configure.ac

   1 # $Id$
   2 #
   3
   4 m4_define([version_major], [1])
   5 m4_define([version_minor], [11])
   6 m4_define([version_micro], [0])
   7 m4_define([version_micro_extra], version_micro)
   8 m4_append([version_micro_extra], [])
   9
  10 AC_INIT(wireshark, [version_major.version_minor.version_micro_extra], http://bugs.wireshark.org/, , http://www.wireshark.org/)
  11
  12 # Minimum autoconf version we require.
  13 AC_PREREQ(2.60)
  14 # Variable expansion doesn't work in AC_PREREQ()
  15 AC_MIN_VERSION=2.60
  16 AC_SUBST(AC_MIN_VERSION)
  17
  18 dnl Check for CPU / vendor / OS
  19 dnl The user is encouraged to use either `AC_CANONICAL_BUILD', or
  20 dnl `AC_CANONICAL_HOST', or `AC_CANONICAL_TARGET', depending on the
  21 dnl needs.  Using `AC_CANONICAL_TARGET' is enough to run the two other
  22 dnl macros.
  23 dnl
  24 dnl As nothing in the Wireshark is itself a build tool (we are not,
  25 dnl for example, a compiler that generates machine code), we probably
  26 dnl don't need AC_CANONICAL_TARGET, so, in theory, we should be able
  27 dnl to use AC_CANONICAL_BUILD and AC_CANONICAL_HOST - or perhaps just
  28 dnl AC_CANONICAL_HOST - instead.  Note that we do have tools, such as
  29 dnl lemon, that need to be built for the build machine, not for the
  30 dnl host machine, so we might need both.
  31 dnl
  32 dnl This has to be done *after* AC_INIT, otherwise autogen.sh fails.
  33
  34 dnl AC_CANONICAL_BUILD
  35 dnl AC_CANONICAL_HOST
  36 AC_CANONICAL_TARGET
  37
  38 AM_INIT_AUTOMAKE([1.9 tar-ustar dist-bzip2 no-dist-gzip])
  39
  40 # Make Wireshark's version available in config.h
  41 AC_DEFINE(VERSION_MAJOR, version_major, [Wireshark's major version])
  42 AC_DEFINE(VERSION_MINOR, version_minor, [Wireshark's minor version])
  43 AC_DEFINE(VERSION_MICRO, version_micro, [Wireshark's micro version])
  44
  45 AM_DISABLE_STATIC
  46
  47 #
  48 # Checks for programs used in the main build process.
  49 #
  50 AC_PROG_CC
  51 AM_PROG_CC_C_O
  52 AC_PROG_CXX
  53 AC_PROG_CPP
  54 dnl Work around libtool bug (fixed in the version 1.5a?)
  55 AC_DEFUN([AC_PROVIDE_AC_LIBTOOL_DLOPEN], )
  56 AC_LIBTOOL_DLOPEN
  57 AC_PROG_LIBTOOL
  58 AC_PATH_PROG(PERL, perl)
  59
  60 # Check for Python.
  61 AC_PATH_PROG(PYTHON, python)
  62 if test ! -z "$PYTHON"; then
  63         #
  64         # OK, we found Python; is it Python 2.x?
  65         # Note: we don't use named components for sys.version_info to get
  66         # the major version number, as named components for version_info
  67         # were apparently introduced in Python 2.7.
  68         #
  69         AC_MSG_CHECKING([whether $PYTHON is Python 2])
  70         python_major_version=`$PYTHON -c 'import sys; print sys.version_info[[0]]'`
  71         if test "$python_major_version" = 2; then
  72                 AC_MSG_RESULT([yes])
  73         else
  74                 #
  75                 # It's not 2.x.
  76                 #
  77                 AC_MSG_RESULT([no])
  78
  79                 #
  80                 # Try looking for python2; if we find it, we assume it's
  81                 # Python 2
  82                 #
  83                 AC_PATH_PROG(PYTHON, python2)
  84         fi
  85 fi
  86
  87 #
  88 # XXX - should autogen.sh check for YACC/Bison and Flex?  A user building
  89 # from a distribution tarball shouldn't have to have YACC/Bison or Flex,
  90 # as the tarball should contain the results of running YACC/Bison on .y
  91 # files and running Flex on .l files, but a user building from SVN
  92 # will have to run YACC/Bison and Flex to process those files.
  93 #
  94 # On the other hand, what about users who use a distribution tarball to
  95 # do development?  They *shouldn't* - that's what the SVN repository is
  96 # for - but they might.  They'd get errors if they modify a .y or .l
  97 # file and try to do a build - but the error should tell them that they
  98 # need to get YACC/Bison and/or Flex.
  99 #
 100 # Then again, getting them shouldn't be too big of a burden.
 101 #
 102 # XXX - is the same true of pod2man and pod2html, or are they needed
 103 # even when building from a distribution tarball?
 104 #
 105 #
 106 AC_PROG_YACC
 107 AC_PATH_PROG(YACCDUMMY, $YACC)
 108 if test "x$YACCDUMMY" = x
 109 then
 110         AC_MSG_ERROR(I couldn't find yacc (or bison or ...); make sure it's installed and in your path)
 111 fi
 112 AM_PROG_LEX
 113 AC_PATH_PROG(LEX, flex)
 114 if test "x$LEX" = x
 115 then
 116         AC_MSG_ERROR(I couldn't find flex; make sure it's installed and in your path)
 117 fi
 118 AC_PATH_PROG(POD2MAN, pod2man)
 119 if test "x$POD2MAN" = x
 120 then
 121         #
 122         # The alternative is not to build the man pages....
 123         #
 124         AC_MSG_ERROR(I couldn't find pod2man; make sure it's installed and in your path)
 125 fi
 126 AC_PATH_PROG(POD2HTML, pod2html)
 127 if test "x$POD2HTML" = x
 128 then
 129         #
 130         # The alternative is not to build the HTML man pages....
 131         #
 132         AC_MSG_ERROR(I couldn't find pod2html; make sure it's installed and in your path)
 133 fi
 134
 135 #
 136 # Checks for programs used by Wireshark/TShark/etc.
 137 #
 138
 139 #
 140 # XXX - this looks for various HTML viewers on the host, not the target;
 141 # we really want to know what's available on the target, for cross-builds.
 142 # That would probably require us to, at run time, look for xdg-open and,
 143 # if we don't find it, look for mozilla, htmlview, etc.
 144 #
 145 AC_PATH_PROG(HTML_VIEWER, xdg-open)
 146 if test "x$HTML_VIEWER" != x
 147 then
 148         #
 149         # XXX - the HTML_VIEWER shell variable is the full path of xdg-open.
 150         # Define some variable to be that, so we just run that?
 151         #
 152         AC_DEFINE(HAVE_XDG_OPEN, 1, [Define if we have xdg-open])
 153
 154         #
 155         # XXX - we have to define HTML_VIEWER for the prefs.c code that
 156         # sets the default value of the Web browser preference, even
 157         # though that preference won't be offered.
 158         #
 159         AC_DEFINE_UNQUOTED(HTML_VIEWER, "xdg-open", [HTML viewer, e.g. mozilla])
 160 else
 161         AC_PATH_PROG(HTML_VIEWER, htmlview)
 162         if test "x$HTML_VIEWER" = x
 163         then
 164                 AC_DEFINE_UNQUOTED(HTML_VIEWER, "mozilla", [HTML viewer, e.g. mozilla])
 165         else
 166                 AC_DEFINE_UNQUOTED(HTML_VIEWER, "htmlview", [HTML viewer, e.g. mozilla])
 167         fi
 168 fi
 169
 170 #
 171 # Set "ac_supports_gcc_flags" if the compiler is known to support GCC-style
 172 # flags such as -pedantic, -W warning flags and -f feature flags.  Currently,
 173 # we assume GCC and clang do; other compilers should be added here.
 174 #
 175 # This is done to avoid getting tripped up by compilers that support
 176 # those flags but give them a different meaning.
 177 #
 178 if test "x$GCC" = "xyes" -o "x$CC" = "xclang" ; then
 179         ac_supports_gcc_flags=yes
 180 fi
 181
 182 #
 183 # Set "ac_supports_W_linker_passthrough" if the compiler is known to
 184 # support "-Wl,{options}" to pass options through to the linker.
 185 # Currently, we assume GCC, xlc, and clang do; other compilers should
 186 # be added here.
 187 #
 188 if test "x$GCC" = "xyes" -o "x$CC" = "xxlc" -o "x$CC" = "xclang" ; then
 189         ac_supports_W_linker_passthrough=yes
 190 fi
 191
 192 #
 193 # Set "ac_supports_attribute_unused" if the compiler is known to
 194 # support "__attribute__(unused)".
 195 # Currently, we assume GCC and clang do; other compilers should
 196 # be added here.
 197 #
 198 # XXX - do this with a compiler test?
 199 #
 200 if test "x$GCC" = "xyes" -o "x$CC" = "xclang" ; then
 201         ac_supports_W_linker_passthrough=yes
 202 fi
 203
 204 if test "x$CC_FOR_BUILD" = x
 205 then
 206        CC_FOR_BUILD=$CC
 207 fi
 208 AC_SUBST(CC_FOR_BUILD)
 209 AC_SUBST(CFLAGS_FOR_BUILD)
 210
 211 # Check for doxygen
 212 AC_PATH_PROG(DOXYGEN, doxygen)
 213 AC_CHECK_PROG(HAVE_DOXYGEN, doxygen, "yes", "no")
 214 AM_CONDITIONAL(HAVE_DOXYGEN, test x$HAVE_DOXYGEN = xyes)
 215
 216 #
 217 # Check for pkg-config and set PKG_CONFIG accordingly.
 218 #
 219 # This is referenced via AC_REQUIRE([PKG_PROG_PKG_CONFIG] in some macros
 220 # like PKG_CHECK_MODULES. If the first call to such a macro is under an
 221 # "if" statement, it's safer to call PKG_PROG_PKG_CONFIG directly, see
 222 # the comments in acolocal.m4
 223 #
 224 PKG_PROG_PKG_CONFIG
 225
 226 #
 227 # Try to arrange for large file support.
 228 #
 229 AC_SYS_LARGEFILE
 230
 231 # GnuTLS
 232 # Version 3.0 switched from LGPLv2.1+ to LGPLv3+, then switched back to
 233 # LGPLv2.1+ in version 3.1.10
 234 tls_message="no"
 235 AC_ARG_WITH([gnutls],
 236   AC_HELP_STRING( [--with-gnutls=@<:@yes/no@:>@],
 237                   [use GnuTLS library @<:@default=yes@:>@]),
 238   with_gnutls="$withval", with_gnutls="yes")
 239 if test "x$with_gnutls" = "xyes"; then
 240   have_license_compatible_gnutls="no"
 241   PKG_CHECK_MODULES([LIBGNUTLS], [gnutls >= 3.1.10 ],
 242     [ have_license_compatible_gnutls="yes" ], [ echo "GnuTLS >= 3.1.10 not found " ]
 243   )
 244
 245   if test "x$have_license_compatible_gnutls" != "xyes"; then
 246     PKG_CHECK_MODULES([LIBGNUTLS], [gnutls >= 1.2.0 gnutls < 3],
 247       [ have_license_compatible_gnutls="yes" ] , [ echo "GnuTLS >= 1.2.0, < 3.0 not found " ]
 248     )
 249   fi
 250
 251   if test "x$have_license_compatible_gnutls" = "xyes"; then
 252     echo "GnuTLS found, enabling SSL decryption"
 253     AC_DEFINE(HAVE_LIBGNUTLS, 1, [Define to use GnuTLS library])
 254     tls_message="yes"
 255   else
 256     echo "GnuTLS with compatible license not found, disabling SSL decryption"
 257     tls_message="no"
 258   fi
 259 fi
 260
 261 # libgrypt
 262 gcrypt_message="no"
 263 AC_ARG_WITH([gcrypt],
 264   AC_HELP_STRING( [--with-gcrypt=@<:@yes/no@:>@],
 265                   [use gcrypt library @<:@default=yes@:>@]),
 266   with_gcrypt="$withval", with_gcrypt="yes")
 267 if test "x$with_gcrypt" = "xyes"; then
 268   AM_PATH_LIBGCRYPT(1.1.92,
 269         [
 270                 echo "libgcrypt found, enabling ipsec decryption"
 271                 AC_DEFINE(HAVE_LIBGCRYPT, 1, [Define to use libgcrypt])
 272                 gcrypt_message="yes"
 273         ]
 274         , [
 275                 if test x$libgcrypt_config_prefix != x ; then
 276                         AC_MSG_ERROR([[libgcrypt not found; install libgcrypt-devel package for your system]])
 277                 else
 278                         echo "libgcrypt not found, disabling ipsec decryption"
 279                         gcrypt_message="no"
 280                 fi
 281         ]
 282   )
 283 fi
 284
 285 AC_ARG_WITH(libnl,
 286   AC_HELP_STRING([--with-libnl@<:@=VERSION@:>@],
 287                  [use libnl (force version VERSION, if supplied) @<:@default: yes, if available@:>@]),
 288 [
 289         if test "x$withval" = "xno"
 290         then
 291                 want_libnl=no
 292         elif test "x$withval" = "xyes"
 293         then
 294                 want_libnl=yes
 295                 libnl_version=any
 296         elif test "x$withval" = "x1"
 297         then
 298                 want_libnl=yes
 299                 libnl_version=1
 300         elif test "x$withval" = "x2"
 301         then
 302                 want_libnl=yes
 303                 libnl_version=2
 304         elif test "x$withval" = "x3"
 305         then
 306                 want_libnl=yes
 307                 libnl_version=3
 308         else
 309                 AC_MSG_ERROR(["$withval" is not a valid argument to --with-libnl])
 310         fi
 311 ],[
 312         #
 313         # Use libnl if it's present, otherwise don't.
 314         #
 315         want_libnl=ifavailable
 316         libnl_version=any
 317 ])
 318 #
 319 # Libnl is Linux-specific.
 320 #
 321 libnl_message="no"
 322 case "$host_os" in
 323 linux*)
 324         AC_MSG_CHECKING(whether to use libnl for various network interface purposes)
 325
 326         if test x$want_libnl = "xno"; then
 327                 AC_MSG_RESULT(no)
 328         else
 329                 AC_MSG_RESULT(yes)
 330                 #
 331                 # Test for specific libnl versions only if no version
 332                 # was specified by the user or if the version in question
 333                 # was requested by the user.
