source: configure.in @ 67dc06e

4.0.1-hotfixescachetimestampsdevelopdpdk-ndagetsilivelibtrace4ndag_formatpfringrc-4.0.1rc-4.0.2rc-4.0.3rc-4.0.4ringdecrementfixringperformanceringtimestampfixes
Last change on this file since 67dc06e was 67dc06e, checked in by Shane Alcock <salcock@…>, 5 years ago

Add configure check for libcrypto

traceanon is going to use libcrypto to do the AES operations, so we need
to be able to check if it is available.

  • Property mode set to 100644
File size: 20.8 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
6AC_INIT([libtrace],[4.0.0],[contact@wand.net.nz],[libtrace])
7
8LIBTRACE_MAJOR=4
9LIBTRACE_MID=0
10LIBTRACE_MINOR=0
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
15if test -d "/usr/gnu/lib"; then
16        LDFLAGS+=" -L/usr/gnu/lib"
17fi
18
19AC_CONFIG_MACRO_DIR([m4])
20AC_CONFIG_SRCDIR(lib/trace.c)
21AM_INIT_AUTOMAKE([subdir-objects])
22
23# Make sure we use the relatively silent automake output
24m4_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.
28AC_DEFINE([LIBTRACE_MAJOR],${LIBTRACE_MAJOR},[libtrace major version])
29AC_DEFINE([LIBTRACE_MID],${LIBTRACE_MID},[libtrace mid version])
30AC_DEFINE([LIBTRACE_MINOR],${LIBTRACE_MINOR},[libtrace minor version])
31
32# These are all the files we want to be built for us by configure
33AC_CONFIG_FILES([Makefile lib/Makefile docs/Makefile libpacketdump/Makefile
34        tools/Makefile tools/traceanon/Makefile tools/tracepktdump/Makefile
35        tools/tracemerge/Makefile tools/tracereport/Makefile
36        tools/tracertstats/Makefile tools/tracesplit/Makefile
37        tools/tracestats/Makefile tools/tracetop/Makefile
38        tools/tracereplay/Makefile tools/tracediff/Makefile
39        tools/traceends/Makefile
40        examples/Makefile examples/skeleton/Makefile examples/rate/Makefile
41        examples/stats/Makefile examples/tutorial/Makefile examples/parallel/Makefile
42        docs/libtrace.doxygen
43        lib/libtrace.h
44        ])
45
46
47# Function that checks if the C++ compiler actually works - there's a bit of
48# oversight in autoconf that will set the C++ compiler to g++ if no compiler
49# is found, even if g++ is not present! So we need an extra test to make sure
50# that the compiler works :(
51
52AC_DEFUN([rw_PROG_CXX_WORKS],
53[AC_REQUIRE([AC_PROG_CXX])dnl
54AC_CACHE_CHECK([whether the C++ compiler works],
55        [rw_cv_prog_cxx_works],
56        [AC_LANG_PUSH([C++])
57        AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])],
58                [rw_cv_prog_cxx_works=yes],
59                [rw_cv_prog_cxx_works=no])
60        AC_LANG_POP([C++])])
61])
62
63# Put all our automake definitions in config.h
64AM_CONFIG_HEADER([config.h])
65
66# Checks for C and C++ compilers
67AC_PROG_CC
68AC_PROG_CXX
69rw_PROG_CXX_WORKS
70
71if test "$rw_cv_prog_cxx_works" = "no"; then
72        AC_MSG_ERROR("Failed to find working C++ compiler")
73fi
74
75# Checking for 'install'
76AC_PROG_INSTALL
77
78# Checking for bison and flex
79AC_CHECK_PROGS(YACC, 'bison -y' byacc yacc)
80AM_PROG_LEX
81
82# All our source files for function replacements are in lib/
83AC_CONFIG_LIBOBJ_DIR(lib)
84
85# Check for various "replacement" functions
86AC_FUNC_MALLOC
87AC_FUNC_REALLOC
88
89# *BSD doesn't have strndup. Currently provide our own.
90AC_REPLACE_FUNCS(strndup)
91
92
93# Checks for typedefs, structures, and compiler characteristics.
