csignalライブラリページの追加 #1578
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csignalライブラリページの追加 #1578
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⚡ プレビュー (HTML) (更新時刻: 2026-01-18 23:44:32 JST) 変更記事一覧5件の記事が変更されました。
※ソース (.md) に直接変更のあった記事を列挙しています。グローバル修飾や変換規則の変更による変化は考慮していません。 |
akinomyoga
reviewed
Jan 18, 2026
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| int main () | ||
| { | ||
| std::signal(SIGINT, signal_handler); | ||
| while(!flag){ | ||
| //処理 | ||
| } | ||
| if (flag){ | ||
| std::cout << "catch SIGINT" << std::endl; | ||
| } | ||
| return 0; | ||
| } |
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Suggested change
| int main () | |
| { | |
| std::signal(SIGINT, signal_handler); | |
| while(!flag){ | |
| //処理 | |
| } | |
| if (flag){ | |
| std::cout << "catch SIGINT" << std::endl; | |
| } | |
| return 0; | |
| } | |
| int main () | |
| { | |
| std::signal(SIGINT, signal_handler); | |
| while (!flag) { | |
| // 処理 | |
| } | |
| if (flag) { | |
| std::cout << "caught SIGINT" << std::endl; | |
| } | |
| return 0; | |
| } |
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| while(!flag){ | ||
| //処理 | ||
| } | ||
| if(flag) | ||
| { |
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| while(!flag){ | |
| //処理 | |
| } | |
| if(flag) | |
| { | |
| while (!flag) { | |
| // 処理 | |
| } | |
| if (flag) { |
| } | ||
| if(flag) | ||
| { | ||
| std::cout << "catch SIGINT" << std::endl; |
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| std::cout << "catch SIGINT" << std::endl; | |
| std::cout << "caught SIGINT" << std::endl; |
| using sig_atomic_t = integer-type; | ||
| } | ||
| ``` | ||
|
|
||
| ```cpp | ||
| namespace std{ | ||
| signal-handler* signal(int sig, signal-handler func); |
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| signal-handler* signal(int sig, signal-handler func); | |
| extern "C" using signal-handler = void(int); // exposition only | |
| signal-handler* signal(int sig, signal-handler* func); |
| namespace std{ | ||
| signal-handler* signal(int sig, signal-handler func); | ||
| } | ||
| ``` |
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| ``` | |
| ``` | |
| * signal-handler[italic] |
| ``` | ||
| ## 概要 | ||
| プログラムにシグナルを送信する。 |
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| プログラムにシグナルを送信する。 | |
| 現在のプログラムにシグナルを送信する。 |
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| また、以下の処理以外の動作をシグナルハンドラ内で行うとき、その動作は未定義。 | ||
| - `volatile std::sig_atomic_t`への単純な読み書き | ||
| - `_Exit`関数と`abort`関数 |
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この部分沢山抜けている気がするのですが、C23 7.14.2.1/p5 を参照して書き直せますか。
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すみません
レビューお願いします