blob: bb9e1d94b64188e78fe05acfeab688a4f3549550 [file] [log] [blame]
dnl Configure script for GRUB.
dnl Copyright 1999,2000,2001,2002,2003,2004,2005 Free Software Foundation, Inc.
dnl Permission to use, copy, modify and distribute this software and its
dnl documentation is hereby granted, provided that both the copyright
dnl notice and this permission notice appear in all copies of the
dnl software, derivative works or modified versions, and any portions
dnl thereof, and that both notices appear in supporting documentation.
dnl
dnl THE FREE SOFTWARE FOUNDATION ALLOWS FREE USE OF THIS SOFTWARE IN ITS
dnl "AS IS" CONDITION. THE FREE SOFTWARE FOUNDATION DISCLAIMS ANY
dnl LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE
dnl USE OF THIS SOFTWARE.
AC_PREREQ(2.57)
AC_INIT([GRUB], [0.97], [bug-grub@gnu.org])
AC_CONFIG_SRCDIR([stage2/stage2.c])
AC_CONFIG_HEADER([config.h])
AM_INIT_AUTOMAKE
AC_CANONICAL_HOST
case "$host_cpu" in
i[[3456]]86) host_cpu=i386 ;;
x86_64) host_cpu=x86_64 ;;
*) AC_MSG_ERROR([unsupported CPU type]) ;;
esac
AC_SUBST(host_cpu)
AC_SUBST(host_vendor)
#
# Options
#
AM_MAINTAINER_MODE
if test "x$enable_maintainer_mode" = xyes; then
AC_PATH_PROG(PERL,perl)
if test -z "$PERL"; then
AC_MSG_ERROR([perl not found])
fi
fi
# This should be checked before AC_PROG_CC
if test "x$CFLAGS" = x; then
default_CFLAGS=yes
fi
if test "x$host_cpu" = xx86_64; then
CFLAGS="-m32 $CFLAGS"
fi
#
# Programs
#
AC_CHECK_TOOL(CC, gcc)
AC_PROG_CC
# We need this for older versions of Autoconf.
_AM_DEPENDENCIES(CC)
dnl Because recent automake complains about AS, set it here.
CCAS="$CC"
AC_SUBST(CCAS)
AC_ARG_WITH(binutils,
[ --with-binutils=DIR search the directory DIR to find binutils])
if test "x$with_binutils" != x; then
dnl AC_PATH_TOOL is not seen in autoconf 2.13, so use AC_PATH_PROG
dnl instead for now. It is preferable when you cross-compile GRUB.
dnl AC_PATH_TOOL(RANLIB, ranlib, :, "$with_binutils:$PATH")
AC_PATH_PROG(RANLIB, ranlib, :, "$with_binutils:$PATH")
else
AC_PROG_RANLIB
fi
# optimization flags
if test "x$ac_cv_prog_gcc" = xyes; then
if test "x$default_CFLAGS" = xyes; then
# Autoconf may set CFLAGS to -O2 and/or -g. So eliminate them.
CFLAGS="`echo $CFLAGS | sed -e 's/-g//g' -e 's/-O[[0-9]]//g'` -g"
# If the user specify the directory for binutils, add the option `-B'.
if test "x$with_binutils" != x; then
CFLAGS="-B$with_binutils/ $CFLAGS"
fi
STAGE1_CFLAGS="-O2"
GRUB_CFLAGS="-O2"
AC_CACHE_CHECK([whether optimization for size works], size_flag, [
saved_CFLAGS=$CFLAGS
CFLAGS="-Os -g"
AC_TRY_COMPILE(, , size_flag=yes, size_flag=no)
CFLAGS=$saved_CFLAGS
])
if test "x$size_flag" = xyes; then
STAGE2_CFLAGS="-Os"
else
STAGE2_CFLAGS="-O2 -fno-strength-reduce -fno-unroll-loops"
