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source: configure @ 18a0f99

Last change on this file since 18a0f99 was f18209a, checked in by Jelmer Vernooĳ <jelmer@…>, at 2020-08-30T18:11:01Z
Use python3 if 'python' is not available.
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File size: 24.2 KB

Line
1	#!/bin/sh
2
3	##############################
4	## Configurer for BitlBee ##
5	## ##
6	## Copyright 2004 Lintux ##
7	## Copyright 2002 Lucumo ##
8	##############################
9
10	prefix='/usr/local/'
11	bindir='$prefix/bin/'
12	sbindir='$prefix/sbin/'
13	etcdir='$prefix/etc/bitlbee/'
14	mandir='$prefix/share/man/'
15	datadir='$prefix/share/bitlbee/'
16	config='/var/lib/bitlbee/'
17	libdir='$prefix/lib/'
18	plugindir='$prefix/lib/bitlbee/'
19	includedir='$prefix/include/bitlbee/'
20	systemdsystemunitdir=''
21	libevent='/usr/'
22	pidfile='/var/run/bitlbee.pid'
23	ipcsocket=''
24	pcdir='$prefix/lib/pkgconfig'
25	systemlibdirs="/lib64 /usr/lib64 /usr/local/lib64 /lib /usr/lib /usr/local/lib"
26	sysroot=''
27
28	configure_args="$@"
29
30	# Set these to default-on to let it be overriden by either the user or purple
31	#
32	# If the user sets one of these to 1, purple won't disable them.
33	# Otherwise, if it's still default-on, it gets included in normal builds,
34	# but not purple ones.
35	jabber="default-on"
36
37	twitter=1
38	purple=0
39
40	verbose=0
41	doc=1
42	debug=0
43	strip=0
44	gcov=0
45	asan=0
46	plugins=1
47	otr=0
48
49	events=glib
50	ssl=auto
51
52	pam=0
53	ldap=0
54
55	pie=1
56
57	arch=$(uname -s)
58
59	GLIB_MIN_VERSION=2.32
60
61	# Cygwin and Darwin don't support PIC/PIE
62	case "$arch" in
63	CYGWIN* )
64	pie=0;;
65	Darwin )
66	pie=0;;
67	esac
68
69	get_version() {
70	REAL_BITLBEE_VERSION=$(grep '^#define BITLBEE_VERSION ' $srcdir/bitlbee.h \| sed 's/.\"\(.\)\".*/\1/')
71
72	if [ -n "$BITLBEE_VERSION" ]; then
73	# environment variable already set to something to spoof it
74	# don't replace it with the git stuff
75	return
76	fi
77
78	BITLBEE_VERSION=$REAL_BITLBEE_VERSION
79
80	if [ -d $srcdir/.git ] && type git > /dev/null 2> /dev/null; then
81	timestamp=$(cd $srcdir; git show -s --format=%ci HEAD \| sed 's/ .*$//; s/-//g')
82	branch=$(cd $srcdir; git rev-parse --abbrev-ref HEAD)
83
84	search='\(.\)-\([0-9]\)-\(g[0-9a-f]*\)'
85	replace="\1+$timestamp+$branch+\2-\3-git"
86
87	describe=$(cd $srcdir; git describe --long --tags 2>/dev/null)
88	if [ $? -ne 0 ]; then
89	describe=${REAL_BITLBEE_VERSION}-0-g$(cd $srcdir; git rev-parse --short HEAD)
90	fi
91
92	BITLBEE_VERSION=$(echo $describe \| sed "s#$search#$replace#")
93
94	unset timestamp branch search replace describe
95	fi
96	}
97
98	if [ "$1" = "--dump-version" ]; then
99	srcdir=$(cd $(dirname $0);pwd)
100	get_version
101	echo $BITLBEE_VERSION
102	exit
103	fi
104
105	echo BitlBee configure
106
107	while [ -n "$1" ]; do
108	e="$(expr "X$1" : 'X--\(.=.\)')"
109	if [ -z "$e" ]; then
110	cat<<EOF
111
112	Usage: $0 [OPTIONS]
113
114	Option Description Default
115
