granicus.if.org Git - graphviz/blob - configure.ac

   1 # Process this file with autoconf to produce a configure script
   2 AC_PREREQ(2.61)
   3
   4 dnl ===========================================================================
   5 dnl Set Graphviz version information
   6
   7 # set:
   8 #       graphviz_version_major
   9 #       graphviz_version_minor
  10 #       graphviz_version_micro
  11 #       graphviz_version_date
  12 #       graphviz_change_date
  13 #       graphviz_author_name
  14 #       graphviz_author_email
  15 #       graphviz_version_commit
  16 m4_include(./version.m4)
  17
  18 AC_INIT([graphviz],[graphviz_version_major().graphviz_version_minor().graphviz_version_micro()],
  19   [https://gitlab.com/graphviz/graphviz/-/issues])
  20
  21 GRAPHVIZ_VERSION_MAJOR=graphviz_version_major()
  22 GRAPHVIZ_VERSION_MINOR=graphviz_version_minor()
  23 GRAPHVIZ_VERSION_MICRO=graphviz_version_micro()
  24
  25 # NB: date/time of last commit - or "0"
  26 GRAPHVIZ_VERSION_DATE=graphviz_version_date()
  27
  28 GRAPHVIZ_GIT_DATE=graphviz_git_date()
  29 GRAPHVIZ_AUTHOR_NAME=graphviz_author_name()
  30 GRAPHVIZ_AUTHOR_EMAIL=graphviz_author_email()
  31 GRAPHVIZ_CHANGE_DATE=graphviz_change_date()
  32
  33 # NB: git commit hash of last commit
  34 GRAPHVIZ_VERSION_COMMIT=graphviz_version_commit()
  35
  36 GRAPHVIZ_SOURCES=graphviz/SOURCES
  37
  38 AC_SUBST([GRAPHVIZ_VERSION_MAJOR])
  39 AC_SUBST([GRAPHVIZ_VERSION_MINOR])
  40 AC_SUBST([GRAPHVIZ_VERSION_MICRO])
  41 AC_SUBST([GRAPHVIZ_VERSION_DATE])
  42 AC_SUBST([GRAPHVIZ_GIT_DATE])
  43 AC_SUBST([GRAPHVIZ_AUTHOR_NAME])
  44 AC_SUBST([GRAPHVIZ_AUTHOR_EMAIL])
  45 AC_SUBST([GRAPHVIZ_CHANGE_DATE])
  46 AC_SUBST([GRAPHVIZ_VERSION_COMMIT])
  47 AC_SUBST([GRAPHVIZ_SOURCES])
  48
  49 dnl ===========================================================================
  50
  51 # libtool shared library version for plugins
  52
  53 # Increment if the interface has additions, changes, removals.
  54 GVPLUGIN_CURRENT=6
  55
  56 # Increment any time the source changes; set to
  57 # 0 if you increment CURRENT
  58 GVPLUGIN_REVISION=0
  59
  60 # Increment if any interfaces have been added; set to 0
  61 # if any interfaces have been removed. removal has
  62 # precedence over adding, so set to 0 if both happened.
  63 GVPLUGIN_AGE=0
  64
  65 GVPLUGIN_CONFIG_FILE="config$GVPLUGIN_CURRENT"
  66 AC_DEFINE_UNQUOTED(GVPLUGIN_CONFIG_FILE,"$GVPLUGIN_CONFIG_FILE",[Filename for plugin configuration file.])
  67 AC_SUBST([GVPLUGIN_CONFIG_FILE])
  68
  69 GVPLUGIN_VERSION_INFO="$GVPLUGIN_CURRENT:$GVPLUGIN_REVISION:$GVPLUGIN_AGE"
  70 AC_SUBST([GVPLUGIN_VERSION_INFO])
  71
  72 dnl ===========================================================================
  73
  74
  75 AC_CONFIG_SRCDIR([configure.ac])
  76 AC_CONFIG_AUX_DIR([config])
  77 AC_CONFIG_MACRO_DIR([m4])
  78
  79 dnl -----------------------------------
  80 dnl Checks for system type
  81
  82 AC_CANONICAL_HOST
  83
  84 # This nonsense drives me crazy!!
  85 case "${host_os}" in
  86   *irix* | *nonstopux* )
  87     GVPLUGIN_VERSION=`expr $GVPLUGIN_CURRENT + 1`
  88     ;;
  89   * )
  90     GVPLUGIN_VERSION=$GVPLUGIN_CURRENT
  91     ;;
  92 esac
  93 AC_DEFINE_UNQUOTED(GVPLUGIN_VERSION,$GVPLUGIN_VERSION,[Compatibility version number for plugins.])
  94 AC_SUBST([GVPLUGIN_VERSION])
  95
  96 GRAPHVIZ_VERSION_BUILD=0
  97 GRAPHVIZ_VERSION_REVISION=0
  98 case "${host_os}" in
  99   *uwin* | *cygwin* | *mingw32* )
 100         # Windows version numbers
 101         # For the build number: months since Jan 2000, day of month from the timestamp
 102         # For the revision number: hour, minute from the timestamp
 103         if test $GRAPHVIZ_VERSION_MICRO != "0"; then
 104                 GRAPHVIZ_VERSION_BUILD=`expr \( ${GRAPHVIZ_VERSION_MICRO:0:4} - 2000 \) \* 12 + ${GRAPHVIZ_VERSION_MICRO:4:2}`${GRAPHVIZ_VERSION_MICRO:6:2}
 105                 GRAPHVIZ_VERSION_REVISION=${GRAPHVIZ_VERSION_MICRO:9:4}
 106         fi
 107         ;;
 108 esac
 109 AC_SUBST([GRAPHVIZ_VERSION_BUILD])
 110 AC_SUBST([GRAPHVIZ_VERSION_REVISION])
 111
 112 AC_ARG_VAR(LIBPOSTFIX, [subscript to lib, e.g. "/64" for "/usr/lib/64" on Solaris])
 113 AC_ARG_VAR(INTGOSIZE, [integer size for go, 32 or 64])
 114 AC_ARG_VAR(RUBY_VER, [version number of the ruby package])
 115
 116 INTGOSIZE=32
 117 if test -z "$LIBPOSTFIX"; then
 118   case "${host_os}" in
 119     *linux* )
 120       case "${host_cpu}" in
 121         aarch64 | powerpc64 | powerpc64le | s390x | x86_64 | sparc64 | mips64* | riscv64 | e2k )
 122           LIBPOSTFIX="64"
 123           INTGOSIZE=64
 124           ;;
 125       esac
 126       ;;
 127     *solaris* )
 128       case "${host_cpu}" in
 129         x86_64 | sparc64 )
 130           LIBPOSTFIX="/64"
 131           INTGOSIZE=64
 132           ;;
 133       esac
 134       ;;
 135   esac
 136 fi
 137
 138 UWIN=no
 139 CYGWIN=no
 140 MINGW32=no
 141 DARWIN9=no
 142 case "${host_os}" in
 143   *uwin* )
 144         UWIN=yes
 145         DEFAULT_FONTPATH="C:/WINDOWS/FONTS;C:/WINNT/Fonts;C:/winnt/fonts"
 146         PATHSEPARATOR=";"
 147         BROWSER="xdg-open"
 148         JSHEXT=so
 149         ;;
 150   *cygwin* )
 151         CYGWIN=yes
 152         DEFAULT_FONTPATH="C:/WINDOWS/FONTS;C:/WINNT/Fonts;C:/winnt/fonts"
 153         PATHSEPARATOR=";"
 154         BROWSER="xdg-open"
 155         JSHEXT=so
 156         ;;
 157   *mingw32* )
 158         MINGW32=yes
 159         DEFAULT_FONTPATH="C:/WINDOWS/FONTS;C:/WINNT/Fonts;C:/winnt/fonts"
 160         PATHSEPARATOR=":"
 161         BROWSER="xdg-open"
 162         JSHEXT=so
 163         ;;
 164   *darwin* )
 165         DARWIN=yes
 166         AC_DEFINE_UNQUOTED(DARWIN,1,[Define for any Darwin-based OS.])
 167         DEFAULT_FONTPATH="~/Library/Fonts:/Library/Fonts:/Network/Library/Fonts:/System/Library/Fonts"
 168         PATHSEPARATOR=":"
 169         BROWSER="open"
 170         JSHEXT=jnilib
 171         AC_DEFINE_UNQUOTED(DARWIN_DYLIB,"$DARWIN_DYLIB",[Define for Darwin-style shared library names.])
 172         case "${host_os}" in
 173         *darwin9*)
 174                 DARWIN9=yes
 175                 ;;
 176         esac
 177         case "${host_os}" in
 178         *darwin9.4* | *darwin9.5* )
 179                 EXTRA_SMYRNA_LDFLAGS="-dylib_file /System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGL.dylib:/System/Library/Frameworks/OpenGL.framework/Versions/A/Libraries/libGL.dylib"
 180                 ;;
 181         esac
 182         ;;
 183   * ) # This sucks!  Whatever happened to standards for file system layout?   (Good job its no longer used unless fontconfig is unavailable.)
 184         DEFAULT_FONTPATH="/usr/share/fonts/sun/TrueType:/usr/share/fonts/TrueType:/usr/X11/lib/X11/fonts/TrueType:/usr/share/fonts/sun/Type1:/usr/openwin/lib/X11/fonts/Type1:/usr/share/fonts/X11/Type1:/usr/share/fonts/default/Type1:/usr/X11R6/lib/X11/fonts/TrueType:/usr/X11R6/lib/X11/fonts/truetype:/usr/X11R6/lib/X11/fonts/TTF:/usr/share/fonts/truetype:/usr/openwin/lib/X11/fonts/TrueType:/usr/X11R6/lib/X11/fonts/Type1:/usr/common/share/fonts/ttf";
 185         PATHSEPARATOR=":"
 186         BROWSER="xdg-open"
 187         JSHEXT=so
 188         ;;
