source: configure.in @ babeb70

4.0.1-hotfixescachetimestampsdevelopdpdk-ndagetsilivelibtrace4ndag_formatpfringrc-4.0.1rc-4.0.2rc-4.0.3rc-4.0.4ringdecrementfixringperformanceringtimestampfixes
Last change on this file since babeb70 was babeb70, checked in by Shane Alcock <salcock@…>, 5 years ago

Detect whether PACKET_FANOUT is available.

If not, int: and ring: will fallback to single-threaded input if
trace_pstart() is called on them.

  • Property mode set to 100644
File size: 20.4 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
213# Check for libpcap
214AC_CHECK_LIB(pcap,pcap_next_ex,pcapfound=1,pcapfound=0)
215AC_CHECK_LIB(pcap,pcap_create,pcapcreate=1,pcapcreate=0)
216AC_CHECK_DECLS([BIOCSETIF],,,[
217#include <sys/types.h>
218#include <sys/time.h>
219#include <sys/ioctl.h>
220#include <net/bpf.h>
221])
222
223AC_ARG_ENABLE(memory-debugging,
224                AS_HELP_STRING(--enable-memory-debugging, prints internal memory statistics),[
225                if test "$HAVE_TLS" = 1
226                then
227                    AC_DEFINE([ENABLE_MEM_STATS], 1, [print debug memory statistics])
228                fi
229],[])
230
231# Configure options for man pages
232AC_ARG_WITH(man,
233            AS_HELP_STRING(--with-man,install man pages by default),[
234             if test "$withval" = yes
235             then
236                     MANPAGES="docs/man/man3/[a-zA-Z]*.3"
237             else
238                     MANPAGES=""
239             fi
240])
241
242# Complain if we didn't find a suitable libpcap
243if test "$pcapfound" = 0; then
244        AC_MSG_ERROR(libpcap0.8 or greater is required to compile libtrace. If you have installed it in a non-standard location please use LDFLAGS to specify the location of the library)
245else
246        TOOL_LIBS="$TOOL_LIBS -lpcap"
247        LIBTRACE_LIBS="$LIBTRACE_LIBS -lpcap"
248        AC_DEFINE([HAVE_LIBPCAP],1,[compile with libpcap support])
249        AC_DEFINE([HAVE_BPF_FILTER],1,[compile with bpf filter support])
250
251        LIBS="-lpcap"
252        AC_CHECK_FUNCS(pcap_inject pcap_sendpacket pcap_setnonblock)
253        LIBS=""
254
255fi
256
257if test "$pcapcreate" = 1; then
258        AC_DEFINE([HAVE_PCAP_CREATE],1,[compile with libpcap 1.0 support])
259fi
260
261# Configure options for use of DAG cards
262# Originally borrowed from libpcap, but extended quite a bit :)
263# More details on how this check works:
264#       http://wand.net.nz/trac/libtrace/wiki/DAGNotes
265
266AC_ARG_WITH(dag,
267            AS_HELP_STRING(--with-dag[=DIR],include DAG live capture support (located in directory DIR, if supplied)),
268[
269        if test "$withval" = no
270        then
271                want_dag=no
272        elif test "$withval" = yes
273        then
274                want_dag=yes
275                dag_root=/usr/local/dag
276        else
277                want_dag=yes
278                dag_root=$withval
279        fi
280],[
281        #
282        # Use DAG API if present, otherwise don't
283        #
284        want_dag=ifpresent
285        dag_root=/usr/local/dag
286])
287
288# DAG 3.0 actually puts header files and shared libraries into sensible
289# places now, so we should be able to do a simple CHECK_LIB to see if
290# they're there!
291
292# Addendum: It turns out DAG 2.5 does this too, so we'll match DAG2.5 in here
293# also. This isn't such a bad thing, the DAG2.5 API is essentially the same as
294# DAG 3.0 and libtrace will use the same format_dagXX source for both
295libtrace_dag=false
296libtrace_dag_version=none
297
298if test "$with_dag" != no; then
299        AC_CHECK_LIB(dag, dag_open, dag_found=1, dag_found=0)
300        if test "$dag_found" = 1; then
301                ADD_LIBS="$ADD_LIBS -ldag"
302                LIBTRACE_LIBS="$LIBTRACE_LIBS -ldag"
303                AC_DEFINE(HAVE_DAG_API, 1, [define if you have the DAG API])
304                AC_DEFINE(HAVE_DAG,1,[conditional for building with DAG live capture support])
305                libtrace_dag=true
306               
307                AC_DEFINE(DAG_VERSION,25,[defines the DAG driver version])
308                libtrace_dag_version=25
309        fi
310fi
311
312# TODO: turn the test part of the next block into a function, so it can be
313# called multiple times for $dag_root, /root/dag, /usr/local/lib
314dag_drv_v="DAG not present"
315
316# Now check for 2.4 DAG drivers which don't install as cleanly!
