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1 /* A dummy file, to prevent empty libraries from breaking builds. | |
2 Copyright (C) 2004, 2007, 2009, 2010, 2011 Free Software Foundation, Inc. | |
3 | |
4 This program is free software: you can redistribute it and/or modify | |
5 it under the terms of the GNU General Public License as published by | |
6 the Free Software Foundation; either version 3 of the License, or | |
7 (at your option) any later version. | |
8 | |
9 This program is distributed in the hope that it will be useful, | |
10 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 GNU General Public License for more details. | |
13 | |
14 You should have received a copy of the GNU General Public License | |
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
16 | |
17 /* Some systems, reportedly OpenBSD and Mac OS X, refuse to create | |
18 libraries without any object files. You might get an error like: | |
19 | |
20 > ar cru .libs/libgl.a | |
21 > ar: no archive members specified | |
22 | |
23 Compiling this file, and adding its object file to the library, will | |
24 prevent the library from being empty. */ | |
25 | |
26 /* Some systems, such as Solaris with cc 5.0, refuse to work with libraries | |
27 that don't export any symbol. You might get an error like: | |
28 | |
29 > cc ... libgnu.a | |
30 > ild: (bad file) garbled symbol table in archive ../gllib/libgnu.a | |
31 | |
32 Compiling this file, and adding its object file to the library, will | |
33 prevent the library from exporting no symbols. */ | |
34 | |
35 #ifdef __sun | |
36 /* This declaration ensures that the library will export at least 1 symbol. */ | |
37 int gl_dummy_symbol; | |
38 #else | |
39 /* This declaration is solely to ensure that after preprocessing | |
40 this file is never empty. */ | |
41 typedef int dummy; | |
42 #endif | |
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