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|
dnl Process this file with autoconf to produce a configure script.
AC_INIT([DOSEMU], [],
[http://sourceforge.net/tracker/?atid=457447&group_id=49784&func=browse],dosemu)
AC_CONFIG_SRCDIR(src/dos.c)
AC_PREREQ(2.53)
# first check if we are called from default-configure and if not,
# execute that to parse compiletime settings
if test -z "$DOSEMU_DEFAULT_CONFIGURE" ; then
eval "set -- $ac_configure_args"
exec $srcdir/default-configure "$@"
fi
AC_CONFIG_HEADER(src/include/config.h)
dnl Checks for programs.
OPT=$CFLAGS
AC_PROG_CC
AC_ARG_WITH(target-bits, [ --with-target-bits=bits compile for 32 or 64 bits (default=auto)],
CPPFLAGS="$CPPFLAGS -m$with_target_bits"
export CPPFLAGS
LDFLAGS="$LDFLAGS -m$with_target_bits"
export LDFLAGS
)
AC_PROG_GCC_TRADITIONAL
AC_PROG_AWK
AC_PROG_INSTALL
AC_PROG_LEX
if test -z "`echo $LEX | grep flex`" ; then
AC_CHECK_PROG(lex_ok, $LEX, "yes", "no")
fi
if test "$lex_ok" = "no"; then
AC_MSG_WARN( )
AC_MSG_WARN(Your system doesn't seem to have lex or flex available.)
AC_MSG_ERROR(Install lex or flex and retry.)
fi
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_PROG_RANLIB
AC_PROG_YACC
dnl The bison problem
if test -z "`echo $YACC | grep bison`" ; then
AC_MSG_WARN( )
AC_MSG_WARN(Your system doesn't seem to have bison available.)
AC_MSG_ERROR(Install bison and retry.)
fi
dnl Checks for libraries.
dnl Checks for header files.
AC_HEADER_DIRENT
AC_HEADER_MAJOR
AC_HEADER_STDC
dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_C_INLINE
AC_TYPE_OFF_T
AC_TYPE_PID_T
AC_TYPE_SIGNAL
AC_TYPE_SIZE_T
AC_TYPE_UID_T
AC_CHECK_MEMBERS([struct stat.st_rdev])
AC_STRUCT_TM
AC_CACHE_CHECK(if C compiler has \"__FILE__\" macro,
ac_cv_c_has_file_macro,
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>]], [[printf("%s", __FILE__);]])],[ac_cv_c_has_file_macro=yes],[ac_cv_c_has_file_macro=no]) ] )
if test "$ac_cv_c_has_file_macro" = "no" ; then
AC_DEFINE(__FILE__, "")
fi
AC_CACHE_CHECK(if C compiler has \"__LINE__\" macro,
ac_cv_c_has_line_macro,
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>]], [[printf("%s", __LINE__);]])],[ac_cv_c_has_line_macro=yes],[ac_cv_c_has_line_macro=no]) ] )
if test "$ac_cv_c_has_line_macro" = "no" ; then
AC_DEFINE(__LINE__, "")
fi
AC_CACHE_CHECK(if C compiler has \"__FUNCTION__\" macro,
ac_cv_c_has_function_macro,
[AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>]], [[printf("%s", __FUNCTION__);]])],[ac_cv_c_has_function_macro=yes],[ac_cv_c_has_function_macro=no]) ] )
if test "$ac_cv_c_has_function_macro" = "no" ; then
AC_DEFINE(__FUNCTION__, "")
fi
dnl Checks for library functions.
AC_CHECK_FUNCS(gettimeofday)
AC_CHECK_FUNCS(sigaltstack)
AC_CHECK_LIB(rt, shm_open)
AC_CHECK_FUNCS(shm_open)
dnl Here is where we do our stuff
AC_ARG_WITH(docdir,
[ --with-docdir=dir give the directory used to install documentation]
[ (default: ${prefix}/share/doc/dosemu)],
docdir="$withval", docdir="${prefix}/share/doc/dosemu")
AC_ARG_WITH(x11fontdir,
[ --with-x11fontdir=dir give the directory used to install the VGA X11 font]
[ (default: ${datadir}/dosemu/Xfonts)],
x11fontdir="$withval", x11fontdir="${datadir}/dosemu/Xfonts")
AC_ARG_WITH(syshdimagedir,
[ --with-syshdimagedir=dir give the directory used for system wide boot directories and hdimages]
[ (default: /var/lib/dosemu)],
syshdimagedir="$withval", syshdimagedir="/var/lib/dosemu")
AC_ARG_WITH(fdtarball,
[ --with-fdtarball=file give the name of the FreeDOS tarball or 'none']
[ (default: dosemu-freedos-bin.tgz)],
fdtarball="$withval", fdtarball="dosemu-freedos-bin.tgz")
AC_SUBST(docdir)
AC_SUBST(x11fontdir)
AC_SUBST(syshdimagedir)
AC_SUBST(fdtarball)
CONFIG_HOST=`uname -s`
if test "$CONFIG_HOST" = "Linux"; then
CONFIG_HOST='linux'
fi
AC_SUBST(CONFIG_HOST)
dnl Do ELF if possible
if ! printf '%b\n' '#ifdef __ELF__\n#define foo bar\n#endif\nfoo' \
| ${CC-cc} -E - | grep bar > /dev/null; then
if test "$CONFIG_HOST" = "linux"; then
echo "------------------------------------------------------------"
echo "Sorry, a.out system detected, but we do no longer support it"
echo "------------------------------------------------------------"
exit 1
fi
fi
dnl Check for static and then also use it for tests
LDFLAGS="$LDFLAGS -Wl,-warn-common"
LIBS="$LIBS -ldl -lm"
X_LIBS=""
AC_ARG_ENABLE(linkstatic,
[ --enable-linkstatic make statically linked binaries])
if test "$enable_linkstatic" = "yes"; then
AC_MSG_NOTICE(Linking statically...)
