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scummvm/configure
Jonathan Gray 594d7d591d Allow GCC 2.95 again as compilation is now fixed. 
svn-id: r20289
2006-01-29 03:47:46 +00:00

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#!/bin/sh
#
# Some things this script could/should do when finished
#
# * detect whether it's a GNU compiler or not (for compiler settings)
# * command line options to...
# - override the host settings (for cross compiles
# - whether to do a debug build (with -g) or an optimized build (-O3 etc.)
# * detect whether the chosen backend is available (e.g. call sdl-config)
# * ....
# use environment vars if set
CXXFLAGS="$CXXFLAGS $CPPFLAGS"
# Backslashes into forward slashes:
# The following OS/2 specific code is performed to deal with handling of backslashes by ksh.
# Borrowed from the Sane configure script
if test "$ac_emxsupport" != "no" -a "$ac_emxsupport" != "NO"; then
ac_save_IFS="$IFS"
IFS="\\"
ac_TEMP_PATH=
for ac_dir in $PATH; do
IFS=$ac_save_IFS
if test -z "$ac_TEMP_PATH"; then
ac_TEMP_PATH="$ac_dir"
else
ac_TEMP_PATH="$ac_TEMP_PATH/$ac_dir"
fi
done
export PATH="$ac_TEMP_PATH"
unset ac_TEMP_PATH
fi
# default lib behaviour yes/no/auto
_vorbis=auto
_tremor=auto
_flac=auto
_mad=auto
_alsa=auto
_zlib=auto
_mpeg2=auto
_fluidsynth=auto
_mt32emu=yes
# default option behaviour yes/no
_build_scumm=yes
_build_scumm_7_8=yes
_build_he=yes
_build_simon=yes
_build_sky=yes
_build_sword1=yes
_build_sword2=yes
_build_queen=yes
_build_saga=yes
_build_gob=yes
_build_kyra=yes
_need_memalign=no
_build_plugins=no
_nasm=auto
_build_hq_scalers=yes
_build_scalers=yes
# more defaults
_backend=sdl
_ranlib=ranlib
_install=install
_ar="ar cru"
_mkdir="mkdir -p"
_echo=printf
_cat=cat
_rm="rm -f"
_rm_rec="$_rm -r"
_zip="zip -q"
_cp=cp
_win32path="C:/scummvm"
_sdlconfig=sdl-config
_sdlpath="$PATH"
_nasmpath="$PATH"
NASMFLAGS=""
NASM=""
_prefix=/usr/local
_have_x86=""
_srcdir=`dirname $0`
# TODO: We should really use mktemp(1) to determine a random tmp file name.
# However, that tool might not be available everywhere.
TMPO=${_srcdir}/scummvm-conf
TMPC=${TMPO}.cpp
TMPLOG=${_srcdir}/config.log
# For cross compiling
_host=""
_host_cpu=""
_host_vendor=""
_host_os=""
# config.h defaults
_def_linupy="#undef LINUPY"
cc_check() {
echo >> "$TMPLOG"
cat "$TMPC" >> "$TMPLOG"
echo >> "$TMPLOG"
echo "$CXX $TMPC -o $TMPO$EXEEXT $@" >> "$TMPLOG"
rm -f "$TMPO$EXEEXT"
( $CXX "$TMPC" -o "$TMPO$EXEEXT" "$@" ) >> "$TMPLOG" 2>&1
TMP="$?"
echo >> "$TMPLOG"
return "$TMP"
}
echocheck () {
echo_n "Checking for $@... "
}
#
# Check whether the given command is a working C++ compiler
#
test_compiler ()
{
cat <<EOF >tmp_cxx_compiler.cpp
class Foo {
int a;
};
int main(int argc, char **argv)
{
Foo *a = new Foo();
delete a;
return 0;
}
EOF
if test -n "$_host"; then
# In cross-compiling mode, we cannot run the result
eval "$1 -o tmp_cxx_compiler$EXEEXT tmp_cxx_compiler.cpp 2> /dev/null" && rm -f tmp_cxx_compiler$EXEEXT tmp_cxx_compiler.cpp
else
eval "$1 -o tmp_cxx_compiler$EXEEXT tmp_cxx_compiler.cpp 2> /dev/null" && eval "./tmp_cxx_compiler 2> /dev/null" && rm -f tmp_cxx_compiler$EXEEXT tmp_cxx_compiler.cpp
fi
}
#
# Determine sdl-config
#
# TODO: small bit of code to test sdl useability
find_sdlconfig()
{
echo_n "Looking for sdl-config... "
sdlconfigs="$_sdlconfig:sdl-config:sdl11-config:sdl12-config"
_sdlconfig=
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS="$SEPARATOR"
for path_dir in $_sdlpath; do
#reset separator to parse sdlconfigs
IFS=":"
for sdlconfig in $sdlconfigs; do
if test -x "$path_dir/$sdlconfig" ; then
_sdlconfig="$path_dir/$sdlconfig"
echo $_sdlconfig
break
fi
done
done
IFS="$ac_save_ifs"
if test -z "$_sdlconfig"; then
echo "none found!"
