Incorporate plugin dissector into build in collection.
[obnox/wireshark/wip.git] / configure.in
1 # $Id$
2 #
3 AC_PREREQ(2.60)
4
5 dnl Check for CPU / vendor / OS
6 dnl The user is encouraged to use either `AC_CANONICAL_BUILD', or
7 dnl `AC_CANONICAL_HOST', or `AC_CANONICAL_TARGET', depending on the
8 dnl needs.  Using `AC_CANONICAL_TARGET' is enough to run the two other
9 dnl macros.
10
11 dnl AC_CANONICAL_HOST
12 dnl AC_CANONICAL_BUILD
13 dnl AC_CANONICAL_TARGET
14
15 AC_INIT(wireshark, 1.1.3)
16 AM_INIT_AUTOMAKE([1.9 tar-ustar])
17
18 AM_DISABLE_STATIC
19
20 dnl Checks for programs.
21 AC_PROG_CC
22 AM_PROG_CC_C_O
23 AC_PROG_CPP
24 dnl Work around libtool bug (fixed in the version 1.5a?)
25 AC_DEFUN([AC_PROVIDE_AC_LIBTOOL_DLOPEN], )
26 AC_LIBTOOL_DLOPEN
27 AC_PROG_LIBTOOL
28 AC_PATH_PROG(PERL, perl)
29 AC_PROG_YACC
30 AC_PATH_PROG(YACCDUMMY, $YACC)
31 if test "x$YACCDUMMY" = x
32 then
33         AC_MSG_ERROR(I couldn't find yacc (or bison or ...); make sure it's installed and in your path)
34 fi
35 AM_PROG_LEX
36 AC_PATH_PROG(LEXDUMMY, $LEX)
37 if test "x$LEXDUMMY" = x
38 then
39         AC_MSG_ERROR(I couldn't find (f)lex; make sure it's installed and in your path)
40 fi
41 AC_PATH_PROG(POD2MAN, pod2man)
42 if test "x$POD2MAN" = x
43 then
44         #
45         # The alternative is not to build the man pages....
46         #
47         AC_MSG_ERROR(I couldn't find pod2man; make sure it's installed and in your path)
48 fi
49 AC_PATH_PROG(POD2HTML, pod2html)
50 if test "x$POD2HTML" = x
51 then
52         #
53         # The alternative is not to build the HTML man pages....
54         #
55         AC_MSG_ERROR(I couldn't find pod2html; make sure it's installed and in your path)
56 fi
57
58 #
59 # XXX - this looks for various HTML viewers on the host, not the target;
60 # we really want to know what's available on the target, for cross-builds.
61 # That would probably require us to, at run time, look for xdg-open and,
62 # if we don't find it, look for mozilla, htmlview, etc.
63 #
64 AC_PATH_PROG(HTML_VIEWER, xdg-open)
65 if test "x$HTML_VIEWER" != x
66 then
67         #
68         # XXX - the HTML_VIEWER shell variable is the full path of xdg-open.
69         # Define some variable to be that, so we just run that?
70         #
71         AC_DEFINE(HAVE_XDG_OPEN, 1, [Define if we have xdg-open])
72
73         #
74         # XXX - we have to define HTML_VIEWER for the prefs.c code that
75         # sets the default value of the Web browser preference, even
76         # though that preference won't be offered.
77         #
78         AC_DEFINE_UNQUOTED(HTML_VIEWER, "xdg-open", [HTML viewer, e.g. mozilla])
79 else
80         AC_PATH_PROG(HTML_VIEWER, htmlview)
81         if test "x$HTML_VIEWER" = x
82         then
83                 AC_DEFINE_UNQUOTED(HTML_VIEWER, "mozilla", [HTML viewer, e.g. mozilla])
84         else
85                 AC_DEFINE_UNQUOTED(HTML_VIEWER, "htmlview", [HTML viewer, e.g. mozilla])
86         fi
87 fi
88
89 AC_PATH_PROG(LEX, flex)
90 AC_PATH_PROG(PYTHON, python)
91
92 AC_SUBST(PERL)
93 AC_SUBST(POD2MAN)
94 AC_SUBST(POD2HTML)
95 AC_SUBST(LEX)
96 AC_SUBST(FLEX_PATH)
97 AC_SUBST(PYTHON)
98 AC_SUBST(XSLTPROC)
99 AC_SUBST(XMLLINT)
100
101 if test "x$CC_FOR_BUILD" = x
102 then
103        CC_FOR_BUILD=$CC
104 fi
105 AC_SUBST(CC_FOR_BUILD)
106
107 # Check for doxygen
108 AC_PATH_PROG(DOXYGEN, doxygen)
109 AC_CHECK_PROG(HAVE_DOXYGEN, doxygen, "yes", "no")
110 AM_CONDITIONAL(HAVE_DOXYGEN, test x$HAVE_DOXYGEN = xyes)
111
112 # gnu tls
113 tls_message="no"
114 AC_ARG_WITH([gnutls],
115   AC_HELP_STRING( [--with-gnutls=@<:@yes/no@:>@],
116                   [use gnutls library @<:@default=yes@:>@]),
117   with_gnutls="$withval", with_gnutls="yes")
118 if test "x$with_gnutls" = "xyes"; then
119   AM_PATH_LIBGNUTLS(1.2.0,
120         [
121                 echo "gnuTLS found, enabling ssl decryption"
122                 AC_DEFINE(HAVE_LIBGNUTLS, 1, [Define to use gnutls library])
123                 tls_message="yes"
124         ]
125         , [
126                 if test x$libgnutls_config_prefix != x ; then
127                         AC_MSG_ERROR([[gnuTLS not found; install gnuTLS-devel package for your system]])
128                 else
129                         echo echo "gnuTLS not found, disabling ssl decryption"
130                         tls_message="no"
131                 fi
132         ]
133   )
134 fi
135
136 # libgrypt
137 gcrypt_message="no"
138 AC_ARG_WITH([gcrypt],
139   AC_HELP_STRING( [--with-gcrypt=@<:@yes/no@:>@],
140                   [use gcrypt library @<:@default=yes@:>@]),
141   with_gcrypt="$withval", with_gcrypt="yes")
142 if test "x$with_gcrypt" = "xyes"; then
143   AM_PATH_LIBGCRYPT(1.1.92,
144         [
145                 echo "libgcrypt found, enabling ipsec decryption"
146                 AC_DEFINE(HAVE_LIBGCRYPT, 1, [Define to use libgcrypt])
147                 gcrypt_message="yes"
148         ]
149         , [
150                 if test x$libgcrypt_config_prefix != x ; then
151                         AC_MSG_ERROR([[libgcrypt not found; install libgcrypt-devel package for your system]])
152                 else
153                         echo "libgcrypt not found, disabling ipsec decryption"
154                         gcrypt_message="no"
155                 fi
156         ]
157   )
158 fi
159
160 # libsmi
161 # FIXME: currently the path argument to with-libsmi is being ignored
162 AX_LIBSMI
163
164 # Check for xsltproc
165 AC_PATH_PROG(XSLTPROC, xsltproc)
166 AC_CHECK_PROG(HAVE_XSLTPROC, xsltproc, "yes", "no")
167 AM_CONDITIONAL(HAVE_XSLTPROC, test x$HAVE_XSLTPROC = xyes)
168
169 # Check for xmllint
170 AC_PATH_PROG(XMLLINT, xmllint)
171 AC_CHECK_PROG(HAVE_XMLLINT, xmllint, "yes", "no")
172 AM_CONDITIONAL(HAVE_XMLLINT, test x$HAVE_XMLLINT = xyes)
173
174 # Check for fop (translate .fo to e.g. pdf)
175 AC_PATH_PROG(FOP, fop)
176 AC_CHECK_PROG(HAVE_FOP, fop, "yes", "no")
177 AM_CONDITIONAL(HAVE_FOP, test x$HAVE_FOP = xyes)
178
179 # Check for hhc (html help compiler)
180 AC_PATH_PROG(HHC, hhc.exe)
181 AC_CHECK_PROG(HAVE_HHC, hhc.exe, "yes", "no")
182 AM_CONDITIONAL(HAVE_HHC, test x$HAVE_HHC = xyes)
183
184 # Check for packaging utilities
185 # For now, we check to see if the various packaging utilites are in our
186 # path.  I'm too lazy to write code to go hunt for them.  -  Gerald
187
188 # SVR4/Solaris
189 AC_CHECK_PROG(HAVE_PKGPROTO, pkgproto, "yes", "no")
190 AC_CHECK_PROG(HAVE_PKGMK, pkgmk, "yes", "no")
191 AC_CHECK_PROG(HAVE_PKGTRANS, pkgtrans, "yes", "no")
192
193 if test x$HAVE_PKGPROTO = xyes -a x$HAVE_PKGMK = xyes \
194      -a x$HAVE_PKGTRANS = xyes ; then
195   HAVE_SVR4_PACKAGING=yes
196 else
197   HAVE_SVR4_PACKAGING=no
198 fi
199 AC_SUBST(HAVE_SVR4_PACKAGING)
200
201 # RPM
202 AC_WIRESHARK_RPM_CHECK
203 AC_SUBST(HAVE_RPM)
204
205 # Debian
206 AC_CHECK_PROG(HAVE_DPKG_BUILDPACKAGE, dpkg-buildpackage, "yes", "no")
207
208 # Mac OS X
209 AC_CHECK_PROG(HAVE_XCODEBUILD, xcodebuild, "yes", "no")
210 AC_CHECK_PROG(HAVE_HDIUTIL, hdiutil, "yes", "no")
211 AC_CHECK_PROG(HAVE_BLESS, bless, "yes", "no")
212
213 if test x$HAVE_XCODEBUILD = xyes -a x$HAVE_HDIUTIL = xyes \
214      -a x$HAVE_BLESS = xyes ; then
215   HAVE_OSX_PACKAGING=yes
216 else
217   HAVE_OSX_PACKAGING=no
218 fi
219 AC_SUBST(HAVE_OSX_PACKAGING)
220
221 #
222 # Try to add some additional gcc checks to CFLAGS
223 #
224 AC_ARG_ENABLE(extra-gcc-checks,
225   AC_HELP_STRING( [--enable-extra-gcc-checks],
226                   [Do additional -W checks in GCC.  @<:@default=no@:>@]),
227 [
228         wireshark_extra_gcc_flags=$enableval
229         if test $enableval != no
230         then
231                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-pedantic)
232                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Woverflow)
233                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wno-overlength-strings)
234 #               AC_WIRESHARK_GCC_CFLAGS_CHECK(-fstrict-overflow -Wstrict-overflow=4)
235 #               AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wunreachable-code)
236                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wno-long-long)
237                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wbad-function-cast)
238                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wcast-qual)
239                 #
240                 # epan/dissectors/packet-ncp2222.inc blocks this one
241                 # for now.