LDFLAGS="${LDFLAGS} -static"
else
AC_MSG_NOTICE(Linking for shared libraries...)
fi
AC_ARG_ENABLE(dlplugins,
[ --disable-dlplugins do NOT use dynamically loaded plugins])
if test "$enable_dlplugins" != "no"; then
AC_MSG_NOTICE(Using dynamically loaded plugins...)
AC_DEFINE(USE_DL_PLUGINS)
USE_DL_PLUGINS="USE_DL_PLUGINS=1"
AC_SUBST(USE_DL_PLUGINS)
LDFLAGS="${LDFLAGS} -rdynamic"
else
AC_MSG_NOTICE(Not using dynamically loaded plugins...)
fi
# set DOSEMU_APBUILD to use apgcc
if test -n "$DOSEMU_APBUILD"; then
USE_APBUILD="USE_APBUILD=1"
AC_SUBST(USE_APBUILD)
CC=apgcc
CPP="apgcc -E"
fi
dnl Check whether we have svgalib and whether to use it
AC_ARG_WITH(svgalib,
[ --with-svgalib use svgalib if available])
if test "$with_svgalib" = "yes"; then
AC_MSG_NOTICE(Checking for svgalib... )
AC_CHECK_LIB(vga, vga_simple_init,
[ AC_CHECK_HEADER(vga.h,
[ AC_MSG_CHECKING(for svgalib version >= 1.9.21)
svgalib_ver=`printf '%b\n' '#include <vga.h>\nXXAaZZ SVGALIB_VER'|${CC-cc} -E -|awk '/XXAaZZ/ {print $2}' | cut -dx -f2`
svgalib_ver_a=`expr $svgalib_ver / 10000`
svgalib_ver_b=`expr $svgalib_ver / 100 % 100`
svgalib_ver_c=`expr $svgalib_ver % 100`
if test $svgalib_ver -ge 010921; then
use_svgalib="yes"
else
use_svgalib="no"
fi
AC_MSG_RESULT([$use_svgalib, found ${svgalib_ver_a}.${svgalib_ver_b}.${svgalib_ver_c}])
if test "$use_svgalib" = "no"; then
AC_MSG_WARN([Your svgalib is too old.])
fi
], AC_MSG_WARN(svgalib headers not found.))
], AC_MSG_WARN(svgalib not found.))
if test "$use_svgalib" = "yes"; then
AC_MSG_NOTICE(Compiling with svgalib support)
AC_DEFINE(USE_SVGALIB)
USE_SVGALIB="USE_SVGALIB=1"
AC_SUBST(USE_SVGALIB)
LIBS="-lvga $LIBS"
else
AC_MSG_NOTICE(Compiling without svgalib support)
fi
fi
dnl Check whether we have gpm and whether to use it
AC_ARG_WITH(gpm,
[ --without-gpm don't use gpm])
if test "$with_gpm" != "no"; then
AC_CHECK_LIB(gpm, Gpm_Open, with_gpm="yes", with_gpm="no")
fi
if test "$with_gpm" != "no"; then
AC_MSG_NOTICE(Compiling with GPM support...)
AC_DEFINE(USE_GPM)
USE_GPM="USE_GPM=1"
AC_SUBST(USE_GPM)
GPMLIB="-lgpm"
AC_SUBST(GPMLIB)
$srcdir/mkpluginhooks enable gpm yes
else
AC_MSG_NOTICE(Compiling without GPM support...)
$srcdir/mkpluginhooks enable gpm no
fi
AC_ARG_WITH(alsa,
[ --without-alsa don't use alsa even if available])
if test "$with_alsa" != "no"; then
AC_CHECK_LIB(asound, snd_rawmidi_open, with_alsa="yes", with_alsa="no")
fi
if test "$with_alsa" != "no"; then
AC_MSG_NOTICE(Compiling with alsa support...)
AC_DEFINE(USE_ALSA)
USE_ALSA="USE_ALSA=1"
AC_SUBST(USE_ALSA)
ALSALIB="-lasound"
AC_SUBST(ALSALIB)
$srcdir/mkpluginhooks enable alsa yes
else
AC_MSG_NOTICE(Compiling without alsa support...)
