1: dnl ** This is a configure script template for BIRD
2: dnl ** Process it with autoconf to get ./configure
3: dnl ** (c) 1999--2000 Martin Mares <mj@ucw.cz>
4:
5: AC_INIT
6: AC_CONFIG_SRCDIR([conf/confbase.Y])
7: AC_CONFIG_AUX_DIR([tools])
8:
9: AC_ARG_ENABLE([client],
10: [AS_HELP_STRING([--enable-client], [enable building of BIRD client @<:@yes@:>@])],
11: [],
12: [enable_client=yes]
13: )
14:
15: AC_ARG_ENABLE([debug],
16: [AS_HELP_STRING([--enable-debug], [enable internal debugging routines @<:@no@:>@])],
17: [],
18: [enable_debug=no]
19: )
20:
21: AC_ARG_ENABLE([ipv6],
22: [AS_HELP_STRING([--enable-ipv6], [enable building of IPv6 version @<:@no@:>@])],
23: [],
24: [enable_ipv6=no]
25: )
26:
27: AC_ARG_ENABLE([memcheck],
28: [AS_HELP_STRING([--enable-memcheck], [check memory allocations when debugging @<:@yes@:>@])],
29: [],
30: [enable_memcheck=yes]
31: )
32:
33: AC_ARG_ENABLE([pthreads],
34: [AS_HELP_STRING([--enable-pthreads], [enable POSIX threads support @<:@try@:>@])],
35: [],
36: [enable_pthreads=try]
37: )
38:
39: AC_ARG_WITH([protocols],
40: [AS_HELP_STRING([--with-protocols=LIST], [include specified routing protocols @<:@all@:>@])],
41: [],
42: [with_protocols="all"]
43: )
44:
45: AC_ARG_WITH([suffix],
46: [AS_HELP_STRING([--with-suffix=STRING], [use specified suffix for BIRD files @<:@6 for IPv6@:>@])],
47: [given_suffix="yes"]
48: )
49:
50: AC_ARG_WITH([sysconfig],
51: [AS_HELP_STRING([--with-sysconfig=FILE], [use specified BIRD system configuration file])]
52: )
53:
54: AC_ARG_WITH([runtimedir],
55: [AS_HELP_STRING([--with-runtimedir=PATH], [run-state data, obsolete variant of --runstatedir])],
56: [runstatedir="$with_runtimedir"]
57: )
58:
59: AC_ARG_WITH([iproutedir],
60: [AS_HELP_STRING([--with-iproutedir=PATH], [path to iproute2 config files @<:@/etc/iproute2@:>@])],
61: [given_iproutedir="yes"]
62: )
63:
64: AC_ARG_VAR([FLEX], [location of the Flex program])
65: AC_ARG_VAR([BISON], [location of the Bison program])
66: AC_ARG_VAR([M4], [location of the M4 program])
67:
68:
69: if test "$srcdir" = . ; then
70: # Building in current directory => create obj directory holding all objects
71: objdir=obj
72: mkdir -p obj
73: srcdir_rel=..
74: makefiles="Makefile:tools/Makefile-top.in obj/Makefile:tools/Makefile.in obj/Rules:tools/Rules.in"
75: exedir=..
76: else
77: # Building in separate directory
78: objdir=.
79: srcdir_rel=$srcdir
80: makefiles="Makefile:tools/Makefile.in Rules:tools/Rules.in"
81: exedir=.
