Example #1
0
 VALUE reval_do_call(VALUE args)
 {
     // Don't use rb_obj_instance_eval here, as it will implicitly
     // use any Ruby code block that was passed. See:
     // http://banisterfiend.wordpress.com/2008/09/25/metaprogramming-in-the-ruby-c-api-part-one-blocks/
     VALUE ctx = rb_ary_shift(args);
     VALUE code = rb_ary_shift(args);
     return rb_funcall(ctx, rb_intern("instance_eval"), 1, code);
 }
Example #2
0
	VALUE Color::rb_arcLoad(VALUE self, VALUE value)
	{
		VALUE arr = rb_f_str_unpack(value, "eeee");
		VALUE c_arr[4];
		c_arr[0] = rb_ary_shift(arr);
		c_arr[1] = rb_ary_shift(arr);
		c_arr[2] = rb_ary_shift(arr);
		c_arr[3] = rb_ary_shift(arr);
		return Color::create(4, c_arr);
	}
Example #3
0
static void
require_libraries(VALUE *req_list)
{
    VALUE list = *req_list;
    VALUE self = rb_vm_top_self();
    ID require;
    rb_thread_t *th = GET_THREAD();
    rb_block_t *prev_base_block = th->base_block;
    rb_encoding *extenc = rb_default_external_encoding();
    int prev_parse_in_eval = th->parse_in_eval;
    th->base_block = 0;
    th->parse_in_eval = 0;

    Init_ext();		/* should be called here for some reason :-( */
    CONST_ID(require, "require");
    while (list && RARRAY_LEN(list) > 0) {
	VALUE feature = rb_ary_shift(list);
	rb_enc_associate(feature, extenc);
	RBASIC(feature)->klass = rb_cString;
	OBJ_FREEZE(feature);
	rb_funcall2(self, require, 1, &feature);
    }
    *req_list = 0;

    th->parse_in_eval = prev_parse_in_eval;
    th->base_block = prev_base_block;
}
Example #4
0
/*
 * call-seq:
 *   Kernel.each_backtrace_frame( & block )
 *
 * Return array of hashes with object and method frame information for backtrace.
 * Specifying number_of_frames will cause only the last number_of_frames to be returned.
 * Kernel.backtrace returns all frames including the current context (__method__/__callee__).
 */
VALUE rb_RPRuby_Sender_Kernel_each_backtrace_frame(	int		argc,
													VALUE*	args,
													VALUE	rb_self )	{

	rb_thread_t*			c_thread					= GET_THREAD();
	//	Get the current frame - we're doing a backtrace, so our current working frame to start is the first previous thread
	rb_control_frame_t*		c_current_context_frame		= RUBY_VM_PREVIOUS_CONTROL_FRAME( RUBY_VM_PREVIOUS_CONTROL_FRAME( c_thread->cfp ) );
	
	//	c_top_of_control_frame describes the top edge of the stack trace
	//	set c_top_of_control_frame to the first frame in <main>
    rb_control_frame_t*		c_top_of_control_frame	=	RUBY_VM_NEXT_CONTROL_FRAME( RUBY_VM_NEXT_CONTROL_FRAME( (void *)( c_thread->stack + c_thread->stack_size ) ) );
	
	VALUE	rb_stored_backtrace_array	=	Qnil;
	
	//	if we were passed a stored backtrace array, use it
	if (	argc == 1
		&&	TYPE( args[ 0 ] ) == T_ARRAY )	{
		rb_stored_backtrace_array	=	args[ 0 ];
	}
				
	//	for each control frame:
    while ( c_current_context_frame < c_top_of_control_frame ) {

		VALUE	rb_frame_hash;
		//	if we are using a stored backtrace we don't need to ask for a new hash
		if ( rb_stored_backtrace_array == Qnil )	{
			rb_frame_hash	=	rb_RPRuby_Sender_Kernel_internal_backtraceHashForControlFrame(	& c_current_context_frame );
		}
		else {
			rb_frame_hash	=	rb_ary_shift( rb_stored_backtrace_array );
		}

		if ( rb_frame_hash == Qnil )	{
			break;
		}
		
		//	if we try to iterate using an Enumerator we will lose our context
		if ( ! rb_block_given_p() )	{
			
