source: configure @ bdedc14

#!/bin/sh

##############################
##  Configurer for BitlBee  ##
##                          ##
##  Copyright 2004 Lintux   ##
##  Copyright 2002 Lucumo   ##
##############################

prefix='/usr/local/'
bindir='$prefix/sbin/'
etcdir='$prefix/etc/bitlbee/'
mandir='$prefix/share/man/'
datadir='$prefix/share/bitlbee/'
config='/var/lib/bitlbee/'
plugindir='$prefix/lib/bitlbee/'
includedir='$prefix/include/bitlbee/'
libevent='/usr/'
pidfile='/var/run/bitlbee.pid'
ipcsocket='/var/run/bitlbee.sock'
pcdir='$prefix/lib/pkgconfig'
systemlibdirs="/lib /lib64 /usr/lib /usr/lib64 /usr/local/lib /usr/local/lib64"

msn=1
jabber=1
oscar=1
yahoo=1
twitter=1
twitter=1
purple=0

debug=0
strip=1
gcov=0
plugins=1
otr=0

events=glib
ldap=0
ssl=auto

arch=`uname -s`
cpu=`uname -m`

GLIB_MIN_VERSION=2.4

echo BitlBee configure

while [ -n "$1" ]; do
        e="`expr "X$1" : 'X--\(.*=.*\)'`"
        if [ -z "$e" ]; then
                cat<<EOF

Usage: $0 [OPTIONS]

Option          Description                             Default

--prefix=...    Directories to put files in             $prefix
--bindir=...                                            $bindir
--etcdir=...                                            $etcdir
--mandir=...                                            $mandir
--datadir=...                                           $datadir
--plugindir=...                                         $plugindir
--pidfile=...                                           $pidfile
--config=...                                            $config
--ipcsocket=...                                         $ipcsocket

--msn=0/1       Disable/enable MSN part                 $msn
--jabber=0/1    Disable/enable Jabber part              $jabber
--oscar=0/1     Disable/enable Oscar part (ICQ, AIM)    $oscar
--yahoo=0/1     Disable/enable Yahoo part               $yahoo
--twitter=0/1   Disable/enable Twitter part             $twitter

--purple=0/1    Disable/enable libpurple support        $purple
                (automatically disables other protocol modules)

--debug=0/1     Disable/enable debugging                $debug
--strip=0/1     Disable/enable binary stripping         $strip
--gcov=0/1      Disable/enable test coverage reporting  $gcov
--plugins=0/1   Disable/enable plugins support          $plugins
--otr=0/1/auto/plugin
                Disable/enable OTR encryption support   $otr

--events=...    Event handler (glib, libevent)          $events
--ssl=...       SSL library to use (gnutls, nss, openssl, bogus, auto)
                                                        $ssl

--target=...    Cross compilation target                same as host
EOF
                exit;
        fi
        eval "$e"
        shift;
done

# Expand $prefix and get rid of double slashes
bindir=`eval echo "$bindir/" | sed 's/\/\{1,\}/\//g'`
etcdir=`eval echo "$etcdir/" | sed 's/\/\{1,\}/\//g'`
mandir=`eval echo "$mandir/" | sed 's/\/\{1,\}/\//g'`
datadir=`eval echo "$datadir/" | sed 's/\/\{1,\}/\//g'`
config=`eval echo "$config/" | sed 's/\/\{1,\}/\//g'`
plugindir=`eval echo "$plugindir/" | sed 's/\/\{1,\}/\//g'`
includedir=`eval echo "$includedir"/ | sed 's/\/\{1,\}/\//g'`
libevent=`eval echo "$libevent"/ | sed 's/\/\{1,\}/\//g'`

pidfile=`eval echo "$pidfile" | sed 's/\/\{1,\}/\//g'`
ipcsocket=`eval echo "$ipcsocket" | sed 's/\/\{1,\}/\//g'`
pcdir=`eval echo "$pcdir" | sed 's/\/\{1,\}/\//g'`

cat<<EOF>Makefile.settings
## BitlBee settings, generated by configure
PREFIX=$prefix
BINDIR=$bindir
ETCDIR=$etcdir
MANDIR=$mandir
DATADIR=$datadir
PLUGINDIR=$plugindir
CONFIG=$config
INCLUDEDIR=$includedir
PCDIR=$pcdir