116	--prefix=... Directories to put files in $prefix
117	--bindir=... $bindir
118	--sbindir=... $sbindir
119	--etcdir=... $etcdir
120	--mandir=... $mandir
121	--datadir=... $datadir
122	--plugindir=... $plugindir
123	--systemdsystemunitdir=... $systemdsystemunitdir
124	--pidfile=... $pidfile
125	--config=... $config
126
127	--verbose=0/1 Disable/enable verbose build $verbose
128
129	--jabber=0/1 Disable/enable Jabber part $jabber
130	--twitter=0/1 Disable/enable Twitter part $twitter
131
132	--purple=0/1 Disable/enable libpurple support $purple
133	(automatically disables other protocol modules)
134
135	--pam=0/1 Disable/enable PAM authentication $pam
136	--ldap=0/1 Disable/enable LDAP authentication $ldap
137
138	--doc=0/1 Disable/enable help.txt generation $doc
139	--debug=0/1 Disable/enable debugging $debug
140	--strip=0/1 Disable/enable binary stripping $strip
141	--pie=0/1 Build position independent executable $pie
142	--gcov=0/1 Disable/enable test coverage reporting $gcov
143	--asan=0/1 Disable/enable AddressSanitizer $asan
144	--plugins=0/1 Disable/enable plugins support $plugins
145	--otr=0/1/auto/plugin
146	Disable/enable OTR encryption support $otr
147
148	--events=... Event handler (glib, libevent) $events
149	--ssl=... SSL library to use (gnutls, nss, openssl, auto)
150	$ssl
151
152
153	--target=... Cross compilation target same as host
154	--sysroot=... Cross compilation sysroot $sysroot
155	EOF
156	exit;
157	fi
158	eval "$e"
159	shift;
160	done
161
162	# Expand $prefix and get rid of double slashes
163	bindir=$(eval echo "$bindir/" \| sed 's/\/\{1,\}/\//g')
164	sbindir=$(eval echo "$sbindir/" \| sed 's/\/\{1,\}/\//g')
165	etcdir=$(eval echo "$etcdir/" \| sed 's/\/\{1,\}/\//g')
166	mandir=$(eval echo "$mandir/" \| sed 's/\/\{1,\}/\//g')
167	datadir=$(eval echo "$datadir/" \| sed 's/\/\{1,\}/\//g')
168	config=$(eval echo "$config/" \| sed 's/\/\{1,\}/\//g')
169	libdir=$(eval echo "$libdir/" \| sed 's/\/\{1,\}/\//g')
170	plugindir=$(eval echo "$plugindir/" \| sed 's/\/\{1,\}/\//g')
171	includedir=$(eval echo "$includedir"/ \| sed 's/\/\{1,\}/\//g')
172	libevent=$(eval echo "$libevent"/ \| sed 's/\/\{1,\}/\//g')
173
174	pidfile=$(eval echo "$pidfile" \| sed 's/\/\{1,\}/\//g')
175	ipcsocket=$(eval echo "$ipcsocket" \| sed 's/\/\{1,\}/\//g')
176	pcdir=$(eval echo "$pcdir" \| sed 's/\/\{1,\}/\//g')
177
178	protocols_mods=""
179
180	cat <<EOF >Makefile.settings
181	## BitlBee settings, generated by configure
182
183	# ./configure $configure_args
184
185	PREFIX=$prefix
186	BINDIR=$bindir
187	SBINDIR=$sbindir
188	ETCDIR=$etcdir
189	MANDIR=$mandir
190	DATADIR=$datadir
191	PLUGINDIR=$plugindir
192	CONFIG=$config
193	LIBDIR=$libdir
194	INCLUDEDIR=$includedir
195	PCDIR=$pcdir
196
197	TARGET=$target
198
199	INSTALL=install -p
200
201	DESTDIR=
202	LFLAGS=
203	EFLAGS=-lm
204	EOF
205
206	srcdir=$(cd $(dirname $0);pwd)
207	currdir=$(pwd)
208	if [ "$srcdir" != "$currdir" ]; then
209	echo
210	echo "configure script run from a different directory. Will create some symlinks..."
