mirror of
https://sourceware.org/git/glibc.git
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Update.
* configure.in: Add test for .protected. * config.make.in: Add have-protected variable.
This commit is contained in:
Ulrich Drepper
parent
eec8ef5a73
commit
2d499f55d7
@ -1,5 +1,7 @@
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2000-05-23 Ulrich Drepper <drepper@redhat.com>
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* configure.in: Add test for .protected.
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* config.make.in: Add have-protected variable.
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* elf/Makefile (tests): Add $(tests-vis-$(have-protected)).
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(tests-vis-yes): Add vismain.
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(modules-names): Add $(modules-vis-$(have-protected)).
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@ -35,6 +35,7 @@ defines = @DEFINES@
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sysincludes = @SYSINCLUDES@
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elf = @elf@
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have-protected = @libc_cv_asm_protected_directive@
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have-initfini = @libc_cv_have_initfini@
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need-nopic-initfini = @nopic_initfini@
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with-cvs = @with_cvs@
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106
configure
vendored
106
configure
vendored
@ -2126,7 +2126,7 @@ else
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fi
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for ac_prog in mawk gawk nawk awk
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for ac_prog in gawk mawk nawk awk
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do
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# Extract the first word of "$ac_prog", so it can be a program name with args.
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set dummy $ac_prog; ac_word=$2
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@ -2571,16 +2571,37 @@ EOF
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fi
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fi
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echo $ac_n "checking for .protected and .hidden assembler directive""... $ac_c" 1>&6
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echo "configure:2576: checking for .protected and .hidden assembler directive" >&5
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if eval "test \"`echo '$''{'libc_cv_asm_protected_directive'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.s <<EOF
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.protected foo
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foo:
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.hidden bar
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bar:
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EOF
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if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'; { (eval echo configure:2586: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
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libc_cv_asm_protected_directive=yes
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else
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libc_cv_asm_protected_directive=no
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fi
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rm -f conftest*
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fi
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echo "$ac_t""$libc_cv_asm_protected_directive" 1>&6
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fi
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if test $elf != yes; then
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echo $ac_n "checking for .init and .fini sections""... $ac_c" 1>&6
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echo "configure:2579: checking for .init and .fini sections" >&5
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echo "configure:2600: checking for .init and .fini sections" >&5
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if eval "test \"`echo '$''{'libc_cv_have_initfini'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 2584 "configure"
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#line 2605 "configure"
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#include "confdefs.h"
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int main() {
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@ -2589,7 +2610,7 @@ asm (".section .init");
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asm ("${libc_cv_dot_text}");
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; return 0; }
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EOF
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if { (eval echo configure:2593: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
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if { (eval echo configure:2614: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
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rm -rf conftest*
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libc_cv_have_initfini=yes
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else
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@ -2617,19 +2638,19 @@ if test $elf = yes; then
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else
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if test $ac_cv_prog_cc_works = yes; then
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echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
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echo "configure:2621: checking for _ prefix on C symbol names" >&5
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echo "configure:2642: checking for _ prefix on C symbol names" >&5
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if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 2626 "configure"
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#line 2647 "configure"
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#include "confdefs.h"
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asm ("_glibc_foobar:");
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int main() {
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glibc_foobar ();
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; return 0; }
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EOF
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if { (eval echo configure:2633: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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if { (eval echo configure:2654: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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rm -rf conftest*
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libc_cv_asm_underscores=yes
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else
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@ -2644,17 +2665,17 @@ fi
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echo "$ac_t""$libc_cv_asm_underscores" 1>&6
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else
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echo $ac_n "checking for _ prefix on C symbol names""... $ac_c" 1>&6
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echo "configure:2648: checking for _ prefix on C symbol names" >&5
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echo "configure:2669: checking for _ prefix on C symbol names" >&5
