[uClibc-cvs] svn commit: branches/uClibc-nptl: include ldso/include ldso/ldso ldso/libd etc...
sjhill at uclibc.org
sjhill at uclibc.org
Tue Aug 9 05:45:40 UTC 2005
Author: sjhill
Date: 2005-08-08 23:45:37 -0600 (Mon, 08 Aug 2005)
New Revision: 11075
Log:
Changes made to the dynamic loader for TLS/NPTL support. Additional changes made to libpthread and libc for remaining support.
Added:
branches/uClibc-nptl/libpthread/nptl/sysdeps/alpha/dl-tls.c
branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/dl-minimal.c
branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/powerpc/
branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/powerpc/libc-tls.c
branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/sh/
branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/sh/libc-tls.c
branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/sparc/
branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/sparc/libc-tls.c
branches/uClibc-nptl/libpthread/nptl/sysdeps/i386/dl-tls.c
branches/uClibc-nptl/libpthread/nptl/sysdeps/i386/libc-tls.c
branches/uClibc-nptl/libpthread/nptl/sysdeps/mips/dl-tls.c
branches/uClibc-nptl/libpthread/nptl/sysdeps/powerpc/dl-tls.c
branches/uClibc-nptl/libpthread/nptl/sysdeps/sh/dl-tls.c
branches/uClibc-nptl/libpthread/nptl/sysdeps/sparc/dl-tls.c
branches/uClibc-nptl/libpthread/nptl/sysdeps/x86_64/dl-tls.c
Modified:
branches/uClibc-nptl/include/link.h
branches/uClibc-nptl/ldso/include/dl-string.h
branches/uClibc-nptl/ldso/include/ldsodefs.h
branches/uClibc-nptl/ldso/ldso/Makefile
branches/uClibc-nptl/ldso/ldso/dl-debug.c
branches/uClibc-nptl/ldso/ldso/ldso.c
branches/uClibc-nptl/ldso/libdl/Makefile
branches/uClibc-nptl/libc/sysdeps/linux/alpha/Makefile
branches/uClibc-nptl/libc/sysdeps/linux/common/Makefile
branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/dl-tls.c
Changeset:
Modified: branches/uClibc-nptl/include/link.h
===================================================================
--- branches/uClibc-nptl/include/link.h 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/include/link.h 2005-08-09 05:45:37 UTC (rev 11075)
@@ -25,7 +25,7 @@
#include <elf.h>
#include <dlfcn.h>
#include <sys/types.h>
-#ifdef IS_IN_libpthread
+#if defined(IS_IN_libpthread) || defined(IS_IN_rtld)
#include <tls.h> /* Defines USE_TLS. */
#endif
Modified: branches/uClibc-nptl/ldso/include/dl-string.h
===================================================================
--- branches/uClibc-nptl/ldso/include/dl-string.h 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/ldso/include/dl-string.h 2005-08-09 05:45:37 UTC (rev 11075)
@@ -13,6 +13,7 @@
static char *_dl_strrchr(const char *str, int c);
static char *_dl_strstr(const char *s1, const char *s2);
static void * _dl_memcpy(void * dst, const void * src, size_t len);
+static void * _dl_mempcpy(void * dst, const void * src, size_t len);
static int _dl_memcmp(const void * s1,const void * s2,size_t len);
static void *_dl_memset(void * str,int c,size_t len);
static char *_dl_get_last_path_component(char *path);
@@ -146,6 +147,12 @@
return dst;
}
+static inline void * _dl_mempcpy(void * dst, const void * src, size_t len)
+{
+ _dl_memcpy(dst, src, len);
+ return (void *)(((char *) dst) + len);
+}
+
static __always_inline int _dl_memcmp(const void * s1,const void * s2,size_t len)
{
unsigned char *c1 = (unsigned char *)s1-1;
Modified: branches/uClibc-nptl/ldso/include/ldsodefs.h
===================================================================
--- branches/uClibc-nptl/ldso/include/ldsodefs.h 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/ldso/include/ldsodefs.h 2005-08-09 05:45:37 UTC (rev 11075)
@@ -4,11 +4,19 @@
#include <features.h>
#include <tls.h>
-/*
- * NPTL - These are supposed to be from 'sysdeps/generic/ldsodefs.h'
- * and used with the ld.so global structure. I am not sure how
- * this fits into uClibc yet, so they are empty.
