#! /bin/sh
-# From configure.in CVSid.
# Guess values for system-dependent variables and create Makefiles.
# Generated by GNU Autoconf 2.68 for GNU C Library (see version.h).
#
-# Report bugs to <glibc>.
+# Report bugs to <http://sourceware.org/bugzilla/>.
#
#
# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001,
$as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should"
$as_echo "$0: be upgraded to zsh 4.3.4 or later."
else
- $as_echo "$0: Please tell bug-autoconf@gnu.org and glibc about your
-$0: system, including any error possibly output before this
+ $as_echo "$0: Please tell bug-autoconf@gnu.org and
+$0: http://sourceware.org/bugzilla/ about your system,
+$0: including any error possibly output before this
$0: message. Then install a modern shell, or manually run
$0: the script under such a shell if you do have one."
fi
# Identity of this package.
PACKAGE_NAME='GNU C Library'
-PACKAGE_TARNAME='c-library'
+PACKAGE_TARNAME='glibc'
PACKAGE_VERSION='(see version.h)'
PACKAGE_STRING='GNU C Library (see version.h)'
-PACKAGE_BUGREPORT='glibc'
-PACKAGE_URL='http://www.gnu.org/software/c-library/'
+PACKAGE_BUGREPORT='http://sourceware.org/bugzilla/'
+PACKAGE_URL='http://www.gnu.org/software/glibc/'
ac_unique_file="include/features.h"
enable_option_checking=no
-# Factoring default headers for most tests.
-ac_includes_default="\
-#include <stdio.h>
-#ifdef HAVE_SYS_TYPES_H
-# include <sys/types.h>
-#endif
-#ifdef HAVE_SYS_STAT_H
-# include <sys/stat.h>
-#endif
-#ifdef STDC_HEADERS
-# include <stdlib.h>
-# include <stddef.h>
-#else
-# ifdef HAVE_STDLIB_H
-# include <stdlib.h>
-# endif
-#endif
-#ifdef HAVE_STRING_H
-# if !defined STDC_HEADERS && defined HAVE_MEMORY_H
-# include <memory.h>
-# endif
-# include <string.h>
-#endif
-#ifdef HAVE_STRINGS_H
-# include <strings.h>
-#endif
-#ifdef HAVE_INTTYPES_H
-# include <inttypes.h>
-#endif
-#ifdef HAVE_STDINT_H
-# include <stdint.h>
-#endif
-#ifdef HAVE_UNISTD_H
-# include <unistd.h>
-#endif"
-
+ac_includes_default='/* none */'
ac_subst_vars='LTLIBOBJS
LIBOBJS
RELEASE
VERSION
mach_interface_list
DEFINES
-nopic_initfini
static_nss
-bounded
-omitfp
profile
libc_cv_pic_default
shared
static
-xcoff
-elf
ldd_rewrite_script
use_ldconfig
-libc_cv_as_i686
-libc_cv_cc_novzeroupper
-libc_cv_cc_avx
-libc_cv_cc_sse4
-libc_cv_cpp_asm_debuginfo
libc_cv_forced_unwind
libc_cv_rootsbindir
+libc_cv_localstatedir
libc_cv_sysconfdir
libc_cv_localedir
+libc_cv_rtlddir
libc_cv_slibdir
old_glibc_headers
+use_nscd
libc_cv_gcc_unwind_find_fde
+libc_extra_cflags
+CPPUNDEFS
sizeof_long_double
-EGREP
-GREP
have_selinux
have_libcap
have_libaudit
LIBGD
+libc_cv_cc_loop_to_function
libc_cv_cc_submachine
+libc_cv_cc_nofma
exceptions
-no_whole_archive
-libc_cv_have_initfini
gnu89_inline
libc_cv_ssp
fno_unit_at_a_time
libc_cv_z_execstack
libc_cv_z_combreloc
ASFLAGS_config
-libc_cv_as_needed
-libc_cv_libgcc_s_suffix
libc_cv_Bgroup
libc_cv_cc_with_libunwind
-VERSIONING
BISON
INSTALL_INFO
PERL
-AWK
libc_cv_have_ksh
KSH
libc_cv_have_bash2
CXX_SYSINCLUDES
SYSINCLUDES
AUTOCONF
-READELF
+NM
+AWK
SED
MAKEINFO
MSGFMT
MAKE
-PWD_P
LD
AS
-MIG
OBJCOPY
OBJDUMP
AR
base_machine
add_on_subdirs
add_ons
+build_pt_chown
+build_nscd
+link_obsolete_rpc
libc_cv_nss_crypt
all_warnings
force_install
bindnow
+hardcoded_path_in_tests
oldest_abi
-enable_check_abi
use_default_link
+sysheaders
with_fp
+READELF
ac_ct_CXX
CXXFLAGS
CXX
build_cpu
build
subdirs
+REPORT_BUGS_TEXI
+REPORT_BUGS_TO
+PKGVERSION_TEXI
+PKGVERSION
target_alias
host_alias
build_alias
ac_subst_files=''
ac_user_opts='
enable_option_checking
+with_pkgversion
+with_bugurl
with_gd
with_gd_include
with_gd_lib
with_fp
with_binutils
-with_elf
with_selinux
-with_xcoff
with_headers
with_default_link
enable_sanity_checks
-enable_check_abi
enable_shared
enable_profile
-enable_omitfp
-enable_bounded
-enable_versioning
enable_oldest_abi
+enable_hardcoded_path_in_tests
enable_stackguard_randomization
+enable_lock_elision
enable_add_ons
-with_tls
-with___thread
enable_hidden_plt
enable_bind_now
enable_static_nss
enable_all_warnings
enable_multi_arch
enable_nss_crypt
+enable_obsolete_rpc
+enable_systemtap
+enable_build_nscd
+enable_nscd
+enable_pt_chown
with_cpu
'
ac_precious_vars='build_alias
--infodir=DIR info documentation [DATAROOTDIR/info]
--localedir=DIR locale-dependent data [DATAROOTDIR/locale]
--mandir=DIR man documentation [DATAROOTDIR/man]
- --docdir=DIR documentation root [DATAROOTDIR/doc/c-library]
+ --docdir=DIR documentation root [DATAROOTDIR/doc/glibc]
--htmldir=DIR html documentation [DOCDIR]
--dvidir=DIR dvi documentation [DOCDIR]
--pdfdir=DIR pdf documentation [DOCDIR]
--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
--disable-sanity-checks really do not use threads (should not be used except
in special situations) [default=yes]
- --enable-check-abi do "make check-abi" in "make check" (no/warn/yes)
- [default=no]
- --enable-shared build shared library [default=yes if GNU ld & ELF]
+ --enable-shared build shared library [default=yes if GNU ld]
--enable-profile build profiled library [default=no]
- --enable-omitfp build undebuggable optimized library [default=no]
- --enable-bounded build with runtime bounds checking [default=no]
- --disable-versioning do not include versioning information in the library
- objects [default=yes if supported]
--enable-oldest-abi=ABI configure the oldest ABI supported [e.g. 2.2]
[default=glibc default]
+ --enable-hardcoded-path-in-tests
+ hardcode newly built glibc path in tests
+ [default=no]
--enable-stackguard-randomization
initialize __stack_chk_guard canary with a random
number at program start
+ --enable-lock-elision=yes/no
+ Enable lock elision for pthread mutexes by default
--enable-add-ons[=DIRS...]
configure and build add-ons in DIR1,DIR2,... search
for add-ons if no parameter given
--enable-multi-arch enable single DSO with optimizations for multiple
architectures
--enable-nss-crypt enable libcrypt to use nss
+ --enable-obsolete-rpc build and install the obsolete RPC code for
+ link-time usage
+ --enable-systemtap enable systemtap static probe points [default=no]
+ --disable-build-nscd disable building and installing the nscd daemon
+ --disable-nscd library functions will not contact the nscd daemon
+ --enable-pt_chown Enable building and installing pt_chown
Optional Packages:
--with-PACKAGE[=ARG] use PACKAGE [ARG=yes]
--without-PACKAGE do not use PACKAGE (same as --with-PACKAGE=no)
+ --with-pkgversion=PKG Use PKG in the version string in place of "GNU libc"
+ --with-bugurl=URL Direct users to URL to report a bug
--with-gd=DIR find libgd include dir and library with prefix DIR
--with-gd-include=DIR find libgd include files in DIR
--with-gd-lib=DIR find libgd library files in DIR
--with-fp if using floating-point hardware [default=yes]
--with-binutils=PATH specify location of binutils (as and ld)
- --with-elf if using the ELF object format
--with-selinux if building with SELinux support
- --with-xcoff if using the XCOFF object format
--with-headers=PATH location of system headers to use (for example
/usr/src/linux/include) [default=compiler default]
--with-default-link do not use explicit linker scripts
- --with-tls enable support for TLS
- --without-__thread do not use TLS features even when supporting them
--with-cpu=CPU select code for CPU variant
Some influential environment variables:
Use these variables to override the choices made by `configure' or to help
it to find libraries and programs with nonstandard names/locations.
-Report bugs to <glibc>.
-GNU C Library home page: <http://www.gnu.org/software/c-library/>.
+Report bugs to <http://sourceware.org/bugzilla/>.
+GNU C Library home page: <http://www.gnu.org/software/glibc/>.
General help using GNU software: <http://www.gnu.org/gethelp/>.
_ACEOF
ac_status=$?
} # ac_fn_c_try_compile
-# ac_fn_c_try_cpp LINENO
-# ----------------------
-# Try to preprocess conftest.$ac_ext, and return whether this succeeded.
-ac_fn_c_try_cpp ()
-{
- as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
- if { { ac_try="$ac_cpp conftest.$ac_ext"
-case "(($ac_try" in
- *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
- *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
- (eval "$ac_cpp conftest.$ac_ext") 2>conftest.err
- ac_status=$?
- if test -s conftest.err; then
- grep -v '^ *+' conftest.err >conftest.er1
- cat conftest.er1 >&5
- mv -f conftest.er1 conftest.err
- fi
- $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
- test $ac_status = 0; } > conftest.i && {
- test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
- test ! -s conftest.err
- }; then :
- ac_retval=0
-else
- $as_echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
- ac_retval=1
-fi
- eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
- as_fn_set_status $ac_retval
-
-} # ac_fn_c_try_cpp
-
# ac_fn_cxx_try_compile LINENO
# ----------------------------
# Try to compile conftest.$ac_ext, and return whether this succeeded.
as_fn_set_status $ac_retval
} # ac_fn_c_compute_int
-
-# ac_fn_c_check_header_compile LINENO HEADER VAR INCLUDES
-# -------------------------------------------------------
-# Tests whether HEADER exists and can be compiled using the include files in
-# INCLUDES, setting the cache variable VAR accordingly.
-ac_fn_c_check_header_compile ()
-{
- as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-$4
-#include <$2>
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
- eval "$3=yes"
-else
- eval "$3=no"
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-eval ac_res=\$$3
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
- eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_c_check_header_compile
cat >config.log <<_ACEOF
This file contains any messages produced by compilers while
running configure, to aid debugging if configure makes a mistake.
+# Check whether --with-pkgversion was given.
+if test "${with_pkgversion+set}" = set; then :
+ withval=$with_pkgversion; case "$withval" in
+ yes) as_fn_error $? "package version not specified" "$LINENO" 5 ;;
+ no) PKGVERSION= ;;
+ *) PKGVERSION="($withval) " ;;
+ esac
+else
+ PKGVERSION="(GNU libc) "
+
+fi
+
+ PKGVERSION_TEXI=`echo "$PKGVERSION" | sed 's/@/@@/g'`
+
+
+
+
+
+# Check whether --with-bugurl was given.
+if test "${with_bugurl+set}" = set; then :
+ withval=$with_bugurl; case "$withval" in
+ yes) as_fn_error $? "bug URL not specified" "$LINENO" 5 ;;
+ no) BUGURL=
+ ;;
+ *) BUGURL="$withval"
+ ;;
+ esac
+else
+ BUGURL="http://www.gnu.org/software/libc/bugs.html"
+
+fi
+
+ case ${BUGURL} in
+ "")
+ REPORT_BUGS_TO=
+ REPORT_BUGS_TEXI=
+ ;;
+ *)
+ REPORT_BUGS_TO="<$BUGURL>"
+ REPORT_BUGS_TEXI=@uref{`echo "$BUGURL" | sed 's/@/@@/g'`}
+ ;;
+ esac;
+
+
+
+
+cat >>confdefs.h <<_ACEOF
+#define PKGVERSION "$PKGVERSION"
+_ACEOF
+
+
+cat >>confdefs.h <<_ACEOF
+#define REPORT_BUGS_TO "$REPORT_BUGS_TO"
+_ACEOF
+
+
+# Glibc should not depend on any header files
+
+
+# We require GCC, and by default use its preprocessor. Override AC_PROG_CPP
+# here to work around the Autoconf issue discussed in
+# <http://sourceware.org/ml/libc-alpha/2013-01/msg00721.html>.
+# AC_PROG_CPP
+
+# We require GCC. Override _AC_PROG_CC_C89 here to work around the Autoconf
+# issue discussed in
+# <http://sourceware.org/ml/libc-alpha/2013-01/msg00757.html>.
+
+
+
+
subdirs="$subdirs "
CFLAGS=
fi
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
-$as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
-if ${ac_cv_prog_cc_c89+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- ac_cv_prog_cc_c89=no
-ac_save_CC=$CC
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-#include <stdarg.h>
-#include <stdio.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-/* Most of the following tests are stolen from RCS 5.7's src/conf.sh. */
-struct buf { int x; };
-FILE * (*rcsopen) (struct buf *, struct stat *, int);
-static char *e (p, i)
- char **p;
- int i;
-{
- return p[i];
-}
-static char *f (char * (*g) (char **, int), char **p, ...)
-{
- char *s;
- va_list v;
- va_start (v,p);
- s = g (p, va_arg (v,int));
- va_end (v);
- return s;
-}
-
-/* OSF 4.0 Compaq cc is some sort of almost-ANSI by default. It has
- function prototypes and stuff, but not '\xHH' hex character constants.