211	if [ ! -e Makefile -o -L Makefile ]; then
212	COPYDIRS="doc lib protocols tests utils"
213	mkdir -p $(cd "$srcdir"; find $COPYDIRS -type d)
214	find . -name Makefile -type l -print0 \| xargs -0 rm 2> /dev/null
215	dst="$PWD"
216	cd "$srcdir"
217	for i in $(find . -name Makefile -type f); do
218	ln -s "$PWD${i#.}" "$dst/$i";
219	done
220	cd "$dst"
221	rm -rf .bzr
222	fi
223
224	echo "_SRCDIR_=$srcdir/" >> Makefile.settings
225	CFLAGS="$CFLAGS -I${dst}"
226	else
227	srcdir=$PWD
228	fi
229
230	cat<<EOF >config.h
231	/* BitlBee settings, generated by configure
232
233	Do NOT use any of these defines in your code without thinking twice, most
234	of them can/will be overridden at run-time */
235
236	#define BITLBEE_CONFIGURE_ARGS "$configure_args"
237
238	#define CONFIG "$config"
239	#define ETCDIR "$etcdir"
240	#define VARDIR "$datadir"
241	#define PLUGINDIR "$plugindir"
242	#define DATADIR "$datadir"
243	#define PIDFILE "$pidfile"
244	#define IPCSOCKET "$ipcsocket"
245	EOF
246
247
248
249	if [ -n "$target" ]; then
250	# prepend sysroot to system lib dirs
251
252	systemlibdirs_cross=''
253	for i in $systemlibdirs; do
254	systemlibdirs_cross="$systemlibdirs_cross $sysroot$i"
255	done
256	systemlibdirs=$systemlibdirs_cross
257	unset systemlibdirs_cross
258
259	# backward compatibility
260
261	if [ -z "$PKG_CONFIG_LIBDIR" ]; then
262	PKG_CONFIG_LIBDIR=/usr/$target/lib/pkgconfig
263	export PKG_CONFIG_LIBDIR
264	fi
265
266	if [ -d /usr/$target/bin ]; then
267	PATH=/usr/$target/bin:$PATH
268	fi
269
270	if [ -d /usr/$target/lib ]; then
271	systemlibdirs="$systemlibdirs /usr/$target/lib"
272	fi
273
274	CC=$target-cc
275	LD=$target-ld
276	STRIP=$target-strip
277	fi
278
279	if [ "$asan" = "1" ]; then
280	CFLAGS="$CFLAGS -fsanitize=address"
281	LDFLAGS="$LDFLAGS -fsanitize=address"
282	debug=1
283	fi
284
285	if [ "$verbose" = "0" ]; then
286	echo 'VERBOSE=@' >> Makefile.settings
287	else
288	echo 'VERBOSE=' >> Makefile.settings
289	fi
290
291	cat <<EOF >>Makefile.settings
292
293	# Enable/disable output verbosity
294	ifdef V
295	ifeq (\$(V),1)
296	VERBOSE=
297	else
298	VERBOSE=@
299	endif
300	endif
301
302	EOF
303
304	if [ "$debug" = "1" ]; then
305	echo 'DEBUG=1' >> Makefile.settings
306	CFLAGS="$CFLAGS -g3 -DDEBUG -O0"
307	else
308	[ -z "$CFLAGS" ] && CFLAGS="-g -O2 -fno-strict-aliasing"
309	fi
310
311	if [ "$pie" = "1" ]; then
312	echo 'CFLAGS_BITLBEE=-fPIE' >> Makefile.settings
313	echo 'LDFLAGS_BITLBEE=-pie' >> Makefile.settings
314	fi
315
316	echo LDFLAGS=$LDFLAGS >> Makefile.settings
317
318	echo CFLAGS=$CFLAGS $CPPFLAGS >> Makefile.settings
319	echo CFLAGS+=-I${srcdir} -I${srcdir}/lib -I${srcdir}/protocols -I. >> Makefile.settings
320
321	echo CFLAGS+=-DHAVE_CONFIG_H -D_GNU_SOURCE >> Makefile.settings
322
323	if [ -n "$CC" ]; then
324	CC=$CC
325	elif type gcc > /dev/null 2> /dev/null; then
326	CC=gcc
327	elif type cc > /dev/null 2> /dev/null; then
328	CC=cc
329	else
330	echo 'Cannot find a C compiler, aborting.'
331	exit 1;
332	fi
333
334	echo "CC=$CC" >> Makefile.settings;
335	if echo $CC \| grep -qw 'gcc\\|clang'; then
336	# Apparently -Wall is gcc-specific?
337	echo CFLAGS+=-Wall -Wformat -Werror=format-security >> Makefile.settings
338	fi
339
340	if [ -z "$LD" ]; then
341	if type ld > /dev/null 2> /dev/null; then
342	LD=ld
343	else
344	echo 'Cannot find ld, aborting.'
345	exit 1;
346	fi
347	fi
348
349	echo "LD=$LD" >> Makefile.settings
350
351	if [ -z "$PKG_CONFIG" ]; then
352	PKG_CONFIG=pkg-config
353	fi
354
355	if ! $PKG_CONFIG --version > /dev/null 2>/dev/null; then
356	echo
357	echo 'Cannot find pkg-config, aborting.'
358	exit 1
359	fi
360
361	if $PKG_CONFIG glib-2.0; then
362	if $PKG_CONFIG glib-2.0 --atleast-version=$GLIB_MIN_VERSION; then
363	cat<<EOF >>Makefile.settings
364	EFLAGS+=$($PKG_CONFIG --libs glib-2.0 gmodule-2.0)
365	CFLAGS+=$($PKG_CONFIG --cflags glib-2.0 gmodule-2.0)
366	EOF
367	else
368	echo
369	echo 'Found glib2 '$($PKG_CONFIG glib-2.0 --modversion)', but version '$GLIB_MIN_VERSION' or newer is required.'