fi
# OpenBSD has a GCC extension for protecting applications from
# stack smashing attacks, but GRUB doesn't want this feature.
AC_CACHE_CHECK([whether gcc has -fno-stack-protector],
no_stack_protector_flag, [
saved_CFLAGS=$CFLAGS
CFLAGS="-fno-stack-protector"
AC_TRY_COMPILE(,
,
no_stack_protector_flag=yes,
no_stack_protector_flag=no)
CFLAGS=$saved_CFLAGS
])
if test "x$no_stack_protector_flag" = xyes; then
STAGE2_CFLAGS="$STAGE2_CFLAGS -fno-stack-protector"
fi
fi
fi
AC_SUBST(STAGE1_CFLAGS)
AC_SUBST(STAGE2_CFLAGS)
AC_SUBST(GRUB_CFLAGS)
# Enforce coding standards.
CPPFLAGS="$CPPFLAGS -Wall -Wmissing-prototypes -Wunused -Wshadow"
CPPFLAGS="$CPPFLAGS -Wpointer-arith"
AC_CACHE_CHECK([whether -Wundef works], undef_flag, [
saved_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="-Wundef"
AC_TRY_COMPILE(, , undef_flag=yes, undef_flag=no)
CPPFLAGS="$saved_CPPFLAGS"
])
# The options `-falign-*' are supported by gcc 3.0 or later.
# Probably it is sufficient to only check for -falign-loops.
AC_CACHE_CHECK([whether -falign-loops works], [falign_loop_flag], [
saved_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="-falign-loops=1"
AC_TRY_COMPILE(, , [falign_loop_flag=yes], [falign_loop_flag=no])
CPPFLAGS="$saved_CPPFLAGS"
])
# Force no alignment to save space.
if test "x$falign_loop_flag" = xyes; then
CPPFLAGS="$CPPFLAGS -falign-jumps=1 -falign-loops=1 -falign-functions=1"
else
CPPFLAGS="$CPPFLAGS -malign-jumps=1 -malign-loops=1 -malign-functions=1"
fi
if test "x$undef_flag" = xyes; then
CPPFLAGS="$CPPFLAGS -Wundef"
fi
if test "x$with_binutils" != x; then
dnl AC_PATH_TOOL(OBJCOPY, objcopy, , "$with_binutils:$PATH")
AC_PATH_PROG(OBJCOPY, objcopy, , "$with_binutils:$PATH")
else
AC_CHECK_TOOL(OBJCOPY, objcopy)
fi
# Defined in acinclude.m4.
grub_ASM_USCORE
grub_PROG_OBJCOPY_ABSOLUTE
if test "x$grub_cv_prog_objcopy_absolute" != xyes; then
AC_MSG_ERROR([GRUB requires a working absolute objcopy; upgrade your binutils])
fi
grub_ASM_PREFIX_REQUIREMENT
grub_ASM_ADDR32
if test "x$grub_cv_asm_addr32" != xyes; then
AC_MSG_ERROR([GRUB requires GAS .code16 addr32 support; upgrade your binutils])
fi
grub_ASM_ABSOLUTE_WITHOUT_ASTERISK
grub_CHECK_START_SYMBOL
grub_CHECK_USCORE_START_SYMBOL
if test "x$grub_cv_check_start_symbol" != "xyes" \
-a "x$grub_cv_check_uscore_start_symbol" != "xyes"; then
AC_MSG_ERROR([Neither start nor _start is defined])
fi
grub_CHECK_USCORE_USCORE_BSS_START_SYMBOL
grub_CHECK_USCORE_EDATA_SYMBOL
grub_CHECK_EDATA_SYMBOL
if test "x$grub_cv_check_uscore_uscore_bss_start_symbol" != "xyes" \
-a "x$grub_cv_check_uscore_edata_symbol" != "xyes" \
-a "x$grub_cv_check_edata_symbol" != "xyes"; then
AC_MSG_ERROR([None of __bss_start, _edata, edata defined])
fi
grub_CHECK_END_SYMBOL
grub_CHECK_USCORE_END_SYMBOL
if test "x$grub_cv_check_end_symbol" != "xyes" \
-a "x$grub_cv_check_uscore_end_symbol" != "xyes"; then
AC_MSG_ERROR([Neither end nor _end is defined])
fi
# Check for curses libraries.
AC_ARG_WITH(curses,
[ --without-curses do not use curses])
