59 lines
1.4 KiB
C
59 lines
1.4 KiB
C
/* Schedule other threads to run.
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Copyright (C) 2019-2025 Free Software Foundation, Inc.
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This file is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation; either version 2.1 of the
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License, or (at your option) any later version.
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This file is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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/* Written by Bruno Haible <bruno@clisp.org>, 2019. */
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#include <config.h>
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/* Specification. */
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#include <sched.h>
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#if (defined _WIN32 && ! defined __CYGWIN__) && USE_WINDOWS_THREADS
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/* Use Windows threads. */
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# define WIN32_LEAN_AND_MEAN /* avoid including junk */
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# include <windows.h>
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int
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sched_yield (void)
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{
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Sleep (0);
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return 0;
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}
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#elif defined __KLIBC__
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/* OS/2 kLIBC implementation */
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# define INCL_DOS
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# include <os2.h>
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int
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sched_yield (void)
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{
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DosSleep (0);
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return 0;
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}
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#else
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/* Provide a dummy implementation for single-threaded applications. */
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int
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sched_yield (void)
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{
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return 0;
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}
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#endif
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