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source: configure @ 210d1d9

Last change on this file since 210d1d9 was 612b49d, checked in by GitHub <noreply@…>, at 2023-04-16T03:18:07Z
configure: address ShellCheck reports and add ShellCheck job (#189)
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File size: 25.9 KB

Line
1	#!/bin/sh
2
3	##############################
4	## Configurer for BitlBee ##
5	## ##
6	## Copyright 2004 Lintux ##
7	## Copyright 2002 Lucumo ##
8	##############################
9
10	# shellcheck disable=SC2016,SC2164,SC2181
11	prefix='/usr/local/'
12	bindir='$prefix/bin/'
13	sbindir='$prefix/sbin/'
14	etcdir='$prefix/etc/bitlbee/'
15	mandir='$prefix/share/man/'
16	datadir='$prefix/share/bitlbee/'
17	config='/var/lib/bitlbee/'
18	libdir='$prefix/lib/'
19	plugindir='$prefix/lib/bitlbee/'
20	includedir='$prefix/include/bitlbee/'
21	systemdsystemunitdir=''
22	sysusersdir=''
23	libevent='/usr/'
24	pidfile='/var/run/bitlbee.pid'
25	ipcsocket=''
26	pcdir='$prefix/lib/pkgconfig'
27	systemlibdirs="/lib64 /usr/lib64 /usr/local/lib64 /lib /usr/lib /usr/local/lib"
28	sysroot=''
29
30	configure_args="$*"
31
32	# Set these to default-on to let it be overriden by either the user or purple
33	#
34	# If the user sets one of these to 1, purple won't disable them.
35	# Otherwise, if it's still default-on, it gets included in normal builds,
36	# but not purple ones.
37	jabber="default-on"
38
39	twitter=1
40	purple=0
41
42	verbose=0
43	doc=1
44	debug=0
45	strip=0
46	gcov=0
47	asan=0
48	plugins=1
49	otr=0
50
51	events=glib
52	external_json_parser=auto
53	ssl=auto
54
55	pam=0
56	ldap=0
57
58	pie=1
59
60	systemd=auto
61
62	arch=$(uname -s)
63	arch_rel=$(uname -r)
64
65	GLIB_MIN_VERSION=2.32
66
67	# Cygwin, Darwin and SunOS < 5.11 do not support PIC/PIE
68	case "$arch" in
69	CYGWIN* )
70	pie=0;;
71	Darwin )
72	pie=0;;
73	SunOS )
74	if [ "$arch_rel" = "5.10" ]; then
75	pie=0
76	fi
77	;;
78	esac
79
80	get_version() {
81	REAL_BITLBEE_VERSION=$(grep '^#define BITLBEE_VERSION ' "$srcdir/bitlbee.h" \| sed 's/.\"\(.\)\".*/\1/')
82
83	if [ -n "$BITLBEE_VERSION" ]; then
84	# environment variable already set to something to spoof it
85	# don't replace it with the git stuff
86	return
87	fi
88
89	BITLBEE_VERSION=$REAL_BITLBEE_VERSION
90
91	if [ -d "$srcdir/.git" ] && type git > /dev/null 2> /dev/null; then
92	timestamp=$(cd "$srcdir"; git show -s --format=%ci HEAD \| sed 's/ .*$//; s/-//g')
93	branch=$(cd "$srcdir"; git rev-parse --abbrev-ref HEAD)
94
95	search='\(.\)-\([0-9]\)-\(g[0-9a-f]*\)'
96	replace="\1+$timestamp+$branch+\2-\3-git"
97
98	if ! (cd "$srcdir"; git describe --long --tags 2>/dev/null); then
99	describe=${REAL_BITLBEE_VERSION}-0-g$(cd "$srcdir"; git rev-parse --short HEAD)
100	fi
101
102	BITLBEE_VERSION=$(echo "$describe" \| sed "s#$search#$replace#")
103
104	unset timestamp branch search replace describe
105	fi
106	}
107
108	if [ "$1" = "--dump-version" ]; then
109	srcdir=$(cd "$(dirname "$0")"; pwd)
110	get_version
111	echo "$BITLBEE_VERSION"
112	exit
113	fi
114
115	echo BitlBee configure
116
117	while [ -n "$1" ]; do
118	e="$(expr "X$1" : 'X--\(.=.\)')"
119	if [ -z "$e" ]; then
120	cat<<EOF
121
122	Usage: $0 [OPTIONS]
123
124	Option Description Default
