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6ec2e0f5 SDJ |
1 | /* strerror-override.h --- POSIX compatible system error routine |
2 | ||
5df4cba6 | 3 | Copyright (C) 2010-2020 Free Software Foundation, Inc. |
6ec2e0f5 SDJ |
4 | |
5 | This program is free software: you can redistribute it and/or modify | |
6 | it under the terms of the GNU General Public License as published by | |
7 | the Free Software Foundation; either version 3 of the License, or | |
8 | (at your option) any later version. | |
9 | ||
10 | This program 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. | |
14 | ||
15 | You should have received a copy of the GNU General Public License | |
c0c3707f | 16 | along with this program. If not, see <https://www.gnu.org/licenses/>. */ |
6ec2e0f5 SDJ |
17 | |
18 | #ifndef _GL_STRERROR_OVERRIDE_H | |
19 | # define _GL_STRERROR_OVERRIDE_H | |
20 | ||
21 | # include <errno.h> | |
22 | # include <stddef.h> | |
23 | ||
24 | /* Reasonable buffer size that should never trigger ERANGE; if this | |
25 | proves too small, we intentionally abort(), to remind us to fix | |
26 | this value. */ | |
27 | # define STACKBUF_LEN 256 | |
28 | ||
29 | /* If ERRNUM maps to an errno value defined by gnulib, return a string | |
30 | describing the error. Otherwise return NULL. */ | |
31 | # if REPLACE_STRERROR_0 \ | |
32 | || GNULIB_defined_ESOCK \ | |
33 | || GNULIB_defined_ESTREAMS \ | |
34 | || GNULIB_defined_EWINSOCK \ | |
35 | || GNULIB_defined_ENOMSG \ | |
36 | || GNULIB_defined_EIDRM \ | |
37 | || GNULIB_defined_ENOLINK \ | |
38 | || GNULIB_defined_EPROTO \ | |
39 | || GNULIB_defined_EMULTIHOP \ | |
40 | || GNULIB_defined_EBADMSG \ | |
41 | || GNULIB_defined_EOVERFLOW \ | |
42 | || GNULIB_defined_ENOTSUP \ | |
43 | || GNULIB_defined_ENETRESET \ | |
44 | || GNULIB_defined_ECONNABORTED \ | |
45 | || GNULIB_defined_ESTALE \ | |
46 | || GNULIB_defined_EDQUOT \ | |
47 | || GNULIB_defined_ECANCELED \ | |
48 | || GNULIB_defined_EOWNERDEAD \ | |
49 | || GNULIB_defined_ENOTRECOVERABLE \ | |
50 | || GNULIB_defined_EILSEQ | |
51 | extern const char *strerror_override (int errnum) _GL_ATTRIBUTE_CONST; | |
52 | # else | |
53 | # define strerror_override(ignored) NULL | |
54 | # endif | |
55 | ||
56 | #endif /* _GL_STRERROR_OVERRIDE_H */ |