94AC_C_CONST
95AC_C_INLINE
96AC_C_BIGENDIAN
97AC_TYPE_SIZE_T
98AC_HEADER_TIME
99AC_SYS_LARGEFILE
100
101LIBPKTDUMP_LIBS="-ltrace "
102ADD_LDFLAGS="$ADD_LDFLAGS -L\$(abs_top_srcdir)/lib"
103LIBTRACE_LIBS=""
104TOOLS_LIBS=""
105
106CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -Wextra -DLT_BUILDING_DLL=1"
107CXXFLAGS="$CXXFLAGS -Wall -DLT_BUILDING_DLL=1"
108
109# Check for -fvisibility
110gl_VISIBILITY
111
112gcc_PACKED
113gcc_DEPRECATED
114gcc_UNUSED
115gcc_PURE
116gcc_FORMAT
117
118# Check for gcc style TLS (__thread)
119gcc_TLS
120       
121# Check for libtool
122AC_PROG_LIBTOOL
123
124# Checks for library functions.
125AC_PROG_GCC_TRADITIONAL
126
127# Fail if any of these functions are missing
128AC_CHECK_FUNCS(socket strdup strlcpy strcasecmp strncasecmp snprintf vsnprintf)
129
130AC_CHECK_SIZEOF([long int])
131
132
133# Checks for header files.
134AC_HEADER_STDC
135AC_CHECK_HEADERS(pcap.h pcap-int.h pcap-bpf.h net/bpf.h sys/limits.h stddef.h inttypes.h limits.h net/ethernet.h sys/prctl.h)
136
137
138# OpenSolaris puts ncurses.h in /usr/include/ncurses rather than /usr/include,
139# so check for that
140AC_CHECK_HEADERS(ncurses.h,,[missing_ncurses=true])
141
142if test "x$missing_ncurses" = xtrue; then
143        if test -f "/usr/include/ncurses/ncurses.h"; then
144                AC_DEFINE(HAVE_NCURSES_NCURSES_H,1,[Has nested ncurses header])
145        fi
146fi
147
148
149# Check for the presence of various networking headers and define appropriate
150# macros
151AC_CHECK_HEADERS(netinet/in.h)
152AC_CHECK_HEADERS(netpacket/packet.h,[
153        libtrace_netpacket_packet_h=true
154        AC_DEFINE(HAVE_NETPACKET_PACKET_H,1,[has net])
155])
156AC_CHECK_HEADER(net/if.h,
157        AC_DEFINE(HAVE_NET_IF_H,1,[has net/if.h header]),,[
158 #include <sys/types.h>
159 #include <sys/socket.h>
160])
161
162AC_CHECK_HEADER(netinet/ether.h,
163        AC_DEFINE(HAVE_NETINET_ETHER_H,1,[has netinet/ether.h header]),,[
164 #include <sys/types.h>
165 #include <sys/socket.h>
166 #include <netinet/in.h>
167 #include <net/if.h>
168])
169
170AC_CHECK_HEADER(netinet/if_ether.h,
171        AC_DEFINE(HAVE_NETINET_IF_ETHER_H,1,[has netinet/if_ether.h]),,[
172 #include <sys/types.h>
173 #include <sys/socket.h>
174 #include <netinet/in.h>
175 #include <net/if.h>
176])
177
178AC_CHECK_HEADER(net/if_arp.h,
179        AC_DEFINE(HAVE_NET_IF_ARP_H,1,[has net/if_arp.h]),,[
180 #include <sys/types.h>
181 #include <sys/socket.h>
182 #include <netinet/in.h>
183 #include <net/if.h>
184])
185
186# Check for sdl_len in sockaddr_dl - sockaddr_dl is used on BSD systems
187if test "$libtrace_netpacket_packet_h" != "true"; then
188        AC_CHECK_MEMBER([struct sockaddr_dl.sdl_len],
189                AC_DEFINE(HAVE_SDL_LEN,1,[Has sdl_len in sockaddr_dl]),,[
190 #include <sys/types.h>
191 #include <sys/socket.h>
192 #include <net/if_dl.h>
193                ])
194fi
195
196# Checking for the right bpf header to include
197AC_CHECK_HEADER(pcap-bpf.h)
198AC_CHECK_HEADER(net/bpf.h)
199
200# Checking for libgdc
201AC_CHECK_HEADER(gdc.h,AC_DEFINE(HAVE_LIBGDC,1,[has gdc.h]))
202
203# Check for libwandio (no longer bundled with libtrace)
204AC_CHECK_LIB(wandio,wandio_create,wandiofound=1,wandiofound=0)
205if test "$wandiofound" = 0; then
206        AC_MSG_ERROR(libwandio 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. WANDIO can be obtained from http://research.wand.net.nz/software/libwandio.php)
207else
208        LIBTRACE_LIBS="$LIBTRACE_LIBS -lwandio"
209        TOOLS_LIBS="$TOOLS_LIBS -lwandio"
210        AC_DEFINE([HAVE_LIBWANDIO],1,[compile with libwandio support])
211fi
212
213AC_CHECK_LIB(crypto, EVP_EncryptInit_ex, cryptofound=1, cryptofound=0)
214
215# Check for libpcap
216AC_CHECK_LIB(pcap,pcap_next_ex,pcapfound=1,pcapfound=0)
