43 lines
1.3 KiB
C++
43 lines
1.3 KiB
C++
// Copyright ⓒ 2018-2021 ThePhD.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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// See https://github.com/ThePhD/out_ptr/blob/master/docs/out_ptr.adoc for documentation.
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// Thanks to David Sankel for coming up with this example
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#include <ztd/out_ptr.hpp>
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#include <sqlite3.h>
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#include <memory>
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#include <iostream>
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int main(int, char* []) {
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using zop = ztd::out_ptr;
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std::shared_ptr<sqlite3> database;
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if (SQLITE_OK != sqlite3_open("test.db", pop::out_ptr(database, sqlite3_close))) {
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std::cout << "Problem opening the file";
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}
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using Sqlite3Ptr = std::unique_ptr<sqlite3, decltype(&sqlite3_close)>;
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Sqlite3Ptr database2(nullptr, &sqlite3_close);
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if (SQLITE_OK != sqlite3_open("test.db", pop::out_ptr(database2, sqlite3_close))) {
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std::cout << "Problem opening the file";
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}
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return 0;
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}
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