diff options
Diffstat (limited to 'sysdeps/mach/hurd/mips/dl-machine.c')
-rw-r--r-- | sysdeps/mach/hurd/mips/dl-machine.c | 131 |
1 files changed, 131 insertions, 0 deletions
diff --git a/sysdeps/mach/hurd/mips/dl-machine.c b/sysdeps/mach/hurd/mips/dl-machine.c new file mode 100644 index 0000000000..18261e1115 --- /dev/null +++ b/sysdeps/mach/hurd/mips/dl-machine.c @@ -0,0 +1,131 @@ +/* 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> + +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; +} |