217AC_CHECK_LIB(pcap,pcap_create,pcapcreate=1,pcapcreate=0)
218AC_CHECK_DECLS([BIOCSETIF],,,[
219#include <sys/types.h>
220#include <sys/time.h>
221#include <sys/ioctl.h>
222#include <net/bpf.h>
223])
224
225AC_ARG_ENABLE(memory-debugging,
226                AS_HELP_STRING(--enable-memory-debugging, prints internal memory statistics),[
227                if test "$HAVE_TLS" = 1
228                then
229                    AC_DEFINE([ENABLE_MEM_STATS], 1, [print debug memory statistics])
230                fi
231],[])
232
233# Configure options for man pages
234AC_ARG_WITH(man,
235            AS_HELP_STRING(--with-man,install man pages by default),[
236             if test "$withval" = yes
237             then
238                     MANPAGES="docs/man/man3/[a-zA-Z]*.3"
239             else
240                     MANPAGES=""
241             fi
242])
243
244# Complain if we didn't find a suitable libpcap
245if test "$pcapfound" = 0; then
246        AC_MSG_ERROR(libpcap0.8 or greater is required to compile libtrace. If you have installed it in a non-standard location please use LDFLAGS to specify the location of the library)
247else
248        TOOL_LIBS="$TOOL_LIBS -lpcap"
249        LIBTRACE_LIBS="$LIBTRACE_LIBS -lpcap"
250        AC_DEFINE([HAVE_LIBPCAP],1,[compile with libpcap support])
251        AC_DEFINE([HAVE_BPF_FILTER],1,[compile with bpf filter support])
252
253        LIBS="-lpcap"
254        AC_CHECK_FUNCS(pcap_inject pcap_sendpacket pcap_setnonblock)
255        LIBS=""
256
257fi
258
259if test "$pcapcreate" = 1; then
260        AC_DEFINE([HAVE_PCAP_CREATE],1,[compile with libpcap 1.0 support])
261fi
262
263# Configure options for use of DAG cards
264# Originally borrowed from libpcap, but extended quite a bit :)
265# More details on how this check works:
266#       http://wand.net.nz/trac/libtrace/wiki/DAGNotes
267
268AC_ARG_WITH(dag,
269            AS_HELP_STRING(--with-dag[=DIR],include DAG live capture support (located in directory DIR, if supplied)),
270[
271        if test "$withval" = no
272        then
273                want_dag=no
274        elif test "$withval" = yes
275        then
276                want_dag=yes
277                dag_root=/usr/local/dag
278        else
279                want_dag=yes
280                dag_root=$withval
281        fi
282],[
283        #
284        # Use DAG API if present, otherwise don't
285        #
286        want_dag=ifpresent
287        dag_root=/usr/local/dag
288])
289
290# DAG 3.0 actually puts header files and shared libraries into sensible
291# places now, so we should be able to do a simple CHECK_LIB to see if
292# they're there!
293
294# Addendum: It turns out DAG 2.5 does this too, so we'll match DAG2.5 in here
295# also. This isn't such a bad thing, the DAG2.5 API is essentially the same as
296# DAG 3.0 and libtrace will use the same format_dagXX source for both
297libtrace_dag=false
298libtrace_dag_version=none
299
300if test "$with_dag" != no; then
301        AC_CHECK_LIB(dag, dag_open, dag_found=1, dag_found=0)
302        if test "$dag_found" = 1; then
303                ADD_LIBS="$ADD_LIBS -ldag"
304                LIBTRACE_LIBS="$LIBTRACE_LIBS -ldag"
305                AC_DEFINE(HAVE_DAG_API, 1, [define if you have the DAG API])
306                AC_DEFINE(HAVE_DAG,1,[conditional for building with DAG live capture support])
307                libtrace_dag=true
308               
309                AC_DEFINE(DAG_VERSION,25,[defines the DAG driver version])
310                libtrace_dag_version=25
311        fi
312fi
313
314# TODO: turn the test part of the next block into a function, so it can be
315# called multiple times for $dag_root, /root/dag, /usr/local/lib
316dag_drv_v="DAG not present"
317
318# Now check for 2.4 DAG drivers which don't install as cleanly!
