53 lines
2.8 KiB
C
53 lines
2.8 KiB
C
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/*-*-mode:c++;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8-*-│
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│vi: set net ft=c++ ts=2 sts=2 sw=2 fenc=utf-8 :vi│
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ This program is free software; you can redistribute it and/or modify │
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│ it under the terms of the GNU General Public License as published by │
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│ the Free Software Foundation; version 2 of the License. │
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│ │
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│ This program is distributed in the hope that it will be useful, but │
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│ WITHOUT ANY WARRANTY; without even the implied warranty of │
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│ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU │
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│ General Public License for more details. │
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│ │
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│ You should have received a copy of the GNU General Public License │
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│ along with this program; if not, write to the Free Software │
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│ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA │
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│ 02110-1301 USA │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#ifndef COSMOPOLITAN_LIBC_OHMYPLUS_VECTOR_H_
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#define COSMOPOLITAN_LIBC_OHMYPLUS_VECTOR_H_
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extern "C" {
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void __vector_reserve(size_t, size_t, intptr_t **, size_t *);
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} /* extern c */
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namespace std {
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template <class T>
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class vector {
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public:
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vector() : data_(NULL), size_(0), toto_(0) {}
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vector(size_t n) : data_(NULL), size_(n), toto_(0) { VectorReserve(n); }
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size_t size() const { return size_; }
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size_t capacity() const { return toto_; }
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T &front() { return data_[0]; }
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T &back() { return data_[size_ - 1]; }
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void clear() { size_ = 0; }
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void reserve(size_t n) { VectorReserve(n); }
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void resize(size_t n) { reserve((size_ = n)); }
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bool empty() const { return !size_; }
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T &operator[](size_t i) { return data_[i]; }
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private:
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T *data_;
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size_t size_;
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size_t toto_;
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void VectorReserve(size_t n) {
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__vector_reserve(n, sizeof(T), (intptr_t **)&data_, &toto_);
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}
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};
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}; /* namespace std */
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#endif /* COSMOPOLITAN_LIBC_OHMYPLUS_VECTOR_H_ */
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