- */
+#ifdef IS_IN_rtld
+# define EXTERN
+#else
+# define EXTERN extern
+#endif
+
+/* Non-shared code has no support for multiple namespaces. */
+#ifdef SHARED
+# define DL_NNS 16
+#else
+# define DL_NNS 1
+#endif
+
#define GL(x) _##x
#define GLRO(x) _##x
@@ -17,7 +25,6 @@
might use the variable which results in copy relocations on some
platforms. But this does not matter, ld.so can always use the local
copy. */
-//extern void *__libc_stack_end attribute_relro;
extern void *__libc_stack_end;
rtld_hidden_proto (__libc_stack_end)
@@ -64,11 +71,11 @@
defined as well, so _dl_rtld_map needs to be last before this. */
#ifdef USE_TLS
/* Highest dtv index currently needed. */
- extern size_t _dl_tls_max_dtv_idx;
+ EXTERN size_t _dl_tls_max_dtv_idx;
/* Flag signalling whether there are gaps in the module ID allocation. */
- extern bool _dl_tls_dtv_gaps;
+ EXTERN bool _dl_tls_dtv_gaps;
/* Information about the dtv slots. */
- extern struct dtv_slotinfo_list
+ EXTERN struct dtv_slotinfo_list
{
size_t len;
struct dtv_slotinfo_list *next;
@@ -80,13 +87,13 @@
} slotinfo[0];
} *_dl_tls_dtv_slotinfo_list;
/* Number of modules in the static TLS block. */
- extern size_t _dl_tls_static_nelem;
+ EXTERN size_t _dl_tls_static_nelem;
/* Size of the static TLS block. */
- extern size_t _dl_tls_static_size;
+ EXTERN size_t _dl_tls_static_size;
/* Size actually allocated in the static TLS block. */
- extern size_t _dl_tls_static_used;
+ EXTERN size_t _dl_tls_static_used;
/* Alignment requirement of the static TLS block. */
- extern size_t _dl_tls_static_align;
+ EXTERN size_t _dl_tls_static_align;
/* Number of additional entries in the slotinfo array of each slotinfo
list element. A large number makes it almost certain take we never
@@ -97,11 +104,11 @@
# define DTV_SURPLUS (14)
/* Initial dtv of the main thread, not allocated with normal malloc. */
- extern void *_dl_initial_dtv;
+ EXTERN void *_dl_initial_dtv;
/* Generation counter for the dtv. */
- extern size_t _dl_tls_generation;
+ EXTERN size_t _dl_tls_generation;
- extern void (*_dl_init_static_tls) (struct link_map *);
+ EXTERN void (*_dl_init_static_tls) (struct link_map *);
#endif
#endif
Modified: branches/uClibc-nptl/ldso/ldso/Makefile
===================================================================
--- branches/uClibc-nptl/ldso/ldso/Makefile 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/ldso/ldso/Makefile 2005-08-09 05:45:37 UTC (rev 11075)
@@ -43,7 +43,7 @@
ifeq ($(PTHREADS_NATIVE),y)
XXFLAGS+= $(XARCH_CFLAGS) $(CPU_CFLAGS) $(PICFLAG) \
-DUCLIBC_RUNTIME_PREFIX=\"$(RUNTIME_PREFIX)\" \
- -fno-builtin -nostdinc -D_LIBC -I$(TOPDIR)ldso/include -I. -I$(TOPDIR)include $(PTINC)
+ -fno-builtin -nostdinc -D_LIBC -I$(TOPDIR)ldso/include -I. -I$(TOPDIR)include $(PTINC) -DSHARED -DIS_IN_rtld
else
XXFLAGS+= $(XARCH_CFLAGS) $(CPU_CFLAGS) $(PICFLAG) \
-DUCLIBC_RUNTIME_PREFIX=\"$(RUNTIME_PREFIX)\" \
@@ -59,7 +59,7 @@
LDFLAGS+=-z relro
endif
-CSRC= ldso.c
+CSRC=ldso.c
COBJS=$(patsubst %.c,%.o, $(CSRC))
ASRC=$(shell ls $(TARGET_ARCH)/*.S)
AOBJS=$(patsubst %.S,%.o, $(ASRC))
@@ -82,7 +82,14 @@
all: $(LDSO_FULLNAME)
+ifeq ($(PTHREADS_NATIVE),y)
+dl-tls.c dl-minimal.c:
+ $(LN) -sf $(TOPDIR)libpthread/nptl/sysdeps/generic/$@ $@
+
+$(LDSO_FULLNAME): dl-tls.c dl-minimal.c $(OBJS) $(DLINK_OBJS)
+else
$(LDSO_FULLNAME): $(OBJS) $(DLINK_OBJS)
+endif
$(LD) $(LDFLAGS) -soname=$(UCLIBC_LDSO) \
-o $(LDSO_FULLNAME) $(OBJS) $(LIBGCC)
$(INSTALL) -d $(TOPDIR)lib
@@ -101,4 +108,4 @@