- These don't provoke an error unfortunately, instead are silently treated
- as 'x'. The following induces an error, until -std is added to get
- proper ANSI mode. Curiously '\x00'!='x' always comes out true, for an
- array size at least. It's necessary to write '\x00'==0 to get something
- that's true only with -std. */
-int osf4_cc_array ['\x00' == 0 ? 1 : -1];
-
-/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters
- inside strings and character constants. */
-#define FOO(x) 'x'
-int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1];
-
-int test (int i, double x);
-struct s1 {int (*f) (int a);};
-struct s2 {int (*f) (double a);};
-int pairnames (int, char **, FILE *(*)(struct buf *, struct stat *, int), int, int);
-int argc;
-char **argv;
-int
-main ()
-{
-return f (e, argv, 0) != argv[0] || f (e, argv, 1) != argv[1];
- ;
- return 0;
-}
-_ACEOF
-for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \
- -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
-do
- CC="$ac_save_CC $ac_arg"
- if ac_fn_c_try_compile "$LINENO"; then :
- ac_cv_prog_cc_c89=$ac_arg
-fi
-rm -f core conftest.err conftest.$ac_objext
- test "x$ac_cv_prog_cc_c89" != "xno" && break
-done
-rm -f conftest.$ac_ext
-CC=$ac_save_CC
-
-fi
-# AC_CACHE_VAL
-case "x$ac_cv_prog_cc_c89" in
- x)
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
-$as_echo "none needed" >&6; } ;;
- xno)
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
-$as_echo "unsupported" >&6; } ;;
- *)
- CC="$CC $ac_cv_prog_cc_c89"
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
-$as_echo "$ac_cv_prog_cc_c89" >&6; } ;;
-esac
-if test "x$ac_cv_prog_cc_c89" != xno; then :
-
-fi
ac_ext=c
ac_cpp='$CPP $CPPFLAGS'
fi
-ac_ext=c
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_c_compiler_gnu
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5
-$as_echo_n "checking how to run the C preprocessor... " >&6; }
# On Suns, sometimes $CPP names a directory.
if test -n "$CPP" && test -d "$CPP"; then
CPP=
fi
if test -z "$CPP"; then
- if ${ac_cv_prog_CPP+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- # Double quotes because CPP needs to be expanded
- for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp"
- do
- ac_preproc_ok=false
-for ac_c_preproc_warn_flag in '' yes
-do
- # Use a header file that comes with gcc, so configuring glibc
- # with a fresh cross-compiler works.
- # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
- # <limits.h> exists even on freestanding compilers.
- # On the NeXT, cc -E runs the code through the compiler's parser,
- # not just through cpp. "Syntax error" is here to catch this case.
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
- Syntax error
-_ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
-
-else
- # Broken: fails on valid input.
-continue
-fi
-rm -f conftest.err conftest.i conftest.$ac_ext
-
- # OK, works on sane cases. Now check whether nonexistent headers
- # can be detected and how.
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-#include <ac_nonexistent.h>
-_ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
- # Broken: success on invalid input.
-continue
-else
- # Passes both tests.
-ac_preproc_ok=:
-break
-fi
-rm -f conftest.err conftest.i conftest.$ac_ext
-
-done
-# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.i conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then :
- break
-fi
-
- done
- ac_cv_prog_CPP=$CPP
-
-fi
- CPP=$ac_cv_prog_CPP
-else
- ac_cv_prog_CPP=$CPP
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5
-$as_echo "$CPP" >&6; }
-ac_preproc_ok=false
-for ac_c_preproc_warn_flag in '' yes
-do
- # Use a header file that comes with gcc, so configuring glibc
- # with a fresh cross-compiler works.
- # Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
- # <limits.h> exists even on freestanding compilers.
- # On the NeXT, cc -E runs the code through the compiler's parser,
- # not just through cpp. "Syntax error" is here to catch this case.
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
- Syntax error
-_ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
-
-else
- # Broken: fails on valid input.
-continue
-fi
-rm -f conftest.err conftest.i conftest.$ac_ext
-
- # OK, works on sane cases. Now check whether nonexistent headers
- # can be detected and how.
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
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-_ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
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-continue
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- # Passes both tests.
-ac_preproc_ok=:
-break
-fi
-rm -f conftest.err conftest.i conftest.$ac_ext
-
-done
-# Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.i conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then :
-
-else
- { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
-See \`config.log' for more details" "$LINENO" 5; }
+ CPP="$CC -E"
fi
-ac_ext=c
-ac_cpp='$CPP $CPPFLAGS'
-ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_c_compiler_gnu
-
# We need the C++ compiler only for testing.
ac_ext=cpp
ac_cpp='$CXXCPP $CPPFLAGS'
ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
ac_compiler_gnu=$ac_cv_c_compiler_gnu
-
-if test "`cd $srcdir; /bin/pwd`" = "`/bin/pwd`"; then
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-fi
-
-# This will get text that should go into config.make.
-config_vars=
-
-# Check for a --with-gd argument and set libgd-LDFLAGS in config.make.
-
-# Check whether --with-gd was given.
-if test "${with_gd+set}" = set; then :
- withval=$with_gd; case "$with_gd" in
-yes|''|no) ;;
-*) libgd_include="-I$withval/include"
- libgd_ldflags="-L$withval/lib" ;;
-esac
+if test -n "$ac_tool_prefix"; then
+ # Extract the first word of "${ac_tool_prefix}readelf", so it can be a program name with args.
+set dummy ${ac_tool_prefix}readelf; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_READELF+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$READELF"; then
+ ac_cv_prog_READELF="$READELF" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+ ac_cv_prog_READELF="${ac_tool_prefix}readelf"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
fi
-
-
-# Check whether --with-gd-include was given.
-if test "${with_gd_include+set}" = set; then :
- withval=$with_gd_include; case "$with_gd_include" in
-''|no) ;;
-*) libgd_include="-I$withval" ;;
-esac
-
fi
-
-
-# Check whether --with-gd-lib was given.
-if test "${with_gd_lib+set}" = set; then :
- withval=$with_gd_lib; case "$with_gd_lib" in
-''|no) ;;
-*) libgd_ldflags="-L$withval" ;;
-esac
-
+READELF=$ac_cv_prog_READELF
+if test -n "$READELF"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $READELF" >&5
+$as_echo "$READELF" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
fi
-if test -n "$libgd_include"; then
- config_vars="$config_vars
-CFLAGS-memusagestat.c = $libgd_include"
fi
-if test -n "$libgd_ldflags"; then
- config_vars="$config_vars
-libgd-LDFLAGS = $libgd_ldflags"
-fi
-
-
-# Check whether --with-fp was given.
-if test "${with_fp+set}" = set; then :
+if test -z "$ac_cv_prog_READELF"; then
+ ac_ct_READELF=$READELF
+ # Extract the first word of "readelf", so it can be a program name with args.
+set dummy readelf; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_READELF+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$ac_ct_READELF"; then
+ ac_cv_prog_ac_ct_READELF="$ac_ct_READELF" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+ ac_cv_prog_ac_ct_READELF="readelf"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+ac_ct_READELF=$ac_cv_prog_ac_ct_READELF
+if test -n "$ac_ct_READELF"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_READELF" >&5
+$as_echo "$ac_ct_READELF" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+ if test "x$ac_ct_READELF" = x; then
+ READELF="false"
+ else
+ case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+ READELF=$ac_ct_READELF
+ fi
+else
+ READELF="$ac_cv_prog_READELF"
+fi
+
+
+if test "`cd $srcdir; /bin/pwd`" = "`/bin/pwd`"; then
+ as_fn_error $? "you must configure in a separate build directory" "$LINENO" 5
+fi
+
+# This will get text that should go into config.make.
+config_vars=
+
+# Check for a --with-gd argument and set libgd-LDFLAGS in config.make.
+
+# Check whether --with-gd was given.
+if test "${with_gd+set}" = set; then :
+ withval=$with_gd; case "$with_gd" in
+yes|''|no) ;;
+*) libgd_include="-I$withval/include"
+ libgd_ldflags="-L$withval/lib" ;;
+esac
+
+fi
+
+
+# Check whether --with-gd-include was given.
+if test "${with_gd_include+set}" = set; then :
+ withval=$with_gd_include; case "$with_gd_include" in
+''|no) ;;
+*) libgd_include="-I$withval" ;;
+esac
+
+fi
+
+
+# Check whether --with-gd-lib was given.
+if test "${with_gd_lib+set}" = set; then :
+ withval=$with_gd_lib; case "$with_gd_lib" in
+''|no) ;;
+*) libgd_ldflags="-L$withval" ;;
+esac
+
+fi
+
+
+if test -n "$libgd_include"; then
+ config_vars="$config_vars
+CFLAGS-memusagestat.c = $libgd_include"
+fi
+if test -n "$libgd_ldflags"; then
+ config_vars="$config_vars
+libgd-LDFLAGS = $libgd_ldflags"
+fi
+
+
+# Check whether --with-fp was given.
+if test "${with_fp+set}" = set; then :
withval=$with_fp; with_fp=$withval
else
with_fp=yes
fi
-# Check whether --with-elf was given.
-if test "${with_elf+set}" = set; then :
- withval=$with_elf; elf=$withval
-else
- elf=no
-fi
-
-
# Check whether --with-selinux was given.
if test "${with_selinux+set}" = set; then :
withval=$with_selinux; with_selinux=$withval
fi
-# Check whether --with-xcoff was given.
-if test "${with_xcoff+set}" = set; then :
- withval=$with_xcoff; xcoff=$withval
-else
- xcoff=no
-fi
-
-
# Check whether --with-headers was given.
if test "${with_headers+set}" = set; then :
+
# Check whether --with-default-link was given.
if test "${with_default_link+set}" = set; then :
withval=$with_default_link; use_default_link=$withval
fi
-
-# Check whether --enable-check-abi was given.
-if test "${enable_check_abi+set}" = set; then :
- enableval=$enable_check_abi; enable_check_abi=$enableval
-else
- enable_check_abi=no
-fi
-
-
-static=yes
# Check whether --enable-shared was given.
if test "${enable_shared+set}" = set; then :
enableval=$enable_shared; shared=$enableval
else
- shared=default
+ shared=yes
fi
# Check whether --enable-profile was given.
profile=no
fi
-# Check whether --enable-omitfp was given.
-if test "${enable_omitfp+set}" = set; then :
- enableval=$enable_omitfp; omitfp=$enableval
-else
- omitfp=no
-fi
-
-# Check whether --enable-bounded was given.
-if test "${enable_bounded+set}" = set; then :
- enableval=$enable_bounded; bounded=$enableval
-else
- bounded=no
-fi
-
-# Check whether --enable-versioning was given.
-if test "${enable_versioning+set}" = set; then :
- enableval=$enable_versioning; enable_versioning=$enableval
-else
- enable_versioning=yes
-fi
-
# Check whether --enable-oldest-abi was given.
if test "${enable_oldest_abi+set}" = set; then :
fi
+# Check whether --enable-hardcoded-path-in-tests was given.
+if test "${enable_hardcoded_path_in_tests+set}" = set; then :
+ enableval=$enable_hardcoded_path_in_tests; hardcoded_path_in_tests=$enableval
+else
+ hardcoded_path_in_tests=no
+fi
+
+
+
# Check whether --enable-stackguard-randomization was given.
if test "${enable_stackguard_randomization+set}" = set; then :
enableval=$enable_stackguard_randomization; enable_stackguard_randomize=$enableval
fi
-# Check whether --enable-add-ons was given.
-if test "${enable_add_ons+set}" = set; then :
- enableval=$enable_add_ons;
+# Check whether --enable-lock-elision was given.
+if test "${enable_lock_elision+set}" = set; then :
+ enableval=$enable_lock_elision; enable_lock_elision=$enableval
else
- enable_add_ons=yes
+ enable_lock_elision=no
fi
+if test "$enable_lock_elision" = yes ; then
+ $as_echo "#define ENABLE_LOCK_ELISION 1" >>confdefs.h
-
-# Check whether --with-tls was given.
-if test "${with_tls+set}" = set; then :
- withval=$with_tls; usetls=$withval
-else
- usetls=yes
fi
-
-
-# Check whether --with-__thread was given.
-if test "${with___thread+set}" = set; then :
- withval=$with___thread; use__thread=$withval
+# Check whether --enable-add-ons was given.
+if test "${enable_add_ons+set}" = set; then :
+ enableval=$enable_add_ons;
else
- use__thread=yes
+ enable_add_ons=yes
fi
fi
+
+# Check whether --enable-obsolete-rpc was given.
+if test "${enable_obsolete_rpc+set}" = set; then :
+ enableval=$enable_obsolete_rpc; link_obsolete_rpc=$enableval
+else
+ link_obsolete_rpc=no
+fi
+
+
+
+if test "$link_obsolete_rpc" = yes; then
+ $as_echo "#define LINK_OBSOLETE_RPC 1" >>confdefs.h
+
+fi
+
+# Check whether --enable-systemtap was given.
+if test "${enable_systemtap+set}" = set; then :
+ enableval=$enable_systemtap; systemtap=$enableval
+else
+ systemtap=no
+fi
+
+if test "x$systemtap" != xno; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for systemtap static probe support" >&5
+$as_echo_n "checking for systemtap static probe support... " >&6; }
+if ${libc_cv_sdt+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ old_CFLAGS="$CFLAGS"
+ CFLAGS="-std=gnu99 $CFLAGS"
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h. */
+#include <sys/sdt.h>
+void foo (int i, void *p)
+{
+ asm ("" STAP_PROBE_ASM (foo, bar, STAP_PROBE_ASM_TEMPLATE (2)) ""
+ :: STAP_PROBE_ASM_OPERANDS (2, i, p));
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+ libc_cv_sdt=yes
+else
+ libc_cv_sdt=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+ CFLAGS="$old_CFLAGS"
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_sdt" >&5
+$as_echo "$libc_cv_sdt" >&6; }
+ if test $libc_cv_sdt = yes; then
+ $as_echo "#define USE_STAP_PROBE 1" >>confdefs.h
+
+ elif test "x$systemtap" != xauto; then
+ { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "systemtap support needs sys/sdt.h with asm support
+See \`config.log' for more details" "$LINENO" 5; }
+ fi
+fi
+
+# Check whether --enable-build-nscd was given.
+if test "${enable_build_nscd+set}" = set; then :
+ enableval=$enable_build_nscd; build_nscd=$enableval
+else
+ build_nscd=default
+fi
+
+
+
+# Note the use of $use_nscd is near the bottom of the file.
+# Check whether --enable-nscd was given.
+if test "${enable_nscd+set}" = set; then :
+ enableval=$enable_nscd; use_nscd=$enableval
+else
+ use_nscd=yes
+fi
+
+
+# Check whether --enable-pt_chown was given.
+if test "${enable_pt_chown+set}" = set; then :
+ enableval=$enable_pt_chown; build_pt_chown=$enableval
+else
+ build_pt_chown=no
+fi
+
+
+if test "$build_pt_chown" = yes; then
+ $as_echo "#define HAVE_PT_CHOWN 1" >>confdefs.h
+
+fi
+
# The way shlib-versions is used to generate soversions.mk uses a
# fairly simplistic model for name recognition that can't distinguish
# i486-pc-linux-gnu fully from i486-pc-gnu. So we mutate a $host_os
config_os="`echo $config_os | sed 's/^unknown-//'`"
# Some configurations imply other options.
-case "$host_os" in
-# i586-linuxaout is mangled into i586-pc-linux-gnuaout
-linux*ecoff* | linux*aout* | gnu*aout* | gnu*ecoff*)
- ;;
-gnu* | linux* | freebsd* | netbsd* | sysv4* | solaris2* | irix6*)
- # These systems (almost) always use the ELF format.