 334                 #
 335                 if test x$libnl_version = "xany" -o x$libnl_version = "x3"; then
 336                         PKG_CHECK_MODULES(LIBNL3, [libnl-route-3.0 >= 3.0 libnl-genl-3.0] >= 3.0, [have_libnl3=yes], [have_libnl3=no])
 337                 fi
 338                 if test x$libnl_version = "xany" -o x$libnl_version = "x2"; then
 339                         PKG_CHECK_MODULES(LIBNL2, libnl-2.0 >= 2.0, [have_libnl2=yes], [have_libnl2=no])
 340                 fi
 341                 if test x$libnl_version = "xany" -o x$libnl_version = "x1"; then
 342                         PKG_CHECK_MODULES(LIBNL1, libnl-1 >= 1.0, [have_libnl1=yes], [have_libnl1=no])
 343                 fi
 344                 if (test "${have_libnl3}" = "yes"); then
 345                         CFLAGS="$CFLAGS $LIBNL3_CFLAGS"
 346                         LIBS="$LIBS $LIBNL3_LIBS"
 347                         AC_DEFINE(HAVE_LIBNL, 1, [Enable libnl support])
 348                         AC_DEFINE(HAVE_LIBNL3, 1, [libnl version 3])
 349                         libnl_message="yes (v3)"
 350                         enable_airpcap=no
 351                 elif (test "${have_libnl2}" = "yes"); then
 352                         CFLAGS="$CFLAGS $LIBNL2_CFLAGS"
 353                         LIBS="$LIBS $LIBNL2_LIBS"
 354                         AC_DEFINE(HAVE_LIBNL, 1, [Enable libnl support])
 355                         AC_DEFINE(HAVE_LIBNL2, 1, [libnl version 2])
 356                         libnl_message="yes (v2)"
 357                         enable_airpcap=no
 358                 elif (test "${have_libnl1}" = "yes"); then
 359                         CFLAGS="$CFLAGS $LIBNL1_CFLAGS"
 360                         LIBS="$LIBS $LIBNL1_LIBS"
 361                         AC_DEFINE(HAVE_LIBNL, 1, [Enable libnl support])
 362                         AC_DEFINE(HAVE_LIBNL1, 1, [libnl version 1])
 363                         libnl_message="yes (v1)"
 364                         enable_airpcap=no
 365                 else
 366                         if test x$want_libnl = "xyes"; then
 367                                 case "$libnl_version" in
 368
 369                                 any)
 370                                         AC_MSG_ERROR("I couldn't find libnl even though you manually enabled it.")
 371                                         ;;
 372
 373                                 *)
 374                                         AC_MSG_ERROR("I couldn't find libnl version $libnl_version even though you manually enabled it.")
 375                                         ;;
 376                                 esac
 377                         fi
 378                 fi
 379         fi
 380
 381         AC_MSG_CHECKING([if nl80211.h is new enough])
 382           AC_TRY_COMPILE([#include <linux/nl80211.h>],
 383             [int x = NL80211_FREQUENCY_ATTR_MAX_TX_POWER;
 384                 x = NL80211_ATTR_SUPPORTED_IFTYPES;
 385                 x = NL80211_ATTR_SUPPORTED_COMMANDS;
 386                 x = NL80211_ATTR_WIPHY_FREQ;
 387                 x = NL80211_CHAN_NO_HT;],
 388             [AC_MSG_RESULT(yes) AC_DEFINE(HAVE_NL80211, 1, [nl80211.h is new enough])],
 389             [AC_MSG_RESULT(no)])
 390
 391         AC_MSG_CHECKING([for NL80211_SET_CHANNEL])
 392           AC_TRY_COMPILE([#include <linux/nl80211.h>],
 393             [enum nl80211_commands x = NL80211_CMD_SET_CHANNEL;],
 394             [AC_MSG_RESULT(yes) AC_DEFINE(HAVE_NL80211_CMD_SET_CHANNEL, 1, [SET_CHANNEL is supported])],
 395             [AC_MSG_RESULT(no)])
 396         ;;
 397
 398 *)
 399         if test x$want_libnl != "xno" -a x$want_libnl != "xifavailable"; then
 400                 AC_MSG_WARN([libnl is Linux-specific, ignoring --with-libnl])
 401         fi
 402 esac
 403
 404 AC_ARG_WITH([qt],
 405   AC_HELP_STRING( [--with-qt=@<:@yes/no@:>@],
 406                   [use Qt @<:@default=no@:>@]),
 407   with_qt="$withval", with_qt="no")
 408
 409 AC_ARG_WITH([gtk2],
 410   AC_HELP_STRING( [--with-gtk2=@<:@yes/no@:>@],
 411                   [use GTK+ 2.0 @<:@default=yes@:>@]),
 412   with_gtk2="$withval", with_gtk2="yes")
 413
 414 AC_ARG_WITH([gtk3],
 415   AC_HELP_STRING( [--with-gtk3=@<:@yes/no@:>@],
 416                   [use GTK+ 3.0 instead of 2.0 @<:@default=no@:>@]),
 417   with_gtk3="$withval", with_gtk3="no")
 418
 419 # libsmi
 420 # FIXME: currently the path argument to with-libsmi is being ignored
 421 AX_LIBSMI
 422
 423 #
 424 # Check for programs used when building DocBook documentation.
 425 #
 426
 427 # Check for a2x (convert asciidoc to another format)
 428 AC_PATH_PROG(A2X, a2x)
 429 AC_CHECK_PROG(HAVE_A2X, a2x, "yes", "no")
 430 AM_CONDITIONAL(HAVE_A2X, test x$HAVE_A2X = xyes)
 431
 432 # Want to control a tape drive? Use mt. Want to convert HTML to text?
 433 # Uhhhhh... elinks? lynx? w3m? pandoc? html2text?
 434 AC_PATH_PROG(ELINKS, elinks)
 435 AC_CHECK_PROG(HAVE_ELINKS, elinks, "yes", "no")
 436 AM_CONDITIONAL(HAVE_ELINKS, test x$HAVE_ELINKS = xyes)
 437
 438 # Check for fop (translate .fo to e.g. pdf)
 439 AC_PATH_PROG(FOP, fop)
 440 AC_CHECK_PROG(HAVE_FOP, fop, "yes", "no")
 441 AM_CONDITIONAL(HAVE_FOP, test x$HAVE_FOP = xyes)
 442
 443 # Check for lynx (html -> text)
 444 AC_PATH_PROG(LYNX, lynx)
 445 AC_CHECK_PROG(HAVE_LYNX, lynx, "yes", "no")
 446 AM_CONDITIONAL(HAVE_LYNX, test x$HAVE_LYNX = xyes)
 447
 448 # Check for w3m (html -> text)
 449 AC_PATH_PROG(W3M, w3m)
 450 AC_CHECK_PROG(HAVE_W3M, w3m, "yes", "no")
 451 AM_CONDITIONAL(HAVE_W3M, test x$HAVE_W3M = xyes)
 452
 453 # Check for xmllint
 454 AC_PATH_PROG(XMLLINT, xmllint)
 455 AC_CHECK_PROG(HAVE_XMLLINT, xmllint, "yes", "no")
 456 AM_CONDITIONAL(HAVE_XMLLINT, test x$HAVE_XMLLINT = xyes)
 457
 458 # Check for xsltproc
 459 AC_PATH_PROG(XSLTPROC, xsltproc)
 460 AC_CHECK_PROG(HAVE_XSLTPROC, xsltproc, "yes", "no")
 461 AM_CONDITIONAL(HAVE_XSLTPROC, test x$HAVE_XSLTPROC = xyes)
 462
 463
 464 # Check for packaging utilities
 465 # For now, we check to see if the various packaging utilites are in our
 466 # path.  I'm too lazy to write code to go hunt for them.  -  Gerald
 467
 468 #
 469 # Source packages.
 470 # (Lets you install the desktop files.)
 471 #
 472 AC_PATH_PROG(DESKTOP_FILE_INSTALL, desktop-file-install)
 473
 474 # SVR4/Solaris
 475 AC_CHECK_PROG(HAVE_PKGPROTO, pkgproto, "yes", "no")
 476 AC_CHECK_PROG(HAVE_PKGMK, pkgmk, "yes", "no")
 477 AC_CHECK_PROG(HAVE_PKGTRANS, pkgtrans, "yes", "no")
 478
 479 if test x$HAVE_PKGPROTO = xyes -a x$HAVE_PKGMK = xyes \
 480      -a x$HAVE_PKGTRANS = xyes ; then
 481   HAVE_SVR4_PACKAGING=yes
 482 else
 483   HAVE_SVR4_PACKAGING=no
 484 fi
 485 AC_SUBST(HAVE_SVR4_PACKAGING)
 486
 487 # RPM
 488 AC_WIRESHARK_RPM_CHECK
 489 AC_SUBST(HAVE_RPM)
 490
 491 # Debian
 492 AC_CHECK_PROG(HAVE_DPKG_BUILDPACKAGE, dpkg-buildpackage, "yes", "no")
 493
 494 # Mac OS X
 495 AC_CHECK_PROG(HAVE_XCODEBUILD, xcodebuild, "yes", "no")
 496 AC_CHECK_PROG(HAVE_HDIUTIL, hdiutil, "yes", "no")
 497 AC_CHECK_PROG(HAVE_BLESS, bless, "yes", "no")
 498
 499 if test x$HAVE_XCODEBUILD = xyes -a x$HAVE_HDIUTIL = xyes \
 500      -a x$HAVE_BLESS = xyes ; then
 501   HAVE_OSX_PACKAGING=yes
 502 else
 503   HAVE_OSX_PACKAGING=no
 504 fi
 505 AC_SUBST(HAVE_OSX_PACKAGING)
 506
 507 #
 508 # Try to add some additional gcc checks to CFLAGS
 509 #
 510 AC_ARG_ENABLE(extra-gcc-checks,
 511   AC_HELP_STRING( [--enable-extra-gcc-checks],
 512                   [do additional -W checks in GCC @<:@default=no@:>@]),
 513 [
 514         wireshark_extra_gcc_flags=$enableval
 515         if test $enableval != no
 516         then
 517                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-pedantic)
 518                 #
 519                 # Various code blocks this one.
 520                 #
 521                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Woverflow)
 522                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-fstrict-overflow -Wstrict-overflow=4)
 523                 #
 524                 # Some memset() calls to clear out structures
 525                 # on the stack are getting flagged as "will never
 526                 # be executed" by this, at least by Apple's
 527                 # i686-apple-darwin11-llvm-gcc-4.2 (GCC) 4.2.1 (Based on
 528                 # Apple Inc. build 5658) (LLVM build 2336.11.00), for
 529                 # some unknown reason.
 530                 #
 531                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wunreachable-code)
 532                 #
 533                 # Due to various places where APIs we don't control
 534                 # require us to cast away constness, we can probably
 535                 # never enable these ones with -Werror.
 536                 #
 537                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wcast-qual)
 538                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wbad-function-cast, C)
 539                 #
 540                 # Some generated ASN.1 dissectors block this one;
 541                 # multiple function declarations for the same
 542                 # function are being generated.
 543                 #
 544                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wredundant-decls)
 545                 #
 546                 # Some loops are safe, but it's hard to convince the
 547                 # compiler of that.
 548                 #
 549                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wunsafe-loop-optimizations)
 550                 #
 551                 # All the registration functions block these for now.
 552                 #
 553                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wmissing-prototypes)
 554                 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wmissing-declarations)
 555         fi
 556 ],)
 557 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wall -W) # -W is now known as -Wextra
 558 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wextra) # -W is now known as -Wextra
 559 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wdeclaration-after-statement, C)
 560 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wendif-labels)
 561 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wpointer-arith)
 562 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wno-pointer-sign, C)
 563 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Warray-bounds)
 564 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wcast-align)
 565 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wformat-security)
 566 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wold-style-definition, C)
 567 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wshorten-64-to-32)
 568 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wstrict-prototypes, C)
 569 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wjump-misses-init, C)
 570 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wvla)
 571 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Waddress)
 572 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Warray-bounds)
 573 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wattributes)
 574 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wdiv-by-zero)
 575 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wignored-qualifiers)
 576 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wpragmas)
 577 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wno-overlength-strings)
 578 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wwrite-strings)
 579 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wno-long-long)
 580 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wc++-compat, C)
 581
 582 #
 583 # XXX - OK for C++?
 584 #
 585 # Make sure -Wshadow doesn't complain about variables in function and
 586 # function pointer declarations shadowing other variables; if not, don't
 587 # turn it on, as some versions of GCC (including the one in at least
 588 # some Xcode versions that came with Mac OS X 10.5) complain about
 589 # that.
 590 #
 591 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wshadow, C,
 592   [
 593 extern int bar(int a);
 594 extern int foo(int);
 595
 596 int
 597 foo(int a)
 598 {
 599         int (*fptr)(int a) = bar;
 600
 601         return fptr(a) * 2;
 602 }
 603   ],
 604   [warns about variables in function declarations shadowing other variables])
 605
 606 # Unfortunately some versions of gcc generate logical-op warnings when strchr()
 607 # is given a constant string.
 608 # gcc versions 4.3.2 and 4.4.5 are known to have the problem.
 609 AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wlogical-op, C,
 610   [
 611 #include <string.h>
 612
 613 int foo(const char *, int);
 614 int bar(void);
 615
 616 int
 617 foo(const char *sep, int c)
 618 {
 619         if (strchr (sep, c) != NULL)
 620                 return 1;
 621         else
 622                 return 0;
 623 }
 624
 625 int
 626 bar(void)
 627 {
 628         return foo("<", 'a');
 629 }
 630   ],
 631   [generates warnings from strchr()])
 632
 633
 634 ## AC_WIRESHARK_GCC_CFLAGS_CHECK(-Wno-error=unused-but-set-variable)
 635
 636 #
 637 # Use the faster pre gcc 4.5 floating point precision if available;
 638 # clang doesn't error out on -f options that it doesn't know about,
 639 # it just warns and ignores them, so this check doesn't cause us
 640 # to omit -fexcess-precision=fast, which produces a pile of
 641 # annoying warnings.
