6a185718d4
Only functional for stack growsdown (same as before), but custom `stack`, `stacksize`, `guardsize`, and `detachstate` all should be working. Differential Revision: https://reviews.llvm.org/D148290
29 lines
857 B
C++
29 lines
857 B
C++
//===-- Implementation of the pthread_attr_setstacksize -----------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "pthread_attr_setstacksize.h"
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#include "src/__support/common.h"
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#include <errno.h>
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#include <pthread.h>
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namespace __llvm_libc {
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LLVM_LIBC_FUNCTION(int, pthread_attr_setstacksize,
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(pthread_attr_t *__restrict attr, size_t stacksize)) {
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// TODO: Should we also ensure stacksize % EXEC_PAGESIZE == 0?
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if (stacksize < PTHREAD_STACK_MIN)
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return EINVAL;
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attr->__stack = nullptr;
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attr->__stacksize = stacksize;
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return 0;
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}
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} // namespace __llvm_libc
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