, const bool override_for_testing)
{
    if (!override_for_testing)
        PRE_MSG(Progname.empty(), "cmdline::init called more than once");
    Progname = utils::fs::path(argv0).leaf_name();
    LD(F("Program name: %s") % Progname);
    POST(!Progname.empty());
}

void atomsFromPackPrivate(ListCount count, t_atom* listReturn, Pack* pack, unsigned int* index)
{
	POST("count: %i, index: %i", count, (*index));
	listReturn[(*index)] = pack->name;
				/*char buf[256];
				atom_string(& listReturn[*index],buf, 256);
				POST("Writing: [%i] = %s",*index,buf);*/

	unsigned int indexStart = (*index);

	(*index) += 2;

	ElementPackOrAtom* pElement=ListPackOrAtomGetFirst( & pack -> listSub);
	if(pElement)
	{
		do
		{
			PackOrAtom* pPackOrAtom= pElement -> pData;
			if(pPackOrAtom->isAtom)
			{
				listReturn[*index] = pPackOrAtom->atom;
				/*char buf[256];
				atom_string(& listReturn[*index],buf, 256);
				POST("Writing: [%i] = %s",*index,buf);*/
				(*index) += 1;
			}
			else
			{
				atomsFromPackPrivate( count- (*index), listReturn, &pPackOrAtom->pack, index);
				//POST("end recursion!");
				/*POST("INFO:");
				char hurz[256];
				atom_string(listReturn+temp,hurz,256);
				post(hurz);*/
			}
			pElement = ListPackOrAtomGetNext( &pack->listSub, pElement);
		}
		while(pElement);
	}
	SETFLOAT(&listReturn[indexStart+1], (*index)-indexStart-2);
	/*char buf2[256];
	atom_string(& listReturn[indexStart+1], buf2, 256);
	POST("Writing: [%i] = %s",indexStart+1,buf2);*/

	/*
	char buf3[256] = "";
	//POST("indexStart: %i",indexStart,count
	for(int i = indexStart; i < indexStart+count; i++)
	{
		atom_string(listReturn+i,buf3,256);
		//post(buf3);
		POST("\tatomList[%i]: %s", i, buf3);
	}
	*/
}

void dict_re_simulate(t_dict_recurse *x, t_symbol *sym, long argc, t_atom *argv)
{
  TRACE("dict_re_simulate");

  t_bool test = re_simulate(x->re2, atom_getsym(argv)->s_name);
  MY_ASSERT(x->re2->err != ERR_NONE, "Simulation error.");

  POST("Search: %s - Match: %s%s%s - %s", x->re2->re_search_s, atom_getsym(argv)->s_name, 
    (x->re2->repl_sub_cnt) ? " - Replace: " : "", (x->re2->repl_sub_cnt) ? x->re2->replace_p : "",
    test ? "MATCH" : "NO MATCH");
}

String thethingsiOClient::send() {
    String received = "";
    if (POST(regular_client, "/v2/things/" + token, "{\"values\":[" + data + "]}")) {
        data = "";
        delay(1000);
        while (regular_client->available()) {
            char c = (char)regular_client->read();
            received.concat(c);
        }
    }
    return received;
}

void dict_re_compile(t_dict_recurse *x, t_symbol *sym, long argc, t_atom *argv)
{
  TRACE("dict_re_compile");

  if (argc == 1) { re_compile(x->re2, atom_getsym(argv)->s_name, NULL); }
  else if (argc == 2) { re_compile(x->re2, atom_getsym(argv)->s_name, atom_getsym(argv + 1)->s_name); }

  MY_ASSERT(x->re2->err != ERR_NONE, "Compilation error.");

  POST("Compile: %s %s - RPN: %s - States: %i - Flags: %i - Substr: %i %s",
    x->re2->re_search_s, atom_getsym(argv + 1)->s_name, x->re2->rpn_s, x->re2->state_cnt,
    x->re2->capt_flags, x->re2->repl_sub_cnt, x->re2->repl_sub_s);
}

// Accept as much as <size>, from the streaming GET, into caller's <buf>.
// We may discover EOF at any time.  In that case, we'll return however
// much was actually read.  The next call
// will just short-circuit to return 0, signalling EOF to caller.
// 
// return -1 with errno, for failures.
// else return number of chars we get.
//
ssize_t stream_get(ObjectStream* os,
                   char*         buf,
                   size_t        size) {

   static const int get_timeout_sec = 10; /* totally made up out of thin air */

   IOBuf* b = &os->iob;     // shorthand

   LOG(LOG_INFO, "entry\n");
   if (! (os->flags & OSF_OPEN)) {
      LOG(LOG_ERR, "%s isn't open\n", os->url);
      errno = EINVAL;            /* ?? */
      return -1;
   }
   if (! (os->flags & OSF_READING)) {
      LOG(LOG_ERR, "%s isn't open for reading\n", os->url);
      errno = EINVAL;            /* ?? */
      return -1;
   }
   if (os->flags & OSF_EOF) {
      LOG(LOG_INFO, "already at EOF\n");
      return 0; // b->write_count;
   }
   os->flags &= ~(OSF_EOB);

   aws_iobuf_reset(b);          // doesn't affect <user_data>
   aws_iobuf_extend_static(b, (char*)buf, size);
   LOG(LOG_INFO, "got %ld-byte buffer for writefn\n", size);

   // let writefn move data
   POST(&os->iob_empty);

   // wait for writefn to fill our buffer
   LOG(LOG_INFO, "waiting for writefn\n");
   SAFE_WAIT(&os->iob_full, get_timeout_sec, os);
   //   SAFE_WAIT_KILL(&os->iob_full, get_timeout_sec, os);

   // writefn detected CURL EOF?
   if (os->flags & OSF_EOF) {
      LOG(LOG_INFO, "EOF is asserted\n");
   }
   if (os->flags & OSF_EOB) {
      LOG(LOG_INFO, "EOB is asserted\n");
   }

   os->written += b->write_count;
   LOG(LOG_INFO, "returning %ld (total=%ld)\n", b->write_count, os->written);
   return (b->write_count);
}

void
mouse_multi_click2(size_t num_clicks, CGPoint point)
{
  CGEventRef base_event = NEW_EVENT(
				    kCGEventLeftMouseDown,
				    point,
				    kCGMouseButtonLeft
				    );
  CGEventSetIntegerValueField(base_event, kCGMouseEventClickState, num_clicks);

  CHANGE(base_event, kCGEventLeftMouseDown);
  POST(base_event);

  CHANGE(base_event, kCGEventLeftMouseUp);
  POSTRELEASE(base_event);
}

void *filesys_new(t_symbol *sym, long argc, t_atom *argv)
{
  t_filesys *x = NULL;

  x = (t_filesys *)object_alloc(filesys_class);

  MY_ASSERT(!x, NULL, "Object allocation failed.");

  x->outl_return = bangout((t_object*)x);         // Outlet 1: 0 or 1 for failure or success (int)
  x->outl_mess = outlet_new((t_object*)x, NULL);  // Outlet 0: General messages

  _filesys_cd_patcher(x);

  POST("New object created:  directory:  %s", x->dir_s);

  return(x);
}

static
void
initialize_var(struct var *var, const char *envname)
{
    PRE(var->value == NULL);

    if (atf_env_has(envname)) {
        const char *val = atf_env_get(envname);
        if (strlen(val) > 0 || var->can_be_empty)
            var->value = val;
        else
            var->value = var->default_value;
    } else
        var->value = var->default_value;

    POST(var->value != NULL);
}