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-rwxr-xr-xconfigure756
1 files changed, 306 insertions, 450 deletions
diff --git a/configure b/configure
index f5a21e8..c480284 100755
--- a/configure
+++ b/configure
@@ -640,7 +640,6 @@ have_libaudit
LIBGD
libc_cv_cc_submachine
exceptions
-libc_cv_have_initfini
gnu89_inline
libc_cv_ssp
fno_unit_at_a_time
@@ -765,7 +764,6 @@ with_gd_include
with_gd_lib
with_fp
with_binutils
-with_elf
with_selinux
with_headers
with_default_link
@@ -773,7 +771,6 @@ enable_sanity_checks
enable_check_abi
enable_shared
enable_profile
-enable_bounded
enable_versioning
enable_oldest_abi
enable_stackguard_randomization
@@ -1420,9 +1417,8 @@ Optional Features:
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-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]
@@ -1453,7 +1449,6 @@ Optional Packages:
--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-headers=PATH location of system headers to use (for example
/usr/src/linux/include) [default=compiler default]
@@ -3525,14 +3520,6 @@ else
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
@@ -3582,7 +3569,7 @@ static=yes
if test "${enable_shared+set}" = set; then :
enableval=$enable_shared; shared=$enableval
else
- shared=default
+ shared=yes
fi
# Check whether --enable-profile was given.
@@ -3592,13 +3579,6 @@ else
profile=no
fi
-# Check whether --enable-bounded was given.
-if test "${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=$enableval
@@ -4011,7 +3991,6 @@ fi
# base_machine, we don't change it.
test -n "$base_machine" || case "$machine" in
i[34567]86) base_machine=i386 machine=i386/$machine ;;
-ia64) base_machine=ia64 machine=ia64 ;;
powerpc) base_machine=powerpc machine=powerpc/powerpc32 ;;
powerpc64) base_machine=powerpc machine=powerpc/powerpc64 ;;
s390) base_machine=s390 machine=s390/s390-32 ;;
@@ -4316,22 +4295,20 @@ fi
# We have now validated the configuration.
-# If using ELF, look for an `elf' subdirectory of each machine directory.
+# 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
+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
- sysnames="`echo $elf_dirs | sed -e 's,//,/,g'` $sysnames"
-fi
+done
+sysnames="`echo $elf_dirs | sed -e 's,//,/,g'` $sysnames"
# Expand the list of system names into a full list of directories
@@ -4414,10 +4391,7 @@ $as_echo "$as_me: WARNING: $name/Implies specifies nonexistent $x" >&2;}
done
# Add the default directories.
-default_sysnames=sysdeps/generic
-if test "$elf" = yes; then
- default_sysnames="sysdeps/generic/elf $default_sysnames"
-fi
+default_sysnames="sysdeps/generic/elf sysdeps/generic"
sysnames="$names $default_sysnames"
# The other names were emitted during the scan.
@@ -5887,97 +5861,96 @@ else
fi
-if test $elf = yes && test $shared != no && test $VERSIONING = no; then
+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
-if test $elf = yes; then
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for .previous assembler directive" >&5
+{ $as_echo "$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 :
$as_echo_n "(cached) " >&6
else
- cat > conftest.s <<EOF
+ cat > conftest.s <<EOF
.section foo_section
.previous
EOF
- if { ac_try='${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_previous_directive=yes
- else
- libc_cv_asm_previous_directive=no
- fi
- rm -f conftest*
+ libc_cv_asm_previous_directive=yes
+else
+ libc_cv_asm_previous_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
+if test $libc_cv_asm_previous_directive = yes; then
+ $as_echo "#define HAVE_ASM_PREVIOUS_DIRECTIVE 1" >>confdefs.h
- else
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for .popsection assembler directive" >&5
+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 :
$as_echo_n "(cached) " >&6
else
- cat > conftest.s <<EOF
+ cat > conftest.s <<EOF
.pushsection foo_section
.popsection
EOF
- if { ac_try='${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_popsection_directive=yes
- else
- libc_cv_asm_popsection_directive=no
- fi
- rm -f conftest*
+ 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
+ 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
@@ -6004,13 +5977,13 @@ EOF
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
@@ -6036,47 +6009,47 @@ EOF
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
@@ -6092,54 +6065,54 @@ else
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
+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
+ libc_cv_ctors_header=yes
+ cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
int
@@ -6181,72 +6154,72 @@ rm -f core conftest.err conftest.$ac_objext \
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 -q " -lunwind "; 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
+{ $as_echo "$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 :
$as_echo_n "(cached) " >&6
else
- cat > conftest.c <<EOF
+ cat > conftest.c <<EOF
int _start (void) { return 42; }
EOF
- if { ac_try='${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 $LDFLAGS
+ -fPIC -shared -o conftest.so conftest.c
+ -nostartfiles -nostdlib
+ -Wl,--enable-new-dtags,-z,nodelete 1>&5'
{ { eval echo "\"\$as_me\":${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
- fi
- rm -f conftest*
+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}: checking for -z nodlopen option" >&5
+{ $as_echo "$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 :
$as_echo_n "(cached) " >&6
else
- cat > conftest.c <<EOF
+ cat > conftest.c <<EOF
int _start (void) { return 42; }
EOF
- if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
-fPIC -shared -o conftest.so conftest.c
-nostartfiles -nostdlib
-Wl,--enable-new-dtags,-z,nodlopen 1>&5'
@@ -6255,25 +6228,25 @@ EOF
ac_status=$?
