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authorUlrich Drepper <drepper@redhat.com>2001-08-23 23:36:47 +0000
committerUlrich Drepper <drepper@redhat.com>2001-08-23 23:36:47 +0000
commit647eb037f3d9dee0bf6e9410c6445c4223cf832a (patch)
treefc725d27ed5ffef239f38f7aabb08227b285dfd2
parente515fbc5fd53ff4186249a2c070f41fd73aa1c2c (diff)
downloadglibc-647eb037f3d9dee0bf6e9410c6445c4223cf832a.zip
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Update.
2001-08-23 Jakub Jelinek <jakub@redhat.com> * elf/ldconfig.c (search_dir): Remove stale symlinks. 2001-08-23 Jakub Jelinek <jakub@redhat.com> * elf/dl-lookup.c (lookup_cache, lookup_cache_versioned): New. (_dl_lookup_symbol): Lookup relocations in cache and store successfull lookups in cache. (_dl_lookup_versioned_symbol): Likewise. * elf/dl-reloc.c (_dl_relocate_object): Initialize cache for relocation lookup. * elf/rtld.c (print_statistics): Output _dl_num_cache_relocations. * sysdeps/generic/ldsodefs.h (struct lookup_cache): New definition. (lookup_cache, lookup_cache_versioned): Add declarations. 2001-08-23 Ulrich Drepper <drepper@redhat.com> * stdlib/tst-random.c (main): Swap parameters in fail call. Patch by Pete Bevin <pete@petebevin.com>. 2001-08-23 Jakub Jelinek <jakub@redhat.com> * sysdeps/generic/inttypes.h: Use __gwchar_t instead of __wchar_t. * malloc/obstack.c: Indent preprocessor directives. Patch by Jim Meyering <meyering@ascend.com>.
-rw-r--r--ChangeLog28
-rw-r--r--elf/dl-lookup.c56
-rw-r--r--elf/dl-reloc.c7
-rw-r--r--elf/ldconfig.c4
-rw-r--r--elf/rtld.c3
-rw-r--r--malloc/obstack.c138
-rw-r--r--stdlib/tst-random.c2
-rw-r--r--sysdeps/generic/inttypes.h40
-rw-r--r--sysdeps/generic/ldsodefs.h15
9 files changed, 202 insertions, 91 deletions
diff --git a/ChangeLog b/ChangeLog
index 3c41f72..d6e9aeb 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,33 @@
+2001-08-23 Jakub Jelinek <jakub@redhat.com>
+
+ * elf/ldconfig.c (search_dir): Remove stale symlinks.
+
+2001-08-23 Jakub Jelinek <jakub@redhat.com>
+
+ * elf/dl-lookup.c (lookup_cache, lookup_cache_versioned): New.
+ (_dl_lookup_symbol): Lookup relocations in cache and store successfull
+ lookups in cache.
+ (_dl_lookup_versioned_symbol): Likewise.
+ * elf/dl-reloc.c (_dl_relocate_object): Initialize cache for
+ relocation lookup.
+ * elf/rtld.c (print_statistics): Output _dl_num_cache_relocations.
+ * sysdeps/generic/ldsodefs.h (struct lookup_cache): New definition.
+ (lookup_cache, lookup_cache_versioned): Add declarations.
+
+2001-08-23 Ulrich Drepper <drepper@redhat.com>
+
+ * stdlib/tst-random.c (main): Swap parameters in fail call.
+ Patch by Pete Bevin <pete@petebevin.com>.
+
+2001-08-23 Jakub Jelinek <jakub@redhat.com>
+
+ * sysdeps/generic/inttypes.h: Use __gwchar_t instead of __wchar_t.
+
2001-08-23 Ulrich Drepper <drepper@redhat.com>
+ * malloc/obstack.c: Indent preprocessor directives.
+ Patch by Jim Meyering <meyering@ascend.com>.
+
* po/ja.po: Update from translation team.
