1 | /* Placeholder definitions to pull in removed symbol versions. |
2 | Copyright (C) 2019 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
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 <shlib-compat.h> |
20 | |
21 | /* This is an unused compatibility symbol definition, to prevent ld |
22 | from creating a weak version definition for GLIBC_2.1.2. (__vfork |
23 | used to be defined at that version, but it is now provided by libc, |
24 | and there are no versions left in libpthread for that symbol |
25 | version.) If the ABI baseline for glibc is the GLIBC_2.2 symbol |
26 | version or later, the placeholder symbol is not needed because |
27 | there are plenty of other symbols which populate those later |
28 | versions. */ |
29 | #if (SHLIB_COMPAT (libpthread, GLIBC_2_1_2, GLIBC_2_2)) |
30 | void |
31 | attribute_compat_text_section |
32 | __libpthread_version_placeholder (void) |
33 | { |
34 | } |
35 | compat_symbol (libpthread, __libpthread_version_placeholder, |
36 | __libpthread_version_placeholder, GLIBC_2_1_2); |
37 | #endif |
38 | |