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source: trunk/configure.in @ 1754

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Last change on this file since 1754 was 1754, checked in by salcock, 15 months ago
Updated version number to 3.0.14 Added mention of libpcap-dev to the INSTALL file
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 19.1 KB

Line
1	# Process this file with autoconf to produce a configure script.
2
3	# Now you only need to update the version number in two places - below,
4	# and in the README
5
6	AC_INIT([libtrace],[3.0.14],[contact@wand.net.nz],[libtrace])
7
8	LIBTRACE_MAJOR=3
9	LIBTRACE_MID=0
10	LIBTRACE_MINOR=14
11
12	# OpenSolaris hides libraries like libncurses in /usr/gnu/lib, which is not
13	# searched by default - add it to LDFLAGS so we at least have a chance of
14	# finding it
15	if test -d "/usr/gnu/lib"; then
16	LDFLAGS+=" -L/usr/gnu/lib"
17	fi
18
19	AC_CONFIG_MACRO_DIR([m4])
20	AC_CONFIG_SRCDIR(lib/trace.c)
21	AM_INIT_AUTOMAKE
22
23	# Make sure we use the relatively silent automake output
24	m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])
25
26	# Define our libtrace version number externally so we can use it in the source
27	# as well, if needed.
28	AC_DEFINE([LIBTRACE_MAJOR],${LIBTRACE_MAJOR},[libtrace major version])
29	AC_DEFINE([LIBTRACE_MID],${LIBTRACE_MID},[libtrace mid version])
30	AC_DEFINE([LIBTRACE_MINOR],${LIBTRACE_MINOR},[libtrace minor version])
31
32	# These are all the files we want to be built for us by configure
33	AC_CONFIG_FILES([Makefile lib/Makefile docs/Makefile libpacketdump/Makefile
34	tools/Makefile tools/traceanon/Makefile tools/tracepktdump/Makefile
35	tools/tracemerge/Makefile tools/tracereport/Makefile
36	tools/tracertstats/Makefile tools/tracesplit/Makefile
37	tools/tracestats/Makefile tools/tracetop/Makefile
38	tools/tracereplay/Makefile tools/tracediff/Makefile
39	tools/traceends/Makefile
40	examples/Makefile examples/skeleton/Makefile examples/rate/Makefile
41	examples/stats/Makefile examples/tutorial/Makefile
42	docs/libtrace.doxygen
43	lib/libtrace.h
44	])
45
46
47	# Function that checks if the C++ compiler actually works - there's a bit of
48	# oversight in autoconf that will set the C++ compiler to g++ if no compiler
49	# is found, even if g++ is not present! So we need an extra test to make sure
50	# that the compiler works :(
51
52	AC_DEFUN([rw_PROG_CXX_WORKS],
53	[AC_REQUIRE([AC_PROG_CXX])dnl
54	AC_CACHE_CHECK([whether the C++ compiler works],
55	[rw_cv_prog_cxx_works],
56	[AC_LANG_PUSH([C++])
57	AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])],
58	[rw_cv_prog_cxx_works=yes],
59	[rw_cv_prog_cxx_works=no])
60	AC_LANG_POP([C++])])
61	])
62
63	# Put all our automake definitions in config.h
64	AM_CONFIG_HEADER([config.h])
65
66	# Checks for C and C++ compilers
67	AC_PROG_CC
68	AC_PROG_CXX
69	rw_PROG_CXX_WORKS
70
71	if test "$rw_cv_prog_cxx_works" = "no"; then
72	AC_MSG_ERROR("Failed to find working C++ compiler")
73	fi
74
75	# Checking for 'install'
76	AC_PROG_INSTALL
77
78	# Checking for bison and flex
79	AC_CHECK_PROGS(YACC, 'bison -y' byacc yacc)
80	AM_PROG_LEX
81
82	# All our source files for function replacements are in lib/
83	AC_CONFIG_LIBOBJ_DIR(lib)
84
85	# Check for various "replacement" functions
86	AC_FUNC_MALLOC
87	AC_FUNC_REALLOC
88
89	# *BSD doesn't have strndup. Currently provide our own.
90	AC_REPLACE_FUNCS(strndup)
91
92
93	# Checks for typedefs, structures, and compiler characteristics.