2001-08-23 Roland McGrath <roland@frob.com>
diff --git a/elf/dl-lookup.c b/elf/dl-lookup.c
index fe833ba..48850e6 100644
--- a/elf/dl-lookup.c
+++ b/elf/dl-lookup.c
@@ -60,6 +60,7 @@ struct sym_val
/* Statistics function. */
unsigned long int _dl_num_relocations;
+unsigned long int _dl_num_cache_relocations;
/* We have two different situations when looking up a simple: with or
@@ -184,6 +185,9 @@ _dl_do_lookup_versioned (const char *undef_name, unsigned long int hash,
const struct r_found_version *const version,
struct link_map *skip, int noexec, int noplt);
+struct lookup_cache _dl_lookup_cache;
+struct lookup_cache _dl_lookup_cache_versioned;
+
/* Search loaded objects' symbol tables for a definition of the symbol
UNDEF_NAME. */
@@ -201,6 +205,17 @@ _dl_lookup_symbol (const char *undef_name, struct link_map *undef_map,
int noexec = elf_machine_lookup_noexec_p (reloc_type);
int noplt = elf_machine_lookup_noplt_p (reloc_type);
+ /* First check if we can find it in the cache. */
+ if (__builtin_expect (*ref == _dl_lookup_cache.sym, 0)
+ && _dl_lookup_cache.map == undef_map
+ && _dl_lookup_cache.noexec == noexec
+ && _dl_lookup_cache.noplt == noplt)
+ {
+ ++_dl_num_cache_relocations;
+ *ref = _dl_lookup_cache.ret;
+ return _dl_lookup_cache.value;
+ }
+
++_dl_num_relocations;
/* Search the relevant loaded objects for a definition. */
@@ -229,6 +244,11 @@ _dl_lookup_symbol (const char *undef_name, struct link_map *undef_map,
break;
}
+ /* Update common information in the cache. */
+ _dl_lookup_cache.sym = *ref;
+ _dl_lookup_cache.noexec = noexec;
+ _dl_lookup_cache.noplt = noplt;
+
if (__builtin_expect (current_value.s == NULL, 0))
{
if (*ref == NULL || ELFW(ST_BIND) ((*ref)->st_info) != STB_WEAK)
@@ -238,6 +258,8 @@ _dl_lookup_symbol (const char *undef_name, struct link_map *undef_map,
? reference_name
: (_dl_argv[0] ?: "<main program>")),
make_string (undefined_msg, undef_name));
+ _dl_lookup_cache.ret = NULL;
+ _dl_lookup_cache.value = 0;
*ref = NULL;
return 0;
}
@@ -254,6 +276,8 @@ _dl_lookup_symbol (const char *undef_name, struct link_map *undef_map,
if (__builtin_expect (protected == 0, 1))
{
+ _dl_lookup_cache.ret = current_value.s;
+ _dl_lookup_cache.value = LOOKUP_VALUE (current_value.m);
*ref = current_value.s;
return LOOKUP_VALUE (current_value.m);
}
@@ -270,9 +294,13 @@ _dl_lookup_symbol (const char *undef_name, struct link_map *undef_map,
if (protected_value.s == NULL || protected_value.m == undef_map)
{
+ _dl_lookup_cache.ret = current_value.s;
+ _dl_lookup_cache.value = LOOKUP_VALUE (current_value.m);
*ref = current_value.s;
return LOOKUP_VALUE (current_value.m);
}
+ _dl_lookup_cache.ret = *ref;
+ _dl_lookup_cache.value = LOOKUP_VALUE (undef_map);
return LOOKUP_VALUE (undef_map);
}
@@ -379,6 +407,18 @@ _dl_lookup_versioned_symbol (const char *undef_name,
int noexec = elf_machine_lookup_noexec_p (reloc_type);
int noplt = elf_machine_lookup_noplt_p (reloc_type);
+ /* First check if we can find it in the cache. */
+ if (__builtin_expect (*ref == _dl_lookup_cache_versioned.sym, 0)