319if test "$with_dag" != no -a "$libtrace_dag" = false; then
320        AC_MSG_CHECKING(whether we have DAG 2.4 API instead)
321
322        if test -r "$dag_root/lib"; then
323                dag_lib_dir="$dag_root/lib"
324        else
325                dag_lib_dir="$dag_root"
326        fi
327       
328        if test -r "$dag_root/include"; then
329                dag_tools_dir="$dag_root/tools"
330                dag_include_dir="$dag_root/include"
331        else
332                dag_tools_dir="$dag_root"
333                dag_include_dir="$dag_root"
334        fi
335
336        if test -r "$dag_include_dir/dagapi.h" -a -r "$dag_lib_dir/libdag.a";
337        then
338                ADD_INCLS="$ADD_INCLS -I $dag_include_dir"
339                ADD_LIBS="$ADD_LIBS -ldag"
340                ADD_LDFLAGS="$ADD_LDFLAGS -L$dag_lib_dir"
341                DAG_TOOLS_DIR=$dag_tools_dir
342                AC_SUBST([DAG_TOOLS_DIR])
343                libtrace_dag=true
344               
345                AC_DEFINE(HAVE_DAG_API, 1, [define if you have the DAG API])
346                AC_DEFINE(HAVE_DAG,1,[conditional for building with DAG live capture support])
347                AC_DEFINE(DAG_VERSION, 24, [defines the DAG driver version])
348                libtrace_dag_version=24
349        else
350                if test "$want_dag" = yes; then
351                        AC_MSG_ERROR(DAG API not found under directory $dag_root
352; use --without-dag)
353                fi
354                libtrace_dag=false
355        fi
356        AC_MSG_RESULT($libtrace_dag)
357
358fi
359
360# Try to determine the DAG driver version
361#if test x"$libtrace_dag" = xtrue; then
362#       dag_drv_v="Unknown"
363#       files=`locate /usr/*dag*/VERSION`
364#       file_count=0
365#
366#       for i in $files; do
367#                if $file_count > 0; then
368#                        dag_drv_v="Indeterminate"
369#                        break
370#                fi
371#                dag_drv_v=`cat $i`
372#                file_count=$file_count+1
373#        done
374#fi
375#DAG_VERSION_NUM=$dag_drv_v
376
377# Check for DPDK
378AC_ARG_WITH(dpdk,
379            AS_HELP_STRING(--with-dpdk,include DPDK live capture support (Must set RTE_SDK/_TARGET environment variable)),
380[
381        if test "$withval" = no
382        then
383            want_dpdk=no
384        else
385            want_dpdk=ifpresent
386        fi
387],[
388        # Default to building without DPDK format
389        want_dpdk=no
390])
391
392libtrace_dpdk=false
393if test "$want_dpdk" != no; then
394    saved_ldflags="$LDFLAGS"
395    # Add to our libpath location
396    LDFLAGS="$LDFLAGS -L$RTE_SDK/$RTE_TARGET/lib/"
397    # Test that the library exists, we cannot be sure of what extra library flags need to be added
398    # this could change in the next version which would make the test fail
399    #AC_CHECK_LIB(intel_dpdk, rte_eal_init, dpdk_found=1, dpdk_found=0, -lpthread -lm -lrt)
400
401    # So instead simply check for existence
402    AC_CHECK_FILE("$RTE_SDK/$RTE_TARGET/lib/libintel_dpdk.a", dpdk_found=1, dpdk_found=0)
403    # Revert back
404    LDFLAGS="$saved_ldflags"
405    if test "$dpdk_found" = 1; then
406        # Save these now so that they can be re-exported later
407                AC_SUBST([RTE_TARGET])
408        AC_SUBST([RTE_SDK])
409        # Force dpdk library to be statically linked to allow compiler optimisations
410        LIBTRACE_LIBS="$LIBTRACE_LIBS -Wl,--whole-archive -Wl,-l:libintel_dpdk.a -Wl,--no-whole-archive -Wl,-lm"
411                AC_DEFINE(HAVE_DPDK,1,[conditional for building with DPDK live capture support])
412                libtrace_dpdk=true
413        fi
414fi
415
416# Check for PACKET_FANOUT (borrowed from Suricata)
417AC_CHECK_DECL([PACKET_FANOUT],
418        AC_DEFINE([HAVE_PACKET_FANOUT],[1],