TARGET=$target
ARCH=$arch
CPU=$cpu

DESTDIR=
LFLAGS=
EFLAGS=
EOF

srcdir=$(cd $(dirname $0);pwd)
currdir=$(pwd)
if [ "$srcdir" != "$currdir" ]; then 
        echo
        echo "configure script run from a different directory. Will create some symlinks..."
        if [ ! -e Makefile -o -L Makefile ]; then
                COPYDIRS="doc lib protocols tests utils"
                mkdir -p $(cd "$srcdir"; find $COPYDIRS -type d)
                find . -name Makefile -type l -print0 | xargs -0 rm 2> /dev/null
                dst="$PWD"
                cd "$srcdir"
                for i in $(find . -name Makefile -type f); do
                        ln -s "$PWD${i#.}" "$dst/$i";
                done
                cd "$dst"
                rm -rf .bzr
        fi
        
        echo "SRCDIR=$srcdir/" >> Makefile.settings
        CFLAGS="$CFLAGS -I${dst}"
else
        srcdir=$PWD
fi

cat<<EOF>config.h
/* BitlBee settings, generated by configure
   
   Do *NOT* use any of these defines in your code without thinking twice, most
   of them can/will be overridden at run-time */

#define CONFIG "$config"
#define ETCDIR "$etcdir"
#define VARDIR "$datadir"
#define PLUGINDIR "$plugindir"
#define PIDFILE "$pidfile"
#define IPCSOCKET "$ipcsocket"
#define ARCH "$arch"
#define CPU "$cpu"
EOF



if [ -n "$target" ]; then
        PKG_CONFIG_LIBDIR=/usr/$target/lib/pkgconfig
        export PKG_CONFIG_LIBDIR
        PATH=/usr/$target/bin:$PATH
        CC=$target-cc
        LD=$target-ld
        systemlibdirs="/usr/$target/lib"
fi


if [ "$debug" = "1" ]; then
        [ -z "$CFLAGS" ] && CFLAGS=-g
        echo 'DEBUG=1' >> Makefile.settings
        CFLAGS="$CFLAGS -DDEBUG"
else
        [ -z "$CFLAGS" ] && CFLAGS="-O2 -fno-strict-aliasing"
fi

echo CFLAGS=$CFLAGS $CPPFLAGS >> Makefile.settings
echo CFLAGS+=-I${srcdir} -I${srcdir}/lib -I${srcdir}/protocols -I. >> Makefile.settings

echo CFLAGS+=-DHAVE_CONFIG_H >> Makefile.settings

if [ -n "$CC" ]; then
        CC=$CC
elif type gcc > /dev/null 2> /dev/null; then
        CC=gcc
elif type cc > /dev/null 2> /dev/null; then
        CC=cc
else
        echo 'Cannot find a C compiler, aborting.'
        exit 1;
fi

echo "CC=$CC" >> Makefile.settings;
if echo $CC | grep -qw gcc; then
        # Apparently -Wall is gcc-specific?
        echo CFLAGS+=-Wall >> Makefile.settings
fi

if [ -z "$LD" ]; then
        if type ld > /dev/null 2> /dev/null; then
                LD=ld
        else
                echo 'Cannot find ld, aborting.'
                exit 1;
        fi
fi

echo "LD=$LD" >> Makefile.settings

if [ -z "$PKG_CONFIG" ]; then
        PKG_CONFIG=pkg-config
fi

if $PKG_CONFIG --version > /dev/null 2>/dev/null && $PKG_CONFIG glib-2.0; then
        if $PKG_CONFIG glib-2.0 --atleast-version=$GLIB_MIN_VERSION; then
                cat<<EOF>>Makefile.settings
EFLAGS+=`$PKG_CONFIG --libs glib-2.0 gmodule-2.0`
CFLAGS+=`$PKG_CONFIG --cflags glib-2.0 gmodule-2.0`
EOF
        else
                echo
                echo 'Found glib2 '`$PKG_CONFIG glib-2.0 --modversion`', but version '$GLIB_MIN_VERSION' or newer is required.'
                exit 1
        fi
else
        echo
        echo 'Cannot find glib2 development libraries, aborting. (Install libglib2-dev?)'
        exit 1
fi