82: fi
83:
84: case $srcdir_rel in
85: /*) srcdir_rel_mf=$srcdir_rel ;;
86: *) srcdir_rel_mf="\$(root-rel)$srcdir_rel" ;;
87: esac
88:
89: AC_SUBST([objdir])
90: AC_SUBST([exedir])
91: AC_SUBST([srcdir_rel_mf])
92:
93: # Workaround for older Autoconfs that do not define runstatedir
94: AS_IF([test -z "${runstatedir}"], [runstatedir='${localstatedir}/run'])
95: AC_SUBST([runstatedir])
96:
97:
98: if test "$enable_ipv6" = yes ; then
99: ip=ipv6
100: SUFFIX=6
101: proto_radv=radv
102: else
103: ip=ipv4
104: SUFFIX=""
105: fi
106:
107: if test "$given_suffix" = yes ; then
108: SUFFIX="$with_suffix"
109: fi
110: AC_SUBST([SUFFIX])
111:
112: if test "$enable_debug" = yes ; then
113: CONFIG_FILE="bird$SUFFIX.conf"
114: CONTROL_SOCKET="bird$SUFFIX.ctl"
115: else
116: CONFIG_FILE="\$(sysconfdir)/bird$SUFFIX.conf"
117: CONTROL_SOCKET="\$(runstatedir)/bird$SUFFIX.ctl"
118: fi
119: AC_SUBST([CONFIG_FILE])
120: AC_SUBST([CONTROL_SOCKET])
121:
122: AC_SEARCH_LIBS([clock_gettime], [rt posix4],
123: [],
124: [AC_MSG_ERROR([Function clock_gettime not available.])]
125: )
126:
127: AC_CANONICAL_HOST
128:
129: # Store this value because ac_test_CFLAGS is overwritten by AC_PROG_CC
130: if test "$ac_test_CFLAGS" != set ; then
131: bird_cflags_default=yes
132: fi
133:
134: AC_PROG_CC
135: if test -z "$GCC" ; then
136: AC_MSG_ERROR([This program requires the GNU C Compiler.])
137: fi
138:
139: if test "$enable_pthreads" != no ; then
140: BIRD_CHECK_PTHREADS
141:
142: if test "$bird_cv_lib_pthreads" = yes ; then
143: AC_DEFINE([USE_PTHREADS], [1], [Define to 1 if pthreads are enabled])
144: CFLAGS="$CFLAGS -pthread"
145: LDFLAGS="$LDFLAGS -pthread"
146: proto_bfd=bfd
147: elif test "$enable_pthreads" = yes ; then
148: AC_MSG_ERROR([POSIX threads not available.])
149: fi
150:
151: if test "$enable_pthreads" = try ; then
152: enable_pthreads="$bird_cv_lib_pthreads"
153: fi
154: fi
155:
156: if test "$bird_cflags_default" = yes ; then
157: BIRD_CHECK_GCC_OPTION([bird_cv_c_option_wno_pointer_sign], [-Wno-pointer-sign], [-Wall])
158: BIRD_CHECK_GCC_OPTION([bird_cv_c_option_wno_missing_init], [-Wno-missing-field-initializers], [-Wall -Wextra])
159: BIRD_CHECK_GCC_OPTION([bird_cv_c_option_fno_strict_aliasing], [-fno-strict-aliasing])
160: BIRD_CHECK_GCC_OPTION([bird_cv_c_option_fno_strict_overflow], [-fno-strict-overflow])
161:
162: CFLAGS="$CFLAGS -Wall -Wextra -Wstrict-prototypes -Wno-parentheses"
163: BIRD_ADD_GCC_OPTION([bird_cv_c_option_wno_pointer_sign], [-Wno-pointer-sign])
164: BIRD_ADD_GCC_OPTION([bird_cv_c_option_wno_missing_init], [-Wno-missing-field-initializers])
165: BIRD_ADD_GCC_OPTION([bird_cv_c_option_fno_strict_aliasing], [-fno-strict-aliasing])
166: BIRD_ADD_GCC_OPTION([bird_cv_c_option_fno_strict_overflow], [-fno-strict-overflow])
167: fi
168: AC_MSG_CHECKING([CFLAGS])
169: AC_MSG_RESULT([$CFLAGS])
170:
171:
172: AC_PROG_CPP
173: AC_PROG_INSTALL
174: AC_PROG_RANLIB
175: AC_CHECK_PROG([FLEX], [flex], [flex])
176: AC_CHECK_PROG([BISON], [bison], [bison])
177: AC_CHECK_PROGS([M4], [gm4 m4])
178:
179: test -z "$FLEX" && AC_MSG_ERROR([Flex is missing.])
