Annotation of /sourceforge.net/trunk/rdesktop/configure

#!/bin/sh
#
# rdesktop: A Remote Desktop Protocol client
# configure script
# Copyright (C) Matthew Chapman 1999-2002
#

echo "rdesktop build configuration script"
echo

echo "# Generated by $0 $*" >Makeconf


# Process command line options

cflags=
ldflags=
rpath=

for arg in $*; do
optarg=`echo $arg | sed 's/[-a-z]*=//'`
case $arg in
  --prefix=*)
    echo "prefix      = $optarg" >>Makeconf
    ;;
  --exec-prefix=*)
    echo "exec_prefix = $optarg" >>Makeconf
    ;;
  --bindir=*)
    echo "bindir      = $optarg" >>Makeconf
    ;;
  --mandir=*)
    echo "mandir      = $optarg" >>Makeconf
    ;;
  --sharedir=*)
    echo "datadir     = $optarg" >>Makeconf
    ;;
  --with-x*)
    extraxdir=$optarg
    ;;
  --with-openssl*)
    extrassldir=$optarg
    ;;
  --without-openssl*)
    withoutopenssl=yes
    ;;
  --with-egd-socket=*)
    extraegdpath=$optarg
    ;;
  --with-debug)
    cflags="$cflags -g -DWITH_DEBUG"
    ;;
  --with-debug-kbd)
    cflags="$cflags -g -DWITH_DEBUG_KBD"
    ;;
  --without-debug*)
    ;;
  *)
    echo "Target directories:"
    echo " --prefix=PREFIX         location for architecture-independent files"
    echo " --exec-prefix=EPREFIX   location for architecture-dependent files"
    echo " --bindir=BINDIR         location for program binaries [EPREFIX/bin]"
    echo " --mandir=MANDIR         location for man pages [PREFIX/man]"
    echo " --sharedir=SHAREDIR     location for architecture-independent shared files [PREFIX/share/rdesktop]"
    echo
    echo "Build configuration:"
    echo " --with-x=DIR            look for X Window System at DIR/include, DIR/lib"
    echo " --with-openssl=DIR      look for OpenSSL at DIR/include, DIR/lib"
    echo " --without-openssl       use in-tree crypto, even if OpenSSL is available"
    echo " --with-egd-socket=PATH  look for Entropy Gathering Daemon socket at PATH"
    echo " --with-debug            enable protocol debugging output"
    echo " --with-debug-kbd        enable debugging of keyboard handling"
    echo
    rm -f Makeconf
    exit 1
    ;;
esac
done


# Find compiler

compilers="$CC gcc cc"

for compiler in $compilers; do
    if [ -x "`which $compiler`" ]; then
        cc=$compiler
        break
    fi
done

if [ -z "$cc" ]; then
    echo "ERROR: could not find a C compiler (tried: $compilers)"
    echo "You probably want to install gcc"
    exit 1
fi

echo "CC          = $cc" >>Makeconf

if $cc -v 2>&1 |grep '^gcc' >/dev/null; then
    cflags="$cflags -Wall -O2"
else
    cflags="$cflags -O"
fi


# Find X installation

xdirs="$extraxdir /usr/X11R6 /usr/X11 /usr/openwin /usr /usr/local/X11R6 /usr/local/X11 /usr/local"

for dir in $xdirs; do
    if [ -f $dir/include/X11/Xlib.h ]; then
        xdir=$dir
        break
    fi
done

if [ -z "$xdir" ]; then
    echo "ERROR: could not find X Window System headers"
    echo "(searched for include/X11/Xlib.h in: $xdirs)"

    # additional helpful information for Linux users
    if [ -f /etc/redhat_release ]; then
      echo You probably need to install the XFree86-devel package
    elif [ -f /etc/debian_version ]; then
      echo You probably need to install the xlibs-dev package
    fi
    exit 1
fi

echo "X Window System:"
echo "  includes  $xdir/include"
echo "  libraries $xdir/lib"
echo

if [ $xdir != "/usr" ]; then
    cflags="$cflags -I$xdir/include"
    ldflags="$ldflags -L$xdir/lib"
    rpath="$rpath:$xdir/lib"
fi

ldflags="$ldflags -lX11"


if [ -z "$withoutopenssl" ]; then
    # Find OpenSSL installation if available
    ssldirs="$extrassldir /usr/openssl /usr/ssl /usr /usr/local/openssl /usr/local/ssl /usr/local"
    
    for dir in $ssldirs; do
        if [ -f $dir/include/openssl/rc4.h ]; then
            ssldir=$dir
            break
        fi
    done
    
    if [ -z "$ssldir" ]; then
        echo "WARNING: could not find OpenSSL headers"
        echo "(searched for include/openssl/rc4.h in: $ssldirs)"
        echo "Using in-tree crypto; installing OpenSSL is recommended."
        echo
    else
        echo "OpenSSL:"
        echo "  includes  $ssldir/include"
        echo "  libraries $ssldir/lib"
        echo
    