125
126	--prefix=... Directories to put files in $prefix
127	--bindir=... $bindir
128	--sbindir=... $sbindir
129	--etcdir=... $etcdir
130	--mandir=... $mandir
131	--datadir=... $datadir
132	--plugindir=... $plugindir
133	--systemdsystemunitdir=... $systemdsystemunitdir
134	--sysusersdir=... $sysusersdir
135	--pidfile=... $pidfile
136	--config=... $config
137
138	--verbose=0/1 Disable/enable verbose build $verbose
139
140	--jabber=0/1 Disable/enable Jabber part $jabber
141	--twitter=0/1 Disable/enable Twitter part $twitter
142
143	--purple=0/1 Disable/enable libpurple support $purple
144	(automatically disables other protocol modules)
145
146	--pam=0/1 Disable/enable PAM authentication $pam
147	--ldap=0/1 Disable/enable LDAP authentication $ldap
148
149	--doc=0/1 Disable/enable help.txt generation $doc
150	--debug=0/1 Disable/enable debugging $debug
151	--strip=0/1 Disable/enable binary stripping $strip
152	--pie=0/1 Build position independent executable $pie
153	--gcov=0/1 Disable/enable test coverage reporting $gcov
154	--asan=0/1 Disable/enable AddressSanitizer $asan
155	--plugins=0/1 Disable/enable plugins support $plugins
156	--otr=0/1/auto/plugin
157	Disable/enable OTR encryption support $otr
158
159	--events=... Event handler (glib, libevent) $events
160	--ssl=... SSL library to use (gnutls, nss, openssl, auto)
161	$ssl
162	--external_json_parser=0/1/auto Use External JSON parser $external_json_parser
163	--systemd=0/1 Enable/disable systemd $systemd
164
165
166	--target=... Cross compilation target same as host
167	--sysroot=... Cross compilation sysroot $sysroot
168	EOF
169	exit
170	fi
171	eval "$e"
172	shift
173	done
174
175	# Expand $prefix and get rid of double slashes
176	bindir=$(eval echo "$bindir/" \| sed 's/\/\{1,\}/\//g')
177	sbindir=$(eval echo "$sbindir/" \| sed 's/\/\{1,\}/\//g')
178	etcdir=$(eval echo "$etcdir/" \| sed 's/\/\{1,\}/\//g')
179	mandir=$(eval echo "$mandir/" \| sed 's/\/\{1,\}/\//g')
180	datadir=$(eval echo "$datadir/" \| sed 's/\/\{1,\}/\//g')
181	config=$(eval echo "$config/" \| sed 's/\/\{1,\}/\//g')
182	libdir=$(eval echo "$libdir/" \| sed 's/\/\{1,\}/\//g')
183	plugindir=$(eval echo "$plugindir/" \| sed 's/\/\{1,\}/\//g')
184	includedir=$(eval echo "$includedir"/ \| sed 's/\/\{1,\}/\//g')
185	libevent=$(eval echo "$libevent"/ \| sed 's/\/\{1,\}/\//g')
186
187	pidfile=$(eval echo "$pidfile" \| sed 's/\/\{1,\}/\//g')
188	ipcsocket=$(eval echo "$ipcsocket" \| sed 's/\/\{1,\}/\//g')
189	pcdir=$(eval echo "$pcdir" \| sed 's/\/\{1,\}/\//g')
190
191	protocols_mods=""
192
193	cat <<EOF >Makefile.settings
194	## BitlBee settings, generated by configure
195
196	# ./configure $configure_args
197
198	PREFIX=$prefix
199	BINDIR=$bindir
200	SBINDIR=$sbindir
201	ETCDIR=$etcdir
202	MANDIR=$mandir
203	DATADIR=$datadir
204	PLUGINDIR=$plugindir
205	CONFIG=$config
206	LIBDIR=$libdir
207	INCLUDEDIR=$includedir
208	PCDIR=$pcdir
209
210	TARGET=$target
211
212	INSTALL=install -p
213
214	DESTDIR=
215	LFLAGS=
216	EFLAGS=-lm
217	EOF
218
219	srcdir=$(cd "$(dirname "$0")"; pwd)
220	currdir=$(pwd)
221	if [ "$srcdir" != "$currdir" ]; then
222	echo
223	echo "configure script run from a different directory. Will create some symlinks..."