if [ "$events" = "libevent" ]; then
        if ! [ -f "${libevent}include/event.h" ]; then
                echo
                echo 'Warning: Could not find event.h, you might have to install it and/or specify'
                echo 'its location using the --libevent= argument. (Example: If event.h is in'
                echo '/usr/local/include and binaries are in /usr/local/lib: --libevent=/usr/local)'
        fi
        
        echo '#define EVENTS_LIBEVENT' >> config.h
        cat <<EOF>>Makefile.settings
EFLAGS+=-levent -L${libevent}lib
CFLAGS+=-I${libevent}include
EOF
elif [ "$events" = "glib" ]; then
        ## We already use glib anyway, so this is all we need (and in fact not even this, but just to be sure...):
        echo '#define EVENTS_GLIB' >> config.h
else
        echo
        echo 'ERROR: Unknown event handler specified.'
        exit 1
fi
echo 'EVENT_HANDLER=events_'$events'.o' >> Makefile.settings

detect_gnutls()
{
        if $PKG_CONFIG --exists gnutls; then
                cat <<EOF>>Makefile.settings
EFLAGS+=`$PKG_CONFIG --libs gnutls` `libgcrypt-config --libs`
CFLAGS+=`$PKG_CONFIG --cflags gnutls` `libgcrypt-config --cflags`
EOF
                ssl=gnutls
                ret=1
        elif libgnutls-config --version > /dev/null 2> /dev/null; then
                cat <<EOF>>Makefile.settings
EFLAGS+=`libgnutls-config --libs` `libgcrypt-config --libs`
CFLAGS+=`libgnutls-config --cflags` `libgcrypt-config --cflags`
EOF
                
                ssl=gnutls
                ret=1;
        else
                ret=0;
        fi;
}

detect_nss()
{
        if $PKG_CONFIG --version > /dev/null 2>/dev/null && $PKG_CONFIG nss; then
                cat<<EOF>>Makefile.settings
EFLAGS+=`$PKG_CONFIG --libs nss`
CFLAGS+=`$PKG_CONFIG --cflags nss`
EOF
                
                ssl=nss
                ret=1;
        else
                ret=0;
        fi;
}

detect_ldap()
{
        TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
        if $CC -o $TMPFILE -shared -lldap 2>/dev/null >/dev/null; then
                cat<<EOF>>Makefile.settings
EFLAGS+=-lldap
CFLAGS+=
EOF
                ldap=1
                rm -f $TMPFILE
                ret=1
        else
                ldap=0
                ret=0
        fi
}

RESOLV_TESTCODE='
#include <arpa/nameser.h>
#include <resolv.h> 

int main()
{
        ns_initparse( NULL, 0, NULL );
        ns_parserr( NULL, ns_s_an, 0, NULL );
}
'

detect_resolv_dynamic()
{
        TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
        ret=1
        echo "$RESOLV_TESTCODE" | $CC -o $TMPFILE -x c - -lresolv >/dev/null 2>/dev/null
        if [ "$?" = "0" ]; then
                echo 'EFLAGS+=-lresolv' >> Makefile.settings
                ret=0
        fi

        rm -f $TMPFILE
        return $ret
}

detect_resolv_static()
{
        TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
        ret=1
        for i in $systemlibdirs; do
                if [ -f $i/libresolv.a ]; then
                        echo "$RESOLV_TESTCODE" | $CC -o $TMPFILE -x c - -Wl,$i/libresolv.a >/dev/null 2>/dev/null
                        if [ "$?" = "0" ]; then
                                echo 'EFLAGS+='$i'/libresolv.a' >> Makefile.settings
                                ret=0
                        fi
                fi
        done