exit 1
fi
}
#
# Function to provide echo -n for bourne shells that don't have it
#
echo_n()
{
printf "$@"
}
#
# Determine a data type with the given length
#
find_type_with_size ()
{
cat <<EOF >tmp_find_type_with_size.cpp
#include <stdio.h>
int main(int argc, char **argv)
{
int size = argv[1][0] - '0';
if (size == sizeof(int))
printf("int\n");
else if (size == sizeof(short))
printf("short\n");
else if (size == sizeof(char))
printf("char\n");
else if (size == sizeof(long))
printf("long\n");
else {
printf("unknown\n");
return 1;
}
return 0;
}
EOF
if eval "$CXX -o tmp_find_type_with_size$EXEEXT tmp_find_type_with_size.cpp"; then
datatype=`./tmp_find_type_with_size $1`
if test "$datatype" = "unknown"; then
echo "couldn't find data type with $1 bytes"
exit 1
fi
fi
rm -f tmp_find_type_with_size$EXEEXT tmp_find_type_with_size.cpp
echo $datatype
}
CheckNASM()
{
echocheck "nasm"
if test "$_nasm" = no ; then
echo "disabled"
return;
fi
IFS="${IFS= }"; ac_save_ifs="$IFS"; IFS=$SEPARATOR
for path_dir in $_nasmpath; do
if test -x "$path_dir/nasm" ; then
NASM="$path_dir/nasm"
echo $NASM
break
fi
done
IFS="$ac_save_ifs"
if test x$NASM = x -o x$NASM = x'"$NASM"'; then
echo "not found"
_nasm=no
else
case $_host_os in
mingw* | cygwin*)
NASMFLAGS="-f win32"
;;
*)
NASMFLAGS="-f elf"
;;
esac
_nasm=yes
fi
}
#
# Greet user
#
echo "Running ScummVM configure..."
echo "Configure run on" `date` > $TMPLOG
#
# Check any parameters we received
#
# TODO:
# * Change --disable-mad / --enable-mad to the way it's done in autoconf:
# That is, --without-mad / --with-mad=/prefix/to/mad. Useful for people
# who have Mad/Vorbis/ALSA installed in a non-standard locations.
#
for parm in "$@" ; do
if test "$parm" = "--help" || test "$parm" = "-help" || test "$parm" = "-h" ; then
cat << EOF
Usage: $0 [OPTIONS]...
Configuration:
-h, --help display this help and exit
--backend=BACKEND backend to build (sdl, x11, morphos, dc, gp32, null) [sdl]
Installation directories:
--prefix=DIR use this prefix for installing ScummVM [/usr/local]
--bindir=DIR directory to install the scummvm binary in [PREFIX/bin]
--mandir=DIR directory to install the manpage in [PREFIX/man]
Special configuration feature:
--host=HOST cross-compile to target HOST (arm-linux, ...)
special targets: linupy for Yopy PDA
Optional Features:
--disable-debug disable building with debugging symbols
--disable-scumm don't build the SCUMM engine
--disable-scumm-7-8 exclude v7 and v8 game in SCUMM engine (ft, dig, comi and demos)
--disable-he exclude HE70+ games in SCUMM engine
--disable-simon don't build the simon engine
--disable-sky don't build the Beneath a Steel Sky engine
--disable-sword1 don't build the Broken Sword 1 engine
--disable-sword2 don't build the Broken Sword 2 engine
--disable-queen don't build the Flight of the Amazon Queen engine
--disable-saga don't build the SAGA engine
--disable-gob don't build the Gobli*ns engine
--disable-kyra don't build the Legend of Kyrandia engine
--enable-plugins build engines as loadable modules instead of
static linking them
--disable-mt32emu don't enable the integrated MT-32 emulator
--disable-hq-scalers exclude HQ2x and HQ3x scalers
--disable-scalers exclude scalers
Optional Libraries:
--with-alsa-prefix=DIR Prefix where alsa is installed (optional)
--disable-alsa disable ALSA midi sound support [autodetect]
--with-ogg-prefix=DIR Prefix where libogg is installed (optional)
--with-vorbis-prefix=DIR Prefix where libvorbis is installed (optional)
--disable-vorbis disable Ogg Vorbis support [autodetect]
--with-tremor-prefix=DIR Prefix where tremor is installed (optional)
--disable-tremor disable tremor support [autodetect]
--with-mad-prefix=DIR Prefix where libmad is installed (optional)
--disable-mad disable libmad (MP3) support [autodetect]
--with-flac-prefix=DIR Prefix where libFLAC is installed (optional)
--disable-flac disable FLAC support [autodetect]
--with-zlib-prefix=DIR Prefix where zlib is installed (optional)
--disable-zlib disable zlib (compression) support [autodetect]
--with-mpeg2-prefix=DIR Prefix where libmpeg2 is installed (optional)
--disable-mpeg2 disable mpeg2 codec for cutscenes [autodetect]
--with-fluidsynth-prefix=DIR Prefix where libfluidsynth is installed (optional)
--disable-fluidsynth disable fluidsynth MIDI driver [autodetect]
--with-sdl-prefix=DIR Prefix where the sdl-config script is installed (optional)
--with-nasm-prefix=DIR Prefix where nasm executable is installed (optional)
--disable-nasm disable assembly language optimizations [autodetect]
Some influential environment variables:
LDFLAGS linker flags, e.g. -L<lib dir> if you have libraries in a
nonstandard directory <lib dir>
CXX C++ compiler command
CXXFLAGS C++ compiler flags
CPPFLAGS C++ preprocessor flags, e.g. -I<include dir> if you have
headers in a nonstandard directory <include dir>
EOF
exit 0
fi
done # for parm in ...
