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add field for ownership

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This commit is contained in:
Jason Newton 2016-09-02 17:10:25 -04:00
parent 3718c38e68
commit 514c6dad70
1 changed files with 4 additions and 3 deletions
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7
include/pybind11/common.h
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@ -225,9 +225,9 @@ struct buffer_info {
: buffer_info(ptr, itemsize, format, 1, std::vector<size_t> { size }, : buffer_info(ptr, itemsize, format, 1, std::vector<size_t> { size },
std::vector<size_t> { itemsize }) { } std::vector<size_t> { itemsize }) { }
buffer_info(Py_buffer *view) buffer_info(Py_buffer *view, bool ownview = true)
: ptr(view->buf), itemsize((size_t) view->itemsize), size(1), format(view->format), : ptr(view->buf), itemsize((size_t) view->itemsize), size(1), format(view->format),
ndim((size_t) view->ndim), shape((size_t) view->ndim), strides((size_t) view->ndim), view(view) { ndim((size_t) view->ndim), shape((size_t) view->ndim), strides((size_t) view->ndim), view(view), ownview(ownview) {
for (size_t i = 0; i < (size_t) view->ndim; ++i) { for (size_t i = 0; i < (size_t) view->ndim; ++i) {
shape[i] = (size_t) view->shape[i]; shape[i] = (size_t) view->shape[i];
strides[i] = (size_t) view->strides[i]; strides[i] = (size_t) view->strides[i];
@ -236,11 +236,12 @@ struct buffer_info {
} }
~buffer_info() { ~buffer_info() {
if (view) { PyBuffer_Release(view); delete view; } if (view && ownview) { PyBuffer_Release(view); delete view; }
} }
private: private:
Py_buffer *view = nullptr; Py_buffer *view = nullptr;
bool ownview = false;
}; };
NAMESPACE_BEGIN(detail) NAMESPACE_BEGIN(detail)