1#! /bin/sh
2# Run this to generate all the initial makefiles, etc. 
3#
4# Copyright (C) 2003 g10 Code GmbH
5#
6# This file is free software; as a special exception the author gives
7# unlimited permission to copy and/or distribute it, with or without
8# modifications, as long as this notice is preserved.
9#
10# This program is distributed in the hope that it will be useful, but
11# WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
12# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13
14configure_ac="configure.ac"
15
16cvtver () {
17  awk 'NR==1 {split($NF,A,".");X=1000000*A[1]+1000*A[2]+A[3];print X;exit 0}'
18}
19
20check_version () {
21    if [ `("$1" --version || echo "0") | cvtver` -ge "$2" ]; then
22       return 0
23    fi
24    echo "**Error**: "\`$1\'" not installed or too old." >&2
25    echo '           Version '$3' or newer is required.' >&2
26    [ -n "$4" ] && echo '           Note that this is part of '\`$4\''.' >&2
27    DIE="yes"
28    return 1
29}
30
31DIE=no
32FORCE=
33if test "$1" = "--force"; then
34  FORCE=" --force"
35  shift
36fi
37
38# Begin list of optional variables sourced from ~/.gnupg-autogen.rc
39w32_toolprefixes=
40w32_extraoptions=
41w32ce_toolprefixes=
42w32ce_extraoptions=
43amd64_toolprefixes=
44# End list of optional variables sourced from ~/.gnupg-autogen.rc
45# What follows are variables which are sourced but default to 
46# environment variables or lacking them hardcoded values.
47#w32root=
48#w32ce_root=
49#amd64root=
50
51if [ -f "$HOME/.gnupg-autogen.rc" ]; then
52    echo "sourcing extra definitions from $HOME/.gnupg-autogen.rc"
53    . "$HOME/.gnupg-autogen.rc"
54fi
55
56# Convenience option to use certain configure options for some hosts.
57myhost="" 
58myhostsub=""
59case "$1" in
60    --build-w32)
61        myhost="w32"
62        ;;
63    --build-w32ce)
64        myhost="w32"
65        myhostsub="ce"
66        ;;
67    --build*)
68        echo "**Error**: invalid build option $1" >&2
69        exit 1
70        ;;
71    *)
72        ;;
73esac
74
75
76
77# ***** W32 build script *******
78# Used to cross-compile for Windows.
79if [ "$myhost" = "w32" ]; then
80    tmp=`dirname $0`
81    tsdir=`cd "$tmp"; pwd`
82    shift
83    if [ ! -f $tsdir/config.guess ]; then
84        echo "$tsdir/config.guess not found" >&2
85        exit 1
86    fi
87    build=`$tsdir/config.guess`
88
89    case $myhostsub in
90        ce)
91          w32root="$w32ce_root"
92          [ -z "$w32root" ] && w32root="$HOME/w32ce_root"
93          toolprefixes="arm-mingw32ce"
94          ;;
95        *)
96          [ -z "$w32root" ] && w32root="$HOME/w32root"
97          toolprefixes="i586-mingw32msvc i386-mingw32msvc"
98          ;;
99    esac
100    echo "Using $w32root as standard install directory" >&2
101    
102    # Locate the cross compiler
103    crossbindir=
104    for host in $toolprefixes; do
105        if ${host}-gcc --version >/dev/null 2>&1 ; then
106            crossbindir=/usr/${host}/bin
107            conf_CC="CC=${host}-gcc"
108            break;
109        fi
110    done
111    if [ -z "$crossbindir" ]; then
112        echo "Cross compiler kit not installed" >&2
113        if [ -z "$sub" ]; then 
114          echo "Under Debian GNU/Linux, you may install it using" >&2
115          echo "  apt-get install mingw32 mingw32-runtime mingw32-binutils" >&2 
116        fi
117        echo "Stop." >&2
118        exit 1
119    fi
120   
121    if [ -f "$tsdir/config.log" ]; then
122        if ! head $tsdir/config.log | grep "$host" >/dev/null; then
123            echo "Pease run a 'make distclean' first" >&2
124            exit 1
125        fi
126    fi
127
128    $tsdir/configure --enable-maintainer-mode  --prefix=${w32root}  \
129            --host=${host} --build=${build} "$@"
130
131    exit $?