242                 #
243                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wwrite-strings)
244                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wshorten-64-to-32)
245                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wstrict-prototypes)
246                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wmissing-declarations)
247                 #Temporarily put cast-align here waiting eradication of 'cast
248                 #increases required alignment of target type' on the Solaris
249                 #slave.
250                 #
251                 # epan/dissectors/packet-afs.c blocks this one for now.
252                 #
253                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wshadow)
254         fi
255 ],)
256 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wall -W) # -W is now known as -Wextra
257 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wdeclaration-after-statement)
258 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wendif-labels)
259 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wpointer-arith)
260 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wno-pointer-sign)
261 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Warray-bounds)
262 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wcast-align)
263 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wformat-security)
264
265 #
266 # If we're running gcc add '-D_U_="__attribute__((unused))"' to CFLAGS as well,
267 # so we can use _U_ to flag unused function arguments and not get warnings
268 # about them. Otherwise, add '-D_U_=""', so that _U_ used to flag an unused
269 # function argument will compile with non-GCC compilers.
270 #
271 if test "x$GCC" = "xyes" ; then
272   CFLAGS="-D_U_=\"__attribute__((unused))\" $CFLAGS"
273 else
274   CFLAGS="-D_U_=\"\" $CFLAGS"
275 fi
276
277 #
278 # If we're running gcc, will enable a barrier "stop on warning".
279 # This barrier is set for a very large part of the code. However, it is
280 # typically not set for "generated" code  (lex, ans2wrs, idl2wrs, ...)
281 #
282 warnings_as_errors_default="yes"
283 AC_MSG_CHECKING(whether we should treat compiler warnings as errors)
284 AC_ARG_ENABLE(warnings-as-errors,
285   AC_HELP_STRING( [--enable-warnings-as-errors],
286                   [Treat warnings as errors (only for gcc). @<:@default=yes@:>@]),
287 [
288   if test "x$GCC" = "xyes" -a "x$enableval" == "xyes" -a "x$wireshark_extra_gcc_flags" != "xyes"; then
289     with_warnings_as_errors="yes"
290     AC_MSG_RESULT(yes)
291   else
292     with_warnings_as_errors="no"
293     AC_MSG_RESULT(no)
294   fi
295 ],
296   if test "x$GCC" = "xyes" -a "x$wireshark_extra_gcc_flags" = "x" -a "x$warnings_as_errors_default" = "xyes"; then
297     with_warnings_as_errors="yes"
298     AC_MSG_RESULT(yes)
299   else
300     with_warnings_as_errors="no"
301     AC_MSG_RESULT(no)
302   fi
303 )
304 AM_CONDITIONAL(HAVE_WARNINGS_AS_ERRORS, test "x$with_warnings_as_errors" = "xyes")
305
306 #
307 # Add any platform-specific compiler flags needed.
308 #
309 AC_MSG_CHECKING(for platform-specific compiler flags)
310 if test "x$GCC" = "xyes" ; then
311         #
312         # GCC - do any platform-specific tweaking necessary.
313         #
314         case "$host_os" in
315         solaris*)
316                 # the X11 headers don't automatically include prototype info
317                 # and a lot don't include the return type
318                 CFLAGS="$CFLAGS -Wno-return-type -DFUNCPROTO=15"
319                 AC_MSG_RESULT(GCC on Solaris - added -Wno-return-type -DFUNCPROTO=15)
320                 ;;
321         darwin*)
322                 #
323                 # See comments above about Apple's lovely C compiler.
324                 #
325                 CFLAGS="-no-cpp-precomp $CFLAGS"
326                 AC_MSG_RESULT(Apple GCC - added -no-cpp-precomp)
327                 ;;
328         *)
329                 AC_MSG_RESULT(none needed)
330                 ;;
331         esac
332 else
333         #
334         # Not GCC - assume it's the vendor's compiler.
335         #
336         case "$host_os" in
337         hpux*)
338                 #
339                 # HP's ANSI C compiler; flags suggested by Jost Martin.
340                 # "-Ae" for ANSI C plus extensions such as "long long".
341                 # "+O2", for optimization.  XXX - works with "-g"?
342                 #
343                 CFLAGS="-Ae +O2 $CFLAGS"
344                 AC_MSG_RESULT(HP ANSI C compiler - added -Ae +O2)
345                 ;;
346         darwin*)
347                 #
348                 # It may be called "cc", but it's really a GCC derivative
349                 # with a problematic special precompiler and precompiled
350                 # headers; turn off the special precompiler, as some
351                 # apparently-legal code won't compile with its precompiled
352                 # headers.
353                 #
354                 CFLAGS="-no-cpp-precomp $CFLAGS"
355                 AC_MSG_RESULT(Apple GCC - added -no-cpp-precomp)
356                 ;;
357         *)
358                 AC_MSG_RESULT(none needed)
359                 ;;
360         esac
361 fi
362
363 #
364 # Add any platform-specific linker flags needed.
365 #
366 AC_MSG_CHECKING(for platform-specific linker flags)
367 case "$host_os" in
368 darwin*)
369         #
370         # Add -Wl,-single_module to the LDFLAGS used with shared
371         # libraries, to fix some error that show up in some cases;
372         # some Apple documentation recommends it for most shared
373         # libraries.
374         #
375         LDFLAGS_SHAREDLIB="-Wl,-single_module"
376         #
377         # Add -Wl,-search_paths_first to make sure that if we search
378         # directories A and B, in that order, for a given library, a
379         # non-shared version in directory A, rather than a shared
380         # version in directory B, is chosen (so we can use
381         # --with-pcap=/usr/local to force all programs to be linked
382         # with a static version installed in /usr/local/lib rather than
383         # the system version in /usr/lib).
384         #
385         LDFLAGS="-Wl,-search_paths_first $LDFLAGS"
386         AC_MSG_RESULT([Apple linker - added -Wl,-single_module and -Wl,-search_paths_first])
387         ;;
388 cygwin*)
389         #
390         # Shared libraries in cygwin/Win32 must never contain
391         # undefined symbols.
392         #
393         LDFLAGS="$LDFLAGS -no-undefined"
394         AC_MSG_RESULT(CygWin GNU ld - added -no-undefined)
395         ;;
396 *)
397         AC_MSG_RESULT(none needed)
398         ;;
399 esac
400 AC_SUBST(LDFLAGS_SHAREDLIB)
401
402 #
403 # On OS X, if we find the headers for Core Foundation, Launch Services,
404 # and Core Services, add -framework options to link with Application
405 # Services (of which Launch Services is a subframework), Core Foundation
406 # (required by the Launch Services APIs), and Core Services, so we can
407 # use them to launch a Web browser from the Help menu and to use
408 # Gestalt() to get the Mac OS X version number.
409 #
410 case "$host_os" in
411
412 darwin*)
413         AC_MSG_CHECKING([whether we can build with Core Foundation, Launch Services, and Core Services])
414         ac_save_LIBS="$LIBS"
415         ac_frameworks="-framework ApplicationServices -framework CoreFoundation -framework CoreServices"
416         LIBS="$LIBS $ac_frameworks"
417         AC_TRY_LINK(
418            [
419 #       include <CoreFoundation/CFBase.h>
420 #       include <CoreFoundation/CFString.h>
421 #       include <CoreFoundation/CFURL.h>
422 #       include <ApplicationServices/ApplicationServices.h>
423 #       include <CoreServices/CoreServices.h>
424            ],
425            [
426         CFStringRef url_CFString;
427         CFURLRef url_CFURL;
428         OSStatus status;
429         long os_version;
430
431         url_CFString = CFStringCreateWithCString(NULL, "", kCFStringEncodingASCII);
432         url_CFURL = CFURLCreateWithString(NULL, url_CFString, NULL);
433         status = LSOpenCFURLRef(url_CFURL, NULL);
434
435         Gestalt(gestaltSystemVersion, &os_version);
436            ],
437            ac_cv_can_use_osx_frameworks=yes,
438            ac_cv_can_use_osx_frameworks=no,
439            [echo $ac_n "cross compiling; assumed OK... $ac_c"])
440         if test "$ac_cv_can_use_osx_frameworks" = yes ; then
441                 AC_DEFINE(HAVE_OS_X_FRAMEWORKS, 1, [Define to 1 if you have OS X frameworks])
442                 FRAMEWORKS="$ac_frameworks"
443                 AC_MSG_RESULT(yes)
444         else
445                 AC_MSG_RESULT(no)
446         fi
447         LIBS="$ac_save_LIBS"
448         ;;
449 esac
450 AC_SUBST(FRAMEWORKS)
451
452 #
453 # If using $prefix we add "$prefix/include" to the include search path
454 # and "$prefix/lib" to the library search path.