224	if [ ! -e Makefile ] \|\| [ -L Makefile ]; then
225	COPYDIRS="doc lib protocols tests utils"
226	# shellcheck disable=SC2046,SC2086
227	mkdir -p $(cd "$srcdir"; find $COPYDIRS -type d)
228	find . -name Makefile -type l -print0 \| xargs -0 rm 2> /dev/null
229	dst="$PWD"
230	cd "$srcdir"
231	# shellcheck disable=SC2044
232	for i in $(find . -name Makefile -type f); do
233	ln -s "$PWD${i#.}" "$dst/$i"
234	done
235	cd "$dst"
236	rm -rf .bzr
237	fi
238
239	echo "_SRCDIR_=$srcdir/" >> Makefile.settings
240	CFLAGS="$CFLAGS -I${dst}"
241	else
242	srcdir=$PWD
243	fi
244
245	cat<<EOF >config.h
246	/* BitlBee settings, generated by configure
247
248	Do NOT use any of these defines in your code without thinking twice, most
249	of them can/will be overridden at run-time */
250
251	#define BITLBEE_CONFIGURE_ARGS "$configure_args"
252
253	#define CONFIG "$config"
254	#define ETCDIR "$etcdir"
255	#define VARDIR "$datadir"
256	#define PLUGINDIR "$plugindir"
257	#define DATADIR "$datadir"
258	#define PIDFILE "$pidfile"
259	#define IPCSOCKET "$ipcsocket"
260	EOF
261
262
263
264	if [ -n "$target" ]; then
265	# prepend sysroot to system lib dirs
266
267	systemlibdirs_cross=''
268	for i in $systemlibdirs; do
269	systemlibdirs_cross="$systemlibdirs_cross $sysroot$i"
270	done
271	systemlibdirs=$systemlibdirs_cross
272	unset systemlibdirs_cross
273
274	# backward compatibility
275
276	if [ -z "$PKG_CONFIG_LIBDIR" ]; then
277	PKG_CONFIG_LIBDIR="/usr/$target/lib/pkgconfig"
278	export PKG_CONFIG_LIBDIR
279	fi
280
281	if [ -d "/usr/$target/bin" ]; then
282	PATH="/usr/$target/bin:$PATH"
283	fi
284
285	if [ -d "/usr/$target/lib" ]; then
286	systemlibdirs="$systemlibdirs /usr/$target/lib"
287	fi
288
289	CC=$target-cc
290	LD=$target-ld
291	STRIP=$target-strip
292	fi
293
294	if [ "$asan" = "1" ]; then
295	CFLAGS="$CFLAGS -fsanitize=address"
296	LDFLAGS="$LDFLAGS -fsanitize=address"
297	debug=1
298	fi
299
300	if [ "$verbose" = "0" ]; then
301	echo 'VERBOSE=@' >> Makefile.settings
302	else
303	echo 'VERBOSE=' >> Makefile.settings
304	fi
305
306	cat <<EOF >>Makefile.settings
307
308	# Enable/disable output verbosity
309	ifdef V
310	ifeq (\$(V),1)
311	VERBOSE=
312	else
313	VERBOSE=@
314	endif
315	endif
316
317	EOF
318
319	if [ "$debug" = "1" ]; then
320	echo 'DEBUG=1' >> Makefile.settings
321	CFLAGS="$CFLAGS -g3 -DDEBUG -O0"
322	else
323	[ -z "$CFLAGS" ] && CFLAGS="-g -O2"
324	fi
325
326	if [ "$pie" = "1" ]; then
327	echo 'CFLAGS_BITLBEE=-fPIE' >> Makefile.settings
328	echo 'LDFLAGS_BITLBEE=-pie' >> Makefile.settings
329	fi
330
331	cat<<EOF >>Makefile.settings
332	LDFLAGS=$LDFLAGS
333	CFLAGS=$CFLAGS $CPPFLAGS
334	CFLAGS+=-DHAVE_CONFIG_H -D_GNU_SOURCE
335	EOF
336
337	if [ -n "$CC" ]; then
338	:
339	elif type gcc > /dev/null 2> /dev/null; then
340	CC=gcc
341	elif type cc > /dev/null 2> /dev/null; then
342	CC=cc
343	else
344	echo 'Cannot find a C compiler, aborting.'
345	exit 1
346	fi
347
348	echo "CC=$CC" >> Makefile.settings
349	if echo "$CC" \| grep -qw 'gcc\\|clang'; then
350	# Apparently -Wall is gcc-specific?
351	echo 'CFLAGS+=-Wall -Wformat -Werror=format-security' >> Makefile.settings
352	fi
353
354	if [ -z "$LD" ]; then
355	if type ld > /dev/null 2> /dev/null; then
356	LD=ld
357	else
358	echo 'Cannot find ld, aborting.'
359	exit 1
360	fi
361	fi
362
363	echo "LD=$LD" >> Makefile.settings
364
365	if [ -z "$PKG_CONFIG" ]; then
366	PKG_CONFIG=pkg-config
367	fi
368
369	if ! $PKG_CONFIG --version > /dev/null 2>/dev/null; then
370	echo
371	echo 'Cannot find pkg-config, aborting.'
372	exit 1
373	fi
374
375	if $PKG_CONFIG glib-2.0; then
376	if $PKG_CONFIG glib-2.0 --atleast-version=$GLIB_MIN_VERSION; then
377	cat<<EOF >>Makefile.settings
378	EFLAGS+=$($PKG_CONFIG --libs glib-2.0 gmodule-2.0)
379	CFLAGS+=$($PKG_CONFIG --cflags glib-2.0 gmodule-2.0)
380	EOF
381	else
382	echo
383	echo "Found glib2 $($PKG_CONFIG glib-2.0 --modversion), but version $GLIB_MIN_VERSION or newer is required."
384	exit 1
385	fi
386	else
387	echo
388	echo 'Cannot find glib2 development libraries, aborting. (Install libglib2-dev?)'
389	exit 1
390	fi
391
392	if [ "$events" = "libevent" ]; then
393	if ! [ -f "${libevent}include/event.h" ]; then
394	echo
395	echo 'Warning: Could not find event.h, you might have to install it and/or specify'
396	echo 'its location using the --libevent= argument. (Example: If event.h is in'
397	echo '/usr/local/include and binaries are in /usr/local/lib: --libevent=/usr/local)'
398	fi
399
400	echo '#define EVENTS_LIBEVENT' >> config.h
401	cat <<EOF >>Makefile.settings
402	EFLAGS+=-levent -L${libevent}lib
403	CFLAGS+=-I${libevent}include
404	EOF
405	elif [ "$events" = "glib" ]; then
406	## We already use glib anyway, so this is all we need (and in fact not even this, but just to be sure...):
407	echo '#define EVENTS_GLIB' >> config.h
408	else
409	echo
410	echo 'ERROR: Unknown event handler specified.'
