Configure

#!/bin/bash

#  more or less an autoconf file
#  it really has to be improved....
#  I should use gnu-configure may be ? one day ?
#
# $Id: Configure,v 1.2 2003/03/19 16:45:47 jd Exp $
# Groovit Copyright (C) 1998,1999 Jean-Daniel PAUGET
# making accurate and groovy sound/noise
#
# groovit@disjunkt.com  -  http://groovit.disjunkt.com/
# 
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
# 
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
# 
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
# 
# you can also try the web at http://www.gnu.org/
#
#
# $Log: Configure,v $
# Revision 1.2  2003/03/19 16:45:47  jd
# major changes everywhere while retrieving source history up to this almost final release
#
# Revision 1.2.0.24.0.3  2000/10/01 21:07:03  jd
# hmmmm I don't remember
#
# Revision 1.2.0.24.0.2  1999/10/19 19:29:45  jd
# *** empty log message ***
#
# Revision 1.2.0.24.0.1  1999/10/11 18:36:29  jd
# *** empty log message ***
#
# Revision 1.2.0.24  1999/10/11 15:30:51  jd
# second pre-tel-aviv revision
#
# Revision 1.2.0.23.0.4  1999/10/07 14:08:05  jd
# modified localistation of shared sample to /usr/share-like
# directories with higher priority
# corrected man-pages generation
#
# Revision 1.2.0.23.0.3  1999/10/05 23:04:46  jd
# changed PLAYAHEAD to MAXPLAYAHEAD
#
# Revision 1.2.0.23.0.2  1999/09/27 00:46:09  jd
# added MAXDYFILT
# adjusted MAXLEVELS, MAXVOICES calulations
#
# Revision 1.2.0.23  1999/09/15 10:20:39  jd
# second pre tel-aviv public revision, for testing
#
# Revision 1.2.0.22.0.3  1999/09/15 09:23:30  jd
# added colors
# added fake mono cards
# added non interrupted write
# added faked MIXMAX, NBVOICES and co..
#
# Revision 1.2.0.22.0.2  1999/09/05 22:30:16  jd
# added termios test
# added fast answers mode
#
# Revision 1.2.0.22  1999/08/24 22:42:20  jd
# telaviv pre-release
#
# Revision 1.2.0.21.1.8  1999/08/24 22:33:19  jd
# added no sliced write possibility
# added trying to evaluate CPU strength
# added simple C compiler detection
# added dirent calls definitions detection
# corrected CC handling in configure
# corrected installation hooked because of missing man page
# added sound card capabilities checking during "Configure/make config"
#
# Revision 1.2.0.21.1.7  1999/07/28 19:08:31  jd
# fake revision
#
# Revision 1.2.0.21.1.6  1998/12/21 16:46:09  jd
# added handling of display rows != internal rows
# correction to match % 8 rows
#
# Revision 1.2.0.21.1.5  1998/12/15 16:16:48  jd
# corrected additlib and (n)curses detection
# corrected gpmlib test
#
# Revision 1.2.0.21.1.4  1998/12/15 00:51:18  jd
# collapse from test branch
#
# Revision 1.2.0.21.1.3  1998/12/14 14:04:17  jd
# gpm indep test
#
# Revision 1.2.0.21.0.1  1998/12/07 11:43:07  jd
# une version pour jcd
#
# Revision 1.2.0.21  1998/11/23 21:52:11  jd
# corrected char insertion bug in contredittext (!)
# added automatic ".grov" ending concatenation when saving if no dot in file name
# added menu for ponctual actions (save / about / quit and so on)
# added slightly more friendly alerts
# added quit warning
# corrected menu inconsistance in linux console
# added selection of raw-to-disk files
# corrected case of reading less voices than present
# added "wasmodified" flag and waning before erasing in memory...
# added bar man page installation refering to HTML
# added HTML manual pages + installation
# added doc-groovit directory + rcs handling
# corrected handling of suppr key in linux console
#
# Revision 1.2.0.20  1998/11/02 20:38:29  jd
# corrected delete and backspace bug in contredittext
# corrected overflow in sample dist reading when loading a song with
# more voices than handled
# handling of symbolic links to nowhere corrected in file selection
# corrected freezed list-box when there are exactly "lines plus one" elements
# corrected arrows bug in textedit
# corrected alerts overlapped by leds in fileselect
#
# Revision 1.2.0.19  1998/10/29 19:48:22  jd
# added bare INSTALL doc
# added bare public SAMPLES
# reducted # of sample voice to fit back in linux console by default
#
# Revision 1.2.0.18  1998/10/28 23:11:44  jd
# reforming positions definitions and created placement header file
# added precalculated pos for led-bars
# added generation of installer
# added make install via installer
# added fileselection of load save grov files
# added detection of stdout+stderr collisions
# added usage
# added make zips
# added samples installation
#
# Revision 1.2.0.17  1998/10/23 17:13:04  jd
# corrected includes in tokenio
# separated globals var for export across modules
# corrected unsigned 8bits data in .wav reading
# added loading and saving .grov
#
# Revision 1.2.0.16  1998/10/06 22:05:42  jd
# added keeping the last working dir for samples...
# added curses lib and corrected minor warning in libgpm detection Configure
# added correction of the "I forgot to stop the timer" bug
# added embryo of input-output for .grov files
# added token and chunk output
#
# Revision 1.2.0.15  1998/09/09 22:15:18  jd
# debugged the end of controls in tty-mode
# added flushing all bufs before finishing
# added multi anologik voices
# added patterns handling for a-voices
#
# Revision 1.2.0.14  1998/09/08 00:44:07  jd
# second collapse before multi analogic-voices
#
# Revision 1.2.0.13  1998/09/06 23:11:54  jd
# main collapse before adding multiple analog voices and pre-module organisation
#
# Revision 1.2.0.12  1998/09/01 01:32:58  jd
# added alerts
# added minimal stating sample-files
# added gpl warning
# corrected contexts usage
# modified contexts changing redraw algorithme
#
# Revision 1.2.0.11  1998/08/18 04:22:52  jd
# added reassignlistbox
# added fileselect
# added editable text
# added reassigntextedit
# added relooksimplebutton
# added zeroradio
# correct sample->name
#
# Revision 1.2.0.10  1998/08/15 00:31:37  jd
# added removestrback
# corrected deletecontrols
# detected an inconsistancy in libgpm+xterm, suggested use of patched libgpm
# added patched libgpm detection and proposal
# tested and fixed use of gpm-xterm
# added listbox
#
# Revision 1.2.0.9  1998/08/03 00:43:28  jd
# added wave input
#
# Revision 1.2.0.8  1998/07/31 23:52:27  jd
# added gpl, uname and who traced in config.h, bare joystick release, bare raw2dis
#
# Revision 1.2.0.7  1998/07/28 15:11:39  jd
# collapse before adding joystick
#
# Revision 1.2.0.6  1998/06/29 18:01:36  jd
# dissociated filter-pat/analog-pat
#
# Revision 1.2.0.5  1998/06/25 22:05:50  jd
# special CB release
#
# Revision 1.2.0.4  1998/06/15 20:05:04  jd
# added second cutoff
#
# Revision 1.2.0.3  1998/06/14 18:51:47  jd
# collapse from previous branch
#
# Revision 1.2.0.2.0.2  1998/06/14 17:09:34  jd
# loss of the e
#
# Revision 1.2.0.2.0.1  1998/06/05 22:18:38  jd
# fork
#
# Revision 1.2.0.2  1998/06/05 22:17:23  jd
# fork for mono-reverb test
#
# Revision 1.2.0.1  1998/06/03 14:38:55  jd
# analog development initial release
#
# Revision 1.2  1998/06/03 14:13:16  jd
# minimal analog part
#
# Revision 1.1.0.15  1998/06/03 14:00:15  jd
# transition to analog part
#
# Revision 1.1.0.14  1998/06/02 21:53:09  jd
# version de transition vers la synthese analogique...
#
# Revision 1.1.0.13  1998/05/27 22:05:48  jd
# added locking mem against swap
#
# Revision 1.1.0.12  1998/05/25 23:35:19  jd
# added vertical slide
# added radio component for rythm parts
# added dynamic part
# analog sound embryo
#
# Revision 1.1.0.10  1998/05/17 00:12:20  jd
# added Configure keeped out of RCS
#
# Revision 1.1.0.9  1998/05/17 00:07:45  jd
# added interrupted select call handling
# cleaned select return treatment
#
# Revision 1.1.0.8  1998/05/16 01:26:42  jd
# added buttons and corrected more stalling process.
# also completed configue script
#
# Revision 1.1.0.7  1998/05/12 15:22:07  jd
# added interrupted write handling
#
# Revision 1.1.0.6  1998/05/11 11:00:58  jd
# release with pattern row
#
# Revision 1.1.0.5  1998/05/10 20:06:56  jd
# first release
#
# Revision 1.1  1998/05/10 20:06:08  jd
# Initial revision
#

