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authorUlrich Drepper <drepper@redhat.com>2005-11-05 17:46:24 +0000
committerUlrich Drepper <drepper@redhat.com>2005-11-05 17:46:24 +0000
commitce33ee7caabb2803294ad7aa8108b039cc00c748 (patch)
tree79ce106edebbac9ab8b168848c39b2a0e7c402c5
parentf06d38b39fcf1ccaf52bc763498676321d36c81f (diff)
downloadglibc-ce33ee7caabb2803294ad7aa8108b039cc00c748.tar.gz
glibc-ce33ee7caabb2803294ad7aa8108b039cc00c748.tar.xz
glibc-ce33ee7caabb2803294ad7aa8108b039cc00c748.zip
* 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.
-rw-r--r--ChangeLog11
-rw-r--r--config.h.in4
-rw-r--r--config.make.in1
-rwxr-xr-xconfigure25
-rw-r--r--configure.in13
-rw-r--r--csu/elf-init.c19
-rw-r--r--dlfcn/dlfcn.c10
-rw-r--r--elf/soinit.c9
-rw-r--r--nptl/ChangeLog5
-rw-r--r--nptl/sysdeps/unix/sysv/linux/ia64/pt-initfini.c95
-rw-r--r--sysdeps/ia64/elf/initfini.c24
11 files changed, 46 insertions, 170 deletions
diff --git a/ChangeLog b/ChangeLog
index 4ecc943429..1f8267d63c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,14 @@
+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.
diff --git a/config.h.in b/config.h.in
index 552523a83e..261ee73f04 100644
--- a/config.h.in
+++ b/config.h.in
@@ -158,10 +158,6 @@
 /* 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
 
diff --git a/config.make.in b/config.make.in
index 3687507a17..e701212e99 100644
--- a/config.make.in
+++ b/config.make.in
@@ -53,7 +53,6 @@ with-fp = @with_fp@
 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@
diff --git a/configure b/configure
index 69d7575af1..3c06983fbd 100755
--- a/configure
+++ b/configure
@@ -313,7 +313,7 @@ ac_includes_default="\
 # 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.
@@ -5387,7 +5387,7 @@ _ACEOF
 
   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
@@ -5405,23 +5405,21 @@ 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
@@ -8454,7 +8452,6 @@ s,@INSTALL_INFO@,$INSTALL_INFO,;t t
 s,@BISON@,$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
diff --git a/configure.in b/configure.in
index 576e0c8815..dae24b503b 100644
--- a/configure.in
+++ b/configure.in
@@ -1257,7 +1257,7 @@ EOF
   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; }
@@ -1268,17 +1268,16 @@ EOF
 		     -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,
diff --git a/csu/elf-init.c b/csu/elf-init.c
index 4343b8a1ab..27eae1550b 100644
--- a/csu/elf-init.c
+++ b/csu/elf-init.c
@@ -36,7 +36,7 @@
 
 #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;
@@ -48,7 +48,7 @@ extern void (*__init_array_end []) (int, char **, char **)
   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.  */
@@ -63,11 +63,10 @@ extern void _fini (void);
 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;
@@ -75,19 +74,13 @@ __libc_csu_init (int argc, char **argv, char **envp)
     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
@@ -97,11 +90,9 @@ void
 __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
diff --git a/dlfcn/dlfcn.c b/dlfcn/dlfcn.c
index 8047150763..1ee225ba47 100644
--- a/dlfcn/dlfcn.c
+++ b/dlfcn/dlfcn.c
@@ -23,7 +23,7 @@
 int __dlfcn_argc attribute_hidden;
 char **__dlfcn_argv attribute_hidden;
 
-#ifdef HAVE_INITFINI_ARRAY
+
 static void
 init (int argc, char *argv[])
 {
@@ -33,7 +33,7 @@ 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
+};
diff --git a/elf/soinit.c b/elf/soinit.c
index 2015ea2d66..29e4707ceb 100644
--- a/elf/soinit.c
+++ b/elf/soinit.c
@@ -78,14 +78,8 @@ __libc_global_ctors (void)
 
 /* 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__);
@@ -101,7 +95,6 @@ __libc_fini (void)
 # endif
 #endif
 }
-#ifdef HAVE_INITFINI_ARRAY
+
 void (*_fini_ptr) (void) __attribute__ ((section (".fini_array")))
      = &__libc_fini;
-#endif
diff --git a/nptl/ChangeLog b/nptl/ChangeLog
index 9167a137f1..c42be9ae7a 100644
--- a/nptl/ChangeLog
+++ b/nptl/ChangeLog
@@ -1,3 +1,8 @@
+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
diff --git a/nptl/sysdeps/unix/sysv/linux/ia64/pt-initfini.c b/nptl/sysdeps/unix/sysv/linux/ia64/pt-initfini.c
index b7d4e57945..b6d2cec0d0 100644
--- a/nptl/sysdeps/unix/sysv/linux/ia64/pt-initfini.c
+++ b/nptl/sysdeps/unix/sysv/linux/ia64/pt-initfini.c
@@ -1,5 +1,5 @@
 /* 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
@@ -38,7 +38,6 @@
 
 #include <stddef.h>
 
-#ifdef HAVE_INITFINI_ARRAY
 
 __asm__ ("\n\
 #include \"defs.h\"\n\
@@ -49,95 +48,3 @@ __asm__ ("\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
diff --git a/sysdeps/ia64/elf/initfini.c b/sysdeps/ia64/elf/initfini.c
index 3aa44de8f1..d0a65ece80 100644
--- a/sysdeps/ia64/elf/initfini.c
+++ b/sysdeps/ia64/elf/initfini.c
@@ -1,5 +1,5 @@
 /* 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
@@ -51,7 +51,6 @@ __asm__ ("\n\n"
 "\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
@@ -75,7 +74,6 @@ gmon_initializer (void)
 __asm__ (".section .init_array, \"aw\"\n"
 	 "\tdata8 @fptr(gmon_initializer)\n");
 
-#endif
 
 __asm__ (".section .init\n"
 "	.global _init#\n"
@@ -90,27 +88,7 @@ __asm__ (".section .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"