455 #
456 if test "x$prefix" != "x" ; then
457         AC_MSG_CHECKING(whether to use $prefix for headers and libraries)
458         if test -d $prefix/include ; then
459                 AC_MSG_RESULT(yes)
460                 #
461                 # Arrange that we search for header files in "$prefix/include", as
462                 # various packages we use may have been installed under "$prefix/include".
463                 #
464                 CFLAGS="$CFLAGS -I$prefix/include"
465                 CPPFLAGS="$CPPFLAGS -I$prefix/include"
466
467                 #
468                 # Arrange that we search for libraries in "$prefix/lib".
469                 #
470                 AC_WIRESHARK_ADD_DASH_L(LDFLAGS, $prefix/lib)
471         else
472                 AC_MSG_RESULT(no)
473         fi
474 fi
475
476 dnl Look in /usr/local for header files and libraries ?
477 dnl XXX FIXME don't include /usr/local if it is already in the system
478 dnl search path as this causes gcc 3.2 on Linux to complain about a change
479 dnl of the system search order for includes
480 AC_ARG_ENABLE(usr-local,
481   AC_HELP_STRING( [--enable-usr-local],
482                   [look for headers and libs in /usr/local tree.  @<:@default=yes@:>@]),
483     ac_cv_enable_usr_local=$enableval,ac_cv_enable_usr_local=yes)
484
485 AC_MSG_CHECKING(whether to use /usr/local for headers and libraries)
486 if test "x$ac_cv_enable_usr_local" = "xyes" ; then
487         AC_MSG_RESULT(yes)
488         #
489         # Arrange that we search for header files in the source directory
490         # and in its "wiretap" subdirectory, as well as in "/usr/local/include",
491         # as various packages we use ("libpcap", "zlib", "adns", "pcre")
492         # may have been installed under "/usr/local/include".
493         #
494         CFLAGS="$CFLAGS -I/usr/local/include"
495         CPPFLAGS="$CPPFLAGS -I/usr/local/include"
496
497         #
498         # Arrange that we search for libraries in "/usr/local/lib".
499         #
500         AC_WIRESHARK_ADD_DASH_L(LDFLAGS, /usr/local/lib)
501 else
502         AC_MSG_RESULT(no)
503 fi
504
505 #
506 # If we're running Solaris, and LD_LIBRARY_PATH is defined, add it as a
507 # link directory.
508 #
509 case "$host_os" in
510   solaris*)
511     AC_MSG_CHECKING(for LD_LIBRARY_PATH, since you appear to be running Solaris)
512     if test x$LD_LIBRARY_PATH != x ; then
513       LIBS="$LIBS -R$LD_LIBRARY_PATH"
514       AC_MSG_RESULT(yes -- added LD_LIBRARY_PATH to run-time linker path)
515     else
516       AC_MSG_RESULT(no -- this may be a problem in a few seconds)
517     fi
518   ;;
519 esac
520
521 #
522 # Check for versions of "sed" inadequate to handle, in libtool, a list
523 # of object files as large as the list in Wireshark.
524 #
525 # On Solaris, we check for "/bin/sed", "/usr/bin/sed", and "/usr/ucb/sed",
526 # as both "/usr/bin/sed" (which is also "/bin/sed", as "/bin" is just a
527 # symlink to "/usr/bin", but people may have "/bin" before "/usr/bin" in
528 # their search path) and "/usr/ucb/sed" are inadequate; "/usr/xpg4/bin/sed"
529 # is the only "sed" that comes with Solaris that can handle Wireshark.
530 #
531 # Add any checks here that are necessary for other OSes.
532 #
533 AC_WIRESHARK_GNU_SED_CHECK
534 if test "$HAVE_GNU_SED" = no ; then
535         case "$host_os" in
536         solaris*)
537                 AC_MSG_CHECKING(whether one of /usr/bin/sed or /bin/sed or /usr/ucb/sed will be used)
538                 case `which sed` in
539                         /bin/sed|/usr/bin/sed|/usr/ucb/sed)
540                         AC_MSG_RESULT(yes)
541                         AC_MSG_ERROR([change your path to search /usr/xpg4/bin or directory containing GNU sed before /usr/bin (and /bin and /usr/ucb)])
542                         ;;
543
544                         *)
545                         AC_MSG_RESULT(no)
546                         ;;
547                 esac
548                 ;;
549
550         *)
551                 :
552                 ;;
553         esac
554 fi
555
556 # Enable/disable tshark
557
558 AC_ARG_ENABLE(wireshark,
559   AC_HELP_STRING( [--enable-wireshark],
560                   [build GTK+-based wireshark.  @<:@default=yes, if GTK+ available@:>@]),
561     enable_wireshark=$enableval,enable_wireshark=yes)
562
563 AC_ARG_ENABLE(threads,
564   AC_HELP_STRING( [--enable-threads],
565                   [use threads in wireshark.  @<:@default=no@:>@]),
566     enable_threads=$enableval,enable_threads=no)
567 AM_CONDITIONAL(USE_THREADS, test x$enable_threads = xyes)
568
569 AC_ARG_ENABLE(profile-build,
570   AC_HELP_STRING( [--enable-profile-build],
571                   [build profile-ready binaries.  @<:@default=no@:>@]),
572     enable_profile_build=$enableval,enable_profile_build=no)
573 AM_CONDITIONAL(USE_PROFILE_BUILD, test x$enable_profile_build = xyes)
574 AC_MSG_CHECKING(if profile builds must be generated)
575 if test "x$enable_profile_build" = "xyes" ; then
576         if test "x$GCC" = "xyes" ; then
577                 AC_MSG_RESULT(yes)
578                 CFLAGS=" -pg $CFLAGS"
579         else
580                 AC_MSG_RESULT(no)
581                 echo "Building profile binaries currently only supported for GCC."
582         fi
583 else
584         AC_MSG_RESULT(no)
585 fi
586
587 # Create DATAFILE_DIR #define for config.h
588 datafiledir=$datadir/wireshark
589 datafiledir=`(
590     test "x$prefix" = xNONE && prefix=$ac_default_prefix
591     test "x$exec_prefix" = xNONE && exec_prefix=${prefix}
592     # Ugly hack, but I don't see how this problem can be solved
593     # properly that DATAFILE_DIR had a value starting with
594     # "${prefix}/" instead of e.g. "/usr/local/"
595     eval eval echo "$datafiledir"
596 )`
597 AC_DEFINE_UNQUOTED(DATAFILE_DIR,"$datafiledir", [Directory for data])
598
599 # GTK checks; we require GTK+ 2.4 or later.
600 # We don't add $GLIB_LIBS to LIBS, because we don't want to force all
601 # programs to be built with GTK+.
602 #
603 if test "x$enable_wireshark" = "xyes"; then
604         AM_PATH_GTK_2_0(2.4.0, CFLAGS="$CFLAGS $GTK_CFLAGS", GTK_OK=no, gthread)
605 else
606         GTK_OK=no
607 fi
608
609 # GLib checks
610 # This doesn't add GLIB_CFLAGS to CFLAGS, because AM_PATH_GTK will add
611 # GTK_CFLAGS to CFLAGS, and GTK_CFLAGS is a superset of CFLAGS.
612 # However, this means that both @GLIB_LIBS@ and @GTK_LIBS@ will be
613 # set when generating the Makefile, so we can make programs that require
614 # only GLib link with @GLIB_LIBS@ and make programs that require GTK+
615 # link with @GTK_LIBS@ (which includes @GLIB_LIBS@).
616 # We don't add $GLIB_LIBS to LIBS, because we don't want to force all
617 # programs to be built with GLib.
618 #
619 if test "$GTK_OK" = "no" ; then
620         #
621         # We don't have GTK+.
622         # If they didn't explicitly say "--disable-wireshark", fail (so
623         # that, unless they explicitly indicated that they don't want
624         # Wireshark, we stop so they know they won't be getting
625         # Wireshark unless they fix the GTK+ problem).
626         #
627         if test "x$enable_wireshark" = "xyes"; then
628                 AC_MSG_ERROR([GTK+ 2.4 or later isn't available, so Wireshark can't be compiled])
629         fi
630         wireshark_bin=""
631         wireshark_man=""
632         # Honor GLIB_CFLAGS
633         AM_PATH_GLIB_2_0(2.4.0, CFLAGS="$CFLAGS $GLIB_CFLAGS", AC_MSG_ERROR(GLib 2.4 or later distribution not found.), gmodule)
634
635 else
636         wireshark_bin="wireshark\$(EXEEXT)"
637         wireshark_man="wireshark.1"
638         wireshark_SUBDIRS="codecs gtk"
639         # Honor GLIB_CFLAGS
640         AM_PATH_GLIB_2_0(2.4.0, , AC_MSG_ERROR(GLib 2.4 or later distribution not found.), gmodule)
641 fi
642
643 #
644 # Check whether GLib modules are supported, to determine whether we
645 # can support plugins.