        echo "CRYPTOBJ    =" >>Makeconf
    
        if [ $ssldir != "/usr" ]; then
            cflags="$cflags -I$ssldir/include"
            ldflags="$ldflags -L$ssldir/lib"
            rpath="$rpath:$ssldir/lib"
        fi
    
        cflags="$cflags -DWITH_OPENSSL"
        ldflags="$ldflags -lcrypto"
    fi
fi
    

# Find EGD socket if we don't have /dev/urandom or /dev/random

if [ ! -c /dev/random -a ! -c /dev/urandom ]; then
    egdpaths="$extraegdpath /var/run/egd-pool /dev/egd-pool /etc/egd-pool /etc/entropy"

    for path in $egdpaths; do
        # -e isn't portable, so we use -r
        if [ -r $path ]; then
            egdpath=$path
            break
        fi
    done

    if [ -z "$egdpath" ]; then
        echo "WARNING: could not find /dev/urandom, /dev/random or Entropy Gathering Daemon (EGD) socket"
        echo "(searched: $egdpaths)"
        echo "Session keys may be less secure; installing a system randomness source is recommended."
        echo
    else
        echo "Entropy Gathering Daemon (EGD):"
        echo "  socket    $egdpath"
        echo
        cflags="$cflags -DEGD_SOCKET=\\\"$egdpath\\\""
    fi
fi


# Platform-specific options

# strip leading colon from rpath
rpath=`echo $rpath |sed 's/^://'`

case `uname -s` in
  SunOS)
    ldflags="$ldflags -lsocket -lnsl -R$rpath"
    ;;
  OSF1)
    ldflags="$ldflags -Wl,-rpath,$rpath"
    ;;
esac


echo "CFLAGS     += $cflags" >>Makeconf
echo "LDFLAGS    += $ldflags" >>Makeconf

echo "configure complete - now run make"