# Get the filename or the whole disk and open it.
# Known to work on NetBSD.
AC_CHECK_LIB(util, opendisk, [GRUB_LIBS="$GRUB_LIBS -lutil"
AC_DEFINE(HAVE_OPENDISK, 1, [Define if opendisk() in -lutil can be used])])
# Unless the user specify --without-curses, check for curses.
if test "x$with_curses" != "xno"; then
AC_CHECK_LIB(ncurses, wgetch, [GRUB_LIBS="$GRUB_LIBS -lncurses"
AC_DEFINE(HAVE_LIBCURSES, 1, [Define if you have a curses library])],
[AC_CHECK_LIB(curses, wgetch, [GRUB_LIBS="$GRUB_LIBS -lcurses"
AC_DEFINE(HAVE_LIBCURSES, 1, [Define if you have a curses library])])])
fi
AC_SUBST(GRUB_LIBS)
# Check for headers.
AC_CHECK_HEADERS(string.h strings.h ncurses/curses.h ncurses.h curses.h)
# Check for user options.
# filesystems support.
AC_ARG_ENABLE(ext2fs,
[ --disable-ext2fs disable ext2fs support in Stage 2])
if test x"$enable_ext2fs" != xno; then
FSYS_CFLAGS="$FSYS_CFLAGS -DFSYS_EXT2FS=1"
fi
AC_ARG_ENABLE(fat,
[ --disable-fat disable FAT support in Stage 2])
if test x"$enable_fat" != xno; then
FSYS_CFLAGS="$FSYS_CFLAGS -DFSYS_FAT=1"
fi
AC_ARG_ENABLE(ffs,
[ --disable-ffs disable FFS support in Stage 2])
if test x"$enable_ffs" != xno; then
FSYS_CFLAGS="$FSYS_CFLAGS -DFSYS_FFS=1"
fi
AC_ARG_ENABLE(ufs2,
[ --disable-ufs2 disable UFS2 support in Stage 2])
if test x"$enable_ufs2" != xno; then
FSYS_CFLAGS="$FSYS_CFLAGS -DFSYS_UFS2=1"
fi
AC_ARG_ENABLE(minix,
[ --disable-minix disable Minix fs support in Stage 2])
if test x"$enable_minix" != xno; then
FSYS_CFLAGS="$FSYS_CFLAGS -DFSYS_MINIX=1"
fi
AC_ARG_ENABLE(reiserfs,
[ --disable-reiserfs disable ReiserFS support in Stage 2])
if test x"$enable_reiserfs" != xno; then
FSYS_CFLAGS="$FSYS_CFLAGS -DFSYS_REISERFS=1"
fi
AC_ARG_ENABLE(vstafs,
[ --disable-vstafs disable VSTa FS support in Stage 2])
if test x"$enable_vstafs" != xno; then
FSYS_CFLAGS="$FSYS_CFLAGS -DFSYS_VSTAFS=1"
fi
AC_ARG_ENABLE(jfs,
[ --disable-jfs disable IBM JFS support in Stage 2])
if test x"$enable_jfs" != xno; then
FSYS_CFLAGS="$FSYS_CFLAGS -DFSYS_JFS=1"
fi
AC_ARG_ENABLE(xfs,
[ --disable-xfs disable SGI XFS support in Stage 2])
if test x"$enable_xfs" != xno; then
FSYS_CFLAGS="$FSYS_CFLAGS -DFSYS_XFS=1"
fi
AC_ARG_ENABLE(iso9660,
[ --disable-iso9660 disable ISO9660 support in Stage 2])
if test x"$enable_iso9660" != xno; then
FSYS_CFLAGS="$FSYS_CFLAGS -DFSYS_ISO9660=1"
fi
dnl AC_ARG_ENABLE(tftp,
dnl [ --enable-tftp enable TFTP support in Stage 2])
dnl
dnl #if test x"$enable_tftp" = xyes; then
dnl FSYS_CFLAGS="$FSYS_CFLAGS -DFSYS_TFTP=1"
dnl fi
AC_ARG_ENABLE(gunzip,
[ --disable-gunzip disable decompression in Stage 2])
if test x"$enable_gunzip" = xno; then
FSYS_CFLAGS="$FSYS_CFLAGS -DNO_DECOMPRESSION=1"
fi
AC_ARG_ENABLE(md5-password,
[ --disable-md5-password disable MD5 password support in Stage 2])
if test "x$enable_md5_password" != xno; then
FSYS_CFLAGS="$FSYS_CFLAGS -DUSE_MD5_PASSWORDS=1"
fi
dnl The netboot support.
dnl General options.