94	AC_C_CONST
95	AC_C_INLINE
96	AC_C_BIGENDIAN
97	AC_TYPE_SIZE_T
98	AC_HEADER_TIME
99	AC_SYS_LARGEFILE
100
101	LIBPKTDUMP_LIBS="-ltrace "
102	ADD_LDFLAGS="$ADD_LDFLAGS -L\$(abs_top_srcdir)/lib"
103	LIBTRACE_LIBS=""
104	TOOLS_LIBS=""
105
106	# Set our C compiler flags based on the gcc version
107	if test "$GCC" = "yes"; then
108
109	gcc_version=`gcc -dumpversion`
110
111	# This is probably not the most reliable way to test whether our
112	# compiler supports visibility, but it's better than nothing
113	#
114	# According to the gcc wiki - http://gcc.gnu.org/wiki/Visibility -
115	# visibility is supported in gcc 4.0 or later, so we just need to
116	# check the major version number
117
118	major=${gcc_version%\.\.}
119
120	if test "$major" -lt 4; then
121	vis=no
122	else
123	vis=yes
124	fi
125
126	CFLAGS="$CFLAGS -Wall -Wmissing-prototypes"
127	CXXFLAGS="$CXXFLAGS -Wall"
128	LIBCFLAGS="$CFLAGS"
129	LIBCFLAGS="$LIBCFLAGS -DLT_BUILDING_DLL=1"
130	LIBCXXFLAGS="$CXXFLAGS"
131	LIBCXXFLAGS="$CXXFLAGS -DLT_BUILDING_DLL=1"
132
133	if test "$vis" = "yes"; then
134	LIBCFLAGS="$LIBCFLAGS -Wextra -fvisibility=hidden"
135	LIBCXXFLAGS="$CXXFLAGS -Wextra -fvisibility=hidden"
136	fi
137	fi
138
139	# Check for libtool
140	AC_PROG_LIBTOOL
141
142	# Checks for library functions.
143	AC_PROG_GCC_TRADITIONAL
144
145	# Fail if any of these functions are missing
146	AC_CHECK_FUNCS(socket strdup strlcpy strcasecmp strncasecmp snprintf vsnprintf)
147
148	AC_CHECK_SIZEOF([long int])
149
150
151	# Checks for header files.
152	AC_HEADER_STDC
153	AC_CHECK_HEADERS(pcap.h pcap-int.h pcap-bpf.h net/bpf.h sys/limits.h stddef.h inttypes.h limits.h net/ethernet.h sys/prctl.h)
154
155
156	# OpenSolaris puts ncurses.h in /usr/include/ncurses rather than /usr/include,
157	# so check for that
158	AC_CHECK_HEADERS(ncurses.h,,[missing_ncurses=true])
159
160	if test "x$missing_ncurses" = xtrue; then
161	if test -f "/usr/include/ncurses/ncurses.h"; then
162	AC_DEFINE(HAVE_NCURSES_NCURSES_H,1,[Has nested ncurses header])
163	fi
164	fi
165
166
167	# Check for the presence of various networking headers and define appropriate
168	# macros
169	AC_CHECK_HEADERS(netinet/in.h)
170	AC_CHECK_HEADERS(netpacket/packet.h,[
171	libtrace_netpacket_packet_h=true
172	AC_DEFINE(HAVE_NETPACKET_PACKET_H,1,[has net])
173	])
174	AC_CHECK_HEADER(net/if.h,
175	AC_DEFINE(HAVE_NET_IF_H,1,[has net/if.h header]),,[
176	#include <sys/types.h>
177	#include <sys/socket.h>
178	])
179
180	AC_CHECK_HEADER(netinet/ether.h,
181	AC_DEFINE(HAVE_NETINET_ETHER_H,1,[has netinet/ether.h header]),,[
182	#include <sys/types.h>
183	#include <sys/socket.h>
184	#include <netinet/in.h>
185	#include <net/if.h>
186	])
187
188	AC_CHECK_HEADER(netinet/if_ether.h,
189	AC_DEFINE(HAVE_NETINET_IF_ETHER_H,1,[has netinet/if_ether.h]),,[
190	#include <sys/types.h>
191	#include <sys/socket.h>
192	#include <netinet/in.h>