			//	we solve this by assuming that the desired context is the moment when each_backtrace_frame is called
			//	this allows us to store the backtrace and iterate it as we want
			//	the only downside is that we have to get the entire backtrace first in order to store it
			rb_stored_backtrace_array	=	rb_RPRuby_Sender_Kernel_backtrace(	0,
																				NULL,
																				rb_self );
		
			RETURN_ENUMERATOR( rb_self, 1, & rb_stored_backtrace_array );
		}
		
		//	otherwise, yield the block
		rb_yield( rb_frame_hash );
		
		//	only move the frame if we are not using a stored backtrace
		if ( rb_stored_backtrace_array == Qnil )	{
			c_current_context_frame = RUBY_VM_PREVIOUS_CONTROL_FRAME( c_current_context_frame );		
		}
	}
	
	return Qnil;
}
Example #5
0
static VALUE
queue_do_pop(VALUE self, int should_block)
{
    struct waiting_delete args;
    args.waiting = GET_QUEUE_WAITERS(self);
    args.th	 = rb_thread_current();

    while (queue_length(self) == 0) {
	if (!should_block) {
	    rb_raise(rb_eThreadError, "queue empty");
	}
	else if (queue_closed_p(self)) {
	    return queue_closed_result(self);
	}
	else {
	    assert(queue_length(self) == 0);
	    assert(queue_closed_p(self) == 0);

	    rb_ary_push(args.waiting, args.th);
	    rb_ensure(queue_sleep, (VALUE)0, queue_delete_from_waiting, (VALUE)&args);
	}
    }

    return rb_ary_shift(GET_QUEUE_QUE(self));
}
static
void free_expr_arglist(ABSTRACT_ARGLIST* arglist) {
    VALUE args = (VALUE)arglist;
    VALUE registory = rb_ary_shift(args);
    rb_hash_delete(registory, rb_obj_id(args));
    return;
}
Example #7
0
static VALUE glut_Init( int argc, VALUE * argv, VALUE obj)
{
	int largc;
	char** largv;
	VALUE new_argv;
	VALUE orig_arg;
	int i;

	if (rb_scan_args(argc, argv, "01", &orig_arg) == 0)
		orig_arg = rb_eval_string("[$0] + ARGV");
	else 
		Check_Type(orig_arg, T_ARRAY);
	
	/* converts commandline parameters from ruby to C, passes them
	to glutInit and returns the parameters stripped of glut-specific
	commands ("-display","-geometry" etc.) */
	largc = RARRAY_LEN(orig_arg);
	largv = ALLOCA_N(char*, largc);
	for (i = 0; i < largc; i++)
		largv[i] = STR2CSTR(RARRAY_PTR(orig_arg)[i]);
	
	glutInit(&largc, largv);
	
	new_argv = rb_ary_new2(largc);
	for (i = 0; i < largc; i++)
		rb_ary_push(new_argv,rb_str_new2(largv[i]));

	rb_ary_shift(new_argv);

	return new_argv;
}
Example #8
0
/*
  Foo = Numo::Struct.new {
    int8     :byte
    float64  :float, [2,2]
    dcomplex :compl
  }
 */
static VALUE
nst_s_new(int argc, VALUE *argv, VALUE klass)
{
    VALUE name=Qnil, rest, size;
    VALUE st, members;
    ID id;

    rb_scan_args(argc, argv, "0*", &rest);
    if (RARRAY_LEN(rest)>0) {
        name = RARRAY_AREF(rest,0);
        if (!NIL_P(name)) {
            VALUE tmp = rb_check_string_type(name);
            if (!NIL_P(tmp)) {
                rb_ary_shift(rest);
            } else {
                name = Qnil;
            }
        }
    }

    if (NIL_P(name)) {
        st = rb_define_class_id(name, klass);
        rb_funcall(klass, rb_intern("inherited"), 1, st);
    }
    else {
        char *cname = StringValuePtr(name);
        id = rb_intern(cname);
        if (!rb_is_const_id(id)) {
            rb_name_error(id, "identifier %s needs to be constant", cname);
        }
        if (rb_const_defined_at(klass, id)) {
            rb_warn("redefining constant Struct::%s", cname);
            rb_mod_remove_const(klass, ID2SYM(id));
        }
        st = rb_define_class_under(klass, rb_id2name(id), klass);
    }