- elf=yes
- ;;
-aix*)
- # These systems are always xcoff
- xcoff=yes
- elf=no
- ;;
-esac
+elf=yes
# The configure fragment of an add-on port can modify these to supplement
# or override the table in the case statement below. No fragment should
fi
+if frags=`ls -d $srcdir/sysdeps/*/preconfigure 2> /dev/null`
+then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sysdeps preconfigure fragments" >&5
+$as_echo_n "checking for sysdeps preconfigure fragments... " >&6; }
+ for frag in $frags; do
+ name=`echo "$frag" | sed 's@/[^/]*$@@;s@^.*/@@'`
+ echo $ECHO_N "$name $ECHO_C" >&6
+ . "$frag"
+ done
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: " >&5
+$as_echo "" >&6; }
+fi
+
# An add-on can set this when it wants to disable the sanity check below.
libc_config_ok=no
fi
if test -n "$libc_add_on"; then
if frags=`ls -d $libc_add_on_srcdir/sysdeps/*/preconfigure 2> /dev/null`
- then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking add-on $libc_add_on for preconfigure fragments" >&5
+then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking add-on $libc_add_on for preconfigure fragments" >&5
$as_echo_n "checking add-on $libc_add_on for preconfigure fragments... " >&6; }
- for frag in $frags; do
- name=`echo "$frag" | sed 's@/[^/]*$@@;s@^.*/@@'`
- echo $ECHO_N "$name $ECHO_C" >&6
- . "$frag"
- done
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: " >&5
+ for frag in $frags; do
+ name=`echo "$frag" | sed 's@/[^/]*$@@;s@^.*/@@'`
+ echo $ECHO_N "$name $ECHO_C" >&6
+ . "$frag"
+ done
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: " >&5
$as_echo "" >&6; }
- fi
+fi
use_add_ons="$use_add_ons $libc_add_on"
add_ons_pfx="$add_ons_pfx $libc_add_on/"
test -z "$libc_add_on_canonical" ||
###
if test -z "$enable_hacker_mode" && test x"$libc_config_ok" != xyes; then
case "$machine-$host_os" in
- *-linux* | *-gnu* | arm*-none* | powerpc-aix4.3.*)
+ *-linux* | *-gnu*)
;;
*)
echo "*** The GNU C library is currently not available for this platform."
# type and particular chip. If an add-on configure fragment already set
# base_machine, we don't change it.
test -n "$base_machine" || case "$machine" in
-a29k | am29000) base_machine=a29k machine=a29k ;;
-c3[012]) base_machine=cx0 machine=cx0/c30 ;;
-c4[04]) base_machine=cx0 machine=cx0/c40 ;;
-i[34567]86) base_machine=i386 machine=i386/$machine ;;
-ia64) base_machine=ia64 machine=ia64 ;;
-m88???) base_machine=m88k machine=m88k/$machine ;;
-m88k) base_machine=m88k machine=m88k/m88100 ;;
-powerpc) base_machine=powerpc machine=powerpc/powerpc32 ;;
-powerpc64) base_machine=powerpc machine=powerpc/powerpc64 ;;
+i[4567]86) base_machine=i386 machine=i386/$machine ;;
+powerpc64*) base_machine=powerpc machine=powerpc/powerpc64 ;;
+powerpc*) base_machine=powerpc machine=powerpc/powerpc32 ;;
s390) base_machine=s390 machine=s390/s390-32 ;;
s390x) base_machine=s390 machine=s390/s390-64 ;;
sh3*) base_machine=sh machine=sh/sh3 ;;
fi
-# For the multi-arch option we need support in the assembler.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for assembler gnu_indirect_function symbol type support" >&5
-$as_echo_n "checking for assembler gnu_indirect_function symbol type support... " >&6; }
-if ${libc_cv_asm_gnu_indirect_function+:} false; then :
+# For the multi-arch option we need support in the assembler & linker.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for assembler and linker STT_GNU_IFUNC support" >&5
+$as_echo_n "checking for assembler and linker STT_GNU_IFUNC support... " >&6; }
+if ${libc_cv_ld_gnu_indirect_function+:} false; then :
$as_echo_n "(cached) " >&6
else
- cat > conftest.s <<EOF
+ cat > conftest.S <<EOF
.type foo,%gnu_indirect_function
+foo:
+.globl _start
+_start:
+.globl __start
+__start:
+.data
+#ifdef _LP64
+.quad foo
+#else
+.long foo
+#endif
EOF
-if ${CC-cc} -c $ASFLAGS conftest.s 1>&5 2>&5;
-then
- libc_cv_asm_gnu_indirect_function=yes
-else
- libc_cv_asm_gnu_indirect_function=no
+libc_cv_ld_gnu_indirect_function=no
+if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
+ -nostartfiles -nostdlib \
+ -o conftest conftest.S 1>&5 2>&5; then
+ # Do a link to see if the backend supports IFUNC relocs.
+ $READELF -r conftest 1>&5
+ LC_ALL=C $READELF -r conftest | grep 'no relocations' >/dev/null || {
+ libc_cv_ld_gnu_indirect_function=yes
+ }
fi
rm -f conftest*
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_gnu_indirect_function" >&5
-$as_echo "$libc_cv_asm_gnu_indirect_function" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_ld_gnu_indirect_function" >&5
+$as_echo "$libc_cv_ld_gnu_indirect_function" >&6; }
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether .text pseudo-op must be used" >&5
$as_echo_n "checking whether .text pseudo-op must be used... " >&6; }
$as_echo "yes" >&6; }
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for assembler global-symbol directive" >&5
-$as_echo_n "checking for assembler global-symbol directive... " >&6; }
-if ${libc_cv_asm_global_directive+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- libc_cv_asm_global_directive=UNKNOWN
-for ac_globl in .globl .global .EXPORT; do
- cat > conftest.s <<EOF
- ${libc_cv_dot_text}
- ${ac_globl} foo
-foo:
-EOF
- if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5'
- { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
- test $ac_status = 0; }; }; then
- libc_cv_asm_global_directive=${ac_globl}
+if test x"$libc_cv_ld_gnu_indirect_function" != xyes; then
+ if test x"$multi_arch" = xyes; then
+ as_fn_error $? "--enable-multi-arch support requires assembler and linker support" "$LINENO" 5
+ else
+ multi_arch=no
fi
- rm -f conftest*
- test $libc_cv_asm_global_directive != UNKNOWN && break
-done
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_global_directive" >&5
-$as_echo "$libc_cv_asm_global_directive" >&6; }
-if test $libc_cv_asm_global_directive = UNKNOWN; then
- as_fn_error $? "cannot determine asm global directive" "$LINENO" 5
-else
- cat >>confdefs.h <<_ACEOF
-#define ASM_GLOBAL_DIRECTIVE ${libc_cv_asm_global_directive}
-_ACEOF
-
-fi
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for assembler .type directive prefix" >&5
-$as_echo_n "checking for assembler .type directive prefix... " >&6; }
-if ${libc_cv_asm_type_prefix+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- libc_cv_asm_type_prefix=no
-for ac_try_prefix in '@' '%' '#'; do
- cat > conftest.s <<EOF
- ${libc_cv_dot_text}
- ${libc_cv_asm_global_directive} foo
- .type foo, ${ac_try_prefix}object
- .size foo, 1
-foo:
- .byte 1
-EOF
- if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5'
- { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
- test $ac_status = 0; }; }; then
- libc_cv_asm_type_prefix=${ac_try_prefix}
- fi
- rm -f conftest*
- test "x$libc_cv_asm_type_prefix" != xno && break
-done
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_type_prefix" >&5
-$as_echo "$libc_cv_asm_type_prefix" >&6; }
-if test "x$libc_cv_asm_type_prefix" != xno; then
- cat >>confdefs.h <<_ACEOF
-#define ASM_TYPE_DIRECTIVE_PREFIX ${libc_cv_asm_type_prefix}
-_ACEOF
-
-fi
-
-if test x"$libc_cv_asm_gnu_indirect_function" != xyes -a x"$libc_cv_asm_type_prefix" = xno; then
- if test x"$multi_arch" = xyes; then
- as_fn_error $? "--enable-multi-arch support requires assembler and linker support" "$LINENO" 5
- else
- multi_arch=no
- fi
-fi
-if test x"$multi_arch" != xno; then
- multi_arch_d=/multiarch
+multi_arch_d=
+if test x"$multi_arch" != xno; then
+ multi_arch_d=/multiarch
fi
# Compute the list of sysdep directories for this configuration.
test "x$base_os" != x || case "$os" in
gnu*)
base_os=mach/hurd ;;
-netbsd* | 386bsd* | freebsd* | bsdi*)
- base_os=unix/bsd/bsd4.4 ;;
-osf* | sunos* | ultrix* | newsos* | dynix* | *bsd*)
- base_os=unix/bsd ;;
-sysv* | isc* | esix* | sco* | minix* | irix4* | linux*)
+linux*)
base_os=unix/sysv ;;
-irix6*)
- base_os=unix/sysv/irix6/$os ;;
-solaris[2-9]*)
- base_os=unix/sysv/sysv4 ;;
-hpux*)
- base_os=unix/sysv/hpux/$os ;;
-aix4.3*)
- base_os=unix/sysv/aix/aix4.3 ;;
-none)
- base_os=standalone ;;
esac
# For sunos4.1.1, try sunos4.1.1, then sunos4.1, then sunos4, then sunos.
set $m
# Prepend the machine's FPU directory unless --without-fp.
if test "$with_fp" = yes; then
- mach="$mach /$1/fpu"
+ maybe_fpu=/fpu
else
- mach="$mach /$1/nofpu"
+ maybe_fpu=/nofpu
fi
- mach="$mach /$1"
+ # For each machine term, try it with and then without /multiarch.
+ for try_fpu in $maybe_fpu ''; do
+ for try_multi in $multi_arch_d ''; do
+ mach="$mach /$1$try_fpu$try_multi"
+ done
+ done
tail="$2"
done
test "$v" = / && continue
for o in /$ostry ''; do
test "$o" = / && continue
- for m in $multi_arch_d $mach ''; do
+ for m in $mach ''; do
for d in $add_ons_pfx ''; do
for a in $add_ons_sfx ''; do
- if test -n "$m0$m0sub$b$v$o$m$msub"; then
+ try_suffix="$m0$b$v$o$m"
+ if test -n "$try_suffix"; then
try_srcdir="${srcdir}/"
case "$d" in
/*) try_srcdir= ;;
esac
- try="${d}sysdeps$m0$m0sub$b$v$o$m$msub$a"
+ try="${d}sysdeps$try_suffix$a"
test -n "$enable_debug_configure" &&
echo "$0 DEBUG: try $try" >&2
if test -d "$try_srcdir$try"; then
# We have now validated the configuration.
-
-# If using ELF, look for an `elf' subdirectory of each machine directory.
-# We prepend these rather than inserting them whereever the machine appears
-# because things specified by the machine's ELF ABI should override
-# OS-specific things, and should always be the same for any OS on the
-# machine (otherwise what's the point of an ABI?).
-if test "$elf" = yes; then
- elf_dirs=
- for d in $add_ons_pfx ''; do
- for m in $mach; do
- if test -d $srcdir/${d}sysdeps$m/elf; then
- elf_dirs="$elf_dirs ${d}sysdeps$m/elf"
- fi
- done
- done
- sysnames="`echo $elf_dirs | sed -e 's,//,/,g'` $sysnames"
-fi
-
-
# Expand the list of system names into a full list of directories
# from each element's parent name and Implies file (if present).
set $sysnames
test -n "$enable_debug_configure" &&
echo "DEBUG: name/Implies $xsrcdir$name/Implies" >&2
- if test -f $xsrcdir$name/Implies; then
- # Collect more names from the `Implies' file (removing comments).
- implied_candidate="`sed 's/#.*$//' < $xsrcdir$name/Implies`"
- implied=
- for x in $implied_candidate; do
- found=no
- if test -d $xsrcdir$name_base/$x; then
- implied="$implied $name_base/$x";
- found=yes
- fi
- for d in $add_ons_pfx ''; do
- try="${d}sysdeps/$x"
- case $d in
- /*) try_srcdir= ;;
- *) try_srcdir=$srcdir/ ;;
- esac
- test -n "$enable_debug_configure" &&
- echo "DEBUG: $name implied $x try($d) {$try_srcdir}$try" >&2
- if test $try != $xsrcdir$name_base/$x && test -d $try_srcdir$try;
- then
- implied="$implied $try"
+ for implies_file in Implies Implies-before Implies-after; do
+ implies_type=`echo $implies_file | sed s/-/_/`
+ eval ${implies_type}=
+ if test -f $xsrcdir$name/$implies_file; then
+ # Collect more names from the `Implies' file (removing comments).
+ implied_candidate="`sed 's/#.*$//' < $xsrcdir$name/$implies_file`"
+ for x in $implied_candidate; do
+ found=no
+ if test -d $xsrcdir$name_base/$x; then
+ eval "${implies_type}=\"\$${implies_type} \$name_base/\$x\""
found=yes
- case "$sysnames_add_ons" in
- *" $d "*) ;;
- *|'') sysnames_add_ons="$sysnames_add_ons $d" ;;
+ fi
+ for d in $add_ons_pfx ''; do
+ try="${d}sysdeps/$x"
+ case $d in
+ /*) try_srcdir= ;;
+ *) try_srcdir=$srcdir/ ;;
esac
+ test -n "$enable_debug_configure" &&
+ echo "DEBUG: $name $implies_file $x try($d) {$try_srcdir}$try" >&2
+ if test $try != $xsrcdir$name_base/$x && test -d $try_srcdir$try;
+ then
+ eval "${implies_type}=\"\$${implies_type} \$try\""
+ found=yes
+ case "$sysnames_add_ons" in
+ *" $d "*) ;;
+ *|'') sysnames_add_ons="$sysnames_add_ons $d" ;;
+ esac
+ fi
+ done
+ if test $found = no; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $name/$implies_file specifies nonexistent $x" >&5
+$as_echo "$as_me: WARNING: $name/$implies_file specifies nonexistent $x" >&2;}
fi
done
- if test $found = no; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $name/Implies specifies nonexistent $x" >&5
-$as_echo "$as_me: WARNING: $name/Implies specifies nonexistent $x" >&2;}
- fi
- done
- else
- implied=
- fi
+ fi
+ done
# Add NAME to the list of names.
names="$names $name"
# Find the parent of NAME, using the empty string if it has none.
parent="`echo $name | sed -n -e 's=/[^/]*$==' -e '/sysdeps$/q' -e p`"
+ test -n "$enable_debug_configure" &&
+ echo "DEBUG: $name Implies='$Implies' rest='$*' parent='$parent' \
+Implies_before='$Implies_before' Implies_after='$Implies_after'" >&2
+
# Add the names implied by NAME, and NAME's parent (if it has one), to
# the list of names to be processed (the argument list). We prepend the
# implied names to the list and append the parent. We want implied
# configuration components; this ensures that for sysv4, unix/common
# (implied by unix/sysv/sysv4) comes before unix/sysv (in ostry (here $*)
# after sysv4).
- sysnames="`echo $implied $* $parent`"
+ sysnames="`echo $Implies $* $Implies_before $parent $Implies_after`"
test -n "$sysnames" && set $sysnames
done
# Add the default directories.
-default_sysnames=sysdeps/generic
-if test "$elf" = yes; then
- default_sysnames="sysdeps/generic/elf $default_sysnames"
-fi
+default_sysnames="sysdeps/generic"
sysnames="$names $default_sysnames"
# The other names were emitted during the scan.
gnu_ld=$libc_cv_prog_ld_gnu
-# Accept binutils 2.13 or newer.
