diff options
| -rw-r--r-- | CONFORMANCE | 2 | ||||
| -rw-r--r-- | ChangeLog | 11 | ||||
| -rw-r--r-- | elf/dl-libc.c | 6 | ||||
| -rw-r--r-- | sysdeps/generic/ldsodefs.h | 8 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/ia64/Dist | 1 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/ia64/Makefile | 6 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/ia64/Versions | 3 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/ia64/dl-static.c | 77 | ||||
| -rw-r--r-- | sysdeps/unix/sysv/linux/ia64/ldsodefs.h | 32 |
9 files changed, 143 insertions, 3 deletions
diff --git a/CONFORMANCE b/CONFORMANCE index 1cfbb6a..20a9ae5 100644 --- a/CONFORMANCE +++ b/CONFORMANCE @@ -167,7 +167,7 @@ as of 2001-01-10, and relates to i686-linux; older GCC may lead to more problems in the headers. Note that the _t suffix is reserved by POSIX, but not by pure ISO C. -Update.Also, the Single Unix Specification generally requires more types to +Also, the Single Unix Specification generally requires more types to be included in headers (if _XOPEN_SOURCE is defined appropriately) than ISO C permits. @@ -1,3 +1,14 @@ +2001-01-10 H.J. Lu <hjl@gnu.org> + + * elf/dl-libc.c (do_dlopen): Call DL_STATIC_INIT for static binaries. + * sysdeps/unix/sysv/linux/ia64/Makefile (sysdep-dl-routines): Add + dl-static. + * sysdeps/unix/sysv/linux/ia64/Versions (ld): Add _dl_var_init. + * sysdeps/generic/ldsodefs.h (DL_STATIC_INIT): Defined if not defined. + * sysdeps/unix/sysv/linux/ia64/ldsodefs.h: New file. + * sysdeps/unix/sysv/linux/ia64/dl-static.c: New file. + * sysdeps/unix/sysv/linux/ia64/Dist: Add dl-static.c. + 2001-01-11 Ulrich Drepper <drepper@redhat.com> * libio/stdio.h: Remove definition of off_t. diff --git a/elf/dl-libc.c b/elf/dl-libc.c index dc47851..913a516 100644 --- a/elf/dl-libc.c +++ b/elf/dl-libc.c @@ -1,5 +1,5 @@ /* Handle loading and unloading shared objects for internal libc purposes. - Copyright (C) 1999, 2000 Free Software Foundation, Inc. + Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Zack Weinberg <zack@rabi.columbia.edu>, 1999. @@ -76,6 +76,10 @@ do_dlopen (void *ptr) struct do_dlopen_args *args = (struct do_dlopen_args *) ptr; /* Open and relocate the shared object. */ args->map = _dl_open (args->name, RTLD_LAZY, NULL); + +#ifndef SHARED + DL_STATIC_INIT (args->map); +#endif } static void diff --git a/sysdeps/generic/ldsodefs.h b/sysdeps/generic/ldsodefs.h index d7ce4d0..7d9907b 100644 --- a/sysdeps/generic/ldsodefs.h +++ b/sysdeps/generic/ldsodefs.h @@ -1,5 +1,5 @@ /* Run-time dynamic linker data structures for loaded ELF shared objects. - Copyright (C) 1995-1999, 2000 Free Software Foundation, Inc. + Copyright (C) 1995-1999, 2000, 2001 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 @@ -81,6 +81,12 @@ typedef ElfW(Addr) lookup_t; (map)->l_map_end - (map)->l_map_start) #endif +/* By default we do not need special support to initialize DSOs loaded + by statically linked binaries. */ +#ifndef DL_STATIC_INIT +# define DL_STATIC_INIT(map) +#endif + /* For the version handling we need an array with only names and their hash values. */ struct