    rb_iv_set(st, "__members__", rb_ary_new());
    rb_iv_set(st, "__offset__", INT2FIX(0));

    if (rb_block_given_p()) {
        rb_mod_module_eval(0, 0, st);
    }

    size = rb_iv_get(st, "__offset__");
    members = rb_iv_get(st, "__members__");
    //printf("size=%d\n",NUM2INT(size));
    rb_define_const(st, CONTIGUOUS_STRIDE, size);
    rb_define_const(st, ELEMENT_BYTE_SIZE, size);
    rb_define_const(st, ELEMENT_BIT_SIZE,  rb_funcall(size,'*',1,INT2FIX(8)));

    OBJ_FREEZE(members);
    rb_define_const(st, "DEFINITIONS", members);

    rb_define_singleton_method(st, "new", rb_class_new_instance, -1);
    //rb_define_singleton_method(st, "[]", rb_class_new_instance, -1);
    rb_define_method(st, "allocate", nst_allocate, 0);

    return st;
}
Example #9
0
/* rf_readdir
 *
 * Used when: 'ls'
 *
 * FuseFS will call: 'directory?' on FuseRoot with the given path
 *   as an argument. If the return value is true, then it will in turn
 *   call 'contents' and expects to receive an array of file contents.
 *
 * '.' and '..' are automatically added, so the programmer does not
 *   need to worry about those.
 */
static int
rf_readdir(const char *path, void *buf, fuse_fill_dir_t filler,
           off_t offset, struct fuse_file_info *fi) {
  VALUE contents;
  VALUE cur_entry;
  VALUE retval;

  debug("rf_readdir(%s)\n", path );

  /* This is what fuse does to turn off 'unused' warnings. */
  (void) offset;
  (void) fi;

  /* FuseRoot must exist */
  if (FuseRoot == Qnil) {
    if (!strcmp(path,"/")) {
      filler(buf,".", NULL, 0);
      filler(buf,"..", NULL, 0);
      return 0;
    }
    return -ENOENT;
  }

  if (strcmp(path,"/") != 0) {
    debug("  Checking is_directory? ...");
    retval = rf_call(path, is_directory,Qnil);

    if (!RTEST(retval)) {
      debug(" no.\n");
      return -ENOENT;
    }
    debug(" yes.\n");
  }
 
  /* These two are Always in a directory */
  filler(buf,".", NULL, 0);
  filler(buf,"..", NULL, 0);

  retval = rf_call(path, id_dir_contents,Qnil);
  if (!RTEST(retval)) {
    return 0;
  }
  if (TYPE(retval) != T_ARRAY) {
    return 0;
  }

  /* Duplicate the array, just in case. */
  /* TODO: Do this better! */
  retval = rb_funcall(retval,id_dup,0);

  while ((cur_entry = rb_ary_shift(retval)) != Qnil) {

    if (TYPE(cur_entry) != T_STRING)
      continue;

    filler(buf,StringValuePtr(cur_entry),NULL,0);
  }
  return 0;
}
Example #10
0
static void
wakeup_first_thread(VALUE list)
{
    VALUE thread;

    while (!NIL_P(thread = rb_ary_shift(list))) {
	if (RTEST(rb_thread_wakeup_alive(thread))) break;
    }
}
Example #11
0
/*
 * call-seq:
 *   Statgrab.new(drop_privileges=true)
 *
 * Set privileges and prepare connections, and then drop privileges.
 * See <tt>statgrab(3)</tt> manpage.
 */
static VALUE
statgrab_initialize(VALUE self, VALUE args)
{
	if (sg_init())
		statgrab_handle_error();

	if (rb_ary_shift(args) != Qfalse && sg_drop_privileges())
		statgrab_handle_error();

	return self;
}
Example #12
0
static VALUE
cr_gradient_pattern_get_color_stop_color (VALUE self, VALUE index)
{
  VALUE result, offset, rgba;

  result = cr_gradient_pattern_get_color_stop_rgba (self, index);
  offset = rb_ary_shift (result);
  rgba = result;