646 #
647 AC_MSG_CHECKING(whether GLib supports loadable modules)
648 ac_save_CFLAGS="$CFLAGS"
649 ac_save_LIBS="$LIBS"
650 CFLAGS="$CFLAGS $GLIB_CFLAGS"
651 LIBS="$GLIB_LIBS $LIBS"
652 AC_TRY_RUN([
653 #include <glib.h>
654 #include <gmodule.h>
655 #include <stdio.h>
656 #include <stdlib.h>
657
658 int
659 main ()
660 {
661   if (g_module_supported())
662     return 0;   /* success */
663   else
664     return 1;   /* failure */
665 }
666 ], ac_cv_glib_supports_modules=yes, ac_cv_glib_supports_modules=no,
667    [echo $ac_n "cross compiling; assumed OK... $ac_c"
668     ac_cv_glib_supports_modules=yes])
669 CFLAGS="$ac_save_CFLAGS"
670 LIBS="$ac_save_LIBS"
671 if test "$ac_cv_glib_supports_modules" = yes ; then
672   AC_MSG_RESULT(yes)
673   have_plugins=yes
674 else
675   AC_MSG_RESULT(no)
676   have_plugins=no
677 fi
678
679 dnl IGE Mac integration check
680 AC_MSG_CHECKING(whether to use IGE Mac integration functions)
681
682 AC_ARG_WITH(ige-mac-integration,
683   AC_HELP_STRING( [--with-ige-mac-integration],
684                   [use IGE Mac integration. (@<:@default=yes, if available@:>@]),
685 [
686     if test $withval = no
687     then
688         want_ige_mac_integration=no
689     else
690         want_ige_mac_integration=yes
691     fi
692 ],[
693     want_ige_mac_integration=yes
694 ])
695 if test "x$want_ige_mac_integration" = "xno" -o "x$no_gtk" = "xyes" ; then
696     AC_MSG_RESULT(no)
697 else
698     AC_MSG_RESULT(yes)
699     AC_WIRESHARK_IGE_MAC_INTEGRATION_CHECK
700 fi
701
702
703 AC_SUBST(wireshark_bin)
704 AC_SUBST(wireshark_man)
705
706 rdps_bin="rdps\$(EXEEXT)"
707 AC_SUBST(rdps_bin)
708
709
710 # Enable/disable tshark
711
712 AC_ARG_ENABLE(tshark,
713   AC_HELP_STRING( [--enable-tshark],
714                   [build tshark.  @<:@default=yes@:>@]),
715     tshark=$enableval,enable_tshark=yes)
716
717 if test "x$enable_tshark" = "xyes" ; then
718         tshark_bin="tshark\$(EXEEXT)"
719         tshark_man="tshark.1"
720         wiresharkfilter_man="wireshark-filter.4"
721 else
722         tshark_bin=""
723         tshark_man=""
724 fi
725 AC_SUBST(tshark_bin)
726 AC_SUBST(tshark_man)
727 AC_SUBST(wiresharkfilter_man)
728
729
730
731 # Enable/disable editcap
732
733 AC_ARG_ENABLE(editcap,
734   AC_HELP_STRING( [--enable-editcap],
735                   [build editcap.  @<:@default=yes@:>@]),
736     enable_editcap=$enableval,enable_editcap=yes)
737
738 if test "x$enable_editcap" = "xyes" ; then
739         editcap_bin="editcap\$(EXEEXT)"
740         editcap_man="editcap.1"
741 else
742         editcap_bin=""
743         editcap_man=""
744 fi
745 AC_SUBST(editcap_bin)
746 AC_SUBST(editcap_man)
747
748 # Enabling/disabling of dumpcap is done later (after we know if we have PCAP
749 # or not)
750
751 # Enable/disable capinfos
752
753 AC_ARG_ENABLE(capinfos,
754   AC_HELP_STRING( [--enable-capinfos],
755                   [build capinfos.  @<:@default=yes@:>@]),
756     enable_capinfos=$enableval,enable_capinfos=yes)
757
758 if test "x$enable_capinfos" = "xyes" ; then
759         capinfos_bin="capinfos\$(EXEEXT)"
760         capinfos_man="capinfos.1"
761 else
762         capinfos_bin=""
763         capinfos_man=""
764 fi
765 AC_SUBST(capinfos_bin)
766 AC_SUBST(capinfos_man)
767
768
769 # Enable/disable mergecap
770
771 AC_ARG_ENABLE(mergecap,
772   AC_HELP_STRING( [--enable-mergecap],
773                   [build mergecap.  @<:@default=yes@:>@]),
774     enable_mergecap=$enableval,enable_mergecap=yes)
775
776 if test "x$enable_mergecap" = "xyes" ; then
777         mergecap_bin="mergecap\$(EXEEXT)"
778         mergecap_man="mergecap.1"
779 else
780         mergecap_bin=""
781         mergecap_man=""
782 fi
783 AC_SUBST(mergecap_bin)
784 AC_SUBST(mergecap_man)
785
786
787 # Enable/disable text2pcap
788
789 AC_ARG_ENABLE(text2pcap,
790   AC_HELP_STRING( [--enable-text2pcap],
791                   [build text2pcap.  @<:@default=yes@:>@]),
792     text2pcap=$enableval,enable_text2pcap=yes)
793
794 if test "x$enable_text2pcap" = "xyes" ; then
795         text2pcap_bin="text2pcap\$(EXEEXT)"
796         text2pcap_man="text2pcap.1"
797 else
798         text2pcap_bin=""
799         text2pcap_man=""
800 fi
801 AC_SUBST(text2pcap_bin)
802 AC_SUBST(text2pcap_man)
803
804 # Enable/disable idl2wrs
805
806 AC_ARG_ENABLE(idl2wrs,
807   AC_HELP_STRING( [--enable-idl2wrs],
808                   [build idl2wrs.  @<:@default=yes@:>@]),
809     enable_idl2wrs=$enableval,enable_idl2wrs=yes)
810
811 if test "x$enable_idl2wrs" = "xyes" ; then
812         idl2wrs_bin="idl2wrs"
813         idl2wrs_man="idl2wrs.1"
814 else
815         idl2wrs_bin=""
816         idl2wrs_man=""
817 fi
818 AC_SUBST(idl2wrs_bin)
819 AC_SUBST(idl2wrs_man)
820
821
822 # Enable/disable dftest
823
824 AC_ARG_ENABLE(dftest,
825   AC_HELP_STRING( [--enable-dftest],
826                   [build dftest.  @<:@default=yes@:>@]),
827     enable_dftest=$enableval,enable_dftest=yes)
828
829 if test "x$enable_dftest" = "xyes" ; then
830         dftest_bin="dftest\$(EXEEXT)"
831 else
832         dftest_bin=""
833 fi
834 AC_SUBST(dftest_bin)
835
836
837 # Enable/disable randpkt
838
839 AC_ARG_ENABLE(randpkt,
840   AC_HELP_STRING( [--enable-randpkt],
841                   [build randpkt.  @<:@default=yes@:>@]),
842     enable_randpkt=$enableval,enable_randpkt=yes)
843
844 if test "x$enable_randpkt" = "xyes" ; then
845         randpkt_bin="randpkt\$(EXEEXT)"
846 else
847         randpkt_bin=""
848 fi
849 AC_SUBST(randpkt_bin)
850
851
852
853 dnl Checks for "gethostbyname()" - and "-lnsl", if we need it to get
854 dnl "gethostbyname()".
855 AC_WIRESHARK_GETHOSTBY_LIB_CHECK
856
857 dnl Checks for "connect()", used as a proxy for "socket()" - and
858 dnl "-lsocket", if we need it to get "connect()".