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if eval "test \"`echo '$''{'libc_cv_asm_underscores'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 2653 "configure"
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#line 2674 "configure"
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#include "confdefs.h"
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void underscore_test(void) {
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return; }
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EOF
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if { (eval echo configure:2658: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
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if { (eval echo configure:2679: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
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if grep _underscore_test conftest* >/dev/null; then
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rm -f conftest*
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libc_cv_asm_underscores=yes
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@ -2686,7 +2707,7 @@ if test $elf = yes; then
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fi
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echo $ac_n "checking for assembler .weak directive""... $ac_c" 1>&6
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echo "configure:2690: checking for assembler .weak directive" >&5
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echo "configure:2711: checking for assembler .weak directive" >&5
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if eval "test \"`echo '$''{'libc_cv_asm_weak_directive'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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@ -2709,7 +2730,7 @@ echo "$ac_t""$libc_cv_asm_weak_directive" 1>&6
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if test $libc_cv_asm_weak_directive = no; then
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echo $ac_n "checking for assembler .weakext directive""... $ac_c" 1>&6
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echo "configure:2713: checking for assembler .weakext directive" >&5
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echo "configure:2734: checking for assembler .weakext directive" >&5
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if eval "test \"`echo '$''{'libc_cv_asm_weakext_directive'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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@ -2747,7 +2768,7 @@ EOF
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fi
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echo $ac_n "checking for ld --no-whole-archive""... $ac_c" 1>&6
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echo "configure:2751: checking for ld --no-whole-archive" >&5
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echo "configure:2772: checking for ld --no-whole-archive" >&5
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if eval "test \"`echo '$''{'libc_cv_ld_no_whole_archive'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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@ -2758,7 +2779,7 @@ __throw () {}
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EOF
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if { ac_try='${CC-cc} $CFLAGS
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-nostdlib -nostartfiles -Wl,--no-whole-archive
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-o conftest conftest.c 1>&5'; { (eval echo configure:2762: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
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-o conftest conftest.c 1>&5'; { (eval echo configure:2783: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
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libc_cv_ld_no_whole_archive=yes
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else
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libc_cv_ld_no_whole_archive=no
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@ -2772,7 +2793,7 @@ if test $libc_cv_ld_no_whole_archive = yes; then
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fi
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echo $ac_n "checking for gcc -fexceptions""... $ac_c" 1>&6
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echo "configure:2776: checking for gcc -fexceptions" >&5
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echo "configure:2797: checking for gcc -fexceptions" >&5
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if eval "test \"`echo '$''{'libc_cv_gcc_exceptions'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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@ -2783,7 +2804,7 @@ __throw () {}
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EOF
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if { ac_try='${CC-cc} $CFLAGS
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-nostdlib -nostartfiles -fexceptions
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-o conftest conftest.c 1>&5'; { (eval echo configure:2787: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
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-o conftest conftest.c 1>&5'; { (eval echo configure:2808: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
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libc_cv_gcc_exceptions=yes
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else
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libc_cv_gcc_exceptions=no
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@ -2798,14 +2819,14 @@ fi
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if test "$base_machine" = alpha ; then
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echo $ac_n "checking for function ..ng prefix""... $ac_c" 1>&6
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echo "configure:2802: checking for function ..ng prefix" >&5
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echo "configure:2823: checking for function ..ng prefix" >&5
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if eval "test \"`echo '$''{'libc_cv_gcc_alpha_ng_prefix'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.c <<\EOF
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foo () { }
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EOF
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if { ac_try='${CC-cc} -S conftest.c -o - | fgrep "\$foo..ng" > /dev/null'; { (eval echo configure:2809: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
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if { ac_try='${CC-cc} -S conftest.c -o - | fgrep "\$foo..ng" > /dev/null'; { (eval echo configure:2830: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; };
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then
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libc_cv_gcc_alpha_ng_prefix=yes
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else
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@ -2832,19 +2853,19 @@ if test "$host_cpu" = powerpc ; then
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# Check for a bug present in at least versions 2.8.x of GCC
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# and versions 1.0.x of EGCS.
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echo $ac_n "checking whether clobbering cr0 causes problems""... $ac_c" 1>&6
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echo "configure:2836: checking whether clobbering cr0 causes problems" >&5
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echo "configure:2857: checking whether clobbering cr0 causes problems" >&5
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if eval "test \"`echo '$''{'libc_cv_c_asmcr0_bug'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.$ac_ext <<EOF