+ && _dl_lookup_cache_versioned.map == undef_map
+ && _dl_lookup_cache_versioned.noexec == noexec
+ && _dl_lookup_cache_versioned.noplt == noplt
+ && _dl_lookup_cache_versioned.version == version)
+ {
+ ++_dl_num_cache_relocations;
+ *ref = _dl_lookup_cache_versioned.ret;
+ return _dl_lookup_cache_versioned.value;
+ }
+
++_dl_num_relocations;
/* Search the relevant loaded objects for a definition. */
@@ -430,6 +470,12 @@ _dl_lookup_versioned_symbol (const char *undef_name,
}
}
+ /* Update common information in the cache. */
+ _dl_lookup_cache_versioned.sym = *ref;
+ _dl_lookup_cache_versioned.noexec = noexec;
+ _dl_lookup_cache_versioned.noplt = noplt;
+ _dl_lookup_cache_versioned.version = version;
+
if (__builtin_expect (current_value.s == NULL, 0))
{
if (*ref == NULL || ELFW(ST_BIND) ((*ref)->st_info) != STB_WEAK)
@@ -440,6 +486,8 @@ _dl_lookup_versioned_symbol (const char *undef_name,
: (_dl_argv[0] ?: "<main program>")),
make_string (undefined_msg, undef_name,
", version ", version->name ?: NULL));
+ _dl_lookup_cache_versioned.ret = NULL;
+ _dl_lookup_cache_versioned.value = 0;
*ref = NULL;
return 0;
}
@@ -457,6 +505,8 @@ _dl_lookup_versioned_symbol (const char *undef_name,
if (__builtin_expect (protected == 0, 1))
{
+ _dl_lookup_cache_versioned.ret = current_value.s;
+ _dl_lookup_cache_versioned.value = LOOKUP_VALUE (current_value.m);
*ref = current_value.s;
return LOOKUP_VALUE (current_value.m);
}
@@ -473,10 +523,14 @@ _dl_lookup_versioned_symbol (const char *undef_name,
if (protected_value.s == NULL || protected_value.m == undef_map)
{
+ _dl_lookup_cache_versioned.ret = current_value.s;
+ _dl_lookup_cache_versioned.value = LOOKUP_VALUE (current_value.m);
*ref = current_value.s;
return LOOKUP_VALUE (current_value.m);
}
+ _dl_lookup_cache_versioned.ret = *ref;
+ _dl_lookup_cache_versioned.value = LOOKUP_VALUE (undef_map);
return LOOKUP_VALUE (undef_map);
}
}
@@ -605,7 +659,7 @@ _dl_do_lookup (const char *undef_name, unsigned long int hash,
struct link_map *skip, int noexec, int noplt)
{
return do_lookup (undef_name, hash, ref, result, scope, i, skip, noexec,
- noplt);
+ noplt);
}
static int
diff --git a/elf/dl-reloc.c b/elf/dl-reloc.c
index dbbc19c..b46d3bc 100644
--- a/elf/dl-reloc.c
+++ b/elf/dl-reloc.c
@@ -89,8 +89,15 @@ cannot make segment writable for relocation"));
: l->l_addr)
#include "dynamic-link.h"
+ /* Start symbol lookup caching for this object. */
+ _dl_lookup_cache.map = l;
+ _dl_lookup_cache_versioned.map = l;
+
ELF_DYNAMIC_RELOCATE (l, lazy, consider_profiling);
+ _dl_lookup_cache.map = NULL;
+ _dl_lookup_cache_versioned.map = NULL;
+
if (__builtin_expect (consider_profiling, 0))
{
/* Allocate the array which will contain the already found
diff --git a/elf/ldconfig.c b/elf/ldconfig.c
index a087da8..ba05c67 100644
--- a/elf/ldconfig.c
+++ b/elf/ldconfig.c
@@ -699,6 +699,10 @@ search_dir (const struct dir_entry *entry)
{
if (opt_verbose)
error (0, errno, _("Cannot stat %s"), file_name);
+
+ /* Remove stale symlinks. */
+ if (strstr (direntry->d_name, ".so."))