411	exit 1
412	fi
413	echo 'EVENT_HANDLER=events_'$events'.o' >> Makefile.settings
414
415	if [ "$external_json_parser" = "auto" ]; then
416	if pkg-config --exists json-parser; then
417	external_json_parser=1
418	else
419	external_json_parser=0
420	fi
421	fi
422	echo "EXTERNAL_JSON_PARSER=$external_json_parser" >> Makefile.settings
423	if [ "$external_json_parser" = "1" ]; then
424	cat <<EOF >>Makefile.settings
425	CFLAGS+=$(pkg-config --cflags json-parser)
426	CFLAGS+=-DUSE_EXTERNAL_JSON_PARSER
427	LDFLAGS_BITLBEE+=$(pkg-config --libs json-parser)
428	LDFLAGS_TESTS+=$(pkg-config --libs json-parser)
429	EOF
430	fi
431
432	echo CFLAGS+=-I"${srcdir}" -I"${srcdir}"/lib -I"${srcdir}"/protocols -I. >> Makefile.settings
433
434	detect_gnutls()
435	{
436	if $PKG_CONFIG --exists gnutls; then
437	cat <<EOF >>Makefile.settings
438	EFLAGS+=$($PKG_CONFIG --libs gnutls) $(libgcrypt-config --libs)
439	CFLAGS+=$($PKG_CONFIG --cflags gnutls) $(libgcrypt-config --cflags)
440	EOF
441	ssl=gnutls
442	if ! $PKG_CONFIG gnutls --atleast-version=2.8; then
443	echo
444	echo 'Warning: With GnuTLS versions <2.8, certificate expire dates are not verified.'
445	fi
446	ret=1
447	elif libgnutls-config --version > /dev/null 2> /dev/null; then
448	cat <<EOF >>Makefile.settings
449	EFLAGS+=$(libgnutls-config --libs) $(libgcrypt-config --libs)
450	CFLAGS+=$(libgnutls-config --cflags) $(libgcrypt-config --cflags)
451	EOF
452
453	ssl=gnutls
454	ret=1
455	else
456	ret=0
457	fi
458	}
459
460	detect_nss()
461	{
462	if $PKG_CONFIG --version > /dev/null 2>/dev/null && $PKG_CONFIG nss; then
463	cat<<EOF >>Makefile.settings
464	EFLAGS+=$($PKG_CONFIG --libs nss)
465	CFLAGS+=$($PKG_CONFIG --cflags nss)
466	EOF
467
468	ssl=nss
469	ret=1
470	else
471	ret=0
472	fi
473	}
474
475	RESOLV_TESTCODE='
476	#include <sys/types.h>
477	#include <netinet/in.h>
478	#include <arpa/nameser.h>
479	#include <resolv.h>
480
481	int main()
482	{
483
484	res_query( NULL, 0, 0, NULL, 0);
485	dn_expand( NULL, NULL, NULL, NULL, 0);
486	dn_skipname( NULL, NULL);
487	}
488	'
489	RESOLV_NS_TESTCODE='
490	#include <sys/types.h>
491	#include <netinet/in.h>
492	#include <arpa/nameser.h>
493	#include <resolv.h>
494
495	int main()
496	{
497	ns_initparse( NULL, 0, NULL );
498	ns_parserr( NULL, ns_s_an, 0, NULL );
499	}
500	'
501	RESOLV_NS_TYPES_TESTCODE='
502	#include <sys/types.h>
503	#include <netinet/in.h>
504	#include <arpa/nameser.h>
505
506	int main()
507	{
508	ns_msg nsh;
509	ns_rr rr;
510
511	/* Not all platforms we want to work on have
512	ns_* routines, so use this to make sure
513	the compiler uses it.*/
514	return (int)(sizeof(nsh) + sizeof(rr));
515	}
516	'
517
518	BACKTRACE_TESTCODE='
519	#include <execinfo.h>
520
521	int main()
522	{
523	void *trace[16];
524	return backtrace(trace, 16);
525	}
526	'
527
528	detect_resolv_dynamic()
529	{
530	case "$arch" in
531	OpenBSD )
532	# In FreeBSD res_/dn_ routines are present in libc.so
533	LIBRESOLV=;;
534	FreeBSD )
535	# In FreeBSD res_/dn_ routines are present in libc.so
536	LIBRESOLV=;;
537	CYGWIN* )
538	# In Cygwin res_/dn_ routines are present in libc.so
539	LIBRESOLV=;;
540	* )
541	LIBRESOLV=-lresolv;;
542	esac
543	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
544	ret=1
545	echo "$RESOLV_TESTCODE" \| $CC -o "$TMPFILE" -x c - $LIBRESOLV >/dev/null 2>/dev/null
546	if [ "$?" = "0" ]; then
547	echo "EFLAGS+=$LIBRESOLV" >> Makefile.settings
548	ret=0
549	fi
550
551	rm -f "$TMPFILE"
552	return $ret
553	}
554
555	detect_resolv_static()
556	{
557	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
558	ret=1
559	for i in $systemlibdirs; do
560	if [ -f "$i/libresolv.a" ]; then
