| GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. |
| |
| dnl We need this setting because of the need for PLT calls in ld.so. |
| dnl See Roland's comment in |
| dnl https://sourceware.org/bugzilla/show_bug.cgi?id=15605 |
| AC_DEFINE([NO_RTLD_HIDDEN]) |
| |
| if test -n "$sysheaders"; then |
| OLD_CPPFLAGS=$CPPFLAGS |
| CPPFLAGS="$CPPFLAGS $SYSINCLUDES" |
| fi |
| |
| AC_CACHE_CHECK(Hurd header version, libc_cv_hurd_version, [dnl |
| AC_TRY_COMPILE(dnl |
| [#include <hurd/version.h>], [ |
| #define NEED_VERSION 20020609 |
| #if HURD_INTERFACE_VERSION < NEED_VERSION |
| # error Hurd version too old: HURD_INTERFACE_VERSION < NEED_VERSION |
| #endif], |
| libc_cv_hurd_version=ok, |
| libc_cv_hurd_version=bad)]) |
| if test "x$libc_cv_hurd_version" != xok; then |
| AC_MSG_ERROR(Hurd headers not installed or too old) |
| fi |
| |
| if test -n "$sysheaders"; then |
| CPPFLAGS=$OLD_CPPFLAGS |
| fi |
| |
| dnl ifunc does not work yet for static binaries |
| dnl http://www.gnu.org/software/hurd/open_issues/ifunc.html |
| libc_cv_ld_gnu_indirect_function=no |
