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46 lines
1.7 KiB
C
46 lines
1.7 KiB
C
/* Low-level thread creation for NPTL. Stub version.
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Copyright (C) 2014-2018 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library 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 GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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/* See the comments in pthread_create.c for the requirements for these
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two macros and the create_thread function. */
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#define START_THREAD_DEFN \
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static void __attribute__ ((noreturn)) start_thread (void)
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#define START_THREAD_SELF THREAD_SELF
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static int
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create_thread (struct pthread *pd, const struct pthread_attr *attr,
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bool *stopped_start, STACK_VARIABLES_PARMS, bool *thread_ran)
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{
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/* If the implementation needs to do some tweaks to the thread after
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it has been created at the OS level, it can set STOPPED_START here. */
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pd->stopped_start = *stopped_start;
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if (__glibc_unlikely (*stopped_start))
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/* See CONCURRENCY NOTES in nptl/pthread_create.c. */
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lll_lock (pd->lock, LLL_PRIVATE);
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return ENOSYS;
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/* It's started now, so if we fail below, we'll have to cancel it
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and let it clean itself up. */
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*thread_ran = true;
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return 0;
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}
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