errno-h: document Haiku errors can’t be -1
[gnulib.git] / lib / xgethostname.h
blob885b5cb3f700675c1293222d2f661249d698db40
1 /* Return current hostname with unlimited length.
3 Copyright (C) 2003-2025 Free Software Foundation, Inc.
5 This file is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
7 by the Free Software Foundation, either version 3 of the License,
8 or (at your option) any later version.
10 This file 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
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <https://www.gnu.org/licenses/>. */
18 /* This file uses _GL_ATTRIBUTE_MALLOC. */
19 #if !_GL_CONFIG_H_INCLUDED
20 #error "Please include config.h first."
21 #endif
23 #include <stdlib.h>
25 #ifdef __cplusplus
26 extern "C" {
27 #endif
30 char *xgethostname (void)
31 _GL_ATTRIBUTE_MALLOC _GL_ATTRIBUTE_DEALLOC_FREE;
34 #ifdef __cplusplus
36 #endif