370	exit 1
371	fi
372	else
373	echo
374	echo 'Cannot find glib2 development libraries, aborting. (Install libglib2-dev?)'
375	exit 1
376	fi
377
378	if [ "$events" = "libevent" ]; then
379	if ! [ -f "${libevent}include/event.h" ]; then
380	echo
381	echo 'Warning: Could not find event.h, you might have to install it and/or specify'
382	echo 'its location using the --libevent= argument. (Example: If event.h is in'
383	echo '/usr/local/include and binaries are in /usr/local/lib: --libevent=/usr/local)'
384	fi
385
386	echo '#define EVENTS_LIBEVENT' >> config.h
387	cat <<EOF >>Makefile.settings
388	EFLAGS+=-levent -L${libevent}lib
389	CFLAGS+=-I${libevent}include
390	EOF
391	elif [ "$events" = "glib" ]; then
392	## We already use glib anyway, so this is all we need (and in fact not even this, but just to be sure...):
393	echo '#define EVENTS_GLIB' >> config.h
394	else
395	echo
396	echo 'ERROR: Unknown event handler specified.'
397	exit 1
398	fi
399	echo 'EVENT_HANDLER=events_'$events'.o' >> Makefile.settings
400
401	detect_gnutls()
402	{
403	if $PKG_CONFIG --exists gnutls; then
404	cat <<EOF >>Makefile.settings
405	EFLAGS+=$($PKG_CONFIG --libs gnutls) $(libgcrypt-config --libs)
406	CFLAGS+=$($PKG_CONFIG --cflags gnutls) $(libgcrypt-config --cflags)
407	EOF
408	ssl=gnutls
409	if ! $PKG_CONFIG gnutls --atleast-version=2.8; then
410	echo
411	echo 'Warning: With GnuTLS versions <2.8, certificate expire dates are not verified.'
412	fi
413	ret=1
414	elif libgnutls-config --version > /dev/null 2> /dev/null; then
415	cat <<EOF >>Makefile.settings
416	EFLAGS+=$(libgnutls-config --libs) $(libgcrypt-config --libs)
417	CFLAGS+=$(libgnutls-config --cflags) $(libgcrypt-config --cflags)
418	EOF
419
420	ssl=gnutls
421	ret=1;
422	else
423	ret=0;
424	fi;
425	}
426
427	detect_nss()
428	{
429	if $PKG_CONFIG --version > /dev/null 2>/dev/null && $PKG_CONFIG nss; then
430	cat<<EOF >>Makefile.settings
431	EFLAGS+=$($PKG_CONFIG --libs nss)
432	CFLAGS+=$($PKG_CONFIG --cflags nss)
433	EOF
434
435	ssl=nss
436	ret=1;
437	else
438	ret=0;
439	fi;
440	}
441
442	RESOLV_TESTCODE='
443	#include <sys/types.h>
444	#include <netinet/in.h>
445	#include <arpa/nameser.h>
446	#include <resolv.h>
447
448	int main()
449	{
450
451	res_query( NULL, 0, 0, NULL, 0);
452	dn_expand( NULL, NULL, NULL, NULL, 0);
453	dn_skipname( NULL, NULL);
454	}
455	'
456	RESOLV_NS_TESTCODE='
457	#include <sys/types.h>
458	#include <netinet/in.h>
459	#include <arpa/nameser.h>
460	#include <resolv.h>
461
462	int main()
463	{
464	ns_initparse( NULL, 0, NULL );
465	ns_parserr( NULL, ns_s_an, 0, NULL );
466	}
467	'
468	RESOLV_NS_TYPES_TESTCODE='
469	#include <sys/types.h>
470	#include <netinet/in.h>
471	#include <arpa/nameser.h>
472
473	int main()
474	{
475	ns_msg nsh;
476	ns_rr rr;
477
478	/* Not all platforms we want to work on have
479	ns_* routines, so use this to make sure
480	the compiler uses it.*/
481	return (int)(sizeof(nsh) + sizeof(rr));
482	}
483	'
484
485	BACKTRACE_TESTCODE='
486	#include <execinfo.h>
487
488	int main()
489	{
490	void *trace[16];
491	return backtrace(trace, 16);
492	}
493	'
494
495	detect_resolv_dynamic()
496	{
497	case "$arch" in
498	OpenBSD )
499	# In FreeBSD res_/dn_ routines are present in libc.so
500	LIBRESOLV=;;
501	FreeBSD )
502	# In FreeBSD res_/dn_ routines are present in libc.so
503	LIBRESOLV=;;
504	CYGWIN* )
505	# In Cygwin res_/dn_ routines are present in libc.so
506	LIBRESOLV=;;
507	* )
508	LIBRESOLV=-lresolv;;
509	esac
510	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
511	ret=1
512	echo "$RESOLV_TESTCODE" \| $CC -o $TMPFILE -x c - $LIBRESOLV >/dev/null 2>/dev/null
513	if [ "$?" = "0" ]; then