  return rb_ary_new3 (2, offset, cr_color_parse (rgba));
}
static 
void call_expr_userfnc (ABSTRACT_CALLER* callback_state, ABSTRACT_ARGLIST* arglist, ABSTRACT_USERFUNC* hashvalptr, ABSTRACT_EXPRVAL* exprval) {
    char* empty = "";
    VALUE self = (VALUE)callback_state;
    VALUE func = (VALUE)hashvalptr;
    VALUE args = (VALUE)arglist;
    PSTRING retvalpstr = { empty, empty };

    if (hashvalptr==NULL) {
        rb_raise(rb_eRuntimeError, "FATAL INTERNAL ERROR:Call_EXPR:function called but not exists");
        tmplpro_set_expr_as_pstring(exprval, retvalpstr);
        return;
    } else if (NIL_P(func) || !rb_obj_is_kind_of(func, rb_cProc)) {
        rb_raise(rb_eRuntimeError, "FATAL INTERNAL ERROR:Call_EXPR:not a Proc object");
        tmplpro_set_expr_as_pstring(exprval, retvalpstr);
        return;
    }

    /* head of args is not a true aruguments(it is a regisotry of args). */
    VALUE tmp = rb_ary_shift(args);
    VALUE retval = rb_proc_call(func, args);
    rb_ary_unshift(args, tmp);

    VALUE registory = Qnil;

    switch (TYPE(retval)) {
    case T_FIXNUM:
	tmplpro_set_expr_as_int64(exprval, FIX2LONG(retval));
        break;
    case T_TRUE:
	tmplpro_set_expr_as_int64(exprval, 1);
        break;
    case T_FALSE:
	tmplpro_set_expr_as_int64(exprval, 0);
        break;
    case T_FLOAT:
        tmplpro_set_expr_as_double(exprval, NUM2DBL(retval));
        break;
    case T_NIL:
        tmplpro_set_expr_as_null(exprval);
        break;
    default:
        registory = rb_ivar_get(self, rb_intern("@internal_expr_results"));
        rb_ary_push(registory, retval);
        retvalpstr.begin = StringValuePtr(retval);
	retvalpstr.endnext = retvalpstr.begin + RSTRING_LEN(retval);
	tmplpro_set_expr_as_pstring(exprval, retvalpstr);
    }

    return;
}
Example #14
0
/**
 * initialize
**/
static VALUE t_initialize(int argc, VALUE *argv, VALUE self)
{
    VALUE num;
    root_node root;

    Data_Get_Struct(self, struct _root_node, root);
    if (argc == 1) {
        while((num = rb_ary_shift(argv[0])) != Qnil) {
            add_num(root, NUM2UINT(num));
        }
    }

    return self;
}
Example #15
0
static VALUE
each_cons_i(VALUE val, VALUE *memo)
{
    VALUE ary = memo[0];
    VALUE v = Qnil;
    long size = (long)memo[1];

    if (RARRAY_LEN(ary) == size) {
        rb_ary_shift(ary);
    }
    rb_ary_push(ary, val);
    if (RARRAY_LEN(ary) == size) {
        v = rb_yield(rb_ary_dup(ary));
    }
    return v;
}
Example #16
0
static VALUE
ServiceModule_register(VALUE self, VALUE commands)
{
  struct Service *ruby_service = get_service(self);
  struct ServiceMessage *generic_msgtab;
  VALUE command;
  long i;

  Check_Type(commands, T_ARRAY);

  for(i = RARRAY(commands)->len-1; i >= 0; --i)
  {
    VALUE name, param_min, param_max, flags, access, hlp_shrt, hlp_long;
    char *tmp;

    command = rb_ary_shift(commands);
    Check_Type(command, T_ARRAY);

    name = rb_ary_shift(command);
    param_min = rb_ary_shift(command);
    param_max = rb_ary_shift(command);
    flags = rb_ary_shift(command);
    access = rb_ary_shift(command);
    hlp_shrt = rb_ary_shift(command);
    hlp_long = rb_ary_shift(command);

    generic_msgtab = MyMalloc(sizeof(struct ServiceMessage));
    DupString(tmp, StringValueCStr(name));