$srcdir/mkpluginhooks enable alsa no
fi
AC_ARG_WITH(sndfile,
[ --without-sndfile don't use sndfile even if available])
if test "$with_sndfile" != "no"; then
AC_CHECK_LIB(sndfile, sf_open, with_sndfile="yes", with_sndfile="no")
fi
if test "$with_sndfile" != "no"; then
AC_MSG_NOTICE(Compiling with sndfile support...)
AC_DEFINE(USE_SNDFILE)
USE_SNDFILE="USE_SNDFILE=1"
AC_SUBST(USE_SNDFILE)
SNDFLIB="-lsndfile"
AC_SUBST(SNDFLIB)
$srcdir/mkpluginhooks enable sndfile yes
else
AC_MSG_NOTICE(Compiling without sndfile support...)
$srcdir/mkpluginhooks enable sndfile no
fi
dnl Check whether we have pthreads and whether to use it
AC_ARG_WITH(pthreads)
if test "$with_pthreads" = "yes"; then
AC_CHECK_LIB(pthread, pthread_create, , with_pthreads="no")
fi
if test "$with_pthreads" = "yes"; then
AC_MSG_NOTICE(Compiling with pthreads support...)
AC_DEFINE(USE_PTHREADS)
USE_PTHREADS="USE_PTHREADS=1"
AC_SUBST(USE_PTHREADS)
else
AC_MSG_NOTICE(Compiling without pthreads support...)
fi
#S-Lang directory checking -- thanks to mutt's configure script.
AC_ARG_WITH(slangdir, [ --with-slangdir=dir specify S-Lang directory])
AC_MSG_CHECKING(for S-Lang)
SLANGINC=""
SLANGLIB=""
if test "$with_slangdir" = ""; then
if test -d $srcdir/../slang; then
SLANGINC="-I ${srcdir}/../slang/src"
SLANGLIB="-L ${srcdir}/../slang/src/objs"
else
if test -d $prefix/include/slang; then
SLANGINC="-I${prefix}/include/slang"
elif test -d /usr/include/slang; then
SLANGINC="-I/usr/include/slang"
fi
fi
else
dnl ---Check to see if $withval is a source directory
if test -f $with_slangdir/src/slang.h; then
SLANGINC="-I${with_slangdir}/src"
SLANGLIB="-L${with_slangdir}/src/objs"
else
dnl ---Must be installed somewhere
if test -d $with_slangdir/include/slang; then
SLANGINC="-I${with_slangdir}/include/slang"
elif test -d $with_slangdir/include; then
SLANGINC="-I${with_slangdir}/include"
fi
SLANGLIB="-L${with_slangdir}/lib"
fi
fi
dnl --- now that we've found it, check the link
CPPFLAGS="$CPPFLAGS $SLANGINC"
AC_MSG_RESULT($SLANGINC $SLANGLIB)
have_slang="no"
AC_CHECK_HEADER(slang.h,
AC_CHECK_LIB(slang, SLtt_get_terminfo,
AC_MSG_NOTICE(Compiling with S-Lang support...)
have_slang="yes"
AC_DEFINE(USE_SLANG)
SLANGLIB="$SLANGLIB -lslang",
[AC_MSG_WARN([No S-Lang library found.])]
$srcdir/mkpluginhooks enable term no
),
[AC_MSG_WARN([No S-Lang header file found.])]
$srcdir/mkpluginhooks enable term no
)
AC_SUBST(SLANGINC)
AC_SUBST(SLANGLIB)
AC_PATH_XTRA
if test "$have_x" = "yes" ; then
SLIBS=$LIBS
LIBS="$LIBS $X_LIBS"
AC_CHECK_LIB(X11, XOpenDisplay, X_LIBS="$X_LIBS -lX11",
AC_CHECK_LIB(X11, XCloseDisplay, X_LIBS="$X_LIBS -lX11",
AC_CHECK_LIB(Xwindow, main, , have_x="no" )))
LIBS=$SLIBS
unset SLIBS
fi
if test "$have_x" = "yes" ; then
SLIBS=$LIBS
LIBS="$LIBS $X_LIBS"
AC_MSG_NOTICE(Compiling with X support...)