        rm -f $TMPFILE
        return $ret
}

if [ "$ssl" = "auto" ]; then
        detect_gnutls
        if [ "$ret" = "0" ]; then
                detect_nss
        fi
elif [ "$ssl" = "gnutls" ]; then
        detect_gnutls
elif [ "$ssl" = "nss" ]; then
        detect_nss
elif [ "$ssl" = "sspi" ]; then
        echo
elif [ "$ssl" = "openssl" ]; then
        echo
        echo 'No detection code exists for OpenSSL. Make sure that you have a complete'
        echo 'install of OpenSSL (including devel/header files) before reporting'
        echo 'compilation problems.'
        echo
        echo 'Also, keep in mind that the OpenSSL is, according to some people, not'
        echo 'completely GPL-compatible. Using GnuTLS or NSS is recommended and better'
        echo 'supported by us. However, on many BSD machines, OpenSSL can be considered'
        echo 'part of the operating system, which makes it GPL-compatible.'
        echo
        echo 'For more info, see: http://www.openssl.org/support/faq.html#LEGAL2'
        echo '                    http://www.gnome.org/~markmc/openssl-and-the-gpl.html'
        echo
        echo 'Please note that distributing a BitlBee binary which links to OpenSSL is'
        echo 'probably illegal. If you want to create and distribute a binary BitlBee'
        echo 'package, you really should use GnuTLS or NSS instead.'
        echo
        echo 'Also, the OpenSSL license requires us to say this:'
        echo ' *    "This product includes software developed by the OpenSSL Project'
        echo ' *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"'
        
        echo 'EFLAGS+=-lssl -lcrypto' >> Makefile.settings
        
        ret=1
elif [ "$ssl" = "bogus" ]; then
        echo
        echo 'Using bogus SSL code. This means some features will not work properly.'
        
        ## Yes, you, at the console! How can you authenticate if you don't have any SSL!?
        if [ "$msn" = "1" -o "$yahoo" = "1" ]; then
                echo
                echo 'WARNING: The MSN and Yahoo! modules will not work without SSL. Disabling.'
                msn=0
                yahoo=0
        fi
        
        ret=1
else
        echo
        echo 'ERROR: Unknown SSL library specified.'
        exit 1
fi

if [ "$ret" = "0" ]; then
        echo
        echo 'ERROR: Could not find a suitable SSL library (GnuTLS, libnss or OpenSSL).'
        echo '       Please note that this script doesn'\''t have detection code for OpenSSL,'
        echo '       so if you want to use that, you have to select it by hand. If you don'\''t'
        echo '       need SSL support, you can select the "bogus" SSL library. (--ssl=bogus)'
        
        exit 1
fi;

if [ "$msn" = "1" -a "$ssl" != "openssl" -a "$ssl" != "gnutls" ]; then
        # Needed for MSN only. OpenSSL exports nice cipher functions already,
        # in case of GnuTLS we should be able to use gcrypt. Otherwise, use
        # built-in stuff. (Since right now those are the only two supported
        # SSL modules anyway, this is mostly unnecessary.)
        echo 'DES=des.o' >> Makefile.settings
fi

echo 'SSL_CLIENT=ssl_'$ssl'.o' >> Makefile.settings

if detect_resolv_dynamic || detect_resolv_static; then
        echo '#define HAVE_RESOLV_A' >> config.h
fi

STORAGES="xml"

if [ "$ldap" = "auto" ]; then
        detect_ldap
fi

if [ "$ldap" = 0 ]; then
        echo "#undef WITH_LDAP" >> config.h
elif [ "$ldap" = 1 ]; then
        echo
        echo 'LDAP support is a work in progress and does NOT work AT ALL right now.'
        echo
        exit 1
        
        echo "#define WITH_LDAP 1" >> config.h
        STORAGES="$STORAGES ldap"
fi

for i in $STORAGES; do
        STORAGE_OBJS="$STORAGE_OBJS storage_$i.o"
done
echo "STORAGE_OBJS="$STORAGE_OBJS >> Makefile.settings

if [ "$strip" = 0 ]; then
        echo "STRIP=\# skip strip" >> Makefile.settings;
else
        if [ "$debug" = 1 ]; then
                echo
                echo 'Stripping binaries does not make sense when debugging. Stripping disabled.'
                echo 'STRIP=\# skip strip' >> Makefile.settings
                strip=0;
        elif [ -n "$STRIP" ]; then
                echo "STRIP=$STRIP" >> Makefile.settings;
        elif type strip > /dev/null 2> /dev/null; then
                echo "STRIP=strip" >> Makefile.settings;
        else
                echo
                echo 'No strip utility found, cannot remove unnecessary parts from executable.'
                echo 'STRIP=\# skip strip' >> Makefile.settings
                strip=0;
        fi;
fi