AC_ARG_ENABLE(packet-retransmission,
[ --disable-packet-retransmission
turn off packet retransmission])
if test "x$enable_packet_retransmission" != xno; then
NET_EXTRAFLAGS="$NET_EXTRAFLAGS -DCONGESTED=1"
fi
AC_ARG_ENABLE(pci-direct,
[ --enable-pci-direct access PCI directly instead of using BIOS])
if test "x$enable_pci_direct" = xyes; then
NET_EXTRAFLAGS="$NET_EXTRAFLAGS -DCONFIG_PCI_DIRECT=1"
fi
dnl Device drivers.
AC_ARG_ENABLE(3c509,
[ --enable-3c509 enable 3Com509 driver])
if test "x$enable_3c509" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_3C509"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS 3c509.o"
fi
AC_ARG_ENABLE(3c529,
[ --enable-3c529 enable 3Com529 driver])
if test "x$enable_3c529" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_3C529=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS 3c529.o"
fi
AC_ARG_ENABLE(3c595,
[ --enable-3c595 enable 3Com595 driver])
if test "x$enable_3c595" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_3C595=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS 3c595.o"
fi
AC_ARG_ENABLE(3c90x,
[ --enable-3c90x enable 3Com90x driver])
if test "x$enable_3c90x" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_3C90X=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS 3c90x.o"
fi
AC_ARG_ENABLE(cs89x0,
[ --enable-cs89x0 enable CS89x0 driver])
if test "x$enable_cs89x0" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_CS89X0=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS cs89x0.o"
fi
AC_ARG_ENABLE(davicom,
[ --enable-davicom enable Davicom driver])
if test "x$enable_davicom" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_DAVICOM=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS davicom.o"
fi
AC_ARG_ENABLE(depca,
[ --enable-depca enable DEPCA and EtherWORKS driver])
if test "x$enable_depca" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_DEPCA=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS depca.o"
fi
AC_ARG_ENABLE(eepro,
[ --enable-eepro enable Etherexpress Pro/10 driver])
if test "x$enable_eepro" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_EEPRO=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS eepro.o"
fi
AC_ARG_ENABLE(eepro100,
[ --enable-eepro100 enable Etherexpress Pro/100 driver])
if test "x$enable_eepro100" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_EEPRO100=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS eepro100.o"
fi
AC_ARG_ENABLE(epic100,
[ --enable-epic100 enable SMC 83c170 EPIC/100 driver])
if test "x$enable_epic100" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_EPIC100=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS epic100.o"
fi
AC_ARG_ENABLE(3c507,
[ --enable-3c507 enable 3Com507 driver])
if test "x$enable_3c507" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_3C507=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS 3c507.o"
fi
AC_ARG_ENABLE(exos205,
[ --enable-exos205 enable EXOS205 driver])
if test "x$enable_exos205" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_EXOS205=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS exos205.o"
fi
AC_ARG_ENABLE(ni5210,
[ --enable-ni5210 enable Racal-Interlan NI5210 driver])
if test "x$enable_ni5210" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_NI5210=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS ni5210.o"
fi
AC_ARG_ENABLE(lance,
[ --enable-lance enable Lance PCI PCNet/32 driver])
if test "x$enable_lance" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_LANCE=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS lance.o"
fi
AC_ARG_ENABLE(ne2100,
[ --enable-ne2100 enable Novell NE2100 driver])
if test "x$enable_ne2100" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_NE2100=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS ne2100.o"
fi