 189 esac
 190 AC_SUBST([CYGWIN])
 191 AC_SUBST([MINGW32])
 192 AC_SUBST([DARWIN])
 193 AC_SUBST([DARWIN9])
 194 AC_SUBST([EXTRA_SMYRNA_LDFLAGS])
 195 JNI_EXTRA_LDFLAGS="-shrext .$JSHEXT"
 196 AC_SUBST([JNI_EXTRA_LDFLAGS])
 197 AC_SUBST([JSHEXT])
 198 AC_DEFINE_UNQUOTED(DEFAULT_FONTPATH,"$DEFAULT_FONTPATH",[Path to TrueType fonts.])
 199 AC_DEFINE_UNQUOTED(PATHSEPARATOR,"$PATHSEPARATOR",[Path separator character.])
 200 AM_CONDITIONAL(WITH_WIN32, [test "x$UWIN" = "xyes" -o "x$CYGWIN" = "xyes" -o "x$MINGW32" = "xyes"])
 201 AM_CONDITIONAL(WITH_DARWIN9, [test "x$DARWIN9" = "xyes"])
 202 AM_CONDITIONAL(WITH_CYGWIN, [test "x$CYGWIN" = "xyes"])
 203 AM_CONDITIONAL(WITH_MINGW, [test "x$MINGW32" = "xyes"])
 204
 205 DEFAULT_DPI=96
 206 AC_DEFINE_UNQUOTED(DEFAULT_DPI,$DEFAULT_DPI,Default DPI.)
 207 AC_DEFINE_UNQUOTED(BROWSER,"$BROWSER",[Command to open a browser on a URL])
 208
 209 AM_INIT_AUTOMAKE([no-define subdir-objects tar-ustar])
 210
 211 # Suppress verbose compile lines
 212 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
 213
 214 AC_CONFIG_HEADERS([config.h])
 215
 216 # put BUILDDATE in its own file so that only targets that use it get rebuilt
 217 echo "#define BUILDDATE \"$GRAPHVIZ_VERSION_DATE\"" > builddate.h
 218
 219 AC_PREFIX_DEFAULT([/usr/local])
 220 if test "x${prefix}" = "xNONE"; then
 221         prefix=${ac_default_prefix}
 222         AC_SUBST([prefix])
 223 fi
 224
 225 # automatically check for other dependencies in $prefix first
 226 if test "x${prefix}" != "x/usr"; then
 227         CPPFLAGS="$CPPFLAGS -I${prefix}/include"
 228         LDFLAGS="$LDFLAGS -L${prefix}/lib"
 229         PKG_CONFIG_PATH="$prefix/lib/pkgconfig$PATHSEPARATOR$PKG_CONFIG_PATH"
 230         export PKG_CONFIG_PATH
 231 fi
 232
 233 dnl -----------------------------------
 234 # Static/Shared binaries
 235
 236 AC_ARG_ENABLE(static,
 237         [AS_HELP_STRING([--enable-static],[build static executable])])
 238 if test "x$enable_static" = "xyes"; then
 239         AC_ENABLE_STATIC
 240         use_static="Yes"
 241 else
 242         AC_DISABLE_STATIC
 243         use_static="No (disabled by default)"
 244 fi
 245 AM_CONDITIONAL(ENABLE_STATIC, [test "x$enable_static" = "xyes"])
 246
 247 AC_ARG_ENABLE(shared,
 248         [AS_HELP_STRING([--enable-shared],[build shared executable])])
 249 if test "x$enable_shared" != "xno"; then
 250         AC_ENABLE_SHARED
 251         use_shared="Yes"
 252         case "${host_os}" in
 253                 *uwin* | *cygwin* | *mingw32* )
 254                         AC_DEFINE_UNQUOTED(GVDLL,1, [Define for DLLs on Windows.])
 255                 ;;
 256         esac
 257
 258 else
 259         use_shared="No (disabled)"
 260         AC_DISABLE_SHARED
 261 fi
 262 AM_CONDITIONAL(ENABLE_SHARED, [test "x$enable_shared" = "xyes"])
 263
 264 dnl -----------------------------------
 265 dnl checks for various programs
 266
 267 AM_PROG_LEX
 268 AC_PROG_YACC
 269 AC_PROG_SED
 270 AC_PROG_EGREP
 271 AC_PROG_INSTALL
 272 AC_PROG_LN_S
 273 LT_INIT
 274
 275 AC_ARG_ENABLE([man-pdfs],
 276   [AS_HELP_STRING([--enable-man-pdfs], [Generate PDFs of man pages (default: auto)])])
 277
 278 AS_IF([test "x$enable_man_pdfs" != "xno"], [
 279   AC_CHECK_PROGS([GROFF], [groff])
 280   AS_IF([test "x$enable_man_pdfs" = "xyes" && test -z "$GROFF"], [
 281     AC_MSG_ERROR([You requested PDF generation from man pages, but 'groff' could not be found])
 282   ])
 283
 284   AC_CHECK_PROGS([PS2PDF], [ps2pdf pstopdf])
 285   AS_IF([test "x$enable_man_pdfs" = "xyes" && test -z "$PS2PDF"], [
 286     AC_MSG_ERROR([You requested PDF generation from man pages, but neither 'ps2pdf' nor 'pstopdf' could be found])
 287   ])
 288 ])
 289 AM_CONDITIONAL([ENABLE_MAN_PDFS], [test "x$enable_man_pdfs" != "xno" && test -n "$GROFF" && test -n "$PS2PDF"])
 290
 291 # allow disabling of demos installation
 292 AC_ARG_WITH([demos],
 293   [AS_HELP_STRING([--with-demos=DIR], [Install demos (default: $(pkgdatadir)/demo)])])
 294
 295 demodir='$(pkgdatadir)/demo'
 296 AS_IF([test "$with_demos" != "xyes" && test -n "$with_demos"], [
 297   dnl user provided --with-demos=/my/demo/dir
 298   demodir="$with_demos"
 299 ])
 300 AM_CONDITIONAL([INSTALL_DEMOS], [test "x$with_demos" != "xno"])
 301 AC_SUBST([demodir])
 302
 303 PKG_INSTALLDIR
 304 PKG_PROG_PKG_CONFIG
 305
 306 AC_ARG_WITH(tclsh,
 307   [AS_HELP_STRING([--with-tclsh=PROG],[use a specific tclsh])],
 308   TCLSH=$withval,)
 309
 310 if test "x$TCLSH" = "x"; then
 311   AC_PATH_PROGS(TCLSH,[tclsh8.6 tclsh8.5 tclsh8.4 tclsh8.3 tclsh],[],[/usr/bin])
 312 fi
 313
 314
 315 dnl -----------------------------------
 316 dnl checks for compilers
 317
 318 AM_PROG_CC_C_O
 319 AC_PROG_CC_C99
 320 if test "x$ac_cv_prog_cc_c99" = "xno"; then
 321   AC_MSG_ERROR([C compiler does not support C99])
 322 fi
 323 AC_PROG_CXX
 324 AX_CXX_COMPILE_STDCXX_11(noext,mandatory)
 325 AC_PROG_OBJC
 326
 327 AC_C_INLINE
 328
 329 dnl ===========================================================================
 330 dnl Set GCC compiler flags
 331
 332 if [ test "${GCC}" = "yes" ]
 333 then
 334   # Enable common warnings flags
 335   CFLAGS="${CFLAGS} -Wall"
 336
 337   # Enable common extra flags
 338   CFLAGS="${CFLAGS} -Wextra"
 339
 340   # Enable specific warning flags not included by -Wall or -Wextra
 341   CFLAGS="${CFLAGS} -Wmissing-include-dirs -Wswitch-default -Wfloat-equal -Wundef -Wshadow -Wpointer-arith -Wbad-function-cast -Wcast-qual -Wconversion -Wstrict-prototypes -Wmissing-prototypes -Wnested-externs"
 342
 343   # Enable additional C99 warnings
 344   save_CFLAGS="${CFLAGS}"
 345   CFLAGS=""
 346   AX_CHECK_COMPILE_FLAG([-Wtrampolines],
 347     [save_CFLAGS="${save_CFLAGS} -Wtrampolines"],[],[-Werror])
 348   AX_CHECK_COMPILE_FLAG([-Wlogical-op],
 349     [save_CFLAGS="${save_CFLAGS} -Wlogical-op"],[],[-Werror])
 350   CFLAGS="${save_CFLAGS}"
 351 # if [test "${ac_cv_prog_cc_c99}" != "no"]
 352 # then
 353     # FIXME - not available on centos[56]: gcc-4.1.2, gcc-4.4.7
 354     # CFLAGS="${CFLAGS} -Wdouble-promotion"
 355 #  fi
 356 fi
 357 # Workaround for native compilers
 358 #  HP  : http://bugs.gnome.org/db/31/3163.html
 359 #  DEC : Enable NaN/Inf
 360
 361 if test "${GCC}" != "yes" ; then
 362     AC_CHECK_PROGS(RC,rc,false)
 363     case "${build}" in
 364         *-*-hpux* )
 365             CFLAGS="${CFLAGS} -Wp,-H30000"
 366             ;;
 367         *-dec-osf* )
 368             CFLAGS="${CFLAGS} -ieee"
 369             ;;
 370         *-apple-darwin* )
 371             CFLAGS="${CFLAGS} -fno-common"
 372             LDFLAGS="${LDFLAGS} -Wl,-headerpad_max_install_names"
 373             ;;
 374         *-sgi-irix* )
 375             ;;
 376     esac
 377 else
 378     AC_CHECK_PROGS(RC,[windres ${host}-windres],false)
 379     case "${CC}" in
 380         *icc* )
 381             # -Wall causes relocation errors with icc
 382             CFLAGS="${CFLAGS} -wd269"
 383             # icc doesn't like -pipe
 384             CFLAGS=`echo ${CFLAGS} | sed 's/ -pipe//'`
 385             # icc doesn't like -ffast-math
 386             CFLAGS=`echo ${CFLAGS} | sed 's/ -ffast-math//'`
 387             ;;
 388         * )
 389             case "${build}" in
 390             *-dec-osf* )
 391                         CFLAGS="${CFLAGS} -mieee -Wall"
 392                 ;;
 393             *alpha*-*-linux* )
 394             CFLAGS="${CFLAGS} -mieee -Wall"
 395             ;;
 396             *-apple-darwin* )
 397                 CFLAGS="${CFLAGS} -fno-common -Wall"
 398                 LDFLAGS="${LDFLAGS} -Wl,-headerpad_max_install_names"
 399                 ;;
 400             *-freebsd* )
 401                 CFLAGS="${CFLAGS} -Wstrict-prototypes -Wpointer-arith -Wall -ffast-math"
 402                     ;;
 403             * )
 404                 CFLAGS="${CFLAGS} -Wno-unknown-pragmas -Wstrict-prototypes -Wpointer-arith -Wall -ffast-math"
 405                 ;;
 406             esac
 407             ;;
 408     esac
 409 fi
 410 # -ffast-math is incompatible with FP error trapping
 411 #     ref: https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=175793
 412 if `echo ${CFLAGS} | $EGREP ffast-math >/dev/null`; then
 413     AC_DEFINE_UNQUOTED(NO_FPERR,1,[Define if no fpu error exception handling is required.])
 414 fi
 415
 416 AM_CONDITIONAL(RC_IS_RC, [test "x$RC" = "xrc"])
 417 AM_CONDITIONAL(RC_IS_WINDRES, [test "x$RC" = "xwindres"])
 418
 419 # debug
 420 AC_ARG_ENABLE([debug],
 421         AS_HELP_STRING([--enable-debug],[Compile the debug version (default: disabled)]),
 422         [enable_debug=$enableval],
 423         [enable_debug=no])
 424 AM_CONDITIONAL([DEBUG], [test $enable_debug = "yes"])
 425 if test "x$enable_debug" = "xyes"; then
 426   dnl add -O0 only if GCC or ICC is used
 427   if test "$GCC" = "yes" || test "$ICC" = "yes"; then
 428     CFLAGS="$CFLAGS -g -O0"
 429     CXXFLAGS="$CXXFLAGS -g -O0"
 430   fi
 431 fi
 432
 433 dnl -----------------------------------
 434 dnl Check for various typedefs and provide substitutes if they do not exist.