+ unlink (real_file_name);
continue;
}
is_dir = S_ISDIR (stat_buf.st_mode);
diff --git a/elf/rtld.c b/elf/rtld.c
index b32de61..1188880 100644
--- a/elf/rtld.c
+++ b/elf/rtld.c
@@ -127,6 +127,7 @@ static hp_timing_t relocate_time;
static hp_timing_t load_time;
#endif
extern unsigned long int _dl_num_relocations; /* in dl-lookup.c */
+extern unsigned long int _dl_num_cache_relocations; /* in dl-lookup.c */
static ElfW(Addr) _dl_start_final (void *arg, struct link_map *bootstrap_map_p,
hp_timing_t start_time);
@@ -1524,6 +1525,8 @@ print_statistics (void)
#endif
_dl_debug_printf (" number of relocations: %lu\n",
_dl_num_relocations);
+ _dl_debug_printf (" number of relocations from cache: %lu\n",
+ _dl_num_cache_relocations);
#ifndef HP_TIMING_NONAVAIL
/* Time spend while loading the object and the dependencies. */
diff --git a/malloc/obstack.c b/malloc/obstack.c
index 8a02a0b..7b1206c 100644
--- a/malloc/obstack.c
+++ b/malloc/obstack.c
@@ -19,7 +19,7 @@
02111-1307 USA. */
#ifdef HAVE_CONFIG_H
-#include <config.h>
+# include <config.h>
#endif
#include "obstack.h"
@@ -39,11 +39,11 @@
files, it is simpler to just do this in the source for each such file. */
#include <stdio.h> /* Random thing to get __GNU_LIBRARY__. */
-#if !defined (_LIBC) && defined (__GNU_LIBRARY__) && __GNU_LIBRARY__ > 1
-#include <gnu-versions.h>
-#if _GNU_OBSTACK_INTERFACE_VERSION == OBSTACK_INTERFACE_VERSION
-#define ELIDE_CODE
-#endif
+#if !defined _LIBC && defined __GNU_LIBRARY__ && __GNU_LIBRARY__ > 1
+# include <gnu-versions.h>
+# if _GNU_OBSTACK_INTERFACE_VERSION == OBSTACK_INTERFACE_VERSION
+# define ELIDE_CODE
+# endif
#endif
#if defined _LIBC && defined USE_IN_LIBIO
@@ -53,29 +53,29 @@
#ifndef ELIDE_CODE
-#if defined (__STDC__) && __STDC__
-#define POINTER void *
-#else
-#define POINTER char *
-#endif
+# if defined __STDC__ && __STDC__
+# define POINTER void *
+# else
+# define POINTER char *
+# endif
/* Determine default alignment. */
struct fooalign {char x; double d;};
-#define DEFAULT_ALIGNMENT \
+# define DEFAULT_ALIGNMENT \
((PTR_INT_TYPE) ((char *) &((struct fooalign *) 0)->d - (char *) 0))
/* If malloc were really smart, it would round addresses to DEFAULT_ALIGNMENT.
But in fact it might be less smart and round addresses to as much as
DEFAULT_ROUNDING. So we prepare for it to do that. */
union fooround {long x; double d;};
-#define DEFAULT_ROUNDING (sizeof (union fooround))
+# define DEFAULT_ROUNDING (sizeof (union fooround))
/* When we copy a long block of data, this is the unit to do it with.