+# Accept binutils 2.20 or newer.
for ac_prog in $AS
do
# Extract the first word of "$ac_prog", so it can be a program name with args.
ac_prog_version=`$AS --version 2>&1 | sed -n 's/^.*GNU assembler.* \([0-9]*\.[0-9.]*\).*$/\1/p'`
case $ac_prog_version in
'') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
- 2.1[3-9]*|2.1[0-9][0-9]*|2.[2-9][0-9]*|[3-9].*|[1-9][0-9]*)
+ 2.1[0-9][0-9]*|2.[2-9][0-9]*|[3-9].*|[1-9][0-9]*)
ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
*) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
ac_prog_version=`$LD --version 2>&1 | sed -n 's/^.*GNU ld.* \([0-9][0-9]*\.[0-9.]*\).*$/\1/p'`
case $ac_prog_version in
'') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
- 2.1[3-9]*|2.1[0-9][0-9]*|2.[2-9][0-9]*|[3-9].*|[1-9][0-9]*)
+ 2.1[0-9][0-9]*|2.[2-9][0-9]*|[3-9].*|[1-9][0-9]*)
ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
*) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
fi
-# We need the physical current working directory. We cannot use the
-# "pwd -P" shell builtin since that's not portable. Instead we try to
-# find a pwd binary. Note that assigning to the PWD environment
-# variable might have some interesting side effects, so we don't do
-# that.
-# Extract the first word of "pwd", so it can be a program name with args.
-set dummy pwd; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_path_PWD_P+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- case $PWD_P in
- [\\/]* | ?:[\\/]*)
- ac_cv_path_PWD_P="$PWD_P" # Let the user override the test with a path.
- ;;
- *)
- as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
- IFS=$as_save_IFS
- test -z "$as_dir" && as_dir=.
- for ac_exec_ext in '' $ac_executable_extensions; do
- if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
- ac_cv_path_PWD_P="$as_dir/$ac_word$ac_exec_ext"
- $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
- break 2
- fi
-done
- done
-IFS=$as_save_IFS
-
- test -z "$ac_cv_path_PWD_P" && ac_cv_path_PWD_P="no"
- ;;
-esac
-fi
-PWD_P=$ac_cv_path_PWD_P
-if test -n "$PWD_P"; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $PWD_P" >&5
-$as_echo "$PWD_P" >&6; }
-else
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-fi
-
-
-if test "$PWD_P" = no; then
- as_fn_error $? "*** A pwd binary could not be found." "$LINENO" 5
-fi
-
# These programs are version sensitive.
for ac_prog in ${ac_tool_prefix}gcc ${ac_tool_prefix}cc
ac_prog_version=`$CC -v 2>&1 | sed -n 's/^.*version \([egcygnustpi-]*[0-9.]*\).*$/\1/p'`
case $ac_prog_version in
'') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
- 3.4* | 4.[0-9]* )
+ 4.[4-9].* | 4.[1-9][0-9].* | [5-9].* )
ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
*) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
ac_prog_version=`$MAKEINFO --version 2>&1 | sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'`
case $ac_prog_version in
'') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
- 4.*)
+ 4.[5-9]*|4.[1-9][0-9]*|[5-9].*)
ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
*) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
# Found it, now check the version.
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking version of $SED" >&5
$as_echo_n "checking version of $SED... " >&6; }
- ac_prog_version=`$SED --version 2>&1 | sed -n 's/^.*GNU sed version \([0-9]*\.[0-9.]*\).*$/\1/p'`
+ ac_prog_version=`$SED --version 2>&1 | sed -n 's/^.*GNU sed[^0-9]* \([0-9]*\.[0-9.]*\).*$/\1/p'`
case $ac_prog_version in
'') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
3.0[2-9]*|3.[1-9]*|[4-9]*)
SED=: aux_missing="$aux_missing sed"
fi
+for ac_prog in gawk
+do
+ # Extract the first word of "$ac_prog", so it can be a program name with args.
+set dummy $ac_prog; ac_word=$2
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_AWK+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ if test -n "$AWK"; then
+ ac_cv_prog_AWK="$AWK" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ for ac_exec_ext in '' $ac_executable_extensions; do
+ if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
+ ac_cv_prog_AWK="$ac_prog"
+ $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+ break 2
+ fi
+done
+ done
+IFS=$as_save_IFS
+
+fi
+fi
+AWK=$ac_cv_prog_AWK
+if test -n "$AWK"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AWK" >&5
+$as_echo "$AWK" >&6; }
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+fi
+
+
+ test -n "$AWK" && break
+done
+
+if test -z "$AWK"; then
+ ac_verc_fail=yes
+else
+ # Found it, now check the version.
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking version of $AWK" >&5
+$as_echo_n "checking version of $AWK... " >&6; }
+ ac_prog_version=`$AWK --version 2>&1 | sed -n 's/^.*GNU Awk[^0-9]*\([0-9][0-9.]*\).*$/\1/p'`
+ case $ac_prog_version in
+ '') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
+ 3.1.[2-9]*|3.[2-9]*|[4-9]*)
+ ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
+ *) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
+
+ esac
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_prog_version" >&5
+$as_echo "$ac_prog_version" >&6; }
+fi
+if test $ac_verc_fail = yes; then
+ critic_missing="$critic_missing gawk"
+fi
+
if test -n "$ac_tool_prefix"; then
- # Extract the first word of "${ac_tool_prefix}readelf", so it can be a program name with args.
-set dummy ${ac_tool_prefix}readelf; ac_word=$2
+ # Extract the first word of "${ac_tool_prefix}nm", so it can be a program name with args.
+set dummy ${ac_tool_prefix}nm; ac_word=$2
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_READELF+:} false; then :
+if ${ac_cv_prog_NM+:} false; then :
$as_echo_n "(cached) " >&6
else
- if test -n "$READELF"; then
- ac_cv_prog_READELF="$READELF" # Let the user override the test.
+ if test -n "$NM"; then
+ ac_cv_prog_NM="$NM" # Let the user override the test.
else
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
test -z "$as_dir" && as_dir=.
for ac_exec_ext in '' $ac_executable_extensions; do
if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
- ac_cv_prog_READELF="${ac_tool_prefix}readelf"
+ ac_cv_prog_NM="${ac_tool_prefix}nm"
$as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
break 2
fi
fi
fi
-READELF=$ac_cv_prog_READELF
-if test -n "$READELF"; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $READELF" >&5
-$as_echo "$READELF" >&6; }
+NM=$ac_cv_prog_NM
+if test -n "$NM"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $NM" >&5
+$as_echo "$NM" >&6; }
else
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
fi
-if test -z "$ac_cv_prog_READELF"; then
- ac_ct_READELF=$READELF
- # Extract the first word of "readelf", so it can be a program name with args.
-set dummy readelf; ac_word=$2
+if test -z "$ac_cv_prog_NM"; then
+ ac_ct_NM=$NM
+ # Extract the first word of "nm", so it can be a program name with args.
+set dummy nm; ac_word=$2
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_READELF+:} false; then :
+if ${ac_cv_prog_ac_ct_NM+:} false; then :
$as_echo_n "(cached) " >&6
else
- if test -n "$ac_ct_READELF"; then
- ac_cv_prog_ac_ct_READELF="$ac_ct_READELF" # Let the user override the test.
+ if test -n "$ac_ct_NM"; then
+ ac_cv_prog_ac_ct_NM="$ac_ct_NM" # Let the user override the test.
else
as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
for as_dir in $PATH
test -z "$as_dir" && as_dir=.
for ac_exec_ext in '' $ac_executable_extensions; do
if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
- ac_cv_prog_ac_ct_READELF="readelf"
+ ac_cv_prog_ac_ct_NM="nm"
$as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
break 2
fi
fi
fi
-ac_ct_READELF=$ac_cv_prog_ac_ct_READELF
-if test -n "$ac_ct_READELF"; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_READELF" >&5
-$as_echo "$ac_ct_READELF" >&6; }
+ac_ct_NM=$ac_cv_prog_ac_ct_NM
+if test -n "$ac_ct_NM"; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_NM" >&5
+$as_echo "$ac_ct_NM" >&6; }
else
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
$as_echo "no" >&6; }
fi
- if test "x$ac_ct_READELF" = x; then
- READELF="false"
+ if test "x$ac_ct_NM" = x; then
+ NM="false"
else
case $cross_compiling:$ac_tool_warned in
yes:)
$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
ac_tool_warned=yes ;;
esac
- READELF=$ac_ct_READELF
+ NM=$ac_ct_NM
fi
else
- READELF="$ac_cv_prog_READELF"
+ NM="$ac_cv_prog_NM"
fi
SYSINCLUDES="$SYSINCLUDES \
-isystem `echo $sysheaders | sed 's/:/ -isystem /g'`"
if test -n "$CXX"; then
- cxxversion=`$CXX -dumpversion 2>&5` &&
- cxxmachine=`$CXX -dumpmachine 2>&5` &&
- cxxheaders=`$CXX -print-file-name=../../../../include/c++/`"$cxxversion" &&
- CXX_SYSINCLUDES="-isystem $cxxheaders \
--isystem $cxxheaders/$cxxmachine -isystem $cxxheaders/backward"
+ CXX_SYSINCLUDES=
+ for cxxheaders in `$CXX -v -S -x c++ /dev/null -o /dev/null 2>&1 \
+ | sed -n -e '1,/#include/d' -e 's/^ \(\/.*\/[cg]++\)/\1/p'`; do
+ test "x$cxxheaders" != x &&
+ CXX_SYSINCLUDES="$CXX_SYSINCLUDES -isystem $cxxheaders"
+ done
fi
fi
-# ranlib is never necessary on Linux and Hurd systems
-RANLIB=:
-
# Test if LD_LIBRARY_PATH contains the notation for the current directory
# since this would lead to problems installing/building glibc.
# LD_LIBRARY_PATH contains the current directory if one of the following
if ${libc_cv_gcc_static_libgcc+:} false; then :
$as_echo_n "(cached) " >&6
else
- if $CC -v -static-libgcc 2>&1 | grep -q 'unrecognized option.*static-libgcc'; then
+ if $CC -v -static-libgcc 2>&1 | grep 'unrecognized option.*static-libgcc' >/dev/null; then
libc_cv_gcc_static_libgcc=
else
libc_cv_gcc_static_libgcc=-static-libgcc
fi
-for ac_prog in gawk mawk nawk awk
-do
- # Extract the first word of "$ac_prog", so it can be a program name with args.
-set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_AWK+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- if test -n "$AWK"; then
- ac_cv_prog_AWK="$AWK" # Let the user override the test.
-else
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
- IFS=$as_save_IFS
- test -z "$as_dir" && as_dir=.
- for ac_exec_ext in '' $ac_executable_extensions; do
- if { test -f "$as_dir/$ac_word$ac_exec_ext" && $as_test_x "$as_dir/$ac_word$ac_exec_ext"; }; then
- ac_cv_prog_AWK="$ac_prog"
- $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
- break 2
- fi
-done
- done
-IFS=$as_save_IFS
-
-fi
-fi
-AWK=$ac_cv_prog_AWK
-if test -n "$AWK"; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AWK" >&5
-$as_echo "$AWK" >&6; }
-else
- { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-fi
-
-
- test -n "$AWK" && break
-done
-
# Extract the first word of "perl", so it can be a program name with args.
set dummy perl; ac_word=$2
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for signed size_t type" >&5
-$as_echo_n "checking for signed size_t type... " >&6; }
-if ${libc_cv_signed_size_t+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- echo '#include <stddef.h>
-FOOBAR __SIZE_TYPE__ FOOBAR' > conftest.c
-if eval "$ac_cpp conftest.c 2>/dev/null" \
-| grep '^FOOBAR.*unsigned.*FOOBAR$' >/dev/null; then
- libc_cv_signed_size_t=no
-else
- libc_cv_signed_size_t=yes
-fi
-rm -f conftest*
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_signed_size_t" >&5
-$as_echo "$libc_cv_signed_size_t" >&6; }
-if test $libc_cv_signed_size_t = yes; then
- cat >> confdefs.h <<\EOF
-#undef __SIZE_TYPE__
-#define __SIZE_TYPE__ unsigned
-EOF
-fi
-
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libc-friendly stddef.h" >&5
$as_echo_n "checking for libc-friendly stddef.h... " >&6; }
if ${libc_cv_friendly_stddef+:} false; then :
${libc_cv_dot_text}
foo:
.set glibc_conftest_frobozz,foo
-$libc_cv_asm_global_directive glibc_conftest_frobozz
+.globl glibc_conftest_frobozz
EOF
# The alpha-dec-osf1 assembler gives only a warning for `.set'
# (but it doesn't work), so we must do a linking check to be sure.
cat > conftest.s <<EOF
${libc_cv_dot_text}
_sym:
-.type _sym, ${libc_cv_asm_type_prefix}gnu_unique_object
+.type _sym, %gnu_unique_object
EOF
if ${CC-cc} -c $ASFLAGS conftest.s 1>&5 2>&5; then
libc_cv_asm_unique_object=yes
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for .symver assembler directive" >&5
-$as_echo_n "checking for .symver assembler directive... " >&6; }
-if ${libc_cv_asm_symver_directive+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- cat > conftest.s <<EOF
-${libc_cv_dot_text}
-_sym:
-.symver _sym,sym@VERS
-EOF
-if ${CC-cc} -c $ASFLAGS conftest.s 1>&5 2>&5; then
- libc_cv_asm_symver_directive=yes
-else
- libc_cv_asm_symver_directive=no
-fi
-rm -f conftest*
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_symver_directive" >&5
-$as_echo "$libc_cv_asm_symver_directive" >&6; }
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ld --version-script" >&5
-$as_echo_n "checking for ld --version-script... " >&6; }
-if ${libc_cv_ld_version_script_option+:} false; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for .previous assembler directive" >&5
+$as_echo_n "checking for .previous assembler directive... " >&6; }
+if ${libc_cv_asm_previous_directive+:} false; then :
$as_echo_n "(cached) " >&6
else
- if test $libc_cv_asm_symver_directive = yes; then
cat > conftest.s <<EOF
-${libc_cv_dot_text}
-_sym:
-.symver _sym,sym@VERS
-EOF
- cat > conftest.map <<EOF
-VERS_1 {
- global: sym;
-};
-
-VERS_2 {
- global: sym;
-} VERS_1;
+.section foo_section
+.previous
EOF
- if ${CC-cc} -c $ASFLAGS conftest.s 1>&5 2>&5; then
- if { ac_try='${CC-cc} $CFLAGS $LDFLAGS -shared
- -o conftest.so conftest.o
- -nostartfiles -nostdlib
- -Wl,--version-script,conftest.map
- 1>&5'
+if { ac_try='${CC-cc} -c $ASFLAGS conftest.s 1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
- test $ac_status = 0; }; };
- then
- libc_cv_ld_version_script_option=yes
- else
- libc_cv_ld_version_script_option=no
- fi
- else
- libc_cv_ld_version_script_option=no
- fi
+ test $ac_status = 0; }; }; then
+ libc_cv_asm_previous_directive=yes
else
- libc_cv_ld_version_script_option=no
+ libc_cv_asm_previous_directive=no
fi
rm -f conftest*
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_ld_version_script_option" >&5
-$as_echo "$libc_cv_ld_version_script_option" >&6; }
-if test $shared != no &&
- test $libc_cv_asm_symver_directive = yes &&
- test $libc_cv_ld_version_script_option = yes &&
- test $enable_versioning = yes; then
- VERSIONING=yes
- $as_echo "#define DO_VERSIONING 1" >>confdefs.h
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_previous_directive" >&5
+$as_echo "$libc_cv_asm_previous_directive" >&6; }
+if test $libc_cv_asm_previous_directive = yes; then
+ $as_echo "#define HAVE_ASM_PREVIOUS_DIRECTIVE 1" >>confdefs.h
else
- VERSIONING=no
-fi
-
-
-if test $elf = yes && test $shared != no && test $VERSIONING = no; then
- echo "\
-*** WARNING: You should not compile GNU libc without versioning. Not using
-*** versioning will introduce incompatibilities so that old binaries
-*** will not run anymore.
