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.
This commit is contained in:
Ulrich Drepper 1998-08-21 22:29:58 +00:00
parent e36b0b570c
commit 14a44a6920
5 changed files with 116 additions and 7 deletions

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@ -1,3 +1,11 @@
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.
1998-08-21 Thorsten Kukuk <kukuk@vt.uni-paderborn.de>
* nis/nss_compat/compat-initgroups.c: Optimize NIS query.

51
sysdeps/unix/sysv/linux/alpha/configure vendored Executable file
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@ -0,0 +1,51 @@
# 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
if test -n "$sysheaders"; then
OLD_CFLAGS=$CFLAGS
CFLAGS="$CFLAGS $SYSINCLUDES"
fi
echo $ac_n "checking installed Linux kernel header files""... $ac_c" 1>&6
echo "configure:13: checking installed Linux kernel header files" >&5
if eval "test \"`echo '$''{'libc_cv_linux21100'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
#line 18 "configure"
#include "confdefs.h"
#include <linux/version.h>
int main() {
#if LINUX_VERSION_CODE < (2 *65536+ 1 *256+ 100) /* 2.1.100 */
eat flaming death
#endif
; return 0; }
EOF
if { (eval echo configure:27: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
libc_cv_linux21100='2.1.100 or later'
else
echo "configure: failed program was:" >&5
cat conftest.$ac_ext >&5
rm -rf conftest*
libc_cv_linux21100='TOO OLD!'
fi
rm -f conftest*
fi
echo "$ac_t""$libc_cv_linux21100" 1>&6
if test "$libc_cv_linux21100" != '2.1.100 or later'; then
{ echo "configure: error: GNU libc requires kernel header files from
Linux 2.1.100 or later to be installed before configuring.
The kernel header files are found usually in /usr/include/asm and
/usr/include/linux; make sure these directories use files from
Linux 2.1.100 or later. This check uses <linux/version.h>, so
make sure that file was built correctly when installing the kernel header
files. To use kernel headers not from /usr/include/linux, use the
configure option --with-headers." 1>&2; exit 1; }
fi
if test -n "$sysheaders"; then
CFLAGS=$OLD_CFLAGS
fi

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@ -0,0 +1,36 @@
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

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@ -7,13 +7,17 @@ test $stdio = default && stdio=libio
# existing system library, because we are the only system library.
inhibit_glue=yes
if test -n "$sysheaders"; then
OLD_CFLAGS=$CFLAGS
CFLAGS="$CFLAGS $SYSINCLUDES"
fi
echo $ac_n "checking installed Linux kernel header files""... $ac_c" 1>&6
echo "configure:12: checking installed Linux kernel header files" >&5
echo "configure:16: checking installed Linux kernel header files" >&5
if eval "test \"`echo '$''{'libc_cv_linux2010'+set}'`\" = set"; then
echo $ac_n "(cached) $ac_c" 1>&6
else
cat > conftest.$ac_ext <<EOF
#line 17 "configure"
#line 21 "configure"
#include "confdefs.h"
#include <linux/version.h>
int main() {
@ -22,7 +26,7 @@ eat flaming death
#endif
; return 0; }
EOF
if { (eval echo configure:26: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
if { (eval echo configure:30: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
rm -rf conftest*
libc_cv_linux2010='2.0.10 or later'
else
@ -42,9 +46,12 @@ The kernel header files are found usually in /usr/include/asm and
/usr/include/linux; make sure these directories use files from
Linux 2.0.10 or later. This check uses <linux/version.h>, so
make sure that file was built correctly when installing the kernel header
files." 1>&2; exit 1; }
files. To use kernel headers not from /usr/include/linux, use the
configure option --with-headers." 1>&2; exit 1; }
fi
if test -n "$sysheaders"; then
CFLAGS=$OLD_CFLAGS
fi
# The Linux filesystem standard prescribes where to place "essential"
# files. I.e., when the installation prefix is "/usr" we have to place
# shared library objects and the configuration files on the root partition

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@ -10,6 +10,10 @@ test $stdio = default && stdio=libio
inhibit_glue=yes
define([LIBC_LINUX_VERSION],[2.0.10])dnl
if test -n "$sysheaders"; then
OLD_CFLAGS=$CFLAGS
CFLAGS="$CFLAGS $SYSINCLUDES"
fi
define([libc_cv_linuxVER], [libc_cv_linux]patsubst(LIBC_LINUX_VERSION,[\.]))dnl
AC_CACHE_CHECK(installed Linux kernel header files, libc_cv_linuxVER, [dnl
AC_TRY_COMPILE([#include <linux/version.h>],
@ -27,9 +31,12 @@ The kernel header files are found usually in /usr/include/asm and
/usr/include/linux; make sure these directories use files from
Linux LIBC_LINUX_VERSION or later. This check uses <linux/version.h>, so
make sure that file was built correctly when installing the kernel header
files.])
files. To use kernel headers not from /usr/include/linux, use the
configure option --with-headers.])
fi
if test -n "$sysheaders"; then
CFLAGS=$OLD_CFLAGS
fi
# The Linux filesystem standard prescribes where to place "essential"
# files. I.e., when the installation prefix is "/usr" we have to place
# shared library objects and the configuration files on the root partition