On some machines, copying successive ints does not work;
in such a case, redefine COPYING_UNIT to `long' (if that works)
or `char' as a last resort. */
-#ifndef COPYING_UNIT
-#define COPYING_UNIT int
-#endif
+# ifndef COPYING_UNIT
+# define COPYING_UNIT int
+# endif
/* The functions allocating more room by calling `obstack_chunk_alloc'
@@ -84,21 +84,21 @@ union fooround {long x; double d;};
abort gracefully or use longjump - but shouldn't return. This
variable by default points to the internal function
`print_and_abort'. */
-#if defined (__STDC__) && __STDC__
+# if defined __STDC__ && __STDC__
static void print_and_abort (void);
void (*obstack_alloc_failed_handler) (void) = print_and_abort;
-#else
+# else
static void print_and_abort ();
void (*obstack_alloc_failed_handler) () = print_and_abort;
-#endif
+# endif
/* Exit value used when `print_and_abort' is used. */
-#if defined __GNU_LIBRARY__ || defined HAVE_STDLIB_H
-#include <stdlib.h>
-#endif
-#ifndef EXIT_FAILURE
-#define EXIT_FAILURE 1
-#endif
+# if defined __GNU_LIBRARY__ || defined HAVE_STDLIB_H
+# include <stdlib.h>
+# endif
+# ifndef EXIT_FAILURE
+# define EXIT_FAILURE 1
+# endif
int obstack_exit_failure = EXIT_FAILURE;
/* The non-GNU-C macros copy the obstack into this global variable
@@ -112,33 +112,33 @@ struct obstack *_obstack;
For free, do not use ?:, since some compilers, like the MIPS compilers,
do not allow (expr) ? void : void. */
-#if defined (__STDC__) && __STDC__
-#define CALL_CHUNKFUN(h, size) \
+# if defined __STDC__ && __STDC__
+# define CALL_CHUNKFUN(h, size) \
(((h) -> use_extra_arg) \
? (*(h)->chunkfun) ((h)->extra_arg, (size)) \
: (*(struct _obstack_chunk *(*) (long)) (h)->chunkfun) ((size)))
-#define CALL_FREEFUN(h, old_chunk) \
+# define CALL_FREEFUN(h, old_chunk) \
do { \
if ((h) -> use_extra_arg) \
(*(h)->freefun) ((h)->extra_arg, (old_chunk)); \
else \
(*(void (*) (void *)) (h)->freefun) ((old_chunk)); \
} while (0)
-#else
-#define CALL_CHUNKFUN(h, size) \
+# else
+# define CALL_CHUNKFUN(h, size) \
(((h) -> use_extra_arg) \
? (*(h)->chunkfun) ((h)->extra_arg, (size)) \
: (*(struct _obstack_chunk *(*) ()) (h)->chunkfun) ((size)))
-#define CALL_FREEFUN(h, old_chunk) \
+# define CALL_FREEFUN(h, old_chunk) \
do { \
if ((h) -> use_extra_arg) \
(*(h)->freefun) ((h)->extra_arg, (old_chunk)); \
else \
(*(void (*) ()) (h)->freefun) ((old_chunk)); \
} while (0)
-#endif
+# endif
/* Initialize an obstack H for use. Specify chunk size SIZE (0 means default).