AC_DEFINE(X_SUPPORT)
X_SUPPORT="X_SUPPORT=1"
AC_SUBST(X_SUPPORT)
dnl Check for the MITSHM extention to speed up VGAemu
AC_ARG_ENABLE(mitshm,
[ --disable-mitshm do NOT use the MITSHM X extension])
if test "$enable_mitshm" != "no" ; then
AC_CHECK_LIB(Xext, XShmPutImage, enable_mitshm="yes", enable_mitshm="no")
fi
if test "$enable_mitshm" != "no" ; then
AC_CHECK_HEADER(X11/extensions/XShm.h,
[AC_DEFINE(HAVE_MITSHM,1) X_LIBS="-lXext $X_LIBS"],
AC_MSG_NOTICE(Compiling without the MITSHM X extension),
[#include <X11/Xlib.h>])
fi
LIBS="-lXext $LIBS"
AC_ARG_ENABLE(vidmode,
[ --disable-vidmode do NOT use the XF86 vidmode extension])
if test "$enable_vidmode" != "no" ; then
AC_CHECK_LIB(Xxf86vm, XF86VidModeSwitchToMode, enable_vidmode="yes", enable_vidmode="no")
fi
if test "$enable_vidmode" = "no"; then
AC_MSG_NOTICE(Compiling without the XF86 video mode extension)
else
AC_CHECK_HEADER(X11/extensions/xf86vmode.h,
[AC_DEFINE(HAVE_XVIDMODE,1) X_LIBS="-lXxf86vm $X_LIBS"],
AC_MSG_NOTICE(Compiling without the XF86 video mode extension),
[#include <X11/Xlib.h>])
fi
LIBS=$SLIBS
unset SLIBS
AC_CHECK_PROG([BDFTOPCF], [bdftopcf], ["yes"], ["no"])
AC_CHECK_PROG([MKFONTDIR], [mkfontdir], ["yes"], ["no"])
if test "$MKFONTDIR" = "no" -o "$BDFTOPCF" = "no"; then
AC_MSG_ERROR([
Your system doesn't seem to have bdftopcf or mkfontdir available.
Please install these packages or a package named like 'xorg-x11-font-utils'
or 'xfonts-utils' and retry.])
fi
else
AC_MSG_NOTICE(Compiling without X support...)
fi
PACKAGE_VERSION=`cat ${srcdir}/VERSION`
VV=$PACKAGE_VERSION
VERSION=${VV%%.*}
VV=${VV#*.}
SUBLEVEL=${VV%%.*}
VV=${VV#*.}
PATCHLEVEL1=${VV%%.*}
if test $PATCHLEVEL1 = $VV; then
PATCHLEVEL2=0
else
VV=${VV#*.}
PATCHLEVEL2=${VV%%.*}
fi
DOSEMU_VERSION_CODE=`echo "$(( ( $VERSION * 16777216 ) + ( $SUBLEVEL * 65536 ) + ( $PATCHLEVEL1 * 256 ) + $PATCHLEVEL2 ))"`
PATCHLEVEL="${PATCHLEVEL1}.${PATCHLEVEL2}"
THISVERSION="$VERSION.$SUBLEVEL.$PATCHLEVEL"
EMUVER="$VERSION.$SUBLEVEL"
RELEASE_DATE=`head -n1 $srcdir/ChangeLog | cut '-d ' -f1`
AC_SUBST(VERSION)
AC_SUBST(SUBLEVEL)
AC_SUBST(PATCHLEVEL1)
AC_SUBST(PATCHLEVEL2)
AC_SUBST(RELEASE_DATE)
AC_DEFINE_UNQUOTED(EMUVER, "$EMUVER")
CONFIG_TIME=`date`
AC_DEFINE_UNQUOTED(CONFIG_HOST, "$CONFIG_HOST")
AC_DEFINE_UNQUOTED(CONFIG_TIME, "$CONFIG_TIME")
AC_DEFINE_UNQUOTED(VERSION, $VERSION)
AC_DEFINE_UNQUOTED(DOSEMU_VERSION_CODE, $DOSEMU_VERSION_CODE)
AC_DEFINE_UNQUOTED(SUBLEVEL, $SUBLEVEL)
AC_DEFINE_UNQUOTED(PATCHLEVEL, $PATCHLEVEL)
AC_DEFINE_UNQUOTED(VERSTR, "$THISVERSION")
AC_DEFINE_UNQUOTED(VERDATE, "$RELEASE_DATE")
OPTIONALSUBDIRS="dosext/net/v-net"
REQUIRED="tools commands tools/periph"
dnl enable EXPERIMENTAL stuff
AC_ARG_ENABLE(experimental,
[ --enable-experimental enable configuration of EXPERIMENTAL stuff])
if test "$enable_experimental" = "yes"; then
AC_MSG_NOTICE(Allowing EXPERIMENTAL stuff to be configured...);
else
AC_MSG_NOTICE(EXPERIMENTAL stuff disabled...);
fi
if test "$CONFIG_HOST" = "linux"; then
dnl Do vm86plus
dnl Starting wth dosemu-1.0 we nolonger support the old vm86 interface
dnl but only vm86plus
AC_DEFINE_UNQUOTED(USE_MHPDBG)
USE_MHPDBG="USE_MHPDBG=1"
AC_SUBST(USE_MHPDBG)
DEBUGGER="arch/$CONFIG_HOST/debugger"
OPTIONALSUBDIRS="dosext/net/v-net"
REQUIRED="tools commands tools/periph"
fi
AC_SUBST(DEBUGGER)
dnl try to hook in available plug-ins
if test -x $srcdir/mkpluginhooks; then
$srcdir/mkpluginhooks
if test -f plugin_libdirs; then
PLUGINSUBDIRS=`cat plugin_libdirs`
AC_MSG_NOTICE(Including plugins: $PLUGINSUBDIRS...);
if test -f plugin_incdirs; then
cd src
for i in `cat ../plugin_incdirs`; do
if test -f ../configure.ac; then
for j in $i/*.h; do
ln -sf ../../$j plugin/include/`basename $j`
done
else
abssrcdir=`cd .. && cd $srcdir && pwd`
for j in $abssrcdir/src/$i/*.h; do
ln -sf $j plugin/include/`basename $j`
done
fi
done
cd ..