DEBFLAGS="-g"
for ac_option in $@; do
case "$ac_option" in
--disable-scumm) _build_scumm=no ;;
--disable-scumm-7-8) _build_scumm_7_8=no ;;
--disable-he) _build_he=no ;;
--disable-simon) _build_simon=no ;;
--disable-sky) _build_sky=no ;;
--disable-sword1) _build_sword1=no ;;
--disable-sword2) _build_sword2=no ;;
--disable-queen) _build_queen=no ;;
--disable-saga) _build_saga=no ;;
--disable-gob) _build_gob=no ;;
--disable-kyra) _build_kyra=no ;;
--disable-hq-scalers) _build_hq_scalers=no ;;
--disable-scalers) _build_scalers=no ;;
--enable-alsa) _alsa=yes ;;
--disable-alsa) _alsa=no ;;
--enable-vorbis) _vorbis=yes ;;
--disable-vorbis) _vorbis=no ;;
--enable-tremor) _tremor=yes ;;
--disable-tremor) _tremor=no ;;
--enable-flac) _flac=yes ;;
--disable-flac) _flac=no ;;
--enable-mad) _mad=yes ;;
--disable-mad) _mad=no ;;
--enable-zlib) _zlib=yes ;;
--disable-zlib) _zlib=no ;;
--enable-nasm) _nasm=yes ;;
--disable-nasm) _nasm=no ;;
--disable-mpeg2) _mpeg2=no ;;
--disable-fluidsynth) _fluidsynth=no ;;
--enable-plugins) _build_plugins=yes ;;
--enable-mt32emu) _mt32emu=yes ;;
--disable-mt32emu) _mt32emu=no ;;
--with-fluidsynth-prefix=*)
arg=`echo $ac_option | cut -d '=' -f 2`
FLUIDSYNTH_CFLAGS="-I$arg/include"
FLUIDSYNTH_LIBS="-L$arg/lib"
;;
--with-mpeg2-prefix=*)
arg=`echo $ac_option | cut -d '=' -f 2`
MPEG2_CFLAGS="-I$arg/include"
MPEG2_LIBS="-L$arg/lib"
;;
--with-alsa-prefix=*)
arg=`echo $ac_option | cut -d '=' -f 2`
ALSA_CFLAGS="-I$arg/include"
ALSA_LIBS="-L$arg/lib"
;;
--with-ogg-prefix=*)
arg=`echo $ac_option | cut -d '=' -f 2`
OGG_CFLAGS="-I$arg/include"
OGG_LIBS="-L$arg/lib"
;;
--with-vorbis-prefix=*)
arg=`echo $ac_option | cut -d '=' -f 2`
VORBIS_CFLAGS="-I$arg/include"
VORBIS_LIBS="-L$arg/lib"
;;
--with-tremor-prefix=*)
arg=`echo $ac_option | cut -d '=' -f 2`
TREMOR_CFLAGS="-I$arg/include"
TREMOR_LIBS="-L$arg/lib"
;;
--with-flac-prefix=*)
arg=`echo $ac_option | cut -d '=' -f 2`
FLAC_CFLAGS="-I$arg/include"
FLAC_LIBS="-L$arg/lib"
;;
--with-mad-prefix=*)
arg=`echo $ac_option | cut -d '=' -f 2`
MAD_CFLAGS="-I$arg/include"
MAD_LIBS="-L$arg/lib"
;;
--with-zlib-prefix=*)
arg=`echo $ac_option | cut -d '=' -f 2`
ZLIB_CFLAGS="-I$arg/include"
ZLIB_LIBS="-L$arg/lib"
;;
--backend=*)
_backend=`echo $ac_option | cut -d '=' -f 2`
;;
--enable-debug)
# debug is enabled by default
;;
--disable-debug)
DEBFLAGS=""
;;
--enable-release)
DEBFLAGS="-O2"
;;
--with-sdl-prefix=*)
arg=`echo $ac_option | cut -d '=' -f 2`
_sdlpath="$arg:$arg/bin"
;;
--with-nasm-prefix=*)
arg=`echo $ac_option | cut -d '=' -f 2`
_nasmpath="$arg:$arg/bin"
;;
--host=*)
_host=`echo $ac_option | cut -d '=' -f 2`
;;
--prefix=*)
_prefix=`echo $ac_option | cut -d '=' -f 2`
;;
--bindir=*)
_bindir=`echo $ac_option | cut -d '=' -f 2`
;;
--mandir=*)
_mandir=`echo $ac_option | cut -d '=' -f 2`
;;
*)
echo "error: unrecognised option: $ac_option
Try \`$0 --help' for more information." >&2
exit 1
;;
esac;
done;
CXXFLAGS="$CXXFLAGS $DEBFLAGS"
case $_host in
linupy)
_host_os=linux
_host_cpu=arm
;;
arm-riscos)
_host_os=riscos
_host_cpu=arm
;;
ppc-amigaos)
_host_os=amigaos
_host_cpu=ppc
;;
*)
guessed_host=`$_srcdir/config.guess`
_host_cpu=`echo $guessed_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\1/'`
_host_os=`echo $guessed_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\3/'`
_host_vendor=`echo $guessed_host | sed 's/^\([^-]*\)-\([^-]*\)-\(.*\)$/\2/'`
;;
esac
#
# Determine extension used for executables
#
case $_host_os in
mingw* | cygwin* | os2-emx*)
EXEEXT=".exe"
;;
arm-riscos)
EXEEXT=",ff8"
;;
*)
EXEEXT=""
;;
esac
#
# Determine separator used for $PATH
#
case $_host_os in
os2-emx* )
SEPARATOR=";"
;;
* )
SEPARATOR=":"
;;
esac
#
# Determine the C++ compiler
#
echo_n "Looking for C++ compiler... "
if test -n "$_host"; then
compilers="$CXX $_host_cpu-$_host_os-g++ $_host_cpu-$_host_os-c++"
else
compilers="$CXX g++ c++"
fi
CXX=
for compiler in $compilers; do
if test_compiler $compiler; then
CXX=$compiler
echo $CXX
break
fi
done
if test -z $CXX; then
echo "none found!"
