bail out.
* config.h.in: Remove trace of optional init_array/fini_array support.
* config.make.in: Likewise.
* csu/elf-init.c: Likewise.
* dlfcn/dlfcn.c: Likewise.
* elf/soinit.c: Likewise.
* sysdeps/ia64/elf/initfinit.c: Likewise.
+2005-11-05 Ulrich Drepper <drepper@redhat.com>
+
+ * configure.in: If init_array/fini_array support is not available,
+ bail out.
+ * config.h.in: Remove trace of optional init_array/fini_array support.
+ * config.make.in: Likewise.
+ * csu/elf-init.c: Likewise.
+ * dlfcn/dlfcn.c: Likewise.
+ * elf/soinit.c: Likewise.
+ * sysdeps/ia64/elf/initfinit.c: Likewise.
+
2005-11-04 Roland McGrath <roland@redhat.com>
* sysdeps/i386/configure.in (libc_mtune_example): Variable removed.
/* Define if binutils support TLS handling. */
#undef HAVE_TLS_SUPPORT
-/* Define if the linker supports .preinit_array/.init_array/.fini_array
- sections. */
-#undef HAVE_INITFINI_ARRAY
-
/* Define if the compiler's exception support is based on libunwind. */
#undef HAVE_CC_WITH_LIBUNWIND
with-cvs = @with_cvs@
old-glibc-headers = @old_glibc_headers@
unwind-find-fde = @libc_cv_gcc_unwind_find_fde@
-have-initfini-array = @libc_cv_initfinit_array@
have-cpp-asm-debuginfo = @libc_cv_cpp_asm_debuginfo@
enable-check-abi = @enable_check_abi@
have-forced-unwind = @libc_cv_forced_unwind@
# include <unistd.h>
#endif"
-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS with_fp with_cvs enable_check_abi oldest_abi bindnow force_install all_warnings build build_cpu build_vendor build_os host host_cpu host_vendor host_os subdirs add_ons base_machine sysnames INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LN_S CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC OBJEXT BUILD_CC cross_compiling CPP CXX CXXFLAGS ac_ct_CXX AR OBJDUMP RANLIB ac_ct_RANLIB MIG AS LD PWD_P MAKE MSGFMT MAKEINFO SED AUTOCONF SYSINCLUDES libc_cv_gcc_static_libgcc BASH libc_cv_have_bash2 KSH libc_cv_have_ksh AWK PERL INSTALL_INFO BISON VERSIONING libc_cv_asm_protected_directive libc_cv_initfinit_array libc_cv_cc_with_libunwind libc_cv_z_nodelete libc_cv_z_nodlopen libc_cv_z_initfirst libc_cv_z_relro libc_cv_Bgroup libc_cv_libgcc_s_suffix libc_cv_as_needed ASFLAGS_config libc_cv_z_combreloc libc_cv_z_execstack libc_cv_fpie fno_unit_at_a_time libc_cv_ssp libc_cv_have_initfini no_whole_archive exceptions LIBGD have_libaudit have_selinux EGREP sizeof_long_double libc_cv_gcc_unwind_find_fde uname_sysname uname_release uname_version old_glibc_headers libc_cv_slibdir libc_cv_localedir libc_cv_sysconfdir libc_cv_rootsbindir libc_cv_forced_unwind use_ldconfig ldd_rewrite_script gnu_ld gnu_as elf xcoff static shared pic_default profile omitfp bounded static_nss nopic_initfini DEFINES mach_interface_list VERSION RELEASE LIBOBJS LTLIBOBJS'
+ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS with_fp with_cvs enable_check_abi oldest_abi bindnow force_install all_warnings build build_cpu build_vendor build_os host host_cpu host_vendor host_os subdirs add_ons base_machine sysnames INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LN_S CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC OBJEXT BUILD_CC cross_compiling CPP CXX CXXFLAGS ac_ct_CXX AR OBJDUMP RANLIB ac_ct_RANLIB MIG AS LD PWD_P MAKE MSGFMT MAKEINFO SED AUTOCONF SYSINCLUDES libc_cv_gcc_static_libgcc BASH libc_cv_have_bash2 KSH libc_cv_have_ksh AWK PERL INSTALL_INFO BISON VERSIONING libc_cv_asm_protected_directive libc_cv_cc_with_libunwind libc_cv_z_nodelete libc_cv_z_nodlopen libc_cv_z_initfirst libc_cv_z_relro libc_cv_Bgroup libc_cv_libgcc_s_suffix libc_cv_as_needed ASFLAGS_config libc_cv_z_combreloc libc_cv_z_execstack libc_cv_fpie fno_unit_at_a_time libc_cv_ssp libc_cv_have_initfini no_whole_archive exceptions LIBGD have_libaudit have_selinux EGREP sizeof_long_double libc_cv_gcc_unwind_find_fde uname_sysname uname_release uname_version old_glibc_headers libc_cv_slibdir libc_cv_localedir libc_cv_sysconfdir libc_cv_rootsbindir libc_cv_forced_unwind use_ldconfig ldd_rewrite_script gnu_ld gnu_as elf xcoff static shared pic_default profile omitfp bounded static_nss nopic_initfini DEFINES mach_interface_list VERSION RELEASE LIBOBJS LTLIBOBJS'
ac_subst_files=''