@@ -154,13 +154,13 @@ _obstack_begin (h, size, alignment, chunkfun, freefun)
struct obstack *h;
int size;
int alignment;
-#if defined (__STDC__) && __STDC__
+# if defined __STDC__ && __STDC__
POINTER (*chunkfun) (long);
void (*freefun) (void *);
-#else
+# else
POINTER (*chunkfun) ();
void (*freefun) ();
-#endif
+# endif
{
register struct _obstack_chunk *chunk; /* points to new chunk */
@@ -183,13 +183,13 @@ _obstack_begin (h, size, alignment, chunkfun, freefun)
size = 4096 - extra;
}
-#if defined (__STDC__) && __STDC__
+# if defined __STDC__ && __STDC__
h->chunkfun = (struct _obstack_chunk * (*)(void *, long)) chunkfun;
h->freefun = (void (*) (void *, struct _obstack_chunk *)) freefun;
-#else
+# else
h->chunkfun = (struct _obstack_chunk * (*)()) chunkfun;
h->freefun = freefun;
-#endif
+# endif
h->chunk_size = size;
h->alignment_mask = alignment - 1;
h->use_extra_arg = 0;
@@ -212,13 +212,13 @@ _obstack_begin_1 (h, size, alignment, chunkfun, freefun, arg)
struct obstack *h;
int size;
int alignment;
-#if defined (__STDC__) && __STDC__
+# if defined __STDC__ && __STDC__
POINTER (*chunkfun) (POINTER, long);
void (*freefun) (POINTER, POINTER);
-#else
+# else
POINTER (*chunkfun) ();
void (*freefun) ();
-#endif
+# endif
POINTER arg;
{
register struct _obstack_chunk *chunk; /* points to new chunk */
@@ -242,13 +242,13 @@ _obstack_begin_1 (h, size, alignment, chunkfun, freefun, arg)
size = 4096 - extra;
}
-#if defined(__STDC__) && __STDC__
+# if defined __STDC__ && __STDC__
h->chunkfun = (struct _obstack_chunk * (*)(void *,long)) chunkfun;
h->freefun = (void (*) (void *, struct _obstack_chunk *)) freefun;
-#else
+# else
h->chunkfun = (struct _obstack_chunk * (*)()) chunkfun;
h->freefun = freefun;
-#endif
+# endif
h->chunk_size = size;
h->alignment_mask = alignment - 1;
h->extra_arg = arg;
@@ -343,11 +343,11 @@ _obstack_newchunk (h, length)
This is here for debugging.
If you use it in a program, you are probably losing. */
-#if defined (__STDC__) && __STDC__
+# if defined __STDC__ && __STDC__
/* Suppress -Wmissing-prototypes warning. We don't want to declare this in
obstack.h because it is just for debugging. */
int _obstack_allocated_p (struct obstack *h, POINTER obj);
-#endif
+# endif
int
_obstack_allocated_p (h, obj)
@@ -372,7 +372,7 @@ _obstack_allocated_p (h, obj)
/* Free objects in obstack H, including OBJ and everything allocate
more recently than OBJ. If OBJ is zero, free everything in H. */
-#undef obstack_free
+# undef obstack_free
/* This function has two names with identical definitions.
This is the first one, called from non-ANSI code. */
@@ -458,27 +458,27 @@ _obstack_memory_used (h)
}
/* Define the error handler. */
-#ifndef _
-# if defined HAVE_LIBINTL_H || defined _LIBC
-# include <libintl.h>
-# ifndef _
-# define _(Str) gettext (Str)
+# ifndef _
+# if defined HAVE_LIBINTL_H || defined _LIBC
+# include <libintl.h>
+# ifndef _
+# define _(Str) gettext (Str)
+# endif
+# else
+# define _(Str) (Str)
# endif
-# else
-# define _(Str) (Str)
# endif
-#endif
-#if defined _LIBC && defined USE_IN_LIBIO
-# include <libio/iolibio.h>
-# define fputs(s, f) _IO_fputs (s, f)
-#endif
+# if defined _LIBC && defined USE_IN_LIBIO
+# include <libio/iolibio.h>
+# define fputs(s, f) _IO_fputs (s, f)
+# endif
-#ifndef __attribute__
+# ifndef __attribute__
/* This feature is available in gcc versions 2.5 and later. */
-# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5)
-# define __attribute__(Spec) /* empty */
+# if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 5)
+# define __attribute__(Spec) /* empty */
+# endif
# endif
-#endif
static void
__attribute__ ((noreturn))
@@ -489,23 +489,23 @@ print_and_abort ()
happen because the "memory exhausted" message appears in other places
like this and the translation should be reused instead of creating
a very similar string which requires a separate translation. */
-#if defined _LIBC && defined USE_IN_LIBIO
+# if defined _LIBC && defined USE_IN_LIBIO
if (_IO_fwide (stderr, 0) > 0)
__fwprintf (stderr, L"%s\n", _("memory exhausted"));
else
-#endif
+# endif
fprintf (stderr, "%s\n", _("memory exhausted"));
exit (obstack_exit_failure);
}
-#if 0
+# if 0
/* These are now turned off because the applications do not use it
and it uses bcopy via obstack_grow, which causes trouble on sysV. */
/* Now define the functional versions of the obstack macros.