fi
else
AC_MSG_NOTICE(Compiling without plug-ins...)
fi
else
AC_MSG_NOTICE(Compiling without plug-ins...)
fi
dnl Do compilation for GDB
AC_ARG_ENABLE(debug,
[ --enable-debug compile with debug info])
if test "$enable_debug" = "yes"; then
AC_MSG_NOTICE(Compiling with debug info...);
else
AC_MSG_NOTICE(Compiling without debug info...);
fi
dnl Compile with ASPI support
AC_ARG_ENABLE(aspi,
[ --disable-aspi do NOT compile with ASPI support])
if test "$enable_aspi" != "no"; then
AC_MSG_NOTICE(Compiling with ASPI support...);
AC_DEFINE(ASPI_SUPPORT)
AC_SUBST(ASPI_SUPPORT,"ASPI_SUPPORT=1")
else
AC_MSG_NOTICE(Compiling without ASPI support...);
fi
dnl Do SB emulation
AC_ARG_ENABLE(sbemu,
[ --disable-sbemu do NOT use SoundBlaster emulator])
if test "$enable_sbemu" = "no"; then
AC_MSG_NOTICE(Compiling without SB Emulation...)
else
AC_MSG_NOTICE(Compiling with SB Emulation...)
AC_DEFINE(USE_SBEMU)
USE_SBEMU="USE_SBEMU=1"
AC_SUBST(USE_SBEMU)
fi
dnl DPMI requirements
AC_SUBST(OPTIONALSUBDIRS)
AC_SUBST(REQUIRED)
AC_SUBST(PLUGINSUBDIRS)
dnl Now CFLAGS and INCLUDES
INCDIR="-I\${top_builddir}/src/include -I\${top_builddir}/src/plugin/include"
AC_SUBST(INCDIR)
CFLAGS="-Wall -Wstrict-prototypes -Wmissing-declarations -Wnested-externs"
if test -z "$OPT"; then
if test "$enable_debug" = "yes"; then
CFLAGS="$CFLAGS -g"
AC_DEFINE(_DEBUG)
OPT="-O"
else
OPT="-O2" # BIG NOTE: do _not_ use -O3,
# because in forces _inline_ at places where we don't want it !
# If we want _inline_, well then we 'code' it.
OPT="$OPT -fomit-frame-pointer" # never omit the frame pointer when debugging!
fi
fi
if test "$enable_debug" = "yes"; then
AC_DEFINE(_DEBUG)
fi
dnl CPU emulator
AC_ARG_ENABLE(cpuemu,
[ --disable-cpuemu do NOT compile with optional x86 emulation code])
if test "$enable_cpuemu" != "no"; then
AC_MSG_NOTICE(Compiling with optional 386 emulation code...);
AC_DEFINE_UNQUOTED(X86_EMULATOR)
X86_EMULATOR="X86_EMULATOR=1"
AC_SUBST(X86_EMULATOR)
else
AC_MSG_NOTICE(Compiling for native x86...);
fi
dnl Check for proper gas code16 functionality
if echo '.code16;.text;addr32 pushw 4(%esp)' | as -o dummy.o >/dev/null 2>&1; then
GASCODE16=1
else
if echo '.code16;.text;addr32; pushw 4(%esp)' | as -o dummy.o >/dev/null 2>&1; then
GASCODE16=0
else
echo ''
echo '*** error:'
echo '*** Your system has no complete code16 functional gas,'
echo '*** you must upgrade to atleast binutils-2.9.1.0.25'
echo '*** in order to compile DOSEMU ... giving up'
echo ''
exit 1
fi
fi
rm -f dummy.o
AC_DEFINE_UNQUOTED(GASCODE16, $GASCODE16)
# OPT=-fno-inline
if test "$CONFIG_HOST" = "linux"; then
AC_MSG_NOTICE(Linux Specific build options...)
dnl Linux net code
AC_ARG_ENABLE(net,
[ --disable-net do NOT use Linux net code])
if test "$enable_net" = "no"; then
AC_MSG_NOTICE(Compiling without network support...);
else
AC_MSG_NOTICE(Compiling with network support...);
AC_DEFINE(USING_NET)
fi
PIPE=-pipe
fi
AC_ARG_WITH(target_cpu, [ --with-target-cpu=CPU use the specified target CPU (default=auto)])
if test "$with_target_cpu" = ""; then
AC_MSG_NOTICE(Compiling with default target CPU...)