419        [Recent packet fanout support is available]),
420        [],
421        [[#include <linux/if_packet.h>]])
422
423# If we use DPDK we might be able to use libnuma
424AC_CHECK_LIB(numa, numa_node_to_cpus, have_numa=1, have_numa=0)
425
426# Checks for various "optional" libraries
427AC_CHECK_LIB(pthread, pthread_create, have_pthread=1, have_pthread=0)
428
429AC_CHECK_LIB(pthread, pthread_setname_np, have_pthread_setname_np=1, have_pthread_setname_np=0)
430
431# Check for ncurses
432
433# These libraries have to be explicitly linked in OpenSolaris
434AC_SEARCH_LIBS(getservent, socket, have_socket=1, have_socket=0, -lnsl)
435LIBS=
436
437AC_SEARCH_LIBS(inet_ntop, nsl, have_nsl=1, have_nsl=0, -lsocket)
438LIBS=
439
440# Check to see if we have libdl - *BSD has built-in libdl
441AC_SEARCH_LIBS(dlopen,dl, dlfound=1,dlfound=0 )
442LIBS=
443
444# Check for clock_gettime
445AC_CHECK_LIB(rt, clock_gettime, have_clock_gettime=1, have_clock_gettime=0)
446LIBS=
447
448if test "$have_numa" = 1; then
449        LIBTRACE_LIBS="$LIBTRACE_LIBS -lnuma"
450        AC_DEFINE(HAVE_LIBNUMA, 1, [Set to 1 if libnuma is supported])
451        with_numa=yes
452else
453        AC_DEFINE(HAVE_LIBNUMA, 0, [Set to 1 if libnuma is supported])
454        with_numa=no
455fi
456
457if test "$dlfound" = 0; then
458        AC_MSG_ERROR("Unable to find dlopen. Please use LDFLAGS to specify the location of libdl and re-run configure")
459fi
460
461if test "$ac_cv_search_dlopen" != "none required"; then
462        LIBPKTDUMP_LIBS="$LIBPKTDUMP_LIBS $ac_cv_search_dlopen"
463        if test "$dpdk_found" = 1; then
464                LIBTRACE_LIBS="$LIBTRACE_LIBS -Wl,$ac_cv_search_dlopen"
465        fi
466fi
467
468if test "$have_pthread" = 1; then
469        AC_DEFINE(HAVE_LIBPTHREAD, 1, [Set to 1 if pthreads are supported])
470fi
471
472if test "$have_pthread_setname_np" = 1; then
473        AC_DEFINE(HAVE_PTHREAD_SETNAME_NP, 1, [Set to 1 if pthread_setname_np is found])
474fi
475
476if test "$cryptofound" = 1; then
477        AC_DEFINE(HAVE_LIBCRYPTO, 1, [Set to 1 if libcrypto is available])
478        TOOLS_LIBS="$TOOLS_LIBS -lcrypto"
479        have_crypto=yes
480else
481        have_crypto=no
482fi
483
484if test "$have_nsl" = 1; then
485        if test "$ac_cv_search_inet_ntop" != "none required"; then
486                LIBTRACE_LIBS="$LIBTRACE_LIBS $ac_cv_search_inet_ntop"
487                LIBPKTDUMP_LIBS="$LIBPKTDUMP_LIBS $ac_cv_search_inet_ntop"
488        fi
489fi
490
491if test "$have_socket" = 1; then
492        if test "$ac_cv_search_getservent" != "none required"; then
493                LIBTRACE_LIBS="$LIBTRACE_LIBS $ac_cv_search_getservent"
494                LIBPKTDUMP_LIBS="$LIBPKTDUMP_LIBS $ac_cv_search_getservent"
495        fi
496fi
497
498
499if test "$have_clock_gettime" = 1; then
500        LIBTRACE_LIBS="$LIBTRACE_LIBS -lrt"
501        AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [Set to 1 if clock_gettime is supported])
502        with_clock_gettime=yes
503else
504        AC_DEFINE(HAVE_CLOCK_GETTIME, 0, [Set to 1 if clock_gettime is supported])
505        with_clock_gettime=no
506fi
507
508
509# Stupid AC_SEARCH_LIB appends stuff to LIBS even when I don't want it to, so
510# just set libs to null here to avoid linking against them by default
511LIBS=
512
513# For now, the user has to explicitly ask for the LLVM stuff, as it's a bit
514# rough around the edges :(
515AC_ARG_WITH([llvm],
516        [AC_HELP_STRING([--with-llvm],
517                [support Just In Time compiler])],
518        use_llvm="yes",
519        use_llvm="no")
520JIT=no
521
522# Search for LLVM and the libraries that it requires
523if (test "$use_llvm" != "no"); then
524        AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
525
526        # XXX Hard coding the path is REALLY bad.