CONFCOLOR="N"
FASTCONFIG="N"

function echocolor
{	if [ $CONFCOLOR = "Y" ]
	then
		echo -e "\033[33m $*\033[m"
	else
		echo " $*"
	fi
}

function readit 
{
	DEFVALUE="$2"
	if [ $FASTCONFIG = "Y" ]
	then
		echo
		if [ $CONFCOLOR = "Y" ] 
		then 
			echo -e -n "\033[33m\033[1m$1\033[m"
		else
			echo -e -n "$1"
		fi
		if [ $CONFCOLOR = "Y" ] 
		then 
			echo -e " \033[33m[\033[m$DEFVALUE\033[33m] :\033[m"
		else 
			echo " [$DEFVALUE] :"
		fi
		VALUE="$DEFVALUE"
	else
		echo
		if [ $CONFCOLOR = "Y" ] 
		then 
			echo -e -n "\033[33m\033[1m$1\033[m"
		else
			echo -e -n "$1"
		fi
		if [ $CONFCOLOR = "Y" ] 
		then 
			echo -e -n " \033[33m[\033[m$DEFVALUE\033[33m] :\033[m"
		else 
			echo -n " [$DEFVALUE] :"
		fi
		read VALUE
		if [ "EE" = E"$VALUE"E ]
		then
			VALUE="$DEFVALUE"
		fi
	fi
}

function gsleep
{
	if [ $FASTCONFIG = "Y" ]
	then
		echo -n
	else
		sleep $1
	fi
}

echo
echo  '$Id: Configure,v 1.2 2003/03/19 16:45:47 jd Exp $'
echo
echo "a few question to Configure it all good..."
echo "in a pintch just press RETURN for the default answer in [bracket]."
echo

VERSION='1.5'
FINAL=groovit
PREFIX=/usr/local
LIBDIR=$PREFIX/lib/groovit
VERLIBDIR=$LIBDIR/$VERSION
DESTDIR=$PREFIX/bin
MANDIR=$PREFIX/man
DSPDEV="/dev/dsp"
MIXERDEV="/dev/mixer"

rm -f .usecolor
if echo $* | grep advanced > /dev/null 2> /dev/null
then
	ADVANCED="O"
else
	ADVANCED="N"
fi
if echo $* | grep fastconfig > /dev/null 2> /dev/null
then
	FASTCONFIG="Y"
	echocolor -e "making it fast !!!\n"
else
	FASTCONFIG="N"
fi

echo "first of all: groovit is a color text application."
readit "let's go : do you see any color here -> (\033[33mcolor/\033[1mbold\033[m)" "y"
if [ "E"$VALUE"E" = "EyE" ]
then
	CONFCOLOR="Y"
	echocolor "so we continue with colors."
	: > .usecolor
else
	CONFCOLOR="N"
	echocolor "okay, no more colors during configuration, but currently"
	echocolor "groovit will remain slightly colored."
	rm .usecolor
fi
if [ "E"$VALUE"E" = "EfE" ]
then
	FASTCONFIG="Y"
	CONFCOLOR="Y"
	: > .usecolor
        echocolor -e "making it fast and color anyway!!!\n"
fi