target_cpu=""
else
AC_MSG_NOTICE(Compiling with specified target CPU...)
target_cpu=$with_target_cpu
fi
if test "$GCC" = "yes" ; then
AC_MSG_CHECKING(for the version of gcc...)
minor=`echo "" |${CC-cc} -E -dM -|awk '/__GNUC_MINOR__/{print $3}'`
major=`echo "" |${CC-cc} -E -dM -|awk '/__GNUC__/{print $3}'`
GCC_VERSION_CODE=$((($major * 1000) + $minor))
AC_MSG_RESULT($GCC_VERSION_CODE)
AC_MSG_CHECKING(need for pedantic asm constraints...)
if test "$(( $GCC_VERSION_CODE >= 2008 ))" = "1"; then
AC_MSG_RESULT(yes)
AC_DEFINE(ASM_PEDANTIC)
AC_MSG_CHECKING(for egcs...)
if gcc -v 2>&1|grep 'egcs-' >/dev/null; then
AC_MSG_RESULT([yes, using -fno-gcse to work around bugs])
OPT="$OPT -fno-gcse"
else
AC_MSG_RESULT(no)
fi
AC_MSG_CHECKING(for gcc-2.95 or newer ...)
if test "$(( $GCC_VERSION_CODE >= 2095 ))" = "1"; then
AC_MSG_RESULT([yes, using -fno-strict-aliasing to work around bugs])
OPT="$OPT -fno-strict-aliasing"
if test "$(( $GCC_VERSION_CODE >= 3000 ))" = "1"; then
CPPFLAGS="$CPPFLAGS -MP"
if test "$(( $GCC_VERSION_CODE >= 4000 ))" = "1"; then
# ideally we should fix these warnings, but for now, it's too
# much noise. The Linux kernel does the same thing.
OPT="$OPT -Wno-pointer-sign"
fi
fi
else
AC_MSG_RESULT(no)
fi
else
AC_MSG_RESULT(no)
fi
# -m486 is usually in the specs for the compiler
# but gcc-3.0 wants -mcpu=i486 instead
# and gcc-3.4 wants -mtune=i486 instead
# let the compiler options be dependent of the _target_
# where dosemu is compiled for, not the host
if test "$target_cpu" = "athlon" -a $GCC_VERSION_CODE -le 2095 ; then
target_cpu="i686"
fi
if test -z "$target_cpu" ; then
true
elif test "$GCC_VERSION_CODE" -ge 3004 ; then
OPT="$OPT -mtune=$target_cpu"
elif test "$GCC_VERSION_CODE" -ge 2095 ; then
OPT="$OPT -mcpu=$target_cpu"
else
case "$target_cpu" in
i486)
OPT="$OPT -m486"
;;
i386)
OPT="$OPT -m386"
;;
*)
;;
esac
fi
if test "$target_cpu" = "athlon"; then
OPT="$OPT -malign-functions=4 -fexpensive-optimizations"
elif test "$target_cpu" = "i486"; then
OPT="$OPT -malign-loops=2 -malign-jumps=2 -malign-functions=2"
fi
AC_MSG_CHECKING(for glibc...)
set `printf '%b\n' '#include <features.h>\nXXAaZZ __GLIBC__ XXBbZZ __GLIBC_MINOR__'|${CC-cc} -E -|awk '/XXAaZZ/ {print $2 " " $4}'`
major=$1; minor=$2
if test "$major" = "__GLIBC__"; then
AC_MSG_ERROR([Sorry, you need glibc-2.1.3 or newer.])
else
if test "$minor" = "__GLIBC_MINOR__"; then
minor=0;
fi
GLIBC_VERSION_CODE=$((($major * 1000) + $minor))
AC_MSG_RESULT([yes, version code $GLIBC_VERSION_CODE])
if test $GLIBC_VERSION_CODE -lt 2001; then
AC_MSG_ERROR([Sorry, you need glibc-2.1.3 or newer.])
fi
fi
fi
AC_DEFINE_UNQUOTED(GCC_VERSION_CODE,$GCC_VERSION_CODE)
AC_SUBST(ASM_PEDANTIC)
AC_DEFINE(_GNU_SOURCE)
CFLAGS="${CFLAGS} ${OPT} ${PIPE}"
CPPFLAGS="${CPPFLAGS} -MMD"
AC_SUBST(LDFLAGS)
AC_SUBST(LIBS)
AC_SUBST(X_LIBS)
AC_SUBST(X_CFLAGS)
dnl Create output files. If you add new ones, please do it in order.
AC_CONFIG_FILES([Makefile.conf dosemu.spec])
AC_CONFIG_COMMANDS([Makefile],
[ if ! test -f configure.ac; then
abssrcdir=`cd $srcdir && pwd`
mkdir -p `(cd $abssrcdir; find . -name .svn -prune -o -name CVS -prune -o -type d -print)`
for i in `(cd $abssrcdir; find . -name Makefile)`; do
echo ln -sf $abssrcdir/$i $i
ln -sf $abssrcdir/$i $i
done
fi
])
dnl autoheader stuff
AH_TOP([
/*
* (C) Copyright 1992, ..., 2007 the "DOSEMU-Development-Team".