527        # llvm-gcc is installed in a stupid place in Debian / Ubuntu. Hard luck
528        # if you've installed it somewhere custom.
529        # Hopefully in future we can replace this with clang, which may or may
530        # not be installed somewhere intelligent.
531        AC_PATH_PROG(LLVM_GCC, llvm-gcc, no, /usr/lib/llvm/llvm/gcc-4.2/bin)
532
533        AC_LANG_PUSH([C++])
534        AC_CHECK_HEADERS([boost/lexical_cast.hpp], boost="yes", boost="no")
535        AC_LANG_POP([C++])
536
537               
538        if test "$boost" = "no"; then
539                AC_MSG_NOTICE([Unabled to find boost libraries.  JIT support disabled.])
540                JIT=no
541        elif test "$LLVM_CONFIG" = "no" ; then
542                AC_MSG_NOTICE([Unable to find llvm-config.  JIT support disabled.])
543                JIT=no
544        elif test "$LLVM_GCC" = "no"; then
545                AC_MSG_NOTICE([Unable to find llvm-gcc.  JIT support disabled.])
546                JIT=no
547        else
548                LIBCXXFLAGS="`$LLVM_CONFIG --cxxflags` $CXXFLAGS"
549                LIBTRACE_LIBS="$LIBRACE_LIBS `$LLVM_CONFIG --libs all`";
550                LDFLAGS="`$LLVM_CONFIG --ldflags` $LDFLAGS";
551                JIT=yes
552                AC_DEFINE(HAVE_LLVM, 1, [Set to 1 if you have LLVM installed])
553        fi
554fi
555
556AC_ARG_WITH([ncurses],
557        AC_HELP_STRING([--with-ncurses], [build tracetop (requires ncurses)]))
558
559AS_IF([test "x$with_ncurses" != "xno"],
560        [AC_SEARCH_LIBS(mvprintw, ncurses, have_ncurses=yes, have_ncurses=no)
561         LIBS=
562        ], [have_ncurses=no])
563
564AS_IF([test "x$have_ncurses" = "xyes"], [
565        if test "$ac_cv_search_mvprintw" != "none required"; then
566                TOOLS_LIBS="$TOOLS_LIBS $ac_cv_search_mvprintw"
567        fi
568        AC_DEFINE(HAVE_NCURSES, 1, "Compiled with ncurses support")
569        with_ncurses=yes],
570
571       
572        [AS_IF([test "x$with_ncurses" = "xyes"],
573                [AC_MSG_ERROR([ncurses requested but not found])])
574        AC_DEFINE(HAVE_NCURSES, 0, "Compiled with ncurses support")
575        with_ncurses=no]
576)
577
578# Define automake conditionals for use in our Makefile.am files
579AM_CONDITIONAL([HAVE_BPF_CAPTURE], [test "$ac_cv_have_decl_BIOCSETIF" = yes ])
580AM_CONDITIONAL([HAVE_DAG], [test "$libtrace_dag" = true])
581AM_CONDITIONAL([HAVE_DPDK], [test "$libtrace_dpdk" = true])
582AM_CONDITIONAL([DAG2_4], [test "$libtrace_dag_version" = 24])
583AM_CONDITIONAL([DAG2_5], [test "$libtrace_dag_version" = 25])
584AM_CONDITIONAL([HAVE_NETPACKET_PACKET_H], [test "$libtrace_netpacket_packet_h" = true])
585AM_CONDITIONAL([HAVE_LIBGDC], [test "$ac_cv_header_gdc_h" = yes])
586AM_CONDITIONAL([HAVE_LLVM], [test "x$JIT" != "xno" ])
587AM_CONDITIONAL([HAVE_NCURSES], [test "x$with_ncurses" != "xno"])
588
589# Check for miscellaneous programs
590AC_CHECK_PROG([libtrace_doxygen], [doxygen], [true], [false])
591
592AM_CONDITIONAL(HAS_DOXYGEN, [test x"$libtrace_doxygen" = xtrue])
593
594# Set all our output variables
595AC_SUBST([LIBTRACE_LIBS])
596AC_SUBST([LIBPKTDUMP_LIBS])
597AC_SUBST([TOOLS_LIBS])