exit 1
fi
#
# Determine the compiler version
echocheck "compiler version"
cxx_name=`( $cc -v ) 2>&1 | tail -n 1 | cut -d ' ' -f 1`
cxx_version=`( $CXX -dumpversion ) 2>&1`
if test "$?" -gt 0; then
cxx_version="not found"
fi
case $cxx_version in
2.95.[2-9]|2.95.[2-9][-.]*|3.[0-9]|3.[0-9].[0-9]|3.[0-9].[0-9][-.]*|4.[0-9].[0-9]|4.[0-9].[0-9][-.]*)
_cxx_major=`echo $cxx_version | cut -d '.' -f 1`
_cxx_minor=`echo $cxx_version | cut -d '.' -f 2`
cxx_version="$cxx_version, ok"
cxx_verc_fail=no
;;
# whacky beos version strings
2.9-beos-991026*|2.9-beos-000224*)
_cxx_major=2
_cxx_minor=95
cxx_version="$cxx_version, ok"
cxx_verc_fail=no
;;
3_4)
_cxx_major=3
_mxx_minor=4
;;
'not found')
cxx_verc_fail=yes
;;
*)
cxx_version="$cxx_version, bad"
cxx_verc_fail=yes
;;
esac
echo "$cxx_version"
if test "$cxx_verc_fail" = yes ; then
echo
echo "The version of your compiler is not supported at this time"
echo "Please ensure you are using GCC >= 2.95"
exit 1
fi
#
# Do CXXFLAGS now we know the compiler version
#
if test "$_cxx_major" -ge "3" ; then
case $_host_os in
mingw* | cygwin*)
CXXFLAGS="$CXXFLAGS -W -Wno-unused-parameter"
;;
*)
CXXFLAGS="$CXXFLAGS -ansi -W -Wno-unused-parameter"
;;
esac
_make_def_HAVE_GCC3='HAVE_GCC3 = 1'
fi;
#
# Engine selection
#
if test "$_build_scumm" = no ; then
_mak_scumm='DISABLE_SCUMM = 1'
else
_mak_scumm='# DISABLE_SCUMM = 1'
fi
if test "$_build_scumm_7_8" = no ; then
_mak_scumm_7_8='DISABLE_SCUMM_7_8 = 1'
else
_mak_scumm_7_8='# DISABLE_SCUMM_7_8 = 1'
fi
if test "$_build_he" = no ; then
_mak_he='DISABLE_HE = 1'
else
_mak_he='# DISABLE_HE = 1'
fi
if test "$_build_simon" = no ; then
_mak_simon='DISABLE_SIMON = 1'
else
_mak_simon='# DISABLE_SIMON = 1'
fi
if test "$_build_sky" = no ; then
_mak_sky='DISABLE_SKY = 1'
else
_mak_sky='# DISABLE_SKY = 1'
fi
if test "$_build_sword1" = no ; then
_mak_sword1='DISABLE_SWORD1 = 1'
else
_mak_sword1='# DISABLE_SWORD1 = 1'
fi
if test "$_build_sword2" = no ; then
_mak_sword2='DISABLE_SWORD2 = 1'
else
_mak_sword2='# DISABLE_SWORD2 = 1'
fi
if test "$_build_queen" = no ; then
_mak_queen='DISABLE_QUEEN = 1'
else
_mak_queen='# DISABLE_QUEEN = 1'
fi
if test "$_build_kyra" = no ; then
_mak_kyra='DISABLE_KYRA = 1'
else
_mak_kyra='# DISABLE_KYRA = 1'
fi
if test "$_build_saga" = no ; then
_mak_saga='DISABLE_SAGA = 1'
else
_mak_saga='# DISABLE_SAGA = 1'
fi
if test "$_build_gob" = no ; then
_mak_gob='DISABLE_GOB = 1'
else
_mak_gob='# DISABLE_GOB = 1'
fi
if test "$_build_hq_scalers" = no ; then
_mak_hq_scalers='DISABLE_HQ_SCALERS = 1'
else
_mak_hq_scalers='# DISABLE_HQ_SCALERS = 1'
fi
if test "$_build_scalers" = no ; then
_mak_hq_scalers='DISABLE_SCALERS = 1'
else
_mak_hq_scalers='# DISABLE_SCALERS = 1'
fi
if test -n "$_host"; then
# Cross-compiling mode - add your target here if needed
case "$_host" in
linupy|arm-riscos)
echo "Cross-compiling to $_host, forcing endianness, alignment and type sizes"
DEFINES="$DEFINES -DUNIX"
_def_endianness='#define SCUMM_LITTLE_ENDIAN'
_def_align='#define SCUMM_NEED_ALIGNMENT'
_def_linupy="#define DLINUPY"
type_1_byte='char'
type_2_byte='short'
type_4_byte='int'
;;
arm-linux)
echo "Cross-compiling to $_host, forcing endianness, alignment and type sizes"
DEFINES="$DEFINES -DUNIX"
#not true for all ARM systems, but the interesting ones are all LE. Most (if not all) BE arm devices don't have a screen
_def_endianness='#define SCUMM_LITTLE_ENDIAN'
_def_align='#define SCUMM_NEED_ALIGNMENT'
type_1_byte='char'
type_2_byte='short'
type_4_byte='int'
;;
ppc-amigaos)
echo "Cross-compiling to $_host, forcing endianness, alignment and type sizes"
_def_endianness='#define SCUMM_BIG_ENDIAN'
_def_align='#define SCUMM_NEED_ALIGNMENT'
type_1_byte='char'
type_2_byte='short'
type_4_byte='long'
CXXFLAGS="$CFLAGS -newlib -mstrict-align -mcpu=750 -mtune=7400"
LDFLAGS="$LDFLAGS -newlib"
;;
*)
echo "Cross-compiling to unknown target $_host, please add your target to configure."