    generic_msgtab->cmd = tmp;
    generic_msgtab->parameters = NUM2INT(param_min);
    generic_msgtab->maxpara = NUM2INT(param_max);
    generic_msgtab->flags = NUM2INT(flags);
    generic_msgtab->access = NUM2INT(access);
    generic_msgtab->help_short = NUM2INT(hlp_shrt);
    generic_msgtab->help_long = NUM2INT(hlp_long);

    generic_msgtab->handler = m_generic;

    mod_add_servcmd(&ruby_service->msg_tree, generic_msgtab);
  }

  return Qnil;
}
Example #17
0
/* Sits on the queue, deals with new connections*/
VALUE mtserver_fetcher_thread(VALUE self)
{
   struct timeval delay,s_delay;
   int loops=80;
   VALUE socket;
   VALUE sockets=rb_iv_get(self,"@sockets");
   delay.tv_usec=250000;
   s_delay.tv_usec=500;
   mtserver_avail_add(self);
   ++RMTServer(self)->workers;
   while (loops>0)
     {
	socket=rb_ary_shift(sockets);
	if (socket!=Qnil) 
	  {
	     mtserver_avail_dec(self);
	     if (rb_iv_get(self,"@ssl")==Qnil)
	       {		  
		  rb_funcall(self,rb_intern("_serve"),1,socket);
	       }
	     else
	       {		  
		  rb_funcall(self,rb_intern("_servessl"),1,socket);
	       }	       
	     mtserver_avail_add(self);
	  }
	else
	  {	     
	     if (RMTServer(self)->avail>1) 
	       {
		  rb_thread_wait_for(delay);
		  --loops;
	       }
	     else
	       {
		  rb_thread_wait_for(s_delay);
	       }     
	  }
     }
   mtserver_avail_dec(self);
   --RMTServer(self)->workers;
//   printf("-Thread\n");
   return Qtrue;
	     

}
Example #18
0
static VALUE dh_init(int argc, VALUE* argv, VALUE self)
{
 VALUE db_user,
       db_pass,
       db_args,
       db_name,
       db_host,
       tds_socket;

 TDSSOCKET *tds;
        
 /* Let's fill our variables... */
       
 rb_scan_args(argc, argv, "2*", &db_user, &db_pass, &db_args);
 
 db_args = rb_ary_shift(db_args);

 if(db_args != Qnil)
 {
  db_args = rb_str_split(db_args, ":");
  db_name = rb_ary_entry(db_args, 0);
  db_host = rb_ary_entry(db_args, 1);
 }
 
 if(db_host == Qnil) { db_host = rb_str_new2("localhost"); }
  
 /* Get a TDSSOCKET */ 
 tds_socket = tdss_new(db_host, db_user, db_pass);
 rb_iv_set(self, "@tds_socket", tds_socket);
 Data_Get_Struct(tds_socket, TDSSOCKET, tds);

 /* If the user submited a database-name, change to it */ 
 if(db_name != Qnil)
 {
  if(tds_submit_query(tds,STR2CSTR(rb_str_concat(rb_str_new2("USE "), db_name))) != TDS_SUCCEED)
  {
   rb_raise(rb_eRuntimeError, "SQL-USE failed (1)");
  }
  else
  {
   process_results(tds);
  } 
 }
   
 return self;
} // dh_init
Example #19
0
VALUE rugged__block_yield_splat(VALUE args) {
	VALUE block = rb_ary_shift(args);
	int n = RARRAY_LENINT(args);

	if (n == 0) {
		return rb_funcall(block, rb_intern("call"), 0);
	} else {
		int i;
		VALUE *argv;
		argv = ALLOCA_N(VALUE, n);

		for (i=0; i < n; i++) {
			argv[i] = rb_ary_entry(args, i);
		}

		return rb_funcall2(block, rb_intern("call"), n, argv);
	}
}
Example #20
0
static VALUE
rb_szqueue_max_set(VALUE self, VALUE vmax)
{
    long max = NUM2LONG(vmax), diff = 0;
    VALUE t;

    if (max <= 0) {
	rb_raise(rb_eArgError, "queue size must be positive");
    }
    if ((unsigned long)max > GET_SZQUEUE_ULONGMAX(self)) {
	diff = max - GET_SZQUEUE_ULONGMAX(self);
    }
    RSTRUCT_SET(self, SZQUEUE_MAX, vmax);
    while (diff-- > 0 && !NIL_P(t = rb_ary_shift(GET_SZQUEUE_WAITERS(self)))) {
	rb_thread_wakeup_alive(t);
    }
    return vmax;
}
static VALUE ov_http_client_wait(VALUE self, VALUE request) {
    VALUE next;
    VALUE result;
    ov_http_client_object* ptr;
    ov_http_client_wait_context context;