$(TARGET_ARCH)/*.h $(TARGET_ARCH)/*.c $(TOPDIR)ldso/include/*.h
clean:
- $(RM) $(UCLIBC_LDSO)* $(OBJS) $(LDSO_FULLNAME)* core *.o *.a *.s *.i ldso.h *~
+ $(RM) $(UCLIBC_LDSO)* $(OBJS) $(LDSO_FULLNAME)* core *.o *.a *.s *.i ldso.h *~ dl-tls.c dl-minimal.c
Modified: branches/uClibc-nptl/ldso/ldso/dl-debug.c
===================================================================
--- branches/uClibc-nptl/ldso/ldso/dl-debug.c 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/ldso/ldso/dl-debug.c 2005-08-09 05:45:37 UTC (rev 11075)
@@ -98,9 +98,14 @@
_dl_dprintf(_dl_debug_file, "\n");
}
+#define assert(expr) \
+ if (!(expr)) \
+ _dl_dprintf(_dl_debug_file, "Assert: %s(%d)\n", __FILE__, __LINE__);
+
#else
#define debug_sym(symtab, strtab, symtab_index)
#define debug_reloc(symtab, strtab, rpnt)
+#define assert(expr)
#endif /* __SUPPORT_LD_DEBUG__ */
Modified: branches/uClibc-nptl/ldso/ldso/ldso.c
===================================================================
--- branches/uClibc-nptl/ldso/ldso/ldso.c 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/ldso/ldso/ldso.c 2005-08-09 05:45:37 UTC (rev 11075)
@@ -69,6 +69,11 @@
/* Forward function declarations */
static int _dl_suid_ok(void);
+#ifdef __PTHREADS_NATIVE__
+#include "dl-minimal.c"
+#include "dl-tls.c"
+#endif
+
/*
* This stub function is used by some debuggers. The idea is that they
* can set an internal breakpoint on it, so that we are notified when the
Modified: branches/uClibc-nptl/ldso/libdl/Makefile
===================================================================
--- branches/uClibc-nptl/ldso/libdl/Makefile 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/ldso/libdl/Makefile 2005-08-09 05:45:37 UTC (rev 11075)
@@ -27,9 +27,15 @@
else
XXFLAGS+=$(OPTIMIZATION)
endif
+ifeq ($(PTHREADS_NATIVE),y)
XXFLAGS+= $(XARCH_CFLAGS) $(CPU_CFLAGS) \
-DUCLIBC_RUNTIME_PREFIX=\"$(RUNTIME_PREFIX)\" \
+ -fno-builtin -nostdinc -D_LIBC -I$(TOPDIR)ldso/include -I$(TOPDIR)ldso/ldso -I. -I$(TOPDIR)include $(PTINC) -DIS_IN_rtld
+else
+XXFLAGS+= $(XARCH_CFLAGS) $(CPU_CFLAGS) \
+ -DUCLIBC_RUNTIME_PREFIX=\"$(RUNTIME_PREFIX)\" \
-fno-builtin -nostdinc -D_LIBC -I$(TOPDIR)ldso/include -I$(TOPDIR)ldso/ldso -I. -I$(TOPDIR)include
+endif
XXFLAGS+=-isystem $(shell $(CC) -print-file-name=include)
XXFLAGS_NOPIC:=$(XXFLAGS)
@@ -67,7 +73,7 @@
$(STRIPTOOL) -x -R .note -R .comment $*.o
libdl_pic.o: libdl.c $(TOPDIR)ldso/include/*.h
- $(CC) $(XXFLAGS) -c libdl.c -o libdl_pic.o
+ $(CC) $(XXFLAGS) -DSHARED -c libdl.c -o libdl_pic.o
$(STRIPTOOL) -x -R .note -R .comment $*.o
shared: $(LIBDL_PIC)
Modified: branches/uClibc-nptl/libc/sysdeps/linux/alpha/Makefile
===================================================================
--- branches/uClibc-nptl/libc/sysdeps/linux/alpha/Makefile 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/libc/sysdeps/linux/alpha/Makefile 2005-08-09 05:45:37 UTC (rev 11075)
@@ -32,6 +32,10 @@
OBJS=$(SOBJS) $(COBJS)
+ifeq ($(PTHREADS_NATIVE),y)
+COBJS += $(PTDIR)sysdeps/$(TARGET_ARCH)/libc-tls.o
+endif
+
OBJ_LIST=../../../obj.sysdeps.$(TARGET_ARCH)
all: $(OBJ_LIST)
@@ -76,6 +80,11 @@
$(AR) $(ARFLAGS) $(TOPDIR)lib/crtn.o
endif
+ifeq ($(PTHREADS_NATIVE),y)
+$(PTDIR)sysdeps/$(TARGET_ARCH)/libc-tls.o:
+ $(MAKE) -C $(PTDIR)sysdeps/$(TARGET_ARCH) libc-tls.o
+endif
+
headers:
$(LN) -fs ../libc/sysdeps/linux/alpha/fpu_control.h $(TOPDIR)/include/
Modified: branches/uClibc-nptl/libc/sysdeps/linux/common/Makefile
===================================================================