echo
echocolor "whith the actual prefix=/usr/local/ I will install groovit like this :"
echocolor "a library dir which will contain the real executables:"
echocolor "     $VERLIBDIR"
echocolor "an executable dir and a man dir where I will put links to them:"
echocolor "     $DESTDIR"
echocolor "     $MANDIR"
readit "what prefix shall I use ?" $PREFIX
if [ "E"$VALUE"E" = "E"$PREFIX"E" ]
then
	echocolor "OK good idea to keep things like that !"
else
	PREFIX=$VALUE
	LIBDIR=$PREFIX/lib/groovit
	VERLIBDIR=$LIBDIR/$VERSION
	DESTDIR=$PREFIX/bin
	echo
	echocolor "so, whith the new prefix=$PREFIX I will install groovit like this :"
	echocolor "a library dir which will contain the real executables:"
	echocolor "      $VERLIBDIR"
	echocolor "an executable dir and a man dir where I will put links to them:"
	echocolor "      $DESTDIR"
	echocolor "     $MANDIR"
fi

if [ -d $PREFIX/lib/samples ]
then
    SAMPLEDIR=$PREFIX/lib/samples
    echo
    echo $SAMPLEDIR allready exists. suggest to keep it...
else
    if [ -e /usr/share/samples ]
    then
	SAMPLEDIR=/usr/share/samples
	echo $SAMPLEDIR allready exists. suggest to keep it...
    else
	if [ -e /usr/local/share/samples ]
	then
	    SAMPLEDIR=/usr/local/share/samples
	    echo $SAMPLEDIR allready exists. suggest to keep it...
	else
	    if [ -e $PREFIX/share ]
	    then
		SAMPLEDIR=$PREFIX/share/samples
	    else
		if [ -e /usr/share ]
		then
		    SAMPLEDIR=/usr/share/samples
		else
		    if [ -e /usr/local/share ]
		    then
			SAMPLEDIR=/usr/local/share/samples
		    else
			SAMPLEDIR=/usr/share/samples
		    fi
		fi
	    fi
	fi
    fi
fi
	
readit "where to put the shared sample-files ?" "$SAMPLEDIR"
SAMPLEDIR=$VALUE
echocolor "shared samples file will be in" $SAMPLEDIR

if [ $ADVANCED = "O" ]
then
	readit "whats your dsp device file ?" $DSPDEV
	DSPDEV=$VALUE
	echocolor "DSP device file will be" $DSPDEV

	readit "whats your mixer device file ?" $MIXERDEV
	MIXERDEV=$VALUE
	echocolor "MIXER device file will be" $MIXERDEV
fi

echo 
rm -f .cc
if [ e"$CC"e = 'e`./.cc`e' ]
then
   CC=""
fi
if [ e"$CC"e = "ee" ]
then
    echo -n "looking for a C compiler, "
    echo -e "#include <stdio.h>\nint main (void){return 0;}\n" > testcc.c
    rm -f testcc
    if cc -o testcc testcc.c > /dev/null 2> /dev/null
    then
	echo -n "cc works, "
	if ./testcc
	then
		CC=cc
	else
		echo "but output doesn't ? "
	fi
    else
	echo -n "cc doesn't work (!), "
    fi
    rm -f testcc
    if gcc -o testcc testcc.c > /dev/null 2> /dev/null
    then
	echo -n "gcc works, "
	if ./testcc
	then
		CC=gcc
	else
		echo "but output doesn't ? "
	fi
    else
	echo -n "gcc doesn't work (?), "
    fi
    rm -f testcc
    if egcs -o testcc testcc.c > /dev/null 2> /dev/null
    then
	echo -n "egcs works, "
	if ./testcc
	then
		CC=egcs
	else
		echo "but output doesn't ? "
	fi
    fi
else
    echo "testing your C compiler ($CC)"
    if $CC -o testcc testcc.c
    then
	echo -n "$CC works, "
	if ./testcc
	then
		echo
	else
		echo "but output doesn't ? this IS weird, continuing anyway"
	fi
    else
	echocolor "$CC doesn't work."
	echo
	echocolor "you should try to remove CC from your environment var, or find a suitable"
	echocolor "C compiler and come back here by typing ./Configure..."
	exit 1
    fi
fi
    
if [ e"$CC"e = "ee" ]
then
	echo
	echocolor "could not find any C compiler, if you know one, define the CC environment"
	echocolor "var and then come back here by typing ./Configure"
	exit 1
fi
echo -e '#!/bin/sh\necho -n "'$CC' "\n' > .cc
chmod 700 .cc
rm -f testcc testcc.c
echocolor "will use $CC..."

echo
echo "building a small app to test your dsp..."
TESTDSP="./testdsp"
rm $TESTDSP
make $TESTDSP
if [ ! -x $TESTDSP ]
then
	echocolor "could not build the soundcard tester, are you building for another machine ?"
	ECHEC="NOTBUILD"
else
	$TESTDSP $DSPDEV > ./.testdspout
	. ./.testdspout
fi
echo

if [ -e /proc/cpuinfo ]
then
	CPUMHZ=`grep 'cpu MHz' /proc/cpuinfo | head -1 | cut -d':' -f2 | cut -d'.' -f1`
	if [ $CPUMHZ -lt 122 ]
	then
		echo
		echocolor "your cpu clocks $CPUMHZ MHz, too weak for generating 44KHz sounds..."
		HOPEDSPRATE=22050
	else
		echocolor "your cpu clocks $CPUMHZ MHz, strong enough for 44KHz sounds"
	fi
else
	echo
	echocolor 'could not test cpu clock, old kernel or no /proc ??'
	CPUMHZ="UNK"
fi