*
* for details see file COPYING.DOSEMU in the DOSEMU distribution
*/
/*
* BIG FAT WARNING:
*
* These #defines come from configure.ac.
* If you edit config.h.in, your efforts will become useless the next
* time you run autoheader or autoreconf.
*
* All lines within AH_TOP and AH_BOTTOM are copied unchanged into
* config.h.in. Read the GNU autoconf documentation to learn more
* xabout configure & friends.
*
*/
#ifndef CONFIG_H
#define CONFIG_H 1
#define VERSION_OF(a,b,c,d) (((a) << 24) | ((b) << 16) | ((c) << 8) | (d))
#define IS_DEVEL_RELEASE (DOSEMU_VERSION_CODE && 65536)
#ifdef __ASM__
/* trick to comment out prototypes */
#define extern #
#else
#include "extern.h"
#include "confpath.h"
/* not overridable file constants */
#define DOSEMU_RC ".dosemurc" /* per user config file */
#define OLD_DOS_RC ".dosrc" /* old, obsolete user config file */
#define LOCALDIR_BASE_NAME ".dosemu" /* base directory in $HOME */
#define DOSEMU_CONF "dosemu.conf" /* standard configuration file */
#define DOSEMU_USERS "dosemu.users" /* access right configuration file */
#define DEFAULT_CONFIG_SCRIPT "builtin" /* main configuration script */
#define DOSEMU_LOGLEVEL "dosemu.loglevel" /* logging configuration file */
#define DOSEMU_MIDI "dosemu-midi" /* fifo for midi daemon */
#define DOSEMU_MIDI_IN "dosemu-midi_in" /* fifo for midi input */
EXTERN char *config_script_name INIT(DEFAULT_CONFIG_SCRIPT);
EXTERN char *config_script_path INIT(0);
EXTERN char *dosemu_users_file_path INIT("/etc/" DOSEMU_USERS);
EXTERN char *dosemu_loglevel_file_path INIT("/etc/" DOSEMU_LOGLEVEL);
EXTERN char *dosemu_rundir_path INIT("~/" LOCALDIR_BASE_NAME "/run");
EXTERN char *dosemu_localdir_path INIT("~/" LOCALDIR_BASE_NAME);
EXTERN char dosemulib_default[] INIT(DOSEMULIB_DEFAULT);
EXTERN char *dosemu_lib_dir_path INIT(dosemulib_default);
EXTERN char dosemuhdimage_default[] INIT(DOSEMUHDIMAGE_DEFAULT);
EXTERN char *dosemu_hdimage_dir_path INIT(dosemuhdimage_default);
EXTERN char keymaploadbase_default[] INIT(DOSEMULIB_DEFAULT "/");
EXTERN char *keymap_load_base_path INIT(keymaploadbase_default);
EXTERN char *keymap_dir_path INIT("keymap/");
EXTERN char *owner_tty_locks INIT("uucp");
EXTERN char *tty_locks_dir_path INIT("/var/lock");
EXTERN char *tty_locks_name_path INIT("LCK..");
EXTERN char *dexe_load_path INIT(dosemuhdimage_default);
EXTERN char *dosemu_midi_path INIT("~/" LOCALDIR_BASE_NAME "/run/" DOSEMU_MIDI);
EXTERN char *dosemu_midi_in_path INIT("~/" LOCALDIR_BASE_NAME "/run/" DOSEMU_MIDI_IN);
#define DOSEMU_USERS_FILE dosemu_users_file_path
#define DOSEMU_LOGLEVEL_FILE dosemu_loglevel_file_path
#define RUNDIR dosemu_rundir_path
#define LOCALDIR dosemu_localdir_path
#define KEYMAP_LOAD_BASE_PATH keymap_load_base_path
#define KEYMAP_DIR keymap_dir_path
#define OWNER_LOCKS owner_tty_locks
#define PATH_LOCKD tty_locks_dir_path
#define NAME_LOCKF tty_locks_name_path
#define DOSEMU_MAP_PATH dosemu_map_file_name
#define DOSEMU_MIDI_PATH dosemu_midi_path
#define DOSEMU_MIDI_IN_PATH dosemu_midi_in_path
#endif /* not __ASM__ */
])
AH_TEMPLATE([CONFIG_HOST],
[ Define the host for which Dosemu is configured ])
AH_TEMPLATE([CONFIG_TIME],
[ Define the configure time ])
AH_TEMPLATE([VERSION],
[ Define the Dosemu version ])
AH_TEMPLATE([DOSEMU_VERSION_CODE],
[ Define the Dosemu version code ])
AH_TEMPLATE([VERDATE],
[ Define the Dosemu version release date ])
AH_TEMPLATE([SUBLEVEL],
[ Define the Dosemu sublevel ])
AH_TEMPLATE([PATCHLEVEL],
[ Define the Dosemu patchlevel ])
AH_TEMPLATE([VERSTR],
[ Define the version string ])
AH_TEMPLATE([EMUVER],
[ Define the EMU version ])
AH_TEMPLATE([GASCODE16],
[ Define the stepping of gas code16 functionality ])
AH_TEMPLATE([__FUNCTION__],
[Define if the compiler doesn't have __FUNCTION__ macro
This is very gcc specific (and very useful!). It is defined
as "" if the compiler doesn't have it. ])
AH_TEMPLATE([__FILE__],
[ Define if the compiler doesn't have __FILE__ macro.