--- branches/uClibc-nptl/libc/sysdeps/linux/common/Makefile 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/libc/sysdeps/linux/common/Makefile 2005-08-09 05:45:37 UTC (rev 11075)
@@ -21,6 +21,10 @@
SRCS = $(wildcard *.c)
+ifeq ($(strip $(PTHREADS_NATIVE)),y)
+SRCS := $(filter-out fork.c,$(SRCS))
+endif
+
ifeq ($(strip $(EXCLUDE_BRK)),y)
SRCS := $(filter-out sbrk.c,$(SRCS))
endif
Added: branches/uClibc-nptl/libpthread/nptl/sysdeps/alpha/dl-tls.c
===================================================================
--- branches/uClibc-nptl/libpthread/nptl/sysdeps/alpha/dl-tls.c 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/libpthread/nptl/sysdeps/alpha/dl-tls.c 2005-08-09 05:45:37 UTC (rev 11075)
@@ -0,0 +1 @@
+#include <../generic/dl-tls.c>
Added: branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/dl-minimal.c
===================================================================
--- branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/dl-minimal.c 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/dl-minimal.c 2005-08-09 05:45:37 UTC (rev 11075)
@@ -0,0 +1,129 @@
+/* Minimal replacements for basic facilities used in the dynamic linker.
+ Copyright (C) 1995-1998,2000-2002,2004 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 Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, write to the Free
+ Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+ 02111-1307 USA. */
+
+//#include <errno.h>
+#include <limits.h>
+#include <string.h>
+#include <tls.h>
+//#include <unistd.h>
+#include <sys/param.h>
+#include <sys/types.h>
+#include <ldsodefs.h>
+
+/* Minimal `malloc' allocator for use while loading shared libraries.
+ No block is ever freed. */
+
+static void *alloc_ptr, *alloc_end, *alloc_last_block;
+
+/* Declarations of global functions. */
+extern void weak_function free (void *ptr);
+extern void * weak_function realloc (void *ptr, size_t n);
+
+/* Allocate an aligned memory block. */
+void * weak_function
+memalign (size_t align, size_t n)
+{
+#ifdef MAP_ANON
+#define _dl_zerofd (-1)
+#else
+ extern int _dl_zerofd;
+
+ if (_dl_zerofd == -1)
+ _dl_zerofd = _dl_sysdep_open_zero_fill ();
+#define MAP_ANON 0
+#endif
+
+ if (alloc_end == 0)
+ {
+ /* Consume any unused space in the last page of our data segment. */
+ extern int _end attribute_hidden;
+ alloc_ptr = &_end;
+ alloc_end = (void *) 0 + (((alloc_ptr - (void *) 0)
+ + GLRO(dl_pagesize) - 1)
+ & ~(GLRO(dl_pagesize) - 1));
+ }
+
+ /* Make sure the allocation pointer is ideally aligned. */
+ alloc_ptr = (void *) 0 + (((alloc_ptr - (void *) 0) + align - 1)
+ & ~(align - 1));
+
+ if (alloc_ptr + n >= alloc_end)
+ {
+ /* Insufficient space left; allocate another page. */
+ caddr_t page;
+ size_t nup = (n + GLRO(dl_pagesize) - 1) & ~(GLRO(dl_pagesize) - 1);
+ page = _dl_mmap (0, nup, PROT_READ|PROT_WRITE,
+ MAP_ANON|MAP_PRIVATE, _dl_zerofd, 0);
+ if (_dl_mmap_check_error(page))
+ return -1;
+ if (page != alloc_end)
+ alloc_ptr = page;
+ alloc_end = page + nup;
+ }
+
+ alloc_last_block = (void *) alloc_ptr;
+ alloc_ptr += n;
+ return alloc_last_block;
+}
+
+void * weak_function
+malloc (size_t n)
+{
+ return memalign (sizeof (double), n);
+}
+
+/* We use this function occasionally since the real implementation may
+ be optimized when it can assume the memory it returns already is
+ set to NUL. */
+void * weak_function
+calloc (size_t nmemb, size_t size)
+{
+ /* New memory from the trivial malloc above is always already cleared.