859 AC_WIRESHARK_SOCKET_LIB_CHECK
860
861 dnl pcap check
862 AC_MSG_CHECKING(whether to use libpcap for packet capture)
863
864 AC_ARG_WITH(pcap,
865   AC_HELP_STRING( [--with-pcap@<:@=DIR@:>@],
866                   [use libpcap for packet capturing.  @<:@default=yes@:>@]),
867 [
868         if test $withval = no
869         then
870                 want_pcap=no
871         elif test $withval = yes
872         then
873                 want_pcap=yes
874         else
875                 want_pcap=yes
876                 pcap_dir=$withval
877         fi
878 ],[
879         want_pcap=yes
880         pcap_dir=
881 ])
882 if test "x$want_pcap" = "xno" ; then
883         AC_MSG_RESULT(no)
884 else
885         AC_MSG_RESULT(yes)
886         AC_WIRESHARK_PCAP_CHECK
887 fi
888
889 # Enable/disable dumpcap
890
891 dnl dumpcap check
892 AC_MSG_CHECKING(whether to build dumpcap)
893
894 AC_ARG_ENABLE(dumpcap,
895   AC_HELP_STRING( [--enable-dumpcap],
896                   [build dumpcap.  @<:@default=yes@:>@]),
897     enable_dumpcap=$enableval,enable_dumpcap=yes)
898
899 if test "x$enable_dumpcap" = "xyes" ; then
900         if test "x$want_pcap" = "xno" ; then
901                 enable_dumpcap=no
902                 AC_MSG_RESULT(pcap not available - disabling dumpcap)
903         else
904                 AC_MSG_RESULT(yes)
905         fi
906 else
907         AC_MSG_RESULT(no)
908 fi
909
910 if test "x$enable_dumpcap" = "xyes" ; then
911         dumpcap_bin="dumpcap\$(EXEEXT)"
912         dumpcap_man="dumpcap.1"
913 else
914         dumpcap_bin=""
915         dumpcap_man=""
916 fi
917 AC_SUBST(dumpcap_bin)
918 AC_SUBST(dumpcap_man)
919
920 # Enable/disable rawshark
921
922 dnl rawshark check
923 AC_MSG_CHECKING(whether to build rawshark)
924
925 AC_ARG_ENABLE(rawshark,
926   AC_HELP_STRING( [--enable-rawshark],
927                   [build rawshark.  @<:@default=yes@:>@]),
928     rawshark=$enableval,enable_rawshark=yes)
929
930 if test "x$enable_rawshark" = "xyes" ; then
931         if test "x$want_pcap" = "xno" ; then
932                 enable_rawshark=no
933                 AC_MSG_RESULT(pcap not available - disabling rawshark)
934         else
935                 AC_MSG_RESULT(yes)
936         fi
937 else
938         AC_MSG_RESULT(no)
939 fi
940
941 if test "x$enable_rawshark" = "xyes" ; then
942         rawshark_bin="rawshark\$(EXEEXT)"
943         rawshark_man="rawshark.1"
944 else
945         rawshark_bin=""
946         rawshark_man=""
947 fi
948 AC_SUBST(rawshark_bin)
949 AC_SUBST(rawshark_man)
950
951
952 dnl pcap remote check
953 AC_MSG_CHECKING(whether to use libpcap remote capturing feature)
954
955 AC_ARG_WITH(pcap-remote,
956 [  --with-pcap-remote        use libpcap remote capturing (requires libpcap)],
957 [
958     if test $withval = no
959     then
960         want_pcap_remote=no
961     else
962         want_pcap_remote=yes
963     fi
964 ],[
965     want_pcap_remote=no
966 ])
967 if test "x$want_pcap_remote" = "xno" -o "x$want_pcap" = "xno" ; then
968     AC_MSG_RESULT(no)
969 else
970     AC_MSG_RESULT(yes)
971     AC_WIRESHARK_PCAP_REMOTE_CHECK
972 fi
973
974 dnl zlib check
975 AC_MSG_CHECKING(whether to use zlib for reading compressed capture files)
976
977 AC_ARG_WITH(zlib,
978   AC_HELP_STRING( [--with-zlib@<:@=DIR@:>@],
979                   [use zlib (located in directory DIR, if supplied) to read compressed data.  @<:@default=yes, if available@:>@]),
980 [
981         if test $withval = no
982         then
983                 want_zlib=no
984         elif test $withval = yes
985         then
986                 want_zlib=yes
987         else
988                 want_zlib=yes
989                 zlib_dir=$withval
990         fi
991 ],[
992         #
993         # Use zlib if it's present, otherwise don't.
994         #
995         want_zlib=ifavailable
996         zlib_dir=
997 ])
998 if test "x$want_zlib" = "xno" ; then
999         AC_MSG_RESULT(no)
1000 else
1001         AC_MSG_RESULT(yes)
1002         AC_WIRESHARK_ZLIB_CHECK
1003         if test "x$want_zlib" = "xno" ; then
1004                 AC_MSG_RESULT(zlib not found - disabling compressed capture file support)
1005         fi
1006 fi
1007
1008
1009 dnl pcre check
1010 AC_MSG_CHECKING(whether to use libpcre for regular expressions in dfilters)
1011
1012 AC_ARG_WITH(pcre,
1013   AC_HELP_STRING( [--with-pcre@<:@=DIR@:>@],
1014                   [use libpcre (located in directory DIR, if supplied) to use in dfilter regular expressions.  @<:@default=yes, if available@:>@]),
1015 [
1016         if test $withval = no
1017         then
1018                 want_pcre=no
1019         elif test $withval = yes
1020         then
1021                 want_pcre=yes
1022         else
1023                 want_pcre=yes
1024                 pcre_dir=$withval
1025         fi
1026 ],[
1027         #
1028         # Use libpcre if it's present, otherwise don't.
1029         #
1030         want_pcre=ifavailable
1031         pcre_dir=
1032 ])
1033 if test "x$want_pcre" = "xno" ; then
1034         AC_MSG_RESULT(no)
1035 else
1036         AC_MSG_RESULT(yes)
1037         AC_WIRESHARK_LIBPCRE_CHECK
1038         if test "x$want_pcre" = "xno" ; then
1039                 AC_MSG_RESULT(libpcre not found - disabling support for perl compatible regular expressions in dfilters)
1040         fi
1041 fi
1042
1043
1044 dnl lua check
1045 AC_MSG_CHECKING(whether to use liblua for the lua scripting plugin)
1046
1047 AC_ARG_WITH(lua,
1048   AC_HELP_STRING( [--with-lua@<:@=DIR@:>@],
1049                   [use liblua (located in directory DIR, if supplied) for the lua scripting plugin.  @<:@default=no@:>@]),
1050 [
1051         if test $withval = no
1052         then
1053                 want_lua=no
1054         elif test $withval = yes
1055         then
1056                 want_lua=yes
1057         else
1058                 want_lua=yes
1059                 lua_dir=$withval
1060         fi
1061 ],[
1062         #
1063         # Don't use liblua by default (it isn't ready yet)
1064         #
1065         want_lua=no
1066         lua_dir=
1067 ])
1068 if test "x$want_lua" = "xno" ; then
1069         AC_MSG_RESULT(no)
1070 else
1071         AC_MSG_RESULT(yes)
1072         AC_WIRESHARK_LIBLUA_CHECK
1073         if test "x$want_lua" = "xno" ; then
1074                 AC_MSG_RESULT(liblua not found - disabling support for the lua scripting plugin)
1075         fi
1076 fi
1077 AM_CONDITIONAL(HAVE_LIBLUA, test x$want_lua = xyes)
1078
1079
1080 dnl portaudio check
1081 AC_MSG_CHECKING(whether to use libportaudio for the rtp_player)
1082
1083 AC_ARG_WITH(portaudio,
1084   AC_HELP_STRING( [--with-portaudio@<:@=DIR@:>@],
1085                   [use libportaudio (located in directory DIR, if supplied) for the rtp_player.  @<:@default=yes, if available@:>@]),
1086 [
1087         if test $withval = no
1088         then
1089                 want_portaudio=no
1090         elif test $withval = yes
1091         then
1092                 want_portaudio=yes
1093         else
1094                 want_portaudio=yes
1095                 portaudio_dir=$withval
1096         fi
1097 ],[
1098         #
1099         # Use libportaudio by default
1100         #
1101         want_portaudio=ifavailable
1102         portaudio_dir=
1103 ])
1104 if test "x$want_portaudio" = "xno" ; then
1105         AC_MSG_RESULT(no)
1106 else
1107         AC_MSG_RESULT(yes)
1108         AC_WIRESHARK_LIBPORTAUDIO_CHECK
1109         if test "x$want_portaudio" = "xno" ; then
1110                 AC_MSG_RESULT(libportaudio not found - disabling support for the rtp_player)
1111         fi
1112 fi
1113 AM_CONDITIONAL(HAVE_LIBPORTAUDIO, test x$want_portaudio = xyes)
1114
1115
1116 dnl ipv6 check
1117 AC_ARG_ENABLE(ipv6,
1118   AC_HELP_STRING( [--enable-ipv6],
1119                   [use ipv6 name resolution, if available.  @<:@default=yes@:>@]),
1120     enable_ipv6=$enableval,enable_ipv6=yes)
1121
1122 AC_MSG_CHECKING(whether to enable ipv6 name resolution if available)
1123 if test "x$enable_ipv6" = "xno" ; then
1124         AC_MSG_RESULT(no)
1125 else
1126         AC_MSG_RESULT(yes)
1127         AC_WIRESHARK_IPV6_STACK
1128 fi
1129
1130
1131 dnl Check if dumpcap should be installed setuid
1132 AC_ARG_ENABLE(setuid-install,
1133   AC_HELP_STRING( [--enable-setuid-install],
1134                   [install dumpcap as setuid @<:@default=no@:>@]),
1135     enable_setuid_install=$enableval,enable_setuid_install=no)
1136
1137 AC_MSG_CHECKING(whether to install dumpcap setuid)
1138 if test "x$enable_setuid_install" = "xno" ; then
1139         AC_MSG_RESULT(no)
1140 else
1141         if test "x$enable_dumpcap" = "xno" ; then
1142                 AC_MSG_ERROR(Setuid install works only with dumpcap but dumpcap is disabled)
1143         else
1144                 AC_MSG_RESULT(yes)
1145         fi
1146 fi
1147
1148 AM_CONDITIONAL(SETUID_INSTALL, test x$enable_setuid_install = xyes)
1149 AC_CHECK_FUNCS(setresuid setresgid)
1150
1151 dnl libcap (not libpcap) check
1152 LIBCAP_LIBS=''
1153 AC_MSG_CHECKING(whether to use the libcap capabilities library)
1154
1155 AC_ARG_WITH(libcap,
1156   AC_HELP_STRING( [--with-libcap@<:@=DIR@:>@],
1157                   [use libcap (located in directory DIR, if supplied) for POSIX.1e capabilities management.   @<:@default=yes, if present@:>@]),
1158 [
1159 if   test "x$withval" = "xno";  then
1160         want_libcap=no
1161 elif test "x$withval" = "xyes"; then
1162         want_libcap=yes
1163 elif test -d "$withval"; then
1164         want_libcap=yes
1165         AC_WIRESHARK_ADD_DASH_L(LDFLAGS, ${withval}/lib)
1166 fi
1167 ])
1168 if test "x$with_libcap" = "xno" ; then
1169         AC_MSG_RESULT(no)
1170 else
1171         AC_MSG_RESULT(yes)
1172         AC_WIRESHARK_LIBCAP_CHECK
1173 fi
1174 AC_SUBST(LIBCAP_LIBS)
1175
1176 dnl Checks for header files.
