mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-30 08:40:07 +00:00
120 lines
3.7 KiB
C
120 lines
3.7 KiB
C
/* Copyright (C) 1993, 1995, 1996, 1997, 1998 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public License as
|
|
published by the Free Software Foundation; either version 2 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
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If not,
|
|
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
#include <libintl.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <mach/error.h>
|
|
#include <errorlib.h>
|
|
#include <sys/param.h>
|
|
#include <stdio-common/_itoa.h>
|
|
|
|
/* It is critical here that we always use the `dcgettext' function for
|
|
the message translation. Since <libintl.h> only defines the macro
|
|
`dgettext' to use `dcgettext' for optimizing programs this is not
|
|
always guaranteed. */
|
|
#ifndef dgettext
|
|
# include <locale.h> /* We need LC_MESSAGES. */
|
|
# define dgettext(domainname, msgid) dcgettext (domainname, msgid, LC_MESSAGES)
|
|
#endif
|
|
|
|
/* Return a string describing the errno code in ERRNUM. */
|
|
char *
|
|
__strerror_r (int errnum, char *buf, size_t buflen)
|
|
{
|
|
int system;
|
|
int sub;
|
|
int code;
|
|
const struct error_system *es;
|
|
extern void __mach_error_map_compat (int *);
|
|
|
|
__mach_error_map_compat (&errnum);
|
|
|
|
system = err_get_system (errnum);
|
|
sub = err_get_sub (errnum);
|
|
code = err_get_code (errnum);
|
|
|
|
if (system > err_max_system || ! __mach_error_systems[system].bad_sub)
|
|
{
|
|
/* Buffer we use to print the number in. For a maximum size for
|
|
`int' of 8 bytes we never need more than 20 digits. */
|
|
char numbuf[21];
|
|
const char *unk = _("Error in unknown error system: ");
|
|
const size_t unklen = strlen (unk);
|
|
char *p, *q;
|
|
|
|
numbuf[20] = '\0';
|
|
p = _itoa_word (errnum, &numbuf[20], 16, 1);
|
|
|
|
/* Now construct the result while taking care for the destination
|
|
buffer size. */
|
|
q = __mempcpy (buf, unk, MIN (unklen, buflen));
|
|
if (unklen < buflen)
|
|
__stpncpy (q, p, buflen - unklen);
|
|
|
|
/* Terminate the string in any case. */
|
|
if (buflen > 0)
|
|
buf[buflen - 1] = '\0';
|
|
|
|
return buf;
|
|
}
|
|
|
|
es = &__mach_error_systems[system];
|
|
|
|
if (sub >= es->max_sub)
|
|
return (char *) es->bad_sub;
|
|
|
|
if (code >= es->subsystem[sub].max_code)
|
|
{
|
|
/* Buffer we use to print the number in. For a maximum size for
|
|
`int' of 8 bytes we never need more than 20 digits. */
|
|
char numbuf[21];
|
|
const char *unk = _("Unknown error ");
|
|
const size_t unklen = strlen (unk);
|
|
char *p, *q;
|
|
size_t len = strlen (es->subsystem[sub].subsys_name);
|
|
|
|
numbuf[20] = '\0';
|
|
p = _itoa_word (errnum, &numbuf[20], 10, 0);
|
|
|
|
/* Now construct the result while taking care for the destination
|
|
buffer size. */
|
|
q = __mempcpy (buf, unk, MIN (unklen, buflen));
|
|
if (unklen < buflen)
|
|
{
|
|
q = __mempcpy (q, es->subsystem[sub].subsys_name,
|
|
MIN (len, buflen - unklen));
|
|
if (unklen + len < buflen)
|
|
{
|
|
*q++ = ' ';
|
|
if (unklen + len + 1 < buflen)
|
|
__stpncpy (q, p, buflen - unklen - len - 1);
|
|
}
|
|
}
|
|
|
|
/* Terminate the string in any case. */
|
|
if (buflen > 0)
|
|
buf[buflen - 1] = '\0';
|
|
|
|
return buf;
|
|
}
|
|
|
|
return (char *) _(es->subsystem[sub].codes[code]);
|
|
}
|
|
weak_alias (__strerror_r, strerror_r)
|