-*** For versioning you need recent binutils (binutils-2.8.1.0.23 or newer)."
-fi
-if test $elf = yes; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for .previous assembler directive" >&5
-$as_echo_n "checking for .previous assembler directive... " >&6; }
-if ${libc_cv_asm_previous_directive+:} false; then :
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for .popsection assembler directive" >&5
+$as_echo_n "checking for .popsection assembler directive... " >&6; }
+if ${libc_cv_asm_popsection_directive+:} false; then :
$as_echo_n "(cached) " >&6
else
cat > conftest.s <<EOF
-.section foo_section
-.previous
+.pushsection foo_section
+.popsection
EOF
if { ac_try='${CC-cc} -c $ASFLAGS conftest.s 1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then
- libc_cv_asm_previous_directive=yes
+ libc_cv_asm_popsection_directive=yes
else
- libc_cv_asm_previous_directive=no
+ libc_cv_asm_popsection_directive=no
fi
rm -f conftest*
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_previous_directive" >&5
-$as_echo "$libc_cv_asm_previous_directive" >&6; }
- if test $libc_cv_asm_previous_directive = yes; then
- $as_echo "#define HAVE_ASM_PREVIOUS_DIRECTIVE 1" >>confdefs.h
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_popsection_directive" >&5
+$as_echo "$libc_cv_asm_popsection_directive" >&6; }
+ if test $libc_cv_asm_popsection_directive = yes; then
+ $as_echo "#define HAVE_ASM_POPSECTION_DIRECTIVE 1" >>confdefs.h
- else
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for .popsection assembler directive" >&5
-$as_echo_n "checking for .popsection assembler directive... " >&6; }
-if ${libc_cv_asm_popsection_directive+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- cat > conftest.s <<EOF
-.pushsection foo_section
-.popsection
-EOF
- if { ac_try='${CC-cc} -c $ASFLAGS conftest.s 1>&5'
- { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
- test $ac_status = 0; }; }; then
- libc_cv_asm_popsection_directive=yes
- else
- libc_cv_asm_popsection_directive=no
- fi
- rm -f conftest*
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_popsection_directive" >&5
-$as_echo "$libc_cv_asm_popsection_directive" >&6; }
- if test $libc_cv_asm_popsection_directive = yes; then
- $as_echo "#define HAVE_ASM_POPSECTION_DIRECTIVE 1" >>confdefs.h
-
- fi
fi
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for .protected and .hidden assembler directive" >&5
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for .protected and .hidden assembler directive" >&5
$as_echo_n "checking for .protected and .hidden assembler directive... " >&6; }
if ${libc_cv_asm_protected_directive+:} false; then :
$as_echo_n "(cached) " >&6
else
- cat > conftest.s <<EOF
+ cat > conftest.s <<EOF
.protected foo
foo:
.hidden bar
bar:
EOF
- if { ac_try='${CC-cc} -c $ASFLAGS conftest.s 1>&5'
+if { ac_try='${CC-cc} -c $ASFLAGS conftest.s 1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then
- libc_cv_asm_protected_directive=yes
- else
- as_fn_error $? "assembler support for symbol visibility is required" "$LINENO" 5
- fi
- rm -f conftest*
+ libc_cv_asm_protected_directive=yes
+else
+ as_fn_error $? "assembler support for symbol visibility is required" "$LINENO" 5
+fi
+rm -f conftest*
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_protected_directive" >&5
$as_echo "$libc_cv_asm_protected_directive" >&6; }
- if test $libc_cv_asm_protected_directive = yes; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether __attribute__((visibility())) is supported" >&5
+if test $libc_cv_asm_protected_directive = yes; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether __attribute__((visibility())) is supported" >&5
$as_echo_n "checking whether __attribute__((visibility())) is supported... " >&6; }
if ${libc_cv_visibility_attribute+:} false; then :
$as_echo_n "(cached) " >&6
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_visibility_attribute" >&5
$as_echo "$libc_cv_visibility_attribute" >&6; }
- if test $libc_cv_visibility_attribute != yes; then
- as_fn_error $? "compiler support for visibility attribute is required" "$LINENO" 5
- fi
+ if test $libc_cv_visibility_attribute != yes; then
+ as_fn_error $? "compiler support for visibility attribute is required" "$LINENO" 5
fi
+fi
- if test $libc_cv_visibility_attribute = yes; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for broken __attribute__((visibility()))" >&5
+if test $libc_cv_visibility_attribute = yes; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for broken __attribute__((visibility()))" >&5
$as_echo_n "checking for broken __attribute__((visibility()))... " >&6; }
if ${libc_cv_broken_visibility_attribute+:} false; then :
$as_echo_n "(cached) " >&6
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_broken_visibility_attribute" >&5
$as_echo "$libc_cv_broken_visibility_attribute" >&6; }
- if test $libc_cv_broken_visibility_attribute = yes; then
- as_fn_error $? "working compiler support for visibility attribute is required" "$LINENO" 5
- fi
+ if test $libc_cv_broken_visibility_attribute = yes; then
+ as_fn_error $? "working compiler support for visibility attribute is required" "$LINENO" 5
fi
+fi
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for broken __attribute__((alias()))" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for broken __attribute__((alias()))" >&5
$as_echo_n "checking for broken __attribute__((alias()))... " >&6; }
if ${libc_cv_broken_alias_attribute+:} false; then :
$as_echo_n "(cached) " >&6
else
cat > conftest.c <<EOF
- extern int foo (int x) __asm ("xyzzy");
- int bar (int x) { return x; }
- extern __typeof (bar) foo __attribute ((weak, alias ("bar")));
- extern int dfoo;
- extern __typeof (dfoo) dfoo __asm ("abccb");
- int dfoo = 1;
+ extern int foo (int x) __asm ("xyzzy");
+ int bar (int x) { return x; }
+ extern __typeof (bar) foo __attribute ((weak, alias ("bar")));
+ extern int dfoo;
+ extern __typeof (dfoo) dfoo __asm ("abccb");
+ int dfoo = 1;
EOF
- libc_cv_broken_alias_attribute=yes
- if { ac_try='${CC-cc} -Werror -S conftest.c -o conftest.s 1>&5'
+ libc_cv_broken_alias_attribute=yes
+ if { ac_try='${CC-cc} -Werror -S conftest.c -o conftest.s 1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then
- if grep 'xyzzy' conftest.s >/dev/null &&
- grep 'abccb' conftest.s >/dev/null; then
- libc_cv_broken_alias_attribute=no
- fi
- fi
- rm -f conftest.c conftest.s
+ if grep 'xyzzy' conftest.s >/dev/null &&
+ grep 'abccb' conftest.s >/dev/null; then
+ libc_cv_broken_alias_attribute=no
+ fi
+ fi
+ rm -f conftest.c conftest.s
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_broken_alias_attribute" >&5
$as_echo "$libc_cv_broken_alias_attribute" >&6; }
- if test $libc_cv_broken_alias_attribute = yes; then
- as_fn_error $? "working alias attribute support required" "$LINENO" 5
- fi
+if test $libc_cv_broken_alias_attribute = yes; then
+ as_fn_error $? "working alias attribute support required" "$LINENO" 5
+fi
- if test $libc_cv_visibility_attribute = yes; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to put _rtld_local into .sdata section" >&5
+if test $libc_cv_visibility_attribute = yes; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to put _rtld_local into .sdata section" >&5
$as_echo_n "checking whether to put _rtld_local into .sdata section... " >&6; }
if ${libc_cv_have_sdata_section+:} false; then :
$as_echo_n "(cached) " >&6
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_have_sdata_section" >&5
$as_echo "$libc_cv_have_sdata_section" >&6; }
- if test $libc_cv_have_sdata_section = yes; then
- $as_echo "#define HAVE_SDATA_SECTION 1" >>confdefs.h
+ if test $libc_cv_have_sdata_section = yes; then
+ $as_echo "#define HAVE_SDATA_SECTION 1" >>confdefs.h
- fi
fi
+fi
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for .preinit_array/.init_array/.fini_array support" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for .preinit_array/.init_array/.fini_array support" >&5
$as_echo_n "checking for .preinit_array/.init_array/.fini_array support... " >&6; }
if ${libc_cv_initfini_array+:} false; then :
$as_echo_n "(cached) " >&6
else
- cat > conftest.c <<EOF
+ cat > conftest.c <<EOF
int _start (void) { return 0; }
int __start (void) { return 0; }
+
int foo (void) { return 1; }
int (*fp) (void) __attribute__ ((section (".init_array"))) = foo;
+
EOF
- if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -o conftest conftest.c
- -static -nostartfiles -nostdlib 1>&5'
+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -o conftest
+ conftest.c -static -nostartfiles -nostdlib
+ 1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
- test $ac_status = 0; }; }
- then
- if $READELF -S conftest | fgrep INIT_ARRAY > /dev/null; then
- libc_cv_initfini_array=yes
- else
- libc_cv_initfini_array=no
- fi
+ test $ac_status = 0; }; }; then :
+ if $READELF -S conftest | fgrep INIT_ARRAY > /dev/null; then
+ libc_cv_initfini_array=yes
else
libc_cv_initfini_array=no
fi
- rm -f conftest*
+else
+ libc_cv_initfini_array=no
+fi
+rm -f conftest*
+
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_initfini_array" >&5
$as_echo "$libc_cv_initfini_array" >&6; }
- if test $libc_cv_initfini_array != yes; then
- as_fn_error $? "Need linker with .init_array/.fini_array support." "$LINENO" 5
- fi
+if test $libc_cv_initfini_array != yes; then
+ as_fn_error $? "Need linker with .init_array/.fini_array support." "$LINENO" 5
+fi
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use .ctors/.dtors header and trailer" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use .ctors/.dtors header and trailer" >&5
$as_echo_n "checking whether to use .ctors/.dtors header and trailer... " >&6; }
if ${libc_cv_ctors_header+:} false; then :
$as_echo_n "(cached) " >&6
else
- libc_cv_ctors_header=yes
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-
-int
-main ()
-{
+ libc_cv_ctors_header=yes
+ cat > conftest.c <<EOF
+int _start (void) { return 0; }
+int __start (void) { return 0; }
-__attribute__ ((constructor)) void ctor (void) { puts("ctor"); }
-__attribute__ ((destructor)) void dtor (void) { puts("dtor"); }
+__attribute__ ((constructor)) void ctor (void) { asm (""); }
+__attribute__ ((destructor)) void dtor (void) { asm (""); }
- ;
- return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+EOF
+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -o conftest
+ conftest.c -static -nostartfiles -nostdlib
+ 1>&5'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }; then :
if $READELF -WS conftest$ac_exeext | $AWK '
{ gsub(/\[ */, "[") }
$2 == ".ctors" || $2 == ".dtors" {
as_fn_error $? "missing __attribute__ ((constructor)) support??" "$LINENO" 5
fi
-rm -f core conftest.err conftest.$ac_objext \
- conftest$ac_exeext conftest.$ac_ext
+rm -f conftest*
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_ctors_header" >&5
$as_echo "$libc_cv_ctors_header" >&6; }
- if test $libc_cv_ctors_header = no; then
- $as_echo "#define NO_CTORS_DTORS_SECTIONS 1" >>confdefs.h
+if test $libc_cv_ctors_header = no; then
+ $as_echo "#define NO_CTORS_DTORS_SECTIONS 1" >>confdefs.h
- fi
+fi
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for libunwind-support in compiler" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libunwind-support in compiler" >&5
$as_echo_n "checking for libunwind-support in compiler... " >&6; }
if ${libc_cv_cc_with_libunwind+:} false; then :
$as_echo_n "(cached) " >&6
else
- cat > conftest.c <<EOF
+ cat > conftest.c <<EOF
int main (void) { return 0; }
EOF
- if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -static -o conftest \
- conftest.c -v 2>&1 >/dev/null | grep -q " -lunwind "; then
- libc_cv_cc_with_libunwind=yes
- else
- libc_cv_cc_with_libunwind=no
- fi
- rm -f conftest*
+ if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -static -o conftest \
+ conftest.c -v 2>&1 >/dev/null | grep ' -lunwind ' >/dev/null; then
+ libc_cv_cc_with_libunwind=yes
+ else
+ libc_cv_cc_with_libunwind=no
+ fi
+ rm -f conftest*
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cc_with_libunwind" >&5
$as_echo "$libc_cv_cc_with_libunwind" >&6; }
- if test $libc_cv_cc_with_libunwind = yes; then
- $as_echo "#define HAVE_CC_WITH_LIBUNWIND 1" >>confdefs.h
+if test $libc_cv_cc_with_libunwind = yes; then
+ $as_echo "#define HAVE_CC_WITH_LIBUNWIND 1" >>confdefs.h
- fi
+fi
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -z nodelete option" >&5
-$as_echo_n "checking for -z nodelete option... " >&6; }
-if ${libc_cv_z_nodelete+:} false; then :
- $as_echo_n "(cached) " >&6
-else
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker that supports -z nodelete" >&5
+$as_echo_n "checking for linker that supports -z nodelete... " >&6; }
+libc_linker_feature=no
+if test x"$gnu_ld" = x"yes"; then
+ libc_linker_check=`$LD -v --help 2>/dev/null | grep "\-z nodelete"`
+ if test -n "$libc_linker_check"; then
cat > conftest.c <<EOF
int _start (void) { return 42; }
EOF
- if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
- -fPIC -shared -o conftest.so conftest.c
- -nostartfiles -nostdlib
- -Wl,--enable-new-dtags,-z,nodelete 1>&5'
+ if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+ -Wl,--enable-new-dtags,-z,nodelete -nostdlib -nostartfiles
+ -fPIC -shared -o conftest.so conftest.c
+ 1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }
- then
- libc_cv_z_nodelete=yes
- else
- as_fn_error $? "linker with -z nodelete support required" "$LINENO" 5
+ then
+ libc_linker_feature=yes
+ fi
+ rm -f conftest*
fi
- rm -f conftest*
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_z_nodelete" >&5
-$as_echo "$libc_cv_z_nodelete" >&6; }
-
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -z nodlopen option" >&5
-$as_echo_n "checking for -z nodlopen option... " >&6; }
-if ${libc_cv_z_nodlopen+:} false; then :
- $as_echo_n "(cached) " >&6
+if test $libc_linker_feature = yes; then
+ libc_cv_z_nodelete=yes
else
+ as_fn_error $? "linker with -z nodelete support required" "$LINENO" 5
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_linker_feature" >&5
+$as_echo "$libc_linker_feature" >&6; }
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker that supports -z nodlopen" >&5
+$as_echo_n "checking for linker that supports -z nodlopen... " >&6; }
+libc_linker_feature=no
+if test x"$gnu_ld" = x"yes"; then
+ libc_linker_check=`$LD -v --help 2>/dev/null | grep "\-z nodlopen"`
+ if test -n "$libc_linker_check"; then
cat > conftest.c <<EOF
int _start (void) { return 42; }
EOF
- if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
- -fPIC -shared -o conftest.so conftest.c
- -nostartfiles -nostdlib
- -Wl,--enable-new-dtags,-z,nodlopen 1>&5'
+ if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+ -Wl,--enable-new-dtags,-z,nodlopen -nostdlib -nostartfiles
+ -fPIC -shared -o conftest.so conftest.c
+ 1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }
- then
- libc_cv_z_nodlopen=yes
- else
- as_fn_error $? "linker with -z nodlopen support required" "$LINENO" 5
+ then
+ libc_linker_feature=yes
+ fi
+ rm -f conftest*
fi
- rm -f conftest*
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_z_nodlopen" >&5
-$as_echo "$libc_cv_z_nodlopen" >&6; }
-
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -z initfirst option" >&5
-$as_echo_n "checking for -z initfirst option... " >&6; }
-if ${libc_cv_z_initfirst+:} false; then :
- $as_echo_n "(cached) " >&6
+if test $libc_linker_feature = yes; then
+ libc_cv_z_nodlopen=yes
else
+ as_fn_error $? "linker with -z nodlopen support required" "$LINENO" 5
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_linker_feature" >&5
+$as_echo "$libc_linker_feature" >&6; }
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker that supports -z initfirst" >&5
+$as_echo_n "checking for linker that supports -z initfirst... " >&6; }
+libc_linker_feature=no
+if test x"$gnu_ld" = x"yes"; then
+ libc_linker_check=`$LD -v --help 2>/dev/null | grep "\-z initfirst"`
+ if test -n "$libc_linker_check"; then
cat > conftest.c <<EOF
int _start (void) { return 42; }
EOF
- if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
- -fPIC -shared -o conftest.so conftest.c
- -nostartfiles -nostdlib
- -Wl,--enable-new-dtags,-z,initfirst 1>&5'
+ if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+ -Wl,--enable-new-dtags,-z,initfirst -nostdlib -nostartfiles
+ -fPIC -shared -o conftest.so conftest.c
+ 1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }
- then
- libc_cv_z_initfirst=yes
- else
- as_fn_error $? "linker with -z initfirst support required" "$LINENO" 5
+ then
+ libc_linker_feature=yes
+ fi
+ rm -f conftest*
fi
- rm -f conftest*
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_z_initfirst" >&5
-$as_echo "$libc_cv_z_initfirst" >&6; }
+if test $libc_linker_feature = yes; then
+ libc_cv_z_initfirst=yes
+else
+ as_fn_error $? "linker with -z initfirst support required" "$LINENO" 5
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_linker_feature" >&5
+$as_echo "$libc_linker_feature" >&6; }
- # Add-on fragments can set these for other machines.