Most compilers have this one, but just to be sure...])
AH_TEMPLATE([__LINE__],
[ Define if the compiler doesn't have __LINE__ macro.
Most compilers have this one, but just to be sure...])
AH_TEMPLATE([USE_DL_PLUGINS],
[ DEFINE this, if you want dynamically loaded plugins ])
AH_TEMPLATE([USE_SLANG],
[ DEFINE this, if you want S-Lang support ])
AH_TEMPLATE([USE_SVGALIB],
[ DEFINE this, if you want svgalib support ])
AH_TEMPLATE([USE_GPM],
[ DEFINE this, if you want GPM support ])
AH_TEMPLATE([USE_ALSA],
[ DEFINE this, if you want alsa support ])
AH_TEMPLATE([USE_SNDFILE],
[ DEFINE this, if you want wav file output support ])
AH_TEMPLATE([USE_PTHREADS],
[ DEFINE this, if you want pthreads support ])
AH_TEMPLATE([USE_MHPDBG],
[ DEFINE this, if you want the dosdebugger (mhpdbg) ])
AH_TEMPLATE([X_SUPPORT],
[ Define this, if you want X support ])
AH_TEMPLATE([USE_SBEMU],
[ This is DEFINED when SB emulation is required. Just changing this is not
enough - you must reconfigure. ])
AH_TEMPLATE([HAVE_MITSHM],
[ Define this if you want to use MITSHM ])
AH_TEMPLATE([HAVE_XVIDMODE],
[ Define this if you want to use the XF86 video mode extension ])
AH_TEMPLATE([ASPI_SUPPORT],
[ Define this for ASPI (generic SCSI) support ])
AH_TEMPLATE([X86_EMULATOR],
[ Define this to use the X86 CPU emulator ])
AH_TEMPLATE([_DEBUG],
[ Define this for DEBUG info ])
AH_TEMPLATE([_GNU_SOURCE],
[ Define this if the GNU_SOURCE macro is necessary ])
AH_TEMPLATE([USING_NET],
[ Define if compiling with network support ])
AH_TEMPLATE([GCC_VERSION_CODE],
[ Set to GCC version code ])
AH_TEMPLATE([ASM_PEDANTIC],
[ Set if pedantic ASM is needed ])
AH_BOTTOM([
#ifndef __ASM__
EXTERN char *dosemu_map_file_name INIT(0);
#endif
#include "plugin_config.h"
#endif /* CONFIG_H */
])
AC_OUTPUT
dnl Run plugin configure scripts
dnl AC_CONFIG_SUBDIRS requires literal which doesn't work too well
dnl with our approach
#AC_CONFIG_SUBDIRS(`touch ./plugin_configure; cat ./plugin_configure`)
for i in `touch ./plugin_configure; cat ./plugin_configure`; do
popdir=`pwd`
if test -f ../configure.ac; then
abs_i=$i
else
abs_i=`cd $srcdir && pwd`/$i
fi
cd $i
echo "=== configuring in $i"
echo "Running $SHELL $abs_i/configure $ac_configure_args ..."
eval ${SHELL} $abs_i/configure $ac_configure_args
cd $popdir
done
dnl Print some warnings (if neccessary)
if test "$GCC" != "yes" ; then
AC_MSG_WARN( )
AC_MSG_WARN(Your system doesn't seem to have the GNU C compiler (gcc).)
AC_MSG_WARN(Trying to compile with $CC.)
AC_MSG_WARN(If you are sure you have gcc, set the environment variable)
AC_MSG_WARN(CC to the complete name of gcc. Examples:)
AC_MSG_WARN(csh/tcsh: setenv CC /usr/local/bin/gcc)
AC_MSG_WARN(sh/ksh/bash: CC=/usr/local/bin/gcc ; export CC)
AC_MSG_WARN(Of course you could also include the gcc bin directory in)
AC_MSG_WARN(your path.)
fi
if test "$have_x" = "no" ; then
AC_MSG_WARN( )
AC_MSG_WARN(Compiling without X support.)
AC_MSG_WARN(Install the X development libraries if you want support for X.)
fi
if test "$have_slang" = "no" ; then
AC_MSG_WARN( )
AC_MSG_WARN(Compiling without terminal support.)
AC_MSG_WARN(Install the slang development libraries if you want to run in a terminal.)
fi
echo ""
|