1	matty	30	#!/bin/sh
2			#
3			# rdesktop: A Remote Desktop Protocol client
4			# configure script
5	matthewc	207	# Copyright (C) Matthew Chapman 1999-2002
6	matty	30	#
7
8	matthewc	202	echo "rdesktop build configuration script"
9			echo
10
11	matty	30	echo "# Generated by $0 $*" >Makeconf
12
13	matthewc	156
14	matthewc	189	# Process command line options
15	matthewc	156
16	matthewc	189	cflags=
17			ldflags=
18	matthewc	221	rpath=
19	matthewc	156
20	matty	30	for arg in $*; do
21	matthewc	220	optarg=`echo $arg \| sed 's/[-a-z]*=//'`
22	matty	30	case $arg in
23			--prefix=*)
24	matthewc	156	echo "prefix = $optarg" >>Makeconf
25	matty	30	;;
26			--exec-prefix=*)
27	matthewc	156	echo "exec_prefix = $optarg" >>Makeconf
28	matty	30	;;
29			--bindir=*)
30	matthewc	156	echo "bindir = $optarg" >>Makeconf
31	matty	30	;;
32			--mandir=*)
33	matthewc	156	echo "mandir = $optarg" >>Makeconf
34	matty	30	;;
35	astrand	98	--sharedir=*)
36	matthewc	156	echo "datadir = $optarg" >>Makeconf
37	astrand	98	;;
38	matthewc	220	--with-x*)
39			extraxdir=$optarg
40			;;
41	matty	32	--with-openssl*)
42	matthewc	220	extrassldir=$optarg
43	matty	32	;;
44			--without-openssl*)
45	astrand	267	withoutopenssl=yes
46	matty	32	;;
47	matthewc	220	--with-egd-socket=*)
48			extraegdpath=$optarg
49			;;
50	astrand	63	--with-debug)
51	matthewc	189	cflags="$cflags -g -DWITH_DEBUG"
52	matty	30	;;
53	astrand	63	--with-debug-kbd)
54	matthewc	189	cflags="$cflags -g -DWITH_DEBUG_KBD"
55	astrand	63	;;
56	matty	30	--without-debug*)
57			;;
58			*)
59			echo "Target directories:"
60	matthewc	220	echo " --prefix=PREFIX location for architecture-independent files"
61			echo " --exec-prefix=EPREFIX location for architecture-dependent files"
62			echo " --bindir=BINDIR location for program binaries [EPREFIX/bin]"
63			echo " --mandir=MANDIR location for man pages [PREFIX/man]"
64			echo " --sharedir=SHAREDIR location for architecture-independent shared files [PREFIX/share/rdesktop]"
65	matty	30	echo
66			echo "Build configuration:"
67	matthewc	220	echo " --with-x=DIR look for X Window System at DIR/include, DIR/lib"
68			echo " --with-openssl=DIR look for OpenSSL at DIR/include, DIR/lib"
69	astrand	267	echo " --without-openssl use in-tree crypto, even if OpenSSL is available"
70	matthewc	220	echo " --with-egd-socket=PATH look for Entropy Gathering Daemon socket at PATH"
71			echo " --with-debug enable protocol debugging output"
72			echo " --with-debug-kbd enable debugging of keyboard handling"
73	matty	30	echo
74			rm -f Makeconf
75			exit 1
76			;;
77			esac
78			done
79
80	matthewc	189
81	matthewc	258	# Find compiler
82
83			compilers="$CC gcc cc"
84
85			for compiler in $compilers; do
86			if [ -x "`which $compiler`" ]; then
87			cc=$compiler
88			break
89			fi
90			done
91
92			if [ -z "$cc" ]; then
93			echo "ERROR: could not find a C compiler (tried: $compilers)"
94			echo "You probably want to install gcc"
95			exit 1
96			fi
97
98			echo "CC = $cc" >>Makeconf
99
100			if $cc -v 2>&1 \|grep '^gcc' >/dev/null; then
101			cflags="$cflags -Wall -O2"
102			else
103			cflags="$cflags -O"
104			fi
105
106
107	matthewc	189	# Find X installation
108
109	matthewc	220	xdirs="$extraxdir /usr/X11R6 /usr/X11 /usr/openwin /usr /usr/local/X11R6 /usr/local/X11 /usr/local"
110	matthewc	189
111			for dir in $xdirs; do
112			if [ -f $dir/include/X11/Xlib.h ]; then
113			xdir=$dir
114			break
115			fi
116			done
117
118			if [ -z "$xdir" ]; then
119			echo "ERROR: could not find X Window System headers"
120	matthewc	220	echo "(searched for include/X11/Xlib.h in: $xdirs)"
121	matthewc	189
122			# additional helpful information for Linux users
123			if [ -f /etc/redhat_release ]; then
124			echo You probably need to install the XFree86-devel package
125			elif [ -f /etc/debian_version ]; then
126			echo You probably need to install the xlibs-dev package
127			fi
128			exit 1
129			fi
130
131	matthewc	202	echo "X Window System:"
132			echo " includes $xdir/include"
133			echo " libraries $xdir/lib"
134			echo
135
136	matthewc	189	if [ $xdir != "/usr" ]; then
137			cflags="$cflags -I$xdir/include"
138			ldflags="$ldflags -L$xdir/lib"
139	matthewc	221	rpath="$rpath:$xdir/lib"
140	matthewc	189	fi
141
142			ldflags="$ldflags -lX11"
143
144
145	astrand	267	if [ -z "$withoutopenssl" ]; then
146			# Find OpenSSL installation if available
147			ssldirs="$extrassldir /usr/openssl /usr/ssl /usr /usr/local/openssl /usr/local/ssl /usr/local"
148
149			for dir in $ssldirs; do
150			if [ -f $dir/include/openssl/rc4.h ]; then
151			ssldir=$dir
152			break
153			fi
154			done
155
156			if [ -z "$ssldir" ]; then
157			echo "WARNING: could not find OpenSSL headers"
158			echo "(searched for include/openssl/rc4.h in: $ssldirs)"
159			echo "Using in-tree crypto; installing OpenSSL is recommended."
160			echo
161			else
162			echo "OpenSSL:"
163			echo " includes $ssldir/include"
164			echo " libraries $ssldir/lib"
165			echo
166
167			echo "CRYPTOBJ =" >>Makeconf
168
169			if [ $ssldir != "/usr" ]; then
170			cflags="$cflags -I$ssldir/include"
171			ldflags="$ldflags -L$ssldir/lib"
172			rpath="$rpath:$ssldir/lib"
173			fi
174
175			cflags="$cflags -DWITH_OPENSSL"
176			ldflags="$ldflags -lcrypto"
177	matthewc	189	fi
178			fi
179	astrand	267
180	matthewc	189
181	matthewc	220	# Find EGD socket if we don't have /dev/urandom or /dev/random
182	matthewc	221
183	matthewc	220	if [ ! -c /dev/random -a ! -c /dev/urandom ]; then
184			egdpaths="$extraegdpath /var/run/egd-pool /dev/egd-pool /etc/egd-pool /etc/entropy"
185
186			for path in $egdpaths; do
187			# -e isn't portable, so we use -r
188			if [ -r $path ]; then
189			egdpath=$path
190			break
191			fi
192			done
193
194			if [ -z "$egdpath" ]; then
195			echo "WARNING: could not find /dev/urandom, /dev/random or Entropy Gathering Daemon (EGD) socket"
196			echo "(searched: $egdpaths)"
197			echo "Session keys may be less secure; installing a system randomness source is recommended."
198			echo
199			else
200			echo "Entropy Gathering Daemon (EGD):"
201			echo " socket $egdpath"
202			echo
203			cflags="$cflags -DEGD_SOCKET=\\\"$egdpath\\\""
204			fi
205			fi
206
207	matthewc	221
208			# Platform-specific options
209
210			# strip leading colon from rpath
211			rpath=`echo $rpath \|sed 's/^://'`
212
213			case `uname -s` in
214			SunOS)
215			ldflags="$ldflags -lsocket -lnsl -R$rpath"
216			;;
217			OSF1)
218			ldflags="$ldflags -Wl,-rpath,$rpath"
219			;;
220			esac
221
222
223	matthewc	189	echo "CFLAGS += $cflags" >>Makeconf
224			echo "LDFLAGS += $ldflags" >>Makeconf
225
226	matty	30	echo "configure complete - now run make"
227	matthewc	221