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products/Sources/formale Sprachen/C/Android/bionic/bionic/libc/bionic/ (Android Betriebssystem Version 17^©) Datei vom 26.5.2026 mit Größe 1 kB

Quelle sleep.cpp

Sprache: C

/*
* Copyright (C) 2019 The Android Open Source Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*  * Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
*  * Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in
*    the documentation and/or other materials provided with the
*    distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/

#include <unistd.h>

#include <time.h>

unsigned sleep(unsigned s) {
#if !defined(__LP64__)
  // `s` is `unsigned`, but tv_sec is `int` on LP32.
  if (s > INT_MAX) return s - INT_MAX + sleep(INT_MAX);
#endif

  timespec ts = {.tv_sec = static_cast<time_t>(s)};
  return (nanosleep(&ts, &ts) == -1) ? ts.tv_sec : 0;
}

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¤ Dauer der Verarbeitung: 0.10 Sekunden (vorverarbeitet am 2026-06-28) ¤

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