514	echo "EFLAGS+=$LIBRESOLV" >> Makefile.settings
515	ret=0
516	fi
517
518	rm -f $TMPFILE
519	return $ret
520	}
521
522	detect_resolv_static()
523	{
524	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
525	ret=1
526	for i in $systemlibdirs; do
527	if [ -f $i/libresolv.a ]; then
528	echo "$RESOLV_TESTCODE" \| $CC -o $TMPFILE -x c - -Wl,$i/libresolv.a >/dev/null 2>/dev/null
529	if [ "$?" = "0" ]; then
530	echo 'EFLAGS+='$i'/libresolv.a' >> Makefile.settings
531	ret=0
532	fi
533	fi
534	done
535
536	rm -f $TMPFILE
537	return $ret
538	}
539
540	detect_resolv_ns_dynamic()
541	{
542	case "$arch" in
543	FreeBSD )
544	# In FreeBSD ns_ routines are present in libc.so
545	LIBRESOLV=;;
546	* )
547	LIBRESOLV=-lresolv;;
548	esac
549	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
550	ret=1
551	echo "$RESOLV_NS_TESTCODE" \| $CC -o $TMPFILE -x c - $LIBRESOLV >/dev/null 2>/dev/null
552	if [ "$?" = "0" ]; then
553	ret=0
554	fi
555
556	rm -f $TMPFILE
557	return $ret
558	}
559
560	detect_resolv_ns_static()
561	{
562	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
563	ret=1
564	for i in $systemlibdirs; do
565	if [ -f $i/libresolv.a ]; then
566	echo "$RESOLV_NS_TESTCODE" \| $CC -o $TMPFILE -x c - -Wl,$i/libresolv.a >/dev/null 2>/dev/null
567	if [ "$?" = "0" ]; then
568	ret=0
569	fi
570	fi
571	done
572
573	rm -f $TMPFILE
574	return $ret
575	}
576
577	detect_nameser_has_ns_types()
578	{
579	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
580	ret=1
581	# since we aren't actually linking with ns_* routines
582	# we can just compile the test code
583	echo "$RESOLV_NS_TYPES_TESTCODE" \| $CC -o $TMPFILE -x c - >/dev/null 2>/dev/null
584	if [ "$?" = "0" ]; then
585	ret=0
586	fi
587
588	rm -f $TMPFILE
589	return $ret
590	}
591
592	detect_backtrace()
593	{
594	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
595	ret=1
596	echo "$BACKTRACE_TESTCODE" \| $CC -o $TMPFILE -x c - >/dev/null 2>/dev/null
597	if [ "$?" = "0" ]; then
598	ret=0
599	fi
600
601	rm -f $TMPFILE
602	return $ret
603	}
604
605	if [ "$ssl" = "auto" ]; then
606	detect_gnutls
607	if [ "$ret" = "0" ]; then
608	# Disable NSS for now as it's known to not work very well ATM.
609	#detect_nss
610	:
611	fi
612	elif [ "$ssl" = "gnutls" ]; then
613	detect_gnutls
614	elif [ "$ssl" = "nss" ]; then
615	detect_nss
616	elif [ "$ssl" = "openssl" ]; then
617	echo
618	echo 'No detection code exists for OpenSSL. Make sure that you have a complete'
619	echo 'installation of OpenSSL (including devel/header files) before reporting'
620	echo 'compilation problems.'
621	echo
622	echo 'Also, keep in mind that the OpenSSL is, according to some people, not'
623	echo 'completely GPL-compatible. Using GnuTLS is recommended and better supported'
624	echo 'by us. However, on many BSD machines, OpenSSL can be considered part of the'
625	echo 'operating system, which makes it GPL-compatible.'
626	echo
627	echo 'For more info, see: http://www.openssl.org/support/faq.html#LEGAL2'
628	echo ' http://www.gnome.org/~markmc/openssl-and-the-gpl.html'
629	echo
630	echo 'Please note that distributing a BitlBee binary which links to OpenSSL is'
631	echo 'probably illegal. If you want to create and distribute a binary BitlBee'
632	echo 'package, you really should use GnuTLS instead.'
633	echo
634	echo 'Also, the OpenSSL license requires us to say this:'
635	echo ' * "This product includes software developed by the OpenSSL Project'
636	echo ' * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"'
637
638	echo 'EFLAGS+=-lssl -lcrypto' >> Makefile.settings
639
640	ret=1
641	else
642	echo
643	echo 'ERROR: Unknown SSL library specified.'