1177 AC_CHECK_HEADERS(direct.h dirent.h fcntl.h grp.h inttypes.h netdb.h pwd.h stdarg.h stddef.h unistd.h)
1178 AC_CHECK_HEADERS(sys/ioctl.h sys/param.h sys/socket.h sys/sockio.h sys/stat.h sys/time.h sys/types.h sys/utsname.h sys/wait.h)
1179 AC_CHECK_HEADERS(netinet/in.h)
1180 AC_CHECK_HEADERS(arpa/inet.h arpa/nameser.h)
1181
1182 dnl SSL Check
1183 SSL_LIBS=''
1184 AC_MSG_CHECKING(whether to use SSL library)
1185
1186 AC_ARG_WITH(ssl,
1187   AC_HELP_STRING( [--with-ssl@<:@=DIR@:>@],
1188                   [use SSL crypto library (located in directory DIR, if supplied).   @<:@default=no@:>@]),
1189 [
1190 if test "x$withval" = "xno";  then
1191         want_ssl=no
1192 elif test "x$withval" = "xyes"; then
1193         want_ssl=yes
1194 elif test -d "$withval"; then
1195         want_ssl=yes
1196         AC_WIRESHARK_ADD_DASH_L(LDFLAGS, ${withval}/lib)
1197 fi
1198 ],[
1199         want_ssl=no
1200 ])
1201 if test "x$want_ssl" = "xyes"; then
1202         AC_MSG_RESULT(yes)
1203         AC_CHECK_LIB(crypto,EVP_md5,
1204             [
1205                 SSL_LIBS=-lcrypto
1206             ],
1207             [
1208                 AC_MSG_ERROR([SSL crypto library was requested, but is not available])
1209             ])
1210 else
1211         AC_MSG_RESULT(no)
1212 fi
1213 AC_SUBST(SSL_LIBS)
1214
1215 dnl kerberos check
1216 AC_MSG_CHECKING(whether to use kerberos)
1217
1218 AC_ARG_WITH(krb5,
1219   AC_HELP_STRING( [--with-krb5@<:@=DIR@:>@],
1220                   [use kerberos (located in directory DIR, if supplied) to use in kerberos dissection  @<:@default=yes@:>@]),
1221 [
1222         if test $withval = no
1223         then
1224                 want_krb5=no
1225         elif test $withval = yes
1226         then
1227                 want_krb5=yes
1228         else
1229                 want_krb5=yes
1230                 krb5_dir=$withval
1231         fi
1232 ],[
1233         #
1234         # Use kerberos if specified, otherwise don't.
1235         #
1236         want_krb5=ifavailable
1237         krb5_dir=
1238 ])
1239 if test "x$want_krb5" = "xno" ; then
1240         AC_MSG_RESULT(no)
1241 else
1242         AC_MSG_RESULT(yes)
1243         AC_WIRESHARK_KRB5_CHECK
1244 fi
1245
1246
1247 dnl c-ares Check
1248 C_ARES_LIBS=''
1249 AC_MSG_CHECKING(whether to use the c-ares library if available)
1250
1251 AC_ARG_WITH(c-ares,
1252   AC_HELP_STRING( [--with-c-ares@<:@=DIR@:>@],
1253                   [use c-ares (located in directory DIR, if supplied). Supersedes --with-adns.   @<:@default=yes, if present@:>@]),
1254 [
1255 if   test "x$withval" = "xno";  then
1256         want_c_ares=no
1257 elif test "x$withval" = "xyes"; then
1258         want_c_ares=yes
1259 elif test -d "$withval"; then
1260         want_c_ares=yes
1261         AC_WIRESHARK_ADD_DASH_L(LDFLAGS, ${withval}/lib)
1262 fi
1263 ])
1264 if test "x$want_c_ares" = "xno" ; then
1265         AC_MSG_RESULT(no)
1266 else
1267         AC_MSG_RESULT(yes)
1268         AC_WIRESHARK_C_ARES_CHECK
1269 fi
1270 AC_SUBST(C_ARES_LIBS)
1271
1272 dnl ADNS Check
1273 ADNS_LIBS=''
1274 AC_MSG_CHECKING(whether to use the GNU ADNS library if available)
1275
1276 AC_ARG_WITH(adns,
1277   AC_HELP_STRING( [--with-adns@<:@=DIR@:>@],
1278                   [use GNU ADNS (located in directory DIR, if supplied).   @<:@default=yes, if present@:>@]),
1279 [
1280 if   test "x$withval" = "xno";  then
1281         want_adns=no
1282 elif test "x$withval" = "xyes"; then
1283         want_adns=yes
1284 elif test -d "$withval"; then
1285         want_adns=yes
1286         AC_WIRESHARK_ADD_DASH_L(LDFLAGS, ${withval}/lib)
1287 fi
1288 ])
1289 if test "x$want_adns" = "xno" -o "x$have_good_c_ares" = "xyes" ; then
1290         AC_MSG_RESULT(no)
1291 else
1292         AC_MSG_RESULT(yes)
1293         AC_WIRESHARK_ADNS_CHECK
1294 fi
1295 AC_SUBST(ADNS_LIBS)
1296
1297 dnl GEOIP Check
1298 GEOIP_LIBS=''
1299 AC_MSG_CHECKING(whether to use the GeoIP IP address mapping library if available)
1300
1301 AC_ARG_WITH(geoip,
1302   AC_HELP_STRING( [--with-geoip@<:@=DIR@:>@],
1303                   [use GeoIP (located in directory DIR, if supplied).   @<:@default=yes, if present@:>@]),
1304 [
1305 if   test "x$withval" = "xno";  then
1306         want_geoip=no
1307 elif test "x$withval" = "xyes"; then
1308         want_geoip=yes
1309 elif test -d "$withval"; then
1310         want_geoip=yes
1311         AC_WIRESHARK_ADD_DASH_L(LDFLAGS, ${withval}/lib)
1312 fi
1313 ])
1314 if test "x$want_geoip" = "xno"; then
1315         AC_MSG_RESULT(no)
1316 else
1317         AC_MSG_RESULT(yes)
1318         AC_WIRESHARK_GEOIP_CHECK
1319 fi
1320 AC_SUBST(GEOIP_LIBS)
1321
1322 #
1323 # Define WS_VAR_IMPORT appropriately for declarations of external
1324 # variables exported from dynamically-linked libraries.
1325 #
1326 AC_DEFINE(WS_VAR_IMPORT, extern, [Define as the string to precede external variable declarations in dynamically-linked libraries])
1327
1328 #
1329 # Define HAVE_AIRPDCAP
1330 # We'll want to remove this eventually.
1331 #
1332 AC_DEFINE(HAVE_AIRPDCAP, 1, [Enable AirPDcap (WPA/WPA2 decryption)])
1333
1334 dnl Checks for typedefs, structures, and compiler characteristics.
1335 # AC_C_CONST
1336
1337 # We need to know whether "struct sockaddr" has an "sa_len" member
1338 # for get_interface_list().
1339
1340 AC_WIRESHARK_STRUCT_SA_LEN
1341
1342 # We must know our byte order
1343 AC_C_BIGENDIAN
1344
1345 # Checks whether "-traditional" is needed when using "ioctl".
1346 # XXX - do we need this?