561	echo "$RESOLV_TESTCODE" \| $CC -o "$TMPFILE" -x c - -Wl,"$i/libresolv.a" >/dev/null 2>/dev/null
562	if [ "$?" = "0" ]; then
563	echo "EFLAGS+=$i/libresolv.a" >> Makefile.settings
564	ret=0
565	fi
566	fi
567	done
568
569	rm -f "$TMPFILE"
570	return $ret
571	}
572
573	detect_resolv_ns_dynamic()
574	{
575	case "$arch" in
576	FreeBSD )
577	# In FreeBSD ns_ routines are present in libc.so
578	LIBRESOLV=;;
579	* )
580	LIBRESOLV=-lresolv;;
581	esac
582	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
583	ret=1
584	echo "$RESOLV_NS_TESTCODE" \| $CC -o "$TMPFILE" -x c - $LIBRESOLV >/dev/null 2>/dev/null
585	if [ "$?" = "0" ]; then
586	ret=0
587	fi
588
589	rm -f "$TMPFILE"
590	return $ret
591	}
592
593	detect_resolv_ns_static()
594	{
595	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
596	ret=1
597	for i in $systemlibdirs; do
598	if [ -f "$i/libresolv.a" ]; then
599	echo "$RESOLV_NS_TESTCODE" \| $CC -o "$TMPFILE" -x c - -Wl,"$i/libresolv.a" >/dev/null 2>/dev/null
600	if [ "$?" = "0" ]; then
601	ret=0
602	fi
603	fi
604	done
605
606	rm -f "$TMPFILE"
607	return $ret
608	}
609
610	detect_nameser_has_ns_types()
611	{
612	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
613	ret=1
614	# since we aren't actually linking with ns_* routines
615	# we can just compile the test code
616	echo "$RESOLV_NS_TYPES_TESTCODE" \| $CC -o "$TMPFILE" -x c - >/dev/null 2>/dev/null
617	if [ "$?" = "0" ]; then
618	ret=0
619	fi
620
621	rm -f "$TMPFILE"
622	return $ret
623	}
624
625	detect_backtrace()
626	{
627	TMPFILE=$(mktemp /tmp/bitlbee-configure.XXXXXX)
628	ret=1
629	echo "$BACKTRACE_TESTCODE" \| $CC -o "$TMPFILE" -x c - >/dev/null 2>/dev/null
630	if [ "$?" = "0" ]; then
631	ret=0
632	fi
633
634	rm -f "$TMPFILE"
635	return $ret
636	}
637
638	if [ "$ssl" = "auto" ]; then
639	detect_gnutls
640	if [ "$ret" = "0" ]; then
641	# Disable NSS for now as it's known to not work very well ATM.
642	#detect_nss
643	:
644	fi
645	elif [ "$ssl" = "gnutls" ]; then
646	detect_gnutls
647	elif [ "$ssl" = "nss" ]; then
648	detect_nss
649	elif [ "$ssl" = "openssl" ]; then
650	echo
651	echo 'No detection code exists for OpenSSL. Make sure that you have a complete'
652	echo 'installation of OpenSSL (including devel/header files) before reporting'
653	echo 'compilation problems.'
654	echo
655	echo 'Also, keep in mind that the OpenSSL is, according to some people, not'
656	echo 'completely GPL-compatible. Using GnuTLS is recommended and better supported'
657	echo 'by us. However, on many BSD machines, OpenSSL can be considered part of the'
658	echo 'operating system, which makes it GPL-compatible.'
659	echo
660	echo 'For more info, see: http://www.openssl.org/support/faq.html#LEGAL2'
661	echo ' http://www.gnome.org/~markmc/openssl-and-the-gpl.html'
662	echo
663	echo 'Please note that distributing a BitlBee binary which links to OpenSSL is'
664	echo 'probably illegal. If you want to create and distribute a binary BitlBee'
665	echo 'package, you really should use GnuTLS instead.'
666	echo
667	echo 'Also, the OpenSSL license requires us to say this:'
668	echo ' * "This product includes software developed by the OpenSSL Project'
669	echo ' * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"'
670
671	echo 'EFLAGS+=-lssl -lcrypto' >> Makefile.settings
672
673	ret=1
674	else
675	echo
676	echo 'ERROR: Unknown SSL library specified.'
677	exit 1
678	fi
679
680	if [ "$ret" = "0" ]; then
681	echo
682	echo 'ERROR: Could not find a suitable SSL library (GnuTLS, libnss or OpenSSL).'
683	echo ' Please note that this script doesn'\''t have detection code for OpenSSL,'
684	echo ' so if you want to use that, you have to select it by hand.'