 435
 436 AC_TYPE_PID_T
 437 AC_TYPE_SSIZE_T
 438 AC_TYPE_UID_T
 439
 440 AC_CHECK_TYPES([
 441         off64_t,
 442         struct stat64,
 443 ])
 444
 445 dnl -----------------------------------
 446 dnl Checks for header files
 447
 448 # AC_HEADER_STDC
 449 AC_CHECK_HEADERS( \
 450         fcntl.h search.h stropts.h termios.h \
 451         sys/time.h sys/types.h sys/select.h sys/socket.h \
 452         sys/stat.h sys/mman.h \
 453         sys/ioctl.h sys/inotify.h)
 454
 455 # Internationalization macros
 456 # AM_GNU_GETTEXT
 457
 458 dnl -----------------------------------
 459 dnl Checks for -lm library
 460
 461 save_LIBS=$LIBS
 462 AC_CHECK_LIB(m, main, [MATH_LIBS="-lm"])
 463 AC_SUBST([MATH_LIBS])
 464
 465 # Check for functions that might need -lm
 466 LIBS="$LIBS $MATH_LIBS"
 467 AC_CHECK_FUNCS([sincos])
 468
 469 LIBS=$save_LIBS
 470
 471 # -----------------------------------
 472
 473 # Checks for library functions
 474 AC_CHECK_FUNCS([lrand48 drand48 srand48 setmode setenv \
 475         getpagesize \
 476   ftruncate lseek64 stat64 select dl_iterate_phdr])
 477
 478 AC_REPLACE_FUNCS([strcasestr])
 479
 480 dnl -----------------------------------
 481 dnl libtool ltdl on-demand plugin loading
 482
 483 save_LIBS="$LIBS"
 484 LT_INIT([dlopen])
 485 LT_CONFIG_LTDL_DIR([libltdl])
 486 LTDL_INIT
 487
 488 AC_ARG_ENABLE(ltdl,
 489   [AS_HELP_STRING([--enable-ltdl],[support on-demand plugin loading])])
 490 if test "x$enable_ltdl" != "xno"; then
 491   AC_DEFINE(ENABLE_LTDL,1,[Define if you want on-demand plugin loading])
 492   use_ltdl="Yes"
 493   # The lt_dladvise_init symbol was added with libtool-2.2
 494   if test "x$with_included_ltdl" != "xyes"; then
 495     save_CFLAGS="$CFLAGS"
 496     save_LDFLAGS="$LDFLAGS"
 497     CFLAGS="$CFLAGS $LTDLINCL"
 498     LDFLAGS="$LDFLAGS $LIBLTDL"
 499     AC_CHECK_LIB([ltdl], [lt_dladvise_init], [],
 500         [AC_MSG_ERROR([installed libltdl is too old])])
 501     LDFLAGS="$save_LDFLAGS"
 502     CFLAGS="$save_CFLAGS"
 503   else
 504     if test "x$DARWIN9" = "xyes"; then
 505       LIBLTDL_LDFLAGS="-Wl,-unexported_symbol,_lt_*"
 506     fi
 507   fi
 508 else
 509   use_ltdl="No (disabled)"
 510 fi
 511 AM_CONDITIONAL(ENABLE_LTDL, [test "x$enable_ltdl" != "xno"])
 512 AC_SUBST([INCLTDL])
 513 AC_SUBST([LIBLTDL])
 514 AC_SUBST([LIBLTDL_LDFLAGS])
 515 LIBS="$save_LIBS"
 516
 517 dnl -----------------------------------
 518 dnl Checks for X header files.
 519
 520 AC_PATH_XTRA
 521 if test "x$no_x" = "xyes"; then
 522   use_xlib="No (disabled or unavailable)"
 523   AC_MSG_WARN([X11 not available.])
 524   X_SUBDIRS=""
 525 else
 526   use_xlib="Yes"
 527 #no x11.pc on centos4
 528 #  PKG_CHECK_MODULES(X11, [x11])
 529   PKG_CHECK_MODULES(XRENDER, [xrender],HAVE_XRENDER="yes" ,HAVE_XRENDER="no")
 530 fi
 531 AM_CONDITIONAL(WITH_X, [test "x$use_xlib" = "xYes"])
 532 AM_CONDITIONAL(WITH_XRENDER, [test "x$,HAVE_XRENDER" = "xyes"])
 533
 534 dnl -----------------------------------
 535 dnl check for SWIG - needed for script-language bindings
 536
 537 AC_ARG_ENABLE(swig,
 538   [AS_HELP_STRING([--enable-swig=yes],[swig-generated language bindings])],
 539   [],[enable_swig=yes])
 540
 541 if test "x$enable_swig" != "xyes"; then
 542   use_swig="No (disabled)"
 543 else
 544   AC_CHECK_PROG(SWIG,swig,swig)
 545   if test "x$SWIG" = "x"; then
 546     use_swig="No (swig not available)"
 547   else
 548     SWIG_VERSION=`$SWIG -version 2>&1 | $EGREP Version | cut -d ' ' -f 3`
 549     AC_SUBST([SWIG_VERSION])
 550     SWIG_VERSION_MAJOR=`echo $SWIG_VERSION | cut -d '.' -f 1`
 551     SWIG_VERSION_MINOR=`echo $SWIG_VERSION | cut -d '.' -f 2`
 552     SWIG_VERSION_MICRO=`echo $SWIG_VERSION | cut -d '.' -f 3`
 553     if test $SWIG_VERSION_MAJOR -lt 2; then
 554       if test $SWIG_VERSION_MAJOR -lt 1; then
 555         SWIG=
 556       else
 557         if test $SWIG_VERSION_MINOR -lt 3; then
 558           SWIG=
 559         else
 560           # EL5 has swig-1.3.29 which does not define SWIGJAVA
 561           if test $SWIG_VERSION_MICRO -lt 40; then
 562             SWIGJAVA_CPPFLAGS=-DSWIGJAVA
 563             AC_SUBST([SWIGJAVA_CPPFLAGS])
 564           fi
 565         fi
 566       fi
 567     fi
 568     if test "x$SWIG" = "x"; then
 569       AC_MSG_WARN([The version of swig is too old.])
 570       use_swig="No (swig too old)"
 571     else
 572       use_swig="Yes"
 573     fi
 574   fi
 575 fi
 576 AM_CONDITIONAL(WITH_SWIG, [test "x$SWIG" != "x"])
 577
 578 dnl -----------------------------------
 579 dnl INCLUDES and LIBS for C#
 580
 581 AC_ARG_ENABLE(sharp,
 582   [AS_HELP_STRING([--enable-sharp=yes],[C# language bindings])],
 583   [],[enable_sharp=yes])
 584
 585 if test "x$enable_sharp" != "xyes"; then
 586   use_sharp="No (disabled)"
 587 else
 588   if test "x$use_swig" != "xYes"; then
 589     use_sharp="No (swig not available)"
 590   else
 591     if test `$SWIG -help 2>&1 | $EGREP -c '\-csharp *- Generate'` = 0; then
 592       use_sharp="No (swig does not support -csharp option)"
 593     else
 594       AC_CHECK_PROG(MCS,mcs,mcs)
 595       if test "x$MCS" = "x"; then
 596         use_sharp="No (mcs not available)"
 597       else
 598         use_sharp="Yes"
 599         SHARP_INCLUDES=
 600         SHARP_LIBS=
 601         AC_SUBST([SHARP_INCLUDES])
 602         AC_SUBST([SHARP_LIBS])
 603       fi
 604     fi
 605   fi
 606 fi
 607 AM_CONDITIONAL(WITH_SHARP, [test "x$use_sharp" = "xYes"])
 608
 609 dnl -----------------------------------
 610 dnl INCLUDES and LIBS for D (disabled by default - incomplete)
 611
 612 AC_ARG_ENABLE(d,
 613   [AS_HELP_STRING([--enable-d=no],[d language bindings])],
 614   [], [enable_d=no])
 615
 616 if test "x$enable_d" != "xyes"; then
 617   use_d="No (disabled by default - incomplete)"
 618 else
 619   if test "x$use_swig" != "xYes"; then
 620     use_d="No (swig not available)"
 621   else
 622     if test `$SWIG -help 2>&1 | $EGREP -c '\-d* *- Generate'` = 0 ; then
 623       use_d="No (swig does not support -d option)"
 624     else
 625       AC_CHECK_PROG(D,gdc,ldc)
 626       if test "x$D" = "x"; then
 627         use_d="No (D compiler not available)"
 628       else
 629         D_INCLUDES=
 630         D_LIBS=
 631         if test "x$D" != "x"; then
 632           use_d="Yes"
 633           AC_SUBST([D_INCLUDES])
 634           AC_SUBST([D_LIBS])
 635           AC_SUBST([INTDSIZE])
 636         fi
 637       fi
 638     fi
 639   fi
 640 fi
 641 AM_CONDITIONAL(WITH_D, [test "x$use_d" = "xYes"])
 642
 643 dnl -----------------------------------
 644 dnl INCLUDES and LIBS for GO
 645
 646 AC_ARG_ENABLE(go,
 647   [AS_HELP_STRING([--enable-go=yes],[go language bindings])],
 648   [], [enable_go=yes])
 649
 650 if test "x$enable_go" != "xyes"; then
 651   use_go="No (disabled)"
 652 else
 653   if test "x$use_swig" != "xYes"; then
 654     use_go="No (swig not available)"
 655   else
 656     if test `$SWIG -help 2>&1 | $EGREP -c '\-go* *- Generate'` = 0 ; then
 657       use_go="No (swig does not support -go option)"
 658     else
 659       AC_CHECK_PROG(GO,go,go)
 660       if test "x$GO" = "x"; then
 661         use_go="No (GO compiler not available)"
 662       else
 663         GO_INCLUDES=
 664         GO_LIBS=
 665         if test "x$GO" != "x"; then
 666           use_go="Yes"
 667           AC_SUBST([GO_INCLUDES])
 668           AC_SUBST([GO_LIBS])
 669           AC_SUBST([INTGOSIZE])
 670         fi
 671       fi
 672     fi
 673   fi
 674 fi
 675 AM_CONDITIONAL(WITH_GO, [test "x$use_go" = "xYes"])
 676
 677 dnl -----------------------------------
 678 dnl INCLUDES and LIBS for GUILE
 679
 680 AC_ARG_ENABLE(guile,
 681   [AS_HELP_STRING([--enable-guile=yes],[guile language bindings])],
 682   [],[enable_guile=yes])
 683
 684 if test "x$enable_guile" != "xyes"; then
 685   use_guile="No (disabled)"
 686 else
 687   if test "x$use_swig" != "xYes"; then
 688     use_guile="No (swig not available)"
 689   else
 690     if test `$SWIG -help 2>&1 | $EGREP -c '\-guile *- Generate'` = 0; then
 691       use_guile="No (swig does not support -guile option)"
 692     else
 693       AC_CHECK_PROGS(GUILE_CONFIG,guile-config2.2 guile-config)