180: test -z "$BISON" && AC_MSG_ERROR([Bison is missing.])
181: test -z "$M4" && AC_MSG_ERROR([M4 is missing.])
182:
183: BIRD_CHECK_PROG_FLAVOR_GNU([$M4],
184: [],
185: [AC_MSG_ERROR([Provided M4 is not GNU M4.])]
186: )
187:
188: if test -n "$with_sysconfig" -a "$with_sysconfig" != no ; then
189: if test -f $with_sysconfig ; then
190: sysdesc=$with_sysconfig
191: else
192: sysdesc=$srcdir/sysdep/cf/$with_sysconfig
193: if ! test -f $sysdesc ; then
194: sysdesc=$sysdesc.h
195: fi
196: fi
197: elif test -f sysconfig.h ; then
198: sysdesc=sysconfig
199: else
200: case "$ip:$host_os" in
201: ipv6:linux*)
202: sysdesc=linux-v6
203: default_iproutedir="/etc/iproute2"
204: ;;
205: ipv4:linux*)
206: sysdesc=linux
207: default_iproutedir="/etc/iproute2"
208: ;;
209: ipv6:netbsd*)
210: sysdesc=bsd-v6
211: CPPFLAGS="$CPPFLAGS -I/usr/pkg/include"
212: LDFLAGS="$LDFLAGS -L/usr/pkg/lib -R/usr/pkg/lib"
213: ;;
214: ipv4:netbsd*)
215: sysdesc=bsd
216: CPPFLAGS="$CPPFLAGS -I/usr/pkg/include"
217: LDFLAGS="$LDFLAGS -L/usr/pkg/lib -R/usr/pkg/lib"
218: ;;
219: ipv6:freebsd*)
220: sysdesc=bsd-v6
221: CPPFLAGS="$CPPFLAGS -I/usr/local/include"
222: LDFLAGS="$LDFLAGS -L/usr/local/lib"
223: ;;
224: ipv4:freebsd*)
225: sysdesc=bsd
226: CPPFLAGS="$CPPFLAGS -I/usr/local/include"
227: LDFLAGS="$LDFLAGS -L/usr/local/lib"
228: ;;
229: ipv6:dragonfly*)
230: sysdesc=bsd-v6
231: ;;
232: ipv4:dragonfly*)
233: sysdesc=bsd
234: ;;
235: ipv6:kfreebsd*)
236: sysdesc=bsd-v6
237: ;;
238: ipv4:kfreebsd*)
239: sysdesc=bsd
240: ;;
241: ipv6:openbsd*)
242: sysdesc=bsd-v6
243: ;;
244: ipv4:openbsd*)
245: sysdesc=bsd
246: ;;
247: *)
248: AC_MSG_ERROR([Cannot determine correct system configuration. Please use --with-sysconfig to set it manually.])
249: ;;
250: esac
251: sysdesc=$srcdir/sysdep/cf/$sysdesc.h
252: fi
253: AC_MSG_CHECKING([which OS configuration should we use])
254: AC_MSG_RESULT([$sysdesc])
255: if ! test -f $sysdesc ; then
256: AC_MSG_ERROR([The system configuration file is missing.])