r_found_version diff --git a/sysdeps/unix/sysv/linux/ia64/Dist b/sysdeps/unix/sysv/linux/ia64/Dist index 9ffa9a3..50ce0a5 100644 --- a/sysdeps/unix/sysv/linux/ia64/Dist +++ b/sysdeps/unix/sysv/linux/ia64/Dist @@ -1,5 +1,6 @@ clone.S clone2.S +dl-static.c ioperm.c net/route.h sys/procfs.h diff --git a/sysdeps/unix/sysv/linux/ia64/Makefile b/sysdeps/unix/sysv/linux/ia64/Makefile index 8acb64a..97861a4 100644 --- a/sysdeps/unix/sysv/linux/ia64/Makefile +++ b/sysdeps/unix/sysv/linux/ia64/Makefile @@ -6,3 +6,9 @@ ifeq ($(subdir),misc) sysdep_headers += sys/io.h sysdep_routines += ioperm clone2 endif + +ifeq ($(subdir),elf) +sysdep-dl-routines += dl-static +sysdep_routines += $(sysdep-dl-routines) +sysdep-rtld-routines += $(sysdep-dl-routines) +endif diff --git a/sysdeps/unix/sysv/linux/ia64/Versions b/sysdeps/unix/sysv/linux/ia64/Versions index eb313c8..5f3b6a5 100644 --- a/sysdeps/unix/sysv/linux/ia64/Versions +++ b/sysdeps/unix/sysv/linux/ia64/Versions @@ -3,6 +3,9 @@ ld { # global variables needed in the libc. _dl_pagesize; } + GLIBC_2.2.1 { + _dl_var_init; + } } libc { GLIBC_2.2 { diff --git a/sysdeps/unix/sysv/linux/ia64/dl-static.c b/sysdeps/unix/sysv/linux/ia64/dl-static.c new file mode 100644 index 0000000..7d6eab8 --- /dev/null +++ b/sysdeps/unix/sysv/linux/ia64/dl-static.c @@ -0,0 +1,77 @@ +/* Variable initialization. IA-64 version. + Copyright (C) 2001 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 <ldsodefs.h> + +extern int _dl_clktck; + +#ifdef SHARED + +void +_dl_var_init (void *array[]) +{ + /* It has to match "variables" below. */ + enum + { + DL_PAGESIZE = 0, + DL_CLKTCK + }; + + _dl_pagesize = *((size_t *) array[DL_PAGESIZE]); + _dl_clktck = *((int *) array[DL_CLKTCK]); +} + +#else +#include <bits/libc-lock.h> + +__libc_lock_define_initialized_recursive (, _dl_static_lock) + +static void *variables[] = +{ + &_dl_pagesize, + &_dl_clktck +}; + +void +_dl_static_init (struct link_map *map) +{ + const ElfW(Sym) *ref; + lookup_t loadbase; + void (*f) (void *[]); + static int done = 0; + + __libc_lock_lock (_dl_static_lock); + + if (done) + { + __libc_lock_unlock (_dl_static_lock); + return; + } + + done = 1; + + loadbase = _dl_lookup_symbol ("_dl_var_init", map, &ref, + map->l_local_scope, 0, 1); + f = (void (*) (void *[])) DL_SYMBOL_ADDRESS (loadbase, ref); + f (variables); + + __libc_lock_unlock (_dl_static_lock); +} + +#endif diff --git a/sysdeps/unix/sysv/linux/ia64/ldsodefs.h b/sysdeps/unix/sysv/linux/ia64/ldsodefs.h new file mode 100644 index 0000000..2c74a07 --- /dev/null +++ b/sysdeps/unix/sysv/linux/ia64/ldsodefs.h @@ -0,0 +1,32 @@ +/* Run-time dynamic linker data structures for loaded ELF shared objects. IA64. + Copyright (C) 2001 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. */ + +#ifndef _LDSODEFS_H + +/* Get the real definitions. */ +#include_next <ldsodefs.h> + +/* Now define our stuff. */ + +/* We need special support to initialize DSO loaded for statically linked + binaries. */ +extern void _dl_static_init (struct link_map *map); +#define DL_STATIC_INIT(map) _dl_static_init (map) + +#endif /* ldsodefs.h */ |