 642 #
 643 if test "x$CC" != "xclang" ; then
 644   AC_WIRESHARK_GCC_CFLAGS_CHECK(-fexcess-precision=fast)
 645 fi
 646
 647 CFLAGS_before_fvhidden=$CFLAGS
 648 AC_WIRESHARK_GCC_CFLAGS_CHECK(-fvisibility=hidden)
 649 if test "x$CLFAGS" = "x$CFLAGS_before_fvhidden"
 650 then
 651         # TODO add other ways of hiding symbols
 652         AC_MSG_WARN(Compiler will export all symbols from shared libraries)
 653 fi
 654
 655 AC_WIRESHARK_LDFLAGS_CHECK([-Wl,--as-needed])
 656 ###AC_WIRESHARK_LDFLAGS_CHECK([-Wl,-M])
 657 ###AC_WIRESHARK_LDFLAGS_CHECK([-Wl,--cref])
 658 # AC_WIRESHARK_LDFLAGS_CHECK([-flto])
 659 # AC_WIRESHARK_LDFLAGS_CHECK([-fwhopr])
 660 # AC_WIRESHARK_LDFLAGS_CHECK([-fwhole-program])
 661
 662 #
 663 # Put -fPIE in PIE_CFLAGS and -pie in PIE_LDFLAGS if we can use them,
 664 # so that we can build dumpcap PIE - it may run with elevated
 665 # privileges, and using PIE means the OS can run it at random locations
 666 # in the address space to make attacks more difficult.
 667 #
 668 CFLAGS_before_pie=$CFLAGS
 669 AC_WIRESHARK_GCC_CFLAGS_CHECK(-fPIE, C)
 670 if test "x$CLFAGS" != "x$CFLAGS_before_pie"
 671 then
 672         # Restore CFLAGS
 673         CFLAGS=$CFLAGS_before_pie
 674
 675         LDFLAGS_before_pie=$LDFLAGS
 676         AC_WIRESHARK_LDFLAGS_CHECK([-fPIE -pie])
 677         if test "x$LDFLAGS" != "x$LDFLAGS_before_pie"
 678         then
 679                 # We can use PIE
 680                 PIE_CFLAGS="-fPIE"
 681                 PIE_LDFLAGS="-pie"
 682
 683                 # Restore LDFLAGS
 684                 LDFLAGS=$LDFLAGS_before_pie
 685         fi
 686
 687 fi
 688 AC_SUBST(PIE_CFLAGS)
 689 AC_SUBST(PIE_LDFLAGS)
 690
 691 #
 692 # If we're running GCC or clang define _U_ to be "__attribute__((unused))"
 693 # so we can use _U_ to flag unused function parameters and not get warnings
 694 # about them. Otherwise, define _U_ to be an empty string so that _U_ used
 695 # to flag an unused function parameters will compile with other compilers.
 696 #
 697 # XXX - similar hints for other compilers?
 698 #
 699 if test "x$GCC" = "xyes" -o "x$CC" = "xclang" ; then
 700   AC_DEFINE(_U_, __attribute__((unused)), [Hint to the compiler that a function parameters is not used])
 701 else
 702   AC_DEFINE(_U_, , [Hint to the compiler that a function parameters is not used])
 703 fi
 704
 705 # If we're running GCC or CLang, use FORTIFY_SOURCE=2
 706 #  (only if the GCC 'optimization level' > 0).
 707 #
 708 # See: http://gcc.gnu.org/ml/gcc-patches/2004-09/msg02055.html
 709 # See: http://sourceware.org/bugzilla/show_bug.cgi?id=13979
 710 #
 711 # Note: FORTIFY_SOURCE is only effective for gcc optimization level > 0 (-O1, etc)
 712 AC_WIRESHARK_GCC_FORTIFY_SOURCE_CHECK
 713
 714 #
 715 # If the compiler supports GCC-style flags, enable a barrier "stop on
 716 # warning".
 717 # This barrier is set for a very large part of the code. However, it is
 718 # typically not set for "generated" code  (flex, ans2wrs, idl2wrs, ...)
 719 #
 720 warnings_as_errors_default="yes"
 721 AC_MSG_CHECKING(whether we should treat compiler warnings as errors)
 722 AC_ARG_ENABLE(warnings-as-errors,
 723   AC_HELP_STRING( [--enable-warnings-as-errors],
 724                   [treat warnings as errors (only for GCC or clang) @<:@default=yes, unless extra warnings are enabled@:>@]),
 725 [
 726   if test "x$ac_supports_gcc_flags" = "xyes" -a "x$enableval" = "xyes"; then
 727     with_warnings_as_errors="yes"
 728     AC_MSG_RESULT(yes)
 729   else
 730     with_warnings_as_errors="no"
 731     AC_MSG_RESULT(no)
 732   fi
 733 ],
 734 [
 735   if test "x$ac_supports_gcc_flags" = "xyes" -a "x$wireshark_extra_gcc_flags" = "x" -a "x$warnings_as_errors_default" = "xyes"; then
 736     with_warnings_as_errors="yes"
 737     AC_MSG_RESULT(yes)
 738   else
 739     with_warnings_as_errors="no"
 740     AC_MSG_RESULT(no)
 741   fi
 742 ]
 743 )
 744 AM_CONDITIONAL(HAVE_WARNINGS_AS_ERRORS, test "x$with_warnings_as_errors" = "xyes")
 745
 746 #
 747 # Add any platform-specific compiler flags needed.
 748 #
 749 AC_MSG_CHECKING(for platform-specific compiler flags)
 750 if test "x$GCC" = "xyes" ; then
 751         #
 752         # GCC - do any platform-specific tweaking necessary.
 753         #
 754         case "$host_os" in
 755         solaris*)
 756                 # the X11 headers don't automatically include prototype info
 757                 # and a lot don't include the return type
 758                 CPPFLAGS="$CPPFLAGS -DFUNCPROTO=15"
 759                 CFLAGS="$CFLAGS -Wno-return-type"
 760                 CXXFLAGS="$CXXFLAGS -Wno-return-type"
 761                 AC_MSG_RESULT(GCC on Solaris - added -Wno-return-type -DFUNCPROTO=15)
 762                 ;;
 763         *)
 764                 AC_MSG_RESULT(none needed)
 765                 ;;
 766         esac
 767 else
 768         #
 769         # Not GCC - assume it's the vendor's compiler.
 770         #
 771         case "$host_os" in
 772         hpux*)
 773                 #
 774                 # HP's ANSI C compiler; flags suggested by Jost Martin.
 775                 # "-Ae" for ANSI C plus extensions such as "long long".
 776                 # "+O2", for optimization.  XXX - works with "-g"?
 777                 #
 778                 # HP's ANSI C++ compiler doesn't support "-Ae", but
 779                 # does support "+O2", at least according to the
 780                 # documentation I can find online.
 781                 #
 782                 CFLAGS="-Ae +O2 $CFLAGS"
 783                 CFLAGS_FOR_BUILD="-Ae +O2 $CFLAGS"
 784                 CXXFLAGS="+O2 $CFLAGS"
 785                 AC_MSG_RESULT(HP ANSI C compiler - added -Ae +O2)
 786                 ;;
 787         *)
 788                 AC_MSG_RESULT(none needed)
 789                 ;;
 790         esac
 791 fi
 792
 793 #
 794 # Add any platform-specific linker flags needed.
 795 #
 796 AC_MSG_CHECKING(for platform-specific linker flags)
 797 case "$host_os" in
 798 darwin*)
 799         #
 800         # Add -Wl,-single_module to the LDFLAGS used with shared
 801         # libraries, to fix some error that show up in some cases;
 802         # some Apple documentation recommends it for most shared
 803         # libraries.
 804         #
 805         LDFLAGS_SHAREDLIB="-Wl,-single_module"
 806         #
 807         # Add -Wl,-search_paths_first to make sure that if we search
 808         # directories A and B, in that order, for a given library, a
 809         # non-shared version in directory A, rather than a shared
 810         # version in directory B, is chosen (so we can use
 811         # --with-pcap=/usr/local to force all programs to be linked
 812         # with a static version installed in /usr/local/lib rather than
 813         # the system version in /usr/lib).
 814         #
 815         LDFLAGS="-Wl,-search_paths_first $LDFLAGS"
 816         AC_MSG_RESULT([Apple linker - added -Wl,-single_module and -Wl,-search_paths_first])
 817         ;;
 818 cygwin*)
 819         #
 820         # Shared libraries in cygwin/Win32 must never contain
 821         # undefined symbols.
 822         #
 823         LDFLAGS="$LDFLAGS -no-undefined"
 824         AC_MSG_RESULT(CygWin GNU ld - added -no-undefined)
 825         ;;
 826 *)
 827         AC_MSG_RESULT(none needed)
 828         ;;
 829 esac
 830 AC_SUBST(LDFLAGS_SHAREDLIB)
 831
 832 # Enable silent builds by default
 833 # Verbose builds can be enabled with "./configure
 834 # --enable-silent-rules ..." or "make V=1 ..."
 835 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])],
 836   [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])])
 837
 838 #
 839 # On "Darwin", which we assume to mean "OS X" rather than "iOS" or
 840 # "just Darwin" (as we don't currently support iOS, and as I don't
 841 # think you can build and run "just Darwin" as an OS for PCs), we
 842 # arrange to build some programs with Application Services so they
 843 # can launch Web browsers and Finder windows, arrange to build some
 844 # programs with System Configuration so they can get "friendly names"
 845 # and other information about interfaces, and build any programs that
 846 # use either of those frameworks or that report version information
 847 # with Core Foundation as the frameworks in question use it and as we
 848 # get version information from plists and thus need Core Foundation
 849 # to process those plists.
 850 #
 851 case "$host_os" in
 852
 853 darwin*)
 854         AC_DEFINE(HAVE_OS_X_FRAMEWORKS, 1, [Define to 1 if you have OS X frameworks])
 855         APPLICATIONSERVICES_FRAMEWORKS="-framework ApplicationServices"
 856         SYSTEMCONFIGURATION_FRAMEWORKS="-framework SystemConfiguration"
 857         COREFOUNDATION_FRAMEWORKS="-framework CoreFoundation"
 858
 859         #
 860         # OK, so we have the OS X frameworks; do they include
 861         # CFPropertyListCreateWithStream, or do we have
 862         # to fall back on CFPropertyListCreateFromStream?
 863         # (They only differ in the error return, which we
 864         # don't care about.  And, no, we shouldn't just
 865         # use CFPropertyListCreateFromStream, because it's
 866         # deprecated in newer releases.)
 867         #
 868         ac_save_LIBS="$LIBS"
 869         LIBS="$LIBS $COREFOUNDATION_FRAMEWORKS"
 870         AC_CHECK_FUNCS(CFPropertyListCreateWithStream)
 871         LIBS="$ac_save_LIBS"
 872         ;;
 873 esac
 874 AC_SUBST(APPLICATIONSERVICES_FRAMEWORKS)
 875 AC_SUBST(SYSTEMCONFIGURATION_FRAMEWORKS)
 876 AC_SUBST(COREFOUNDATION_FRAMEWORKS)
 877
 878 dnl Look in /usr/local for header files and libraries ?
 879 dnl XXX FIXME don't include /usr/local if it is already in the system
 880 dnl search path as this causes gcc 3.2 on Linux to complain about a change
 881 dnl of the system search order for includes
 882 AC_ARG_ENABLE(usr-local,
 883   AC_HELP_STRING( [--enable-usr-local],
 884                   [look for headers and libs in /usr/local tree @<:@default=yes@:>@]),
 885     ac_cv_enable_usr_local=$enableval,ac_cv_enable_usr_local=yes)
 886
 887 AC_MSG_CHECKING(whether to use /usr/local for headers and libraries)
 888 if test "x$ac_cv_enable_usr_local" = "xyes" ; then
 889         if test -d "/usr/local"; then
 890                 AC_MSG_RESULT(yes)
 891                 #
 892                 # Arrange that we search for header files in the source directory
 893                 # and in its "wiretap" subdirectory, as well as in "/usr/local/include",
 894                 # as various packages we use ("libpcap", "zlib", "adns")
 895                 # may have been installed under "/usr/local/include".
 896                 #
 897                 CPPFLAGS="$CPPFLAGS -I/usr/local/include"
 898
 899                 #
 900                 # Arrange that we search for libraries in "/usr/local/lib".
 901                 #
 902                 AC_WIRESHARK_ADD_DASH_L(LDFLAGS, /usr/local/lib)
 903         else
 904                 AC_MSG_RESULT(no)
 905         fi
 906 else
 907         AC_MSG_RESULT(no)
 908 fi
 909
 910 #
 911 # If we're running Solaris, and LD_LIBRARY_PATH is defined, add it as a
 912 # link directory.
 913 #
 914 case "$host_os" in
 915   solaris*)
 916     AC_MSG_CHECKING(for LD_LIBRARY_PATH, since you appear to be running Solaris)
 917     if test x$LD_LIBRARY_PATH != x ; then
 918       LIBS="$LIBS -R$LD_LIBRARY_PATH"
 919       AC_MSG_RESULT(yes -- added LD_LIBRARY_PATH to run-time linker path)
 920     else
 921       AC_MSG_RESULT(no -- this may be a problem in a few seconds)
 922     fi
 923   ;;
 924 esac
 925
 926 #
 927 # Check for versions of "sed" inadequate to handle, in libtool, a list
 928 # of object files as large as the list in Wireshark.
 929 #
 930 # On Solaris, we check for "/bin/sed", "/usr/bin/sed", and "/usr/ucb/sed",
 931 # as both "/usr/bin/sed" (which is also "/bin/sed", as "/bin" is just a
 932 # symlink to "/usr/bin", but people may have "/bin" before "/usr/bin" in
 933 # their search path) and "/usr/ucb/sed" are inadequate; "/usr/xpg4/bin/sed"
 934 # is the only "sed" that comes with Solaris that can handle Wireshark.
 935 #
 936 # Add any checks here that are necessary for other OSes.
 937 #
 938 AC_WIRESHARK_GNU_SED_CHECK
 939 if test "$HAVE_GNU_SED" = no ; then
 940         case "$host_os" in
 941         solaris*)
 942                 AC_MSG_CHECKING(whether one of /usr/bin/sed or /bin/sed or /usr/ucb/sed will be used)
 943                 case `which sed` in
 944                         /bin/sed|/usr/bin/sed|/usr/ucb/sed)
 945                         AC_MSG_RESULT(yes)
 946                         AC_MSG_ERROR([change your path to search /usr/xpg4/bin or directory containing GNU sed before /usr/bin (and /bin and /usr/ucb)])
 947                         ;;
 948
 949                         *)
 950                         AC_MSG_RESULT(no)
 951                         ;;
 952                 esac
 953                 ;;
 954
 955         *)
 956                 :
 957                 ;;
 958         esac
 959 fi
 960
 961 # Enable/disable wireshark
 962 AC_ARG_ENABLE(wireshark,
 963   AC_HELP_STRING( [--enable-wireshark],
 964                   [build the Wireshark GUI (with Gtk+, Qt, or both) @<:@default=yes@:>@]),
 965     enable_wireshark=$enableval,enable_wireshark=yes)
 966
 967 AC_ARG_ENABLE(packet-editor,
 968   AC_HELP_STRING( [--enable-packet-editor],
 969                   [add support for packet editor in Wireshark @<:@default=no@:>@]),
 970     enable_packet_editor=$enableval,enable_packet_editor=no)
 971 if test x$enable_packet_editor = xyes; then
 972         AC_DEFINE(WANT_PACKET_EDITOR, 1, [Support for packet editor])
 973 fi
 974
 975 AC_ARG_ENABLE(profile-build,
 976   AC_HELP_STRING( [--enable-profile-build],
 977                   [build profile-ready binaries @<:@default=no@:>@]),
 978     enable_profile_build=$enableval,enable_profile_build=no)
 979 AM_CONDITIONAL(USE_PROFILE_BUILD, test x$enable_profile_build = xyes)
 980 AC_MSG_CHECKING(if profile builds must be generated)
 981 if test "x$enable_profile_build" = "xyes" ; then
 982         if test "x$GCC" = "xyes" -o "x$CLANG" = "xyes" ; then
 983                 AC_MSG_RESULT(yes)
 984                 CFLAGS=" -pg $CFLAGS"
 985                 CXXFLAGS=" -pg $CXXFLAGS"
 986         else
 987                 AC_MSG_RESULT(no)
 988                 echo "Building profile binaries currently only supported for GCC and clang."
