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/* MIT License
*
* Copyright (c) 2023 Tyge Løvset
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "ccommon.h"
#ifndef CSTACK_H_INCLUDED
#define CSTACK_H_INCLUDED
#include <stdlib.h>
#include "forward.h"
#endif // CSTACK_H_INCLUDED
#ifndef _i_prefix
#define _i_prefix cstack_
#endif
#include "priv/template.h"
#ifndef i_is_forward
#ifdef i_capacity
#define i_no_clone
_cx_deftypes(_c_cstack_fixed, _cx_self, i_key, i_capacity);
#else
_cx_deftypes(_c_cstack_types, _cx_self, i_key);
#endif
#endif
typedef i_keyraw _cx_raw;
STC_INLINE _cx_self _cx_memb(_init)(void) {
_cx_self cx; cx._len = 0;
#ifndef i_capacity
cx._cap = 0; cx.data = NULL;
#endif
return cx;
}
#ifdef i_capacity
STC_INLINE void _cx_memb(_create)(_cx_self* self)
{ self->_len = 0; }
#else
STC_INLINE void _cx_memb(_create)(_cx_self* self)
{ self->_len = 0; self->_cap = 0; self->data = NULL; }
STC_INLINE _cx_self _cx_memb(_with_capacity)(intptr_t cap) {
_cx_self out = {(_cx_value *) i_malloc(cap*c_sizeof(i_key)), 0, cap};
return out;
}
STC_INLINE _cx_self _cx_memb(_with_size)(intptr_t size, i_key null) {
_cx_self out = {(_cx_value *) i_malloc(size*c_sizeof null), size, size};
while (size) out.data[--size] = null;
return out;
}
#endif // i_capacity
STC_INLINE void _cx_memb(_clear)(_cx_self* self) {
_cx_value *p = self->data + self->_len;
while (p-- != self->data) { i_keydrop(p); }
self->_len = 0;
}
STC_INLINE void _cx_memb(_drop)(_cx_self* self) {
_cx_memb(_clear)(self);
#ifndef i_capacity
i_free(self->data);
#endif
}
STC_INLINE intptr_t _cx_memb(_size)(const _cx_self* self)
{ return self->_len; }
STC_INLINE bool _cx_memb(_empty)(const _cx_self* self)
{ return !self->_len; }
STC_INLINE intptr_t _cx_memb(_capacity)(const _cx_self* self) {
#ifndef i_capacity
return self->_cap;
#else
return i_capacity;
#endif
}
STC_INLINE void _cx_memb(_value_drop)(_cx_value* val)
{ i_keydrop(val); }
STC_INLINE bool _cx_memb(_reserve)(_cx_self* self, intptr_t n) {
if (n < self->_len) return true;
#ifndef i_capacity
_cx_value *t = (_cx_value *)i_realloc(self->data, n*c_sizeof *t);
if (t) { self->_cap = n, self->data = t; return true; }
#endif
return false;
}
STC_INLINE _cx_value* _cx_memb(_append_uninit)(_cx_self *self, intptr_t n) {
intptr_t len = self->_len;
if (!_cx_memb(_reserve)(self, len + n)) return NULL;
self->_len += n;
return self->data + len;
}
STC_INLINE void _cx_memb(_shrink_to_fit)(_cx_self* self)
{ _cx_memb(_reserve)(self, self->_len); }
STC_INLINE const _cx_value* _cx_memb(_top)(const _cx_self* self)
{ return &self->data[self->_len - 1]; }
STC_INLINE _cx_value* _cx_memb(_back)(const _cx_self* self)
{ return (_cx_value*) &self->data[self->_len - 1]; }
STC_INLINE _cx_value* _cx_memb(_front)(const _cx_self* self)
{ return (_cx_value*) &self->data[0]; }
STC_INLINE _cx_value* _cx_memb(_push)(_cx_self* self, _cx_value val) {
if (self->_len == _cx_memb(_capacity)(self))
if (!_cx_memb(_reserve)(self, self->_len*3/2 + 4))
return NULL;
_cx_value* vp = self->data + self->_len++;
*vp = val; return vp;
}
STC_INLINE void _cx_memb(_pop)(_cx_self* self)
{ assert(!_cx_memb(_empty)(self)); _cx_value* p = &self->data[--self->_len]; i_keydrop(p); }
STC_INLINE void _cx_memb(_put_n)(_cx_self* self, const _cx_raw* raw, intptr_t n)
{ while (n--) _cx_memb(_push)(self, i_keyfrom(*raw++)); }
STC_INLINE _cx_self _cx_memb(_from_n)(const _cx_raw* raw, intptr_t n)
{ _cx_self cx = {0}; _cx_memb(_put_n)(&cx, raw, n); return cx; }
STC_INLINE const _cx_value* _cx_memb(_at)(const _cx_self* self, intptr_t idx)
{ assert(idx < self->_len); return self->data + idx; }
STC_INLINE _cx_value* _cx_memb(_at_mut)(_cx_self* self, intptr_t idx)
{ assert(idx < self->_len); return self->data + idx; }
#if !defined i_no_emplace
STC_INLINE _cx_value* _cx_memb(_emplace)(_cx_self* self, _cx_raw raw)
{ return _cx_memb(_push)(self, i_keyfrom(raw)); }
#endif // !i_no_emplace
#if !defined i_no_clone
STC_INLINE _cx_self _cx_memb(_clone)(_cx_self v) {
_cx_self out = {(_cx_value *)i_malloc(v._len*c_sizeof(_cx_value)), v._len, v._len};
if (!out.data) out._cap = 0;
else for (intptr_t i = 0; i < v._len; ++v.data)
out.data[i++] = i_keyclone((*v.data));
return out;
}
STC_INLINE void _cx_memb(_copy)(_cx_self *self, const _cx_self* other) {
if (self->data == other->data) return;
_cx_memb(_drop)(self);
*self = _cx_memb(_clone)(*other);
}
STC_INLINE i_key _cx_memb(_value_clone)(_cx_value val)
{ return i_keyclone(val); }
STC_INLINE i_keyraw _cx_memb(_value_toraw)(const _cx_value* val)
{ return i_keyto(val); }
#endif // !i_no_clone
STC_INLINE _cx_iter _cx_memb(_begin)(const _cx_self* self) {
return c_LITERAL(_cx_iter){self->_len ? (_cx_value*)self->data : NULL,
(_cx_value*)self->data + self->_len};
}
STC_INLINE _cx_iter _cx_memb(_end)(const _cx_self* self)
{ return c_LITERAL(_cx_iter){NULL, (_cx_value*)self->data + self->_len}; }
STC_INLINE void _cx_memb(_next)(_cx_iter* it)
{ if (++it->ref == it->end) it->ref = NULL; }
STC_INLINE _cx_iter _cx_memb(_advance)(_cx_iter it, size_t n)
{ if ((it.ref += n) >= it.end) it.ref = NULL ; return it; }
#include "priv/template2.h"
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