Define them to simply use the corresponding macros to do the job. */
-#if defined __STDC__ && __STDC__
+# if defined __STDC__ && __STDC__
/* These function definitions do not work with non-ANSI preprocessors;
they won't pass through the macro names in parentheses. */
@@ -616,8 +616,8 @@ POINTER (obstack_copy0) (obstack, address, length)
return obstack_copy0 (obstack, address, length);
}
-#endif /* __STDC__ */
+# endif /* __STDC__ */
-#endif /* 0 */
+# endif /* 0 */
#endif /* !ELIDE_CODE */
diff --git a/stdlib/tst-random.c b/stdlib/tst-random.c
index 2cc8e9c..47195d6 100644
--- a/stdlib/tst-random.c
+++ b/stdlib/tst-random.c
@@ -101,7 +101,7 @@ main (void)
{
char *oldstate = (char *) setstate (state[s]);
if (oldstate != state[(s + nseq - 1) % nseq])
- fail ("bad setstate() return value", i, s);
+ fail ("bad setstate() return value", s, i);
if (rnd[s][i] != random ())
fail ("bad value generated in interleave test", s, i);
}
diff --git a/sysdeps/generic/inttypes.h b/sysdeps/generic/inttypes.h
index 29830ea..0549a6a 100644
--- a/sysdeps/generic/inttypes.h
+++ b/sysdeps/generic/inttypes.h
@@ -28,15 +28,15 @@
#include <stdint.h>
/* Get a definition for wchar_t. But we must not define wchar_t itself. */
-#ifndef ____wchar_t_defined
+#ifndef ____gwchar_t_defined
# ifdef __WCHAR_TYPE__
-typedef __WCHAR_TYPE__ __wchar_t;
+typedef __WCHAR_TYPE__ __gwchar_t;
# else
# defined __need_wchar_t
# include <stddef.h>
-typedef wchar_t __wchar_t;
+typedef wchar_t __gwchar_t;
# endif
-# define ____wchar_t_defined 1
+# define ____gwchar_t_defined 1
#endif
@@ -308,13 +308,13 @@ extern uintmax_t strtoumax (__const char *__restrict __nptr,
char ** __restrict __endptr, int __base) __THROW;
/* Like `wcstol' but convert to `intmax_t'. */
-extern intmax_t wcstoimax (__const __wchar_t *__restrict __nptr,
- __wchar_t **__restrict __endptr, int __base)
+extern intmax_t wcstoimax (__const __gwchar_t *__restrict __nptr,
+ __gwchar_t **__restrict __endptr, int __base)
__THROW;
/* Like `wcstoul' but convert to `uintmax_t'. */
-extern uintmax_t wcstoumax (__const __wchar_t *__restrict __nptr,
- __wchar_t ** __restrict __endptr, int __base)
+extern uintmax_t wcstoumax (__const __gwchar_t *__restrict __nptr,
+ __gwchar_t ** __restrict __endptr, int __base)
__THROW;
#ifdef __USE_EXTERN_INLINES
@@ -352,13 +352,13 @@ strtoumax (__const char *__restrict nptr, char **__restrict endptr,
/* Like `wcstol' but convert to `intmax_t'. */
# ifndef __wcstol_internal_defined
-extern long int __wcstol_internal (__const __wchar_t * __restrict __nptr,
- __wchar_t **__restrict __endptr,
+extern long int __wcstol_internal (__const __gwchar_t * __restrict __nptr,
+ __gwchar_t **__restrict __endptr,
int __base, int __group) __THROW;
# define __wcstol_internal_defined 1
# endif
extern __inline intmax_t
-wcstoimax (__const __wchar_t *__restrict nptr, __wchar_t **__restrict endptr,
+wcstoimax (__const __gwchar_t *__restrict nptr, __gwchar_t **__restrict endptr,
int base) __THROW
{
return __wcstol_internal (nptr, endptr, base, 0);