AC_ARG_ENABLE(ni6510,
[ --enable-ni6510 enable Racal-Interlan NI6510 driver])
if test "x$enable_ni6510" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_NI6510=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS ni6510.o"
fi
AC_ARG_ENABLE(natsemi,
[ --enable-natsemi enable NatSemi DP8381x driver])
if test "x$enable_natsemi" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_NATSEMI=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS natsemi.o"
fi
AC_ARG_ENABLE(ni5010,
[ --enable-ni5010 enable Racal-Interlan NI5010 driver])
if test "x$enable_ni5010" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_NI5010=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS ni5010.o"
fi
AC_ARG_ENABLE(3c503,
[ --enable-3c503 enable 3Com503 driver])
if test "x$enable_3c503" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_3C503=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS 3c503.o"
fi
AC_ARG_ENABLE(ne,
[ --enable-ne enable NE1000/2000 ISA driver])
if test "x$enable_ne" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_NE=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS ne.o"
fi
AC_ARG_ENABLE(ns8390,
[ --enable-ns8390 enable NE2000 PCI driver])
if test "x$enable_ns8390" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_NS8390=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS ns8390.o"
fi
AC_ARG_ENABLE(wd,
[ --enable-wd enable WD8003/8013, SMC8216/8416 driver])
if test "x$enable_wd" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_WD=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS wd.o"
fi
AC_ARG_ENABLE(otulip,
[ --enable-otulip enable old Tulip driver])
if test "x$enable_otulip" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_OTULIP=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS otulip.o"
fi
AC_ARG_ENABLE(rtl8139,
[ --enable-rtl8139 enable Realtek 8139 driver])
if test "x$enable_rtl8139" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_RTL8139=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS rtl8139.o"
fi
AC_ARG_ENABLE(sis900,
[ --enable-sis900 enable SIS 900 and SIS 7016 driver])
if test "x$enable_sis900" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_SIS900=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS sis900.o"
fi
AC_ARG_ENABLE(sk-g16,
[ --enable-sk-g16 enable Schneider and Koch G16 driver])
if test "x$enable_sk_g16" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_SK_G16=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS sk_g16.o"
fi
AC_ARG_ENABLE(smc9000,
[ --enable-smc9000 enable SMC9000 driver])
if test "x$enable_smc9000" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_SMC9000=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS smc9000.o"
fi
AC_ARG_ENABLE(tiara,
[ --enable-tiara enable Tiara driver])
if test "x$enable_tiara" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_TIARA=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS tiara.o"
fi
AC_ARG_ENABLE(tulip,
[ --enable-tulip enable Tulip driver])
if test "x$enable_tulip" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_TULIP=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS tulip.o"
fi
AC_ARG_ENABLE(via-rhine,
[ --enable-via-rhine enable Rhine-I/II driver])
if test "x$enable_via_rhine" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_VIA_RHINE=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS via_rhine.o"
fi
AC_ARG_ENABLE(w89c840,
[ --enable-w89c840 enable Winbond W89c840, Compex RL100-ATX driver])
if test "x$enable_w89c840" = xyes; then
NET_CFLAGS="$NET_CFLAGS -DINCLUDE_W89C840=1"
NETBOOT_DRIVERS="$NETBOOT_DRIVERS w89c840.o"
fi
dnl Check if the netboot support is turned on.
AM_CONDITIONAL(NETBOOT_SUPPORT, test "x$NET_CFLAGS" != x)
if test "x$NET_CFLAGS" != x; then
FSYS_CFLAGS="$FSYS_CFLAGS -DFSYS_TFTP=1"
fi
dnl Extra options.