1347 AC_PROG_GCC_TRADITIONAL
1348
1349 GETOPT_C=""
1350 GETOPT_O=""
1351 AC_CHECK_FUNC(getopt, GETOPT_O="",
1352   [GETOPT_O="getopt.o"
1353    AC_DEFINE(NEED_GETOPT_H, 1, [Define if getopt.h needs to be included])
1354 ])
1355 if test "$ac_cv_func_getopt" = no ; then
1356   GETOPT_C="getopt.c"
1357   GETOPT_O="getopt.o"
1358 fi
1359 AC_SUBST(GETOPT_C)
1360 AC_SUBST(GETOPT_O)
1361
1362 AC_CHECK_FUNC(strerror, STRERROR_O="",
1363   [STRERROR_O="strerror.o"
1364    AC_DEFINE(NEED_STRERROR_H, 1, [Define if strerror.h needs to be included])
1365 ])
1366 if test "$ac_cv_func_strerror" = no ; then
1367   STRERROR_C="strerror.c"
1368   STRERROR_O="strerror.o"
1369 fi
1370 AC_SUBST(STRERROR_C)
1371 AC_SUBST(STRERROR_O)
1372
1373 AC_CHECK_FUNC(strcasecmp, STRCASECMP_O="",
1374   STRCASECMP_O="strcasecmp.o")
1375 if test "$ac_cv_func_strcasecmp" = no ; then
1376   STRCASECMP_C="strcasecmp.c"
1377   STRCASECMP_O="strcasecmp.o"
1378 fi
1379 AC_SUBST(STRCASECMP_C)
1380 AC_SUBST(STRCASECMP_O)
1381
1382 AC_CHECK_FUNC(strncasecmp, STRNCASECMP_O="",
1383   STRNCASECMP_O="strncasecmp.o")
1384 if test "$ac_cv_func_strncasecmp" = no ; then
1385   STRNCASECMP_C="strncasecmp.c"
1386   STRNCASECMP_O="strncasecmp.o"
1387 fi
1388 AC_SUBST(STRNCASECMP_C)
1389 AC_SUBST(STRNCASECMP_O)
1390
1391 AC_CHECK_FUNC(mkstemp, MKSTEMP_O="",
1392   MKSTEMP_O="mkstemp.o")
1393 if test "$ac_cv_func_mkstemp" = no ; then
1394   MKSTEMP_C="mkstemp.c"
1395   MKSTEMP_O="mkstemp.o"
1396 fi
1397 AC_SUBST(MKSTEMP_C)
1398 AC_SUBST(MKSTEMP_O)
1399
1400 #
1401 # XXX - if inet_aton isn't found, the build fails, with a complaint from
1402 # libtool about inet_aton.lo not being a valid libtool object.  We
1403 # probably have to handle it - and all the other replacement functions that
1404 # get built into libwireshark - differently.
1405 #
1406 AC_SEARCH_LIBS(inet_aton, [socket nsl], have_inet_aton=yes,
1407     have_inet_aton=no)
1408 if test "$have_inet_aton" = no; then
1409   INET_ATON_C="inet_aton.c"
1410   INET_ATON_O="inet_aton.o"
1411   INET_ATON_LO="inet_aton.lo"
1412   AC_DEFINE(NEED_INET_ATON_H, 1, [Define if inet/aton.h needs to be included])
1413 else
1414   INET_ATON_C=""
1415   INET_ATON_O=""
1416   INET_ATON_LO=""
1417 fi
1418 AC_SUBST(INET_ATON_C)
1419 AC_SUBST(INET_ATON_O)
1420 AC_SUBST(INET_ATON_LO)
1421
1422 AC_SEARCH_LIBS(inet_pton, [socket nsl], [
1423   dnl check for pre-BIND82 inet_pton() bug.
1424   AC_MSG_CHECKING(for broken inet_pton)
1425   AC_TRY_RUN([#include <sys/types.h>
1426 #include <sys/socket.h>
1427 #include <netinet/in.h>
1428 #include <arpa/inet.h>
1429 int main()
1430 {
1431 #ifdef AF_INET6
1432   char buf[16];
1433   /* this should return 0 (error) */
1434   return inet_pton(AF_INET6, "0:1:2:3:4:5:6:7:", buf);
1435 #else
1436   return 1;
1437 #endif
1438 }], [AC_MSG_RESULT(ok);
1439 have_inet_pton=yes], [AC_MSG_RESULT(broken);
1440 have_inet_pton=no], [AC_MSG_RESULT(cross compiling, assume it is broken);
1441 have_inet_pton=no])],
1442 have_inet_pton=no)
1443 if test "$have_inet_pton" = no; then
1444   INET_PTON_C="inet_pton.c"
1445   INET_PTON_O="inet_pton.o"
1446   INET_PTON_LO="inet_pton.lo"
1447 else
1448   INET_PTON_C=""
1449   INET_PTON_O=""
1450   INET_PTON_LO=""
1451 fi
1452 AC_SUBST(INET_PTON_C)
1453 AC_SUBST(INET_PTON_O)
1454 AC_SUBST(INET_PTON_LO)
1455
1456 AC_SEARCH_LIBS(inet_ntop, [socket nsl], [
1457   AC_MSG_CHECKING([for inet_ntop prototype])
1458   AC_TRY_COMPILE([#include <stdio.h>
1459 #include <sys/types.h>
1460 #include <sys/socket.h>
1461 #include <netinet/in.h>
1462 #include <arpa/inet.h>
1463
1464 extern const char *inet_ntop(int, const void *, char *, size_t);],, [
1465     AC_MSG_RESULT(yes)
1466     AC_DEFINE(HAVE_INET_NTOP_PROTO, 1,
1467     [Define if inet_ntop() prototype exists])], [
1468     AC_TRY_COMPILE([#include <stdio.h>
1469 #include <sys/types.h>
1470 #include <sys/socket.h>
1471 #include <netinet/in.h>
1472 #include <arpa/inet.h>
1473
1474 extern const char *inet_ntop(int, const void *, char *, socklen_t);],, [
1475       AC_MSG_RESULT(yes)
1476       AC_DEFINE(HAVE_INET_NTOP_PROTO, 1,
1477       [Define if inet_ntop() prototype exists])], [
1478       AC_MSG_RESULT(no)])])
1479   INET_NTOP_O=""
1480   INET_NTOP_LO=""], [
1481   INET_NTOP_C="inet_ntop.c"
1482   INET_NTOP_O="inet_ntop.o"
1483   INET_NTOP_LO="inet_ntop.lo"
1484   AC_DEFINE(NEED_INET_V6DEFS_H, 1,
1485   [Define if inet/v6defs.h needs to be included])])
1486 AC_SUBST(INET_NTOP_C)
1487 AC_SUBST(INET_NTOP_O)
1488 AC_SUBST(INET_NTOP_LO)
1489
1490 AC_CHECK_FUNC(strptime, STRPTIME_O="",
1491   [STRPTIME_O="strptime.o"
1492    AC_DEFINE(NEED_STRPTIME_H, 1, [Define if strptime.h needs to be included])
1493 ])
1494 if test "$ac_cv_func_strptime" = no ; then
1495   STRPTIME_C="strptime.c"
1496   STRPTIME_O="strptime.o"
1497 fi
1498 AC_SUBST(STRPTIME_C)
1499 AC_SUBST(STRPTIME_O)
1500
1501 AC_CHECK_FUNCS(getprotobynumber gethostbyname2)
1502 AC_CHECK_FUNCS(issetugid)
1503 AC_CHECK_FUNCS(mmap mprotect sysconf)
1504
1505 dnl blank for now, but will be used in future
1506 AC_SUBST(wireshark_SUBDIRS)
1507
1508 dnl
1509 dnl check whether plugins should be enabled and, if they should be,
1510 dnl check for plugins directory - stolen from Amanda's configure.in
1511 dnl
1512 dnl we don't wish to expand ${libdir} yet
1513 plugindir='${libdir}/wireshark/plugins/${VERSION}'
1514 AC_ARG_WITH(plugins,
1515   AC_HELP_STRING( [--with-plugins@<:@=DIR@:>@],
1516                   [support plugins (installed in DIR, if supplied).   @<:@default=yes, if possible@:>@]),
1517 [
1518   if test "x$withval" = "xno"; then
1519     have_plugins=no
1520   elif test "x$have_plugins" = "xno"; then
1521       AC_MSG_ERROR([GLib on this platform doesn't support loadable modules, so you can't enable plugins.])
1522   elif test "x$withval" != "xyes"; then
1523       plugindir="$withval"
1524   fi
1525 ])
1526 AM_CONDITIONAL(HAVE_PLUGINS, test "x$have_plugins" = "xyes")
1527 if test x$have_plugins = xyes
1528 then
1529   AC_DEFINE(HAVE_PLUGINS, 1, [Define if plugins are enabled])
1530 fi
1531 AC_SUBST(plugindir)
1532 CPPFLAGS="$CPPFLAGS '-DPLUGIN_DIR=\"\$(plugindir)\"'"
1533
1534 #
1535 # The plugin dissectors reside in ./plugins/PROTO/
1536 #
1537 PLUGIN_LIBS=""
1538 AC_SUBST(PLUGIN_LIBS)
1539
1540 dnl libtool defs
1541 #
1542 # Yes, AM_PROG_LIBTOOL is redundant with newer version(s) of some tool(s)
1543 # (autoconf?  automake?  libtool?) - with the newer version(s), it's
1544 # just an alias for AC_PROG_LIBTOOL, which is called earlier.
1545 #
1546 # With older version(s) of those tool(s), however, it's not just an
1547 # alias, and the configure scripts don't work without it.
