1/* A dummy file, to prevent empty libraries from breaking builds. 2 Copyright (C) 2004, 2007, 2009 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. */ 37int gl_dummy_symbol; 38#else 39/* This declaration is solely to ensure that after preprocessing 40 this file is never empty. */ 41typedef int dummy; 42#endif 43