exit 1
;;
esac
else
#
# Determine build settings
#
# TODO - also add an command line option to override this?!?
echo_n "Checking hosttype... "
echo $_host_os
case $_host_os in
linux* | openbsd* | freebsd* | netbsd* | bsd* | sunos* | hpux* | beos*)
DEFINES="$DEFINES -DUNIX"
;;
irix*)
DEFINES="$DEFINES -DUNIX"
_ranlib=:
;;
darwin*)
DEFINES="$DEFINES -DUNIX -DMACOSX"
LIBS="$LIBS -framework QuickTime -framework AudioUnit -framework AudioToolbox -framework Carbon -framework CoreMIDI"
# TODO: Add proper check for Altivec support in the compiler...
DEFINES="$DEFINES -DHAS_ALTIVEC"
CXXFLAGS="$CXXFLAGS -faltivec"
;;
mingw*)
DEFINES="$DEFINES -DWIN32"
LIBS="$LIBS -lmingw32 -lwinmm"
OBJS="$OBJS scummvmico.o"
;;
cygwin*)
DEFINES="$DEFINES -mno-cygwin -DWIN32"
LIBS="$LIBS -mno-cygwin -lmingw32 -lwinmm"
OBJS="$OBJS scummvmico.o"
;;
os2-emx*)
DEFINES="$DEFINES -DUNIX"
;;
# given this is a shell script assume some type of unix
*)
echo "WARNING: could not establish system type, assuming unix like"
DEFINES="$DEFINES -DUNIX"
;;
esac
#
# Check for endianness
#
echo_n "Checking endianness... "
cat <<EOF >tmp_endianness_check.cpp
#include <stdio.h>
#include <stdlib.h>
int main(int argc, char **argv)
{
unsigned int data = 0x01234567;
char *ptr = (char *)&data;
if (ptr[0] == 0x01 && ptr[1] == 0x23 && ptr[2] == 0x45 && ptr[3] == 0x67)
printf("big\n");
else if (ptr[3] == 0x01 && ptr[2] == 0x23 && ptr[1] == 0x45 && ptr[0] == 0x67)
printf("little\n");
else
printf("unknown\n");
return 0;
}
EOF
$CXX -o tmp_endianness_check$EXEEXT tmp_endianness_check.cpp
endianness=`./tmp_endianness_check`
echo $endianness;
case $endianness in
big)
_def_endianness='#define SCUMM_BIG_ENDIAN'
;;
little)
_def_endianness='#define SCUMM_LITTLE_ENDIAN'
;;
*)
exit 1
;;
esac
rm -f tmp_endianness_check$EXEEXT tmp_endianness_check.cpp
#
# Check whether we can use x86 asm routines
#
echo_n "Running on x86... "
case $_host_cpu in
i386|i486|i586|i686)
_have_x86=yes
;;
*)
_have_x86=no
;;
esac
if test "$_have_x86" = yes ; then
_def_x86='#define HAVE_X86'
else
_def_x86='#undef HAVE_X86'
fi
echo "$_have_x86"
#
# Check whether memory alignment is required
#
echo_n "Alignment required... "
case $_host_cpu in
arm*)
_need_memalign=yes
;;
alpha*)
# Hardcode alignment requirements for Alpha processsors
_need_memalign=yes
;;
*)
# Try to auto-detect....
cat > $TMPC << EOF
#include <stdlib.h>
#include <signal.h>
int main(int argc, char **argv)
{
unsigned char test[8] = { 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88 };
signal(SIGBUS, exit);
signal(SIGABRT, exit);
signal(SIGSEGV, exit);
if (*((unsigned int *)(test + 1)) != 0x55443322 && *((unsigned int *)(test + 1)) != 0x22334455) {
return 1;
}
return 0;
}
EOF
_need_memalign=yes
cc_check && $TMPO && _need_memalign=no
;;
esac
if test "$_need_memalign" = yes ; then
_def_align='#define SCUMM_NEED_ALIGNMENT'
else
_def_align='#undef SCUMM_NEED_ALIGNMENT'
fi
echo "$_need_memalign"