- libc_commonpagesize=${libc_commonpagesize:-no}
- libc_relro_required=${libc_relro_required:-no}
- case "$base_machine" in
- i[34567]86 | x86_64 | powerpc* | s390*)
- libc_commonpagesize=0x1000
- libc_relro_required=yes
- ;;
- sparc*)
- libc_commonpagesize=0x2000
- libc_relro_required=yes
- ;;
- ia64*)
- libc_commonpagesize=0x4000
- ;;
- alpha*)
- libc_commonpagesize=0x10000
- libc_relro_required=yes
- ;;
- esac
+# Add-on fragments can set these for other machines.
+libc_commonpagesize=${libc_commonpagesize:-no}
+libc_relro_required=${libc_relro_required:-no}
+case "$base_machine" in
+ i[34567]86 | x86_64 | powerpc* | s390*)
+ libc_commonpagesize=0x1000
+ libc_relro_required=yes
+ ;;
+ sparc*)
+ libc_commonpagesize=0x2000
+ libc_relro_required=yes
+ ;;
+esac
- if test $libc_commonpagesize != no; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -z relro option" >&5
+if test $libc_commonpagesize != no; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -z relro option" >&5
$as_echo_n "checking for -z relro option... " >&6; }
if ${libc_cv_z_relro+:} false; then :
$as_echo_n "(cached) " >&6
else
- libc_cv_z_relro=no
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+ libc_cv_z_relro=no
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
int _start (void) { return 42; }
int data[0x10000] = { 1, };
_ACEOF
- cat > conftest.awk <<\EOF
+ cat > conftest.awk <<\EOF
BEGIN {
result = "no"
commonpagesize = strtonum(commonpagesize)
}
END { print result }
EOF
- { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+ { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
-fPIC -shared -o conftest.so conftest.c
-nostartfiles -nostdlib
-Wl,-z,relro 1>&5'
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; } &&
- { ac_try='$READELF -Wl conftest.so > conftest.ph'
+ { ac_try='$READELF -Wl conftest.so > conftest.ph'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; } &&
- { ac_try='
+ { ac_try='
$AWK -v commonpagesize=$libc_commonpagesize -f conftest.awk
conftest.ph > conftest.cps
'
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; } &&
- libc_cv_z_relro=`cat conftest.cps 2>&5`
- rm -f conftest*
+ libc_cv_z_relro=`cat conftest.cps 2>&5`
+ rm -f conftest*
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_z_relro" >&5
$as_echo "$libc_cv_z_relro" >&6; }
- if { test "x$libc_relro_required" = xyes &&
- test "x$libc_cv_z_relro" != xyes
- }
- then
- as_fn_error $? "linker with -z relro support required" "$LINENO" 5
- fi
- else
- { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: missing architecture parameter to check for working -z relro" >&5
-$as_echo "$as_me: WARNING: missing architecture parameter to check for working -z relro" >&2;}
+ if { test "x$libc_relro_required" = xyes &&
+ test "x$libc_cv_z_relro" != xyes
+ }
+ then
+ as_fn_error $? "linker with -z relro support required" "$LINENO" 5
fi
+else
+ { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: missing architecture parameter to check for working -z relro" >&5
+$as_echo "$as_me: WARNING: missing architecture parameter to check for working -z relro" >&2;}
+fi
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -Bgroup option" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -Bgroup option" >&5
$as_echo_n "checking for -Bgroup option... " >&6; }
if ${libc_cv_Bgroup+:} false; then :
$as_echo_n "(cached) " >&6
else
- cat > conftest.c <<EOF
+ cat > conftest.c <<EOF
int _start (void) { return 42; }
EOF
- if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
- -fPIC -shared -o conftest.so conftest.c
- -Wl,-Bgroup -nostdlib 1>&5'
+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+ -fPIC -shared -o conftest.so conftest.c
+ -Wl,-Bgroup -nostdlib 1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }
- then
- libc_cv_Bgroup=yes
- else
- libc_cv_Bgroup=no
- fi
- rm -f conftest*
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_Bgroup" >&5
-$as_echo "$libc_cv_Bgroup" >&6; }
-
-
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for libgcc_s suffix" >&5
-$as_echo_n "checking for libgcc_s suffix... " >&6; }
-if ${libc_cv_libgcc_s_suffix+:} false; then :
- $as_echo_n "(cached) " >&6
+then
+ libc_cv_Bgroup=yes
else
- cat > conftest.c <<EOF
-int main (void) { return 0; }
-EOF
- libc_cv_libgcc_s_suffix=`${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
- -fPIC -shared -shared-libgcc -o conftest.so \
- conftest.c -v 2>&1 >/dev/null \
- | sed -n 's/^.* -lgcc_s\([^ ]*\) .*$/\1/p'`
- rm -f conftest*
+ libc_cv_Bgroup=no
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_libgcc_s_suffix" >&5
-$as_echo "$libc_cv_libgcc_s_suffix" >&6; }
-
-
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for --as-needed option" >&5
-$as_echo_n "checking for --as-needed option... " >&6; }
-if ${libc_cv_as_needed+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- cat > conftest.c <<EOF
-int main (void) { return 0; }
-EOF
- if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
- -fPIC -shared -o conftest.so conftest.c
- -lgcc_s$libc_cv_libgcc_s_suffix -Wl,--as-needed
- -nostdlib 1>&5'
- { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
- test $ac_status = 0; }; }
- then
- libc_cv_as_needed=yes
- else
- libc_cv_as_needed=no
- fi
- rm -f conftest*
+rm -f conftest*
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_as_needed" >&5
-$as_echo "$libc_cv_as_needed" >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_Bgroup" >&5
+$as_echo "$libc_cv_Bgroup" >&6; }
- ASFLAGS_config=
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether --noexecstack is desirable for .S files" >&5
+ASFLAGS_config=
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether --noexecstack is desirable for .S files" >&5
$as_echo_n "checking whether --noexecstack is desirable for .S files... " >&6; }
if ${libc_cv_as_noexecstack+:} false; then :
$as_echo_n "(cached) " >&6
else
- cat > conftest.c <<EOF
+ cat > conftest.c <<EOF
void foo (void) { }
EOF
- if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS
- -S -o conftest.s conftest.c 1>&5'
+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS
+ -S -o conftest.s conftest.c 1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; } \
- && grep -q .note.GNU-stack conftest.s \
- && { ac_try='${CC-cc} $ASFLAGS -Wa,--noexecstack
- -c -o conftest.o conftest.s 1>&5'
+ && grep .note.GNU-stack conftest.s >/dev/null \
+ && { ac_try='${CC-cc} $ASFLAGS -Wa,--noexecstack
+ -c -o conftest.o conftest.s 1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }
- then
- libc_cv_as_noexecstack=yes
- else
- libc_cv_as_noexecstack=no
- fi
- rm -f conftest*
+then
+ libc_cv_as_noexecstack=yes
+else
+ libc_cv_as_noexecstack=no
+fi
+rm -f conftest*
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_as_noexecstack" >&5
$as_echo "$libc_cv_as_noexecstack" >&6; }
- if test $libc_cv_as_noexecstack = yes; then
- ASFLAGS_config="$ASFLAGS_config -Wa,--noexecstack"
- fi
+if test $libc_cv_as_noexecstack = yes; then
+ ASFLAGS_config="$ASFLAGS_config -Wa,--noexecstack"
+fi
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -z combreloc" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -z combreloc" >&5
$as_echo_n "checking for -z combreloc... " >&6; }
if ${libc_cv_z_combreloc+:} false; then :
$as_echo_n "(cached) " >&6
else
- cat > conftest.c <<EOF
+ cat > conftest.c <<EOF
extern int bar (int);
extern int mumble;
int foo (void) { return bar (mumble); }
EOF
- if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
-fPIC -shared -o conftest.so conftest.c
-nostdlib -nostartfiles
-Wl,-z,combreloc 1>&5'
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }
- then
- if $READELF -S conftest.so | grep '\.rel\(a\|\)\.dyn' > /dev/null; then
- libc_cv_z_combreloc=yes
- else
- libc_cv_z_combreloc=no
- fi
+then
+ if $READELF -S conftest.so | grep '\.rel\(a\|\)\.dyn' > /dev/null; then
+ libc_cv_z_combreloc=yes
else
libc_cv_z_combreloc=no
fi
- rm -f conftest*
+else
+ libc_cv_z_combreloc=no
+fi
+rm -f conftest*
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_z_combreloc" >&5
$as_echo "$libc_cv_z_combreloc" >&6; }
- if test "$libc_cv_z_combreloc" = yes; then
- $as_echo "#define HAVE_Z_COMBRELOC 1" >>confdefs.h
+if test "$libc_cv_z_combreloc" = yes; then
+ $as_echo "#define HAVE_Z_COMBRELOC 1" >>confdefs.h
- fi
+fi
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -z execstack" >&5
-$as_echo_n "checking for -z execstack... " >&6; }
-if ${libc_cv_z_execstack+:} false; then :
- $as_echo_n "(cached) " >&6
-else
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker that supports -z execstack" >&5
+$as_echo_n "checking for linker that supports -z execstack... " >&6; }
+libc_linker_feature=no
+if test x"$gnu_ld" = x"yes"; then
+ libc_linker_check=`$LD -v --help 2>/dev/null | grep "\-z execstack"`
+ if test -n "$libc_linker_check"; then
cat > conftest.c <<EOF
int _start (void) { return 42; }
EOF
- if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
- -fPIC -shared -o conftest.so conftest.c
- -Wl,-z,execstack -nostdlib
- 1>&5'
+ if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+ -Wl,-z,execstack -nostdlib -nostartfiles
+ -fPIC -shared -o conftest.so conftest.c
+ 1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }
- then
- libc_cv_z_execstack=yes
- else
- libc_cv_z_execstack=no
+ then
+ libc_linker_feature=yes
+ fi
+ rm -f conftest*
fi
- rm -f conftest*
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_z_execstack" >&5
-$as_echo "$libc_cv_z_execstack" >&6; }
+if test $libc_linker_feature = yes; then
+ libc_cv_z_execstack=yes
+else
+ libc_cv_z_execstack=no
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_linker_feature" >&5
+$as_echo "$libc_linker_feature" >&6; }
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -fpie" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -fpie" >&5
$as_echo_n "checking for -fpie... " >&6; }
if ${libc_cv_fpie+:} false; then :
$as_echo_n "(cached) " >&6
else
- cat > conftest.c <<EOF
-int foo;
-main () { return 0;}
-EOF
- if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fpie
- -o conftest conftest.c 1>&5'
+ if { ac_try='${CC-cc} -fpie -xc /dev/null -S -o /dev/null'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
- test $ac_status = 0; }; }
- then
- libc_cv_fpie=yes
- else
- libc_cv_fpie=no
- fi
- rm -f conftest*
+ test $ac_status = 0; }; }; then :
+ libc_cv_fpie=yes
+else
+ libc_cv_fpie=no
+fi
+
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_fpie" >&5
$as_echo "$libc_cv_fpie" >&6; }
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for --hash-style option" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --hash-style option" >&5
$as_echo_n "checking for --hash-style option... " >&6; }
if ${libc_cv_hashstyle+:} false; then :
$as_echo_n "(cached) " >&6
else
- cat > conftest.c <<EOF
+ cat > conftest.c <<EOF
int _start (void) { return 42; }
EOF
- if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
- -fPIC -shared -o conftest.so conftest.c
- -Wl,--hash-style=both -nostdlib 1>&5'
+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+ -fPIC -shared -o conftest.so conftest.c
+ -Wl,--hash-style=both -nostdlib 1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }
- then
- libc_cv_hashstyle=yes
- else
- libc_cv_hashstyle=no
- fi
- rm -f conftest*
+then
+ libc_cv_hashstyle=yes
+else
+ libc_cv_hashstyle=no
+fi
+rm -f conftest*
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_hashstyle" >&5
$as_echo "$libc_cv_hashstyle" >&6; }
- # The linker's default -shared behavior is good enough if it
- # does these things that our custom linker scripts ensure that
- # all allocated NOTE sections come first.