317if test "$with_dag" != no -a "$libtrace_dag" = false; then
318        AC_MSG_CHECKING(whether we have DAG 2.4 API instead)
319
320        if test -r "$dag_root/lib"; then
321                dag_lib_dir="$dag_root/lib"
322        else
323                dag_lib_dir="$dag_root"
324        fi
325       
326        if test -r "$dag_root/include"; then
327                dag_tools_dir="$dag_root/tools"
328                dag_include_dir="$dag_root/include"
329        else
330                dag_tools_dir="$dag_root"
331                dag_include_dir="$dag_root"
332        fi
333
334        if test -r "$dag_include_dir/dagapi.h" -a -r "$dag_lib_dir/libdag.a";
335        then
336                ADD_INCLS="$ADD_INCLS -I $dag_include_dir"
337                ADD_LIBS="$ADD_LIBS -ldag"
338                ADD_LDFLAGS="$ADD_LDFLAGS -L$dag_lib_dir"
339                DAG_TOOLS_DIR=$dag_tools_dir
340                AC_SUBST([DAG_TOOLS_DIR])
341                libtrace_dag=true
342               
343                AC_DEFINE(HAVE_DAG_API, 1, [define if you have the DAG API])
344                AC_DEFINE(HAVE_DAG,1,[conditional for building with DAG live capture support])
345                AC_DEFINE(DAG_VERSION, 24, [defines the DAG driver version])
346                libtrace_dag_version=24
347        else
348                if test "$want_dag" = yes; then
349                        AC_MSG_ERROR(DAG API not found under directory $dag_root
350; use --without-dag)
351                fi
352                libtrace_dag=false
353        fi
354        AC_MSG_RESULT($libtrace_dag)
355
356fi
357
358# Try to determine the DAG driver version
359#if test x"$libtrace_dag" = xtrue; then
360#       dag_drv_v="Unknown"
361#       files=`locate /usr/*dag*/VERSION`
362#       file_count=0
363#
364#       for i in $files; do
365#                if $file_count > 0; then
366#                        dag_drv_v="Indeterminate"
367#                        break
368#                fi
369#                dag_drv_v=`cat $i`
370#                file_count=$file_count+1
371#        done
372#fi
373#DAG_VERSION_NUM=$dag_drv_v
374
375# Check for DPDK
376AC_ARG_WITH(dpdk,
377            AS_HELP_STRING(--with-dpdk,include DPDK live capture support (Must set RTE_SDK/_TARGET environment variable)),
378[
379        if test "$withval" = no
380        then
381            want_dpdk=no
382        else
383            want_dpdk=ifpresent
384        fi
385],[
386        # Default to building without DPDK format
387        want_dpdk=no
388])
389
390libtrace_dpdk=false
391if test "$want_dpdk" != no; then
392    saved_ldflags="$LDFLAGS"
393    # Add to our libpath location
394    LDFLAGS="$LDFLAGS -L$RTE_SDK/$RTE_TARGET/lib/"
395    # Test that the library exists, we cannot be sure of what extra library flags need to be added
396    # this could change in the next version which would make the test fail
397    #AC_CHECK_LIB(intel_dpdk, rte_eal_init, dpdk_found=1, dpdk_found=0, -lpthread -lm -lrt)
398
399    # So instead simply check for existence
400    AC_CHECK_FILE("$RTE_SDK/$RTE_TARGET/lib/libintel_dpdk.a", dpdk_found=1, dpdk_found=0)
401    # Revert back
402    LDFLAGS="$saved_ldflags"
403    if test "$dpdk_found" = 1; then
404        # Save these now so that they can be re-exported later
405                AC_SUBST([RTE_TARGET])
406        AC_SUBST([RTE_SDK])
407        # Force dpdk library to be statically linked to allow compiler optimisations
408        LIBTRACE_LIBS="$LIBTRACE_LIBS -Wl,--whole-archive -Wl,-l:libintel_dpdk.a -Wl,--no-whole-archive -Wl,-lm"
409                AC_DEFINE(HAVE_DPDK,1,[conditional for building with DPDK live capture support])
410                libtrace_dpdk=true
411        fi
412fi
413