#
# Determine data type sizes
# TODO: proper error checking
# TODO: Actually, we should check individually for both signed & unsigned
# data types - there are systems on which the size of an unsigned int
# differs from that of a signed int!
# However, so far we haven't encountered one of those, so we can live with
# the limited check for now.
#
echo_n "Type with 1 byte... "
type_1_byte=`find_type_with_size 1`
echo "$type_1_byte"
echo_n "Type with 2 bytes... "
type_2_byte=`find_type_with_size 2`
echo "$type_2_byte"
echo_n "Type with 4 bytes... "
type_4_byte=`find_type_with_size 4`
echo "$type_4_byte"
fi
#
# Check whether plugin support is requested and possible
#
echo_n "Checking whether building plugins was requested... "
echo "$_build_plugins"
_mak_plugins=
_def_plugin=
if test "$_build_plugins" = yes ; then
echo_n "Checking whether building plugins is supported... "
case $_host_os in
linux*)
_def_plugin='
#define PLUGIN_PREFIX "lib"
#define PLUGIN_SUFFIX ".so"
'
_mak_plugins='
BUILD_PLUGINS := 1
PLUGIN_PREFIX := lib
PLUGIN_SUFFIX := .so
PLUGIN_EXTRA_DEPS = $(EXECUTABLE)
CXXFLAGS += -DDYNAMIC_MODULES
CXXFLAGS += -fpic
PLUGIN_LDFLAGS += -shared
PRE_OBJS_FLAGS := -Wl,-export-dynamic -Wl,-whole-archive
POST_OBJS_FLAGS := -Wl,-no-whole-archive
LIBS += -ldl
'
;;
freebsd*)
_def_plugin='
#define PLUGIN_PREFIX "lib"
#define PLUGIN_SUFFIX ".so"
'
_mak_plugins='
BUILD_PLUGINS := 1
PLUGIN_PREFIX := lib
PLUGIN_SUFFIX := .so
PLUGIN_EXTRA_DEPS = $(EXECUTABLE)
CXXFLAGS += -DDYNAMIC_MODULES
CXXFLAGS += -fpic
PLUGIN_LDFLAGS += -shared
PRE_OBJS_FLAGS := -Wl,-export-dynamic -Wl,-whole-archive
POST_OBJS_FLAGS := -Wl,-no-whole-archive
'
;;
darwin*)
_def_plugin='
#define PLUGIN_PREFIX ""
#define PLUGIN_SUFFIX ".plugin"
'
_mak_plugins='
BUILD_PLUGINS := 1
PLUGIN_PREFIX :=
PLUGIN_SUFFIX := .plugin
PLUGIN_EXTRA_DEPS = $(EXECUTABLE)
CXXFLAGS += -DDYNAMIC_MODULES
PLUGIN_LDFLAGS += -bundle -bundle_loader $(EXECUTABLE) -exported_symbols_list "$(srcdir)/plugin.exp"
PRE_OBJS_FLAGS := -all_load
POST_OBJS_FLAGS :=
LIBS += -ldl
'
;;
*)
_build_plugins=no
_mak_plugins=
_def_plugin=
;;
esac
echo "$_build_plugins"
fi
#
# Check whether integrated MT-32 emulator support is requested
#
if test "$_mt32emu" = no ; then
_def_mt32emu='#undef USE_MT32EMU'
_mak_mt32emu='# USE_MT32EMU = 1'
else
_def_mt32emu='#define USE_MT32EMU'
_mak_mt32emu='USE_MT32EMU = 1'
fi
#
# Check for Ogg Vorbis
#
echocheck "Ogg Vorbis"
if test "$_vorbis" = auto ; then
_vorbis=no
cat > $TMPC << EOF
#include <vorbis/codec.h>
int main(void) { vorbis_packet_blocksize(0,0); return 0; }
EOF
cc_check $LDFLAGS $CXXFLAGS $OGG_CFLAGS $OGG_LIBS $VORBIS_CFLAGS $VORBIS_LIBS \
-lvorbis -logg -lm && _vorbis=yes
fi
if test "$_vorbis" = yes ; then
_def_vorbis='#define USE_VORBIS'
LIBS="$LIBS $OGG_LIBS $VORBIS_LIBS -lvorbisfile -lvorbis -logg"
INCLUDES="$INCLUDES $OGG_CFLAGS $VORBIS_CFLAGS"
else
_def_vorbis='#undef USE_VORBIS'
fi
echo "$_vorbis"
#
# Check for Tremor
#
echocheck "Tremor"
if test "$_tremor" = auto ; then
_tremor=no
cat > $TMPC << EOF
#include <tremor/ivorbiscodec.h>
int main(void) { vorbis_packet_blocksize(0,0); return 0; }
EOF
cc_check $LDFLAGS $CXXFLAGS $TREMOR_CFLAGS $TREMOR_LIBS -lvorbisidec && \
_tremor=yes
fi
if test "$_tremor" = yes && test "$_vorbis" = no; then
_def_tremor='#define USE_TREMOR'
_def_vorbis='#define USE_VORBIS'
LIBS="$LIBS $TREMOR_LIBS -lvorbisidec"
INCLUDES="$INCLUDES $TREMOR_CFLAGS"
else
if test "$_vorbis" = yes; then
_tremor="no (Ogg Vorbis/Tremor support is mutually exclusive)"
fi
_def_tremor='#undef USE_TREMOR'
fi
echo "$_tremor"
echocheck "FLAC >= 1.0.1"
if test "$_flac" = auto ; then
_flac=no
cat > $TMPC << EOF
#include <FLAC/seekable_stream_decoder.h>