$as_echo "$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
- fi
- rm -f conftest*
+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}: checking for -z initfirst option" >&5
+{ $as_echo "$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 :
$as_echo_n "(cached) " >&6
else
- cat > conftest.c <<EOF
+ cat > conftest.c <<EOF
int _start (void) { return 42; }
EOF
- if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
-fPIC -shared -o conftest.so conftest.c
-nostartfiles -nostdlib
-Wl,--enable-new-dtags,-z,initfirst 1>&5'
@@ -6282,45 +6255,45 @@ EOF
ac_status=$?
$as_echo "$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
- fi
- rm -f conftest*
+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; }
- # 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
+ ;;
+ ia64*)
+ libc_commonpagesize=0x4000
+ ;;
+ alpha*)
+ libc_commonpagesize=0x10000
+ 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; }
@@ -6335,7 +6308,7 @@ const void *const relro[] = { &_start, &_exit, 0 };
int data[0x10000] = { 1, };
_ACEOF
- cat > conftest.awk <<\EOF
+ cat > conftest.awk <<\EOF
BEGIN {
result = "no"
commonpagesize = strtonum(commonpagesize)
@@ -6351,7 +6324,7 @@ $1 == "GNU_RELRO" {
}
END { print result }
EOF
- { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+ { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
-fPIC -shared -o conftest.so conftest.c
-nostartfiles -nostdlib
-Wl,-z,relro 1>&5'
@@ -6360,13 +6333,13 @@ EOF
ac_status=$?
$as_echo "$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
'
@@ -6375,76 +6348,76 @@ EOF
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*
+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
+{ $as_echo "$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 :
$as_echo_n "(cached) " >&6
else
- cat > conftest.c <<EOF
+ cat > conftest.c <<EOF
int main (void) { return 0; }
EOF
- libc_cv_libgcc_s_suffix=`${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \
+libc_cv_libgcc_s_suffix=`${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*
+rm -f conftest*
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
+{ $as_echo "$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 :
$as_echo_n "(cached) " >&6
else
- cat > conftest.c <<EOF
+ cat > conftest.c <<EOF
int main (void) { return 0; }
EOF
- if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS
+if { ac_try='${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'
@@ -6453,66 +6426,66 @@ EOF
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*
+then
+ libc_cv_as_needed=yes
+else
+ libc_cv_as_needed=no
+fi
+rm -f conftest*
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_as_needed" >&5
$as_echo "$libc_cv_as_needed" >&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} $ASFLAGS -Wa,--noexecstack
- -c -o conftest.o conftest.s 1>&5'
+ && grep -q .note.GNU-stack conftest.s \
+ && { ac_try='${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 $LDFLAGS
-fPIC -shared -o conftest.so conftest.c
-nostdlib -nostartfiles
-Wl,-z,combreloc 1>&5'
@@ -6521,119 +6494,119 @@ EOF
ac_status=$?
$as_echo "$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
+{ $as_echo "$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 :
$as_echo_n "(cached) " >&6
else
- cat > conftest.c <<EOF
+ cat > conftest.c <<EOF
int _start (void) { return 42; }
EOF
- if { ac_try='${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 $LDFLAGS
+ -fPIC -shared -o conftest.so conftest.c
+ -Wl,-z,execstack -nostdlib
+ 1>&5'
{ { eval echo "\"\$as_me\":${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_z_execstack=yes
- else
- libc_cv_z_execstack=no
- fi
- rm -f conftest*
+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}: 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 :
$as_echo_n "(cached) " >&6
else
- cat > conftest.c <<EOF
+ cat > conftest.c <<EOF
int foo;
main () { return 0;}
EOF
- if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fpie
- -o conftest conftest.c 1>&5'
+if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -pie -fpie
+ -o conftest conftest.c 1>&5'
{ { eval echo "\"\$as_me\":${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_fpie=yes
- else
- libc_cv_fpie=no
- fi
- rm -f conftest*
+then
+ libc_cv_fpie=yes
+else
+ libc_cv_fpie=no
+fi
+rm -f conftest*
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
@@ -6645,7 +6618,7 @@ else
.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 $ac_try) 2>&5
ac_status=$?
@@ -6658,33 +6631,32 @@ EOF
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
@@ -6799,145 +6771,32 @@ else
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
+{ $as_echo "$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;
+ 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
+ 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=unknown
+ libc_cv_have_section_quotes=no
fi
- rm -f conftest.{c,s}
+ 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
-fi
-if test $libc_cv_asm_underscores = no; then
- $as_echo "#define NO_UNDERSCORES 1" >>confdefs.h
-
-fi
+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
@@ -7902,9 +7761,6 @@ 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; }
generated by cgit v1.1 at 2024-12-26 14:55:49 +0000