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#line 2841 "configure"
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#line 2862 "configure"
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#include "confdefs.h"
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int tester(int x) { asm ("" : : : "cc"); return x & 123; }
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int main() {
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; return 0; }
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EOF
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if { (eval echo configure:2848: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
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if { (eval echo configure:2869: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
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rm -rf conftest*
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libc_cv_c_asmcr0_bug='no'
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else
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@ -2866,12 +2887,12 @@ fi
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fi
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echo $ac_n "checking for DWARF2 unwind info support""... $ac_c" 1>&6
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echo "configure:2870: checking for DWARF2 unwind info support" >&5
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echo "configure:2891: checking for DWARF2 unwind info support" >&5
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if eval "test \"`echo '$''{'libc_cv_gcc_dwarf2_unwind_info'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.c <<EOF
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#line 2875 "configure"
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#line 2896 "configure"
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static char __EH_FRAME_BEGIN__;
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_start ()
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{
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@ -2898,7 +2919,7 @@ __bzero () {}
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EOF
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if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame_info
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-nostdlib -nostartfiles
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-o conftest conftest.c -lgcc >&5'; { (eval echo configure:2902: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
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-o conftest conftest.c -lgcc >&5'; { (eval echo configure:2923: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
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libc_cv_gcc_dwarf2_unwind_info=static
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else
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libc_cv_gcc_dwarf2_unwind_info=no
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@ -2906,7 +2927,7 @@ fi
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if test $libc_cv_gcc_dwarf2_unwind_info = no; then
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if { ac_try='${CC-cc} $CFLAGS -DCHECK__register_frame
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-nostdlib -nostartfiles
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-o conftest conftest.c -lgcc >&5'; { (eval echo configure:2910: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
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-o conftest conftest.c -lgcc >&5'; { (eval echo configure:2931: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
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libc_cv_gcc_dwarf2_unwind_info=yes
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else
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libc_cv_gcc_dwarf2_unwind_info=no
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@ -2936,12 +2957,12 @@ EOF
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esac
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echo $ac_n "checking for __builtin_expect""... $ac_c" 1>&6
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echo "configure:2940: checking for __builtin_expect" >&5
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echo "configure:2961: checking for __builtin_expect" >&5
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if eval "test \"`echo '$''{'libc_cv_gcc_builtin_expect'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.c <<EOF
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#line 2945 "configure"
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#line 2966 "configure"
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int foo (int a)
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{
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a = __builtin_expect (a, 10);
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@ -2949,7 +2970,7 @@ int foo (int a)
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}
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EOF
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if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles
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-o conftest conftest.c -lgcc >&5'; { (eval echo configure:2953: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
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-o conftest conftest.c -lgcc >&5'; { (eval echo configure:2974: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
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libc_cv_gcc_builtin_expect=yes
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else
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libc_cv_gcc_builtin_expect=no
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@ -2966,12 +2987,12 @@ EOF
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fi
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echo $ac_n "checking for local label subtraction""... $ac_c" 1>&6
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echo "configure:2970: checking for local label subtraction" >&5
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echo "configure:2991: checking for local label subtraction" >&5
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if eval "test \"`echo '$''{'libc_cv_gcc_subtract_local_labels'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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cat > conftest.c <<EOF
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#line 2975 "configure"
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#line 2996 "configure"
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int foo (int a)
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{
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static const int ar[] = { &&l1 - &&l1, &&l2 - &&l1 };
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@ -2984,7 +3005,7 @@ int foo (int a)
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}
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EOF
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if { ac_try='${CC-cc} $CFLAGS -nostdlib -nostartfiles
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-o conftest conftest.c -lgcc >&5'; { (eval echo configure:2988: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
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-o conftest conftest.c -lgcc >&5'; { (eval echo configure:3009: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then
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libc_cv_gcc_subtract_local_labels=yes
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else