    /* Get the pointer to the native object and check that it isn't closed: */
    ov_http_client_ptr(self, ptr);
    ov_http_client_check_closed(ptr);

    /* Work till the transfer has been completed. */
    context.handle = ptr->handle;
    context.code = CURLE_OK;
    context.cancel = false;
    for (;;) {
        /* Move requests from the queue to libcurl: */
        while (RARRAY_LEN(ptr->queue) > 0 && RHASH_SIZE(ptr->pending) < ptr->limit) {
            next = rb_ary_shift(ptr->queue);
            ov_http_client_submit(self, next);
        }

        /* Check if the response is already available, if so then return it: */
        result = rb_hash_delete(ptr->completed, request);
        if (!NIL_P(result)) {
            return result;
        }

        /* If the response isn't available yet, then do some real work: */
        rb_thread_call_without_gvl(
            ov_http_client_wait_task,
            &context,
            ov_http_client_wait_cancel,
            &context
        );
        if (context.cancel) {
            return Qnil;
        }
        if (context.code != CURLE_OK) {
            rb_raise(ov_error_class, "Unexpected error while waiting: %s", curl_easy_strerror(context.code));
        }
    }

    return Qnil;
}
Example #22
0
VALUE
rb_fairy_xmarshaled_queue_pop(VALUE self)
{
  fairy_xmarshaled_queue_t *mq;
  VALUE buf;
  struct rb_fairy_xmarshaled_queue_pop_arg arg;
  GetFairyXMarshaledQueuePtr(self, mq);

  while (NIL_P(mq->pop_queue) || RARRAY_LEN(mq->pop_queue) == 0) {
    buf = rb_xthread_fifo_pop(mq->buffers);
    if (NIL_P(buf)) {
      arg.self = self;
      arg.buf = Qnil;
      mq->mon_synchronize(mq->buffers_mon,
			  rb_fairy_xmarshaled_queue_pop_wait, &arg);
      buf = arg.buf;
    }
    if (EOS_P(buf)) {
      mq->pop_queue = rb_ary_new3(1, buf);
    }
    else if (CLASS_OF(buf) == rb_cFairyFastTempfile) {
      buf = rb_fairy_xmarshaled_queue_restore(self, buf);
      if (CLASS_OF(buf) == rb_cFairyStringBuffer) {
	VALUE tmp = buf;
	buf = rb_fairy_string_buffer_to_a(tmp);
	rb_fairy_string_buffer_clear(tmp);
      }
      mq->pop_queue = buf;
    }
    else {
      buf = rb_marshal_load(buf);
      if (CLASS_OF(buf) == rb_cFairyStringBuffer) {
	mq->pop_queue = rb_fairy_string_buffer_to_a(buf);
	rb_fairy_string_buffer_clear(buf); 
	mq->buffers_cache_no--;
      }
      else {
	mq->pop_queue = buf;
	mq->buffers_cache_no--;
      }
    }
  }
  return rb_ary_shift(mq->pop_queue);
}
Example #23
0
/**
 * new
 **/
static VALUE
t_new(int argc, VALUE *argv, VALUE klass)
{
    node root;
    VALUE obj, array, string;

    root = initialize_node(NULL_CHAR);

    obj = Data_Make_Struct(klass, struct _node, NULL, destroy_node, root);

    if (argc == 1) {
        array = argv[0];
        while((string = rb_ary_shift(argv[0])) != Qnil) {
            t_add(obj, string);
        }
    }

    return obj;
}
Example #24
0
static VALUE
rb_queue_marshal_load(VALUE self, VALUE data)
{
    Queue *queue;
    VALUE array;
    Data_Get_Struct(self, Queue, queue);

