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b168057a | 1 | /* Copyright (C) 2002-2015 Free Software Foundation, Inc. |
76a50749 UD |
2 | This file is part of the GNU C Library. |
3 | Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. | |
4 | ||
5 | The GNU C Library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Lesser General Public | |
7 | License as published by the Free Software Foundation; either | |
8 | version 2.1 of the License, or (at your option) any later version. | |
9 | ||
10 | The GNU C Library is distributed in the hope that it will be useful, | |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Lesser General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Lesser General Public | |
59ba27a6 PE |
16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
76a50749 UD |
18 | |
19 | #include <assert.h> | |
20 | #include <errno.h> | |
21 | #include <limits.h> | |
22 | #include "pthreadP.h" | |
23 | ||
24 | ||
11bf311e UD |
25 | #ifndef NEW_VERNUM |
26 | # define NEW_VERNUM GLIBC_2_3_3 | |
27 | #endif | |
28 | ||
29 | ||
76a50749 UD |
30 | int |
31 | __pthread_attr_setstack (attr, stackaddr, stacksize) | |
32 | pthread_attr_t *attr; | |
33 | void *stackaddr; | |
34 | size_t stacksize; | |
35 | { | |
36 | struct pthread_attr *iattr; | |
37 | ||
38 | assert (sizeof (*attr) >= sizeof (struct pthread_attr)); | |
39 | iattr = (struct pthread_attr *) attr; | |
40 | ||
41 | /* Catch invalid sizes. */ | |
da1304bc SP |
42 | int ret = check_stacksize_attr (stacksize); |
43 | if (ret) | |
44 | return ret; | |
76a50749 | 45 | |
6245b6ae UD |
46 | #ifdef EXTRA_PARAM_CHECKS |
47 | EXTRA_PARAM_CHECKS; | |
48 | #endif | |
49 | ||
76a50749 | 50 | iattr->stacksize = stacksize; |
2e03fae7 | 51 | #if _STACK_GROWS_DOWN |
76a50749 | 52 | iattr->stackaddr = (char *) stackaddr + stacksize; |
2e03fae7 CD |
53 | #else |
54 | iattr->stackaddr = (char *) stackaddr; | |
55 | #endif | |
76a50749 UD |
56 | iattr->flags |= ATTR_FLAG_STACKADDR; |
57 | ||
58 | return 0; | |
59 | } | |
4a244f0d UD |
60 | |
61 | #if PTHREAD_STACK_MIN == 16384 | |
76a50749 | 62 | strong_alias (__pthread_attr_setstack, pthread_attr_setstack) |
4a244f0d UD |
63 | #else |
64 | # include <shlib-compat.h> | |
65 | versioned_symbol (libpthread, __pthread_attr_setstack, pthread_attr_setstack, | |
11bf311e | 66 | NEW_VERNUM); |
4a244f0d | 67 | |
11bf311e | 68 | # if SHLIB_COMPAT(libpthread, GLIBC_2_2, NEW_VERNUM) |
4a244f0d UD |
69 | |
70 | int | |
10677727 UD |
71 | __old_pthread_attr_setstack (pthread_attr_t *attr, void *stackaddr, |
72 | size_t stacksize) | |
4a244f0d UD |
73 | { |
74 | struct pthread_attr *iattr; | |
75 | ||
76 | assert (sizeof (*attr) >= sizeof (struct pthread_attr)); | |
77 | iattr = (struct pthread_attr *) attr; | |
78 | ||
79 | /* Catch invalid sizes. */ | |
80 | if (stacksize < 16384) | |
81 | return EINVAL; | |
82 | ||
11bf311e | 83 | # ifdef EXTRA_PARAM_CHECKS |
4a244f0d | 84 | EXTRA_PARAM_CHECKS; |
11bf311e | 85 | # endif |
4a244f0d UD |
86 | |
87 | iattr->stacksize = stacksize; | |
2e03fae7 | 88 | #if _STACK_GROWS_DOWN |
4a244f0d | 89 | iattr->stackaddr = (char *) stackaddr + stacksize; |
2e03fae7 CD |
90 | #else |
91 | iattr->stackaddr = (char *) stackaddr; | |
92 | #endif | |
4a244f0d UD |
93 | iattr->flags |= ATTR_FLAG_STACKADDR; |
94 | ||
95 | return 0; | |
96 | } | |
97 | ||
98 | compat_symbol (libpthread, __old_pthread_attr_setstack, pthread_attr_setstack, | |
99 | GLIBC_2_2); | |
100 | # endif | |
101 | ||
102 | #endif |