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author | Roland McGrath <roland@gnu.org> | 2002-10-15 22:50:43 +0000 |
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committer | Roland McGrath <roland@gnu.org> | 2002-10-15 22:50:43 +0000 |
commit | 9b21e6bcf8986e076ca8aa4862bb76b76605e591 (patch) | |
tree | 9654d1175dfcc8eb8d7cfd9dc8958b207d988e4f /configure | |
parent | 146a03db8950595fe7ce64e4c9c397746d92d4b9 (diff) | |
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2002-10-16 Jakub Jelinek <jakub@redhat.com>
* include/libc-symbols.h (attribute_tls_model_ie): Define.
* include/errno.h (errno): Define to __libc_errno in libc.so.
Add attribute_tls_model_ie.
* include/netdb.h (h_errno): Define to __libc_h_errno in libc.so.
Add attribute_tls_model_ie.
* include/resolv.h (_res): Define to __libc_res in libc.so. Add
attribute_tls_model_ie.
* inet/herrno.c (__libc_h_errno): Add hidden alias to h_errno.
(h_errno): Define.
* resolv/res_libc.c (__libc_res): Add hidden alias to _res.
(_res): Define.
* sysdeps/generic/bits/libc-tsd.h (__libc_tsd_define): Add
attribute_tls_model_ie.
* sysdeps/generic/errno-loc.c (errno): Only undefine if not using
__thread.
* sysdeps/generic/errno.c (__libc_errno): Add hidden alias to errno.
* sysdeps/unix/sysv/linux/i386/sysdep.h (SYSCALL_ERROR_HANDLER): Use
__libc_errno in USE___THREAD case.
* sysdeps/unix/sysv/linux/x86_64/sysdep.h (SYSCALL_ERROR_HANDLER):
Likewise.
* configure.in (HAVE_TLS_MODEL_ATTRIBUTE): Check for
__attribute__((tls_model (""))).
* configure: Rebuilt.
* config.h.in (HAVE_TLS_MODEL_ATTRIBUTE): Add.
Diffstat (limited to 'configure')
-rwxr-xr-x | configure | 25 |
1 files changed, 25 insertions, 0 deletions
@@ -3772,6 +3772,31 @@ EOF fi +if test "$libc_cv_gcc___thread" = yes; then + echo $ac_n "checking for tls_model attribute""... $ac_c" 1>&6 +echo "configure:3778: checking for tls_model attribute" >&5 +if eval "test \"`echo '$''{'libc_cv_gcc_tls_model_attr'+set}'`\" = set"; then + echo $ac_n "(cached) $ac_c" 1>&6 +else + cat > conftest.c <<\EOF +extern __thread int a __attribute__((tls_model ("initial-exec"))); +EOF + if { ac_try='${CC-cc} $CFLAGS -S -Werror conftest.c >&5'; { (eval echo configure:3785: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }; }; then + libc_cv_gcc_tls_model_attr=yes + else + libc_cv_gcc_tls_model_attr=no + fi + rm -f conftest* +fi + +echo "$ac_t""$libc_cv_gcc_tls_model_attr" 1>&6 + if test "$libc_cv_gcc_tls_model_attr" = yes; then + cat >> confdefs.h <<\EOF +#define HAVE_TLS_MODEL_ATTRIBUTE 1 +EOF + + fi +fi echo $ac_n "checking for libgd""... $ac_c" 1>&6 echo "configure:3778: checking for libgd" >&5 |