- if test "$use_default_link" = default; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sufficient default -shared layout" >&5
+# The linker's default -shared behavior is good enough if it
+# does these things that our custom linker scripts ensure that
+# all allocated NOTE sections come first.
+if test "$use_default_link" = default; then
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for sufficient default -shared layout" >&5
$as_echo_n "checking for sufficient default -shared layout... " >&6; }
if ${libc_cv_use_default_link+:} false; then :
$as_echo_n "(cached) " >&6
else
- libc_cv_use_default_link=no
- cat > conftest.s <<\EOF
+ libc_cv_use_default_link=no
+ cat > conftest.s <<\EOF
.section .note.a,"a",%note
.balign 4
.long 4,4,9
.string "GNU"
.string "bar"
EOF
- if { ac_try=' ${CC-cc} $ASFLAGS -shared -o conftest.so conftest.s 1>&5'
+ if { ac_try=' ${CC-cc} $ASFLAGS -shared -o conftest.so conftest.s 1>&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
b
: a
H'`
- then
- libc_seen_a=no libc_seen_b=no
- set -- $ac_try
- while test $# -ge 2 -a "$1" = NOTE; do
- case "$2" in
- .note.a) libc_seen_a=yes ;;
- .note.b) libc_seen_b=yes ;;
- esac
- shift 2
- done
- case "$libc_seen_a$libc_seen_b" in
- yesyes)
- libc_cv_use_default_link=yes
- ;;
- *)
- echo >&5 "\
+ then
+ libc_seen_a=no libc_seen_b=no
+ set -- $ac_try
+ while test $# -ge 2 -a "$1" = NOTE; do
+ case "$2" in
+ .note.a) libc_seen_a=yes ;;
+ .note.b) libc_seen_b=yes ;;
+ esac
+ shift 2
+ done
+ case "$libc_seen_a$libc_seen_b" in
+ yesyes)
+ libc_cv_use_default_link=yes
+ ;;
+ *)
+ echo >&5 "\
$libc_seen_a$libc_seen_b from:
$ac_try"
- ;;
- esac
- fi
- rm -f conftest*
+ ;;
+ esac
+ fi
+ rm -f conftest*
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_use_default_link" >&5
$as_echo "$libc_cv_use_default_link" >&6; }
- use_default_link=$libc_cv_use_default_link
- fi
+ use_default_link=$libc_cv_use_default_link
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking linker output format" >&5
if ${libc_cv_ssp+:} false; then :
$as_echo_n "(cached) " >&6
else
- cat > conftest.c <<EOF
-int foo;
-main () { return 0;}
-EOF
-if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -Werror -fstack-protector
- -o conftest conftest.c 1>&5'
+ if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -Werror -fstack-protector -xc /dev/null -S -o /dev/null'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
- test $ac_status = 0; }; }
-then
+ test $ac_status = 0; }; }; then :
libc_cv_ssp=yes
else
libc_cv_ssp=no
fi
-rm -f conftest*
+
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_ssp" >&5
$as_echo "$libc_cv_ssp" >&6; }
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_gnu89_inline" >&5
$as_echo "$libc_cv_gnu89_inline" >&6; }
-if test $libc_cv_gnu89_inline = yes; then
- gnu89_inline=-fgnu89-inline
-else
- gnu89_inline=
-fi
-
-
-if test $elf != yes; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for .init and .fini sections" >&5
-$as_echo_n "checking for .init and .fini sections... " >&6; }
-if ${libc_cv_have_initfini+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-
-int
-main ()
-{
-asm (".section .init");
- asm (".section .fini");
- asm ("${libc_cv_dot_text}");
- ;
- return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
- libc_cv_have_initfini=yes
-else
- libc_cv_have_initfini=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_have_initfini" >&5
-$as_echo "$libc_cv_have_initfini" >&6; }
- if test $libc_cv_have_initfini = yes; then
- $as_echo "#define HAVE_INITFINI 1" >>confdefs.h
-
- fi
-fi
-
-if test $elf = yes; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether cc puts quotes around section names" >&5
-$as_echo_n "checking whether cc puts quotes around section names... " >&6; }
-if ${libc_cv_have_section_quotes+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- cat > conftest.c <<EOF
- static const int foo
- __attribute__ ((section ("bar"))) = 1;
-EOF
- if ${CC-cc} -S conftest.c -o conftest.s; then
- if grep '\.section.*"bar"' conftest.s >/dev/null; then
- libc_cv_have_section_quotes=yes
- else
- libc_cv_have_section_quotes=no
- fi
- else
- libc_cv_have_section_quotes=unknown
- fi
- rm -f conftest.{c,s}
-
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_have_section_quotes" >&5
-$as_echo "$libc_cv_have_section_quotes" >&6; }
- if test $libc_cv_have_section_quotes = yes; then
- $as_echo "#define HAVE_SECTION_QUOTES 1" >>confdefs.h
-
- fi
-fi
-
-
-
-if test $elf = yes; then
- libc_cv_asm_underscores=no
-else
- if test $ac_cv_prog_cc_works = yes; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _ prefix on C symbol names" >&5
-$as_echo_n "checking for _ prefix on C symbol names... " >&6; }
-if ${libc_cv_asm_underscores+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-asm ("_glibc_foobar:");
-int
-main ()
-{
-glibc_foobar ();
- ;
- return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
- libc_cv_asm_underscores=yes
-else
- libc_cv_asm_underscores=no
-fi
-rm -f core conftest.err conftest.$ac_objext \
- conftest$ac_exeext conftest.$ac_ext
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_underscores" >&5
-$as_echo "$libc_cv_asm_underscores" >&6; }
- else
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for _ prefix on C symbol names" >&5
-$as_echo_n "checking for _ prefix on C symbol names... " >&6; }
-if ${libc_cv_asm_underscores+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- cat > conftest.$ac_ext <<EOF
-#line $LINENO "configure"
-#include "confdefs.h"
-void underscore_test(void) {
-return; }
-EOF
-if { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_compile\""; } >&5
- (eval $ac_compile) 2>&5
- ac_status=$?
- $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
- test $ac_status = 0; }; then
- if grep _underscore_test conftest* >/dev/null; then
- rm -f conftest*
- libc_cv_asm_underscores=yes
- else
- rm -f conftest*
- libc_cv_asm_underscores=no
- fi
-else
- echo "configure: failed program was:" >&5
- cat conftest.$ac_ext >&5
- rm -f conftest*
- libc_cv_asm_underscores=no
-fi
-rm -f conftest*
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_underscores" >&5
-$as_echo "$libc_cv_asm_underscores" >&6; }
- fi
+if test $libc_cv_gnu89_inline = yes; then
+ gnu89_inline=-fgnu89-inline
+else
+ gnu89_inline=
fi
-if test $libc_cv_asm_underscores = no; then
- $as_echo "#define NO_UNDERSCORES 1" >>confdefs.h
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether cc puts quotes around section names" >&5
+$as_echo_n "checking whether cc puts quotes around section names... " >&6; }
+if ${libc_cv_have_section_quotes+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat > conftest.c <<EOF
+ static const int foo
+ __attribute__ ((section ("bar"))) = 1;
+EOF
+ if ${CC-cc} -S conftest.c -o conftest.s; then
+ if grep '\.section.*"bar"' conftest.s >/dev/null; then
+ libc_cv_have_section_quotes=yes
+ else
+ libc_cv_have_section_quotes=no
+ fi
+ else
+ libc_cv_have_section_quotes=unknown
+ fi
+ rm -f conftest.{c,s}
fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_have_section_quotes" >&5
+$as_echo "$libc_cv_have_section_quotes" >&6; }
+if test $libc_cv_have_section_quotes = yes; then
+ $as_echo "#define HAVE_SECTION_QUOTES 1" >>confdefs.h
-if test $elf = yes; then
- libc_cv_weak_symbols=yes
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for assembler .weak directive" >&5
else
cat > conftest.s <<EOF
${libc_cv_dot_text}
-${libc_cv_asm_global_directive} foo
+.globl foo
foo:
.weak foo
.weak bar; bar = foo
else
cat > conftest.s <<EOF
${libc_cv_dot_text}
-${libc_cv_asm_global_directive} foo
+.globl foo
foo:
.weakext bar foo
.weakext baz
-${libc_cv_asm_global_directive} baz
+.globl baz
baz:
EOF
if { ac_try='${CC-cc} $ASFLAGS -c conftest.s 1>&5'
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_ld_no_whole_archive" >&5
$as_echo "$libc_cv_ld_no_whole_archive" >&6; }
-if test $libc_cv_ld_no_whole_archive = yes; then
- no_whole_archive=-Wl,--no-whole-archive
+if test $libc_cv_ld_no_whole_archive = no; then
+ as_fn_error $? "support for --no-whole-archive is needed" "$LINENO" 5
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for gcc -fexceptions" >&5
fi
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for __builtin_expect" >&5
-$as_echo_n "checking for __builtin_expect... " >&6; }
-if ${libc_cv_gcc_builtin_expect+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- cat > conftest.c <<EOF
-#line $LINENO "configure"
-int foo (int a)
-{
- a = __builtin_expect (a, 10);
- return a == 10 ? 0 : 1;
-}
-EOF
-if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -nostdlib -nostartfiles
- -o conftest conftest.c -lgcc >&5'
- { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
- (eval $ac_try) 2>&5
- ac_status=$?
- $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
- test $ac_status = 0; }; }; then
- libc_cv_gcc_builtin_expect=yes
-else
- libc_cv_gcc_builtin_expect=no
-fi
-rm -f conftest*
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_gcc_builtin_expect" >&5
-$as_echo "$libc_cv_gcc_builtin_expect" >&6; }
-if test "$libc_cv_gcc_builtin_expect" = yes; then
- $as_echo "#define HAVE_BUILTIN_EXPECT 1" >>confdefs.h
-
-fi
-
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for __builtin_memset" >&5
$as_echo_n "checking for __builtin_memset... " >&6; }
if ${libc_cv_gcc_builtin_memset+:} false; then :
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_gcc_builtin_redirection" >&5
$as_echo "$libc_cv_gcc_builtin_redirection" >&6; }
-if test "$libc_cv_gcc_builtin_redirection" = yes ; then
- $as_echo "#define HAVE_BUILTIN_REDIRECTION 1" >>confdefs.h
-
+if test "$libc_cv_gcc_builtin_redirection" = no; then
+ as_fn_error $? "support for the symbol redirection needed" "$LINENO" 5
fi
-if test "x$use__thread" != xno; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for __thread" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for __thread" >&5
$as_echo_n "checking for __thread... " >&6; }
if ${libc_cv_gcc___thread+:} false; then :
$as_echo_n "(cached) " >&6
cat > conftest.c <<\EOF
__thread int a = 42;
EOF
- if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -c conftest.c >&5'
+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -c conftest.c >&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then
- libc_cv_gcc___thread=yes
- else
- libc_cv_gcc___thread=no
- fi
- rm -f conftest*
+ libc_cv_gcc___thread=yes
+else
+ libc_cv_gcc___thread=no
+fi
+rm -f conftest*
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_gcc___thread" >&5
$as_echo "$libc_cv_gcc___thread" >&6; }
- if test "$libc_cv_gcc___thread" = yes; then
- $as_echo "#define HAVE___THREAD 1" >>confdefs.h
-
- fi
-else
- libc_cv_gcc___thread=no
+if test "$libc_cv_gcc___thread" = no; then
+ as_fn_error $? "support for the __thread keyword is required" "$LINENO" 5
fi
-if test "$libc_cv_gcc___thread" = yes; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for tls_model attribute" >&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for tls_model attribute" >&5
$as_echo_n "checking for tls_model attribute... " >&6; }
if ${libc_cv_gcc_tls_model_attr+:} false; then :
$as_echo_n "(cached) " >&6
else
- cat > conftest.c <<\EOF
+ cat > conftest.c <<\EOF
extern __thread int a __attribute__((tls_model ("initial-exec")));
EOF
- if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -S -Werror conftest.c >&5'
+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -S -Werror conftest.c >&5'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then
- libc_cv_gcc_tls_model_attr=yes
- else
- libc_cv_gcc_tls_model_attr=no
- fi
- rm -f conftest*
+ libc_cv_gcc_tls_model_attr=yes
+else
+ libc_cv_gcc_tls_model_attr=no
+fi
+rm -f conftest*
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_gcc_tls_model_attr" >&5
$as_echo "$libc_cv_gcc_tls_model_attr" >&6; }
- if test "$libc_cv_gcc_tls_model_attr" = yes; then
- $as_echo "#define HAVE_TLS_MODEL_ATTRIBUTE 1" >>confdefs.h
+if test "$libc_cv_gcc_tls_model_attr" = no; then
+ as_fn_error $? "support for the tls_model attribute is required" "$LINENO" 5
+fi
- fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for compiler option to disable generation of FMA instructions" >&5
+$as_echo_n "checking for compiler option to disable generation of FMA instructions... " >&6; }
+if ${libc_cv_cc_nofma+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ libc_cv_cc_nofma=
+for opt in -ffp-contract=off -mno-fused-madd; do
+ if { ac_try='${CC-cc} $opt -xc /dev/null -S -o /dev/null'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }; then :
+ libc_cv_cc_nofma=$opt; break
+fi
+done
fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cc_nofma" >&5
+$as_echo "$libc_cv_cc_nofma" >&6; }
+
if test -n "$submachine"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for compiler option for CPU variant" >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
- test $ac_status = 0; }; }; then
+ test $ac_status = 0; }; }; then :
+
libc_cv_cc_submachine="$opt"
break
- fi
+fi
done
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cc_submachine" >&5
fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC accepts -fno-tree-loop-distribute-patterns with \
+__attribute__ ((__optimize__))" >&5
+$as_echo_n "checking if $CC accepts -fno-tree-loop-distribute-patterns with \
+__attribute__ ((__optimize__))... " >&6; }
+if ${libc_cv_cc_loop_to_function+:} false; then :
+ $as_echo_n "(cached) " >&6
+else
+ cat > conftest.c <<EOF
+void
+__attribute__ ((__optimize__ ("-fno-tree-loop-distribute-patterns")))
+foo (void) {}
+EOF
+libc_cv_cc_loop_to_function=no
+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -c conftest.c'
+ { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+ test $ac_status = 0; }; }
+then
+ libc_cv_cc_loop_to_function=yes
+fi
+rm -f conftest*
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cc_loop_to_function" >&5
+$as_echo "$libc_cv_cc_loop_to_function" >&6; }
+if test $libc_cv_cc_loop_to_function = yes; then
+ $as_echo "#define HAVE_CC_INHIBIT_LOOP_TO_LIBCALL 1" >>confdefs.h
+
+fi
+
+
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for libgd" >&5
$as_echo_n "checking for libgd... " >&6; }
if test "$with_gd" != "no"; then
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
-$as_echo_n "checking for grep that handles long lines and -e... " >&6; }
-if ${ac_cv_path_GREP+:} false; then :
+# The cast to long int works around a bug in the HP C Compiler
+# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
+# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
+# This bug is HP SR number 8606223364.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of long double" >&5
+$as_echo_n "checking size of long double... " >&6; }
+if ${ac_cv_sizeof_long_double+:} false; then :
$as_echo_n "(cached) " >&6
else
- if test -z "$GREP"; then
- ac_path_GREP_found=false
- # Loop through the user's path and test for each of PROGNAME-LIST
- as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
-do
- IFS=$as_save_IFS
- test -z "$as_dir" && as_dir=.