 989         fi
 990 else
 991         AC_MSG_RESULT(no)
 992 fi
 993
 994 # Create DATAFILE_DIR #define for config.h
 995 datafiledir=$datadir/wireshark
 996 datafiledir=`(
 997     test "x$prefix" = xNONE && prefix=$ac_default_prefix
 998     test "x$exec_prefix" = xNONE && exec_prefix=${prefix}
 999     # Ugly hack, but I don't see how this problem can be solved
1000     # properly that DATAFILE_DIR had a value starting with
1001     # "${prefix}/" instead of e.g. "/usr/local/"
1002     eval eval echo "$datafiledir"
1003 )`
1004 AC_DEFINE_UNQUOTED(DATAFILE_DIR,"$datafiledir", [Directory for data])
1005
1006 # Create DOC_DIR #define for config.h
1007 docdir=`(
1008     test "x$prefix" = xNONE && prefix=$ac_default_prefix
1009     test "x$exec_prefix" = xNONE && exec_prefix=${prefix}
1010     # Ugly hack, but I don't see how this problem can be solved
1011     # properly that DOC_DIR had a value starting with
1012     # "${prefix}/" instead of e.g. "/usr/local/"
1013     eval eval echo "$docdir"
1014 )`
1015 AC_DEFINE_UNQUOTED(DOC_DIR, "$docdir", [Directory for docs])
1016
1017 GTK2_MIN_VERSION=2.12.0
1018 AC_SUBST(GTK2_MIN_VERSION)
1019 GTK3_MIN_VERSION=3.0.0
1020 AC_SUBST(GTK3_MIN_VERSION)
1021 QT_MIN_VERSION=4.6.0
1022 AC_SUBST(QT_MIN_VERSION)
1023 # GTK+ and Qt checks; we require GTK+ $GTK2_MIN_VERSION or later or
1024 # GTK3_MIN_VERSION or later or Qt $QT_MIN_VERSION or later.
1025 #
1026 # We only do those if we're going to be building Wireshark;
1027 # otherwise, we don't have any GUI to build, so we don't use
1028 # GTK+ or Qt.
1029 #
1030 # We don't add $GTK_LIBS or $Qt_LIBS to LIBS, because we don't want to
1031 # force all programs to be built with GTK+ or Qt.
1032 #
1033 # Release dates for GTK+ versions:
1034 # 2.12.0: 14 Sep 2007
1035 # 2.14.0: 04 Sep 2008
1036 # 2.16.0: 13 Mar 2009
1037 # 2.18.0: 23 Sep 2009
1038 # 2.20.0: 23 Mar 2010
1039 # 2.22.0: 23 Sep 2010
1040 # 2.24.0: 30 Jan 2011
1041 # 3.0.0:  10 Feb 2011
1042 # 3.2.0:  25 Sep 2011
1043 # 3.4.0:  26 Mar 2012
1044 # 3.6.0:  24 Sep 2012
1045 # 3.8.0:  25 Mar 2013
1046
1047 have_qt=no
1048 have_gtk=no
1049 if test "x$enable_wireshark" = "xyes"; then
1050         if test "x$with_qt" = "xyes"; then
1051
1052                 AC_MSG_CHECKING(whether we have a working C++ compiler)
1053                 AC_LANG_PUSH([C++])
1054                 AC_LINK_IFELSE([AC_LANG_PROGRAM([], [])],
1055                         [AC_MSG_RESULT(yes)],
1056                         [
1057                          AC_MSG_RESULT(no)
1058                          AC_MSG_ERROR(Need a working C++ compiler to build Wireshark with Qt)
1059                         ])
1060                 AC_LANG_POP([C++])
1061
1062                 AM_PATH_QT($QT_MIN_VERSION,
1063                 [
1064                         CFLAGS="$CFLAGS $Qt_CFLAGS"
1065                         CXXFLAGS="$CXXFLAGS $Qt_CFLAGS"
1066                         have_qt=yes
1067                 ]
1068                 , [AC_MSG_ERROR([Qt is not available])])
1069
1070                 #
1071                 # XXX - greasy hack to make ui/gtk/recent.c
1072                 # compile.
1073                 #
1074                 CPPFLAGS="-DQT_GUI_LIB"
1075         fi
1076
1077         if test "x$with_gtk3" = "xyes" -a "x$with_gtk2" = "xyes" ; then
1078                 AC_MSG_ERROR(--with-gtk2 and --with-gtk3 are mutually exclusive)
1079         fi
1080
1081         if test "x$with_gtk3" = "xyes"; then
1082                 AM_PATH_GTK_3_0(3.0.0,
1083                 [
1084                         CFLAGS="$CFLAGS $GTK_CFLAGS"
1085                         CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
1086                         have_gtk=yes
1087                         AC_DEFINE(HAVE_GTK, 1,
1088                             [Define to 1 if compiling with GTK])
1089                 ], have_gtk=no)
1090         fi
1091
1092         if test "x$with_gtk2" = "xyes"; then
1093                 AM_PATH_GTK_2_0($GTK2_MIN_VERSION,
1094                 [
1095                         CFLAGS="$CFLAGS $GTK_CFLAGS"
1096                         CXXFLAGS="$CXXFLAGS $GTK_CFLAGS"
1097                         have_gtk=yes
1098                         AC_DEFINE(HAVE_GTK, 1,
1099                             [Define to 1 if compiling with GTK])
1100                 ], have_gtk=no)
1101         fi
1102 fi
1103
1104 GLIB_MIN_VERSION=2.16.0
1105 AC_SUBST(GLIB_MIN_VERSION)
1106 # GLib checks; we require GLib $GLIB_MIN_VERSION or later, and require gmodule
1107 # support, as we need that for dynamically loading plugins.
1108 # If we found GTK+, this doesn't add GLIB_CFLAGS to CFLAGS, because
1109 # AM_PATH_GTK will add GTK_CFLAGS to CFLAGS, and GTK_CFLAGS is a
1110 # superset of GLIB_CFLAGS.  If we didn't find GTK+, it does add
1111 # GLIB_CFLAGS to CFLAGS.
1112 # However, this means that both @GLIB_LIBS@ and @GTK_LIBS@ will be
1113 # set when generating the Makefile, so we can make programs that require
1114 # only GLib link with @GLIB_LIBS@ and make programs that require GTK+
1115 # link with @GTK_LIBS@ (which includes @GLIB_LIBS@).
1116 # We don't add $GLIB_LIBS to LIBS, because we don't want to force all
1117 # programs to be built with GLib.
1118 #
1119 # Release dates for GLib versions:
1120 # 2.14.0: 03 Aug 2007
1121 # 2.16.0: 10 Mar 2008
1122 # 2.18.0: 02 Sep 2008
1123 # 2.20.0: 13 Mar 2009
1124 # 2.22.0: 22 Sep 2009
1125 # 2.24.0: 28 Mar 2010
1126 # 2.26.0: 27 Sep 2010
1127 # 2.28.0: 08 Feb 2011
1128 # 2.30.0: 27 Sep 2011
1129 # 2.32.0: 24 Mar 2012
1130 # 2.34.0: 24 Sep 2012
1131 # 2.36.0: 25 Mar 2013
1132
1133 use_glib_cflags="true"
1134 if test "$have_gtk" = "yes" -a "$have_qt" = "yes" ; then
1135         # We have both GTK and Qt and thus will be building both wireshark
1136         # and wireshark-qt.
1137
1138         wireshark_bin="wireshark\$(EXEEXT) wireshark-qt\$(EXEEXT)"
1139         wireshark_man="wireshark.1"
1140         wireshark_SUBDIRS="codecs ui/qt ui/gtk"
1141 fi
1142 if test "$have_gtk" = "no" -a "$have_qt" = "yes" ; then
1143         # We don't have GTK+ but we have Qt.
1144
1145         wireshark_bin="wireshark-qt\$(EXEEXT)"
1146         wireshark_man="wireshark.1"
1147         wireshark_SUBDIRS="codecs ui/qt"
1148 fi
1149 if test "$have_gtk" = "yes" -a "$have_qt" = "no" ; then
1150         # We have GTK+ but not Qt.
1151
1152         wireshark_bin="wireshark\$(EXEEXT)"
1153         wireshark_man="wireshark.1"
1154         wireshark_SUBDIRS="codecs ui/gtk"
1155         use_glib_cflags="false"
1156 fi
1157 if test "$have_gtk" = "no" -a "$have_qt" = "no" ; then
1158         # We have neither GTK+ nor Qt.
1159         #
1160         # If they didn't explicitly say "--disable-wireshark",
1161         # fail (so that, unless they explicitly indicated that
1162         # they don't want Wireshark, we stop so they know they
1163         # won't be getting Wireshark unless they fix the GTK+/Qt
1164         # problem).
1165         #
1166         if test "x$enable_wireshark" = "xyes"; then
1167                 if test "x$with_gtk3" = "xyes"; then
1168                         AC_MSG_ERROR([Neither Qt nor GTK+ $GTK3_MIN_VERSION or later are available, so Wireshark can't be compiled])
1169                 else
1170                         AC_MSG_ERROR([Neither Qt nor GTK+ $GTK2_MIN_VERSION or later are available, so Wireshark can't be compiled])
1171                 fi
1172         fi
1173         wireshark_bin=""
1174         wireshark_man=""
1175 fi
1176
1177 if test "$have_gtk" = "yes" ; then
1178         # If we have GTK then add flags for it.
1179
1180         CPPFLAGS="-DGDK_PIXBUF_DISABLE_DEPRECATED $CPPFLAGS"
1181         CPPFLAGS="-DGDK_DISABLE_DEPRECATED $CPPFLAGS"
1182         CPPFLAGS="-DGTK_DISABLE_DEPRECATED $CPPFLAGS"
1183         CPPFLAGS="-DGTK_DISABLE_SINGLE_INCLUDES $CPPFLAGS"
1184         if test ! \( $gtk_config_major_version -eq 2 -a $gtk_config_minor_version -lt 20 \) ; then
1185                 # Enable GSEAL when building with GTK > 2.20
1186                 # (Versions prior to 2.22 lacked some necessary accessors.)
1187                 CPPFLAGS="-DGSEAL_ENABLE $CPPFLAGS"
1188         fi
1189 fi
1190
1191 # XXX - Is this really necessary?  When we build with both Gtk+ and Qt it works...
1192 if test "$use_glib_cflags" = "true"; then
1193         # Use GLIB_CFLAGS
1194         AM_PATH_GLIB_2_0($GLIB_MIN_VERSION,
1195         [
1196                 CFLAGS="$CFLAGS $GLIB_CFLAGS"
1197                 CXXFLAGS="$CXXFLAGS $GLIB_CFLAGS"
1198         ], AC_MSG_ERROR(GLib $GLIB_MIN_VERSION or later distribution not found.), gthread gmodule)
1199 else
1200         # Don't use GLIB_CFLAGS
1201         AM_PATH_GLIB_2_0($GLIB_MIN_VERSION, , AC_MSG_ERROR(GLib $GLIB_MIN_VERSION or later distribution not found.), gthread gmodule)
1202 fi
1203
1204 #
1205 # "make dist" requires that we have the Qt build tools.
1206 #
1207 # Annoyingly, at least on Fedora 16, uic and moc are named XXX-qt4
1208 # rather than just XXX, perhaps to allow Qt 3 and Qt 4 tools to be
1209 # installed; if they're still doing that in current Fedora releases,
1210 # perhaps there will also be XXX-qt5 when they pick up Qt 5.
1211 #
1212 AC_PATH_PROG(UIC, uic-qt4)
1213 if test "x$UIC" = x
1214 then
1215         AC_PATH_PROG(UIC, uic)
1216         if test "x$UIC" = x
1217         then
1218                 if test "x$with_qt" = "xyes"; then
1219                         #
1220                         # If you want to build with Qt, you'd better
1221                         # have uic.
1222                         #
1223                         AC_MSG_ERROR(I couldn't find uic or uic-qt4; make sure it's installed and in your path)
1224                 else
1225                         #
1226                         # We shouldn't fail here, as the user's not
1227                         # building with Qt, and we shouldn't force them
1228                         # to have Qt installed if they're not doing so.
1229                         # "make dist" will fail if they do that, but
1230                         # we don't know whether they'll be doing that,
1231                         # so this is the best we can do.
1232                         #
1233                         UIC=uic
1234                 fi
1235         fi
1236 fi
1237 AC_SUBST(UIC)
1238 AC_PATH_PROG(MOC, moc-qt4)
1239 if test "x$MOC" = x
1240 then
1241         AC_PATH_PROG(MOC, moc)
1242         if test "x$MOC" = x
1243         then
1244                 if test "x$with_qt" = "xyes"; then
1245                         #
1246                         # If you want to build with Qt, you'd better
1247                         # have moc.
1248                         #
1249                         AC_MSG_ERROR(I couldn't find moc or moc-qt4; make sure it's installed and in your path)
1250                 else
1251                         #
1252                         # We shouldn't fail here, as the user's not
1253                         # building with Qt, and we shouldn't force them
1254                         # to have Qt installed if they're not doing so.
1255                         # "make dist" will fail if they do that, but
1256                         # we don't know whether they'll be doing that,
1257                         # so this is the best we can do.
1258                         #
1259                         MIC=moc
1260                 fi
1261         fi
1262 fi
1263 AC_SUBST(MOC)
1264
1265 # Error out if a glib header other than a "top level" header
1266 #  (glib.h, glib-object.h, gio.h) or certain other headers( e.g.,gmodule.h)
1267 #  is used.