 694       if test "x$GUILE_CONFIG" = "x"; then
 695         use_guile="No (guile not available)"
 696       else
 697         [GUILE_VERSION=`$GUILE_CONFIG --version 2>&1 | sed -n '1 s/^.* \+\([0-9\.]\+\)$/\1/ p'`]
 698         GUILE_VERSION_MAJOR=`echo $GUILE_VERSION | cut -d '.' -f 1`
 699         GUILE_VERSION_MINOR=`echo $GUILE_VERSION | cut -d '.' -f 2`
 700         AC_CHECK_PROGS(GUILE,guile$GUILE_VERSION_MAJOR.$GUILE_VERSION_MINOR guile$GUILE_VERSION_MAJOR guile)
 701         if test 0$GUILE_VERSION_MAJOR -lt 2; then
 702           if test 0$GUILE_VERSION_MAJOR -lt 1; then
 703             GUILE_CONFIG=
 704           else
 705             if test 0$GUILE_VERSION_MINOR -lt 4; then
 706               GUILE_CONFIG=
 707             fi
 708           fi
 709         fi
 710         if test "x$GUILE_CONFIG" = "x"; then
 711           use_guile="No (guile is too old)"
 712         else
 713           GUILE_INCLUDES=$($GUILE_CONFIG compile)
 714           GUILE_LIBS=$($GUILE_CONFIG link)
 715           # don't die if PKG_CHECK_MODULES not available - el4, el5
 716           PKG_CHECK_MODULES([GUILE],
 717                 [guile-2.0 >= "$GUILE_VERSION_MAJOR.$GUILE_VERSION_MINOR"],
 718                 GUILE_INCLUDES="$GUILE_CFLAGS",
 719                 [
 720                         PKG_CHECK_MODULES([GUILE],
 721                         [guile-1.8 >= "$GUILE_VERSION_MAJOR.$GUILE_VERSION_MINOR"],
 722                         GUILE_INCLUDES="$GUILE_CFLAGS",
 723                         false)
 724                 ])
 725           ac_save_CFLAGS="$CFLAGS"
 726           ac_save_CPPFLAGS="$save_CPPFLAGS"
 727           CFLAGS="$CFLAGS $GUILE_INCLUDES"
 728           CPPFLAGS="$CPPFLAGS $GUILE_INCLUDES"
 729           AC_CHECK_HEADER(libguile.h,,[
 730             use_guile="No (guile header missing)"
 731             GUILE_CONFIG=
 732           ])
 733           CFLAGS="$ac_save_CFLAGS"
 734           CPPFLAGS="$ac_save_CPPFLAGS"
 735           if test "x$GUILE" != "x"; then
 736             use_guile="Yes"
 737             AC_SUBST([GUILE_INCLUDES])
 738             AC_SUBST([GUILE_LIBS])
 739           fi
 740         fi
 741       fi
 742     fi
 743   fi
 744 fi
 745 AM_CONDITIONAL(WITH_GUILE, [test "x$use_guile" = "xYes"])
 746
 747 dnl -----------------------------------
 748 dnl INCLUDES and LIBS for IO   (disabled until supported by swig)
 749
 750 AC_ARG_ENABLE(io,
 751   [AS_HELP_STRING([--enable-io=no],[io language bindings])],
 752   [], [enable_io=no])
 753
 754 if test "x$enable_io" != "xyes"; then
 755   use_io="No (disabled by default - no swig support yet)"
 756 else
 757   if test "x$use_swig" != "xYes"; then
 758     use_io="No (swig not available)"
 759   else
 760     if test `$SWIG -help 2>&1 | $EGREP -c '\-io *- Generate'` = 0; then
 761       use_io="No (swig does not support -io option)"
 762     else
 763       AC_CHECK_PROG(IO,io,io)
 764       if test "x$IO" = "x"; then
 765         use_io="No (io not available)"
 766       else
 767         use_io="Yes"
 768         IO_INCLUDES=
 769         IO_LIBS=
 770         AC_SUBST([IO_INCLUDES])
 771         AC_SUBST([IO_LIBS])
 772       fi
 773     fi
 774   fi
 775 fi
 776 AM_CONDITIONAL(WITH_IO, [test "x$use_io" = "xYes"])
 777
 778 dnl -----------------------------------
 779 dnl INCLUDES and LIBS for JAVA
 780
 781 AC_ARG_ENABLE(java,
 782   [AS_HELP_STRING([--enable-java=yes],[java language bindings])],
 783   [], [enable_java=yes])
 784
 785 if test "x$enable_java" != "xyes"; then
 786   use_java="No (disabled)"
 787 else
 788   if test "x$use_swig" != "xYes"; then
 789     use_java="No (swig not available)"
 790   else
 791     if test `$SWIG -help 2>&1 | $EGREP -c '\-java *- Generate'` = 0; then
 792       use_java="No (swig does not support -java option)"
 793     else
 794       AC_CHECK_PROG(JAVA,java,java)
 795       if test "x$JAVA" = "x"; then
 796         use_java="No (java not available)"
 797       else
 798         for try_java_include in \
 799           /System/Library/Frameworks/JavaVM.framework/Headers \
 800           /usr/lib${LIBPOSTFIX}/jvm/java/include \
 801           /usr/lib${LIBPOSTFIX}/jvm/java/include/linux \
 802           /usr/lib${LIBPOSTFIX}/jvm/default-java/include \
 803           /usr/lib${LIBPOSTFIX}/jvm/default-java/include/linux \
 804           /usr/lib/jvm/java/include \
 805           /usr/lib/jvm/java/include/linux \
 806           /usr/lib/jvm/default-java/include \
 807           /usr/lib/jvm/default-java/include/linux \
 808           /etc/java-config-2/current-system-vm/include \
 809           /etc/java-config-2/current-system-vm/include/linux \
 810           /etc/java-config-2/current-system-vm/include/freebsd
 811         do
 812           if test -d "$try_java_include" ; then
 813             JAVA_INCLUDES="$JAVA_INCLUDES -I${try_java_include}"
 814           fi
 815         done
 816         JAVA_LIBS=
 817         AC_ARG_WITH(javaincludedir,
 818            [AS_HELP_STRING([--with-javaincludedir=DIR],[use JAVA includes from DIR])],
 819           [JAVA_INCLUDES="-I$withval"])
 820         AC_ARG_WITH(javalibdir,
 821           [AS_HELP_STRING([--with-javalibdir=DIR],[use JAVA libraries from DIR])],
 822           [JAVA_LIBS="$withval"])
 823         save_CPPFLAGS=$CPPFLAGS
 824         CPPFLAGS="$CPPFLAGS $JAVA_INCLUDES"
 825         AC_CHECK_HEADER(jni.h,,[
 826             use_java="No (missing header)"
 827             JAVA=
 828         ])
 829         CPPFLAGS="$save_CPPFLAGS"
 830         if test "x$JAVA" != "x"; then
 831           use_java="Yes"
 832           AC_SUBST([JAVA_INCLUDES])
 833           AC_SUBST([JAVA_LIBS])
 834         fi
 835       fi
 836     fi
 837   fi
 838 fi
 839 AM_CONDITIONAL(WITH_JAVA, [test "x$use_java" = "xYes"])
 840
 841 dnl -----------------------------------
 842 dnl INCLUDES and LIBS for JAVASCRIPT (disabled by default - incomplete)
 843
 844 AC_ARG_ENABLE(javascript,
 845   [AS_HELP_STRING([--enable-javascript=no],[Javascript language bindings])],
 846   [], [enable_javascript=no])
 847
 848 if test "x$enable_javascript" != "xyes"; then
 849   use_javascript="No (disabled by default - incomplete)"
 850 else
 851   if test "x$use_swig" != "xYes"; then
 852     use_javascript="No (swig not available)"
 853   else
 854     if test `$SWIG -help 2>&1 | $EGREP -c '\-javascript* *- Generate'` = 0 ; then
 855       use_javascript="No (swig does not support -javascript option)"
 856     else
 857       AC_CHECK_PROG(JAVASCRIPT,js,js)
 858       if test "x$JAVASCRIPT" = "x"; then
 859         use_javascript="No (JAVASCRIPT compiler not available)"
 860       else
 861         JAVASCRIPT_INCLUDES=
 862         JAVASCRIPT_LIBS=
 863         use_javascript="Yes"
 864         AC_SUBST([JAVASCRIPT_INCLUDES])
 865         AC_SUBST([JAVASCRIPT_LIBS])
 866         AC_SUBST([INTJAVASCRIPTSIZE])
 867       fi
 868     fi
 869   fi
 870 fi
 871 AM_CONDITIONAL(WITH_JAVASCRIPT, [test "x$use_javascript" = "xYes"])
 872
 873 dnl -----------------------------------
 874 dnl INCLUDES and LIBS for LUA
 875
 876 AC_ARG_ENABLE(lua,
 877   [AS_HELP_STRING([--enable-lua=yes],[lua language bindings])],
 878   [], [enable_lua=yes])
 879
 880 if test "x$enable_lua" != "xyes"; then
 881   use_lua="No (disabled)"
 882 else
 883   if test "x$use_swig" != "xYes"; then
 884     use_lua="No (swig not available)"
 885   else
 886     if test `$SWIG -help 2>&1 | $EGREP -c '\-lua *- Generate'` = 0; then
 887       use_lua="No (swig does not support -lua option)"
 888     else
 889       AC_CHECK_PROG(LUA,lua,lua)
 890       if test "x$LUA" = "x"; then
 891         use_lua="No (lua not available)"
 892       else
 893         ac_save_CPPFLAGS="$CPPFLAGS"
 894         ac_save_CFLAGS="$CFLAGS"
 895         ac_save_LDFLAGS="$LDFLAGS"
 896
 897         AC_CHECK_PROG(LUA,lua,lua)
 898
 899         LUA_INCLUDES=""
 900         LUA_LIBS=""
 901         LUA_INSTALL_DIR=""
 902
 903         if test -n "$lua_inc"; then
 904            CFLAGS="$CFLAGS -I$lua_inc"
 905            CPPFLAGS="$CPPFLAGS -I$lua_inc"
 906         fi
 907         if test -n "$lua_lib"; then
 908            LDFLAGS="$LDFLAGS -L$lua_lib"
 909         fi
