xfreopen need not depend on freopen-safer
[gnulib.git] / lib / canon-host.h
bloba7fa560952f4e8bf6903cf77effea08388d610d5
1 /* Host name canonicalization
3 Copyright (C) 2005, 2009-2019 Free Software Foundation, Inc.
5 Written by Derek Price <derek@ximbiot.com>
7 This program is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3, or (at your option)
10 any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <https://www.gnu.org/licenses/>. */
20 #ifndef CANON_HOST_H
21 # define CANON_HOST_H 1
23 char *canon_host (char const *host) _GL_ATTRIBUTE_MALLOC;
24 char *canon_host_r (char const *host, int *cherror) _GL_ATTRIBUTE_MALLOC;
26 const char *ch_strerror (void);
27 # define ch_strerror_r(cherror) gai_strerror (cherror);
29 #endif /* !CANON_HOST_H */