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libc_cv_gcc_subtract_local_labels=no
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@ -3001,7 +3022,7 @@ EOF
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fi
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echo $ac_n "checking for libgd""... $ac_c" 1>&6
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echo "configure:3005: checking for libgd" >&5
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echo "configure:3026: checking for libgd" >&5
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old_CFLAGS="$CFLAGS"
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CFLAGS="$CFLAGS $libgd_include"
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old_LDFLAGS="$LDFLAGS"
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@ -3009,14 +3030,14 @@ LDFLAGS="$LDFLAGS $libgd_ldflags"
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old_LIBS="$LIBS"
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LIBS="$LIBS -lgd -lpng -lz"
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cat > conftest.$ac_ext <<EOF
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#line 3013 "configure"
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#line 3034 "configure"
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#include "confdefs.h"
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#include <gd.h>
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int main() {
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gdImagePng (0, 0)
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; return 0; }
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EOF
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if { (eval echo configure:3020: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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if { (eval echo configure:3041: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
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rm -rf conftest*
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LIBGD=yes
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else
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@ -3033,7 +3054,7 @@ echo "$ac_t""$LIBGD" 1>&6
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echo $ac_n "checking size of long double""... $ac_c" 1>&6
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echo "configure:3037: checking size of long double" >&5
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echo "configure:3058: checking size of long double" >&5
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if eval "test \"`echo '$''{'ac_cv_sizeof_long_double'+set}'`\" = set"; then
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echo $ac_n "(cached) $ac_c" 1>&6
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else
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@ -3041,7 +3062,7 @@ else
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ac_cv_sizeof_long_double=0
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else
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cat > conftest.$ac_ext <<EOF
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#line 3045 "configure"
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#line 3066 "configure"
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#include "confdefs.h"
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#include <stdio.h>
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main()
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@ -3052,7 +3073,7 @@ main()
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exit(0);
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}
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EOF
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if { (eval echo configure:3056: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
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if { (eval echo configure:3077: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
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then
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ac_cv_sizeof_long_double=`cat conftestval`
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else
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@ -3120,7 +3141,7 @@ if test "$uname" = "sysdeps/generic"; then
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fi
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echo $ac_n "checking OS release for uname""... $ac_c" 1>&6
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echo "configure:3124: checking OS release for uname" >&5
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echo "configure:3145: checking OS release for uname" >&5
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if eval "test \"`echo '$''{'libc_cv_uname_release'+set}'`\" = set"; then
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||||
echo $ac_n "(cached) $ac_c" 1>&6
|
||||
else
|
||||
@ -3142,7 +3163,7 @@ echo "$ac_t""$libc_cv_uname_release" 1>&6
|
||||
uname_release="$libc_cv_uname_release"
|
||||
|
||||
echo $ac_n "checking OS version for uname""... $ac_c" 1>&6
|
||||
echo "configure:3146: checking OS version for uname" >&5
|
||||
echo "configure:3167: checking OS version for uname" >&5
|
||||
if eval "test \"`echo '$''{'libc_cv_uname_version'+set}'`\" = set"; then
|
||||
echo $ac_n "(cached) $ac_c" 1>&6
|
||||
else
|
||||
@ -3164,7 +3185,7 @@ else
|
||||
fi
|
||||
|
||||
echo $ac_n "checking stdio selection""... $ac_c" 1>&6
|
||||
echo "configure:3168: checking stdio selection" >&5
|
||||
echo "configure:3189: checking stdio selection" >&5
|
||||
|
||||
case $stdio in
|
||||
libio) cat >> confdefs.h <<\EOF
|
||||
@ -3178,7 +3199,7 @@ echo "$ac_t""$stdio" 1>&6
|
||||
# Test for old glibc 2.0.x headers so that they can be removed properly
|
||||
# Search only in includedir.
|
||||
echo $ac_n "checking for old glibc 2.0.x headers""... $ac_c" 1>&6
|
||||
echo "configure:3182: checking for old glibc 2.0.x headers" >&5
|
||||
echo "configure:3203: checking for old glibc 2.0.x headers" >&5
|
||||
if eval test -f "${includedir}/elfclass.h" -a -f "${includedir}/fcntlbits.h"
|
||||
then
|
||||
old_glibc_headers=yes
|
||||
@ -3233,7 +3254,7 @@ if test $shared = default; then
|
||||
fi
|
||||
|
||||
echo $ac_n "checking whether -fPIC is default""... $ac_c" 1>&6
|
||||
echo "configure:3237: checking whether -fPIC is default" >&5
|
||||
echo "configure:3258: checking whether -fPIC is default" >&5
|
||||
if eval "test \"`echo '$''{'pic_default'+set}'`\" = set"; then
|
||||
echo $ac_n "(cached) $ac_c" 1>&6
|
||||
else
|
||||
@ -3456,6 +3477,7 @@ s%@PERL@%$PERL%g
|
||||
s%@INSTALL_INFO@%$INSTALL_INFO%g
|
||||
s%@OLD_DEBIAN_INSTALL_INFO@%$OLD_DEBIAN_INSTALL_INFO%g
|
||||
s%@VERSIONING@%$VERSIONING%g
|
||||
s%@libc_cv_asm_protected_directive@%$libc_cv_asm_protected_directive%g
|
||||
s%@libc_cv_have_initfini@%$libc_cv_have_initfini%g
|
||||
s%@no_whole_archive@%$no_whole_archive%g
|
||||
s%@exceptions@%$exceptions%g
|
||||
|
||||
15
configure.in
15
configure.in
@ -873,6 +873,21 @@ EOF
|
||||
AC_DEFINE(HAVE_ASM_POPSECTION_DIRECTIVE)
|
||||
fi
|
||||
fi
|
||||
AC_CACHE_CHECK(for .protected and .hidden assembler directive,
|
||||
libc_cv_asm_protected_directive, [dnl
|
||||
cat > conftest.s <<EOF
|
||||
.protected foo
|
||||
foo:
|
||||
.hidden bar
|
||||
bar:
|
||||
EOF
|
||||
if AC_TRY_COMMAND(${CC-cc} -c $CFLAGS conftest.s 1>&AC_FD_CC); then
|
||||
libc_cv_asm_protected_directive=yes
|
||||
else
|
||||
libc_cv_asm_protected_directive=no
|
||||
fi
|
||||
rm -f conftest*])
|
||||
AC_SUBST(libc_cv_asm_protected_directive)
|
||||
fi
|
||||
|
||||
if test $elf != yes; then
|
||||
|
||||
Loading…
Reference in New Issue
Block a user