if [ $ECHEC = "0" ]
then
	if [ $ADVANCED = "O" ]
	then
		echo
		echocolor "suggested values for handling sound with $DSPDEV are :"
		echocolor "bit-width = $HOPEDRESO bits"
		echocolor "sample-freq = $HOPEDSPRATE Hz"

		readit "what bit-width do you want to use ? " $HOPEDRESO
		HOPEDRESO=$VALUE
		echocolor "will try to work with $HOPEDRESO bits..."
		if [ $CPUMHZ = "UNK" ]
		then
			echo
			echocolor "if your CPU is less or equal than a 586/90MHz you should use 22050 KHz"
		fi
		readit "what sample-freq do you plan to use ? " $HOPEDSPRATE
		HOPEDSPRATE=$VALUE
		echocolor "will try to work at $HOPEDSPRATE Hz..."
	else
		echo
		echocolor "testing indicates that your card can handle :"
		echocolor "$HOPEDRESO bits sound at $HOPEDSPRATE Hz"
		if [ $CPUMHZ = "UNK" ]
		then
			echo
			echocolor "if your CPU is less or equal than a 586/90MHz you should use 22050 KHz"
		fi
		readit "what sample freq do you plan to use ? " $HOPEDSPRATE
		HOPEDSPRATE=$VALUE
		echocolor "will try to work at $HOPEDSPRATE Hz..."
	fi
else
	echo
	if [ $ECHEC = "NOTENOUGH" ]
	then
		echocolor "testing your card indicates that your card is not strong enough, reason(s) :"
		echocolor "$REASON"
	else
		echocolor "I could not test your sound-card !!!"
	fi
	echocolor "however you can try arbitrary values :"
	HOPEDRESO=16
	if [ E"$HOPEDSPRATE"E = "E22050E" ]
	then
		HOPEDSPRATE=22050
	else
		HOPEDSPRATE=44100
	fi
	readit "what bit-width do you want to use ? " $HOPEDRESO
	HOPEDRESO=$VALUE
	echocolor "will try to work with $HOPEDRESO bits..."

	readit "what sample-freq do you plan to use ? " $HOPEDSPRATE
	HOPEDSPRATE=$VALUE
	echocolor "will try to work at $HOPEDSPRATE Hz..."

	echo
	echocolor "some incomplete sound drivers (or maybe some nasty cards) say they are stereo"
	echocolor "but they are (for instance) handled as mono by drivers (Maestro/OSS)."
	readit "want to force 16bit MONO ?" "n"
	if [ E"${VALUE}"E = "EyE" ]
	then
		HOPEDRESO=16
		HOPEDRESOBIS=HOPEDMONO16
	fi
fi

HOPEDRESO=` echo $HOPEDRESO `
echo E"$HOPEDRESO"E
if [ $HOPEDRESO = "16" ]
then
	if [ E"$HOPEDRESOBIS"E = E"HOPEDMONO16"E ]
	then
		echocolor "we will work in mono... $HOPEDRESO bits $HOPEDSPRATE Hz."
	else
		HOPEDRESOBIS=HOPEDRESO16
	fi
else
	if [ $HOPEDRESO = "8" ]
	then
		HOPEDRESOBIS=HOPEDRESO8
	else
		echo
		echocolor "you are expecting to use $HOPEDRESO bits (why not, lets try) ???"
		echocolor "[ you have 20 seconds to use CTRL-C before continuing ]"
		gsleep 20
	fi
fi

echo
if [ -f /usr/include/ncurses.h ]
then
	echo you seem to have ncurses...
	HAVECURSES=ncurses
else
	echo you dont seem to have ncurses...
	if [ -f /usr/include/curses.h ]
	then
		echo but you have curses \!
		HAVECURSES=curses
	else
		echo neither curses \?
		echo I try anyway with curses
		HAVECURSES=no
	fi
fi
if [ $HAVECURSES = "ncurses" ]
then
	if ls /usr/lib/lib* | grep libncurses > /dev/null 2>/dev/null
	then 
		CURSESLIB=" -lncurses "
	else
		CURSESLIB=" -lcurses "
	fi
else
	CURSESLIB=" "
fi

echo looking for jack ...
if pkg-config --exists jack
then
    echo will build with jack.
    JACKLIBS=" "`pkg-config --cflags --libs jack`" "
    HAVE_JACK='Y'
else
    echo pkg-config didn"'"t find jack.
    JACKLIBS=" "
    HAVE_JACK='N'
fi

echo -n "checking termios, "
rm -f testtermios.c testtermios.out testtermios
echo -e "#include <termios.h>\n#define JDCTRL(x) (x&037)\nint main (void)\n{ char c;\nstruct termios caracs;\ntcgetattr (0, &caracs);\nc=caracs.c_cc[3];\ncaracs.c_cc[3]=JDCTRL('H');\nif(tcsetattr (0, TCSANOW, &caracs))return 1;\ncaracs.c_cc[3]=c;\nif(tcsetattr (0, TCSANOW, &caracs))return 1;\nreturn 0;\n}"> testtermios.c

$CC -o testtermios testtermios.c > testtermios.out 2> testtermios.out
if [ -x ./testtermios ]
then
	if ./testtermios
	then
		USETERMIOS="Y"
		echo "ok, will use it."
	else
		echocolor "it is compiled but doesn't work, you should report it !"
		echocolor "anyway, groovit can work without it..."
		gsleep 5
		USETERMIOS="N"
	fi
else
	USETERMIOS="N"
	echocolor "compilation failed, will not use termios..."
fi
rm -f testtermios.c testtermios.out testtermios