+ (We make sure that's true in the rare occasion it might not be,
+ by clearing memory in free, below.) */
+ return malloc (nmemb * size);
+}
+
+/* This will rarely be called. */
+void weak_function
+free (void *ptr)
+{
+ /* We can free only the last block allocated. */
+ if (ptr == alloc_last_block)
+ {
+ /* Since this is rare, we clear the freed block here
+ so that calloc can presume malloc returns cleared memory. */
+ _dl_memset (alloc_last_block, '\0', alloc_ptr - alloc_last_block);
+ alloc_ptr = alloc_last_block;
+ }
+}
+
+/* This is only called with the most recent block returned by malloc. */
+void * weak_function
+realloc (void *ptr, size_t n)
+{
+ void *new;
+ if (ptr == NULL)
+ return malloc (n);
+ assert (ptr == alloc_last_block);
+ alloc_ptr = alloc_last_block;
+ new = malloc (n);
+ assert (new == ptr);
+ return new;
+}
Modified: branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/dl-tls.c
===================================================================
--- branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/dl-tls.c 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/dl-tls.c 2005-08-09 05:45:37 UTC (rev 11075)
@@ -1,4 +1,4 @@
-/* Thread-local storage handling in the ELF dynamic linker. Generic version.
+/* tHREAD-local storage handling in the ELF dynamic linker. Generic version.
Copyright (C) 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library.
@@ -17,21 +17,27 @@
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
-#include <assert.h>
-#include <errno.h>
#include <libintl.h>
#include <signal.h>
#include <stdlib.h>
-#include <unistd.h>
#include <sys/param.h>
-
#include <tls.h>
+#include <dl-tls.h>
+#include <ldsodefs.h>
-/* We don't need any of this if TLS is not supported. */
-#ifdef USE_TLS
+#ifndef IS_IN_rtld
+#include <assert.h>
+#include <link.h>
+#include <string.h>
+#include <unistd.h>
-# include <dl-tls.h>
-# include <ldsodefs.h>
+#define _dl_malloc malloc
+#define _dl_memset memset
+#define _dl_mempcpy mempcpy
+#define _dl_dprintf fprintf
+#define _dl_debug_file stderr
+#define _dl_exit exit
+#endif
/* Amount of excess space to allocate in the static TLS area
to allow dynamic loading of modules defining IE-model TLS data. */
@@ -47,11 +53,20 @@
__attribute__ ((__noreturn__))
oom (void)
{
- _dl_fatal_printf ("cannot allocate memory for thread-local data: ABORT\n");
+ do {
+ _dl_dprintf (_dl_debug_file,
+ "cannot allocate thread-local memory: ABORT\n");
+ _dl_exit (127);
+ } while (1);
}
# endif
+void *_dl_memalign(size_t alignment, size_t bytes)
+{
+ return _dl_malloc(bytes);
+}
+
size_t
internal_function
_dl_next_tls_modid (void)
@@ -208,8 +223,9 @@
# elif TLS_DTV_AT_TP
/* The TLS blocks start right after the TCB. */
size_t offset = TLS_TCB_SIZE;
+ size_t cnt;
- for (size_t cnt = 0; slotinfo[cnt].map != NULL; ++cnt)
+ for (cnt = 0; slotinfo[cnt].map != NULL; ++cnt)
{
assert (cnt < GL(dl_tls_dtv_slotinfo_list)->len);
@@ -346,7 +362,7 @@
# endif
/* Allocate a correctly aligned chunk of memory. */
- result = __libc_memalign (GL(dl_tls_static_align), size);
+ result = _dl_memalign (GL(dl_tls_static_align), size);
if (__builtin_expect (result != NULL, 1))
{
/* Allocate the DTV. */
@@ -358,14 +374,14 @@
/* Clear the TCB data structure. We can't ask the caller (i.e.
