31 lines
618 B
C++
31 lines
618 B
C++
#include <algorithm>
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#include <list>
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#include <mutex>
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std::list<int> some_list;
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std::mutex some_mutex;
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void
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add_to_list(int new_value)
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{
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std::lock_guard<std::mutex> guard(some_mutex);
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some_list.push_back(new_value);
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}
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bool
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list_contains(int value_to_find)
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{
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std::lock_guard<std::mutex> guard(some_mutex);
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return std::find(some_list.begin(), some_list.end(), value_to_find) !=
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some_list.end();
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}
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#include <iostream>
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int
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main()
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{
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add_to_list(42);
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std::cout << "contains(1)=" << list_contains(1)
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<< ", contains(42)=" << list_contains(42) << std::endl;
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}
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