xref: /llvm-project/libc/src/pthread/pthread_attr_setstacksize.cpp (revision b6bc9d72f65a5086f310f321e969d96e9a559e75)
1 //===-- Implementation of the pthread_attr_setstacksize -----------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "pthread_attr_setstacksize.h"
10 
11 #include "src/__support/common.h"
12 
13 #include <errno.h>
14 #include <pthread.h>
15 
16 namespace LIBC_NAMESPACE {
17 
18 LLVM_LIBC_FUNCTION(int, pthread_attr_setstacksize,
19                    (pthread_attr_t *__restrict attr, size_t stacksize)) {
20   // TODO: Should we also ensure stacksize % EXEC_PAGESIZE == 0?
21   if (stacksize < PTHREAD_STACK_MIN)
22     return EINVAL;
23   attr->__stack = nullptr;
24   attr->__stacksize = stacksize;
25   return 0;
26 }
27 
28 } // namespace LIBC_NAMESPACE
29