diff options
Diffstat (limited to 'configure')
| -rwxr-xr-x | configure | 756 |
1 files changed, 306 insertions, 450 deletions
diff --git a/configure b/configure index f5a21e879a..c4802840c9 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; } |