INSTGPMPAT="n"
if ls /lib /usr/lib /usr/local/lib | grep libgpm > /dev/null 2> /dev/null
then
	echo "you seem to have libgpm, checking version..."
	rm -f testgpmwithcc.c
	echo -e '#include <gpm.h>\n#include <stdio.h>\nint main (void){int n;Gpm_GetLibVersion(&n);\n#ifndef GPM_XTERM_JDARROWS\nif(n>=11506)printf ("should\\n"); else printf ("wont\n");\n#else\nprintf ("will\\n");\n#endif\nreturn 0;}' > testgpmwithcc.c
	
	if $CC -o testgpmwithcc testgpmwithcc.c -lgpm $CURSESLIB
	then
		WILLGPMWORK=`./testgpmwithcc`
                WILLGPMWORK=`./testgpmwithcc`
                case "$WILLGPMWORK" in

                'will')
                        echocolor "your gpmlib totally complies... will use it"
                        HAVE_LIBGPM="y"
                        ;;

                'should')
                        echocolor "your gpmlib should comply... will use it ?"
                        HAVE_LIBGPM="y"
                        ;;

#               'wont')
                *)
                        echocolor "oh ! your gpmlib is obsolete. you should update it with a "
			echocolor "recent version (over 1.15.7)."
			echocolor "but dont worry, groovit should work anyway..."
			gsleep 2
			HAVE_LIBGPM="y"
			;;

                esac
	else
		echocolor "could not compile with your libgpm..."
		echocolor "groovit will work only in xterm with gpm-xterm substitute"
		echo
		echocolor "you might want to install a more recent libgpm and come"
		echocolor "back here ..."
		gsleep 2
		HAVE_LIBGPM="n"
	fi
	rm -f testgpmwithcc testgpmwithcc.c
else
	echocolor "you don't seem to have libgpm."
	echocolor "groovit will work only in xterm with gpm-xterm substitute"
	echo
	echocolor "you might want to install a more recent libgpm and come"
	echocolor "back here ..."
	gsleep 2
	HAVE_LIBGPM="n"
fi


echo
echo -n "checking your dirent definitions, "
echo -e '#include <stdio.h>\n#include <dirent.h>\nint gd (CONSTDIRENT struct dirent * dir)\n{return 1;}\n\nint main (void)\n{ struct dirent **n = NULL;\n  return scandir (".", &n, &gd, alphasort);\n}\n' > testdirent.c

$CC -DCONSTDIRENT="const" -o testdirent testdirent.c > testdirent.out 2> testdirent.out
if grep -i "warn\|error" testdirent.out > /dev/null 2> /dev/null
then
	$CC -DCONSTDIRENT="" -o testdirent testdirent.c > testdirent.out 2> testdirent.out
	if grep -i "warn\|error" testdirent.out > /dev/null 2> /dev/null
	then
		echocolor 'check failed, const is assumed in "scandir" calls.'
		CONSTDIRENT="const"
	else
		echo '"scandir" calls without const.'
		CONSTDIRENT=""
	fi
else
	CONSTDIRENT="const"
	echo '"scandir" calls with const.'
fi
rm -f testdirent testdirent.c testdirent.out

if ls /dev/js? | grep js. > /dev/null 2> /dev/null
then
	if head -c 12 `ls /dev/js? | head -1` > /dev/null 2> /dev/null
	then
		readit "you seem to have joystick, do you want to use them (or a groovit-Jbox) ?" "y"
	else
		echo
		echocolor "you have the entry for joystick in /dev, but..."
		echocolor "your kernel doesn't seem to handle joystick, you should try to install the"
		echocolor "analog joystick module from :"
		echocolor "   ftp://atrey.karlin.mff.cuni.cz/pub/linux/joystick/joystick-1.2.x.tar.gz"
		echocolor "then you'll be able to use joysticks or (better !) a groovit-Jbox for"
		echocolor "riding groovit"
		readit "include joystick (or groovit-Jbox !) handling for future use ?" "y"
	fi
else
		echo
		echocolor "your kernel doesn't seem to handle joystick, you should try to install the"
		echocolor "analog joystick module from :"
		echocolor "   ftp://atrey.karlin.mff.cuni.cz/pub/linux/joystick/joystick-1.2.x.tar.gz"
		echocolor "then you'll be able to use joysticks or (better !) a groovit-Jbox for"
		echocolor "riding groovit"
		readit "include joystick (or groovit-Jbox !) handling for future use ?" "y"
fi
HANDLE_JOY=$VALUE
if [ $HANDLE_JOY = "y" ]
then
	echocolor "will handle joystick (or groovit-Jbox !) - if kernel handles joystick..."
else
	echocolor "will NOT handle joystick (or groovit-Jbox !) even if kernel handles joystick..."
fi

if [ $HANDLE_JOY = "y" ]
then
	if ! ls /usr/include/linux/joystick.h > /dev/null 2> /dev/null
	then
		echo
		echocolor "I can't find /usr/include/linux/joystick.h ... you should"
		echocolor "copy it from joystick-1.2.x.tar.gz to the appropriate dir..."
		echo
		echocolor "so wont use joystick..."
		HANDLE_JOY="n"
	else
		readit "what is the first jostick device to use ?" "/dev/js0"
		F__JS1=$VALUE
		readit "what is the second jostick device to use ?" "/dev/js1"
		F__JS2=$VALUE
		echocolor "will use" $F__JS1 and $F__JS2 "for first and second joysticks"
	fi
fi

readit "want to zero input level of all recording devices when playin' ?" "n"
ZEROINGINPUT=$VALUE
if [ $ZEROINGINPUT = "y" ]
then
	echocolor "will zero inputs"
else
	echocolor "wont zero inputs"
fi

if [ -f /usr/include/errno.h ]
then
	echo
	echo "will use errno.h"
else
	echo
	echo "will not use errno.h"
fi