libpthread) to do it, because we will initialize the DTV et al. */
- memset (result, '\0', TLS_TCB_SIZE);
+ _dl_memset (result, '\0', TLS_TCB_SIZE);
# elif TLS_DTV_AT_TP
result = (char *) result + size - GL(dl_tls_static_size);
/* Clear the TCB data structure and TLS_PRE_TCB_SIZE bytes before it.
We can't ask the caller (i.e. libpthread) to do it, because we will
initialize the DTV et al. */
- memset ((char *) result - TLS_PRE_TCB_SIZE, '\0',
+ _dl_memset ((char *) result - TLS_PRE_TCB_SIZE, '\0',
TLS_PRE_TCB_SIZE + TLS_TCB_SIZE);
# endif
@@ -440,7 +456,7 @@
/* Copy the initialization image and clear the BSS part. */
dtv[map->l_tls_modid].pointer.val = dest;
dtv[map->l_tls_modid].pointer.is_static = true;
- memset (__mempcpy (dest, map->l_tls_initimage,
+ _dl_memset (_dl_mempcpy (dest, map->l_tls_initimage,
map->l_tls_initimage_size), '\0',
map->l_tls_blocksize - map->l_tls_initimage_size);
}
@@ -476,9 +492,10 @@
_dl_deallocate_tls (void *tcb, bool dealloc_tcb)
{
dtv_t *dtv = GET_DTV (tcb);
+ size_t cnt;
/* We need to free the memory allocated for non-static TLS. */
- for (size_t cnt = 0; cnt < dtv[-1].counter; ++cnt)
+ for (cnt = 0; cnt < dtv[-1].counter; ++cnt)
if (! dtv[1 + cnt].pointer.is_static
&& dtv[1 + cnt].pointer.val != TLS_DTV_UNALLOCATED)
free (dtv[1 + cnt].pointer.val);
@@ -529,12 +546,12 @@
{
void *newp;
- newp = __libc_memalign (map->l_tls_align, map->l_tls_blocksize);
+ newp = _dl_memalign (map->l_tls_align, map->l_tls_blocksize);
if (newp == NULL)
oom ();
/* Initialize the memory. */
- memset (__mempcpy (newp, map->l_tls_initimage, map->l_tls_initimage_size),
+ _dl_memset (_dl_mempcpy (newp, map->l_tls_initimage, map->l_tls_initimage_size),
'\0', map->l_tls_blocksize - map->l_tls_initimage_size);
return newp;
@@ -584,7 +601,9 @@
listp = GL(dl_tls_dtv_slotinfo_list);
do
{
- for (size_t cnt = total == 0 ? 1 : 0; cnt < listp->len; ++cnt)
+ size_t cnt;
+
+ for (cnt = total == 0 ? 1 : 0; cnt < listp->len; ++cnt)
{
size_t gen = listp->slotinfo[cnt].gen;
@@ -637,7 +656,7 @@
newp = malloc ((2 + newsize) * sizeof (dtv_t));
if (newp == NULL)
oom ();
- memcpy (newp, &dtv[-1], oldsize * sizeof (dtv_t));
+ _dl_memcpy (newp, &dtv[-1], oldsize * sizeof (dtv_t));
}
else
{
@@ -650,7 +669,7 @@
newp[0].counter = newsize;
/* Clear the newly allocated part. */
- memset (newp + 2 + oldsize, '\0',
+ _dl_memset (newp + 2 + oldsize, '\0',
(newsize - oldsize) * sizeof (dtv_t));
/* Point dtv to the generation counter. */
@@ -782,13 +801,14 @@
generation. */
++GL(dl_tls_generation);
- _dl_signal_error (ENOMEM, "dlopen", NULL, N_("\
-cannot create TLS data structures"));
+ _dl_dprintf (_dl_debug_file,
+ "cannot create TLS data structures: ABORT\n");
+ _dl_exit (127);
}
listp->len = TLS_SLOTINFO_SURPLUS;
listp->next = NULL;
- memset (listp->slotinfo, '\0',
+ _dl_memset (listp->slotinfo, '\0',
TLS_SLOTINFO_SURPLUS * sizeof (struct dtv_slotinfo));
}
@@ -796,4 +816,3 @@
listp->slotinfo[idx].map = l;
listp->slotinfo[idx].gen = GL(dl_tls_generation) + 1;
}
-#endif /* use TLS */
Added: branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/powerpc/libc-tls.c
===================================================================
--- branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/powerpc/libc-tls.c 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/powerpc/libc-tls.c 2005-08-09 05:45:37 UTC (rev 11075)
@@ -0,0 +1 @@
+#include <../generic/libc-tls.c>