1548 #
1549 AM_PROG_LIBTOOL
1550 AC_SUBST(LIBTOOL_DEPS)
1551
1552 AM_CONDITIONAL(ENABLE_STATIC, test x$enable_static = xyes)
1553 if test x$enable_static = xyes -a x$have_plugins = xyes
1554 then
1555   AC_DEFINE(ENABLE_STATIC, 1, [Link plugins statically into Wireshark])
1556 fi
1557 AC_SUBST(ENABLE_STATIC)
1558
1559 dnl Save the cacheable configure results to config.cache before recursing
1560 AC_CACHE_SAVE
1561
1562 sinclude(plugins/Custom.m4) dnl
1563 ifdef(_CUSTOM_AC_OUTPUT_,, define(_CUSTOM_AC_OUTPUT_, )) dnl
1564
1565 AM_CONFIG_HEADER(config.h)
1566 AC_OUTPUT(
1567   Makefile
1568   doxygen.cfg
1569   asn1/Makefile
1570   asn1/acp133/Makefile
1571   asn1/acse/Makefile
1572   asn1/ansi_map/Makefile
1573   asn1/ansi-tcap/Makefile
1574   asn1/camel/Makefile
1575   asn1/cdt/Makefile
1576   asn1/charging_ase/Makefile
1577   asn1/cmip/Makefile
1578   asn1/cms/Makefile
1579   asn1/dap/Makefile
1580   asn1/disp/Makefile
1581   asn1/dop/Makefile
1582   asn1/dsp/Makefile
1583   asn1/ess/Makefile
1584   asn1/ftam/Makefile
1585   asn1/gnm/Makefile
1586   asn1/goose/Makefile
1587   asn1/gsmmap/Makefile
1588   asn1/h225/Makefile
1589   asn1/h235/Makefile
1590   asn1/h245/Makefile
1591   asn1/h248/Makefile
1592   asn1/h282/Makefile
1593   asn1/h283/Makefile
1594   asn1/h323/Makefile
1595   asn1/h450/Makefile
1596   asn1/h450-ros/Makefile
1597   asn1/h460/Makefile
1598   asn1/h501/Makefile
1599   asn1/inap/Makefile
1600   asn1/ldap/Makefile
1601   asn1/logotype-cert-extn/Makefile
1602   asn1/lte-rrc/Makefile
1603   asn1/mms/Makefile
1604   asn1/mpeg-audio/Makefile
1605   asn1/mpeg-pes/Makefile
1606   asn1/nbap/Makefile
1607   asn1/ns-cert-exts/Makefile
1608   asn1/ocsp/Makefile
1609   asn1/p7/Makefile
1610   asn1/pcap/Makefile
1611   asn1/pkcs1/Makefile
1612   asn1/pkcs12/Makefile
1613   asn1/pkinit/Makefile
1614   asn1/pkix1explicit/Makefile
1615   asn1/pkix1implicit/Makefile
1616   asn1/pkixcmp/Makefile
1617   asn1/pkixcrmf/Makefile
1618   asn1/pkixproxy/Makefile
1619   asn1/pkixqualified/Makefile
1620   asn1/pkixtsp/Makefile
1621   asn1/pres/Makefile
1622   asn1/q932/Makefile
1623   asn1/q932-ros/Makefile
1624   asn1/qsig/Makefile
1625   asn1/ranap/Makefile
1626   asn1/rnsap/Makefile
1627   asn1/ros/Makefile
1628   asn1/rrc/Makefile
1629   asn1/rrlp/Makefile
1630   asn1/rtse/Makefile
1631   asn1/s1ap/Makefile
1632   asn1/s4406/Makefile
1633   asn1/sabp/Makefile
1634   asn1/smrse/Makefile
1635   asn1/snmp/Makefile
1636   asn1/spnego/Makefile
1637   asn1/t125/Makefile
1638   asn1/t38/Makefile
1639   asn1/tcap/Makefile
1640   asn1/ulp/Makefile
1641   asn1/wlancertextn/Makefile
1642   asn1/x2ap/Makefile
1643   asn1/x411/Makefile
1644   asn1/x420/Makefile
1645   asn1/x509af/Makefile
1646   asn1/x509ce/Makefile
1647   asn1/x509if/Makefile
1648   asn1/x509sat/Makefile
1649   asn1/x721/Makefile
1650   doc/Makefile
1651   epan/Makefile
1652   epan/crypt/Makefile
1653   epan/doxygen.cfg
1654   epan/dfilter/Makefile
1655   epan/dissectors/Makefile
1656   epan/ftypes/Makefile
1657   epan/wslua/Makefile
1658   codecs/Makefile
1659   gtk/Makefile
1660   gtk/doxygen.cfg
1661   help/Makefile
1662   packaging/Makefile
1663   packaging/macosx/Info.plist
1664   packaging/macosx/Makefile
1665   packaging/nsis/Makefile
1666   packaging/rpm/Makefile
1667   packaging/rpm/SPECS/Makefile
1668   packaging/rpm/SPECS/wireshark.spec
1669   packaging/svr4/Makefile
1670   packaging/svr4/checkinstall
1671   packaging/svr4/pkginfo
1672   plugins/Makefile
1673   plugins/agentx/Makefile
1674   plugins/artnet/Makefile
1675   plugins/asn1/Makefile
1676   plugins/ciscosm/Makefile
1677   plugins/docsis/Makefile
1678   plugins/enttec/Makefile
1679   plugins/ethercat/Makefile
1680   plugins/giop/Makefile
1681   plugins/gryphon/Makefile
1682   plugins/infiniband/Makefile
1683   plugins/irda/Makefile
1684   plugins/lwres/Makefile
1685   plugins/m2m/Makefile
1686   plugins/mate/Makefile
1687   plugins/opcua/Makefile
1688   plugins/opsi/Makefile
1689   plugins/pcli/Makefile
1690   plugins/profinet/Makefile
1691   plugins/rlm/Makefile
1692   plugins/sercosiii/Makefile
1693   plugins/stats_tree/Makefile
1694   plugins/unistim/Makefile
1695   plugins/wimax/Makefile
1696   plugins/wimaxasncp/Makefile
1697   tools/Makefile
1698   tools/idl2wrs.sh
1699   tools/lemon/Makefile
1700   wiretap/Makefile
1701   wsutil/Makefile
1702   _CUSTOM_AC_OUTPUT_
1703   ,)
1704 dnl AC_CONFIG_FILES([tools/setuid-root.pl], [chmod +x tools/setuid-root.pl])
1705
1706
1707 # Pretty messages
1708
1709 if test "x$enable_setuid_install" = "xyes" ; then
1710         setuid_message="yes"
1711 else
1712         setuid_message="no"
1713 fi
1714
1715 if test "x$want_zlib" = "xno" ; then
1716         zlib_message="no"
1717 else
1718         zlib_message="yes"
1719 fi
1720
1721 if test "x$want_pcre" = "xno" ; then
1722         pcre_message="no"
1723 else
1724         pcre_message="yes"
1725 fi
1726
1727 if test "x$want_lua" = "xyes" -a "x$have_plugins" = "xyes" ; then
1728         lua_message="yes"
1729 else
1730         lua_message="no"
1731 fi
1732
1733 if test "x$want_portaudio" = "xyes" ; then
1734         portaudio_message="yes"
1735 else
1736         portaudio_message="no"
1737 fi
1738
1739 if test "x$want_ssl" = "xno" ; then
1740         ssl_message="no"
1741 else
1742         ssl_message="yes"
1743 fi
1744
1745 if test "x$want_krb5" = "xno" ; then
1746         krb5_message="no"
1747 else
1748         krb5_message="yes ($ac_krb5_version)"
1749 fi
1750
1751 if test "x$have_good_c_ares" = "xyes" ; then
1752         c_ares_message="yes"
1753 else
1754         c_ares_message="no"
1755 fi
1756
1757 if test "x$have_good_adns" = "xyes" ; then
1758         adns_message="yes"
1759 else
1760         adns_message="no"
1761 fi
1762
1763 if test "x$have_good_libcap" = "xyes" ; then
1764         libcap_message="yes"
1765 else
1766         libcap_message="no"
1767 fi
1768
1769 if test "x$have_good_geoip" = "xyes" ; then
1770         geoip_message="yes"
1771 else
1772         geoip_message="no"
1773 fi
1774
1775 echo ""
1776 echo "The Wireshark package has been configured with the following options."
1777 echo "                    Build wireshark : $enable_wireshark"
1778 echo "                       Build tshark : $enable_tshark"
1779 echo "                     Build capinfos : $enable_capinfos"
1780 echo "                      Build editcap : $enable_editcap"
1781 echo "                      Build dumpcap : $enable_dumpcap"
1782 echo "                     Build mergecap : $enable_mergecap"
1783 echo "                    Build text2pcap : $enable_text2pcap"
1784 echo "                      Build idl2wrs : $enable_idl2wrs"
1785 echo "                      Build randpkt : $enable_randpkt"
1786 echo "                       Build dftest : $enable_dftest"
1787 echo "                     Build rawshark : $enable_rawshark"
1788 echo ""
1789 echo "             Install dumpcap setuid : $setuid_message"
1790 echo "                        Use plugins : $have_plugins"
1791 echo "                   Build lua plugin : $lua_message"
1792 echo "                   Build rtp_player : $portaudio_message"
1793 echo "                        Use threads : $enable_threads"
1794 echo "             Build profile binaries : $enable_profile_build"
1795 echo "                   Use pcap library : $want_pcap"
1796 echo "                   Use zlib library : $zlib_message"
1797 echo "                   Use pcre library : $pcre_message"
1798 echo "               Use kerberos library : $krb5_message"
1799 echo "                 Use c-ares library : $c_ares_message"
1800 echo "               Use GNU ADNS library : $adns_message"
1801 echo "                Use SMI MIB library : $libsmi_message"
1802 echo "             Use GNU crypto library : $gcrypt_message"
1803 echo "             Use SSL crypto library : $ssl_message"
1804 echo "           Use IPv6 name resolution : $enable_ipv6"
1805 echo "                 Use gnutls library : $tls_message"
1806 echo "     Use POSIX capabilities library : $libcap_message"
1807 echo "                  Use GeoIP library : $geoip_message"