598#AC_SUBST([ADD_LIBS])
599AC_SUBST([ADD_LDFLAGS])
600AC_SUBST([ADD_INCLS])
601AC_SUBST([LTLIBOBJS])
602AC_SUBST([MANPAGES])
603AC_SUBST([PACKAGE_VERSION])
604AC_SUBST([LIBTRACE_MAJOR])
605AC_SUBST([LIBTRACE_MID])
606AC_SUBST([LIBTRACE_MINOR])
607AC_SUBST([DAG_VERSION_NUM])
608AC_SUBST([HAVE_BPF_CAPTURE])
609AC_SUBST([HAVE_LIBGDC])
610AC_SUBST([HAVE_LLVM])
611AC_SUBST([HAVE_NCURSES])
612AC_SUBST([LIBCFLAGS])
613AC_SUBST([LIBCXXFLAGS])
614
615
616# Finally, output our Makefiles
617AC_OUTPUT
618
619# Function for reporting whether an option was set or not
620reportopt() {
621        if test x"$2" = xtrue -o x"$2" = xyes; then
622                AC_MSG_NOTICE([$1: Yes])
623        else
624                AC_MSG_NOTICE([$1: No])
625        fi
626}
627
628
629# Report which configure options were set
630echo
631AC_MSG_NOTICE([Libtrace version $PACKAGE_VERSION])
632if test "$pcapcreate" = 1; then
633        AC_MSG_NOTICE([Compiled with PCAP support: >= 1.0])
634else
635        AC_MSG_NOTICE([Compiled with PCAP support: < 1.0])
636fi
637
638if test x"$libtrace_dag" = xtrue; then
639        if test "$libtrace_dag_version" = 24; then
640                AC_MSG_NOTICE([Compiled with DAG live capture support: 2.4])
641        elif test "$libtrace_dag_version" = 30; then
642                AC_MSG_NOTICE([Compiled with DAG live capture support: 3.0])
643        else
644                AC_MSG_NOTICE([Compiled with DAG live capture support: 2.5])
645        fi     
646else
647        AC_MSG_NOTICE([Compiled with DAG live capture support: No])
648fi
649
650if test x"$libtrace_dpdk" = xtrue; then
651        AC_MSG_NOTICE([Compiled with DPDK live capture support: Yes])
652        reportopt "Compiled with DPDK trace NUMA support" $with_numa
653        reportopt "Compiled with clock_gettime support" $with_clock_gettime
654elif test x"$want_dpdk" != "xno"; then
655#   We don't officially support DPDK so only report failure if the user
656#   explicitly asked for DPDK. That way, we can hopefully keep it hidden
657#   from most users for now...
658
659        AC_MSG_NOTICE([Compiled with DPDK live capture support: No])
660        AC_MSG_NOTICE([Note: Requires DPDK v1.5 or newer])
661fi
662reportopt "Compiled with LLVM BPF JIT support" $JIT
663reportopt "Building man pages/documentation" $libtrace_doxygen
664reportopt "Building tracetop (requires libncurses)" $with_ncurses
665reportopt "Building traceanon with CryptoPan (requires libcrypto)" $have_crypto
666
667# Report any errors relating to missing bison, flex, etc.
668echo
669ac_cv_errcount=0;
670if test -z "$YACC"; then
671        AC_MSG_WARN(bison or yacc not found. Please install bison before continuing)
672        ac_cv_errcount=$((ac_cv_errcount + 1))
673fi
674
675if test "x$LEX" != xflex -a "x$LEX" != xlex; then
676        AC_MSG_WARN(flex or lex not found. Please install flex before continuing)
677        ac_cv_errcount=$((ac_cv_errcount + 1))
678fi
679
680if test $ac_cv_errcount -gt 0; then
681        AC_MSG_ERROR(Critical packages are missing and compilation will fail. Please install the packages listed above and rerun ./configure)
682fi
683
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