193	#include <net/if.h>
194	])
195
196	AC_CHECK_HEADER(net/if_arp.h,
197	AC_DEFINE(HAVE_NET_IF_ARP_H,1,[has net/if_arp.h]),,[
198	#include <sys/types.h>
199	#include <sys/socket.h>
200	#include <netinet/in.h>
201	#include <net/if.h>
202	])
203
204	# Check for sdl_len in sockaddr_dl - sockaddr_dl is used on BSD systems
205	if test "$libtrace_netpacket_packet_h" != "true"; then
206	AC_CHECK_MEMBER([struct sockaddr_dl.sdl_len],
207	AC_DEFINE(HAVE_SDL_LEN,1,[Has sdl_len in sockaddr_dl]),,[
208	#include <sys/types.h>
209	#include <sys/socket.h>
210	#include <net/if_dl.h>
211	])
212	fi
213
214	# Checking for the right bpf header to include
215	AC_CHECK_HEADER(pcap-bpf.h)
216	AC_CHECK_HEADER(net/bpf.h)
217
218	# Checking for libgdc
219	AC_CHECK_HEADER(gdc.h,AC_DEFINE(HAVE_LIBGDC,1,[has gdc.h]))
220
221	# Check for libpcap
222	AC_CHECK_LIB(pcap,pcap_next_ex,pcapfound=1,pcapfound=0)
223	AC_CHECK_LIB(pcap,pcap_create,pcapcreate=1,pcapcreate=0)
224	AC_CHECK_FUNCS(pcap_inject pcap_sendpacket pcap_setnonblock)
225	AC_CHECK_DECLS([BIOCSETIF],,,[
226	#include <sys/types.h>
227	#include <sys/time.h>
228	#include <sys/ioctl.h>
229	#include <net/bpf.h>
230	])
231
232	# Configure options for man pages
233	AC_ARG_WITH(man,
234	AS_HELP_STRING(--with-man,install man pages by default),[
235	if test "$withval" = yes
236	then
237	MANPAGES="docs/man/man3/[a-zA-Z]*.3"
238	else
239	MANPAGES=""
240	fi
241	])
242
243	# Complain if we didn't find a suitable libpcap
244	if test "$pcapfound" = 0; then
245	AC_MSG_ERROR(libpcap0.8 or greater is required to compile libtrace. If you have installed it in a non-standard location please use LDFLAGS to specify the location of the library)
246	else
247	TOOL_LIBS="$TOOL_LIBS -lpcap"
248	LIBTRACE_LIBS="$LIBTRACE_LIBS -lpcap"
249	AC_DEFINE([HAVE_LIBPCAP],1,[compile with libpcap support])
250	AC_DEFINE([HAVE_BPF_FILTER],1,[compile with bpf filter support])
251	fi
252
253	if test "$pcapcreate" = 1; then
254	AC_DEFINE([HAVE_PCAP_CREATE],1,[compile with libpcap 1.0 support])
255	fi
256
257	# Configure options for use of DAG cards
258	# Originally borrowed from libpcap, but extended quite a bit :)
259	# More details on how this check works:
260	# http://wand.net.nz/trac/libtrace/wiki/DAGNotes
261
262	AC_ARG_WITH(dag,
263	AS_HELP_STRING(--with-dag[=DIR],include DAG live capture support (located in directory DIR, if supplied)),
264	[
265	if test "$withval" = no
266	then
267	want_dag=no
268	elif test "$withval" = yes
269	then
270	want_dag=yes
271	dag_root=/usr/local/dag
272	else
273	want_dag=yes
274	dag_root=$withval
275	fi
276	],[
277	#
278	# Use DAG API if present, otherwise don't
279	#
280	want_dag=ifpresent
281	dag_root=/usr/local/dag
282	])
283
284	# DAG 3.0 actually puts header files and shared libraries into sensible
285	# places now, so we should be able to do a simple CHECK_LIB to see if
286	# they're there!