 910
 911         if test "x$LUA_INCLUDES" = "x" -a "x$LUA_LIBS" = "x" ; then
 912             if test "x$PKG_CONFIG" != "x"; then
 913                 AC_MSG_CHECKING(for Lua headers and libraries with pkg-config)
 914                 echo
 915                 for l in "$lua_suffix" "" "53" "5.3" "52" "5.2" "51" "5.1" "50" "5.0" ; do
 916                     pkgconfig_lua_found=`$PKG_CONFIG --exists lua$l 2>/dev/null`
 917                     if test "x$?" = "x0" ; then
 918                         LUA_VERSION=`$PKG_CONFIG --modversion lua$l`
 919                         LUA_INCLUDES="$LUA_CFLAGS "`$PKG_CONFIG --cflags lua$l`
 920                         LUA_LIBS="$LUA_LFLAGS "`$PKG_CONFIG --libs lua$l`
 921                         LUA_INSTALL_DIR="/usr/lib$LIBPOSTFIX/lua/`$PKG_CONFIG --variable=V lua`"
 922
 923                         pkgconfig_lualib_found=`$PKG_CONFIG --exists lualib$l 2>/dev/null`
 924                         if test  "x$?" = "x0"; then
 925                            LUA_INCLUDES="$LUA_CFLAGS "`$PKG_CONFIG --cflags lualib$l`
 926                            LUA_LIBS="$LUA_LFLAGS "`$PKG_CONFIG --libs lualib$l`
 927                         fi
 928                         break
 929                     fi
 930                 done
 931             fi
 932         fi
 933
 934         if test "x$LUA_INCLUDES" = "x" -o "x$LUA_LIBS" = "x" ; then
 935             LUACONFIG=""
 936             AC_CHECK_PROGS(LUACONFIG, lua-config lua-config52 lua-config5.2 lua-config51 lua-config5.1 lua-config50 lua-config5.0)
 937             if test "x$LUACONFIG" != "x" ; then
 938                 AC_MSG_CHECKING(for Lua headers and libraries with lua-config)
 939                 echo
 940                 LUA_INCLUDES=`$LUACONFIG --include`
 941                 LUA_LIBS=`$LUACONFIG --libs`
 942                 LUA_VERSION="5.0.x"
 943                 LUA_INSTALL_DIR="/usr/lib$LIBPOSTFIX/lua/5.0"
 944             fi
 945         fi
 946
 947         if test "x$LUA_INCLUDES" = "x" -o "x$LUA_LIBS" = "x" ; then
 948             AC_MSG_CHECKING(for Lua headers and libraries)
 949             echo
 950             AC_CHECK_HEADER(lua.h,ac_found_lua_header="yes",ac_found_lua_header="no")
 951             AC_CHECK_HEADER(lualib.h,ac_found_liblua_header="yes",ac_found_liblua_header="no")
 952             if test "x$ac_found_lua_header" = "xyes" -a "x$ac_found_liblua_header" = "xyes"; then
 953                 LUA_INCLUDES="$CFLAGS"
 954             fi
 955             for l in "$lua_suffix" "" "52" "5.2" "51" "5.1" "50" "5.0" ; do
 956                 AC_CHECK_LIB(lua$l,lua_call,ac_found_lua_lib="yes",ac_found_lua_lib="no")
 957                 if test "x$ac_found_lua_lib" = "xyes" ; then
 958                     LUA_VERSION=">=5.1.0"
 959
 960                     LUA_LIBS="$LDFLAGS -llua$l -lm"
 961
 962                     ac2_save_LDFLAGS="$LDFLAGS"
 963                     LDFLAGS="$LDFLAGS -llua$l -lm"
 964
 965                     if echo "$host_os" | grep "^linux" 1>/dev/null 2>&1 ; then
 966                        LDFLAGS="$LDFLAGS -ldl"
 967                     fi
 968
 969                     AC_CHECK_LIB(lualib$l,luaL_openlib,ac_found_liblua_lib="yes",ac_found_liblua_lib="no")
 970                     if test "x$ac_found_liblua_lib" = "xyes" ; then
 971                        LUA_VERSION="5.0.x"
 972
 973                        LUA_LIBS="$LUA_LFLAGS -llualib$l"
 974
 975                        if echo "$host_os" | grep "^linux" 1>/dev/null 2>&1 ; then
 976                           LUA_LIBS="$LUA_LFLAGS -ldl"
 977                        fi
 978                     fi
 979
 980                     LDFLAGS="$ac2_save_LDFLAGS"
 981                     break
 982                 fi
 983             done
 984         fi
 985
 986         AC_MSG_CHECKING(for Lua compiling and linking)
 987         LUA_TEST=`LT=luatest.c ; echo "#include <lua.h>" > $LT;  echo "#include <lualib.h>" >> $LT; echo "int main() { return 0; }" >> $LT ; $CC -Wall $LT -o $LT.out $LUA_INCLUDES $LUA_LIBS $CFLAGS $LDFLAGS 1>/dev/null 2>&1 ; echo $?; rm -f $LT $LT.out 1>/dev/null 2>&1`
 988         if test "x$LUA_TEST" != "x0" ; then
 989           AC_MSG_RESULT(no)
 990           AC_MSG_WARN([
 991 *** Lua (>=5.0) headers and/or libraries could not be found in your system.
 992 *** Try to install liblua, liblualib and liblua-dev with your software package manager.
 993 *** Graphviz will be built without Lua support.])
 994           use_lua="No (lua compiling/linking failed)"
 995         else
 996           use_lua="Yes"
 997           AC_SUBST([LUA_INCLUDES])
 998           AC_SUBST([LUA_LIBS])
 999           AC_SUBST([LUA_INSTALL_DIR])
1000           # Not needed for Graphviz: AC_DEFINE(PLUGIN_LUA)
1001         fi
1002         CFLAGS="$ac_save_CFLAGS"
1003         CPPFLAGS="$ac_save_CPPFLAGS"
1004         LDFLAGS="$ac_save_LDFLAGS"
1005       fi
1006     fi
1007   fi
1008 fi
1009 AM_CONDITIONAL(WITH_LUA, [test "x$use_lua" = "xYes"])
1010
1011
1012 dnl -----------------------------------
1013 dnl INCLUDES and LIBS for OCAML
1014
1015 AC_ARG_ENABLE(ocaml,
1016   [AS_HELP_STRING([--enable-ocaml=yes],[ocaml language bindings])],
1017   [], [enable_ocaml=yes])
1018
1019 if test "x$enable_ocaml" != "xyes"; then
1020   use_ocaml="No (disabled)"
1021 else
1022   if test "x$use_swig" != "xYes"; then
1023     use_ocaml="No (swig not available)"
1024   else
1025     if test `$SWIG -help 2>&1 | $EGREP -c '\-ocaml *- Generate'` = 0; then
1026       use_ocaml="No (swig does not support -ocaml option)"
1027     else
1028       AC_CHECK_PROG(OCAML,ocaml,ocaml)
1029       if test "x$OCAML" = "x"; then
1030         use_ocaml="No (ocaml not available)"
1031       else
1032         AC_CHECK_PROG(OCAML_OPT,ocamlopt,ocamlopt)
1033         AC_CHECK_PROG(OCAML_C,ocamlc,ocamlc)
1034         if test "x$OCAML_C" != "x"; then
1035           OCAML_INCLUDES=-I`$OCAML_C -where`
1036           OCAML_LIBS=-L`$OCAML_C -where`
1037         fi
1038         save_CPPFLAGS=$CPPFLAGS
1039         CPPFLAGS="$CPPFLAGS $OCAML_INCLUDES"
1040         AC_CHECK_HEADER(caml/mlvalues.h,[
1041           use_ocaml="Yes"
1042           AC_SUBST([OCAML_INCLUDES])
1043           AC_SUBST([OCAML_LIBS])
1044         ],[
1045           use_ocaml="No (missing header)"
1046           AC_MSG_WARN([Unable to find header caml/mlvalues.h. The OCAML packages will not be built])
1047         ])
1048         CPPFLAGS=$save_CPPFLAGS
1049       fi
1050     fi
1051   fi
1052 fi
1053 AM_CONDITIONAL(WITH_OCAML, [test "x$use_ocaml" = "xYes"])
1054 AM_CONDITIONAL(WITH_OCAMLOPT, [test "x$OCAML_OPT" != "x" -a "x$OCAML_C" != "x"])
1055
1056 dnl -----------------------------------
1057 dnl INCLUDES and LIBS for PERL
1058
1059 AC_ARG_ENABLE(perl,
1060   [AS_HELP_STRING([--enable-perl=yes],[perl language bindings])],
1061   [], [enable_perl=yes])
1062
1063 if test "x$enable_perl" != "xyes"; then
1064   use_perl="No (disabled)"
1065 else
1066   if test "x$use_swig" != "xYes"; then
1067     use_perl="No (swig not available)"
1068   else
1069     if test `$SWIG -perl5 2>&1 | $EGREP -c '(Unable|No target)'` -eq 1; then
1070       SWIG_PERL_OPT='-perl'
1071     else
1072       SWIG_PERL_OPT='-perl5'
1073     fi
1074     if test `$SWIG -help 2>&1 | $EGREP -c "(-perl|-perl5) *- Generate"` = 0; then
1075       use_perl="No (swig does not support -perl or -perl5 option)"
1076     else
1077       AC_CHECK_PROG(PERL,perl,perl)
1078       if test "x$PERL" = "x"; then
1079         use_perl="No (perl not available)"
1080       else
1081         if test $PERL -e 'exit !($] <= 5.004)' > /dev/null 2>&1 ; then
1082           use_perl="No (perl is too old)"
1083           PERL=
1084         else
1085           PERL_INCLUDES="`$PERL $srcdir/config/config_perl.pl PERL_INCLUDES`"
1086           PERL_LIBS="`$PERL $srcdir/config/config_perl.pl PERL_LIBS`"
1087           PERL_INSTALL_DIR="`$PERL $srcdir/config/config_perl.pl PERL_INSTALL_DIR`"
1088           save_CPPFLAGS=$CPPFLAGS
1089           CPPFLAGS="$CPPFLAGS $PERL_INCLUDES"
1090           AC_CHECK_HEADER(EXTERN.h,,[
1091             use_perl="No (missing header)"
1092             PERL=
1093           ])
1094           CPPFLAGS=$save_CPPFLAGS