685
686	exit 1
687	fi
688
689	echo 'SSL_CLIENT=ssl_'$ssl'.o' >> Makefile.settings
690
691	if detect_nameser_has_ns_types; then
692	echo '#define NAMESER_HAS_NS_TYPES' >> config.h
693	fi
694	if detect_resolv_dynamic \|\| detect_resolv_static; then
695	echo '#define HAVE_RESOLV_A' >> config.h
696	if detect_resolv_ns_dynamic \|\| detect_resolv_ns_static; then
697	echo '#define HAVE_RESOLV_A_WITH_NS' >> config.h
698	fi
699	else
700	echo 'Insufficient resolv routines. Jabber server must be set explicitly'
701	fi
702
703	if detect_backtrace; then
704	echo '#define HAVE_BACKTRACE' >> config.h
705	echo '#define CRASHFILE "'"$config"'crash.log"' >> config.h
706	fi
707
708	STORAGES="xml"
709
710	for i in $STORAGES; do
711	STORAGE_OBJS="$STORAGE_OBJS storage_$i.o"
712	done
713	echo "STORAGE_OBJS=$STORAGE_OBJS" >> Makefile.settings
714
715	authobjs=
716	authlibs=
717	if [ "$pam" = 0 ]; then
718	echo '#undef WITH_PAM' >> config.h
719	else
720	if ! echo '#include <security/pam_appl.h>' \| $CC -E - >/dev/null 2>/dev/null; then
721	echo 'Cannot find libpam development libraries, aborting. (Install libpam0g-dev?)'
722	exit 1
723	fi
724	echo '#define WITH_PAM' >> config.h
725	authobjs="${authobjs}auth_pam.o "
726	authlibs="${authlibs}-lpam "
727	fi
728	if [ "$ldap" = 0 ]; then
729	echo '#undef WITH_LDAP' >> config.h
730	else
731	if ! echo '#include <ldap.h>' \| $CC -E - >/dev/null 2>/dev/null; then
732	echo 'Cannot find libldap development libraries, aborting. (Install libldap2-dev?)'
733	exit 1
734	fi
735	echo '#define WITH_LDAP' >> config.h
736	authobjs="${authobjs}auth_ldap.o "
737	authlibs="${authlibs}-lldap "
738	fi
739	echo "AUTH_OBJS=$authobjs" >> Makefile.settings
740	echo "EFLAGS+=$authlibs" >> Makefile.settings
741
742	if [ "$strip" = 0 ]; then
743	echo "STRIP=\# skip strip" >> Makefile.settings
744	else
745	if [ "$debug" = 1 ]; then
746	echo
747	echo 'Stripping binaries does not make sense when debugging. Stripping disabled.'
748	echo 'STRIP=\# skip strip' >> Makefile.settings
749	strip=0
750	elif [ -n "$STRIP" ]; then
751	echo "STRIP=$STRIP" >> Makefile.settings
752	elif type strip > /dev/null 2> /dev/null; then
753	echo "STRIP=strip" >> Makefile.settings
754	else
755	echo
756	echo 'No strip utility found, cannot remove unnecessary parts from executable.'
757	echo 'STRIP=\# skip strip' >> Makefile.settings
758	strip=0
759	fi
760	fi
761
762	if [ ! "$systemd" = "0" ]; then
763	if ! $PKG_CONFIG --exists systemd; then
764	if [ "$systemd" = "1" ]; then
765	echo "systemd requested but not found"
766	exit 1
767	else
768	systemd=0
769	fi
770	elif [ "$systemd" = "auto" ]; then
771	systemd=1
772	fi
773	fi
774
775	pkgconf_systemd_var() {
776	# First try deprecated variable, use newer variable if not found
777	if $PKG_CONFIG --print-variables systemd \| grep -q "$1"; then
778	$PKG_CONFIG --variable="$1" systemd
779	else
780	$PKG_CONFIG --variable="$2" systemd
781	fi
782	}
783
784	if [ "$systemd" = "1" ]; then
785	if [ -z "$systemdsystemunitdir" ]; then
786	systemdsystemunitdir=$(pkgconf_systemd_var systemdsystemunitdir systemd_system_unit_dir)
787	fi
788	if [ -z "$sysusersdir" ]; then
789	sysusersdir=$(pkgconf_systemd_var sysusersdir sysusers_dir)
790	fi
791	fi
792
793	if [ -n "$systemdsystemunitdir" ]; then
794	echo "SYSTEMDSYSTEMUNITDIR=$systemdsystemunitdir" >> Makefile.settings
795	fi
796	if [ -n "$sysusersdir" ]; then
797	echo "SYSUSERSDIR=$sysusersdir" >> Makefile.settings
798	fi
799
800	if [ "$gcov" = "1" ]; then
801	echo "CFLAGS+=--coverage" >> Makefile.settings
802	echo "EFLAGS+=--coverage" >> Makefile.settings
803	fi
804
805	if [ "$plugins" = 0 ]; then
806	plugindir=""
807	echo '#undef WITH_PLUGINS' >> config.h
808	else
809	echo '#define WITH_PLUGINS' >> config.h
810	fi
811
812	if [ "$otr" = "auto" ]; then
813	! $PKG_CONFIG --exists libotr
814	otr=$?