1268 CPPFLAGS="-DG_DISABLE_SINGLE_INCLUDES $CPPFLAGS"
1269
1270 # Error out on the usage of deprecated glib functions
1271 CPPFLAGS="-DG_DISABLE_DEPRECATED $CPPFLAGS"
1272
1273 #
1274 # Check whether GLib modules are supported, to determine whether we
1275 # can support plugins.
1276 #
1277 AC_MSG_CHECKING(whether GLib supports loadable modules)
1278 ac_save_CFLAGS="$CFLAGS"
1279 ac_save_LIBS="$LIBS"
1280 CFLAGS="$CFLAGS $GLIB_CFLAGS"
1281 LIBS="$GLIB_LIBS $LIBS"
1282 AC_TRY_RUN([
1283 #include <glib.h>
1284 #include <gmodule.h>
1285 #include <stdio.h>
1286 #include <stdlib.h>
1287
1288 int
1289 main ()
1290 {
1291   if (g_module_supported())
1292     return 0;   /* success */
1293   else
1294     return 1;   /* failure */
1295 }
1296 ], ac_cv_glib_supports_modules=yes, ac_cv_glib_supports_modules=no,
1297    [echo $ac_n "cross compiling; assumed OK... $ac_c"
1298     ac_cv_glib_supports_modules=yes])
1299 CFLAGS="$ac_save_CFLAGS"
1300 LIBS="$ac_save_LIBS"
1301 if test "$ac_cv_glib_supports_modules" = yes ; then
1302   AC_MSG_RESULT(yes)
1303   have_plugins=yes
1304 else
1305   AC_MSG_RESULT(no)
1306   have_plugins=no
1307 fi
1308
1309 #
1310 # If we have <dlfcn.h>, check whether we can use dladdr to find a
1311 # filename (hopefully, a full pathname, but no guarantees) for
1312 # the executable.
1313 #
1314 if test "$ac_cv_header_dlfcn_h" = "yes"
1315 then
1316         AC_MSG_CHECKING(whether dladdr can be used to find the pathname of an executable)
1317         ac_save_CFLAGS="$CFLAGS"
1318         ac_save_LIBS="$LIBS"
1319         CFLAGS="$CFLAGS $GLIB_CFLAGS"
1320         LIBS="$GLIB_LIBS $LIBS"
1321         AC_TRY_RUN([
1322 #define _GNU_SOURCE     /* required on Linux, sigh */
1323 #include <dlfcn.h>
1324
1325 int
1326 main(void)
1327 {
1328         Dl_info info;
1329
1330         if (!dladdr((void *)main, &info))
1331                 return 1;       /* failure */
1332         return 0;               /* assume success */
1333 }
1334 ], ac_cv_dladdr_finds_executable_path=yes, ac_cv_dladdr_finds_executable_path=no,
1335    [echo $ac_n "cross compiling; assumed OK... $ac_c"
1336     ac_cv_dladdr_finds_executable_path=yes])
1337         CFLAGS="$ac_save_CFLAGS"
1338         LIBS="$ac_save_LIBS"
1339         if test x$ac_cv_dladdr_finds_executable_path = xyes
1340         then
1341                 AC_DEFINE(DLADDR_FINDS_EXECUTABLE_PATH, 1, [Define if dladdr can be used to find the path of the executable])
1342         fi
1343         AC_MSG_RESULT($ac_cv_dladdr_finds_executable_path)
1344 fi
1345
1346 #
1347 # Check whether GLib's printf supports thousands grouping. (This might
1348 # be different from the system's printf since GLib can optionally use
1349 # its own printf implementation.)
1350 #
1351 AC_MSG_CHECKING(whether GLib supports POSIX/XSI thousands grouping)
1352 ac_save_CFLAGS="$CFLAGS"
1353 ac_save_LIBS="$LIBS"
1354 CFLAGS="$CFLAGS $GLIB_CFLAGS"
1355 LIBS="$GLIB_LIBS $LIBS"
1356 AC_TRY_RUN([
1357 #include <glib.h>
1358 #include <locale.h>
1359 #include <stdio.h>
1360 #include <string.h>
1361
1362 int
1363 main ()
1364 {
1365   gchar *str;
1366   setlocale(LC_ALL, "en_US.UTF-8");
1367   str = g_strdup_printf("%'u", 123456);
1368   return (strcmp (str, "123,456") != 0);
1369 }
1370 ], ac_cv_glib_supports_printf_grouping=yes, ac_cv_glib_supports_printf_grouping=no,
1371    [echo $ac_n "cross compiling; playing it safe... $ac_c"
1372     ac_cv_glib_supports_printf_grouping=no])
1373 CFLAGS="$ac_save_CFLAGS"
1374 LIBS="$ac_save_LIBS"
1375 if test "$ac_cv_glib_supports_printf_grouping" = yes ; then
1376   AC_MSG_RESULT(yes)
1377   AC_DEFINE(HAVE_GLIB_PRINTF_GROUPING, 1, [Define if your printf() function supports thousands grouping.])
1378 else
1379   AC_MSG_RESULT(no)
1380 fi
1381
1382 if test "x$have_gtk" = "xyes"
1383 then
1384     #
1385     # We have GTK+; do we want the OS X integration functions and,
1386     # if so, do we have them and, if so, which versions do we have,
1387     # the old Carbon-based ones or the new Cocoa-based ones?
1388     #
1389     AC_MSG_CHECKING(whether to use OS X integration functions)
1390
1391     AC_ARG_WITH(osx-integration,
1392       AC_HELP_STRING( [--with-osx-integration],
1393                       [use OS X integration functions @<:@default=yes, if available@:>@]),
1394     [
1395         if test $withval = no
1396         then
1397             want_osx_integration=no
1398         else
1399             want_osx_integration=yes
1400         fi
1401     ],[
1402         want_osx_integration=yes
1403     ])
1404     if test "x$want_osx_integration" = "xno"; then
1405         AC_MSG_RESULT(no)
1406     else
1407         AC_MSG_RESULT(yes)
1408         AC_WIRESHARK_OSX_INTEGRATION_CHECK
1409     fi
1410 fi
1411
1412 AC_SUBST(wireshark_bin)
1413 AC_SUBST(wireshark_man)
1414 AM_CONDITIONAL(HAVE_Qt, test "$have_qt" = "yes")
1415 # XXX - is it bad form for HAVE_GTK to be both a define and a conditional?
1416 AM_CONDITIONAL(HAVE_GTK, test "$have_gtk" = "yes")
1417
1418
1419 # Enable/disable tshark
1420
1421 AC_ARG_ENABLE(tshark,
1422   AC_HELP_STRING( [--enable-tshark],
1423                   [build TShark @<:@default=yes@:>@]),
1424     tshark=$enableval,enable_tshark=yes)
1425
1426 if test "x$enable_tshark" = "xyes" ; then
1427         tshark_bin="tshark\$(EXEEXT)"
1428         tshark_man="tshark.1"
1429         wiresharkfilter_man="wireshark-filter.4"
1430 else
1431         tshark_bin=""
1432         tshark_man=""
1433 fi
1434 AC_SUBST(tshark_bin)
1435 AC_SUBST(tshark_man)
1436 AC_SUBST(wiresharkfilter_man)
1437
1438
1439
1440 # Enable/disable editcap
1441
1442 AC_ARG_ENABLE(editcap,
1443   AC_HELP_STRING( [--enable-editcap],
1444                   [build editcap @<:@default=yes@:>@]),
1445     enable_editcap=$enableval,enable_editcap=yes)
1446
1447 if test "x$enable_editcap" = "xyes" ; then
1448         editcap_bin="editcap\$(EXEEXT)"
1449         editcap_man="editcap.1"
1450 else
1451         editcap_bin=""
1452         editcap_man=""
1453 fi
1454 AC_SUBST(editcap_bin)
1455 AC_SUBST(editcap_man)
1456
1457
1458
1459 # Enable/disable echld
1460
1461 AC_ARG_WITH(echld,
1462   AC_HELP_STRING( [--with-echld],
1463                   [support echld]),
1464 [
1465   if test "x$withval" = "xno"; then
1466       have_echld="no"
1467   else
1468       have_echld="$withval"
1469   fi
1470 ])
1471 AM_CONDITIONAL(HAVE_ECHLD, test "x$have_echld" = "xyes")
1472 if test "x$have_echld" = xyes
1473 then
1474   AC_DEFINE(HAVE_ECHLD, 1, [Define if echld is enabled])
1475   echld_test_bin="echld_test\$(EXEEXT)"
1476   echld_dir="echld"
1477 else
1478   have_echld="no"
1479   echld_test_bin=""
1480   echld_dir=""
1481 fi
1482 AC_SUBST(echld_test_bin)
1483 AC_SUBST(echld_dir)
1484
1485
1486 # Enabling/disabling of dumpcap is done later (after we know if we have PCAP
1487 # or not)
1488
1489 # Enable/disable capinfos
1490
1491 AC_ARG_ENABLE(capinfos,
1492   AC_HELP_STRING( [--enable-capinfos],
1493                   [build capinfos @<:@default=yes@:>@]),
1494     enable_capinfos=$enableval,enable_capinfos=yes)
1495
1496 if test "x$enable_capinfos" = "xyes" ; then
1497         capinfos_bin="capinfos\$(EXEEXT)"
1498         capinfos_man="capinfos.1"
1499 else
1500         capinfos_bin=""
1501         capinfos_man=""
1502 fi
1503 AC_SUBST(capinfos_bin)
1504 AC_SUBST(capinfos_man)
1505
1506
1507 # Enable/disable mergecap
1508
1509 AC_ARG_ENABLE(mergecap,
1510   AC_HELP_STRING( [--enable-mergecap],
1511                   [build mergecap @<:@default=yes@:>@]),
1512     enable_mergecap=$enableval,enable_mergecap=yes)
1513
1514 if test "x$enable_mergecap" = "xyes" ; then
1515         mergecap_bin="mergecap\$(EXEEXT)"
1516         mergecap_man="mergecap.1"
1517 else
1518         mergecap_bin=""
1519         mergecap_man=""
1520 fi
1521 AC_SUBST(mergecap_bin)
1522 AC_SUBST(mergecap_man)
1523
1524
1525 # Enable/disable reordercap
1526
1527 AC_ARG_ENABLE(reordercap,
1528   AC_HELP_STRING( [--enable-reordercap],
1529                   [build reordercap @<:@default=yes@:>@]),
1530     enable_reordercap=$enableval,enable_reordercap=yes)
1531
1532 if test "x$enable_reordercap" = "xyes" ; then
1533         reordercap_bin="reordercap\$(EXEEXT)"
1534         reordercap_man="reordercap.1"
1535 else
1536         reordercap_bin=""
1537         reordercap_man=""
1538 fi
1539 AC_SUBST(reordercap_bin)
1540 AC_SUBST(reordercap_man)
1541
1542
1543 # Enable/disable text2pcap
1544
1545 AC_ARG_ENABLE(text2pcap,
1546   AC_HELP_STRING( [--enable-text2pcap],
1547                   [build text2pcap @<:@default=yes@:>@]),
1548     text2pcap=$enableval,enable_text2pcap=yes)
1549
1550 if test "x$enable_text2pcap" = "xyes" ; then
1551         text2pcap_bin="text2pcap\$(EXEEXT)"
1552         text2pcap_man="text2pcap.1"
1553 else
1554         text2pcap_bin=""
1555         text2pcap_man=""
1556 fi
1557 AC_SUBST(text2pcap_bin)
1558 AC_SUBST(text2pcap_man)
1559
1560
1561 # Enable/disable dftest
1562
1563 AC_ARG_ENABLE(dftest,
1564   AC_HELP_STRING( [--enable-dftest],
1565                   [build dftest @<:@default=yes@:>@]),
1566     enable_dftest=$enableval,enable_dftest=yes)
1567
1568 if test "x$enable_dftest" = "xyes" ; then
1569         dftest_bin="dftest\$(EXEEXT)"
1570         dftest_man="dftest.1"
1571 else
1572         dftest_bin=""
1573         dftest_man=""
1574 fi
1575 AC_SUBST(dftest_bin)
1576 AC_SUBST(dftest_man)
1577
1578
1579 # Enable/disable randpkt
1580
1581 AC_ARG_ENABLE(randpkt,
1582   AC_HELP_STRING( [--enable-randpkt],
1583                   [build randpkt @<:@default=yes@:>@]),
1584     enable_randpkt=$enableval,enable_randpkt=yes)
1585
1586 if test "x$enable_randpkt" = "xyes" ; then
1587         randpkt_bin="randpkt\$(EXEEXT)"
1588         randpkt_man="randpkt.1"
1589 else
1590         randpkt_bin=""
1591         randpkt_man=""
1592 fi
1593 AC_SUBST(randpkt_bin)
1594 AC_SUBST(randpkt_man)
1595
1596
1597
1598 dnl Checks for "gethostbyname()" - and "-lnsl", if we need it to get
1599 dnl "gethostbyname()".
1600 AC_WIRESHARK_GETHOSTBY_LIB_CHECK
1601
1602 dnl Checks for "connect()", used as a proxy for "socket()" - and
1603 dnl "-lsocket", if we need it to get "connect()".
