diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 35 |
1 files changed, 14 insertions, 21 deletions
diff --git a/configure.in b/configure.in index 6cbcf0e..8f0df5c 100644 --- a/configure.in +++ b/configure.in @@ -636,27 +636,6 @@ test -n "$aux_missing" && AC_MSG_WARN([ CCVERSION=`$CC -v 2>&1 | sed -n 's/gcc version //p'` AC_SUBST(CCVERSION) -case $CCVERSION in - 3.*) gcc3=yes;; -esac - -if test x"$gcc3" = xyes; then - echo "\ -*** This version of GNU libc cannot be compiled by GCC 3.x. -*** GCC 3.x will generate a library that is binary incompatible to -*** older and future releases of GNU libc. -*** You should compile this GNU libc release by an older GCC version -*** or wait for the next GNU libc release." - if test $enable_sanity = yes; then - echo "\ -*** If you really mean to use GCC 3.x, run configure again -*** using the extra parameter \`--disable-sanity-checks'." - exit 1 - else - echo "\ -*** This configuration is not supported by the GNU libc developers." - fi -fi # if using special system headers, find out the compiler's sekrit # header directory and add that to the list. NOTE: Only does the right # thing on a system that doesn't need fixincludes. (Not presently a problem.) @@ -713,6 +692,14 @@ AC_MSG_ERROR([ *** and run configure again.]) fi +AC_CACHE_CHECK(whether GCC supports -static-libgcc, libc_cv_gcc_static_libgcc, [dnl +if $CC -v -static-libgcc 2>&1 | grep -q 'unrecognized option.*static-libgcc'; then + libc_cv_gcc_static_libgcc= +else + libc_cv_gcc_static_libgcc=-static-libgcc +fi]) +AC_SUBST(libc_cv_gcc_static_libgcc) + AC_PATH_PROG(BASH, bash, no) if test "$BASH" != no && $BASH -c 'test "$BASH_VERSINFO" \ @@ -1459,6 +1446,7 @@ libc_link_sources= use_ldconfig=no ldd_rewrite_script=no libc_cv_sysconfdir=$sysconfdir +libc_cv_gcc_unwind_find_fde=no # Iterate over all the sysdep directories we will use, running their # configure fragments, and looking for a uname implementation. @@ -1484,6 +1472,11 @@ for dir in $sysnames; do ]dnl done +if test x$libc_cv_gcc_unwind_find_fde = xyes; then + AC_DEFINE(EXPORT_UNWIND_FIND_FDE) +fi +AC_SUBST(libc_cv_gcc_unwind_find_fde) + AC_LINK_FILES(`echo $libc_link_sources`, `echo $libc_link_dests`) # If we will use the generic uname implementation, we must figure out what |