# Initialize some variables set by options.
echo "$as_me:$LINENO: checking for .preinit_array/.init_array/.fini_array support" >&5
echo $ECHO_N "checking for .preinit_array/.init_array/.fini_array support... $ECHO_C" >&6
-if test "${libc_cv_initfinit_array+set}" = set; then
+if test "${libc_cv_initfini_array+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
cat > conftest.c <<EOF
(exit $ac_status); }; }
then
if readelf -S conftest | fgrep INIT_ARRAY > /dev/null; then
- libc_cv_initfinit_array=yes
+ libc_cv_initfini_array=yes
else
- libc_cv_initfinit_array=no
+ libc_cv_initfini_array=no
fi
else
- libc_cv_initfinit_array=no
+ libc_cv_initfini_array=no
fi
rm -f conftest*
fi
-echo "$as_me:$LINENO: result: $libc_cv_initfinit_array" >&5
-echo "${ECHO_T}$libc_cv_initfinit_array" >&6
-
- if test $libc_cv_initfinit_array = yes; then
- cat >>confdefs.h <<\_ACEOF
-#define HAVE_INITFINI_ARRAY 1
-_ACEOF
-
+echo "$as_me:$LINENO: result: $libc_cv_initfini_array" >&5
+echo "${ECHO_T}$libc_cv_initfini_array" >&6
+ if test $libc_cv_initfini_array != yes; then
+ { { echo "$as_me:$LINENO: error: Need linker with .init_array/.fini_array support." >&5
+echo "$as_me: error: Need linker with .init_array/.fini_array support." >&2;}
+ { (exit 1); exit 1; }; }
fi
echo "$as_me:$LINENO: checking for libunwind-support in compiler" >&5
s,@BISON@,$BISON,;t t
s,@VERSIONING@,$VERSIONING,;t t
s,@libc_cv_asm_protected_directive@,$libc_cv_asm_protected_directive,;t t
-s,@libc_cv_initfinit_array@,$libc_cv_initfinit_array,;t t
s,@libc_cv_cc_with_libunwind@,$libc_cv_cc_with_libunwind,;t t
s,@libc_cv_z_nodelete@,$libc_cv_z_nodelete,;t t
s,@libc_cv_z_nodlopen@,$libc_cv_z_nodlopen,;t t
fi
AC_CACHE_CHECK(for .preinit_array/.init_array/.fini_array support,
- libc_cv_initfinit_array, [dnl
+ libc_cv_initfini_array, [dnl
cat > conftest.c <<EOF
int _start (void) { return 0; }
int __start (void) { return 0; }
-static -nostartfiles -nostdlib 1>&AS_MESSAGE_LOG_FD])
then
if readelf -S conftest | fgrep INIT_ARRAY > /dev/null; then
- libc_cv_initfinit_array=yes
+ libc_cv_initfini_array=yes
else
- libc_cv_initfinit_array=no
+ libc_cv_initfini_array=no
fi
else
- libc_cv_initfinit_array=no
+ libc_cv_initfini_array=no
fi
rm -f conftest*])
- AC_SUBST(libc_cv_initfinit_array)
- if test $libc_cv_initfinit_array = yes; then
- AC_DEFINE(HAVE_INITFINI_ARRAY)
+ if test $libc_cv_initfini_array != yes; then
+ AC_MSG_ERROR([Need linker with .init_array/.fini_array support.])