    array = rb_marshal_load(data);
    if (TYPE(array) != T_ARRAY) {
        rb_raise(rb_eRuntimeError, "expected Array of queue data");
    }
    if (RARRAY_LEN(array) < 1) {
        rb_raise(rb_eRuntimeError, "missing capacity value");
    }
    queue->capacity = NUM2ULONG(rb_ary_shift(array));
    push_multiple_list(&queue->values, RARRAY_PTR(array), (unsigned)RARRAY_LEN(array));

    return self;
}
Example #25
0
xmlXPathObjectPtr
rxml_xpath_from_value(VALUE value) {
  xmlXPathObjectPtr result = NULL;

  switch (TYPE(value)) {
    case T_TRUE:
    case T_FALSE:
      result = xmlXPathNewBoolean(RTEST(value));
      break;
    case T_FIXNUM:
    case T_FLOAT:
      result = xmlXPathNewFloat(NUM2DBL(value));
      break;
    case T_STRING:
      result = xmlXPathWrapString(xmlStrdup((const xmlChar *)StringValuePtr(value)));
      break;
    case T_NIL:
      result = xmlXPathNewNodeSet(NULL);
      break;
    case T_ARRAY: {
      long i, j;
      result = xmlXPathNewNodeSet(NULL);

      for (i = RARRAY_LEN(value); i > 0; i--) {
        xmlXPathObjectPtr obj = rxml_xpath_from_value(rb_ary_shift(value));

        if ((obj->nodesetval != NULL) && (obj->nodesetval->nodeNr != 0)) {
          for (j = 0; j < obj->nodesetval->nodeNr; j++) {
            xmlXPathNodeSetAdd(result->nodesetval, obj->nodesetval->nodeTab[j]);
          }
        }
      }
      break;
    }
    default:
      rb_raise(rb_eTypeError,
        "can't convert object of type %s to XPath object", rb_obj_classname(value)
      );
  }

  return result;
}
Example #26
0
static void
require_libraries(struct cmdline_options *opt)
{
    VALUE list = opt->req_list;
    ID require;
    rb_thread_t *th = GET_THREAD();
    rb_block_t *prev_base_block = th->base_block;
    int prev_parse_in_eval = th->parse_in_eval;
    th->base_block = 0;
    th->parse_in_eval = 0;

    Init_ext();		/* should be called here for some reason :-( */
    CONST_ID(require, "require");
    while (list && RARRAY_LEN(list) > 0) {
	VALUE feature = rb_ary_shift(list);
	rb_funcall2(rb_vm_top_self(), require, 1, &feature);
    }
    opt->req_list = 0;

    th->parse_in_eval = prev_parse_in_eval;
    th->base_block = prev_base_block;
}
Example #27
0
    static VALUE
storage_observe_callback(VALUE args, VALUE cookie)
{
    struct cb_context_st *ctx = (struct cb_context_st *)cookie;
    struct cb_bucket_st *bucket = ctx->bucket;
    VALUE res = rb_ary_shift(args);

    if (ctx->proc != Qnil) {
        rb_ivar_set(res, cb_id_iv_operation, ctx->operation);
        cb_proc_call(bucket, ctx->proc, 1, res);
    }
    if (!RTEST(ctx->observe_options)) {
        ctx->nqueries--;
        if (ctx->nqueries == 0) {
            ctx->proc = Qnil;
            if (bucket->async) {
                cb_context_free(ctx);
            }
        }
    }
    return Qnil;
}
Example #28
0
static VALUE array_spec_rb_ary_shift(VALUE self, VALUE array) {
  return rb_ary_shift(array);
}
Example #29
0
static void
process_sflag(struct cmdline_options *opt)
{
    if (opt->sflag) {
	long n;
	VALUE *args;
	VALUE argv = rb_argv;

	n = RARRAY_LEN(argv);
	args = RARRAY_PTR(argv);
	while (n > 0) {
	    VALUE v = *args++;
	    char *s = StringValuePtr(v);
	    char *p;
	    int hyphen = Qfalse;

	    if (s[0] != '-')
		break;
	    n--;
	    if (s[1] == '-' && s[2] == '\0')
		break;