USEALARM="y"
USELOCKMEM=0
MAXSAMPLE=14
MAXANALOG=2
MAXDYFILT=1
MAXPATTERN=32
MAXPATTERNROW=128
# JDJDJDJD add a question about this....
MAXDISPLAYROW=32
MAXPLAYAHEAD=8192
SLICEIT="y"
NEVERINTER="y"
MINBPM=20
MAXREV=64
DIODEINPAT="n"
DEBUGINCONSOLE="n"
MAXDIRSIZE=256
XTERMCMD="xterm +lc +u8 -fn 10x20 -bg black -fg white"

if [ $ADVANCED = "O" ]
then
	echo
	echocolor "-------------------------------------------------------------"
	echocolor "entering advanced parameters..."
	echocolor "if you did it its because you know why !!!"
	gsleep 2
	echocolor "I hope you know..."
	gsleep 2
	echo

	readit "try to use memory lock to avoid swaping (needs suid root to be effective) 1=yes 0=no " $USELOCKMEM
	USELOCKMEM=$VALUE
	if [ $USELOCKMEM = "0" ]
	then
		echocolor "will not try to lock mem"
	else
		echocolor "will try to lock mem"
	fi

	readit "want to try the alarm signal handler ?" $USEALARM
	USEALARM=$VALUE
	if [ $USEALARM = "y" ]
	then
		echocolor "will use alarm handler"
	else
		echocolor "wont use alarm handler"
	fi

	readit "command line for xterm " "$XTERMCMD"
	XTERMCMD="$VALUE"
	echocolor "will use $XTERMCMD"

	readit "number max of sampled channel" $MAXSAMPLE
	MAXSAMPLE=$VALUE
	echocolor "will _try_ to manage $MAXSAMPLE channels"

	readit "number max of analog voices" $MAXANALOG
	MAXANALOG=$VALUE
	echocolor "will _try_ to manage $MAXANALOG analog voices"

	readit "number max of dynamic filters" $MAXDYFILT
	MAXDYFILT=$VALUE
	echocolor "will _try_ to manage $MAXDYFILT dynamic filters"

	readit "number max of pattern (hasardous to change)" "32"
	MAXPATTERN=`echo $VALUE`
	if [ $MAXPATTERN = 32 ]
	then
		echocolor "will manage $MAXPATTERN patterns"
	else
		echocolor "will try to manage (kind of debug ???) $MAXPATTERN patterns"
	fi

	readit "number of row DISPLAYED in patterns" $MAXDISPLAYROW
	MAXDISPLAYROW=$VALUE
	echo computing a suitable value...
	rm -f testnbpat testnbpat.c
	(
	echo '#include <stdio.h>'
	echo 'int main (void){int i='$MAXDISPLAYROW';i=(i&0xFFF8);printf("%d\n",(i<32)?32:i);return 0;}' ) > testnbpat.c
	$CC -o testnbpat testnbpat.c
	MAXDISPLAYROW=`./testnbpat`
	rm -f testnbpat testnbpat.c
	echocolor will display $MAXDISPLAYROW rows...

	readit "number max of rows per pattern" $MAXPATTERNROW
	MAXPATTERNROW=$VALUE
	echo computing a suitable value...
	rm -f testnbpat testnbpat.c
	(
	echo '#include <stdio.h>'
	echo 'int main (void){int i='$MAXPATTERNROW',j='$MAXDISPLAYROW';i=(i&0xFFF8);printf("%d\n",(i<j)?j:i);return 0;}' ) > testnbpat.c
	$CC -o testnbpat testnbpat.c
	MAXPATTERNROW=`./testnbpat`
	rm -f testnbpat testnbpat.c
	echo "will handle $MAXPATTERNROW rows/pattern"

	echo
	readit "maximum play-ahead time in number of samples" $MAXPLAYAHEAD
	MAXPLAYAHEAD=$VALUE
	echocolor "play-ahead will be $MAXPLAYAHEAD samples long"

	readit "slice the output ? (mandatory with 2.2.x kernels) " $SLICEIT
	SLICEIT=$VALUE

	readit "disable timer handling during write ?" $NEVERINTER
	NEVERINTER=$VALUE

	readit "minimum BPM handled (the lowest it is, the more memory it costs)" $MINBPM
	MINBPM=$VALUE
	echocolor "minimum BPM maintained will be $MINBPM"
	
	readit "longest reverb delay handled (in ticks) (the more, the more memory...)" $MAXREV
	MAXREV=$VALUE

	readit "do you want the tick indicator (not accurate)" $DIODEINPAT
	DIODEINPAT=$VALUE

	readit "do you want debug message when used some console (most time it bugs!)" $DEBUGINCONSOLE
	DEBUGINCONSOLE=$VALUE

	gsleep 2
	echo "well lets try it so...."
fi


# -------------------------------------------------------------------
echo
if [ -e config.h ]
then
	echo backuping config.h to config.bak
	rm -f config.bak
	mv config.h config.bak
fi
echo -n "generating config.h ...    "
(
echo "/*"
echo " * configuration file generated by Configure"
echo ' * $Id: Configure,v 1.2 2003/03/19 16:45:47 jd Exp $'
echo " * "
echo " * mind before editing"
echo " * "
echo " */"
echo
echo "#define DSP "\"$DSPDEV\"
echo "#define MIXER "\"$MIXERDEV\"
echo "#define SAMPLEPATH "\"$SAMPLEDIR/\"
if [ $HAVECURSES = "no" ]
then
	echo "/* no curses of any king detected ??? */"
	echo "#define HAVECURSES"
else
	if [ $HAVECURSES = "ncurses" ]
	then
		echo "#define HAVENCURSES"
	else
		echo "#define HAVECURSES"
	fi
fi
if [ $HAVE_JACK = "y" ]
then
    echo "#define HAVE_JACK 1"
else
    echo "/* #define HAVE_JACK 1 */"
fi
if [ $HAVE_LIBGPM = "y" ]
then
	echo "#define HAVE_LIBGPM 1"
else
	echo "/* #define HAVE_LIBGPM 1 */"
fi
if [ $USEALARM = "n" ]
then
	echo "/* #define ALARMHANDLER */"
else
	echo "#define ALARMHANDLER 1"
fi
if [ $ZEROINGINPUT = "y" ]
then
	echo "#define ZEROINGINPUT"
fi