if [ "$gcov" = "1" ]; then
        echo "CFLAGS+=--coverage" >> Makefile.settings
        echo "EFLAGS+=--coverage" >> Makefile.settings
fi

if [ "$plugins" = 0 ]; then
        echo '#undef WITH_PLUGINS' >> config.h
else
        echo '#define WITH_PLUGINS' >> config.h
fi

otrprefix=""
for i in / /usr /usr/local; do
        if [ -f ${i}/lib/libotr.a ]; then
                otrprefix=${i}
                break
        fi
done
if [ "$otr" = "auto" ]; then
        if [ -n "$otrprefix" ]; then
                otr=1
        else
                otr=0
        fi
fi
if [ "$otr" = 1 ]; then
        # BI == built-in
        echo '#define OTR_BI' >> config.h
        echo "EFLAGS+=-L${otrprefix}/lib -lotr" >> Makefile.settings
        echo "CFLAGS+=-I${otrprefix}/include" >> Makefile.settings
        echo 'OTR_BI=otr.o' >> Makefile.settings
elif [ "$otr" = "plugin" ]; then
        echo '#define OTR_PI' >> config.h
        echo "OTRFLAGS=-L${otrprefix}/lib -lotr" >> Makefile.settings
        echo "CFLAGS+=-I${otrprefix}/include" >> Makefile.settings
        echo 'OTR_PI=otr.so' >> Makefile.settings
fi

if [ ! -e doc/user-guide/help.txt ] && ! type xmlto > /dev/null 2> /dev/null; then
        echo
        echo 'WARNING: Building from an unreleased source tree without prebuilt helpfile.'
        echo 'Install xmlto if you want online help to work.'
fi

echo
if [ -z "$BITLBEE_VERSION" -a -d .bzr ] && type bzr > /dev/null 2> /dev/null; then
        nick=`bzr nick`
        if [ -n "$nick" -a "$nick" != "bitlbee" ]; then
                nick="-$nick"
        else
                nick=""
        fi
        rev=`bzr revno`
        echo 'Using bzr revision #'$rev' as version number'
        BITLBEE_VERSION=\"bzr$nick-$rev\"
fi

if [ -n "$BITLBEE_VERSION" ]; then
        echo 'Spoofing version number: '$BITLBEE_VERSION
        echo '#undef BITLBEE_VERSION' >> config.h
        echo '#define BITLBEE_VERSION '$BITLBEE_VERSION >> config.h
        echo
fi

if ! make helloworld > /dev/null 2>&1; then
        echo "WARNING: Your version of make (BSD make?) does not support BitlBee's makefiles."
        echo "BitlBee needs GNU make to build properly. On most systems GNU make is available"
        echo "under the name 'gmake'."
        echo
        if gmake helloworld > /dev/null 2>&1; then
                echo "gmake seems to be available on your machine, great."
                echo
        else
                echo "gmake is not installed (or not working). Please try to install it."
                echo
        fi
fi

cat <<EOF>bitlbee.pc
prefix=$prefix
includedir=$includedir

Name: bitlbee
Description: IRC to IM gateway
Requires: glib-2.0
Version: $BITLBEE_VERSION
Libs:
Cflags: -I\${includedir}

EOF

protocols=''
protoobjs=''

if [ "$purple" = 0 ]; then
        echo '#undef WITH_PURPLE' >> config.h
else
        if ! $PKG_CONFIG purple; then
                echo
                echo 'Cannot find libpurple development libraries, aborting. (Install libpurple-dev?)'
                exit 1
        fi
        echo '#define WITH_PURPLE' >> config.h
        cat<<EOF>>Makefile.settings
EFLAGS += $($PKG_CONFIG purple --libs)
PURPLE_CFLAGS += $($PKG_CONFIG purple --cflags)
EOF
        protocols=$protocols'purple '
        protoobjs=$protoobjs'purple_mod.o '