287
288	# Addendum: It turns out DAG 2.5 does this too, so we'll match DAG2.5 in here
289	# also. This isn't such a bad thing, the DAG2.5 API is essentially the same as
290	# DAG 3.0 and libtrace will use the same format_dagXX source for both
291	libtrace_dag=false
292	libtrace_dag_version=none
293
294	if test "$with_dag" != no; then
295	AC_CHECK_LIB(dag, dag_open, dag_found=1, dag_found=0)
296	if test "$dag_found" = 1; then
297	ADD_LIBS="$ADD_LIBS -ldag"
298	LIBTRACE_LIBS="$LIBTRACE_LIBS -ldag"
299	AC_DEFINE(HAVE_DAG_API, 1, [define if you have the DAG API])
300	AC_DEFINE(HAVE_DAG,1,[conditional for building with DAG live capture support])
301	libtrace_dag=true
302
303	AC_DEFINE(DAG_VERSION,25,[defines the DAG driver version])
304	libtrace_dag_version=25
305	fi
306	fi
307
308	# TODO: turn the test part of the next block into a function, so it can be
309	# called multiple times for $dag_root, /root/dag, /usr/local/lib
310	dag_drv_v="DAG not present"
311
312	# Now check for 2.4 DAG drivers which don't install as cleanly!
313	if test "$with_dag" != no -a "$libtrace_dag" = false; then
314	AC_MSG_CHECKING(whether we have DAG 2.4 API instead)
315
316	if test -r "$dag_root/lib"; then
317	dag_lib_dir="$dag_root/lib"
318	else
319	dag_lib_dir="$dag_root"
320	fi
321
322	if test -r "$dag_root/include"; then
323	dag_tools_dir="$dag_root/tools"
324	dag_include_dir="$dag_root/include"
325	else
326	dag_tools_dir="$dag_root"
327	dag_include_dir="$dag_root"
328	fi
329
330	if test -r "$dag_include_dir/dagapi.h" -a -r "$dag_lib_dir/libdag.a";
331	then
332	ADD_INCLS="$ADD_INCLS -I $dag_include_dir"
333	ADD_LIBS="$ADD_LIBS -ldag"
334	ADD_LDFLAGS="$ADD_LDFLAGS -L$dag_lib_dir"
335	DAG_TOOLS_DIR=$dag_tools_dir
336	AC_SUBST([DAG_TOOLS_DIR])
337	libtrace_dag=true
338
339	AC_DEFINE(HAVE_DAG_API, 1, [define if you have the DAG API])
340	AC_DEFINE(HAVE_DAG,1,[conditional for building with DAG live capture support])
341	AC_DEFINE(DAG_VERSION, 24, [defines the DAG driver version])
342	libtrace_dag_version=24
343	else
344	if test "$want_dag" = yes; then
345	AC_MSG_ERROR(DAG API not found under directory $dag_root
346	; use --without-dag)
347	fi
348	libtrace_dag=false
349	fi
350	AC_MSG_RESULT($libtrace_dag)
351
352	fi
353
354	# Try to determine the DAG driver version
355	#if test x"$libtrace_dag" = xtrue; then
356	# dag_drv_v="Unknown"
357	# files=`locate /usr/dag/VERSION`
358	# file_count=0
359	#
360	# for i in $files; do
361	# if $file_count > 0; then
362	# dag_drv_v="Indeterminate"
363	# break
364	# fi
365	# dag_drv_v=`cat $i`
366	# file_count=$file_count+1
367	# done
368	#fi
369	#DAG_VERSION_NUM=$dag_drv_v
370
371
372	# Checks for various "optional" libraries
373	AC_CHECK_LIB(pthread, pthread_create, have_pthread=1, have_pthread=0)
374
375	# Check for ncurses
376
377	# These libraries have to be explicitly linked in OpenSolaris
378	AC_SEARCH_LIBS(getservent, socket, have_socket=1, have_socket=0, -lnsl)
379	LIBS=
380
381	AC_SEARCH_LIBS(inet_ntop, nsl, have_nsl=1, have_nsl=0, -lsocket)
382	LIBS=
383
384	# Check to see if we have libdl - *BSD has built-in libdl