1095         fi
1096         if test "x$PERL" != "x"; then
1097           use_perl="Yes"
1098           AC_SUBST([PERL_INCLUDES])
1099           AC_SUBST([PERL_LIBS])
1100           AC_SUBST([PERL_INSTALL_DIR])
1101           AC_SUBST([SWIG_PERL_OPT])
1102         fi
1103       fi
1104     fi
1105   fi
1106 fi
1107 AM_CONDITIONAL(WITH_PERL, [test "x$use_perl" = "xYes"])
1108
1109 dnl -----------------------------------
1110 dnl INCLUDES and LIBS for PHP
1111
1112 AC_ARG_ENABLE(php,
1113   [AS_HELP_STRING([--enable-php=yes],[php language bindings])],
1114   [], [enable_php=yes])
1115
1116 if test "x$enable_php" != "xyes"; then
1117   use_php="No (disabled)"
1118 else
1119   if test "x$use_swig" != "xYes"; then
1120     use_php="No (swig not available)"
1121   else
1122     if test `$SWIG -php7 2>&1 | $EGREP -c '(Unable|No target)'` -eq 1; then
1123       SWIG_PHP_OPT='-php'
1124     else
1125       SWIG_PHP_OPT='-php7'
1126     fi
1127     if test `$SWIG -help 2>&1 | $EGREP -c "(-php|-php7) *- Generate"` = 0 ; then
1128       use_php="No (swig does not support -php or -php7 option)"
1129     else
1130       AC_CHECK_PROGS(PHP,php7.2,php7,php)
1131       if test "x$PHP" = "x"; then
1132         use_php="No (php not available)"
1133       else
1134         AC_CHECK_PROGS(PHPCONFIG,${PHP}-config,php-config)
1135         if test "x$PHPCONFIG" = "x"; then
1136           use_php="No (php-config not available)"
1137         else
1138           PHP_INCLUDES="`$PHPCONFIG --includes`"
1139           PHP_INSTALL_DIR="`$PHPCONFIG --extension-dir`"
1140           PHP_INSTALL_DATADIR="/usr/share/php"
1141           PHP_LIBS="`$PHPCONFIG --ldflags` `$PHPCONFIG --libs`"
1142           save_CPPFLAGS=$CPPFLAGS
1143           CPPFLAGS="$CPPFLAGS $PHP_INCLUDES"
1144           AC_CHECK_HEADER(php.h,,[
1145             use_php="No (missing header)"
1146             PHP=
1147           ])
1148           CPPFLAGS=$save_CPPFLAGS
1149         fi
1150       fi
1151       if test "x$PHP" != "x"; then
1152             use_php="Yes"
1153         AC_SUBST([PHP_INCLUDES])
1154         AC_SUBST([PHP_INSTALL_DIR])
1155         AC_SUBST([PHP_INSTALL_DATADIR])
1156         AC_SUBST([PHP_LIBS])
1157         AC_SUBST([SWIG_PHP_OPT])
1158       fi
1159     fi
1160   fi
1161 fi
1162 AM_CONDITIONAL(WITH_PHP, [test "x$use_php" = "xYes"])
1163
1164 dnl -----------------------------------
1165 dnl INCLUDES and LIBS for PYTHON
1166
1167 AC_ARG_ENABLE(python,
1168   [AS_HELP_STRING([--enable-python=yes],[python language bindings])],
1169   [], [enable_python=yes])
1170
1171 if test "x$enable_python" != "xyes"; then
1172   use_python="No (disabled)"
1173 else
1174   if test "x$use_swig" != "xYes"; then
1175     use_python="No (swig not available)"
1176   else
1177     if test `$SWIG -help 2>&1 | $EGREP -c '\-python *- Generate'` = 0; then
1178       use_python="No (swig does not support -python option)"
1179     else
1180       AC_CHECK_PROG(PYTHON,python,python)
1181       if test "x$PYTHON" = "x"; then
1182         use_python="No (python not available)"
1183       else
1184         PYTHON_VERSION=`$PYTHON -c "import sys; print('%d.%d' % sys.version_info[[0:2]])"`
1185         if test "x$PYTHON_VERSION" = "x"; then
1186           PYTHON=
1187         else
1188           PYTHON_VERSION_MAJOR=`echo $PYTHON_VERSION | cut -d '.' -f 1`
1189           if test $PYTHON_VERSION_MAJOR -lt 3; then
1190             PYTHON=
1191           fi
1192         fi
1193       fi
1194       if test "x$PYTHON" = "x"; then
1195         use_python="No (python is too old)"
1196       else
1197         PYTHON_PREFIX=`$PYTHON -c "import sys; print(sys.prefix)"`
1198         PYTHON_INCLUDES=-I$PYTHON_PREFIX/include/python$PYTHON_VERSION
1199         PYTHON_LIBS="-undefined dynamic_lookup"
1200         PYTHON_INSTALL_DIR="`$PYTHON -c 'from distutils import sysconfig; print(sysconfig.get_python_lib(1,0))'`"
1201         save_CPPFLAGS=$CPPFLAGS
1202         CPPFLAGS="$CPPFLAGS $PYTHON_INCLUDES"
1203         AC_CHECK_HEADER(Python.h,,[
1204           use_python="No (missing header)"
1205           PYTHON=
1206         ])
1207         CPPFLAGS=$save_CPPFLAGS
1208         if test "x$PYTHON" != "x"; then
1209           use_python="Yes"
1210           AC_SUBST([PYTHON_INSTALL_DIR])
1211           AC_SUBST([PYTHON_INCLUDES])
1212           AC_SUBST([PYTHON_LIBS])
1213         fi
1214       fi
1215     fi
1216   fi
1217 fi
1218 AM_CONDITIONAL(WITH_PYTHON, [test "x$use_python" = "xYes"])
1219
1220 dnl -----------------------------------
1221 dnl INCLUDES and LIBS for PYTHON3
1222
1223 AC_ARG_ENABLE(python3,
1224   [AS_HELP_STRING([--enable-python3=yes],[python3 language bindings])],
1225   [], [enable_python3=yes])
1226
1227 if test "x$enable_python3" != "xyes"; then
1228   use_python3="No (disabled)"
1229 else
1230   if test "x$use_swig" != "xYes"; then
1231     use_python3="No (swig not available)"
1232   else
1233     if test `$SWIG -help 2>&1 | $EGREP -c '\-python *- Generate'` = 0; then
1234       use_python="No (swig does not support -python option)"
1235     else
1236       AC_CHECK_PROG(PYTHON3,python3,python3)
1237       if test "x$PYTHON3" = "x"; then
1238         use_python3="No (python3 not available)"
1239       else
1240         PYTHON3_VERSION=`$PYTHON3 -c "import sys; print('%d.%d' % sys.version_info[[0:2]])"`
1241         if test "x$PYTHON3_VERSION" = "x"; then
1242           PYTHON3=
1243         fi
1244       fi
1245       if test "x$PYTHON3" = "x"; then
1246         use_python3="No (python3 is too old)"
1247         PYTHON3=
1248       else
1249         if test "x$PKG_CONFIG" != "x"; then
1250           AC_MSG_CHECKING(for Python3 headers and libraries with pkg-config)
1251           echo
1252           pkgconfig_python3_found=`$PKG_CONFIG --exists python-$PYTHON3_VERSION 2>/dev/null`
1253           if test "x$?" = "x0" ; then
1254                PYTHON3_INCLUDES="$PYTHON3_CFLAGS "`$PKG_CONFIG --cflags python-$PYTHON3_VERSION`
1255                PYTHON3_LIBS="$PYTHON3_LFLAGS "`$PKG_CONFIG --libs python-$PYTHON3_VERSION`
1256           else
1257                    use_python3="No (python-$PYTHON3_VERSION.pc not found)"
1258           fi
1259         fi
1260         PYTHON3_INSTALL_DIR="`$PYTHON3 -c 'from distutils import sysconfig; print(sysconfig.get_python_lib(1,0))'`"
1261         save_CPPFLAGS=$CPPFLAGS
1262         CPPFLAGS="$CPPFLAGS $PYTHON3_INCLUDES"
1263         AC_CHECK_HEADER(Python.h,,[
1264           use_python3="No (missing header)"
1265           PYTHON3=
1266         ])
1267         CPPFLAGS=$save_CPPFLAGS
1268         if test "x$PYTHON3" != "x"; then
1269           use_python3="Yes"
1270           AC_SUBST([PYTHON3_INSTALL_DIR])
1271           AC_SUBST([PYTHON3_INCLUDES])
1272           AC_SUBST([PYTHON3_LIBS])
1273         fi
1274       fi
1275     fi
1276   fi
1277 fi
1278 AM_CONDITIONAL(WITH_PYTHON3, [test "x$use_python3" = "xYes"])
1279
1280 dnl -----------------------------------
1281 dnl INCLUDES and LIBS for R
1282
1283 AC_ARG_ENABLE(r,
1284   [AS_HELP_STRING([--enable-r=yes],[R language bindings])],
1285   [], [enable_r=yes])
1286
1287 if test "x$enable_r" != "xyes"; then
1288   use_r="No (disabled)"
1289 else
1290   if test "x$use_swig" != "xYes"; then
1291     use_r="No (swig not available)"
1292   else
1293     if test `$SWIG -help 2>&1 | $EGREP -c '\-r *- Generate'` = 0; then
1294       use_r="No (swig does not support -r option)"
1295     else
1296       PKG_CHECK_MODULES(R, [libR],[
1297         use_r="Yes"
1298         AC_SUBST([R_CFLAGS])
1299         AC_SUBST([R_LIBS])
1300       ],[
1301         use_r="No (R not available)"
1302       ])
1303     fi
1304   fi
1305 fi
1306 AM_CONDITIONAL(WITH_R, [test "x$use_r" = "xYes"])
1307
1308 dnl -----------------------------------
1309 dnl INCLUDES and LIBS for RUBY
1310
1311 AC_ARG_ENABLE(ruby,
1312   [AS_HELP_STRING([--enable-ruby=yes],[ruby language bindings])],
1313   [], [enable_ruby=yes])
1314
1315 if test "x$enable_ruby" != "xyes"; then
1316   use_ruby="No (disabled)"
1317 else
1318   if test "x$use_swig" != "xYes"; then
1319     use_ruby="No (swig not available)"
1320   else
1321     if test `$SWIG -help 2>&1 | $EGREP -c '\-ruby *- Generate'` = 0; then