257: fi
258: sysname=`echo $sysdesc | sed 's/\.h$//'`
259: AC_DEFINE_UNQUOTED([SYSCONF_INCLUDE], ["$sysdesc"], [Which sysdep header to include])
260:
261: AC_MSG_CHECKING([system-dependent directories])
262: sysdep_dirs="`sed <$sysdesc '/^Link: /!d;s/^Link: \(.*\)$/\1/' | tr '\012' ' '` lib"
263: AC_MSG_RESULT([$sysdep_dirs])
264: AC_SUBST([sysdep_dirs])
265:
266: if test "$with_iproutedir" = no ; then with_iproutedir= ; fi
267:
268: if test -n "$given_iproutedir"
269: then iproutedir=$with_iproutedir
270: else iproutedir=$default_iproutedir
271: fi
272:
273: AC_SUBST([iproutedir])
274:
275: all_protocols="$proto_bfd bgp mrt ospf pipe $proto_radv rip static"
276: if test "$ip" = ipv6 ; then
277: all_protocols="$all_protocols babel"
278: fi
279: all_protocols=`echo $all_protocols | sed 's/ /,/g'`
280:
281: if test "$with_protocols" = all ; then
282: with_protocols="$all_protocols"
283: fi
284:
285: AH_TEMPLATE([CONFIG_BABEL], [Babel protocol])
286: AH_TEMPLATE([CONFIG_BFD], [BFD protocol])
287: AH_TEMPLATE([CONFIG_BGP], [BGP protocol])
288: AH_TEMPLATE([CONFIG_MRT], [MRT protocol])
289: AH_TEMPLATE([CONFIG_OSPF], [OSPF protocol])
290: AH_TEMPLATE([CONFIG_PIPE], [Pipe protocol])
291: AH_TEMPLATE([CONFIG_RADV], [RAdv protocol])
292: AH_TEMPLATE([CONFIG_RIP], [RIP protocol])
293: AH_TEMPLATE([CONFIG_STATIC], [Static protocol])
294:
295: AC_MSG_CHECKING([protocols])
296: protocols=`echo "$with_protocols" | sed 's/,/ /g'`
297: if test "$protocols" = no ; then protocols= ; fi
298: for a in $protocols ; do
299: if ! test -f $srcdir/proto/$a/Makefile ; then
300: AC_MSG_RESULT([failed])
301: AC_MSG_ERROR([Requested protocol $a not found])
302: fi
303: AC_DEFINE_UNQUOTED([CONFIG_`echo $a | tr 'a-z' 'A-Z'`])
304: done
305: AC_MSG_RESULT([ok])
306: AC_SUBST([protocols])
307:
308: case $sysdesc in
309: */linux*|*/linux-v6*)
310: AC_CHECK_HEADER([linux/rtnetlink.h],
311: [],
312: [AC_MSG_ERROR([Appropriate version of Linux kernel headers not found.])],
313: [
314: dnl Some older versions of Linux kernel headers require these includes
315: #include <asm/types.h>
316: #include <sys/socket.h>
317: ]
318: )
319: ;;
320: esac
321:
322: AC_CHECK_HEADERS_ONCE([alloca.h syslog.h])
323: AC_CHECK_MEMBERS([struct sockaddr.sa_len], [], [], [#include <sys/socket.h>])
324:
325: AC_C_BIGENDIAN(
326: [AC_DEFINE([CPU_BIG_ENDIAN], [1], [Define to 1 if cpu is big endian])],
327: [AC_DEFINE([CPU_LITTLE_ENDIAN], [1], [Define to 1 if cpu is little endian])],
328: [AC_MSG_ERROR([Cannot determine CPU endianity.])]
329: )
330:
331: BIRD_CHECK_ANDROID_GLOB
332: if test "$bird_cv_lib_glob" = no ; then
333: AC_MSG_ERROR([glob.h not found.])
334: elif test "$bird_cv_lib_glob" != yes ; then
335: LIBS="$LIBS $bird_cv_lib_glob"
336: fi
337:
338: BIRD_CHECK_ANDROID_LOG
339: if test "$bird_cv_lib_log" = no ; then
340: AC_MSG_ERROR([don't know how to link syslog.])