414# Check for PACKET_FANOUT (borrowed from Suricata)
415AC_CHECK_DECL([PACKET_FANOUT_QM],
416        AC_DEFINE([HAVE_PACKET_FANOUT],[1],
417        [Recent packet fanout support is available]),
418        [],
419        [[#include <linux/if_packet.h>]])
420
421# If we use DPDK we might be able to use libnuma
422AC_CHECK_LIB(numa, numa_node_to_cpus, have_numa=1, have_numa=0)
423
424# Checks for various "optional" libraries
425AC_CHECK_LIB(pthread, pthread_create, have_pthread=1, have_pthread=0)
426
427AC_CHECK_LIB(pthread, pthread_setname_np, have_pthread_setname_np=1, have_pthread_setname_np=0)
428
429# Check for ncurses
430
431# These libraries have to be explicitly linked in OpenSolaris
432AC_SEARCH_LIBS(getservent, socket, have_socket=1, have_socket=0, -lnsl)
433LIBS=
434
435AC_SEARCH_LIBS(inet_ntop, nsl, have_nsl=1, have_nsl=0, -lsocket)
436LIBS=
437
438# Check to see if we have libdl - *BSD has built-in libdl
439AC_SEARCH_LIBS(dlopen,dl, dlfound=1,dlfound=0 )
440LIBS=
441
442# Check for clock_gettime
443AC_CHECK_LIB(rt, clock_gettime, have_clock_gettime=1, have_clock_gettime=0)
444LIBS=
445
446if test "$have_numa" = 1; then
447        LIBTRACE_LIBS="$LIBTRACE_LIBS -lnuma"
448        AC_DEFINE(HAVE_LIBNUMA, 1, [Set to 1 if libnuma is supported])
449        with_numa=yes
450else
451        AC_DEFINE(HAVE_LIBNUMA, 0, [Set to 1 if libnuma is supported])
452        with_numa=no
453fi
454
455if test "$dlfound" = 0; then
456        AC_MSG_ERROR("Unable to find dlopen. Please use LDFLAGS to specify the location of libdl and re-run configure")
457fi
458
459if test "$ac_cv_search_dlopen" != "none required"; then
460        LIBPKTDUMP_LIBS="$LIBPKTDUMP_LIBS $ac_cv_search_dlopen"
461        if test "$dpdk_found" = 1; then
462                LIBTRACE_LIBS="$LIBTRACE_LIBS -Wl,$ac_cv_search_dlopen"
463        fi
464fi
465
466if test "$have_pthread" = 1; then
467        AC_DEFINE(HAVE_LIBPTHREAD, 1, [Set to 1 if pthreads are supported])
468fi
469
470if test "$have_pthread_setname_np" = 1; then
471        AC_DEFINE(HAVE_PTHREAD_SETNAME_NP, 1, [Set to 1 if pthread_setname_np is found])
472fi
473
474
475if test "$have_nsl" = 1; then
476        if test "$ac_cv_search_inet_ntop" != "none required"; then
477                LIBTRACE_LIBS="$LIBTRACE_LIBS $ac_cv_search_inet_ntop"
478                LIBPKTDUMP_LIBS="$LIBPKTDUMP_LIBS $ac_cv_search_inet_ntop"
479        fi
480fi
481
482if test "$have_socket" = 1; then
483        if test "$ac_cv_search_getservent" != "none required"; then
484                LIBTRACE_LIBS="$LIBTRACE_LIBS $ac_cv_search_getservent"
485                LIBPKTDUMP_LIBS="$LIBPKTDUMP_LIBS $ac_cv_search_getservent"
486        fi
487fi
488
489
490if test "$have_clock_gettime" = 1; then
491        LIBTRACE_LIBS="$LIBTRACE_LIBS -lrt"
492        AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [Set to 1 if clock_gettime is supported])
493        with_clock_gettime=yes
494else
495        AC_DEFINE(HAVE_CLOCK_GETTIME, 0, [Set to 1 if clock_gettime is supported])
496        with_clock_gettime=no
497fi
498
499
500# Stupid AC_SEARCH_LIB appends stuff to LIBS even when I don't want it to, so
501# just set libs to null here to avoid linking against them by default
502LIBS=
503
504# For now, the user has to explicitly ask for the LLVM stuff, as it's a bit
505# rough around the edges :(
506AC_ARG_WITH([llvm],
507        [AC_HELP_STRING([--with-llvm],
508                [support Just In Time compiler])],
509        use_llvm="yes",
510        use_llvm="no")
511JIT=no
512
513# Search for LLVM and the libraries that it requires
514if (test "$use_llvm" != "no"); then
515        AC_PATH_PROG(LLVM_CONFIG, llvm-config, no)
516
517        # XXX Hard coding the path is REALLY bad.