        # Having both libpurple and native IM modules in one binary may
        # do strange things. Let's not do that.
        msn=0
        jabber=0
        oscar=0
        yahoo=0
        twitter=0
        
        if [ "$events" = "libevent" ]; then
                echo
                echo 'Warning: Some libpurple modules (including msn-pecan) do their event handling'
                echo 'outside libpurple, talking to GLib directly. At least for now the combination'
                echo 'libpurple + libevent is *not* recommended!'
        fi
fi

case "$CC" in
*gcc* )
        echo CFLAGS+=-MD -MF .depend/\$@.d >> Makefile.settings
        for i in . lib protocols protocols/*/; do
                mkdir -p $i/.depend
        done
esac

if [ "$msn" = 0 ]; then
        echo '#undef WITH_MSN' >> config.h
else
        echo '#define WITH_MSN' >> config.h
        protocols=$protocols'msn '
        protoobjs=$protoobjs'msn_mod.o '
fi

if [ "$jabber" = 0 ]; then
        echo '#undef WITH_JABBER' >> config.h
else
        echo '#define WITH_JABBER' >> config.h
        protocols=$protocols'jabber '
        protoobjs=$protoobjs'jabber_mod.o '
fi

if [ "$oscar" = 0 ]; then
        echo '#undef WITH_OSCAR' >> config.h
else
        echo '#define WITH_OSCAR' >> config.h
        protocols=$protocols'oscar '
        protoobjs=$protoobjs'oscar_mod.o '
fi

if [ "$yahoo" = 0 ]; then
        echo '#undef WITH_YAHOO' >> config.h
else
        echo '#define WITH_YAHOO' >> config.h
        protocols=$protocols'yahoo '
        protoobjs=$protoobjs'yahoo_mod.o '
fi

if [ "$twitter" = 0 ]; then
        echo '#undef WITH_TWITTER' >> config.h
else
        echo '#define WITH_TWITTER' >> config.h
        protocols=$protocols'twitter '
        protoobjs=$protoobjs'twitter_mod.o '
fi

if [ "$protocols" = "PROTOCOLS = " ]; then
        echo "Warning: You haven't selected any communication protocol to compile!"
        echo "         BitlBee will run, but you will be unable to connect to IM servers!"
fi

echo "PROTOCOLS = $protocols" >> Makefile.settings
echo "PROTOOBJS = $protoobjs" >> Makefile.settings

echo Architecture: $arch
case "$arch" in
Linux )
;;
GNU/* )
;;
*BSD )
;;
Darwin )
        echo 'STRIP=\# skip strip' >> Makefile.settings
;;
IRIX )
;;
SunOS )
        echo 'EFLAGS+=-lresolv -lnsl -lsocket' >> Makefile.settings
        echo 'STRIP=\# skip strip' >> Makefile.settings
        echo '#define NO_FD_PASSING' >> config.h
;;
AIX )
        echo 'EFLAGS+=-Wl,-brtl' >> Makefile.settings
;;
CYGWIN* )
        echo 'Cygwin is not officially supported.'
;;
Windows )
;;
* )
        echo 'We haven'\''t tested BitlBee on many platforms yet, yours is untested. YMMV.'
        echo 'Please report any problems at http://bugs.bitlbee.org/.'
;;
esac

if [ -n "$target" ]; then
        echo "Cross-compiling for: $target"
fi

echo
echo 'Configuration done:'

if [ "$debug" = "1" ]; then
        echo '  Debugging enabled.'
else
        echo '  Debugging disabled.'
fi

if [ "$strip" = "1" ]; then
        echo '  Binary stripping enabled.'
else
        echo '  Binary stripping disabled.'
fi

if [ "$otr" = "1" ]; then
        echo '  Off-the-Record (OTR) Messaging enabled.'
elif [ "$otr" = "plugin" ]; then
        echo '  Off-the-Record (OTR) Messaging enabled (as a plugin).'
else
        echo '  Off-the-Record (OTR) Messaging disabled.'
fi

echo '  Using event handler: '$events
echo '  Using SSL library: '$ssl
echo '  Building with these storage backends: '$STORAGES

if [ -n "$protocols" ]; then
        echo '  Building with these protocols:' $protocols
else
        echo '  Building without IM-protocol support. We wish you a lot of fun...'
fi