fi
AC_CACHE_CHECK(for libunwind-support in compiler,
#include <stddef.h>
-#ifdef HAVE_INITFINI_ARRAY
+
/* These magic symbols are provided by the linker. */
extern void (*__preinit_array_start []) (int, char **, char **)
attribute_hidden;
attribute_hidden;
extern void (*__fini_array_start []) (void) attribute_hidden;
extern void (*__fini_array_end []) (void) attribute_hidden;
-#endif
+
/* These function symbols are provided for the .init/.fini section entry
points automagically by the linker. */
void
__libc_csu_init (int argc, char **argv, char **envp)
{
-#ifdef HAVE_INITFINI_ARRAY
/* For dynamically linked executables the preinit array is executed by
the dynamic linker (before initializing any shared object. */
-# ifndef LIBC_NONSHARED
+#ifndef LIBC_NONSHARED
/* For static executables, preinit happens rights before init. */
{
const size_t size = __preinit_array_end - __preinit_array_start;
for (i = 0; i < size; i++)
(*__preinit_array_start [i]) (argc, argv, envp);
}
-# endif
#endif
_init ();
-#ifdef HAVE_INITFINI_ARRAY
- {
- const size_t size = __init_array_end - __init_array_start;
- size_t i;
- for (i = 0; i < size; i++)
+ const size_t size = __init_array_end - __init_array_start;
+ for (size_t i = 0; i < size; i++)
(*__init_array_start [i]) (argc, argv, envp);
- }
-#endif
}
/* This function should not be used anymore. We run the executable's
__libc_csu_fini (void)
{
#ifndef LIBC_NONSHARED
-# ifdef HAVE_INITFINI_ARRAY
size_t i = __fini_array_end - __fini_array_start;
while (i-- > 0)
(*__fini_array_start [i]) ();
-# endif
_fini ();
#endif
int __dlfcn_argc attribute_hidden;
char **__dlfcn_argv attribute_hidden;
-#ifdef HAVE_INITFINI_ARRAY
+
static void
init (int argc, char *argv[])
{
static void (*const init_array []) (int argc, char *argv[])
__attribute__ ((section (".init_array"), aligned (sizeof (void *))))
- __attribute_used__ = { init };
-#else
-# error "Need linker with .init_array support."
-#endif
+ __attribute_used__ =
+{
+ init
+};
/* This function becomes the DT_FINI termination function
for the C library. */
-#ifndef HAVE_INITFINI_ARRAY
-void _fini (void) __attribute__ ((section (".fini"))); /* Just for kicks. */
-void
-_fini (void)
-#else
void
__libc_fini (void)
-#endif
{
/* Call destructor functions. */
run_hooks (__DTOR_LIST__);
# endif
#endif
}
-#ifdef HAVE_INITFINI_ARRAY
+
void (*_fini_ptr) (void) __attribute__ ((section (".fini_array")))
= &__libc_fini;
-#endif
+2005-11-05 Ulrich Drepper <drepper@redhat.com>
+
+ * sysdeps/unix/sysv/linux/ia64/pt-initfini.c: Remove trace of
+ optional init_array/fini_array support.
+
2005-10-24 Roland McGrath <roland@redhat.com>
* sysdeps/unix/sysv/linux/x86_64/sem_trywait.S: Remove unnecessary
/* Special .init and .fini section support for ia64. NPTL version.