518        # llvm-gcc is installed in a stupid place in Debian / Ubuntu. Hard luck
519        # if you've installed it somewhere custom.
520        # Hopefully in future we can replace this with clang, which may or may
521        # not be installed somewhere intelligent.
522        AC_PATH_PROG(LLVM_GCC, llvm-gcc, no, /usr/lib/llvm/llvm/gcc-4.2/bin)
523
524        AC_LANG_PUSH([C++])
525        AC_CHECK_HEADERS([boost/lexical_cast.hpp], boost="yes", boost="no")
526        AC_LANG_POP([C++])
527
528               
529        if test "$boost" = "no"; then
530                AC_MSG_NOTICE([Unabled to find boost libraries.  JIT support disabled.])
531                JIT=no
532        elif test "$LLVM_CONFIG" = "no" ; then
533                AC_MSG_NOTICE([Unable to find llvm-config.  JIT support disabled.])
534                JIT=no
535        elif test "$LLVM_GCC" = "no"; then
536                AC_MSG_NOTICE([Unable to find llvm-gcc.  JIT support disabled.])
537                JIT=no
538        else
539                LIBCXXFLAGS="`$LLVM_CONFIG --cxxflags` $CXXFLAGS"
540                LIBTRACE_LIBS="$LIBRACE_LIBS `$LLVM_CONFIG --libs all`";
541                LDFLAGS="`$LLVM_CONFIG --ldflags` $LDFLAGS";
542                JIT=yes
543                AC_DEFINE(HAVE_LLVM, 1, [Set to 1 if you have LLVM installed])
544        fi
545fi
546
547AC_ARG_WITH([ncurses],
548        AC_HELP_STRING([--with-ncurses], [build tracetop (requires ncurses)]))
549
550AS_IF([test "x$with_ncurses" != "xno"],
551        [AC_SEARCH_LIBS(mvprintw, ncurses, have_ncurses=yes, have_ncurses=no)
552         LIBS=
553        ], [have_ncurses=no])
554
555AS_IF([test "x$have_ncurses" = "xyes"], [
556        if test "$ac_cv_search_mvprintw" != "none required"; then
557                TOOLS_LIBS="$TOOLS_LIBS $ac_cv_search_mvprintw"
558        fi
559        AC_DEFINE(HAVE_NCURSES, 1, "Compiled with ncurses support")
560        with_ncurses=yes],
561
562       
563        [AS_IF([test "x$with_ncurses" = "xyes"],
564                [AC_MSG_ERROR([ncurses requested but not found])])
565        AC_DEFINE(HAVE_NCURSES, 0, "Compiled with ncurses support")
566        with_ncurses=no]
567)
568
569# Define automake conditionals for use in our Makefile.am files
570AM_CONDITIONAL([HAVE_BPF_CAPTURE], [test "$ac_cv_have_decl_BIOCSETIF" = yes ])
571AM_CONDITIONAL([HAVE_DAG], [test "$libtrace_dag" = true])
572AM_CONDITIONAL([HAVE_DPDK], [test "$libtrace_dpdk" = true])
573AM_CONDITIONAL([DAG2_4], [test "$libtrace_dag_version" = 24])
574AM_CONDITIONAL([DAG2_5], [test "$libtrace_dag_version" = 25])
575AM_CONDITIONAL([HAVE_NETPACKET_PACKET_H], [test "$libtrace_netpacket_packet_h" = true])
576AM_CONDITIONAL([HAVE_LIBGDC], [test "$ac_cv_header_gdc_h" = yes])
577AM_CONDITIONAL([HAVE_LLVM], [test "x$JIT" != "xno" ])
578AM_CONDITIONAL([HAVE_NCURSES], [test "x$with_ncurses" != "xno"])
579
580# Check for miscellaneous programs
581AC_CHECK_PROG([libtrace_doxygen], [doxygen], [true], [false])
582
583AM_CONDITIONAL(HAS_DOXYGEN, [test x"$libtrace_doxygen" = xtrue])
584
585# Set all our output variables
586AC_SUBST([LIBTRACE_LIBS])
587AC_SUBST([LIBPKTDUMP_LIBS])
