1 | /* Copyright (C) 2002-2017 Free Software Foundation, Inc. |
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 |
16 | License along with the GNU C Library; if not, see |
17 | <http://www.gnu.org/licenses/>. */ |
18 | |
19 | #include <assert.h> |
20 | #include <errno.h> |
21 | #include <limits.h> |
22 | #include "pthreadP.h" |
23 | |
24 | #ifndef NEW_VERNUM |
25 | # define NEW_VERNUM GLIBC_2_3_3 |
26 | #endif |
27 | |
28 | |
29 | int |
30 | __pthread_attr_setstacksize (pthread_attr_t *attr, size_t stacksize) |
31 | { |
32 | struct pthread_attr *iattr; |
33 | |
34 | assert (sizeof (*attr) >= sizeof (struct pthread_attr)); |
35 | iattr = (struct pthread_attr *) attr; |
36 | |
37 | /* Catch invalid sizes. */ |
38 | int ret = check_stacksize_attr (stacksize); |
39 | if (ret) |
40 | return ret; |
41 | |
42 | iattr->stacksize = stacksize; |
43 | |
44 | return 0; |
45 | } |
46 | |
47 | #if PTHREAD_STACK_MIN == 16384 |
48 | strong_alias (__pthread_attr_setstacksize, pthread_attr_setstacksize) |
49 | #else |
50 | # include <shlib-compat.h> |
51 | versioned_symbol (libpthread, __pthread_attr_setstacksize, |
52 | pthread_attr_setstacksize, NEW_VERNUM); |
53 | |
54 | # if SHLIB_COMPAT(libpthread, GLIBC_2_1, NEW_VERNUM) |
55 | |
56 | int |
57 | __old_pthread_attr_setstacksize (pthread_attr_t *attr, size_t stacksize) |
58 | { |
59 | struct pthread_attr *iattr; |
60 | |
61 | assert (sizeof (*attr) >= sizeof (struct pthread_attr)); |
62 | iattr = (struct pthread_attr *) attr; |
63 | |
64 | /* Catch invalid sizes. */ |
65 | if (stacksize < 16384) |
66 | return EINVAL; |
67 | |
68 | # ifdef STACKSIZE_ADJUST |
69 | STACKSIZE_ADJUST; |
70 | # endif |
71 | |
72 | iattr->stacksize = stacksize; |
73 | |
74 | return 0; |
75 | } |
76 | |
77 | compat_symbol (libpthread, __old_pthread_attr_setstacksize, |
78 | pthread_attr_setstacksize, GLIBC_2_1); |
79 | # endif |
80 | |
81 | #endif |
82 | |