132fi
133# ***** end W32 build script *******
134
135
136# ***** AMD64 cross build script *******
137# Used to cross-compile for AMD64 (for testing)
138if test "$1" = "--build-amd64"; then
139    tmp=`dirname $0`
140    tsdir=`cd "$tmp"; pwd`
141    shift
142    if [ ! -f $tsdir/config.guess ]; then
143        echo "$tsdir/config.guess not found" >&2
144        exit 1
145    fi
146    build=`$tsdir/config.guess`
147
148    [ -z "$amd64root" ] && amd64root="$HOME/amd64root"
149    echo "Using $amd64root as standard install directory" >&2
150    
151    # Locate the cross compiler
152    crossbindir=
153    for host in x86_64-linux-gnu amd64-linux-gnu; do
154        if ${host}-gcc --version >/dev/null 2>&1 ; then
155            crossbindir=/usr/${host}/bin
156            conf_CC="CC=${host}-gcc"
157            break;
158        fi
159    done
160    if [ -z "$crossbindir" ]; then
161        echo "Cross compiler kit not installed" >&2
162        echo "Stop." >&2
163        exit 1
164    fi
165   
166    if [ -f "$tsdir/config.log" ]; then
167        if ! head $tsdir/config.log | grep "$host" >/dev/null; then
168            echo "Please run a 'make distclean' first" >&2
169            exit 1
170        fi
171    fi
172
173    $tsdir/configure --enable-maintainer-mode --prefix=${amd64root}  \
174             --host=${host} --build=${build}
175    rc=$?
176    exit $rc
177fi
178# ***** end AMD64 cross build script *******
179
180
181
182# Grep the required versions from configure.ac
183autoconf_vers=`sed -n '/^AC_PREREQ(/ { 
184s/^.*(\(.*\))/\1/p
185q
186}' ${configure_ac}`
187autoconf_vers_num=`echo "$autoconf_vers" | cvtver`
188
189automake_vers=`sed -n '/^min_automake_version=/ { 
190s/^.*="\(.*\)"/\1/p
191q
192}' ${configure_ac}`
193automake_vers_num=`echo "$automake_vers" | cvtver`
194
195gettext_vers=`sed -n '/^AM_GNU_GETTEXT_VERSION(/ { 
196s/^.*(\(.*\))/\1/p
197q
198}' ${configure_ac}`
199gettext_vers_num=`echo "$gettext_vers" | cvtver`
200
201
202if [ -z "$autoconf_vers" -o -z "$automake_vers" -o -z "$gettext_vers" ]
203then
204  echo "**Error**: version information not found in "\`${configure_ac}\'"." >&2
205  exit 1
206fi
207
208# Allow to override the default tool names
209AUTOCONF=${AUTOCONF_PREFIX}${AUTOCONF:-autoconf}${AUTOCONF_SUFFIX}
210AUTOHEADER=${AUTOCONF_PREFIX}${AUTOHEADER:-autoheader}${AUTOCONF_SUFFIX}
211
212AUTOMAKE=${AUTOMAKE_PREFIX}${AUTOMAKE:-automake}${AUTOMAKE_SUFFIX}
213ACLOCAL=${AUTOMAKE_PREFIX}${ACLOCAL:-aclocal}${AUTOMAKE_SUFFIX}
214
215GETTEXT=${GETTEXT_PREFIX}${GETTEXT:-gettext}${GETTEXT_SUFFIX}
216MSGMERGE=${GETTEXT_PREFIX}${MSGMERGE:-msgmerge}${GETTEXT_SUFFIX}
217
218
219if check_version $AUTOCONF $autoconf_vers_num $autoconf_vers ; then
220    check_version $AUTOHEADER $autoconf_vers_num $autoconf_vers autoconf
221fi
222if check_version $AUTOMAKE $automake_vers_num $automake_vers; then
223  check_version $ACLOCAL $automake_vers_num $autoconf_vers automake
224fi
225if check_version $GETTEXT $gettext_vers_num $gettext_vers; then
226  check_version $MSGMERGE $gettext_vers_num $gettext_vers gettext
227fi
228
229if test "$DIE" = "yes"; then
230    cat <<EOF
231
232Note that you may use alternative versions of the tools by setting 
233the corresponding environment variables; see README.CVS for details.
234                   
235EOF
236    exit 1
237fi
238
239echo "Running aclocal -I m4 ${ACLOCAL_FLAGS:+$ACLOCAL_FLAGS }..."
240$ACLOCAL -I m4 $ACLOCAL_FLAGS
241echo "Running autoheader..."
242$AUTOHEADER
243echo "Running automake --gnu ..."
244$AUTOMAKE --gnu;
245echo "Running autoconf${FORCE} ..."
246$AUTOCONF${FORCE}
247
248echo "You may now run
249  ./configure --enable-maintainer-mode && make
250"
251