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41bdb6e20c
2001-07-06 Paul Eggert <eggert@twinsun.com> * manual/argp.texi: Remove ignored LGPL copyright notice; it's not appropriate for documentation anyway. * manual/libc-texinfo.sh: "Library General Public License" -> "Lesser General Public License". 2001-07-06 Andreas Jaeger <aj@suse.de> * All files under GPL/LGPL version 2: Place under LGPL version 2.1.
133 lines
3.4 KiB
C
133 lines
3.4 KiB
C
/* Operating system support for run-time dynamic linker. MIPS specific
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stuffs on Hurd.
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Copyright (C) 1996, 1997 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <hurd.h>
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#include <link.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <stdlib.h>
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#include <sys/mman.h>
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#include <assert.h>
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#include <sysdep.h>
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#include <mach/mig_support.h>
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#include "../stdio-common/_itoa.h"
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#include <stdarg.h>
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#include <ctype.h>
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#include <sys/stat.h>
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#include <libintl.h>
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void weak_function
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abort (void)
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{
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_exit (127);
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}
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#include <string.h>
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#include <mach/error.h>
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#include <errorlib.h>
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#undef _
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#define _(x) x
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/* Return a string describing the errno code in ERRNUM. */
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char * weak_function
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_strerror_internal (int errnum, char *buf, size_t buflen)
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{
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int system;
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int sub;
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int code;
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const struct error_system *es;
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extern void __mach_error_map_compat (int *);
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__mach_error_map_compat (&errnum);
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system = err_get_system (errnum);
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sub = err_get_sub (errnum);
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code = err_get_code (errnum);
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if (system > err_max_system || ! __mach_error_systems[system].bad_sub)
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{
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const char *unk = _("Error in unknown error system: ");
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const size_t unklen = strlen (unk);
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char *p = buf + buflen;
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*--p = '\0';
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p = _itoa (errnum, p, 16, 1);
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return memcpy (p - unklen, unk, unklen);
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}
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es = &__mach_error_systems[system];
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if (sub >= es->max_sub)
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return (char *) es->bad_sub;
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if (code >= es->subsystem[sub].max_code)
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{
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const char *unk = _("Unknown error ");
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const size_t unklen = strlen (unk);
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char *p = buf + buflen;
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size_t len = strlen (es->subsystem[sub].subsys_name);
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*--p = '\0';
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p = _itoa (errnum, p, 16, 1);
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*p-- = ' ';
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p = memcpy (p - len, es->subsystem[sub].subsys_name, len);
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return memcpy (p - unklen, unk, unklen);
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}
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return (char *) _(es->subsystem[sub].codes[code]);
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}
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/* Read the whole contents of FILE into new mmap'd space with given
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protections. The size of the file is returned in SIZE. */
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void *
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_dl_sysdep_read_whole_file (const char *file, size_t *size, int prot)
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{
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struct stat stat;
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mach_port_t memobj_rd;
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void *contents;
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error_t err;
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memobj_rd = __open (file, O_RDONLY, 0);
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if (memobj_rd)
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{
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err = __io_stat ((file_t) memobj_rd, &stat);
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if (err)
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{
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__hurd_fail (err);
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contents = 0;
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}
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else
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{
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/* Map a copy of the file contents. */
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contents = __mmap (0, stat.st_size, prot, MAP_COPY, memobj_rd, 0);
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if (contents == (void *)-1)
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contents = 0;
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else
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*size = stat.st_size;
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}
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__mach_port_deallocate (__mach_task_self (), memobj_rd);
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}
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else
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contents = 0;
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return contents;
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}
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