385	AC_SEARCH_LIBS(dlopen,dl, dlfound=1,dlfound=0 )
386	LIBS=
387
388	if test "$dlfound" = 0; then
389	AC_MSG_ERROR("Unable to find dlopen. Please use LDFLAGS to specify the location of libdl and re-run configure")
390	fi
391
392	if test "$ac_cv_search_dlopen" != "none required"; then
393	LIBPKTDUMP_LIBS="$LIBPKTDUMP_LIBS $ac_cv_search_dlopen"
394	fi
395
396	if test "$have_pthread" = 1; then
397	LIBTRACE_LIBS="$LIBTRACE_LIBS -lpthread"
398	AC_DEFINE(HAVE_LIBPTHREAD, 1, [Set to 1 if pthreads are supported])
399	fi
400
401
402	if test "$have_nsl" = 1; then
403	if test "$ac_cv_search_inet_ntop" != "none required"; then
404	LIBTRACE_LIBS="$LIBTRACE_LIBS $ac_cv_search_inet_ntop"
405	LIBPKTDUMP_LIBS="$LIBPKTDUMP_LIBS $ac_cv_search_inet_ntop"
406	fi
407	fi
408
409	if test "$have_socket" = 1; then
410	if test "$ac_cv_search_getservent" != "none required"; then
411	LIBTRACE_LIBS="$LIBTRACE_LIBS $ac_cv_search_getservent"
412	LIBPKTDUMP_LIBS="$LIBPKTDUMP_LIBS $ac_cv_search_getservent"
413	fi
414	fi
415
416
417	# Stupid AC_SEARCH_LIB appends stuff to LIBS even when I don't want it to, so
418	# just set libs to null here to avoid linking against them by default
419	LIBS=
420
421	# For now, the user has to explicitly ask for the LLVM stuff, as it's a bit
422	# rough around the edges :(
423	AC_ARG_WITH([llvm],
424	[AC_HELP_STRING([--with-llvm],
425	[support Just In Time compiler])],
426	use_llvm="yes",
427	use_llvm="no")
428	JIT=no
429
430	# Search for LLVM and the libraries that it requires
431	if (test "$use_llvm" != "no"); then
432	AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
433
434	# XXX Hard coding the path is REALLY bad.
435	# llvm-gcc is installed in a stupid place in Debian / Ubuntu. Hard luck
436	# if you've installed it somewhere custom.
437	# Hopefully in future we can replace this with clang, which may or may
438	# not be installed somewhere intelligent.
439	AC_PATH_PROG(LLVM_GCC, llvm-gcc, no, /usr/lib/llvm/llvm/gcc-4.2/bin)
440
441	AC_LANG_PUSH([C++])
442	AC_CHECK_HEADERS([boost/lexical_cast.hpp], boost="yes", boost="no")
443	AC_LANG_POP([C++])
444
445
446	if test "$boost" = "no"; then
447	AC_MSG_NOTICE([Unabled to find boost libraries. JIT support disabled.])
448	JIT=no
449	elif test "$LLVM_CONFIG" = "no" ; then
450	AC_MSG_NOTICE([Unable to find llvm-config. JIT support disabled.])
451	JIT=no
452	elif test "$LLVM_GCC" = "no"; then
453	AC_MSG_NOTICE([Unable to find llvm-gcc. JIT support disabled.])
454	JIT=no
455	else
456	LIBCXXFLAGS="`$LLVM_CONFIG --cxxflags` $CXXFLAGS"
457	LIBTRACE_LIBS="$LIBRACE_LIBS `$LLVM_CONFIG --libs all`";
458	LDFLAGS="`$LLVM_CONFIG --ldflags` $LDFLAGS";
459	JIT=yes
460	AC_DEFINE(HAVE_LLVM, 1, [Set to 1 if you have LLVM installed])
461	fi
462	fi
463
464	AC_ARG_WITH([ncurses],
465	AC_HELP_STRING([--with-ncurses], [build tracetop (requires ncurses)]))
466
467	AS_IF([test "x$with_ncurses" != "xno"],
468	[AC_SEARCH_LIBS(mvprintw, ncurses, have_ncurses=yes, have_ncurses=no)
469	LIBS=
470	], [have_ncurses=no])
471
472	AS_IF([test "x$have_ncurses" = "xyes"], [