1604 AC_WIRESHARK_SOCKET_LIB_CHECK
1605
1606 dnl pcap check
1607 AC_MSG_CHECKING(whether to use libpcap for packet capture)
1608
1609 AC_ARG_WITH(pcap,
1610   AC_HELP_STRING( [--with-pcap@<:@=DIR@:>@],
1611                   [use libpcap for packet capturing @<:@default=yes@:>@]),
1612 [
1613         if test $withval = no
1614         then
1615                 want_pcap=no
1616         elif test $withval = yes
1617         then
1618                 want_pcap=yes
1619         else
1620                 want_pcap=yes
1621                 pcap_dir=$withval
1622         fi
1623 ],[
1624         want_pcap=yes
1625         pcap_dir=
1626 ])
1627 if test "x$want_pcap" = "xno" ; then
1628         AC_MSG_RESULT(no)
1629 else
1630         AC_MSG_RESULT(yes)
1631         AC_WIRESHARK_PCAP_CHECK
1632 fi
1633
1634
1635 dnl Check for airpcap
1636 AC_MSG_CHECKING(whether to include airpcap support)
1637 AC_ARG_ENABLE(airpcap,
1638   AC_HELP_STRING( [--enable-airpcap],
1639                   [use AirPcap in Wireshark @<:@default=yes@:>@]),
1640   enable_airpcap=$enableval, enable_airpcap=yes)
1641
1642 if test x$enable_airpcap = xyes; then
1643         if test "x$want_pcap" = "xno" ; then
1644                 enable_airpcap=no
1645                 AC_MSG_RESULT(pcap not available - disabling airpcap)
1646         else
1647                 AC_MSG_RESULT(yes)
1648                 AC_DEFINE(HAVE_AIRPCAP, 1, [Enable AirPcap])
1649         fi
1650 else
1651         AC_MSG_RESULT(no)
1652 fi
1653
1654
1655 dnl dumpcap check
1656 AC_MSG_CHECKING(whether to build dumpcap)
1657
1658 AC_ARG_ENABLE(dumpcap,
1659   AC_HELP_STRING( [--enable-dumpcap],
1660                   [build dumpcap @<:@default=yes@:>@]),
1661     enable_dumpcap=$enableval,enable_dumpcap=yes)
1662
1663 if test "x$enable_dumpcap" = "xyes" ; then
1664         if test "x$want_pcap" = "xno" ; then
1665                 enable_dumpcap=no
1666                 AC_MSG_RESULT(pcap not available - disabling dumpcap)
1667         else
1668                 AC_MSG_RESULT(yes)
1669         fi
1670 else
1671         AC_MSG_RESULT(no)
1672 fi
1673
1674 if test "x$enable_dumpcap" = "xyes" ; then
1675         dumpcap_bin="dumpcap\$(EXEEXT)"
1676         dumpcap_man="dumpcap.1"
1677 else
1678         dumpcap_bin=""
1679         dumpcap_man=""
1680 fi
1681 AC_SUBST(dumpcap_bin)
1682 AC_SUBST(dumpcap_man)
1683
1684 # Enable/disable rawshark
1685
1686 dnl rawshark check
1687 AC_MSG_CHECKING(whether to build rawshark)
1688
1689 AC_ARG_ENABLE(rawshark,
1690   AC_HELP_STRING( [--enable-rawshark],
1691                   [build rawshark @<:@default=yes@:>@]),
1692     rawshark=$enableval,enable_rawshark=yes)
1693
1694 if test "x$enable_rawshark" = "xyes" ; then
1695         if test "x$want_pcap" = "xno" ; then
1696                 enable_rawshark=no
1697                 AC_MSG_RESULT(pcap not available - disabling rawshark)
1698         else
1699                 AC_MSG_RESULT(yes)
1700         fi
1701 else
1702         AC_MSG_RESULT(no)
1703 fi
1704
1705 if test "x$enable_rawshark" = "xyes" ; then
1706         rawshark_bin="rawshark\$(EXEEXT)"
1707         rawshark_man="rawshark.1"
1708 else
1709         rawshark_bin=""
1710         rawshark_man=""
1711 fi
1712 AC_SUBST(rawshark_bin)
1713 AC_SUBST(rawshark_man)
1714
1715 dnl Use pcap-ng by default
1716 AC_ARG_ENABLE(pcap-ng-default,
1717   AC_HELP_STRING( [--enable-pcap-ng-default],
1718                   [use the pcap-ng file format by default instead of pcap @<:@default=yes@:>@]),
1719     enable_pcap_ng_default=$enableval,enable_pcap_ng_default=yes)
1720 if test x$enable_pcap_ng_default = xyes; then
1721         AC_DEFINE(PCAP_NG_DEFAULT, 1, [Support for pcap-ng])
1722 fi
1723
1724 dnl pcap remote check
1725 AC_MSG_CHECKING(whether to use libpcap remote capturing feature)
1726
1727 AC_ARG_WITH(pcap-remote,
1728     AC_HELP_STRING([--with-pcap-remote],
1729                    [use libpcap remote capturing (requires libpcap)]),
1730 [
1731     if test $withval = no
1732     then
1733         want_pcap_remote=no
1734     else
1735         want_pcap_remote=yes
1736     fi
1737 ],[
1738     want_pcap_remote=no
1739 ])
1740 if test "x$want_pcap_remote" = "xno" -o "x$want_pcap" = "xno" ; then
1741     AC_MSG_RESULT(no)
1742 else
1743     AC_MSG_RESULT(yes)
1744     AC_WIRESHARK_PCAP_REMOTE_CHECK
1745 fi
1746
1747 dnl zlib check
1748 AC_MSG_CHECKING(whether to use zlib for gzip compression and decompression)
1749
1750 AC_ARG_WITH(zlib,
1751   AC_HELP_STRING([--with-zlib@<:@=DIR@:>@],
1752                  [use zlib (located in directory DIR, if supplied) for gzip compression and decompression @<:@default=yes, if available@:>@]),
1753 [
1754         if test "x$withval" = "xno"
1755         then
1756                 want_zlib=no
1757         elif test "x$withval" = "xyes"
1758         then
1759                 want_zlib=yes
1760         else
1761                 want_zlib=yes
1762                 zlib_dir="$withval"
1763         fi
1764 ],[
1765         #
1766         # Use zlib if it's present, otherwise don't.
1767         #
1768         want_zlib=ifavailable
1769         zlib_dir=
1770 ])
1771 if test "x$want_zlib" = "xno" ; then
1772         AC_MSG_RESULT(no)
1773 else
1774         AC_MSG_RESULT(yes)
1775         AC_WIRESHARK_ZLIB_CHECK
1776         if test "x$want_zlib" = "xno" ; then
1777                 AC_MSG_RESULT(zlib not found - disabling gzip compression and decompression)
1778         else
1779                 if test "x$ac_cv_func_inflatePrime" = "xno" ; then
1780                         AC_MSG_RESULT(inflatePrime not found in zlib - disabling gzipped capture file support)
1781                 fi
1782         fi
1783 fi
1784
1785 dnl Lua check
1786 AC_MSG_CHECKING(whether to use liblua for the Lua scripting plugin)
1787
1788 AC_ARG_WITH(lua,
1789   AC_HELP_STRING( [--with-lua@<:@=DIR@:>@],
1790                   [use liblua (located in directory DIR, if supplied) for the Lua scripting plugin @<:@default=yes, if available@:>@]),
1791 [
1792         if test $withval = no
1793         then
1794                 want_lua=no
1795         elif test $withval = yes
1796         then
1797                 want_lua=yes
1798         else
1799                 want_lua=yes
1800                 lua_dir=$withval
1801         fi
1802 ],[
1803         #
1804         # Use liblua by default
1805         #
1806         want_lua=ifavailable
1807         lua_dir=
1808 ])
1809 if test "x$want_lua" = "xno" ; then
1810         AC_MSG_RESULT(no)
1811 else
1812         AC_MSG_RESULT(yes)
1813         AC_WIRESHARK_LIBLUA_CHECK
1814         if test "x$want_lua" = "xno" ; then
1815                 AC_MSG_RESULT(liblua not found - disabling support for the lua scripting plugin)
1816         fi
1817 fi
1818 AM_CONDITIONAL(HAVE_LIBLUA, test x$want_lua = xyes)
1819
1820
1821 dnl portaudio check
1822 AC_MSG_CHECKING(whether to use libportaudio for the rtp_player)
1823
1824 AC_ARG_WITH(portaudio,
1825   AC_HELP_STRING( [--with-portaudio@<:@=DIR@:>@],
1826                   [use libportaudio (located in directory DIR, if supplied) for the rtp_player @<:@default=yes, if available@:>@]),
1827 [
1828         if test $withval = no
1829         then
1830                 want_portaudio=no
1831         elif test $withval = yes
1832         then
1833                 want_portaudio=yes
1834         else
1835                 want_portaudio=yes
1836                 portaudio_dir=$withval
1837         fi
1838 ],[
1839         #
1840         # Use libportaudio by default
1841         #
1842         want_portaudio=ifavailable
1843         portaudio_dir=
1844 ])
1845 if test "x$want_portaudio" = "xno" ; then
1846         AC_MSG_RESULT(no)
1847 else
1848         AC_MSG_RESULT(yes)
1849         AC_WIRESHARK_LIBPORTAUDIO_CHECK
1850         if test "x$want_portaudio" = "xno" ; then
1851                 AC_MSG_RESULT(libportaudio not found - disabling support for the rtp_player)
1852         fi
1853 fi
1854 AM_CONDITIONAL(HAVE_LIBPORTAUDIO, test x$want_portaudio = xyes)
1855
1856
1857 dnl ipv6 check
1858 AC_ARG_ENABLE(ipv6,
1859   AC_HELP_STRING( [--enable-ipv6],
1860                   [use IPv6 name resolution, if available @<:@default=yes@:>@]),
1861     enable_ipv6=$enableval,enable_ipv6=yes)
1862
1863 AC_MSG_CHECKING(whether to enable ipv6 name resolution if available)
1864 if test "x$enable_ipv6" = "xno" ; then
1865         AC_MSG_RESULT(no)
1866 else
1867         AC_MSG_RESULT(yes)
1868         AC_WIRESHARK_IPV6_STACK
1869 fi
1870
1871
1872 dnl Check if dumpcap should be installed with filesystem capabilities
1873 AC_PATH_PROG(SETCAP, setcap)
1874 AC_ARG_ENABLE(setcap-install,
1875   AC_HELP_STRING( [--enable-setcap-install],
1876                   [install dumpcap with cap_net_admin and cap_net_raw @<:@default=no@:>@]),
1877     enable_setcap_install=$enableval,enable_setcap_install=no)
1878
1879 AC_MSG_CHECKING(whether to install dumpcap with cap_net_admin and cap_net_raw capabilities)
1880 if test "x$enable_setcap_install" = "xno" ; then
1881         AC_MSG_RESULT(no)
1882 else
1883         if test "x$SETCAP" = "x" ; then
1884                 AC_MSG_RESULT(no. Setcap not found)
1885         elif test "x$enable_dumpcap" = "xno" ; then
1886                 AC_MSG_ERROR(Setcap install works only with dumpcap but dumpcap is disabled)
1887         else
1888                 AC_MSG_RESULT(yes)
1889         fi
1890 fi
1891
1892 AM_CONDITIONAL(SETCAP_INSTALL, test x$enable_setcap_install = xyes)
1893
1894 dnl Check if dumpcap should be installed setuid
1895 AC_ARG_ENABLE(setuid-install,
1896   AC_HELP_STRING( [--enable-setuid-install],
1897                   [install dumpcap as setuid @<:@default=no@:>@]),
1898     enable_setuid_install=$enableval,enable_setuid_install=no)
1899
1900 AC_MSG_CHECKING(whether to install dumpcap setuid)
1901 if test "x$enable_setuid_install" = "xno" ; then
1902         AC_MSG_RESULT(no)
1903 else
1904         if test "x$enable_setcap_install" = "xyes" ; then
1905                 enable_setuid_install=no
1906                 AC_MSG_RESULT(no; using setcap instead)
1907         elif test "x$enable_dumpcap" = "xno" ; then
1908                 AC_MSG_ERROR(Setuid install works only with dumpcap but dumpcap is disabled)
1909         else
1910                 AC_MSG_RESULT(yes)
1911         fi
1912 fi
1913
1914 AM_CONDITIONAL(SETUID_INSTALL, test x$enable_setuid_install = xyes)
1915 AC_CHECK_FUNCS(setresuid setresgid)
1916
1917 dnl ...but our Network Operations group is named "no"!
1918 DUMPCAP_GROUP=''
1919 AC_ARG_WITH(dumpcap-group,
1920   AC_HELP_STRING( [--with-dumpcap-group=GROUP],
1921                   [restrict dumpcap to GROUP]),
1922 [
1923   if test "x$withval" = "xyes"; then
1924       AC_MSG_ERROR([No dumpcap group specified.])
1925   elif test "x$withval" != "xno"; then
1926       if test "x$enable_dumpcap" = "xno" ; then
1927           AC_MSG_ERROR(dumpcap group install works only with dumpcap but dumpcap is disabled)
1928       fi
1929       AC_MSG_RESULT($withval)
1930       DUMPCAP_GROUP="$withval"
1931   fi
1932 ])
1933 AC_SUBST(DUMPCAP_GROUP)
1934 AM_CONDITIONAL(HAVE_DUMPCAP_GROUP, test x$DUMPCAP_GROUP != x)
1935
1936 dnl libcap (not libpcap) check
1937 LIBCAP_LIBS=''
1938 AC_MSG_CHECKING(whether to use the libcap capabilities library)
1939
1940 AC_ARG_WITH(libcap,
1941   AC_HELP_STRING( [--with-libcap@<:@=DIR@:>@],
1942                   [use libcap (located in directory DIR, if supplied) for POSIX.1e capabilities management @<:@default=yes, if present@:>@]),
1943 [
1944 if   test "x$withval" = "xno";  then
1945         want_libcap=no
1946 elif test "x$withval" = "xyes"; then
1947         want_libcap=yes
1948 elif test -d "$withval"; then
1949         want_libcap=yes
1950         AC_WIRESHARK_ADD_DASH_L(LDFLAGS, ${withval}/lib)
1951 fi
1952 ])
1953 if test "x$with_libcap" = "xno" ; then
1954         AC_MSG_RESULT(no)
1955 else
1956         AC_MSG_RESULT(yes)
1957         AC_WIRESHARK_LIBCAP_CHECK
1958 fi
1959 AC_SUBST(LIBCAP_LIBS)
1960
1961 dnl Checks for header files.
1962 dnl Some of these may not be needed: http://hacks.owlfolio.org/header-survey/
1963 AC_CHECK_HEADERS(direct.h dirent.h fcntl.h grp.h inttypes.h netdb.h pwd.h stdarg.h stddef.h unistd.h)
1964 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)
1965 AC_CHECK_HEADERS(netinet/in.h)
1966 AC_CHECK_HEADERS(arpa/inet.h arpa/nameser.h)
1967
1968 dnl SSL Check
1969 SSL_LIBS=''
1970 AC_MSG_CHECKING(whether to use SSL library)
1971
1972 AC_ARG_WITH(ssl,
1973   AC_HELP_STRING( [--with-ssl@<:@=DIR@:>@],
1974                   [use SSL crypto library (located in directory DIR, if supplied) @<:@default=no@:>@]),
1975 [
1976 if test "x$withval" = "xno";  then
1977         want_ssl=no
1978 elif test "x$withval" = "xyes"; then
1979         want_ssl=yes
1980 elif test -d "$withval"; then
1981         want_ssl=yes
1982         AC_WIRESHARK_ADD_DASH_L(LDFLAGS, ${withval}/lib)
1983 fi
1984 ],[
1985         want_ssl=no
1986 ])
1987 if test "x$want_ssl" = "xyes"; then
1988         AC_MSG_RESULT(yes)
1989         AC_CHECK_LIB(crypto,EVP_md5,
1990             [
1991                 SSL_LIBS=-lcrypto
1992             ],
1993             [
1994                 AC_MSG_ERROR([SSL crypto library was requested, but is not available])
1995             ])
1996 else
1997         AC_MSG_RESULT(no)
1998 fi
1999 AC_SUBST(SSL_LIBS)
2000
2001 dnl kerberos check
2002 AC_MSG_CHECKING(whether to use Kerberos library)
2003
2004 AC_ARG_WITH(krb5,
2005   AC_HELP_STRING( [--with-krb5@<:@=DIR@:>@],
2006                   [use Kerberos library (located in directory DIR, if supplied) to use in Kerberos dissection @<:@default=yes@:>@]),
2007 [
2008         if test $withval = no
2009         then
2010                 want_krb5=no
2011         elif test $withval = yes
2012         then
2013                 want_krb5=yes
2014         else
2015                 want_krb5=yes
2016                 krb5_dir=$withval
2017         fi
2018 ],[
2019         #
2020         # Use Kerberos library if available, otherwise don't.
