mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-22 19:00:07 +00:00
14a44a6920
1998-08-12 Andreas Jaeger <aj@arthur.rhein-neckar.de> * sysdeps/unix/sysv/linux/configure.in: Obey --with-headers, document it. * sysdeps/unix/sysv/linux/alpha/configure.in: New file, contains test for recent Linux 2.1.100+ headers.
37 lines
1.5 KiB
Plaintext
37 lines
1.5 KiB
Plaintext
sinclude(./aclocal.m4)dnl Autoconf lossage
|
|
GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory.
|
|
# Local configure fragment for sysdeps/unix/sysv/linux/alpha.
|
|
|
|
# Don't bother trying to generate any glue code to be compatible with the
|
|
# existing system library, because we are the only system library.
|
|
inhibit_glue=yes
|
|
|
|
define([LIBC_LINUX_VERSION],[2.1.100])dnl
|
|
if test -n "$sysheaders"; then
|
|
OLD_CFLAGS=$CFLAGS
|
|
CFLAGS="$CFLAGS $SYSINCLUDES"
|
|
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
|
|
patsubst(LIBC_LINUX_VERSION,[^\([^.]*\)\.\([^.]*\)\.\([^.]*\)$],dnl
|
|
[ (\1 *65536+ \2 *256+ \3) /* \1.\2.\3 */])[
|
|
eat flaming death
|
|
#endif],
|
|
libc_cv_linuxVER='LIBC_LINUX_VERSION or later',
|
|
libc_cv_linuxVER='TOO OLD!')])
|
|
if test "$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.
|
|
The kernel header files are found usually in /usr/include/asm and
|
|
/usr/include/linux; make sure these directories use files from
|
|
Linux LIBC_LINUX_VERSION or later. This check uses <linux/version.h>, so
|
|
make sure that file was built correctly when installing the kernel header
|
|
files. To use kernel headers not from /usr/include/linux, use the
|
|
configure option --with-headers.])
|
|
fi
|
|
if test -n "$sysheaders"; then
|
|
CFLAGS=$OLD_CFLAGS
|
|
fi
|