473	if test "$ac_cv_search_mvprintw" != "none required"; then
474	TOOLS_LIBS="$TOOLS_LIBS $ac_cv_search_mvprintw"
475	fi
476	AC_DEFINE(HAVE_NCURSES, 1, "Compiled with ncurses support")
477	with_ncurses=yes],
478
479
480	[AS_IF([test "x$with_ncurses" = "xyes"],
481	[AC_MSG_ERROR([ncurses requested but not found])])
482	AC_DEFINE(HAVE_NCURSES, 0, "Compiled with ncurses support")
483	with_ncurses=no]
484	)
485
486	AC_ARG_WITH([bzip2],
487	AC_HELP_STRING([--with-bzip2], [build with support for bzip2 compressed files]))
488
489	AS_IF([test "x$with_bzip2" != "xno"],
490	[
491	AC_CHECK_LIB(bz2, BZ2_bzDecompressInit, have_bzip=yes, have_bzip=no)
492	], [have_bzip=no])
493
494	AS_IF([test "x$have_bzip" = "xyes"], [
495	if test "$ac_cv_lib_bz2_BZ2_bzDecompressInit" != "none required"; then
496	LIBTRACE_LIBS="$LIBTRACE_LIBS -lbz2"
497	fi
498	with_bzip2=yes
499	AC_DEFINE(HAVE_LIBBZ2, 1, "Compiled with bzip2 support")],
500
501	[AS_IF([test "x$with_bzip2" = "xyes"],
502	[AC_MSG_ERROR([bzip2 requested but not found])])
503	AC_DEFINE(HAVE_LIBBZ2, 0, "Compiled with bzip2 support")
504	with_bzip2=no]
505	)
506
507	AC_ARG_WITH([zlib],
508	AC_HELP_STRING([--with-zlib], [build with support for zlib compressed files]))
509
510	AS_IF([test "x$with_zlib" != "xno"],
511	[
512	AC_CHECK_LIB(z, deflate, have_zlib=yes, have_zlib=no)
513	], [have_zlib=no])
514
515	AS_IF([test "x$have_zlib" = "xyes"], [
516	if test "$ac_cv_lib_z_deflate" != "none required"; then
517	LIBTRACE_LIBS="$LIBTRACE_LIBS -lz"
518	fi
519	AC_DEFINE(HAVE_LIBZ, 1, "Compiled with zlib support")
520	with_zlib=yes],
521
522
523	[AS_IF([test "x$with_zlib" = "xyes"],
524	[AC_MSG_ERROR([zlib requested but not found])])
525	AC_DEFINE(HAVE_LIBZ, 0, "Compiled with zlib support")
526	with_zlib=no]
527	)
528
529	AC_ARG_WITH([lzo],
530	AC_HELP_STRING([--with-lzo], [build with support for writing lzo compressed files]))
531
532	AS_IF([test "x$with_lzo" != "xno"],
533	[
534	AC_CHECK_LIB(lzo2, lzo1x_1_compress, have_lzo=yes, have_lzo=no)
535	], [have_lzo=no])
536
537	AS_IF([test "x$have_lzo" = "xyes"], [
538	if test "$ac_cv_lib_lzo2_lzo1x_1_compress" != "none required"; then
539	LIBTRACE_LIBS="$LIBTRACE_LIBS -llzo2"
540	fi
541	AC_DEFINE(HAVE_LIBLZO2, 1, "Compiled with lzo2 support")
542	with_lzo=yes],
543
544
545	[AS_IF([test "x$with_lzo" = "xyes"],
546	[AC_MSG_ERROR([lzo requested but not found])])
547	AC_DEFINE(HAVE_LIBLZO2, 0, "Compiled with lzo2 support")
548	with_lzo=no]
549	)
550
551
552	# Define automake conditionals for use in our Makefile.am files
553	AM_CONDITIONAL([HAVE_BPF_CAPTURE], [test "$ac_cv_have_decl_BIOCSETIF" = yes ])
554	AM_CONDITIONAL([HAVE_DAG], [test "$libtrace_dag" = true])
555	AM_CONDITIONAL([DAG2_4], [test "$libtrace_dag_version" = 24])
556	AM_CONDITIONAL([DAG2_5], [test "$libtrace_dag_version" = 25])
557	AM_CONDITIONAL([HAVE_NETPACKET_PACKET_H], [test "$libtrace_netpacket_packet_h" = true])
558	AM_CONDITIONAL([HAVE_LIBGDC], [test "$ac_cv_header_gdc_h" = yes])
559	AM_CONDITIONAL([HAVE_LLVM], [test "x$JIT" != "xno" ])
560	AM_CONDITIONAL([HAVE_NCURSES], [test "x$with_ncurses" != "xno"])
