static
ldd_rewrite_script
use_ldconfig
-libc_cv_sparc_as_vis3
-libc_cv_as_i686
-libc_cv_cc_nofma
-libc_cv_cc_fma4
-libc_cv_cc_novzeroupper
-libc_cv_cc_sse2avx
-libc_cv_cc_avx
-libc_cv_cc_sse4
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
have_libcap
have_libaudit
LIBGD
+libc_cv_cc_loop_to_function
libc_cv_cc_submachine
+libc_cv_cc_nofma
exceptions
gnu89_inline
libc_cv_ssp
ASFLAGS_config
libc_cv_Bgroup
libc_cv_cc_with_libunwind
-VERSIONING
BISON
INSTALL_INFO
PERL
MAKE
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
use_default_link
sysheaders
enable_sanity_checks
enable_shared
enable_profile
-enable_versioning
enable_oldest_abi
+enable_hardcoded_path_in_tests
enable_stackguard_randomization
+enable_lock_elision
enable_add_ons
enable_hidden_plt
enable_bind_now
enable_systemtap
enable_build_nscd
enable_nscd
+enable_pt_chown
with_cpu
'
ac_precious_vars='build_alias
in special situations) [default=yes]
--enable-shared build shared library [default=yes if GNU ld]
--enable-profile build profiled library [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-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]
} # 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.
# 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.$ac_ext
-/* end confdefs.h. */
-#include <ac_nonexistent.h>
-_ACEOF
-if ac_fn_c_try_cpp "$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 :
-
-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 $CPPFLAGS'
profile=no
fi
-# Check whether --enable-versioning was given.
-if test "${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=$enableval
fi
+# Check whether --enable-lock-elision was given.
+if test "${enable_lock_elision+set}" = set; then :
+ enableval=$enable_lock_elision; enable_lock_elision=$enableval
+else
+ enable_lock_elision=no
+fi
+
+if test "$enable_lock_elision" = yes ; then
+ $as_echo "#define ENABLE_LOCK_ELISION 1" >>confdefs.h
+
+fi
+
# Check whether --enable-add-ons was given.
if test "${enable_add_ons+set}" = set; then :
enableval=$enable_add_ons;
fi
+# Check whether --enable-pt_chown was given.
+if test "${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 $host_os
# type and particular chip. If an add-on configure fragment already set
# base_machine, we don't change it.
test -n "$base_machine" || case "$machine" in
-i[34567]86) base_machine=i386 machine=i386/$machine ;;
-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 ;;
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
.globl __start
__start:
.data
+#ifdef _LP64
+.quad foo
+#else
.long foo
+#endif
EOF
libc_cv_ld_gnu_indirect_function=no
if ${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
-nostartfiles -nostdlib \
- -o conftest conftest.s 1>&5 2>&5; then
+ -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 $READELF -r conftest | grep 'no relocations' >/dev/null || {
multi_arch=no
fi
fi
+multi_arch_d=
if test x"$multi_arch" != xno; then
multi_arch_d=/multiarch
fi
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$try"; then
ac_prog_version=`$CC -v 2>&1 | sed -n 's/^.*version \([egcygnustpi-]*[0-9.]*\).*$/\1/p'`
case $ac_prog_version in
'') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
- 4.[3-9].* | 4.[1-9][0-9].* | [5-9].* )
+ 4.[4-9].* | 4.[1-9][0-9].* | [5-9].* )
ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
*) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
ac_prog_version=`$AWK --version 2>&1 | sed -n 's/^.*GNU Awk[^0-9]*\([0-9][0-9.]*\).*$/\1/p'`
case $ac_prog_version in
'') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
- [3-9].*)
+ 3.1.[2-9]*|3.[2-9]*|[4-9]*)
ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
*) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
-isystem `echo $sysheaders | sed 's/:/ -isystem /g'`"
if test -n "$CXX"; then
CXX_SYSINCLUDES=
- cxxmachine=`$CXX -dumpmachine 2>&5` &&
- cxxheaders=`$CXX -v -S -x c++ /dev/null -o /dev/null 2>&1 \
- | sed -n -e '1,/#include/d' -e '/^ \//{p;q;}' | sed 's/ //'`
- test "x$cxxheaders" != x && test "x$i" != "x$cxxheaders" &&
- CXX_SYSINCLUDES="$CXX_SYSINCLUDES -isystem $cxxheaders \
--isystem $cxxheaders/$cxxmachine -isystem $cxxheaders/backward"
+ for cxxheaders in `$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
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_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;
-EOF
- if ${CC-cc} -c $ASFLAGS conftest.s 1>&5 2>&5; then
- if { ac_try='${CC-cc} $CFLAGS $LDFLAGS -shared
- -o conftest.so conftest.o
- -nostartfiles -nostdlib
- -Wl,--version-script,conftest.map
- 1>&5'
- { { eval echo "\"\$as_me\":${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
-else
- libc_cv_ld_version_script_option=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
-
-else
- VERSIONING=no
-fi
-
-
-if 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
{ $as_echo "$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 :
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
- cat > conftest.c <<EOF
+{ $as_echo "$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
+ then
+ libc_linker_feature=yes
+ fi
+ rm -f conftest*
+ fi
+fi
+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
-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}: result: $libc_linker_feature" >&5
+$as_echo "$libc_linker_feature" >&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
-else
- cat > conftest.c <<EOF
+{ $as_echo "$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
+ then
+ libc_linker_feature=yes
+ fi
+ rm -f conftest*
+ fi
+fi
+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
-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}: result: $libc_linker_feature" >&5
+$as_echo "$libc_linker_feature" >&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
-else
- cat > conftest.c <<EOF
+{ $as_echo "$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
+ then
+ libc_linker_feature=yes
+ fi
+ rm -f conftest*
+ fi
+fi
+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
-rm -f conftest*
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_z_initfirst" >&5
-$as_echo "$libc_cv_z_initfirst" >&6; }
+{ $as_echo "$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}
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
- cat > conftest.c <<EOF
+{ $as_echo "$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
+ then
+ libc_linker_feature=yes
+ fi
+ rm -f conftest*
+ fi
+fi
+if test $libc_linker_feature = yes; then
libc_cv_z_execstack=yes
else
libc_cv_z_execstack=no
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; }
+{ $as_echo "$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}: 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
$as_echo_n "checking for compiler option for CPU variant... " >&6; }
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
-
-
-
-
-
-
-
-
if test x$use_ldconfig = xyes; then
$as_echo "#define USE_LDCONFIG 1" >>confdefs.h
projects / platform / upstream / glibc.git / blobdiff