- for ac_prog in grep ggrep; do
- for ac_exec_ext in '' $ac_executable_extensions; do
- ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
- { test -f "$ac_path_GREP" && $as_test_x "$ac_path_GREP"; } || continue
-# Check for GNU ac_path_GREP and select it if it is found.
- # Check for GNU $ac_path_GREP
-case `"$ac_path_GREP" --version 2>&1` in
-*GNU*)
- ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
-*)
- ac_count=0
- $as_echo_n 0123456789 >"conftest.in"
- while :
- do
- cat "conftest.in" "conftest.in" >"conftest.tmp"
- mv "conftest.tmp" "conftest.in"
- cp "conftest.in" "conftest.nl"
- $as_echo 'GREP' >> "conftest.nl"
- "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
- diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
- as_fn_arith $ac_count + 1 && ac_count=$as_val
- if test $ac_count -gt ${ac_path_GREP_max-0}; then
- # Best one so far, save it but keep looking for a better one
- ac_cv_path_GREP="$ac_path_GREP"
- ac_path_GREP_max=$ac_count
- fi
- # 10*(2^10) chars as input seems more than enough
- test $ac_count -gt 10 && break
- done
- rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
-esac
+ if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (long double))" "ac_cv_sizeof_long_double" "$ac_includes_default"; then :
- $ac_path_GREP_found && break 3
- done
- done
- done
-IFS=$as_save_IFS
- if test -z "$ac_cv_path_GREP"; then
- as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
- fi
else
- ac_cv_path_GREP=$GREP
+ if test "$ac_cv_type_long_double" = yes; then
+ { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error 77 "cannot compute sizeof (long double)
+See \`config.log' for more details" "$LINENO" 5; }
+ else
+ ac_cv_sizeof_long_double=0
+ fi
fi
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
-$as_echo "$ac_cv_path_GREP" >&6; }
- GREP="$ac_cv_path_GREP"
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_long_double" >&5
+$as_echo "$ac_cv_sizeof_long_double" >&6; }
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
-$as_echo_n "checking for egrep... " >&6; }
-if ${ac_cv_path_EGREP+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
- then ac_cv_path_EGREP="$GREP -E"
- else
- if test -z "$EGREP"; then
- ac_path_EGREP_found=false
- # Loop through the user's path and test for each of PROGNAME-LIST
- as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
-do
- IFS=$as_save_IFS
- test -z "$as_dir" && as_dir=.
- for ac_prog in egrep; do
- for ac_exec_ext in '' $ac_executable_extensions; do
- ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
- { test -f "$ac_path_EGREP" && $as_test_x "$ac_path_EGREP"; } || continue
-# Check for GNU ac_path_EGREP and select it if it is found.
- # Check for GNU $ac_path_EGREP
-case `"$ac_path_EGREP" --version 2>&1` in
-*GNU*)
- ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
-*)
- ac_count=0
- $as_echo_n 0123456789 >"conftest.in"
- while :
- do
- cat "conftest.in" "conftest.in" >"conftest.tmp"
- mv "conftest.tmp" "conftest.in"
- cp "conftest.in" "conftest.nl"
- $as_echo 'EGREP' >> "conftest.nl"
- "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
- diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
- as_fn_arith $ac_count + 1 && ac_count=$as_val
- if test $ac_count -gt ${ac_path_EGREP_max-0}; then
- # Best one so far, save it but keep looking for a better one
- ac_cv_path_EGREP="$ac_path_EGREP"
- ac_path_EGREP_max=$ac_count
- fi
- # 10*(2^10) chars as input seems more than enough
- test $ac_count -gt 10 && break
- done
- rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
-esac
- $ac_path_EGREP_found && break 3
- done
- done
- done
-IFS=$as_save_IFS
- if test -z "$ac_cv_path_EGREP"; then
- as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
- fi
-else
- ac_cv_path_EGREP=$EGREP
-fi
+cat >>confdefs.h <<_ACEOF
+#define SIZEOF_LONG_DOUBLE $ac_cv_sizeof_long_double
+_ACEOF
- fi
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
-$as_echo "$ac_cv_path_EGREP" >&6; }
- EGREP="$ac_cv_path_EGREP"
+
+sizeof_long_double=$ac_cv_sizeof_long_double
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
-$as_echo_n "checking for ANSI C header files... " >&6; }
-if ${ac_cv_header_stdc+:} false; then :
+CPPUNDEFS=
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for _FORTIFY_SOURCE predefine" >&5
+$as_echo_n "checking for _FORTIFY_SOURCE predefine... " >&6; }
+if ${libc_cv_predef_fortify_source+:} false; then :
$as_echo_n "(cached) " >&6
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
-#include <stdlib.h>
-#include <stdarg.h>
-#include <string.h>
-#include <float.h>
int
main ()
{
+#ifdef _FORTIFY_SOURCE
+# error bogon
+#endif
;
return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
- ac_cv_header_stdc=yes
+ libc_cv_predef_fortify_source=no
else
- ac_cv_header_stdc=no
+ libc_cv_predef_fortify_source=yes
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-
-if test $ac_cv_header_stdc = yes; then
- # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-#include <string.h>
-
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
- $EGREP "memchr" >/dev/null 2>&1; then :
-
-else
- ac_cv_header_stdc=no
fi
-rm -f conftest*
-
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_predef_fortify_source" >&5
+$as_echo "$libc_cv_predef_fortify_source" >&6; }
+if test $libc_cv_predef_fortify_source = yes; then
+ CPPUNDEFS="${CPPUNDEFS:+$CPPUNDEFS }-U_FORTIFY_SOURCE"
fi
-if test $ac_cv_header_stdc = yes; then
- # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h. */
-#include <stdlib.h>
-
-_ACEOF
-if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
- $EGREP "free" >/dev/null 2>&1; then :
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC implicitly enables -fstack-protector" >&5
+$as_echo_n "checking whether $CC implicitly enables -fstack-protector... " >&6; }
+if ${libc_cv_predef_stack_protector+:} false; then :
+ $as_echo_n "(cached) " >&6
else
- ac_cv_header_stdc=no
-fi
-rm -f conftest*
-
-fi
-if test $ac_cv_header_stdc = yes; then
- # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
- if test "$cross_compiling" = yes; then :
- :
-else
- cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
-#include <ctype.h>
-#include <stdlib.h>
-#if ((' ' & 0x0FF) == 0x020)
-# define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
-# define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
-#else
-# define ISLOWER(c) \
- (('a' <= (c) && (c) <= 'i') \
- || ('j' <= (c) && (c) <= 'r') \
- || ('s' <= (c) && (c) <= 'z'))
-# define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
-#endif
-
-#define XOR(e, f) (((e) && !(f)) || (!(e) && (f)))
+extern void foobar (char *);
int
main ()
{
- int i;
- for (i = 0; i < 256; i++)
- if (XOR (islower (i), ISLOWER (i))
- || toupper (i) != TOUPPER (i))
- return 2;
+char large_array[2048]; foobar (large_array);
+ ;
return 0;
}
_ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
+if ac_fn_c_try_compile "$LINENO"; then :
+libc_undefs=`$NM -u conftest.o |
+ LC_ALL=C $AWK '$1 == "U" { print $2 | "sort -u"; next } { exit(1) }' \
+ 2>&5` || {
+ as_fn_error $? "confusing output from $NM -u" "$LINENO" 5
+}
+echo >&5 "libc_undefs='$libc_undefs'"
+# On some architectures, there are architecture-specific undefined
+# symbols (resolved by the linker), so filter out unknown symbols.
+# This will fail to produce the correct result if the compiler
+# defaults to -fstack-protector but this produces an undefined symbol
+# other than __stack_chk_fail. However, compilers like that have not
+# been encountered in practice.
+libc_undefs=`echo "$libc_undefs" | egrep '^(foobar|__stack_chk_fail)$'`
+case "$libc_undefs" in
+foobar) libc_cv_predef_stack_protector=no ;;
+'__stack_chk_fail
+foobar') libc_cv_predef_stack_protector=yes ;;
+*) as_fn_error $? "unexpected symbols in test: $libc_undefs" "$LINENO" 5 ;;
+esac
else
- ac_cv_header_stdc=no
-fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
- conftest.$ac_objext conftest.beam conftest.$ac_ext
-fi
-
-fi
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5
-$as_echo "$ac_cv_header_stdc" >&6; }
-if test $ac_cv_header_stdc = yes; then
-
-$as_echo "#define STDC_HEADERS 1" >>confdefs.h
-
-fi
-
-# On IRIX 5.3, sys/types and inttypes.h are conflicting.
-for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
- inttypes.h stdint.h unistd.h
-do :
- as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
-ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default
-"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
- cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
-_ACEOF
-
+ as_fn_error $? "test compilation failed" "$LINENO" 5
fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-done
-
-
-# The cast to long int works around a bug in the HP C Compiler
-# version HP92453-01 B.11.11.23709.GP, which incorrectly rejects
-# declarations like `int a3[[(sizeof (unsigned char)) >= 0]];'.
-# This bug is HP SR number 8606223364.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking size of long double" >&5
-$as_echo_n "checking size of long double... " >&6; }
-if ${ac_cv_sizeof_long_double+:} false; then :
- $as_echo_n "(cached) " >&6
-else
- if ac_fn_c_compute_int "$LINENO" "(long int) (sizeof (long double))" "ac_cv_sizeof_long_double" "$ac_includes_default"; then :
-
-else
- if test "$ac_cv_type_long_double" = yes; then
- { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error 77 "cannot compute sizeof (long double)
-See \`config.log' for more details" "$LINENO" 5; }
- else
- ac_cv_sizeof_long_double=0
- fi
fi
-
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_predef_stack_protector" >&5
+$as_echo "$libc_cv_predef_stack_protector" >&6; }
+libc_extra_cflags=
+if test $libc_cv_predef_stack_protector = yes; then
+ libc_extra_cflags=-fno-stack-protector
fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_sizeof_long_double" >&5
-$as_echo "$ac_cv_sizeof_long_double" >&6; }
-
-
-
-cat >>confdefs.h <<_ACEOF
-#define SIZEOF_LONG_DOUBLE $ac_cv_sizeof_long_double
-_ACEOF
-
-
-sizeof_long_double=$ac_cv_sizeof_long_double
### End of automated tests.
use_ldconfig=no
ldd_rewrite_script=no
libc_cv_sysconfdir=$sysconfdir
+libc_cv_localstatedir=$localstatedir
libc_cv_gcc_unwind_find_fde=no
libc_cv_idn=no
fi
-$as_echo "#define USE_IN_LIBIO 1" >>confdefs.h
+# A sysdeps configure fragment can reset this if IFUNC is not actually
+# usable even though the assembler knows how to generate the symbol type.
+if test x"$libc_cv_ld_gnu_indirect_function" = xyes; then
+ $as_echo "#define HAVE_IFUNC 1" >>confdefs.h
+
+fi
+
+# This is far from the AC_ARG_ENABLE that sets it so that a sysdeps
+# configure fragment can override the value to prevent this AC_DEFINE.
+
+if test "x$use_nscd" != xno; then
+ $as_echo "#define USE_NSCD 1" >>confdefs.h
+fi
+if test "x$build_nscd" = xdefault; then
+ build_nscd=$use_nscd
+fi
# Test for old glibc 2.0.x headers so that they can be removed properly
# Search only in includedir.
-
-
-
-
-
-
-
-
-if test $elf = yes; then
- $as_echo "#define HAVE_ELF 1" >>confdefs.h
+if test x$use_ldconfig = xyes; then
+ $as_echo "#define USE_LDCONFIG 1" >>confdefs.h
fi
-if test $xcoff = yes; then
- $as_echo "#define HAVE_XCOFF 1" >>confdefs.h
-fi
-if test $shared = default; then
- shared=$elf
-fi
+
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether -fPIC is default" >&5
$as_echo_n "checking whether -fPIC is default... " >&6; }
-
-
-
-if test "`(cd $srcdir; pwd)`" = "`pwd`"; then
- config_makefile=
-else
- config_makefile=Makefile
-fi
-
VERSION=`sed -n -e 's/^#define VERSION "\([^"]*\)"/\1/p' < $srcdir/version.h`
RELEASE=`sed -n -e 's/^#define RELEASE "\([^"]*\)"/\1/p' < $srcdir/version.h`
-ac_config_files="$ac_config_files config.make ${config_makefile}"
+ac_config_files="$ac_config_files config.make Makefile"
ac_config_commands="$ac_config_commands default"
Configuration commands:
$config_commands
-Report bugs to <glibc>.
-GNU C Library home page: <http://www.gnu.org/software/c-library/>.
+Report bugs to <http://sourceware.org/bugzilla/>.
+GNU C Library home page: <http://www.gnu.org/software/glibc/>.
General help using GNU software: <http://www.gnu.org/gethelp/>."
_ACEOF
ac_pwd='$ac_pwd'
srcdir='$srcdir'
INSTALL='$INSTALL'
-AWK='$AWK'
test -n "\$AWK" || AWK=awk
_ACEOF
case $ac_config_target in
"config.h") CONFIG_HEADERS="$CONFIG_HEADERS config.h" ;;
"config.make") CONFIG_FILES="$CONFIG_FILES config.make" ;;
- "${config_makefile}") CONFIG_FILES="$CONFIG_FILES ${config_makefile}" ;;
+ "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile" ;;
"default") CONFIG_COMMANDS="$CONFIG_COMMANDS default" ;;
*) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;