+1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
+
+ * malloc/malloc.h: Properly handle future GCC versions.
+
+1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
+
+ * sysdeps/unix/sysv/linux/configure.in: Change version checks to
+ use AC_EGREP_CPP. Change sed pattern to not use alternation. Fix
+ text of error message.
+
+ * aclocal.m4 (GLIBC_PROVIDES): Define AC_LANG to `C'.
+
1999-05-29 Ulrich Drepper <drepper@cygnus.com>
* manual/filesys.texi: Extend (f)truncate documentation.
fi
define([libc_cv_linuxVER], [libc_cv_linux]patsubst(LIBC_LINUX_VERSION,[\.]))dnl
AC_CACHE_CHECK(installed Linux kernel header files, libc_cv_linuxVER, [dnl
-AC_TRY_COMPILE([#include <linux/version.h>],
-[#if LINUX_VERSION_CODE < ]dnl
+AC_EGREP_CPP([eat flaming death], [#include <linux/version.h>
+#if !defined LINUX_VERSION_CODE || LINUX_VERSION_CODE < ]dnl
patsubst(LIBC_LINUX_VERSION,[^\([^.]*\)\.\([^.]*\)\.\([^.]*\)$],dnl
[ (\1 *65536+ \2 *256+ \3) /* \1.\2.\3 */])[
eat flaming death
#endif],
- libc_cv_linuxVER='LIBC_LINUX_VERSION or later',
- libc_cv_linuxVER='TOO OLD!')])
+ libc_cv_linuxVER='TOO OLD!',
+ libc_cv_linuxVER='LIBC_LINUX_VERSION or later')])
if test "$libc_cv_linuxVER" != 'LIBC_LINUX_VERSION or later'; then
AC_MSG_ERROR([GNU libc requires kernel header files from
Linux LIBC_LINUX_VERSION or later to be installed before configuring.
if test -n "$minimum_kernel"; then
AC_MSG_CHECKING(for kernel header at least $minimum_kernel)
changequote(,)dnl
- decnum=`echo "$minimum_kernel.0.0.0" | sed 's/\([0-9]*\)\.\([0-9]*\)\.\(\([0-9]*\)\|\).*/(\1 * 65536 + \2 * 256 + \3)/'`;
+ decnum=`echo "$minimum_kernel.0.0.0" | sed 's/\([0-9]*\)\.\([0-9]*\)\.\([0-9]*\).*/(\1 * 65536 + \2 * 256 + \3)/'`;
changequote([,])dnl
- cat > conftest.$ac_ext <<EOF
-#include <linux/version.h>
-int main() {
+ AC_EGREP_CPP([eat flaming death], [#include <linux/version.h>
#if LINUX_VERSION_CODE < $decnum
eat flaming death
-#endif
-; return 0; }
-EOF
- if { (eval echo configure:30: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+#endif], libc_minimum_kernel='too old!', libc_minimum_kernel=ok)
+ AC_MSG_RESULT($libc_minimum_kernel)
+ if test "$libc_minimum_kernel" = ok; then
AC_DEFINE_UNQUOTED(__LINUX_KERNEL_VERSION, $decnum)
- AC_MSG_RESULT(ok)
else
- AC_MSG_RESULT(too old!)
- AC_MSG_ERROR([*** The available kernel headers are not at least as old as the requested
+ AC_MSG_ERROR([*** The available kernel headers are older than the requested
*** compatible kernel version])
fi
- rm -f conftest*
fi
if test -n "$sysheaders"; then