815	fi
816
817	if [ "$otr" != 0 ] && ! $PKG_CONFIG --atleast-version=4.0 --print-errors libotr; then
818	exit 1
819	fi
820
821	if [ "$otr" = 1 ]; then
822	# BI == built-in
823	echo '#define OTR_BI' >> config.h
824	cat <<EOF >>Makefile.settings
825	EFLAGS+=$($PKG_CONFIG --libs libotr) $(libgcrypt-config --libs)
826	CFLAGS+=$($PKG_CONFIG --cflags libotr) $(libgcrypt-config --cflags)
827	OTR_BI=otr.o
828	EOF
829	elif [ "$otr" = "plugin" ]; then
830	# for some mysterious reason beyond the comprehension of my mortal mind,
831	# the libgcrypt flags aren't needed when building as plugin. add them anyway.
832	echo '#define OTR_PI' >> config.h
833	cat <<EOF >>Makefile.settings
834	OTRFLAGS=$($PKG_CONFIG --libs libotr) $(libgcrypt-config --libs)
835	CFLAGS+=$($PKG_CONFIG --cflags libotr) $(libgcrypt-config --cflags)
836	OTR_PI=otr.so
837	EOF
838	fi
839
840	if [ -z "$PYTHON" ]; then
841	for pp in python python3 python2; do
842	if command -v $pp > /dev/null; then
843	PYTHON=$pp
844	break
845	fi
846	done
847	fi
848
849	if [ "$doc" = "1" ]; then
850	# check this here just in case someone tries to install it in python2.4...
851	if [ ! -e "$srcdir/doc/user-guide/help.txt" ] && ! $PYTHON -m xml.etree.ElementTree > /dev/null 2>&1; then
852	echo
853	echo 'ERROR: Python (>=2.5 or 3.x) is required to generate docs'
854	echo "(Use the PYTHON environment variable if it's in a weird location)"
855	exit 1
856	fi
857	echo "DOC=1" >> Makefile.settings
858	echo "PYTHON=$PYTHON" >> Makefile.settings
859	fi
860
861	get_version
862
863	if [ ! "$BITLBEE_VERSION" = "$REAL_BITLBEE_VERSION" ]; then
864	echo "Spoofing version number: $BITLBEE_VERSION"
865	echo "#undef BITLBEE_VERSION" >> config.h
866	echo '#define BITLBEE_VERSION "'"$BITLBEE_VERSION"'"' >> config.h
867	echo
868	fi
869
870	if ! make helloworld > /dev/null 2>&1; then
871	echo "WARNING: Your version of make (BSD make?) does not support BitlBee's makefiles."
872	echo "BitlBee needs GNU make to build properly. On most systems GNU make is available"
873	echo "under the name 'gmake'."
874	echo
875	if gmake helloworld > /dev/null 2>&1; then
876	echo "gmake seems to be available on your machine, great."
877	echo
878	else
879	echo "gmake is not installed (or not working). Please try to install it."
880	echo
881	fi
882	fi
883
884	pkgconfiglibs=''
885	case "$arch" in
886	CYGWIN* )
887	# shellcheck disable=SC2016
888	pkgconfiglibs='-L${libdir} -lbitlbee -no-undefined'
889	esac
890
891	pkgconfigrequires='glib-2.0'
892	if [ "$external_json_parser" = '1' ]; then
893	pkgconfigrequires="$pkgconfigrequires json-parser"
894	fi
895
896	cat <<EOF >bitlbee.pc
897	prefix=$prefix
898	includedir=$includedir
899	plugindir=$plugindir
900	libdir=$libdir
901	datadir=$datadir
902
903	Name: bitlbee
904	Description: IRC to IM gateway
905	Requires: $pkgconfigrequires
906	Version: $BITLBEE_VERSION
907	Libs: $pkgconfiglibs
908	Cflags: -I\${includedir}
909
910	EOF
911
912	protocols=''
913	protoobjs=''
914
915	if [ "$purple" = 0 ]; then
916	echo '#undef WITH_PURPLE' >> config.h
917	else
918	if ! $PKG_CONFIG purple; then
919	echo
920	echo 'Cannot find libpurple development libraries, aborting. (Install libpurple-dev?)'
921	exit 1
922	fi
923	echo '#define WITH_PURPLE' >> config.h
924	cat<<EOF >>Makefile.settings
925	EFLAGS+=$($PKG_CONFIG purple --libs)
926	PURPLE_CFLAGS+=$($PKG_CONFIG purple --cflags)
927	EOF
928	protocols=$protocols'purple '
929	protoobjs=$protoobjs'purple_mod.o '
930
931	# only disable these if the user didn't enable them explicitly
932	[ "$jabber" = "default-on" ] && jabber=0
933
934	echo '#undef PACKAGE' >> config.h
935	echo '#define PACKAGE "BitlBee-LIBPURPLE"' >> config.h
936
937	if [ "$events" = "libevent" ]; then
938	echo 'Warning: Some libpurple modules (including msn-pecan) do their event handling'
939	echo 'outside libpurple, talking to GLib directly. At least for now the combination'
940	echo 'libpurple + libevent is not recommended!'