1322       use_ruby="No (swig does not support -ruby option)"
1323     else
1324       PKG_CHECK_MODULES([RUBY], [ruby],[
1325         AC_CHECK_PROG(RUBY,ruby,ruby)
1326         if test "x$RUBY" = "x"; then
1327           use_ruby="No (ruby not available)"
1328         else
1329           RUBY_INSTALL_DIR="`$RUBY $srcdir/config/config_ruby.rb vendorarchdir`"
1330         fi
1331       ],[
1332         PKG_CHECK_MODULES([RUBY], [ruby-${RUBY_VER}],[
1333           AC_CHECK_PROG(RUBY,ruby,ruby)
1334           if test "x$RUBY" = "x"; then
1335             use_ruby="No (ruby not available)"
1336           else
1337             RUBY_INSTALL_DIR="`$RUBY $srcdir/config/config_ruby.rb vendorarchdir`"
1338           fi
1339         ],[
1340           AC_CHECK_PROG(RUBY,ruby,ruby)
1341           if test "x$RUBY" = "x"; then
1342             use_ruby="No (ruby not available)"
1343           else
1344             RUBY_CFLAGS="-I`$RUBY $srcdir/config/config_ruby.rb archdir`"
1345             # hack for powerpc-darwin8 (10.4)
1346             if test "x$DARWIN" = "xyes"; then
1347               RUBY_CFLAGS=`echo $RUBY_CFLAGS | sed 's/powerpc/universal/'`
1348             fi
1349             RUBY_LIBS="-L`$RUBY $srcdir/config/config_ruby.rb lib` `$RUBY -rrbconfig -e \"puts RbConfig::CONFIG[['LIBRUBYARG_SHARED']]\"`"
1350             RUBY_INSTALL_DIR="`$RUBY $srcdir/config/config_ruby.rb vendorarchdir`"
1351             if test "x$RUBY_INSTALL_DIR" = "x"; then
1352                   RUBY_INSTALL_DIR="`$RUBY $srcdir/config/config_ruby.rb sitearchdir`"
1353             fi
1354             save_CPPFLAGS=$CPPFLAGS
1355             CPPFLAGS="$CPPFLAGS $RUBY_CFLAGS"
1356             AC_CHECK_HEADER(ruby.h,,[
1357               use_ruby="No (missing header)"
1358               RUBY=
1359             ])
1360             CPPFLAGS=$save_CPPFLAGS
1361           fi
1362         ])
1363       ])
1364       if test "x$RUBY" != "x"; then
1365         use_ruby="Yes"
1366         AC_SUBST([RUBY_CFLAGS])
1367         AC_SUBST([RUBY_LIBS])
1368         AC_SUBST([RUBY_INSTALL_DIR])
1369       fi
1370     fi
1371   fi
1372 fi
1373 AM_CONDITIONAL(WITH_RUBY, [test "x$use_ruby" = "xYes"])
1374
1375 dnl -----------------------------------
1376 dnl INCLUDES and LIBS for TCL
1377
1378 AC_ARG_ENABLE(tcl,
1379   [AS_HELP_STRING([--enable-tcl=yes],[tcl language bindings])],
1380   [], [enable_tcl=yes])
1381
1382 if test "x$enable_tcl" != "xyes"; then
1383   use_tcl="No (disabled)"
1384 fi
1385
1386 if test "x$use_tcl" = "x"; then
1387   TCL_VERSION_FOUND=`echo 'puts [[info tclversion]]' | $TCLSH`
1388
1389   # can't assume ksh on all architectures
1390   # TCLSH_EXEC_PREFIX=${TCLSH%%/bin/tclsh.*}
1391   # so use sed instead
1392   TCLSH_EXEC_PREFIX=`echo $TCLSH|sed -e 's%/bin/.*tclsh.*$%%'`
1393
1394   if test -f ${TCLSH_EXEC_PREFIX}/include/tcl${TCL_VERSION_FOUND}/tcl.h; then
1395     TCL_INCLUDES="-I${TCLSH_EXEC_PREFIX}/include/tcl${TCL_VERSION_FOUND}"
1396     if test -d ${TCLSH_EXEC_PREFIX}/include/tcl${TCL_VERSION_FOUND}/generic; then
1397       TCL_INCLUDES="${TCL_INCLUDES} -I${TCLSH_EXEC_PREFIX}/include/tcl${TCL_VERSION_FOUND}/generic"
1398     fi
1399   else
1400     if test "x${TCLSH_EXEC_PREFIX}" != "x/usr" -a -f ${TCLSH_EXEC_PREFIX}/include/tcl.h; then
1401       TCL_INCLUDES=-I${TCLSH_EXEC_PREFIX}/include
1402     fi
1403   fi
1404   if test "x$TCL_INCLUDES" != "x" ; then
1405     AC_MSG_RESULT([using tcl headers from $TCL_INCLUDES])
1406   fi
1407   AC_SUBST([TCL_INCLUDES])
1408   save_CPPFLAGS=$CPPFLAGS
1409   CPPFLAGS="$CPPFLAGS $TCL_INCLUDES"
1410   AC_CHECK_HEADER(tcl.h,,[
1411     AC_MSG_WARN([Unable to find header tcl.h. The Tcl packages will not be built])
1412     use_tcl="No (missing header)"
1413   ])
1414   CPPFLAGS=$save_CPPFLAGS
1415 fi
1416 AC_SUBST([TCLSH_EXEC_PREFIX])
1417
1418 if test "x$use_tcl" = "x"; then
1419   # Some systems don't have Tcl.  Don't build
1420   # the Tcl products if we don't have the library.
1421   if test -f ${TCLSH_EXEC_PREFIX}/lib${LIBPOSTFIX}/tcl${TCL_VERSION_FOUND}/tclConfig.sh; then
1422     TCLCONFIG=${TCLSH_EXEC_PREFIX}/lib${LIBPOSTFIX}/tcl${TCL_VERSION_FOUND}/tclConfig.sh
1423   else
1424     if test -f ${TCLSH_EXEC_PREFIX}/lib${LIBPOSTFIX}/tclConfig.sh; then
1425       TCLCONFIG=${TCLSH_EXEC_PREFIX}/lib${LIBPOSTFIX}/tclConfig.sh
1426     else
1427       if test -f ${TCLSH_EXEC_PREFIX}/lib/tclConfig.sh; then
1428         TCLCONFIG=${TCLSH_EXEC_PREFIX}/lib/tclConfig.sh
1429       fi
1430     fi
1431   fi
1432   if test "x$TCLCONFIG" != "x"; then
1433     AC_MSG_RESULT([using $TCLCONFIG])
1434     file=${TCLCONFIG}
1435       . $file
1436   else
1437     AC_MSG_WARN([Unable to find tclConfig.sh. The Tcl packages will not be built])
1438     use_tcl="No (missing tclConfig.sh)"
1439   fi
1440   TCL_INSTALL_DIR=${TCLSH_EXEC_PREFIX}/lib${LIBPOSTFIX}/tcl${TCL_VERSION_FOUND}
1441 fi
1442
1443 if test "x$use_tcl" = "x"; then
1444   # TCL STUBS support is required
1445   if test "x${TCL_SUPPORTS_STUBS}" = "x1"; then
1446     use_tcl="Yes"
1447     TCL_CFLAGS="${TCL_CFLAGS} -DUSE_TCL_STUBS"
1448     AC_DEFINE_UNQUOTED(HAVE_TCL,1,
1449         [Define if you have the tcl library])
1450   else
1451     AC_MSG_WARN([Tcl does not have STUBs support, perhaps it is too old?  The Tcl packages will not be built])
1452     use_tcl="No (no STUBs support)"
1453   fi
1454 fi
1455
1456 AC_SUBST([TCLCONFIG])
1457 AC_SUBST([TCL_INSTALL_DIR])
1458
1459 AM_CONDITIONAL(WITH_TCL, [test "x$use_tcl" = "xYes"])
1460
1461 AC_SUBST([TCL_VERSION])
1462 AC_SUBST([TCL_MAJOR_VERSION])
1463 AC_SUBST([TCL_MINOR_VERSION])
1464 AC_SUBST([TCL_PATCH_LEVEL])
1465 AC_SUBST([TCL_CFLAGS])
1466 AC_SUBST([TCL_DEFS])
1467
1468 # TCL modules use stubs and don't need any other tcl libraries
1469 TCL_LIBS=
1470 AC_SUBST([TCL_LIBS])
1471
1472 AC_SUBST([TCL_SHLIB_SUFFIX])
1473 AC_SUBST([TCL_SRC_DIR])
1474 AC_SUBST([TCL_STUB_LIB_SPEC])
1475
1476 dnl -----------------------------------
1477 dnl Support for generic "extra" search paths for includes and libraries
1478
1479 AC_ARG_WITH(extraincludedir,
1480   [AS_HELP_STRING([--with-extraincludedir=DIR],[use extra includes from DIR])],
1481   [CPPFLAGS="$CPPFLAGS -I$withval"])
1482
1483 AC_ARG_WITH(extralibdir,
1484   [AS_HELP_STRING([--with-extralibdir=DIR],[use extra libraries from DIR])],
1485   [LDFLAGS="$LDFLAGS -L$withval"])
1486
1487 dnl -----------------------------------
1488 dnl ...borrow test for -lsocket -lnsl from tk8.3.3/unix/configure.in
1489
1490 save_LIBS=$LIBS
1491 LIBS=
1492 tk_checkBoth=0
1493 AC_CHECK_FUNC(connect, tk_checkSocket=0, tk_checkSocket=1)
1494 if test "$tk_checkSocket" = 1; then
1495   AC_CHECK_LIB(socket, main, LIBS="$LIBS -lsocket", tk_checkBoth=1)
1496 fi
1497 if test "$tk_checkBoth" = 1; then
1498   tk_oldLibs=$LIBS
1499   LIBS="$LIBS -lsocket -lnsl"
1500   AC_CHECK_FUNC(accept, tk_checkNsl=0, [LIBS=$tk_oldLibs])
1501 fi
1502 AC_CHECK_FUNC(gethostbyname, , [AC_CHECK_LIB(nsl, main, [LIBS="$LIBS -lnsl"])])
1503 SOCKET_LIBS=$LIBS
1504 AC_SUBST([SOCKET_LIBS])
1505 LIBS=$save_LIBS
1506
1507 dnl -----------------------------------
1508 dnl INCLUDES and LIBS for EXPAT
1509
1510 AC_ARG_WITH(expat,
1511   [AS_HELP_STRING([--with-expat=yes],[use expat])],
1512   [],[with_expat=yes])
1513
1514 if test "x$with_expat" != "xyes"; then
1515   use_expat="No (disabled)"
1516 else
1517
1518   save_CPPFLAGS=$CPPFLAGS
1519   save_LDFLAGS=$LDFLAGS
1520   AC_PATH_PROG(EXPAT_CONFIG,expat-config)
1521   if test -n "$EXPAT_CONFIG"; then
1522         EXPAT_INCLUDES=`$EXPAT_CONFIG --cflags`
1523         EXPAT_PREFIX=`$EXPAT_CONFIG --prefix`
1524         if test "${EXPAT_PREFIX}/lib" != "/usr/lib" ; then
1525                 EXPAT_LIBS="-L${EXPAT_PREFIX}/lib"
1526         fi
1527   else
1528         EXPAT_INCLUDES=""
1529         EXPAT_LIBS=""
1530   fi
1531   AC_ARG_WITH(expatincludedir,
1532     [AS_HELP_STRING([--with-expatincludedir=DIR],[use EXPAT includes from DIR])],
1533     [EXPAT_INCLUDES="-I$withval"])
1534   CPPFLAGS="$CPPFLAGS $EXPAT_INCLUDES"
1535   EXPAT_LIBDIR="/usr/lib$LIBPOSTFIX"
1536   AC_ARG_WITH(expatlibdir,
1537     [AS_HELP_STRING([--with-expatlibdir=DIR],[use EXPAT libraries from DIR])],