644	exit 1
645	fi
646
647	if [ "$ret" = "0" ]; then
648	echo
649	echo 'ERROR: Could not find a suitable SSL library (GnuTLS, libnss or OpenSSL).'
650	echo ' Please note that this script doesn'\''t have detection code for OpenSSL,'
651	echo ' so if you want to use that, you have to select it by hand.'
652
653	exit 1
654	fi;
655
656	echo 'SSL_CLIENT=ssl_'$ssl'.o' >> Makefile.settings
657
658	if detect_nameser_has_ns_types; then
659	echo '#define NAMESER_HAS_NS_TYPES' >> config.h
660	fi
661	if detect_resolv_dynamic \|\| detect_resolv_static; then
662	echo '#define HAVE_RESOLV_A' >> config.h
663	if detect_resolv_ns_dynamic \|\| detect_resolv_ns_static; then
664	echo '#define HAVE_RESOLV_A_WITH_NS' >> config.h
665	fi
666	else
667	echo 'Insufficient resolv routines. Jabber server must be set explicitly'
668	fi
669
670	if detect_backtrace; then
671	echo '#define HAVE_BACKTRACE' >> config.h
672	echo '#define CRASHFILE "'$config'crash.log"' >> config.h
673	fi
674
675	STORAGES="xml"
676
677	for i in $STORAGES; do
678	STORAGE_OBJS="$STORAGE_OBJS storage_$i.o"
679	done
680	echo "STORAGE_OBJS="$STORAGE_OBJS >> Makefile.settings
681
682	authobjs=
683	authlibs=
684	if [ "$pam" = 0 ]; then
685	echo '#undef WITH_PAM' >> config.h
686	else
687	if ! echo '#include <security/pam_appl.h>' \| $CC -E - >/dev/null 2>/dev/null; then
688	echo 'Cannot find libpam development libraries, aborting. (Install libpam0g-dev?)'
689	exit 1
690	fi
691	echo '#define WITH_PAM' >> config.h
692	authobjs=$authobjs'auth_pam.o '
693	authlibs=$authlibs'-lpam '
694	fi
695	if [ "$ldap" = 0 ]; then
696	echo '#undef WITH_LDAP' >> config.h
697	else
698	if ! echo '#include <ldap.h>' \| $CC -E - >/dev/null 2>/dev/null; then
699	echo 'Cannot find libldap development libraries, aborting. (Install libldap2-dev?)'
700	exit 1
701	fi
702	echo '#define WITH_LDAP' >> config.h
703	authobjs=$authobjs'auth_ldap.o '
704	authlibs=$authlibs'-lldap '
705	fi
706	echo AUTH_OBJS=$authobjs >> Makefile.settings
707	echo EFLAGS+=$authlibs >> Makefile.settings
708
709	if [ "$strip" = 0 ]; then
710	echo "STRIP=\# skip strip" >> Makefile.settings;
711	else
712	if [ "$debug" = 1 ]; then
713	echo
714	echo 'Stripping binaries does not make sense when debugging. Stripping disabled.'
715	echo 'STRIP=\# skip strip' >> Makefile.settings
716	strip=0;
717	elif [ -n "$STRIP" ]; then
718	echo "STRIP=$STRIP" >> Makefile.settings;
719	elif type strip > /dev/null 2> /dev/null; then
720	echo "STRIP=strip" >> Makefile.settings;
721	else
722	echo
723	echo 'No strip utility found, cannot remove unnecessary parts from executable.'
724	echo 'STRIP=\# skip strip' >> Makefile.settings
725	strip=0;
726	fi;
727	fi
728
729	if [ -z "$systemdsystemunitdir" ]; then
730	if $PKG_CONFIG --exists systemd; then
731	systemdsystemunitdir=$($PKG_CONFIG --variable=systemdsystemunitdir systemd)
732	fi
733	fi
734	if [ -n "$systemdsystemunitdir" ]; then
735	if [ "$systemdsystemunitdir" != "no" ]; then
736	echo "SYSTEMDSYSTEMUNITDIR=$systemdsystemunitdir" >> Makefile.settings
737	fi
738	fi
739
740	if [ "$gcov" = "1" ]; then
741	echo "CFLAGS+=--coverage" >> Makefile.settings
742	echo "EFLAGS+=--coverage" >> Makefile.settings
743	fi
744
745	if [ "$plugins" = 0 ]; then
746	plugindir=""
747	echo '#undef WITH_PLUGINS' >> config.h
748	else
749	echo '#define WITH_PLUGINS' >> config.h
750	fi
751
752	otrprefix=""
753	if [ "$otr" = "auto" ]; then
754	! $PKG_CONFIG --exists libotr
755	otr=$?
