| /* Copyright (C) 1997-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Contributed by Philip Blundell <pjb27@cam.ac.uk>, 1997. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <libintl.h> |
| #include <netdb.h> |
| #include <stdint.h> |
| #include <stdio.h> |
| |
| |
| #define MSGSTRFIELD(line) MSGSTRFIELD1 (line) |
| #define MSGSTRFIELD1(line) str##line |
| static const union msgstr_t |
| { |
| struct |
| { |
| #define _S(n, s) char MSGSTRFIELD(__LINE__)[sizeof (s)]; |
| #include "gai_strerror-strs.h" |
| #undef _S |
| }; |
| char str[0]; |
| } msgstr = |
| { |
| { |
| #define _S(n, s) s, |
| #include "gai_strerror-strs.h" |
| #undef _S |
| } |
| }; |
| static const struct |
| { |
| int16_t code; |
| uint16_t idx; |
| } msgidx[] = |
| { |
| #define _S(n, s) { n, offsetof (union msgstr_t, MSGSTRFIELD (__LINE__)) }, |
| #include "gai_strerror-strs.h" |
| #undef _S |
| }; |
| |
| |
| const char * |
| gai_strerror (int code) |
| { |
| const char *result = "Unknown error"; |
| for (size_t i = 0; i < sizeof (msgidx) / sizeof (msgidx[0]); ++i) |
| if (msgidx[i].code == code) |
| { |
| result = msgstr.str + msgidx[i].idx; |
| break; |
| } |
| |
| return _(result); |
| } |
| libc_hidden_def (gai_strerror) |
