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/* Operating system support for run-time dynamic linker. MIPS specific
stuffs on Hurd.
Copyright (C) 1996, 1997 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 <hurd.h>
#include <link.h>
#include <unistd.h>
#include <fcntl.h>
#include <stdlib.h>
#include <sys/mman.h>
#include <assert.h>
#include <sysdep.h>
#include <mach/mig_support.h>
#include "../stdio-common/_itoa.h"
#include <stdarg.h>
#include <ctype.h>
#include <sys/stat.h>
#include <libintl.h>
void weak_function
abort (void)
{
_exit (127);
}
#include <string.h>
#include <mach/error.h>
#include <errorlib.h>
#undef _
#define _(x) x
/* Return a string describing the errno code in ERRNUM. */
char * weak_function
_strerror_internal (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)
{
const char *unk = _("Error in unknown error system: ");
const size_t unklen = strlen (unk);
char *p = buf + buflen;
*--p = '\0';
p = _itoa (errnum, p, 16, 1);
return memcpy (p - unklen, unk, unklen);
}
es = &__mach_error_systems[system];
if (sub >= es->max_sub)
return (char *) es->bad_sub;
if (code >= es->subsystem[sub].max_code)
{
const char *unk = _("Unknown error ");
const size_t unklen = strlen (unk);
char *p = buf + buflen;
size_t len = strlen (es->subsystem[sub].subsys_name);
*--p = '\0';
p = _itoa (errnum, p, 16, 1);
*p-- = ' ';
p = memcpy (p - len, es->subsystem[sub].subsys_name, len);
return memcpy (p - unklen, unk, unklen);
}
return (char *) _(es->subsystem[sub].codes[code]);
}
/* Read the whole contents of FILE into new mmap'd space with given
protections. The size of the file is returned in SIZE. */
void *
_dl_sysdep_read_whole_file (const char *file, size_t *size, int prot)
{
struct stat stat;
mach_port_t memobj_rd;
void *contents;
error_t err;
memobj_rd = __open (file, O_RDONLY, 0);
if (memobj_rd)
{
err = __io_stat ((file_t) memobj_rd, &stat);
if (err)
{
__hurd_fail (err);
contents = 0;
}
else
{
/* Map a copy of the file contents. */
contents = __mmap (0, stat.st_size, prot, MAP_COPY, memobj_rd, 0);
if (contents == (void *)-1)
contents = 0;
else
*size = stat.st_size;
}
__mach_port_deallocate (__mach_task_self (), memobj_rd);
}
else
contents = 0;
return contents;
}
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