if [ -f /usr/include/errno.h ]
then
	echo "#define USEERRNOH	1"
fi
if [ $HANDLE_JOY = "y" ]
then
	echo "#define HANDLE_JOY 1"
	echo '#define F__JS1 "'$F__JS1'"'
	echo '#define F__JS2 "'$F__JS2'"'
fi
#-------------------------------------------------------------
# those part will be configurable soon
#-------------------------------------------------------------
	echo "#define USELOCKMEM"	$USELOCKMEM
	echo "#define MAXSAMPLE"	$MAXSAMPLE
	echo "#define MAXANALOG"	$MAXANALOG
	echo "#define MAXDYFILT"	$MAXDYFILT
	echo "#define MAXVOICES (MAXSAMPLE+MAXANALOG+MAXDYFILT)"
	echo "#define MAXMODULES (1+MAXANALOG+MAXDYFILT)"
	echo "#define MAXLEVELS 	(MAXDYFILT+1+2  +1)"
	echo "#define MAXDISPLEVELS 	4"
	echo "#define NBMIXMAX 		(1+MAXDYFILT  +1)"
        echo "#define MAXPATTERN"	$MAXPATTERN
	echo "#define MAXDISPLAYROW"	$MAXDISPLAYROW
        echo "#define MAXPATTERNROW"	$MAXPATTERNROW
	echo '#define UNAMED "'`uname -n` `uname -s` `uname -r`'"'
	echo '#define CONFEDBY "'`whoami` `date "+%d-%m-%Y %H:%M"`'"'
        echo "#define MAXPLAYAHEAD"	$MAXPLAYAHEAD"L"
	if [ $SLICEIT = "y" ]
	then
		echo "#define SLICEDOUT 1024"
	else
		echo "/* #define SLICEDOUT 1024 */"
	fi
	if [ $NEVERINTER = "y" ]
	then
		echo "#define NEVERINTER"
	else
		echo "/* #define NEVERINTER */"
	fi
        echo "#define MINBPM"		$MINBPM
        echo "#define MAXREV"		$MAXREV
	echo "#define MAXDIRSIZE"	$MAXDIRSIZE
	if [ $DEBUGINCONSOLE = "y" ]
	then
		echo "#define DEBUGINCONSOLE"
	else
		echo "/* #define DEBUGINCONSOLE */"
	fi
	echo "#define HOPEDSPRATE"	$HOPEDSPRATE
	if [ $HOPEDSPRATE = "22050" ]
	then
		echo "#define DOWNSAMPLE"
		echo "#define RESOFREQCUT 10"
		echo "#define AMPTESTMASK 0xF"
	else
		echo "/* #define DOWNSAMPLE */"
		echo "#define RESOFREQCUT 12"
		echo "#define AMPTESTMASK 0x1F"
	fi
	echo "#define HOPEDRESO"	$HOPEDRESO
	echo "#define "			$HOPEDRESOBIS
	echo "#define XTERMCMD "\"$XTERMCMD \" "/* le dernier espace est IMPORTANT */"
	echo "/* #define TESTDELETE */"
	if [ $DIODEINPAT = "y" ]
	then
		echo "#define DIODEINPAT"
	else
		echo "/* #define DIODEINPAT */"
	fi
#-------------------------------------------------------------
	if [ -f ./.testdspout ]
	then
		echo
		echo "/* $TESTDSP $DSPDEV */"
		cat ./.testdspout | while read LIGNE
		do
			echo "/* $LIGNE */"
		done
	else
		echo
		echo "/* $TESTDSP not executable */"
	fi
#-------------------------------------------------------------
	echo "#define CONSTDIRENT $CONSTDIRENT"
	if [ $USETERMIOS = "Y" ]
	then
		echo "#define USETERMIOS"
	else
		echo "/* #define USETERMIOS */"
	fi
echo 
echo "/* last line of config.h */"
) > ./config.h
echo "    ...done."

#-------------------------------------------------------------------------------------------
( echo "#!/bin/sh" ; echo 'echo `uname -n` `uname -s` `uname -r`') > .inu
( echo "#!/bin/sh" ; echo 'echo `whoami` `date "+%d-%m-%Y %H:%M"`') > .woa
( echo "#!/bin/sh" ; echo "echo $SAMPLEDIR") > .sdis
chmod 700 .inu .woa .sdis
echo
if [ -e additlib ]
then
	echo backuping additlib to additlib.bak
	rm -f additlib.bak
	mv additlib additlib.bak
fi
echo -n "generating additlib ...    "
(
	if [ $HAVE_LIBGPM = "y" ]
	then
		echo -n " -lgpm "
	fi

	echo -n "$CURSESLIB"
	echo -n "$JACKLIBS"
) > ./additlib
echo "    ...done : will link with " `cat ./additlib`
echo

if [ -e installer ]
then
	echo backuping installer to installer.bak
	rm -f installer.bak
	mv installer installer.bak
fi
echo -n "generating installer ...  "
(	echo '#!/bin/bash'
	echo 'LIBDIR'=$LIBDIR
	echo 'SAMPLEDIR'=$SAMPLEDIR
	echo 'DESTDIR'=$DESTDIR
	echo 'MANDIR'=$MANDIR
	echo 'VERLIBDIR'=$VERLIBDIR
	echo 'VERSION'=$VERSION
	echo 'FINAL'=groovit
	echo

	echo 'if [ E"$1"E = "Egroovit.1E" ]'
	echo 'then'
	echo '	echo making man 1 pages'
	echo '	sed "s:here_insert_revision:"$VERSION":" groovit.man1 |'
	echo '	sed "s:here_insert_url:"$VERLIBDIR":" |'
	echo '	sed "s:here_insert_sampledir:"$SAMPLEDIR":" |'
	echo '	sed "s:here_insert_mainrc:"$LIBDIR"/groovitrc:"i > groovit.1'
	echo '  exit 0'
	echo 'fi'
	echo
	echo 'if [ E"$1"E = "Egrov.5E" ]'
	echo 'then'
	echo '	echo making man 5 pages'
	echo '	sed "s:here_insert_url:"$VERLIBDIR":" grov.man5 > grov.5'
	echo '  exit 0'
	echo 'fi'
	echo