588AC_SUBST([TOOLS_LIBS])
589#AC_SUBST([ADD_LIBS])
590AC_SUBST([ADD_LDFLAGS])
591AC_SUBST([ADD_INCLS])
592AC_SUBST([LTLIBOBJS])
593AC_SUBST([MANPAGES])
594AC_SUBST([PACKAGE_VERSION])
595AC_SUBST([LIBTRACE_MAJOR])
596AC_SUBST([LIBTRACE_MID])
597AC_SUBST([LIBTRACE_MINOR])
598AC_SUBST([DAG_VERSION_NUM])
599AC_SUBST([HAVE_BPF_CAPTURE])
600AC_SUBST([HAVE_LIBGDC])
601AC_SUBST([HAVE_LLVM])
602AC_SUBST([HAVE_NCURSES])
603AC_SUBST([LIBCFLAGS])
604AC_SUBST([LIBCXXFLAGS])
605
606
607# Finally, output our Makefiles
608AC_OUTPUT
609
610# Function for reporting whether an option was set or not
611reportopt() {
612        if test x"$2" = xtrue -o x"$2" = xyes; then
613                AC_MSG_NOTICE([$1: Yes])
614        else
615                AC_MSG_NOTICE([$1: No])
616        fi
617}
618
619
620# Report which configure options were set
621echo
622AC_MSG_NOTICE([Libtrace version $PACKAGE_VERSION])
623if test "$pcapcreate" = 1; then
624        AC_MSG_NOTICE([Compiled with PCAP support: >= 1.0])
625else
626        AC_MSG_NOTICE([Compiled with PCAP support: < 1.0])
627fi
628
629if test x"$libtrace_dag" = xtrue; then
630        if test "$libtrace_dag_version" = 24; then
631                AC_MSG_NOTICE([Compiled with DAG live capture support: 2.4])
632        elif test "$libtrace_dag_version" = 30; then
633                AC_MSG_NOTICE([Compiled with DAG live capture support: 3.0])
634        else
635                AC_MSG_NOTICE([Compiled with DAG live capture support: 2.5])
636        fi     
637else
638        AC_MSG_NOTICE([Compiled with DAG live capture support: No])
639fi
640
641if test x"$libtrace_dpdk" = xtrue; then
642        AC_MSG_NOTICE([Compiled with DPDK live capture support: Yes])
643        reportopt "Compiled with DPDK trace NUMA support" $with_numa
644        reportopt "Compiled with clock_gettime support" $with_clock_gettime
645elif test x"$want_dpdk" != "xno"; then
646#   We don't officially support DPDK so only report failure if the user
647#   explicitly asked for DPDK. That way, we can hopefully keep it hidden
648#   from most users for now...
649
650        AC_MSG_NOTICE([Compiled with DPDK live capture support: No])
651        AC_MSG_NOTICE([Note: Requires DPDK v1.5 or newer])
652fi
653reportopt "Compiled with LLVM BPF JIT support" $JIT
654reportopt "Building man pages/documentation" $libtrace_doxygen
655reportopt "Building tracetop (requires libncurses)" $with_ncurses
656
657# Report any errors relating to missing bison, flex, etc.
658echo
659ac_cv_errcount=0;
660if test -z "$YACC"; then
661        AC_MSG_WARN(bison or yacc not found. Please install bison before continuing)
662        ac_cv_errcount=$((ac_cv_errcount + 1))
663fi
664
665if test "x$LEX" != xflex -a "x$LEX" != xlex; then
666        AC_MSG_WARN(flex or lex not found. Please install flex before continuing)
667        ac_cv_errcount=$((ac_cv_errcount + 1))
668fi
669
670if test $ac_cv_errcount -gt 0; then
671        AC_MSG_ERROR(Critical packages are missing and compilation will fail. Please install the packages listed above and rerun ./configure)
672fi
673
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