diff options
Diffstat (limited to 'configure.in')
| -rw-r--r-- | configure.in | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/configure.in b/configure.in index 082aa1ac42..bf60a50028 100644 --- a/configure.in +++ b/configure.in @@ -1315,14 +1315,29 @@ EOF rm -f conftest*]) AC_SUBST(libc_cv_Bgroup) + AC_CACHE_CHECK(for libgcc_s suffix, + libc_cv_libgcc_s_suffix, [dnl + cat > conftest.c <<EOF +int main (void) { return 0; } +EOF +changequote(,)dnl + libc_cv_libgcc_s_suffix=`${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS \ + -shared -shared-libgcc -o conftest.so \ + conftest.c -v 2>&1 >/dev/null \ + | sed -n 's/^.* -lgcc_s\([^ ]*\) .*$/\1/p'` +changequote([,])dnl + rm -f conftest*]) + AC_SUBST(libc_cv_libgcc_s_suffix) + AC_CACHE_CHECK(for --as-needed option, libc_cv_as_needed, [dnl cat > conftest.c <<EOF int main (void) { return 0; } EOF if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS - -shared -o conftest.so conftest.c -lgcc_s - -Wl,--as-needed -nostdlib 1>&AS_MESSAGE_LOG_FD]) + -shared -o conftest.so conftest.c + -lgcc_s$libc_cv_libgcc_s_suffix -Wl,--as-needed + -nostdlib 1>&AS_MESSAGE_LOG_FD]) then libc_cv_as_needed=yes else |