2021         #
2022         want_krb5=ifavailable
2023         krb5_dir=
2024 ])
2025 if test "x$want_krb5" = "xno" ; then
2026         AC_MSG_RESULT(no)
2027 else
2028         AC_MSG_RESULT(yes)
2029         AC_WIRESHARK_KRB5_CHECK
2030 fi
2031
2032
2033 dnl c-ares Check
2034 C_ARES_LIBS=''
2035 AC_MSG_CHECKING(whether to use the c-ares library if available)
2036
2037 AC_ARG_WITH(c-ares,
2038   AC_HELP_STRING( [--with-c-ares@<:@=DIR@:>@],
2039                   [use c-ares (located in directory DIR, if supplied) - supersedes --with-adns @<:@default=yes, if present@:>@]),
2040 [
2041 if   test "x$withval" = "xno";  then
2042         want_c_ares=no
2043 elif test "x$withval" = "xyes"; then
2044         want_c_ares=yes
2045 elif test -d "$withval"; then
2046         want_c_ares=yes
2047         AC_WIRESHARK_ADD_DASH_L(LDFLAGS, ${withval}/lib)
2048 fi
2049 ])
2050 if test "x$want_c_ares" = "xno" ; then
2051         AC_MSG_RESULT(no)
2052 else
2053         AC_MSG_RESULT(yes)
2054         AC_WIRESHARK_C_ARES_CHECK
2055 fi
2056 AC_SUBST(C_ARES_LIBS)
2057
2058 dnl ADNS Check
2059 ADNS_LIBS=''
2060 AC_MSG_CHECKING(whether to use the GNU ADNS library if available)
2061
2062 AC_ARG_WITH(adns,
2063   AC_HELP_STRING( [--with-adns@<:@=DIR@:>@],
2064                   [use GNU ADNS (located in directory DIR, if supplied) @<:@default=yes, if present@:>@]),
2065 [
2066 if   test "x$withval" = "xno";  then
2067         want_adns=no
2068 elif test "x$withval" = "xyes"; then
2069         want_adns=yes
2070 elif test -d "$withval"; then
2071         want_adns=yes
2072         AC_WIRESHARK_ADD_DASH_L(LDFLAGS, ${withval}/lib)
2073 fi
2074 ])
2075 if test "x$want_adns" = "xno" -o "x$have_good_c_ares" = "xyes" ; then
2076         AC_MSG_RESULT(no)
2077 else
2078         AC_MSG_RESULT(yes)
2079         AC_WIRESHARK_ADNS_CHECK
2080 fi
2081 AC_SUBST(ADNS_LIBS)
2082
2083 dnl GEOIP Check
2084 GEOIP_LIBS=''
2085 AC_MSG_CHECKING(whether to use the GeoIP IP address mapping library if available)
2086
2087 AC_ARG_WITH(geoip,
2088   AC_HELP_STRING( [--with-geoip@<:@=DIR@:>@],
2089                   [use GeoIP (located in directory DIR, if supplied) @<:@default=yes, if present@:>@]),
2090 [
2091 if   test "x$withval" = "xno";  then
2092         want_geoip=no
2093 elif test "x$withval" = "xyes"; then
2094         want_geoip=yes
2095 elif test -d "$withval"; then
2096         want_geoip=yes
2097         AC_WIRESHARK_ADD_DASH_L(LDFLAGS, ${withval}/lib)
2098 fi
2099 ])
2100 if test "x$want_geoip" = "xno"; then
2101         AC_MSG_RESULT(no)
2102 else
2103         AC_MSG_RESULT(yes)
2104         AC_WIRESHARK_GEOIP_CHECK
2105 fi
2106 AC_SUBST(GEOIP_LIBS)
2107
2108 # Warning: this Python scripting appears to be broken (does not work at all).
2109 # Running it also causes Valgrind to complain about all sorts of memory errors.
2110 # Suggestion: do not enable it unless you are working on fixing it.
2111 #
2112 # An alternative might be https://code.google.com/p/pyreshark/
2113 #
2114 dnl Python devel Check
2115 AC_MSG_CHECKING(whether to use the Python interpreter for scripting)
2116
2117 AC_ARG_WITH(broken-python,
2118     AC_HELP_STRING( [--with-broken-python@<:@=DIR@:>@],
2119                     [use the (BROKEN) Python interpreter (installed in DIR, if supplied) @<:@default=no@:>@]),
2120 [
2121         pythondir='${libdir}/wireshark/python/${VERSION}'
2122         if test "x$withval" = "xno"
2123         then
2124                 want_python=no
2125         elif test "x$withval" = "xyes"
2126         then
2127                 want_python=yes
2128         else
2129                 want_python=yes
2130                 pythondir="$withval"
2131         fi
2132 ],[
2133         # By default (user didn't explicitly enable Python), don't enable
2134         # Python support.
2135         #
2136         want_python=no
2137         #pythondir='${libdir}/wireshark/python/${VERSION}'
2138 ])
2139 if test "x$want_python" = "xno" ; then
2140         AC_MSG_RESULT(no)
2141 else
2142         AC_MSG_RESULT(yes)
2143         AC_WIRESHARK_PYTHON_CHECK
2144 fi
2145 AM_CONDITIONAL(HAVE_LIBPY, test x$want_python != xno)
2146 AC_SUBST(pythondir)
2147
2148 #
2149 # Define WS_MSVC_NORETURN appropriately for declarations of routines that
2150 # never return (just like Charlie on the MTA).
2151 #
2152 # Note that MSVC++ expects __declspec(noreturn) to precede the function
2153 # name and GCC, as far as I know, expects __attribute__((noreturn)) to
2154 # follow the function name, so we need two different flavors of
2155 # noreturn tag.
2156 #
2157 AC_DEFINE(WS_MSVC_NORETURN,, [Define as the string to precede declarations of routines that never return])
2158
2159 dnl Checks for typedefs, structures, and compiler characteristics.
2160 # AC_C_CONST
2161
2162 # Check how we can get the time zone abbreviation
2163 AC_WIRESHARK_TIMEZONE_ABBREV
2164
2165 # We need to know whether "struct stat" has an "st_flags" member
2166 # for file_user_immutable().
2167
2168 AC_WIRESHARK_STRUCT_ST_FLAGS
2169
2170 # We need to know whether "struct sockaddr" has an "sa_len" member
2171 # for get_interface_list().
2172
2173 AC_WIRESHARK_STRUCT_SA_LEN
2174
2175 # We must know our byte order
2176 AC_C_BIGENDIAN
2177
2178 # Checks whether "-traditional" is needed when using "ioctl".
2179 # XXX - do we need this?
2180 AC_PROG_GCC_TRADITIONAL
2181
2182 GETOPT_LO=""
2183 AC_CHECK_FUNC(getopt,
2184   [GETOPT_LO=""
2185    AC_DEFINE(HAVE_GETOPT, 1, [Define to 1 if you have the getopt function.])
2186   ],
2187   GETOPT_LO="wsgetopt.lo"
2188 )
2189 if test "$ac_cv_func_getopt" = no ; then
2190   GETOPT_LO="wsgetopt.lo"
2191 fi
2192 AM_CONDITIONAL(NEED_GETOPT_LO, test "x$ac_cv_func_getopt" = "xno")
2193 AC_SUBST(GETOPT_LO)
2194
2195 AC_CHECK_FUNC(strncasecmp, STRNCASECMP_LO="",
2196   STRNCASECMP_LO="strncasecmp.lo")
2197 if test "$ac_cv_func_strncasecmp" = no ; then
2198   STRNCASECMP_LO="strncasecmp.lo"
2199 fi
2200 AM_CONDITIONAL(NEED_STRNCASECMP_LO, test "x$ac_cv_func_strncasecmp" = "xno")
2201 AC_SUBST(STRNCASECMP_LO)
2202
2203 AC_CHECK_FUNCS(mkstemp mkdtemp)
2204
2205 AC_SEARCH_LIBS(inet_aton, [socket nsl], have_inet_aton=yes,
2206     have_inet_aton=no)
2207 if test "$have_inet_aton" = no; then
2208   INET_ATON_LO="inet_aton.lo"
2209   AC_DEFINE(NEED_INET_ATON_H, 1, [Define if inet/aton.h needs to be included])
2210 else
2211   INET_ATON_LO=""
2212 fi
2213 AM_CONDITIONAL(NEED_INET_ATON_LO, test "x$have_inet_aton" = "xno")
2214 AC_SUBST(INET_ATON_LO)
2215
2216 AC_SEARCH_LIBS(inet_pton, [socket nsl], [
2217   dnl check for pre-BIND82 inet_pton() bug.
2218   AC_MSG_CHECKING(for broken inet_pton)
2219   AC_TRY_RUN([#include <sys/types.h>
2220 #include <sys/socket.h>
2221 #include <netinet/in.h>
2222 #include <arpa/inet.h>
2223 int main()
2224 {
2225 #ifdef AF_INET6
2226   char buf[16];
2227   /* this should return 0 (error) */
2228   return inet_pton(AF_INET6, "0:1:2:3:4:5:6:7:", buf);
2229 #else
2230   return 1;
2231 #endif
2232 }], [AC_MSG_RESULT(ok);
2233 have_inet_pton=yes], [AC_MSG_RESULT(broken);
2234 have_inet_pton=no], [AC_MSG_RESULT(cross compiling, assume it is broken);
2235 have_inet_pton=no])],
2236 have_inet_pton=no)
2237 if test "$have_inet_pton" = no; then
2238   INET_PTON_LO="inet_pton.lo"
2239 else
2240   INET_PTON_LO=""
2241 fi
2242 AM_CONDITIONAL(NEED_INET_PTON_LO, test "x$have_inet_pton" = "xno")
2243 AC_SUBST(INET_PTON_LO)
2244
2245 AC_SEARCH_LIBS(inet_ntop, [socket nsl], [
2246   AC_MSG_CHECKING([for inet_ntop prototype])
2247   AC_TRY_COMPILE([#include <stdio.h>
2248 #include <sys/types.h>
2249 #include <sys/socket.h>
2250 #include <netinet/in.h>
2251 #include <arpa/inet.h>
2252
2253 extern const char *inet_ntop(int, const void *, char *, size_t);],, [
2254     AC_MSG_RESULT(yes)
2255     AC_DEFINE(HAVE_INET_NTOP_PROTO, 1,
2256     [Define if inet_ntop() prototype exists])], [
2257     AC_TRY_COMPILE([#include <stdio.h>
2258 #include <sys/types.h>
2259 #include <sys/socket.h>
2260 #include <netinet/in.h>
2261 #include <arpa/inet.h>
2262
2263 extern const char *inet_ntop(int, const void *, char *, socklen_t);],, [
2264       AC_MSG_RESULT(yes)
2265       AC_DEFINE(HAVE_INET_NTOP_PROTO, 1,
2266       [Define if inet_ntop() prototype exists])], [
2267       AC_MSG_RESULT(no)])])
2268   INET_NTOP_LO=""], [
2269   INET_NTOP_LO="inet_ntop.lo"
2270   AC_DEFINE(NEED_INET_V6DEFS_H, 1,
2271   [Define if inet/v6defs.h needs to be included])])
2272 AM_CONDITIONAL(NEED_INET_NTOP_LO, test "x$INET_NTOP_LO" != "x")
2273 AC_SUBST(INET_NTOP_LO)
2274
2275 AC_CHECK_FUNC(strptime, STRPTIME_LO="",
2276   [STRPTIME_LO="strptime.lo"
2277    AC_DEFINE(NEED_STRPTIME_H, 1, [Define if strptime.h needs to be included])
2278 ])
2279 if test "$ac_cv_func_strptime" = no ; then
2280   STRPTIME_LO="strptime.lo"
2281 fi
2282 AC_SUBST(STRPTIME_C)
2283 AM_CONDITIONAL(NEED_STRPTIME_LO, test "x$ac_cv_func_strptime" = "no")
2284 AC_SUBST(STRPTIME_LO)
2285
2286 AC_CHECK_FUNCS(getprotobynumber gethostbyname2)
2287 AC_CHECK_FUNCS(issetugid)
2288 AC_CHECK_FUNCS(mmap mprotect sysconf)
2289 AC_CHECK_FUNCS(strtoll)
2290
2291 dnl blank for now, but will be used in future
2292 AC_SUBST(wireshark_SUBDIRS)
2293
2294 dnl
2295 dnl check whether plugins should be enabled and, if they should be,
2296 dnl check for plugins directory - stolen from Amanda's configure.ac
2297 dnl
2298 dnl we don't wish to expand ${libdir} yet
2299 plugindir='${libdir}/wireshark/plugins/${VERSION}'
2300 AC_ARG_WITH(plugins,
2301   AC_HELP_STRING( [--with-plugins@<:@=DIR@:>@],
2302                   [support plugins (installed in DIR, if supplied) @<:@default=yes, if possible@:>@]),
2303 [
2304   if test "x$withval" = "xno"; then
2305     have_plugins=no
2306   elif test "x$have_plugins" = "xno"; then
2307       AC_MSG_ERROR([GLib on this platform doesn't support loadable modules, so you can't enable plugins.])
2308   elif test "x$withval" != "xyes"; then
2309       plugindir="$withval"
2310   fi
2311 ])
2312 AM_CONDITIONAL(HAVE_PLUGINS, test "x$have_plugins" = "xyes")
2313 if test x$have_plugins = xyes
2314 then
2315   AC_DEFINE(HAVE_PLUGINS, 1, [Define if plugins are enabled])
2316 fi
2317 AC_SUBST(plugindir)
2318 CPPFLAGS="$CPPFLAGS '-DPLUGIN_DIR=\"\$(plugindir)\"'"
2319
2320 #
2321 # The plugin dissectors reside in ./plugins/PROTO/
2322 #
2323 PLUGIN_LIBS=""
2324 AC_SUBST(PLUGIN_LIBS)
2325
2326 #
2327 # Check if (emem) memory allocations must be 8-byte aligned.