756	fi
757
758	if [ "$otr" != 0 ] && ! $PKG_CONFIG --atleast-version=4.0 --print-errors libotr; then
759	exit 1
760	fi
761
762	if [ "$otr" = 1 ]; then
763	# BI == built-in
764	echo '#define OTR_BI' >> config.h
765	echo "EFLAGS+=$($PKG_CONFIG --libs libotr) $(libgcrypt-config --libs)" >> Makefile.settings
766	echo "CFLAGS+=$($PKG_CONFIG --cflags libotr) $(libgcrypt-config --cflags)" >> Makefile.settings
767	echo 'OTR_BI=otr.o' >> Makefile.settings
768	elif [ "$otr" = "plugin" ]; then
769	# for some mysterious reason beyond the comprehension of my mortal mind,
770	# the libgcrypt flags aren't needed when building as plugin. add them anyway.
771	echo '#define OTR_PI' >> config.h
772	echo "OTRFLAGS=$($PKG_CONFIG --libs libotr) $(libgcrypt-config --libs)" >> Makefile.settings
773	echo "CFLAGS+=$($PKG_CONFIG --cflags libotr) $(libgcrypt-config --cflags)" >> Makefile.settings
774	echo 'OTR_PI=otr.so' >> Makefile.settings
775	fi
776
777	if [ -z "$PYTHON" ]; then
778	for pp in python python3 python2; do
779	if which $pp > /dev/null; then
780	PYTHON=$pp
781	break
782	fi
783	done
784	fi
785
786	if [ "$doc" = "1" ]; then
787	# check this here just in case someone tries to install it in python2.4...
788	if [ ! -e $srcdir/doc/user-guide/help.txt ] && ! $PYTHON -m xml.etree.ElementTree > /dev/null 2>&1; then
789	echo
790	echo 'ERROR: Python (>=2.5 or 3.x) is required to generate docs'
791	echo "(Use the PYTHON environment variable if it's in a weird location)"
792	exit 1
793	fi
794	echo "DOC=1" >> Makefile.settings
795	echo "PYTHON=$PYTHON" >> Makefile.settings
796	fi
797
798	get_version
799
800	if [ "$BITLBEE_VERSION" != "$REAL_BITLBEE_VERSION" ]; then
801	echo 'Spoofing version number: '$BITLBEE_VERSION
802	echo '#undef BITLBEE_VERSION' >> config.h
803	echo '#define BITLBEE_VERSION "'$BITLBEE_VERSION'"' >> config.h
804	echo
805	fi
806
807	if ! make helloworld > /dev/null 2>&1; then
808	echo "WARNING: Your version of make (BSD make?) does not support BitlBee's makefiles."
809	echo "BitlBee needs GNU make to build properly. On most systems GNU make is available"
810	echo "under the name 'gmake'."
811	echo
812	if gmake helloworld > /dev/null 2>&1; then
813	echo "gmake seems to be available on your machine, great."
814	echo
815	else
816	echo "gmake is not installed (or not working). Please try to install it."
817	echo
818	fi
819	fi
820
821	pkgconfiglibs=''
822	case "$arch" in
823	CYGWIN* )
824	pkgconfiglibs='-L${libdir} -lbitlbee -no-undefined'
825	esac
826
827	cat <<EOF >bitlbee.pc
828	prefix=$prefix
829	includedir=$includedir
830	plugindir=$plugindir
831	libdir=$libdir
832	datadir=$datadir
833
834	Name: bitlbee
835	Description: IRC to IM gateway
836	Requires: glib-2.0
837	Version: $BITLBEE_VERSION
838	Libs: $pkgconfiglibs
839	Cflags: -I\${includedir}
840
841	EOF
842
843	protocols=''
844	protoobjs=''
845
846	if [ "$purple" = 0 ]; then
847	echo '#undef WITH_PURPLE' >> config.h
848	else
849	if ! $PKG_CONFIG purple; then
850	echo
851	echo 'Cannot find libpurple development libraries, aborting. (Install libpurple-dev?)'
852	exit 1
853	fi
854	echo '#define WITH_PURPLE' >> config.h
855	cat<<EOF >>Makefile.settings
856	EFLAGS += $($PKG_CONFIG purple --libs)
857	PURPLE_CFLAGS += $($PKG_CONFIG purple --cflags)
858	EOF
859	protocols=$protocols'purple '
860	protoobjs=$protoobjs'purple_mod.o '
861
862	# only disable these if the user didn't enable them explicitly
863	[ "$jabber" = "default-on" ] && jabber=0
864
865	echo '#undef PACKAGE' >> config.h
866	echo '#define PACKAGE "BitlBee-LIBPURPLE"' >> config.h
867
868	if [ "$events" = "libevent" ]; then
869	echo 'Warning: Some libpurple modules (including msn-pecan) do their event handling'
870	echo 'outside libpurple, talking to GLib directly. At least for now the combination'
871	echo 'libpurple + libevent is not recommended!'