941	echo
942	fi
943	fi
944
945	case "$CC" in
946	gcc )
947	echo "CFLAGS+=-MMD -MF .depend/\$@.d" >> Makefile.settings
948	for i in . lib tests protocols protocols/*/; do
949	mkdir -p "$i/.depend"
950	done
951	esac
952
953	if [ "$jabber" = 0 ]; then
954	echo '#undef WITH_JABBER' >> config.h
955	else
956	echo '#define WITH_JABBER' >> config.h
957	protocols=$protocols'jabber '
958	protoobjs=$protoobjs'jabber_mod.o '
959	fi
960
961	if [ "$twitter" = 0 ]; then
962	echo '#undef WITH_TWITTER' >> config.h
963	else
964	echo '#define WITH_TWITTER' >> config.h
965	protocols=$protocols'twitter '
966	protoobjs=$protoobjs'twitter_mod.o '
967	fi
968
969	if [ "$protocols" = "PROTOCOLS = " ]; then
970	echo "Warning: You haven't selected any communication protocol to compile!"
971	echo " BitlBee will run, but you will be unable to connect to IM servers!"
972	fi
973
974	echo "PROTOCOLS = $protocols" >> Makefile.settings
975	echo "PROTOOBJS = $protoobjs" >> Makefile.settings
976
977	echo "Architecture: $arch"
978	case "$arch" in
979	Linux )
980	;;
981	GNU/* )
982	;;
983	*BSD )
984	;;
985	Darwin )
986	echo 'STRIP=\# skip strip' >> Makefile.settings
987	;;
988	IRIX )
989	;;
990	SunOS )
991	echo 'EFLAGS+=-lresolv -lnsl -lsocket' >> Makefile.settings
992	echo 'STRIP=\# skip strip' >> Makefile.settings
993	echo '#define NO_FD_PASSING' >> config.h
994	if [ "$arch_rel" = "5.10" ]; then
995	echo '#define NO_STRCASESTR' >> config.h
996	fi
997	;;
998	AIX )
999	echo 'EFLAGS+=-Wl,-brtl' >> Makefile.settings
1000	;;
1001	CYGWIN* )
1002	echo 'EFLAGS+=-Wl,--export-all,--out-implib,libbitlbee.dll.a' >> Makefile.settings
1003	echo 'IMPLIB=libbitlbee.dll.a' >> Makefile.settings
1004	;;
1005	Windows )
1006	echo 'Native windows compilation is not supported anymore, use cygwin instead.'
1007	;;
1008	* )
1009	echo 'We haven'\''t tested BitlBee on many platforms yet, yours is untested. YMMV.'
1010	echo 'Please report any problems at https://bugs.bitlbee.org/.'
1011	;;
1012	esac
1013
1014	if [ -n "$target" ]; then
1015	echo "Cross-compiling for: $target"
1016	fi
1017
1018	echo
1019	echo 'Configuration done:'
1020
1021	if [ "$debug" = "1" ]; then
1022	echo ' Debugging enabled.'
1023	else
1024	echo ' Debugging disabled.'
1025	fi
1026
1027	if [ "$asan" = "1" ]; then
1028	echo ' AddressSanitizer (ASAN) enabled.'
1029	else
1030	echo ' AddressSanitizer (ASAN) disabled.'
1031	fi
1032
1033	if [ "$pie" = "1" ]; then
1034	echo ' Building PIE executable'
1035	else
1036	echo ' Building non-PIE executable'
1037	fi
1038
1039	if [ "$strip" = "1" ]; then
1040	echo ' Binary stripping enabled.'
1041	else
1042	echo ' Binary stripping disabled.'
1043	fi
1044
1045	if [ "$otr" = "1" ]; then
1046	echo ' Off-the-Record (OTR) Messaging enabled.'
1047	elif [ "$otr" = "plugin" ]; then
1048	echo ' Off-the-Record (OTR) Messaging enabled (as a plugin).'
1049	else
1050	echo ' Off-the-Record (OTR) Messaging disabled.'
1051	fi
1052
1053	if [ "$systemd" = "1" ]; then
1054	echo ' systemd enabled.'
1055	else
1056	echo ' systemd disabled.'
1057	fi
1058
1059	echo " Using python: $PYTHON"
1060
1061	if [ "$external_json_parser" = "1" ]; then
1062	echo ' Using system JSON parser.'
1063	else
1064	echo ' Using bundled JSON parser.'
1065	fi
1066
1067	echo " Using event handler: $events"
1068	echo " Using SSL library: $ssl"
1069	#echo ' Building with these storage backends: '$STORAGES
1070
1071	if [ -n "$protocols" ]; then
1072	echo " Building with these protocols: $protocols$protocols_mods"
1073	case "$protocols" in
1074	purple)
1075	echo " Note that BitlBee-libpurple is supported on a best-effort basis. It's"
1076	echo " not fully compatible with normal BitlBee. Don't use it unless you"
1077	echo " absolutely need it (i.e. support for a certain protocol or feature)."
1078	esac
1079	else
1080	echo ' Building without IM-protocol support. We wish you a lot of fun...'
1081	fi

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