	    v = Qtrue;
	    /* check if valid name before replacing - with _ */
	    for (p = s + 1; *p; p++) {
		if (*p == '=') {
		    *p++ = '\0';
		    v = rb_str_new2(p);
		    break;
		}
		if (*p == '-') {
		    hyphen = Qtrue;
		}
		else if (*p != '_' && !ISALNUM(*p)) {
		    VALUE name_error[2];
		    name_error[0] =
			rb_str_new2("invalid name for global variable - ");
		    if (!(p = strchr(p, '='))) {
			rb_str_cat2(name_error[0], s);
		    }
		    else {
			rb_str_cat(name_error[0], s, p - s);
		    }
		    name_error[1] = args[-1];
		    rb_exc_raise(rb_class_new_instance(2, name_error, rb_eNameError));
		}
	    }
	    s[0] = '$';
	    if (hyphen) {
		for (p = s + 1; *p; ++p) {
		    if (*p == '-')
			*p = '_';
		}
	    }
	    rb_gv_set(s, v);
	}
	n = RARRAY_LEN(argv) - n;
	while (n--) {
	    rb_ary_shift(argv);
	}
    }
    opt->sflag = 0;
}
static VALUE
rg_insert(int argc, VALUE *argv, VALUE self)
{
    VALUE parent, position, values, ret;
    GtkTreeIter iter;
    GtkTreeStore* model = _SELF(self);

    rb_scan_args(argc, argv, "21", &parent, &position, &values);

    if (NIL_P(values)){
        gtk_tree_store_insert(model, &iter, 
                              NIL_P(parent) ? NULL : RVAL2GTKTREEITER(parent), 
                              NUM2INT(position));
        iter.user_data3 = model;
        ret = GTKTREEITER2RVAL(&iter);
        G_CHILD_ADD(self, ret);
    } else {
#if GTK_CHECK_VERSION(2,10,0)
        gint *c_columns;
        GValue *c_values;
        long size, i;

        size = NUM2INT(rb_funcall(values, rb_intern("size"), 0));
        c_columns = ALLOCA_N(gint, size);
        c_values = ALLOCA_N(GValue, size);

        if(TYPE(values)==T_ARRAY) {
            for(i=0; i<size; i++) {
                GType gtype;
                GValue gval = G_VALUE_INIT;

                c_columns[i] = i;
                gtype = gtk_tree_model_get_column_type(GTK_TREE_MODEL(RVAL2GOBJ(self)),
                                                       c_columns[i]);

                g_value_init(&gval, gtype);
                rbgobj_rvalue_to_gvalue(rb_ary_shift(values), &gval);
                c_values[i] = gval;
            }
        } else if(TYPE(values)==T_HASH) {
            VALUE r_columns;
            r_columns = rb_funcall(values, rb_intern("keys"), 0);

            for(i=0; i<size; i++) {
                GType gtype;
                GValue gval = G_VALUE_INIT;

                c_columns[i] = NUM2INT (rb_ary_entry(r_columns, i));
                gtype = gtk_tree_model_get_column_type(GTK_TREE_MODEL(RVAL2GOBJ(self)),
                                                       c_columns[i]);

                g_value_init(&gval, gtype);
                rbgobj_rvalue_to_gvalue(rb_hash_aref(values, INT2NUM(c_columns[i])), &gval);
                c_values[i] = gval;
            }
        } else {
            rb_raise(rb_eArgError, "values must be of type Hash or Array");
        }

        gtk_tree_store_insert_with_valuesv(model, &iter,
                                           NIL_P(parent) ? NULL : RVAL2GTKTREEITER(parent),
                                           NUM2INT(position),
                                           c_columns,
                                           c_values,
                                           size);
        iter.user_data3 = model;

        ret = GTKTREEITER2RVAL(&iter);
        G_CHILD_ADD(self, ret);

        for(i=0; i<size; i++) {
            G_CHILD_ADD(ret, rbgobj_gvalue_to_rvalue(&(c_values[i])));
            g_value_unset(&(c_values[i]));
        }
#else
        rb_warn("Gtk::TreeStore#insert(parent, position, values) requires GTK+-2.10.0 or later");
        gtk_tree_store_insert(model, &iter, 
                              NIL_P(parent) ? NULL : RVAL2GTKTREEITER(parent), 
                              NUM2INT(position));
        iter.user_data3 = model;
        ret = GTKTREEITER2RVAL(&iter);
        G_CHILD_ADD(self, ret);
#endif
    }

    return ret;
}