	echo 'if [ E"$UID"E != "E0E" ]'
	echo 'then'
	if [ $CONFCOLOR = "Y" ] 
	then
	  echo '	echo -e -n "\033[33m\033[1myou are not running me as root, shall I stop ? [\033[my\033[33m]\033[m "'
	else
	  echo '	echo -n "you are not running me as root, shall I stop ? [y] "'
	fi
	echo '  read VALUE'
	echo '  if [ E"$VALUE"E = "EE" ]'
	echo '	then'
	if [ $CONFCOLOR = "Y" ] 
	then
	  echo '		echo -e "\033[33m\033[1msu root then come back here and type in (make install)\033[m"'
	else
	  echo '		echo "su root then come back here and type in (make install)"'
	fi
	echo '		exit'
	echo '	fi'
	echo '	if [ E"$VALUE"E = "EyE" ]'
	echo '	then'
	if [ $CONFCOLOR = "Y" ] 
	then
	  echo '	echo -e "\033[33m\033[1msu root then come back here and type in (make install)\033[m"'
	else
	  echo '	echo "su root then come back here and type in (make install)"'
	fi
	echo '		exit'
	echo '	fi'
	echo 'fi'
	echo
	echo 'if [ ! -d $LIBDIR ]'
	echo 'then'
	echo '	install -d $LIBDIR'
	echo 'fi'
	echo 'if [ -d $VERLIBDIR ]'
	echo 'then'
	echo '	STAMPDATE=`date +%Y%m%d-%H%M%S`'
	echo '	mv $VERLIBDIR $VERLIBDIR-$STAMPDATE'
	if [ $CONFCOLOR = "Y" ] 
	then
	  echo '	echo -e "\033[33m\033[1myou can save space on your disk removing old version called $VERLIBDIR-$STAMPDATE\033[m"'
	else
	  echo '	echo "you can save space on your disk removing old version called $VERLIBDIR-$STAMPDATE"'
	fi
	echo '  du -sk $VERLIBDIR-$STAMPDATE'
	echo '  echo'
	echo 'fi'
	echo 'install --mode 0755 -d $VERLIBDIR'
	echo 'install --mode 0755 $FINAL $VERLIBDIR'
	echo 'if [ ! -d $DESTDIR ]'
	echo 'then'
	echo '	install --mode 0755 -d $DESTDIR'
	echo 'fi'
	echo 'ln -sf $VERLIBDIR/$FINAL $DESTDIR'

	echo 'echo installing man page'
	echo 'install --mode 0755 $FINAL.1 $VERLIBDIR'
	echo 'install --mode 0755 grov.5 $VERLIBDIR'

	echo 'if [ -d $MANDIR/man1 ]'
	echo 'then'
	echo '	ln -sf $VERLIBDIR/$FINAL.1 $MANDIR/man1'
	echo 'else'
	echo '	mkdir  $MANDIR/man1'
	echo '	chmod 755 $MANDIR/man1'
	echo '	ln -sf $VERLIBDIR/$FINAL.1 $MANDIR/man1'
	echo 'fi'

	echo 'if [ -d $MANDIR/man5 ]'
	echo 'then'
	echo '	ln -sf $VERLIBDIR/grov.5 $MANDIR/man5'
	echo 'else'
	echo '	mkdir  $MANDIR/man5'
	echo '	chmod 755 $MANDIR/man5'
	echo '	ln -sf $VERLIBDIR/grov.5 $MANDIR/man5'
	echo 'fi'

	echo 'echo'
	echo 'cp -rf doc-groovit $VERLIBDIR/doc'
	echo 'chmod -R a+X $VERLIBDIR/doc'
	echo 'chmod -R a+r $VERLIBDIR/doc' 

	echo 'if [ ! -d $SAMPLEDIR ]'
	echo 'then'
	echo '	install --mode 0755 -d $SAMPLEDIR'
	echo 'fi'
	echo 'if [ -d SAMPLES ]'
	echo 'then'
	echo 'echo'
	echo 'echo installing the sample files'
	echo '  cd SAMPLES'
	echo '	for SAMPLENAME in *'
	echo '	do'
	echo '		if [ -f $SAMPLEDIR/$SAMPLENAME ]'
	echo '		then'
	echo '			if diff $SAMPLEDIR/$SAMPLENAME $SAMPLENAME'
	echo '			then'
	echo '				echo'
	echo '				echo SAMPLE/$SAMPLENAME allready installed'
	echo '			else'
	echo '				echo keeping _your_ $SAMPLEDIR/$SAMPLENAME'
	echo '			fi'
	echo '		else'
	echo '			echo -n -e copying SAMPLE/$SAMPLENAME to $SAMPLEDIR/$SAMPLENAME"\015"'
	echo '			cp $SAMPLENAME $SAMPLEDIR/$SAMPLENAME'
	echo '			chmod 644 $SAMPLEDIR/$SAMPLENAME'
	echo '		fi'
	echo '	done'
	echo '  cd ..'
	echo 'fi'
	echo 'echo'
	if [ $CONFCOLOR = "Y" ] 
	then
	  echo 'echo -e "\033[33m\033[1meverythings done. exit root shell and try groovit (after typing rehash for csh or tcsh) !\033[m"'
	else
	  echo 'echo "everythings done. exit root shell and try groovit (after typing rehash for csh or tcsh) !"'
	fi
) > installer
chmod 700 installer
echo "    ...done."
echo

#-------------------------------------------------------------------------------------------

if echo $* | grep -v frommakefile > /dev/null 2> /dev/null
then
	echocolor "you should now try (make clean ; make dep ; make)"
	echocolor 'and after you will su root to finish with (make install)'
	echo
fi