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/*
Written by Pieter J. Schoenmakers <tiggr@ics.ele.tue.nl>
Copyright (C) 1996 Pieter J. Schoenmakers.
This file is part of TOM. TOM is distributed under the terms of the
TOM License, a copy of which can be found in the TOM distribution; see
the file LICENSE.
$Id: arraydef.c,v 1.43 1998/01/05 01:18:30 tiggr Exp $ */
tom_object
C4 (c_tom_, CP, ARRAY, _r_with_x)
(tom_object self, selector cmd, ...)
{
tom_object r;
va_list ap;
va_start (ap, cmd);
r = array_with_elts (self, cmd, ap, ETD, sizeof (ET));
va_end (ap);
return r;
}
ET
C6 (i_tom_, CP, ARRAY, _, F, _at_i)
(tom_object self, selector cmd, tom_int index)
{
struct _es_i_tom_Array *this = trt_ext_address (self, _ei_i_tom_Array);
check_index (self, index, this->length);
return CONTENTS (this)[index];
}
tom_object
C4 (i_tom_Mutable, CP, ARRAY, _r_initWithCapacity_i)
(tom_object self, selector cmd, tom_int cap)
{
struct _es_i_tom_Array *this;
struct _es_i_tom_MutableArray *that;
this = trt_ext_address (self, _ei_i_tom_Array);
that = trt_ext_address (self, _ei_i_tom_MutableArray);
if (cap)
CONTENTS (this) = xmalloc (cap * sizeof (ET));
that->capacity = cap;
return self;
}
ET
C6 (i_tom_Mutable, CP, ARRAY, _, F, _removeAt_i)
(tom_object self, selector cmd, tom_int index)
{
struct _es_i_tom_Array *this = trt_ext_address (self, _ei_i_tom_Array);
ET previous;
check_index (self, index, this->length);
previous = CONTENTS (this)[index];
if (this->length - index - 1)
memmove (CONTENTS (this) + index, CONTENTS (this) + index + 1,
this->length - index - 1);
this->length--;
return previous;
}
void
C4 (i_tom_Mutable, CP, ARRAY, _v_removeElements__ii_)
(tom_object self, selector cmd, tom_int start, tom_int length)
{
array_remove_elements (self, start, length, sizeof (ET));
}
void
C4 (i_tom_Mutable, CP, ARRAY, _v_resize__ii_)
(tom_object self, selector cmd, tom_int start, tom_int num)
{
tom_int new_len;
struct _es_i_tom_Array *this;
struct _es_i_tom_MutableArray *that;
this = trt_ext_address (self, _ei_i_tom_Array);
that = trt_ext_address (self, _ei_i_tom_MutableArray);
if (start < 0 || start > this->length || num < 0)
trt_raise (0, self, cmd, c_tom_Conditions_program_condition,
"bad resize (%d, %d)", (int) start, (int) num);
new_len = this->length + num;
if (new_len > that->capacity)
{
this->contents = xrealloc (this->contents, new_len * sizeof (ET));
that->capacity = new_len;
}
memmove (CONTENTS (this) + start + num, CONTENTS (this) + start,
(this->length - start) * sizeof (ET));
BZERO (CONTENTS (this) + start, num * sizeof (ET));
this->length = new_len;
}
void
C4 (i_tom_Mutable, CP, ARRAY, _v_swap__ii_)
(tom_object self, selector cmd, tom_int i, tom_int j)
{
struct _es_i_tom_Array *this;
this = trt_ext_address (self, _ei_i_tom_Array);
check_index (self, i, this->length);
check_index (self, j, this->length);
if (i != j)
{
ET a_i = CONTENTS (this)[i];
ET a_j = CONTENTS (this)[j];
CONTENTS (this)[i] = a_j;
CONTENTS (this)[j] = a_i;
}
}
void
C6 (i_tom_Mutable, CP, ARRAY, _v_set_, F, _at_i)
(tom_object self, selector cmd, ET elt, tom_int index)
{
struct _es_i_tom_MutableArray *that;
struct _es_i_tom_Array *this;
this = trt_ext_address (self, _ei_i_tom_Array);
that = trt_ext_address (self, _ei_i_tom_MutableArray);
check_index (self, index, this->length + 1);
if (index >= that->capacity)
{
tom_int new_cap = that->capacity ? 2 * that->capacity : 4;
VOID_CONTENTS (this) = xrealloc (CONTENTS (this), new_cap * sizeof (ET));
BZERO (CONTENTS (this) + that->capacity,
(new_cap - that->capacity) * sizeof (ET));
that->capacity = new_cap;
}
#ifdef DO_ARRAY_METHODS
elt = trt_assign_object_var (self, elt);
#endif
CONTENTS (this)[index] = elt;
if (index == this->length)
this->length++;
}
void *
C4 (i_tom_, CP, ARRAY, __pi__pointerToElements__ii_)
(tom_object self, selector cmd, tom_int start, tom_int len,
tom_int *actual)
{
struct _es_i_tom_Array *this = trt_ext_address (self, _ei_i_tom_Array);
start = TRT_SEND ((int_imp), self, SEL (_ii__adjustRange__ii_),
start, len, &len);
*actual = len;
return len ? CONTENTS (this) + start : NULL;
}
tom_int
C3 (i_tom_, CP, Array_i_elementByteSize) (tom_object self, selector cmd)
{
return sizeof (ET);
}
#ifndef NO_INIT_WITH_ENUMERATOR
tom_object
C4 (i_tom_, CP, ARRAY, _r_initWithEnumerator_r)
(tom_object self, selector cmd, tom_object e)
{
struct _es_i_tom_Array *this = trt_ext_address (self, _ei_i_tom_Array);
int cap = 0;
tom_byte b;
ET o;
for (;;)
{
b = TRT_SEND ((int_imp), e, SEL (C3 (_o, F, __next)), &o);
if (!b)
break;
if (this->length == cap)
{
int new_cap = cap ? cap * 2 : 8;
VOID_CONTENTS (this) = xrealloc (CONTENTS (this),
new_cap * sizeof (ET));
BZERO (CONTENTS (this) + cap, (new_cap - cap) * sizeof (ET));
cap = new_cap;
}
CONTENTS (this)[this->length++] = o;
}
return self;
}
#endif
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