int main(void) { FLAC__seekable_stream_decoder_init( 0 ); return 0; }
EOF
cc_check $LDFLAGS $CXXFLAGS $FLAC_CFLAGS $FLAC_LIBS \
-lFLAC -lm && _flac=yes
fi
if test "$_flac" = yes ; then
_def_flac='#define USE_FLAC'
LIBS="$LIBS $FLAC_LIBS -lFLAC"
INCLUDES="$INCLUDES $FLAC_CFLAGS"
else
_def_flac='#undef USE_FLAC'
fi
echo "$_flac"
#
# Check for MAD (MP3 library)
#
echocheck "MAD"
if test "$_mad" = auto ; then
_mad=no
cat > $TMPC << EOF
#include <mad.h>
int main(void) {return 0; }
EOF
cc_check $LDFLAGS $CXXFLAGS $MAD_CFLAGS $MAD_LIBS -lmad && _mad=yes
fi
if test "$_mad" = yes ; then
_def_mad='#define USE_MAD'
LIBS="$LIBS $MAD_LIBS -lmad"
INCLUDES="$INCLUDES $MAD_CFLAGS"
else
_def_mad='#undef USE_MAD'
fi
echo "$_mad"
#
# Check for ALSA
#
echocheck "ALSA >= 0.9"
if test "$_alsa" = auto ; then
_alsa=no
cat > $TMPC << EOF
#include <alsa/asoundlib.h>
int main(void) { return (!(SND_LIB_MAJOR==0 && SND_LIB_MINOR==9)); }
EOF
cc_check $LDFLAGS $CXXFLAGS $ALSA_CFLAGS $ALSA_LIBS -lasound && _alsa=yes
fi
if test "$_alsa" = yes ; then
_def_alsa='#define USE_ALSA'
LIBS="$LIBS $ALSA_LIBS -lasound"
INCLUDES="$INCLUDES $ALSA_CFLAGS"
else
_def_alsa='#undef USE_ALSA'
fi
echo "$_alsa"
#
# Check for ZLib
#
echocheck "zlib"
if test "$_zlib" = auto ; then
_zlib=no
cat > $TMPC << EOF
#include <string.h>
#include <zlib.h>
int main(void) { return strcmp(ZLIB_VERSION, zlibVersion()); }
EOF
cc_check $LDFLAGS $CXXFLAGS $ZLIB_CFLAGS $ZLIB_LIBS -lz && _zlib=yes
fi
if test "$_zlib" = yes ; then
_def_zlib='#define USE_ZLIB'
LIBS="$LIBS $ZLIB_LIBS -lz"
INCLUDES="$INCLUDES $ZLIB_CFLAGS"
else
_def_zlib='#undef USE_ZLIB'
fi
echo "$_zlib"
#
# Check for LibMPEG2
#
echocheck "libmpeg2 >= 0.3.2"
if test "$_mpeg2" = auto ; then
_mpeg2=no
cat > $TMPC << EOF
typedef signed $type_1_byte int8_t;
typedef signed $type_2_byte int16_t;
typedef signed $type_4_byte int32_t;
typedef unsigned $type_1_byte uint8_t;
typedef unsigned $type_2_byte uint16_t;
typedef unsigned $type_4_byte uint32_t;
#include <mpeg2dec/mpeg2.h>
int main(void) {
/* mpeg2_state_t first appears in 0.4.0 */
mpeg2_state_t state;
#ifdef MPEG2_RELEASE
if (MPEG2_RELEASE >= MPEG2_VERSION(0, 3, 2))
return 0;
#endif
return 1;
}
EOF
if test -n "$_host"; then
# don't execute while cross compiling
cc_check $LDFLAGS $CXXFLAGS $MPEG2_CFLAGS $MPEG2_LIBS -lmpeg2 && _mpeg2=yes
else
cc_check $LDFLAGS $CXXFLAGS $MPEG2_CFLAGS $MPEG2_LIBS -lmpeg2 && $TMPO && _mpeg2=yes
fi
fi
if test "$_mpeg2" = yes ; then
_def_mpeg2='#define USE_MPEG2'
INCLUDES="$INCLUDES $MPEG2_CFLAGS"
LIBS="$LIBS $MPEG2_LIBS -lmpeg2"
else
_def_mpeg2='#undef USE_MPEG2'
fi
echo "$_mpeg2"
rm -f $TMPC $TMPO$EXEEXT
#
# Check for libfluidsynth
#
echocheck "libfluidsynth"
if test "$_fluidsynth" = auto ; then
_fluidsynth=no
cat > $TMPC << EOF
#include <fluidsynth.h>
int main(void) { return 0; }
EOF
cc_check $LDFLAGS $CXXFLAGS $FLUIDSYNTH_CFLAGS $FLUIDSYNTH_LIBS -lfluidsynth && _fluidsynth=yes
fi
if test "$_fluidsynth" = yes ; then
_def_fluidsynth='#define USE_FLUIDSYNTH'
LIBS="$LIBS $FLUIDSYNTH_LIBS -lfluidsynth"
INCLUDE="$INCLUDES $FLUIDSYNTH_CFLAGS"
else
_def_fluidsynth='#undef USE_FLUIDSYNTH'
fi
echo "$_fluidsynth"
rm -f $TMPC $TMPO$EXEEXT
#
# Check for nasm
#
if test "$_have_x86" = yes ; then
CheckNASM
fi
if test "$_nasm" = yes ; then
_def_nasm='#define USE_NASM'
_make_def_HAVE_NASM='HAVE_NASM = 1'
else
_def_nasm='#undef USE_NASM'
_make_def_HAVE_NASM='# HAVE_NASM = 1'
fi
#
# figure out installation directories
#
test -z "$_bindir" && _bindir="$_prefix/bin"
test -z "$_mandir" && _mandir="$_prefix/man"
#
# Check which engines ("frontends") are to be built
#
echo
echo "Engines:"
if test "$_build_scumm" = yes ; then
echo_n " SCUMM"
if test "$_build_scumm_7_8" = yes ; then
