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178+ 最終更新日時(UTC):
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180+ 2026年01月19日 14時34分31秒
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203+ < div class ="header "> <csignal></ div > < h1 itemprop ="name "> < span class ="token "> csignal</ span > </ h1 >
204+ < div itemprop ="articleBody "> < p > < code > <csignal></ code > ヘッダでは、シグナル操作のための機能を定義する。
205+ シグナルの集合、意味、及びデフォルトの処理は< a class ="cpprefjp-defined-word " data-desc ="処理系定義の動作。処理系によって事前に定めた動作をする " href ="../implementation-compliance.html#dfn-implementation-defined-behavior "> 処理系定義</ a > である。</ p >
206+ < h2 > 型</ h2 >
207+ < table border ="1 " bordercolor ="#888 " style ="border-collapse:collapse ">
208+ < thead >
209+ < tr >
210+ < th > 名前</ th >
211+ < th > 説明</ th >
212+ < th > 対応バージョン</ th >
213+ </ tr >
214+ </ thead >
215+ < tbody >
216+ < tr >
217+ < td > < code > < a href ="csignal/sig_atomic_t.html "> sig_atomic_t</ a > </ code > </ td >
218+ < td > 非同期シグナルハンドラからアトミックなエンティティとしてアクセス可能な整数型</ td >
219+ < td > </ td >
220+ </ tr >
221+ </ tbody >
222+ </ table >
223+ < h2 > マクロ</ h2 >
224+ < h3 > < code > signal</ code > 関数用のハンドラ指定子</ h3 >
225+ < table border ="1 " bordercolor ="#888 " style ="border-collapse:collapse ">
226+ < thead >
227+ < tr >
228+ < th > 名前</ th >
229+ < th > 説明</ th >
230+ < th > 対応バージョン</ th >
231+ </ tr >
232+ </ thead >
233+ < tbody >
234+ < tr >
235+ < td > < code > SIG_DFL</ code > </ td >
236+ < td > デフォルト動作を指定する</ td >
237+ < td > </ td >
238+ </ tr >
239+ < tr >
240+ < td > < code > SIG_ERR</ code > </ td >
241+ < td > < code > signal</ code > 関数が失敗したことを示す< a class ="cpprefjp-defined-word " data-desc ="関数呼び出し式の評価結果となるオブジェクト・値 "> 戻り値</ a > </ td >
242+ < td > </ td >
243+ </ tr >
244+ < tr >
245+ < td > < code > SIG_IGN</ code > </ td >
246+ < td > シグナルを無視する</ td >
247+ < td > </ td >
248+ </ tr >
249+ </ tbody >
250+ </ table >
251+ < h3 > シグナル番号を表すマクロ</ h3 >
252+ < table border ="1 " bordercolor ="#888 " style ="border-collapse:collapse ">
253+ < thead >
254+ < tr >
255+ < th > 名前</ th >
256+ < th > 説明</ th >
257+ < th > 対応バージョン</ th >
258+ </ tr >
259+ </ thead >
260+ < tbody >
261+ < tr >
262+ < td > < code > < a href ="csignal/sigint.html "> SIGINT</ a > </ code > </ td >
263+ < td > 割り込みを示すシグナル番号</ td >
264+ < td > </ td >
265+ </ tr >
266+ < tr >
267+ < td > < code > < a href ="csignal/sigill.html "> SIGILL</ a > </ code > </ td >
268+ < td > 不正な命令を示すシグナル番号</ td >
269+ < td > </ td >
270+ </ tr >
271+ < tr >
272+ < td > < code > < a href ="csignal/sigabrt.html "> SIGABRT</ a > </ code > </ td >
273+ < td > < code > abort</ code > 関数などによる異常終了を示すシグナル番号</ td >
274+ < td > </ td >
275+ </ tr >
276+ < tr >
277+ < td > < code > < a href ="csignal/sigfpe.html "> SIGFPE</ a > </ code > </ td >
278+ < td > 算術演算エラーを示すシグナル番号</ td >
279+ < td > </ td >
280+ </ tr >
281+ < tr >
282+ < td > < code > < a href ="csignal/sigsegv.html "> SIGSEGV</ a > </ code > </ td >
283+ < td > 無効なメモリアクセスを示すシグナル番号</ td >
284+ < td > </ td >
285+ </ tr >
286+ < tr >
287+ < td > < code > < a href ="csignal/sigterm.html "> SIGTERM</ a > </ code > </ td >
288+ < td > 終了要求を示すシグナル番号</ td >
289+ < td > </ td >
290+ </ tr >
291+ </ tbody >
292+ </ table >
293+ < h2 > 関数</ h2 >
294+ < table border ="1 " bordercolor ="#888 " style ="border-collapse:collapse ">
295+ < thead >
296+ < tr >
297+ < th > 名前</ th >
298+ < th > 説明</ th >
299+ < th > 対応バージョン</ th >
300+ </ tr >
301+ </ thead >
302+ < tbody >
303+ < tr >
304+ < td > < code > < a href ="csignal/signal.html "> signal</ a > </ code > </ td >
305+ < td > 特定のシグナルに対するシグナルハンドラを設定する</ td >
306+ < td > </ td >
307+ </ tr >
308+ < tr >
309+ < td > < code > < a href ="csignal/raise.html "> raise</ a > </ code > </ td >
310+ < td > プログラムにシグナルを送信する</ td >
311+ < td > </ td >
312+ </ tr >
313+ </ tbody >
314+ </ table > </ div >
315+
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