@@ -367,15 +367,15 @@ wcstoimax (__const __wchar_t *__restrict nptr, __wchar_t **__restrict endptr,
/* Like `wcstoul' but convert to `uintmax_t'. */
# ifndef __wcstoul_internal_defined
-extern unsigned long int __wcstoul_internal (__const __wchar_t *
+extern unsigned long int __wcstoul_internal (__const __gwchar_t *
__restrict __nptr,
- __wchar_t **
+ __gwchar_t **
__restrict __endptr,
int __base, int __group) __THROW;
# define __wcstoul_internal_defined 1
# endif
extern __inline uintmax_t
-wcstoumax (__const __wchar_t *__restrict nptr, __wchar_t **__restrict endptr,
+wcstoumax (__const __gwchar_t *__restrict nptr, __gwchar_t **__restrict endptr,
int base) __THROW
{
return __wcstoul_internal (nptr, endptr, base, 0);
@@ -419,14 +419,14 @@ strtoumax (__const char *__restrict nptr, char **__restrict endptr,
/* Like `wcstol' but convert to `intmax_t'. */
# ifndef __wcstoll_internal_defined
__extension__
-extern long long int __wcstoll_internal (__const __wchar_t *
+extern long long int __wcstoll_internal (__const __gwchar_t *
__restrict __nptr,
- __wchar_t **__restrict __endptr,
+ __gwchar_t **__restrict __endptr,
int __base, int __group) __THROW;
# define __wcstoll_internal_defined 1
# endif
extern __inline intmax_t
-wcstoimax (__const __wchar_t *__restrict nptr, __wchar_t **__restrict endptr,
+wcstoimax (__const __gwchar_t *__restrict nptr, __gwchar_t **__restrict endptr,
int base) __THROW
{
return __wcstoll_internal (nptr, endptr, base, 0);
@@ -436,16 +436,16 @@ wcstoimax (__const __wchar_t *__restrict nptr, __wchar_t **__restrict endptr,
/* Like `wcstoul' but convert to `uintmax_t'. */
# ifndef __wcstoull_internal_defined
__extension__
-extern unsigned long long int __wcstoull_internal (__const __wchar_t *
+extern unsigned long long int __wcstoull_internal (__const __gwchar_t *
__restrict __nptr,
- __wchar_t **
+ __gwchar_t **
__restrict __endptr,
int __base,
int __group) __THROW;
# define __wcstoull_internal_defined 1
# endif
extern __inline uintmax_t
-wcstoumax (__const __wchar_t *__restrict nptr, __wchar_t **__restrict endptr,
+wcstoumax (__const __gwchar_t *__restrict nptr, __gwchar_t **__restrict endptr,
int base) __THROW
{
return __wcstoull_internal (nptr, endptr, base, 0);
diff --git a/sysdeps/generic/ldsodefs.h b/sysdeps/generic/ldsodefs.h
index 6d196c7..5e093fc 100644
--- a/sysdeps/generic/ldsodefs.h
+++ b/sysdeps/generic/ldsodefs.h
@@ -327,6 +327,21 @@ extern void _dl_map_object_deps (struct link_map *map,
/* Cache the locations of MAP's hash table. */
extern void _dl_setup_hash (struct link_map *map) internal_function;
+/* This holds symbol lookup cache. */
+struct lookup_cache
+ {
+ const ElfW(Sym) *sym;
+ struct link_map *map;
+ const struct r_found_version *version;
+ int noexec;
+ int noplt;
+ lookup_t value;
+ const ElfW(Sym) *ret;
+ };
+
+extern struct lookup_cache _dl_lookup_cache;
+extern struct lookup_cache _dl_lookup_cache_versioned;
+
/* Search loaded objects' symbol tables for a definition of the symbol
referred to by UNDEF. *SYM is the symbol table entry containing the