2328 # I haven't been able to write C code that reliably makes that determination
2329 # (different versions of GCC with or without optimization give different
2330 # results) so just assume everything except (32-bit) x86 needs 8-byte
2331 # alignment (64-bit platforms either require 8-byte alignment for pointers
2332 # and 64-bit integral data types or may get better performance from that;
2333 # 64-bit x86 will get 8-byte alignment from G_MEM_ALIGN anyway.  32-bit
2334 # platforms would only require it, or get better performance from it,
2335 # for 64-bit floating-point values.).
2336 #
2337 AC_MSG_CHECKING(whether we need memory allocations to be 8-byte aligned)
2338 case $host_cpu in
2339         i386|i486|i586|i686)
2340                 AC_MSG_RESULT(no)
2341                 ;;
2342         *)
2343                 AC_MSG_RESULT(yes)
2344                 AC_DEFINE(NEED_8_BYTE_ALIGNMENT, 1, [Define if we need memory allocations to be 8-byte aligned])
2345                 ;;
2346 esac
2347
2348 dnl libtool defs
2349 #
2350 # Yes, AM_PROG_LIBTOOL is redundant with newer version(s) of some tool(s)
2351 # (autoconf?  automake?  libtool?) - with the newer version(s), it's
2352 # just an alias for AC_PROG_LIBTOOL, which is called earlier.
2353 #
2354 # With older version(s) of those tool(s), however, it's not just an
2355 # alias, and the configure scripts don't work without it.
2356 #
2357 AM_PROG_LIBTOOL
2358 AC_SUBST(LIBTOOL_DEPS)
2359
2360 AM_CONDITIONAL(ENABLE_STATIC, test x$enable_static = xyes)
2361 if test x$enable_static = xyes -a x$have_plugins = xyes
2362 then
2363   AC_DEFINE(ENABLE_STATIC, 1, [Link plugins statically into Wireshark])
2364 fi
2365 AC_SUBST(ENABLE_STATIC)
2366
2367 dnl Save the cacheable configure results to config.cache before recursing
2368 AC_CACHE_SAVE
2369
2370 sinclude(plugins/Custom.m4) dnl
2371 ifdef(_CUSTOM_AC_OUTPUT_,, define(_CUSTOM_AC_OUTPUT_, )) dnl
2372
2373 sinclude(asn1/Custom.m4) dnl
2374 ifdef(_CUSTOM_ASN1_AC_OUTPUT_,, define(_CUSTOM_ASN1_AC_OUTPUT_, )) dnl
2375
2376 AC_CONFIG_HEADERS(config.h)
2377 AC_OUTPUT(
2378   Makefile
2379   doxygen.cfg
2380   asn1/Makefile
2381   _CUSTOM_ASN1_AC_OUTPUT_
2382   asn1/acp133/Makefile
2383   asn1/acse/Makefile
2384   asn1/ansi_map/Makefile
2385   asn1/ansi_tcap/Makefile
2386   asn1/c1222/Makefile
2387   asn1/camel/Makefile
2388   asn1/cdt/Makefile
2389   asn1/charging_ase/Makefile
2390   asn1/cmip/Makefile
2391   asn1/cmp/Makefile
2392   asn1/crmf/Makefile
2393   asn1/cms/Makefile
2394   asn1/credssp/Makefile
2395   asn1/dap/Makefile
2396   asn1/disp/Makefile
2397   asn1/dop/Makefile
2398   asn1/dsp/Makefile
2399   asn1/ess/Makefile
2400   asn1/ftam/Makefile
2401   asn1/gnm/Makefile
2402   asn1/goose/Makefile
2403   asn1/gprscdr/Makefile
2404   asn1/gsm_map/Makefile
2405   asn1/h225/Makefile
2406   asn1/h235/Makefile
2407   asn1/h245/Makefile
2408   asn1/h248/Makefile
2409   asn1/h282/Makefile
2410   asn1/h283/Makefile
2411   asn1/h323/Makefile
2412   asn1/h450/Makefile
2413   asn1/h450-ros/Makefile
2414   asn1/h460/Makefile
2415   asn1/h501/Makefile
2416   asn1/HI2Operations/Makefile
2417   asn1/hnbap/Makefile
2418   asn1/idmp/Makefile
2419   asn1/inap/Makefile
2420   asn1/isdn-sup/Makefile
2421   asn1/kerberos/Makefile
2422   asn1/lcsap/Makefile
2423   asn1/ldap/Makefile
2424   asn1/logotypecertextn/Makefile
2425   asn1/lpp/Makefile
2426   asn1/lppa/Makefile
2427   asn1/lppe/Makefile
2428   asn1/lte-rrc/Makefile
2429   asn1/m3ap/Makefile
2430   asn1/mms/Makefile
2431   asn1/mpeg-audio/Makefile
2432   asn1/mpeg-pes/Makefile
2433   asn1/nbap/Makefile
2434   asn1/ns_cert_exts/Makefile
2435   asn1/ocsp/Makefile
2436   asn1/p1/Makefile
2437   asn1/p22/Makefile
2438   asn1/p7/Makefile
2439   asn1/p772/Makefile
2440   asn1/pcap/Makefile
2441   asn1/pkcs1/Makefile
2442   asn1/pkcs12/Makefile
2443   asn1/pkinit/Makefile
2444   asn1/pkixac/Makefile
2445   asn1/pkix1explicit/Makefile
2446   asn1/pkix1implicit/Makefile
2447   asn1/pkixproxy/Makefile
2448   asn1/pkixqualified/Makefile
2449   asn1/pkixtsp/Makefile
2450   asn1/pres/Makefile
2451   asn1/q932/Makefile
2452   asn1/q932-ros/Makefile
2453   asn1/qsig/Makefile
2454   asn1/ranap/Makefile
2455   asn1/rnsap/Makefile
2456   asn1/ros/Makefile
2457   asn1/rrc/Makefile
2458   asn1/rrlp/Makefile
2459   asn1/rtse/Makefile
2460   asn1/rua/Makefile
2461   asn1/s1ap/Makefile
2462   asn1/sabp/Makefile
2463   asn1/sbc-ap/Makefile
2464   asn1/smrse/Makefile
2465   asn1/snmp/Makefile
2466   asn1/spnego/Makefile
2467   asn1/sv/Makefile
2468   asn1/t124/Makefile
2469   asn1/t125/Makefile
2470   asn1/t38/Makefile
2471   asn1/tcap/Makefile
2472   asn1/tetra/Makefile
2473   asn1/ulp/Makefile
2474   asn1/wlancertextn/Makefile
2475   asn1/x2ap/Makefile
2476   asn1/x509af/Makefile
2477   asn1/x509ce/Makefile
2478   asn1/x509if/Makefile
2479   asn1/x509sat/Makefile
2480   asn1/x721/Makefile
2481   doc/Makefile
2482   docbook/Makefile
2483   epan/Makefile
2484   epan/crypt/Makefile
2485   epan/doxygen.cfg
2486   epan/dfilter/Makefile
2487   epan/dissectors/Makefile
2488   epan/dissectors/dcerpc/Makefile
2489   epan/dissectors/pidl/Makefile
2490   epan/ftypes/Makefile
2491   epan/wmem/Makefile
2492   epan/wslua/Makefile
2493   epan/wspython/Makefile
2494   codecs/Makefile
2495   ui/Makefile
2496   ui/doxygen.cfg
2497   ui/gtk/Makefile
2498   ui/gtk/doxygen.cfg
2499   ui/cli/Makefile
2500   ui/qt/Makefile
2501   ui/qt/doxygen.cfg
2502   help/Makefile
2503   packaging/Makefile
2504   packaging/macosx/Info.plist
2505   packaging/macosx/Makefile
2506   packaging/macosx/osx-dmg.sh
2507   packaging/nsis/Makefile
2508   packaging/rpm/Makefile
2509   packaging/rpm/SPECS/Makefile
2510   packaging/rpm/SPECS/wireshark.spec
2511   packaging/svr4/Makefile
2512   packaging/svr4/checkinstall
2513   packaging/svr4/pkginfo
2514   plugins/Makefile
2515   plugins/asn1/Makefile
2516   plugins/docsis/Makefile
2517   plugins/ethercat/Makefile
2518   plugins/gryphon/Makefile
2519   plugins/irda/Makefile
2520   plugins/m2m/Makefile
2521   plugins/mate/Makefile
2522   plugins/opcua/Makefile
2523   plugins/profinet/Makefile
2524   plugins/stats_tree/Makefile
2525   plugins/unistim/Makefile
2526   plugins/wimax/Makefile
2527   plugins/wimaxasncp/Makefile
2528   plugins/wimaxmacphy/Makefile
2529   tools/Makefile
2530   tools/lemon/Makefile
2531   wiretap/Makefile
2532   wsutil/Makefile
2533   echld/Makefile
2534   _CUSTOM_AC_OUTPUT_
2535   ,)
2536 dnl AC_CONFIG_FILES([tools/setuid-root.pl], [chmod +x tools/setuid-root.pl])
2537
2538
2539 # Pretty messages
2540
2541 if test "x$have_gtk" = "xyes"; then
2542         if test "x$with_gtk3" = "xyes"; then
2543                 gtk_lib_message=" (with GTK+ 3"
2544         else
2545                 gtk_lib_message=" (with GTK+ 2"
2546         fi
2547         if test "x$have_ige_mac" = "xyes"; then
2548                 gtk_lib_message="$gtk_lib_message and Mac OS X integration)"
2549         else
2550                 gtk_lib_message="$gtk_lib_message)"
2551         fi
2552 fi
2553
2554 if test "x$have_qt" = "xyes" ; then
2555         enable_qtshark="yes"
2556 else
2557         enable_qtshark="no"
2558 fi
2559
2560 if test "x$enable_setcap_install" = "xyes" ; then
2561         setcap_message="yes"
2562 else
2563         setcap_message="no"
2564 fi
2565
2566 if test "x$enable_setuid_install" = "xyes" ; then
2567         setuid_message="yes"
2568 else
2569         setuid_message="no"
2570 fi
2571
2572 if test "x$DUMPCAP_GROUP" = "x" ; then
2573         dumpcap_group_message="(none)"
2574 else
2575         dumpcap_group_message="$DUMPCAP_GROUP"
2576 fi
2577
2578 if test "x$want_zlib" = "xno" ; then
2579         zlib_message="no"
2580 else
2581         zlib_message="yes"
2582 fi
2583
2584 if test "x$want_lua" = "xyes" ; then
2585         lua_message="yes"
2586 else
2587         lua_message="no"
2588 fi
2589
2590 if test "x$want_python" = "xno"; then
2591         python_message="no"
2592 else
2593         python_message="yes"
2594 fi
2595
2596 if test "x$want_portaudio" = "xyes" ; then
2597         portaudio_message="yes"
2598 else
2599         portaudio_message="no"
2600 fi
2601
2602 if test "x$want_ssl" = "xno" ; then
2603         ssl_message="no"
2604 else
2605         ssl_message="yes"
2606 fi
2607
2608 if test "x$want_krb5" = "xno" ; then
2609         krb5_message="no"
2610 else
2611         krb5_message="yes ($ac_krb5_version)"
2612 fi
2613
2614 if test "x$have_good_c_ares" = "xyes" ; then
2615         c_ares_message="yes"
2616 else
2617         c_ares_message="no"
2618 fi
2619
2620 if test "x$have_good_adns" = "xyes" ; then
2621         adns_message="yes"
2622 else
2623         if test "x$have_good_c_ares" = "xyes" ; then
2624                 adns_message="no (using c-ares instead)"
2625         else
2626                 adns_message="no"
2627         fi
2628 fi
2629
2630 if test "x$have_good_libcap" = "xyes" ; then
2631         libcap_message="yes"
2632 else
2633         libcap_message="no"
2634 fi
2635
2636 if test "x$have_good_geoip" = "xyes" ; then
2637         geoip_message="yes"
2638 else
2639         geoip_message="no"
2640 fi
2641
2642 echo ""
2643 echo "The Wireshark package has been configured with the following options."
2644 echo "             Build wireshark (Gtk+) : $have_gtk""$gtk_lib_message"
2645 echo "                 Build wireshark-qt : $enable_qtshark"
2646 echo "                       Build tshark : $enable_tshark"
2647 echo "                     Build capinfos : $enable_capinfos"
2648 echo "                      Build editcap : $enable_editcap"
2649 echo "                      Build dumpcap : $enable_dumpcap"
2650 echo "                     Build mergecap : $enable_mergecap"
2651 echo "                   Build reordercap : $enable_reordercap"
2652 echo "                    Build text2pcap : $enable_text2pcap"
2653 echo "                      Build randpkt : $enable_randpkt"
2654 echo "                       Build dftest : $enable_dftest"
2655 echo "                     Build rawshark : $enable_rawshark"
2656 echo "                     Build echld : $have_echld"
2657 echo ""
2658 echo "   Save files as pcap-ng by default : $enable_pcap_ng_default"
2659 echo "  Install dumpcap with capabilities : $setcap_message"
2660 echo "             Install dumpcap setuid : $setuid_message"
2661 echo "                  Use dumpcap group : $dumpcap_group_message"
2662 echo "                        Use plugins : $have_plugins"
2663 echo "                    Use Lua library : $lua_message"
2664 echo "                 Use Python binding : $python_message"
2665 echo "                   Build rtp_player : $portaudio_message"
2666 echo "             Build profile binaries : $enable_profile_build"
2667 echo "                   Use pcap library : $want_pcap"
2668 echo "                   Use zlib library : $zlib_message"
2669 echo "               Use kerberos library : $krb5_message"
2670 echo "                 Use c-ares library : $c_ares_message"
2671 echo "               Use GNU ADNS library : $adns_message"
2672 echo "                Use SMI MIB library : $libsmi_message"
2673 echo "             Use GNU crypto library : $gcrypt_message"
2674 echo "             Use SSL crypto library : $ssl_message"
2675 echo "           Use IPv6 name resolution : $enable_ipv6"
2676 echo "                 Use gnutls library : $tls_message"
2677 echo "     Use POSIX capabilities library : $libcap_message"
2678 echo "                  Use GeoIP library : $geoip_message"
2679 echo "                     Use nl library : $libnl_message"