561	AM_CONDITIONAL([HAVE_BZLIB], [test "x$with_bzip2" != "xno"])
562	AM_CONDITIONAL([HAVE_ZLIB], [test "x$with_zlib" != "xno"])
563	AM_CONDITIONAL([HAVE_LZO], [ test "x$with_lzo" != "xno"])
564
565	# Check for miscellaneous programs
566	AC_CHECK_PROG([libtrace_doxygen], [doxygen], [true], [false])
567
568	AM_CONDITIONAL(HAS_DOXYGEN, [test x"$libtrace_doxygen" = xtrue])
569
570	# Set all our output variables
571	AC_SUBST([LIBTRACE_LIBS])
572	AC_SUBST([LIBPKTDUMP_LIBS])
573	AC_SUBST([TOOLS_LIBS])
574	#AC_SUBST([ADD_LIBS])
575	AC_SUBST([ADD_LDFLAGS])
576	AC_SUBST([ADD_INCLS])
577	AC_SUBST([LTLIBOBJS])
578	AC_SUBST([MANPAGES])
579	AC_SUBST([PACKAGE_VERSION])
580	AC_SUBST([LIBTRACE_MAJOR])
581	AC_SUBST([LIBTRACE_MID])
582	AC_SUBST([LIBTRACE_MINOR])
583	AC_SUBST([DAG_VERSION_NUM])
584	AC_SUBST([HAVE_BPF_CAPTURE])
585	AC_SUBST([HAVE_LIBGDC])
586	AC_SUBST([HAVE_LLVM])
587	AC_SUBST([HAVE_NCURSES])
588	AC_SUBST([LIBCFLAGS])
589	AC_SUBST([LIBCXXFLAGS])
590
591
592	# Finally, output our Makefiles
593	AC_OUTPUT
594
595	# Function for reporting whether an option was set or not
596	reportopt() {
597	if test x"$2" = xtrue -o x"$2" = xyes; then
598	AC_MSG_NOTICE([$1: Yes])
599	else
600	AC_MSG_NOTICE([$1: No])
601	fi
602	}
603
604
605	# Report which configure options were set
606	echo
607	AC_MSG_NOTICE([Libtrace version $PACKAGE_VERSION])
608	if test "$pcapcreate" = 1; then
609	AC_MSG_NOTICE([Compiled with PCAP support: >= 1.0])
610	else
611	AC_MSG_NOTICE([Compiled with PCAP support: < 1.0])
612	fi
613
614	reportopt "Compiled with compressed trace (zlib) support" $with_zlib
615	reportopt "Compiled with compressed trace (bz2) support" $with_bzip2
616	reportopt "Compiled with compressed trace (lzo write only) support" $with_lzo
617	if test x"$libtrace_dag" = xtrue; then
618	if test "$libtrace_dag_version" = 24; then
619	AC_MSG_NOTICE([Compiled with DAG live capture support: 2.4])
620	elif test "$libtrace_dag_version" = 30; then
621	AC_MSG_NOTICE([Compiled with DAG live capture support: 3.0])
622	else
623	AC_MSG_NOTICE([Compiled with DAG live capture support: 2.5])
624	fi
625	else
626	AC_MSG_NOTICE([Compiled with DAG live capture support: No])
627	fi
628	reportopt "Compiled with LLVM BPF JIT support" $JIT
629	reportopt "Building man pages/documentation" $libtrace_doxygen
630	reportopt "Building tracetop (requires libncurses)" $with_ncurses
631
632	# Report any errors relating to missing bison, flex, etc.
633	echo
634	ac_cv_errcount=0;
635	if test -z "$YACC"; then
636	AC_MSG_WARN(bison or yacc not found. Please install bison before continuing)
637	ac_cv_errcount=$((ac_cv_errcount + 1))
638	fi
639
640	if test "x$LEX" != xflex -a "x$LEX" != xlex; then
641	AC_MSG_WARN(flex or lex not found. Please install flex before continuing)
642	ac_cv_errcount=$((ac_cv_errcount + 1))
643	fi
644
645	if test $ac_cv_errcount -gt 0; then
646	AC_MSG_ERROR(Critical packages are missing and compilation will fail. Please install the packages listed above and rerun ./configure)
647	fi
648

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