341: elif test "$bird_cv_lib_log" != yes ; then
342: LIBS="$LIBS $bird_cv_lib_log"
343: fi
344:
345: if test "$enable_debug" = yes ; then
346: AC_DEFINE([DEBUGGING], [1], [Define to 1 if debugging is enabled])
347: if test "$enable_memcheck" = yes ; then
348: AC_CHECK_LIB([dmalloc], [dmalloc_debug])
349: if test $ac_cv_lib_dmalloc_dmalloc_debug != yes ; then
350: AC_CHECK_LIB([efence], [malloc])
351: fi
352: fi
353: fi
354:
355: CLIENT=
356: CLIENT_LIBS=
357: if test "$enable_client" = yes ; then
358: CLIENT=birdc
359: BASE_LIBS="$LIBS"
360: LIBS=""
361:
362: AC_CHECK_HEADERS([curses.h],
363: [],
364: [AC_MSG_ERROR([The client requires ncurses library. Either install the library or use --disable-client to compile without the client.])],
365: [AC_INCLUDES_DEFAULT]
366: )
367:
368: AC_SEARCH_LIBS([tgetent], [tinfo tinfow ncurses curses termcap],
369: [TINFO_LIBS="$LIBS"; LIBS=""],
370: [AC_MSG_ERROR([The client requires ncurses library. Either install the library or use --disable-client to compile without the client.])],
371: )
372:
373: AC_CHECK_HEADERS([readline/readline.h readline/history.h],
374: [],
375: [AC_MSG_ERROR([The client requires GNU Readline library. Either install the library or use --disable-client to compile without the client.])],
376: [AC_INCLUDES_DEFAULT]
377: )
378:
379: AC_SEARCH_LIBS([rl_callback_read_char], [readline],
380: [READLINE_LIBS="$LIBS"; LIBS=""],
381: [AC_MSG_ERROR([The client requires GNU Readline library. Either install the library or use --disable-client to compile without the client.])],
382: [$TINFO_LIBS]
383: )
384:
385: AC_CHECK_LIB([readline], [rl_crlf],
386: [AC_DEFINE([HAVE_RL_CRLF], [1], [Define to 1 if you have rl_crlf()])],
387: [],
388: [$TINFO_LIBS]
389: )
390:
391: AC_CHECK_LIB([readline], [rl_ding],
392: [AC_DEFINE([HAVE_RL_DING], [1], [Define to 1 if you have rl_ding()])],
393: [],
394: [$TINFO_LIBS]
395: )
396:
397: LIBS="$BASE_LIBS"
398: CLIENT_LIBS="$READLINE_LIBS $TINFO_LIBS"
399: fi
400: AC_SUBST([CLIENT])
401: AC_SUBST([CLIENT_LIBS])
402:
403: mkdir -p $objdir/sysdep
404: AC_CONFIG_HEADERS([$objdir/sysdep/autoconf.h:sysdep/autoconf.h.in])
405: AC_CONFIG_COMMANDS([merge],
406: [ export CPP="$CPP"; sh $srcdir/tools/mergedirs $srcdir $srcdir_rel $objdir $sysdep_dirs ],
407: [
408: srcdir=$srcdir
409: srcdir_rel=$srcdir_rel
410: objdir=$objdir
411: sysdep_dirs="$sysdep_dirs"
412: ]
413: )
414: AC_CONFIG_FILES([$makefiles])
415: AC_OUTPUT
416:
417: rm -f $objdir/sysdep/paths.h
418:
419: AC_MSG_RESULT()
420: AC_MSG_RESULT([BIRD was configured with the following options:])
421: AC_MSG_RESULT([ Source directory: $srcdir])
422: AC_MSG_RESULT([ Object directory: $objdir])
423: AC_MSG_RESULT([ Iproute2 directory: $iproutedir])
424: AC_MSG_RESULT([ System configuration: $sysdesc])
425: AC_MSG_RESULT([ Debugging: $enable_debug])
426: AC_MSG_RESULT([ POSIX threads: $enable_pthreads])
427: AC_MSG_RESULT([ Routing protocols: $protocols])
428: AC_MSG_RESULT([ Client: $enable_client])
429:
430: rm -f $objdir/.*-stamp
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