872	echo
873	fi
874	fi
875
876	case "$CC" in
877	gcc )
878	echo CFLAGS+=-MMD -MF .depend/\$@.d >> Makefile.settings
879	for i in . lib tests protocols protocols/*/; do
880	mkdir -p $i/.depend
881	done
882	esac
883
884	if [ "$jabber" = 0 ]; then
885	echo '#undef WITH_JABBER' >> config.h
886	else
887	echo '#define WITH_JABBER' >> config.h
888	protocols=$protocols'jabber '
889	protoobjs=$protoobjs'jabber_mod.o '
890	fi
891
892	if [ "$twitter" = 0 ]; then
893	echo '#undef WITH_TWITTER' >> config.h
894	else
895	echo '#define WITH_TWITTER' >> config.h
896	protocols=$protocols'twitter '
897	protoobjs=$protoobjs'twitter_mod.o '
898	fi
899
900	if [ "$protocols" = "PROTOCOLS = " ]; then
901	echo "Warning: You haven't selected any communication protocol to compile!"
902	echo " BitlBee will run, but you will be unable to connect to IM servers!"
903	fi
904
905	echo "PROTOCOLS = $protocols" >> Makefile.settings
906	echo "PROTOOBJS = $protoobjs" >> Makefile.settings
907
908	echo Architecture: $arch
909	case "$arch" in
910	Linux )
911	;;
912	GNU/* )
913	;;
914	*BSD )
915	;;
916	Darwin )
917	echo 'STRIP=\# skip strip' >> Makefile.settings
918	;;
919	IRIX )
920	;;
921	SunOS )
922	echo 'EFLAGS+=-lresolv -lnsl -lsocket' >> Makefile.settings
923	echo 'STRIP=\# skip strip' >> Makefile.settings
924	echo '#define NO_FD_PASSING' >> config.h
925	;;
926	AIX )
927	echo 'EFLAGS+=-Wl,-brtl' >> Makefile.settings
928	;;
929	CYGWIN* )
930	echo 'EFLAGS+=-Wl,--export-all,--out-implib,libbitlbee.dll.a' >> Makefile.settings
931	echo 'IMPLIB=libbitlbee.dll.a' >> Makefile.settings
932	;;
933	Windows )
934	echo 'Native windows compilation is not supported anymore, use cygwin instead.'
935	;;
936	* )
937	echo 'We haven'\''t tested BitlBee on many platforms yet, yours is untested. YMMV.'
938	echo 'Please report any problems at http://bugs.bitlbee.org/.'
939	;;
940	esac
941
942	if [ -n "$target" ]; then
943	echo "Cross-compiling for: $target"
944	fi
945
946	echo
947	echo 'Configuration done:'
948
949	if [ "$debug" = "1" ]; then
950	echo ' Debugging enabled.'
951	else
952	echo ' Debugging disabled.'
953	fi
954
955	if [ "$asan" = "1" ]; then
956	echo ' AddressSanitizer (ASAN) enabled.'
957	else
958	echo ' AddressSanitizer (ASAN) disabled.'
959	fi
960
961	if [ "$pie" = "1" ]; then
962	echo ' Building PIE executable'
963	else
964	echo ' Building non-PIE executable'
965	fi
966
967	if [ "$strip" = "1" ]; then
968	echo ' Binary stripping enabled.'
969	else
970	echo ' Binary stripping disabled.'
971	fi
972
973	if [ "$otr" = "1" ]; then
974	echo ' Off-the-Record (OTR) Messaging enabled.'
975	elif [ "$otr" = "plugin" ]; then
976	echo ' Off-the-Record (OTR) Messaging enabled (as a plugin).'
977	else
978	echo ' Off-the-Record (OTR) Messaging disabled.'
979	fi
980
981	if [ -n "$systemdsystemunitdir" ]; then
982	echo ' systemd enabled.'
983	else
984	echo ' systemd disabled.'
985	fi
986
987	echo ' Using python: '$PYTHON
988	echo ' Using event handler: '$events
989	echo ' Using SSL library: '$ssl
990	#echo ' Building with these storage backends: '$STORAGES
991
992	if [ -n "$protocols" ]; then
993	echo ' Building with these protocols:' $protocols$protocols_mods
994	case "$protocols" in
995	purple)
996	echo " Note that BitlBee-libpurple is supported on a best-effort basis. It's"
997	echo " not fully compatible with normal BitlBee. Don't use it unless you"
998	echo " absolutely need it (i.e. support for a certain protocol or feature)."
999	esac
1000	else
1001	echo ' Building without IM-protocol support. We wish you a lot of fun...'
1002	fi

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