- Copyright (C) 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2001, 2002, 2003, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it
#include <stddef.h>
-#ifdef HAVE_INITFINI_ARRAY
__asm__ ("\n\
#include \"defs.h\"\n\
.xdata8 \".init_array\",@fptr(__pthread_initialize_minimal_internal)\n\
/*@_init_PROLOG_ENDS*/\n\
");
-
-#else
-
-__asm__ ("\n\
-\n\
-#include \"defs.h\"\n\
-\n\
-/*@HEADER_ENDS*/\n\
-\n\
-/*@_init_PROLOG_BEGINS*/\n\
- .section .init\n\
- .align 16\n\
- .global _init#\n\
- .proc _init#\n\
-_init:\n\
- .prologue\n\
- .save ar.pfs, r34\n\
- alloc r34 = ar.pfs, 0, 3, 0, 0\n\
- .vframe r32\n\
- mov r32 = r12\n\
- .save rp, r33\n\
- mov r33 = b0\n\
- .body\n\
- adds r12 = -16, r12\n\
- ;;\n\
- st8 [r12] = gp, -16\n\
- br.call.sptk.many b0 = __pthread_initialize_minimal_internal# ;;\n\
- ;;\n\
- adds r12 = 16, r12\n\
- ;;\n\
- ld8 gp = [r12]\n\
- ;;\n\
- .endp _init#\n\
-\n\
-/*@_init_PROLOG_ENDS*/\n\
-\n\
-/*@_init_EPILOG_BEGINS*/\n\
- .section .init\n\
- .proc _init#\n\
- .prologue\n\
- .save ar.pfs, r34\n\
- .vframe r32\n\
- .save rp, r33\n\
- .body\n\
- mov r12 = r32\n\
- mov ar.pfs = r34\n\
- mov b0 = r33\n\
- br.ret.sptk.many b0\n\
- .endp _init#\n\
-/*@_init_EPILOG_ENDS*/\n\
-\n\
-/*@_fini_PROLOG_BEGINS*/\n\
- .section .fini\n\
- .align 16\n\
- .global _fini#\n\
- .proc _fini#\n\
-_fini:\n\
- .prologue\n\
- .save ar.pfs, r34\n\
- alloc r34 = ar.pfs, 0, 3, 0, 0\n\
- .vframe r32\n\
- mov r32 = r12\n\
- .save rp, r33\n\
- mov r33 = b0\n\
- .body\n\
- adds r12 = -16, r12\n\
- ;;\n\
- .endp _fini#\n\
-\n\
-/*@_fini_PROLOG_ENDS*/\n\
-\n\
-/*@_fini_EPILOG_BEGINS*/\n\
- .section .fini\n\
- .proc _fini#\n\
- .prologue\n\
- .save ar.pfs, r34\n\
- .vframe r32\n\
- .save rp, r33\n\
- .body\n\
- mov r12 = r32\n\
- mov ar.pfs = r34\n\
- mov b0 = r33\n\
- br.ret.sptk.many b0\n\
- .endp _fini#\n\
-\n\
-/*@_fini_EPILOG_ENDS*/\n\
-\n\
-/*@TRAILER_BEGINS*/\n\
- .weak __gmon_start__#\n\
-");
-
-#endif
/* Special .init and .fini section support for ia64.
- Copyright (C) 2000, 2002, 2003 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2002, 2003, 2005 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
"\n"
"/*@_init_PROLOG_BEGINS*/\n");
-#ifdef HAVE_INITFINI_ARRAY
/* If we have working .init_array support, we want to keep the .init
section empty (apart from the mandatory prologue/epilogue. This
__asm__ (".section .init_array, \"aw\"\n"
"\tdata8 @fptr(gmon_initializer)\n");
-#endif
__asm__ (".section .init\n"
" .global _init#\n"
" mov r33 = b0\n"
" .body\n"
" adds r12 = -16, r12\n"
-#ifdef HAVE_INITFINI_ARRAY
" ;;\n" /* see gmon_initializer() above */
-#else
-" .weak __gmon_start__#\n"
-" addl r14 = @ltoff(@fptr(__gmon_start__#)), gp\n"
-" ;;\n"
-" ld8 r15 = [r14]\n"
-" ;;\n"
-" cmp.eq p6, p7 = 0, r15\n"
-" (p6) br.cond.dptk .L5\n"
-"\n"
-"/* we could use r35 to save gp, but we use the stack since that's what\n"
-" * all the other init routines will do --davidm 00/04/05 */\n"
-" st8 [r12] = gp, -16\n"
-" br.call.sptk.many b0 = __gmon_start__# ;;\n"
-" adds r12 = 16, r12\n"
-" ;;\n"
-" ld8 gp = [r12]\n"
-" ;;\n"
-".L5:\n"
-#endif
" .endp _init#\n"
"\n"
"/*@_init_PROLOG_ENDS*/\n"
projects / platform / upstream / linaro-glibc.git / commitdiff