echo_n " [v7 & v8 games]"
fi
if test "$_build_he" = yes ; then
echo_n " [HE70+ games]"
fi
echo
fi
if test "$_build_simon" = yes ; then
echo " Simon the Sorcerer"
fi
if test "$_build_sky" = yes ; then
echo " Beneath a Steel Sky"
fi
if test "$_build_sword1" = yes ; then
echo_n " Broken Sword 1"
if test "$_mpeg2" = yes ; then
echo " (w/ mpeg2 cutscenes)"
else
echo " (without mpeg2 cutscenes)"
fi
fi
if test "$_build_sword2" = yes ; then
echo_n " Broken Sword 2"
if test "$_mpeg2" = yes ; then
echo " (w/ mpeg2 cutscenes)"
else
echo " (without mpeg2 cutscenes)"
fi
fi
if test "$_build_queen" = yes ; then
echo " Flight of the Amazon Queen"
fi
if test "$_build_saga" = yes ; then
echo " SAGA"
fi
if test "$_build_kyra" = yes ; then
echo " Legend of Kyrandia"
fi
if test "$_build_gob" = yes ; then
echo " Gobli*ns"
fi
echo
echo_n "Backend... "
echo_n "$_backend"
if test "$_nasm" = yes ; then
echo_n ", assembly routines"
fi
if test "$_build_hq_scalers" = yes ; then
echo_n ", HQ scalers"
fi
if test "$_mt32emu" = yes ; then
echo ", MT-32 emu"
else
echo
fi
#
# Backend related stuff
#
case $_backend in
null)
DEFINES="$DEFINES -DUSE_NULL_DRIVER"
OBJS="$OBJS backends/null/null.o"
;;
sdl)
find_sdlconfig
INCLUDES="$INCLUDES `$_sdlconfig --cflags`"
LIBS="$LIBS `$_sdlconfig --libs`"
MODULES="$MODULES backends/sdl"
;;
x11)
INCLUDES="$INCLUDES -I/usr/X11R6/include"
LIBS="$LIBS -lpthread -lXext -lX11"
LDFLAGS="$LDFLAGS -L/usr/X11R6/lib -L/usr/local/lib"
OBJS="$OBJS backends/x11/x11.o"
DEFINES="$DEFINES -DX11_BACKEND"
MODULES="$MODULES backends/x11"
MODULE_DIRS="$MODULE_DIRS backends/x11"
;;
*)
echo "support for $_backend backend not implemented in configure script yet"
exit 1
;;
esac
echo
echo "Creating config.h"
cat > config.h << EOF
/* This file is automatically generated by configure */
/* DO NOT EDIT MANUALLY */
#ifndef CONFIG_H
#define CONFIG_H
$_def_endianness
$_def_align
$_def_x86
$_def_linupy
/* Data types */
typedef unsigned $type_1_byte byte;
typedef unsigned int uint;
typedef unsigned $type_1_byte uint8;
typedef unsigned $type_2_byte uint16;
typedef unsigned $type_4_byte uint32;
typedef signed $type_1_byte int8;
typedef signed $type_2_byte int16;
typedef signed $type_4_byte int32;
/* Libs */
$_def_vorbis
$_def_tremor
$_def_flac
$_def_mad
$_def_alsa
$_def_zlib
$_def_mpeg2
$_def_fluidsynth
$_def_mt32emu
/* Whether we should use i386 assembly routines */
$_def_nasm
/* Plugin settings */
$_def_plugin
#endif /* CONFIG_H */
EOF
echo "Creating config.mak"
cat > config.mak << EOF
# -------- Generated by configure -----------
CXX := $CXX
CXXFLAGS := $CXXFLAGS
LIBS += $LIBS
RANLIB := $_ranlib
INSTALL := $_install
AR := $_ar
MKDIR := $_mkdir
ECHO := $_echo
CAT := $_cat
RM := $_rm
RM_REC := $_rm_rec
ZIP := $_zip
CP := $_cp
WIN32PATH=$_win32path
BACKEND := $_backend
MODULES += $MODULES
MODULE_DIRS += $MODULE_DIRS
EXEEXT := $EXEEXT
NASM := $NASM
NASMFLAGS := $NASMFLAGS
PREFIX := $_prefix
BINDIR := $_bindir
MANDIR := $_mandir
$_mak_plugins
$_make_def_HAVE_GCC3
$_make_def_HAVE_NASM
$_mak_scumm
$_mak_scumm_7_8
$_mak_he
$_mak_simon
$_mak_sky
$_mak_sword1
$_mak_sword2
$_mak_queen
$_mak_kyra
$_mak_saga
$_mak_gob
$_mak_mt32emu
$_mak_hq_scalers
$_mak_scalers
INCLUDES += $INCLUDES
OBJS += $OBJS
DEFINES += $DEFINES
LDFLAGS += $LDFLAGS
EOF
#
# Create a custom Makefile when building outside the source tree
# TODO: Add a better check than just looking for 'Makefile'
#
if test ! -f Makefile ; then
echo "Creating Makefile"
cat > Makefile << EOF
# -------- Generated by configure -----------
srcdir = $_srcdir
vpath %.cpp \$(srcdir)
vpath %.h \$(srcdir)
include \$(srcdir)/Makefile
EOF
fi
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