AC_ARG_ENABLE(3c503-shmem,
[ --enable-3c503-shmem use 3c503 shared memory mode])
if test "x$enable_3c503_shmem" = xyes; then
NET_EXTRAFLAGS="$NET_EXTRAFLAGS -DT503_SHMEM=1"
fi
AC_ARG_ENABLE(3c503-aui,
[ --enable-3c503-aui use AUI by default on 3c503 cards])
if test "x$enable_3c503_aui" = xyes; then
NET_EXTRAFLAGS="$NET_EXTRAFLAGS -DT503_AUI=1"
fi
AC_ARG_ENABLE(compex-rl2000-fix,
[ --enable-compex-rl2000-fix
specify this if you have a Compex RL2000 PCI])
if test "x$enable_compex_rl2000_fix" = xyes; then
NET_EXTRAFLAGS="$NET_EXTRAFLAGS -DCOMPEX_RL2000_FIX=1"
fi
AC_ARG_ENABLE(smc9000-scan,
[ --enable-smc9000-scan=LIST
probe for SMC9000 I/O addresses using LIST],
[NET_EXTRAFLAGS="$NET_EXTRAFLAGS -DSMC9000_SCAN=$enable_smc9000_scan"])
AC_ARG_ENABLE(ne-scan,
[ --enable-ne-scan=LIST probe for NE base address using LIST],
[NET_EXTRAFLAGS="$NET_EXTRAFLAGS -DNE_SCAN=$enable_ne_scan"],
[NET_EXTRAFLAGS="$NET_EXTRAFLAGS -DNE_SCAN=0x280,0x300,0x320,0x340"])
AC_ARG_ENABLE(wd-default-mem,
[ --enable-wd-default-mem=MEM
set the default memory location for WD/SMC],
[NET_EXTRAFLAGS="$NET_EXTRAFLAGS -DWD_DEFAULT_MEM=$enable_wd_default_mem"],
[NET_EXTRAFLAGS="$NET_EXTRAFLAGS -DWD_DEFAULT_MEM=0xCC000"])
AC_ARG_ENABLE(cs-scan,
[ --enable-cs-scan=LIST probe for CS89x0 base address using LIST],
[NET_EXTRAFLAGS="$NET_EXTRAFLAGS -DCS_SCAN=$enable_cs_scan"])
dnl Diskless
AC_ARG_ENABLE(diskless,
[ --enable-diskless enable diskless support])
AM_CONDITIONAL(DISKLESS_SUPPORT, test "x$enable_diskless" = xyes)
dnl Hercules terminal
AC_ARG_ENABLE(hercules,
[ --disable-hercules disable hercules terminal support])
AM_CONDITIONAL(HERCULES_SUPPORT, test "x$enable_hercules" != xno)
dnl Serial terminal
AC_ARG_ENABLE(serial,
[ --disable-serial disable serial terminal support])
AM_CONDITIONAL(SERIAL_SUPPORT, test "x$enable_serial" != xno)
dnl Simulation of the slowness of a serial device.
AC_ARG_ENABLE(serial-speed-simulation,
[ --enable-serial-speed-simulation
simulate the slowness of a serial device])
AM_CONDITIONAL(SERIAL_SPEED_SIMULATION,
test "x$enable_serial_speed_simulation" = xyes)
# Sanity check.
if test "x$enable_diskless" = xyes; then
if test "x$NET_CFLAGS" = x; then
AC_MSG_ERROR([You must enable at least one network driver])
fi
fi
dnl Embed a menu string in GRUB itself.
AC_ARG_ENABLE(preset-menu,
[ --enable-preset-menu=FILE
preset a menu file FILE in Stage 2])
if test "x$enable_preset_menu" = x; then
:
else
if test -r $enable_preset_menu; then
grub_DEFINE_FILE(PRESET_MENU_STRING, [$enable_preset_menu],
[Define if there is user specified preset menu string])
else
AC_MSG_ERROR([Cannot read the preset menu file $enable_preset_menu])
fi
fi
dnl Build the example Multiboot kernel.
AC_ARG_ENABLE(example-kernel,
[ --enable-example-kernel
build the example Multiboot kernel])
AM_CONDITIONAL(BUILD_EXAMPLE_KERNEL, test "x$enable_example_kernel" = xyes)
dnl Automatic Linux mem= option.
AC_ARG_ENABLE(auto-linux-mem-opt,
[ --disable-auto-linux-mem-opt
don't pass Linux mem= option automatically])
if test "x$enable_auto_linux_mem_opt" = xno; then
:
else
AC_DEFINE(AUTO_LINUX_MEM_OPT, 1, [Define if you don't want to pass the mem= option to Linux])
fi
dnl Now substitute the variables.
AC_SUBST(FSYS_CFLAGS)
AC_SUBST(NET_CFLAGS)
AC_SUBST(NET_EXTRAFLAGS)
AC_SUBST(NETBOOT_DRIVERS)
dnl Because recent automake complains about CCASFLAGS, set it here.
CCASFLAGS='$(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(CPPFLAGS) $(CFLAGS)'
AC_SUBST(CCASFLAGS)
dnl Output.
AC_CONFIG_FILES([Makefile stage1/Makefile stage2/Makefile \
docs/Makefile lib/Makefile util/Makefile \
grub/Makefile netboot/Makefile util/grub-image \
util/grub-install util/grub-md5-crypt \
util/grub-terminfo util/grub-set-default])
AC_OUTPUT