Added: branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/sh/libc-tls.c
===================================================================
--- branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/sh/libc-tls.c 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/sh/libc-tls.c 2005-08-09 05:45:37 UTC (rev 11075)
@@ -0,0 +1 @@
+#include <../generic/libc-tls.c>
Added: branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/sparc/libc-tls.c
===================================================================
--- branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/sparc/libc-tls.c 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/libpthread/nptl/sysdeps/generic/sparc/libc-tls.c 2005-08-09 05:45:37 UTC (rev 11075)
@@ -0,0 +1 @@
+#include <../generic/libc-tls.c>
Added: branches/uClibc-nptl/libpthread/nptl/sysdeps/i386/dl-tls.c
===================================================================
--- branches/uClibc-nptl/libpthread/nptl/sysdeps/i386/dl-tls.c 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/libpthread/nptl/sysdeps/i386/dl-tls.c 2005-08-09 05:45:37 UTC (rev 11075)
@@ -0,0 +1 @@
+#include <../generic/dl-tls.c>
Added: branches/uClibc-nptl/libpthread/nptl/sysdeps/i386/libc-tls.c
===================================================================
--- branches/uClibc-nptl/libpthread/nptl/sysdeps/i386/libc-tls.c 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/libpthread/nptl/sysdeps/i386/libc-tls.c 2005-08-09 05:45:37 UTC (rev 11075)
@@ -0,0 +1 @@
+#include <../generic/libc-tls.c>
Added: branches/uClibc-nptl/libpthread/nptl/sysdeps/mips/dl-tls.c
===================================================================
--- branches/uClibc-nptl/libpthread/nptl/sysdeps/mips/dl-tls.c 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/libpthread/nptl/sysdeps/mips/dl-tls.c 2005-08-09 05:45:37 UTC (rev 11075)
@@ -0,0 +1 @@
+#include <../generic/dl-tls.c>
Added: branches/uClibc-nptl/libpthread/nptl/sysdeps/powerpc/dl-tls.c
===================================================================
--- branches/uClibc-nptl/libpthread/nptl/sysdeps/powerpc/dl-tls.c 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/libpthread/nptl/sysdeps/powerpc/dl-tls.c 2005-08-09 05:45:37 UTC (rev 11075)
@@ -0,0 +1 @@
+#include <../generic/dl-tls.c>
Added: branches/uClibc-nptl/libpthread/nptl/sysdeps/sh/dl-tls.c
===================================================================
--- branches/uClibc-nptl/libpthread/nptl/sysdeps/sh/dl-tls.c 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/libpthread/nptl/sysdeps/sh/dl-tls.c 2005-08-09 05:45:37 UTC (rev 11075)
@@ -0,0 +1 @@
+#include <../generic/dl-tls.c>
Added: branches/uClibc-nptl/libpthread/nptl/sysdeps/sparc/dl-tls.c
===================================================================
--- branches/uClibc-nptl/libpthread/nptl/sysdeps/sparc/dl-tls.c 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/libpthread/nptl/sysdeps/sparc/dl-tls.c 2005-08-09 05:45:37 UTC (rev 11075)
@@ -0,0 +1 @@
+#include <../generic/dl-tls.c>
Added: branches/uClibc-nptl/libpthread/nptl/sysdeps/x86_64/dl-tls.c
===================================================================
--- branches/uClibc-nptl/libpthread/nptl/sysdeps/x86_64/dl-tls.c 2005-08-09 05:20:47 UTC (rev 11074)
+++ branches/uClibc-nptl/libpthread/nptl/sysdeps/x86_64/dl-tls.c 2005-08-09 05:45:37 UTC (rev 11075)
@@ -0,0 +1 @@
+#include <../generic/dl-tls.c>
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