1538     [EXPAT_LIBDIR="$withval"])
1539   if test "$EXPAT_LIBDIR" != "/usr/lib"; then
1540           EXPAT_LIBS="-L$EXPAT_LIBDIR"
1541           LDFLAGS="$LDFLAGS $EXPAT_LIBS"
1542   fi
1543   AC_CHECK_HEADERS([expat.h],
1544     [],
1545     [use_expat="No (missing header)"
1546      AC_MSG_WARN(Optional expat library not available - missing headers)],
1547     [])
1548   AC_CHECK_LIB(expat,main,
1549     [EXPAT_LIBS="$EXPAT_LIBS -lexpat"],
1550     [use_expat="No (missing library)"
1551      AC_MSG_WARN(Optional expat library not available)],
1552     [])
1553   LDFLAGS=$save_LDFLAGS
1554   CPPFLAGS=$save_CPPFLAGS
1555 fi
1556 if test "x$use_expat" = "x"; then
1557   use_expat="Yes"
1558   AC_DEFINE_UNQUOTED(HAVE_EXPAT,1,
1559     [Define if you have the expat library])
1560   AC_SUBST([EXPAT_INCLUDES])
1561   AC_SUBST([EXPAT_LIBS])
1562 fi
1563
1564 dnl -----------------------------------
1565 dnl INCLUDES and LIBS for DEVIL
1566
1567 AC_ARG_WITH(devil,
1568   [AS_HELP_STRING([--with-devil=yes],[DevIL plugin])],
1569   [],[with_devil=yes])
1570
1571 if test "x$with_devil" != "xyes"; then
1572   use_devil="No (disabled)"
1573 else
1574
1575   AC_ARG_WITH(devilincludedir,
1576     [AS_HELP_STRING([--with-devilincludedir=DIR],[use DevIL includes from DIR])],
1577     [DEVIL_INCLUDES="-I$withval"])
1578   AC_ARG_WITH(devillibdir,
1579     [AS_HELP_STRING([--with-devillibdir=DIR],[use DevIL libraries from DIR])],
1580     [DEVIL_LIBS="-L$withval"])
1581
1582   save_CPPFLAGS=$CPPFLAGS
1583   save_LDFLAGS=$LDFLAGS
1584   CPPFLAGS="$CPPFLAGS $DEVIL_INCLUDES"
1585   LDFLAGS="$LDFLAGS $DEVIL_LIBS"
1586   AC_CHECK_HEADERS([IL/il.h],
1587     [],
1588     [use_devil="No (missing header)"
1589      AC_MSG_WARN(Optional DevIL library not available - missing headers)],
1590     [])
1591   AC_CHECK_LIB(IL,main,
1592     [DEVIL_LIBS="$DEVIL_LIBS -lIL -lILU"],
1593     [use_devil="No (missing library)"
1594      AC_MSG_WARN(Optional DevIL library not available)],
1595     [])
1596   LDFLAGS=$save_LDFLAGS
1597   CPPFLAGS=$save_CPPFLAGS
1598 fi
1599 if test "x$use_devil" = "x"; then
1600   use_devil="Yes"
1601   AC_DEFINE_UNQUOTED(HAVE_DEVIL,1,
1602     [Define if you have the DevIL library])
1603   AC_SUBST([DEVIL_INCLUDES])
1604   AC_SUBST([DEVIL_LIBS])
1605 fi
1606
1607 AM_CONDITIONAL(WITH_DEVIL, [test "x$use_devil" = "xYes"])
1608
1609 dnl -----------------------------------
1610 dnl INCLUDES and LIBS for Z
1611
1612 AC_ARG_WITH(zincludedir,
1613   [AS_HELP_STRING([--with-zincludedir=DIR],[use Z includes from DIR])],
1614   [Z_INCLUDES="-I$withval"])
1615 AC_ARG_WITH(zlibdir,
1616   [AS_HELP_STRING([--with-zlibdir=DIR],[use Z libraries from DIR])],
1617   [Z_LIBS="-L$withval"])
1618
1619 save_CPPFLAGS=$CPPFLAGS
1620 save_LDFLAGS=$LDFLAGS
1621 CPPFLAGS="$CPPFLAGS $Z_INCLUDES"
1622 LDFLAGS="$LDFLAGS $Z_LIBS"
1623 AC_CHECK_HEADER(zlib.h,
1624         [AC_CHECK_LIB(z,main,
1625                 [Z_LIBS="$Z_LIBS -lz"
1626                 AC_DEFINE_UNQUOTED(HAVE_LIBZ,1,[Define if you have the Z library])],
1627                         AC_MSG_WARN(Optional z library not available))],
1628         AC_MSG_WARN(Optional z library not available - no zlib.h))
1629         LDFLAGS="$LDFLAGS $Z_LIBS"
1630         AC_CHECK_FUNCS(deflateBound)
1631 LDFLAGS=$save_LDFLAGS
1632 CPPFLAGS=$save_CPPFLAGS
1633 AC_SUBST([Z_INCLUDES])
1634 AC_SUBST([Z_LIBS])
1635
1636 dnl -----------------------------------
1637 dnl INCLUDES and LIBS for WEBP
1638
1639 AC_ARG_WITH(webp,
1640   [AS_HELP_STRING([--with-webp=yes],[webp library])],
1641   [], [with_webp=yes])
1642
1643 if test "x$with_webp" != "xyes"; then
1644   use_webp="No (disabled)"
1645 else
1646   PKG_CHECK_MODULES(WEBP, [libwebp],[
1647     use_webp="Yes"
1648     AC_DEFINE_UNQUOTED(HAVE_WEBP,1,
1649       [Define if you have the webp library])
1650     AC_SUBST([WEBP_CFLAGS])
1651     AC_SUBST([WEBP_LIBS])
1652   ],[
1653     use_webp="No (webp library not available)"
1654   ])
1655 fi
1656 AM_CONDITIONAL(WITH_WEBP, [test "x$use_webp" = "xYes"])
1657
1658 dnl -----------------------------------
1659 dnl INCLUDES and LIBS for POPPLER
1660
1661 AC_ARG_WITH(poppler,
1662   [AS_HELP_STRING([--with-poppler=yes],[poppler library])],
1663   [], [with_poppler=yes])
1664
1665 if test "x$with_poppler" != "xyes"; then
1666   use_poppler="No (disabled)"
1667 else
1668   PKG_CHECK_MODULES(POPPLER, [poppler-glib],[
1669     use_poppler="Yes"
1670     AC_DEFINE_UNQUOTED(HAVE_POPPLER,1,
1671       [Define if you have the poppler library])
1672     AC_SUBST([POPPLER_CFLAGS])
1673     AC_SUBST([POPPLER_LIBS])
1674   ],[
1675     use_poppler="No (poppler library not available)"
1676   ])
1677 fi
1678 AM_CONDITIONAL(WITH_POPPLER, [test "x$use_poppler" = "xYes"])
1679
1680 dnl -----------------------------------
1681 dnl INCLUDES and LIBS for RSVG
1682
1683 AC_ARG_WITH(rsvg,
1684   [AS_HELP_STRING([--with-rsvg=yes],[rsvg library])],
1685   [], [with_rsvg=yes])
1686
1687 have_svg_2_36="no"
1688 if test "x$with_rsvg" != "xyes"; then
1689   use_rsvg="No (disabled)"
1690 else
1691   PKG_CHECK_MODULES(RSVG, [librsvg-2.0],[
1692     use_rsvg="Yes"
1693     AC_DEFINE_UNQUOTED(HAVE_RSVG,1,
1694       [Define if you have the rsvg library])
1695     AC_SUBST([RSVG_CFLAGS])
1696     AC_SUBST([RSVG_LIBS])
1697   ],[
1698     use_rsvg="No (rsvg library not available)"
1699   ])
1700   PKG_CHECK_MODULES([SVG_2_36], [librsvg-2.0 >= 2.36.0 cairo >= 1.0.0],[
1701       have_svg_2_36="yes"
1702       AC_DEFINE(HAVE_SVG_2_36, 1, [Have librsvg >= 2.36])
1703     ],[
1704       have_svg_2_36="no"
1705     ])
1706 fi
1707 AM_CONDITIONAL(WITH_RSVG, [test "x$use_rsvg" = "xYes"])
1708
1709 dnl -----------------------------------
1710 dnl INCLUDES and LIBS for GHOSTSCRIPT
1711
1712 AC_ARG_WITH(ghostscript,
1713   [AS_HELP_STRING([--with-ghostscript=yes],[ghostscript library])],
1714   [], [with_ghostscript=yes])
1715
1716 if test "x$with_ghostscript" != "xyes"; then
1717   use_ghostscript="No (disabled)"
1718 else
1719   if test "x$HAVE_XRENDER" != "xyes"; then
1720     use_ghostscript="No (missing Xrender)"
1721   else
1722       AC_CHECK_HEADER(ghostscript/iapi.h, GS_CFLAGS="",use_ghostscript="No (missing headers)")
1723       if test "x$use_ghostscript" = "x"; then
1724         AC_CHECK_LIB(gs, main, GS_LIBS="-lgs", use_ghostscript="No (missing lib)")
1725         if test "x$use_ghostscript" = "x"; then
1726           use_ghostscript="Yes"
1727           AC_DEFINE_UNQUOTED(HAVE_GS,1,
1728             [Define if you have the gs library])
1729           AC_SUBST([GS_CFLAGS])
1730           AC_SUBST([GS_LIBS])
1731         fi
1732      fi
1733   fi
1734 fi
1735 AM_CONDITIONAL(WITH_GS, [test "x$use_ghostscript" = "xYes"])
1736
1737 dnl -----------------------------------
1738 dnl INCLUDES and LIBS for VISIO
1739
1740 AC_ARG_WITH(visio,
1741   [AS_HELP_STRING([--with-visio=yes],[visio library])],
1742   [], [with_visio=yes])
1743
1744 if test "x$with_visio" != "xyes"; then
1745   use_visio="No (disabled)"
1746 else
1747   use_visio="Yes"
1748   AC_DEFINE_UNQUOTED(HAVE_VISIO,1,[Define if you have the visio library])
1749   AC_SUBST([VISIO_CFLAGS])
1750   AC_SUBST([VISIO_LIBS])
1751 fi
1752 AM_CONDITIONAL(WITH_VISIO, [test "x$use_visio" = "xYes"])
1753
1754 dnl -----------------------------------
1755 dnl INCLUDES and LIBS for PANGOCAIRO
1756
1757 AC_ARG_WITH(pangocairo,
1758   [AS_HELP_STRING([--with-pangocairo=yes],[pangocairo library])],
1759   [], [with_pangocairo=yes])
1760
1761 if test "x$with_pangocairo" != "xyes"; then
1762   use_pangocairo="No (disabled)"
1763 else
1764   # require at least the version available on centos5 (fc6 has 1.14.10)
1765   PKG_CHECK_MODULES(PANGOCAIRO, [pangocairo >= 1.14.9],[
1766     use_pangocairo="Yes"
1767     AC_DEFINE_UNQUOTED(HAVE_PANGOCAIRO,1,
1768       [Define if you have the pangocairo library])
1769     AC_SUBST([PANGOCAIRO_CFLAGS])
1770     AC_SUBST([PANGOCAIRO_LIBS])
1771   ],[
1772     use_pangocairo="No (pangocairo library not available)"
1773   ])
1774 fi
1775 AM_CONDITIONAL(WITH_PANGOCAIRO, [test "x$use_pangocairo" = "xYes"])
1776
1777 # see if pango uses a fontconfig/freetype2 backend
1778 if test "x$use_pangocairo" = "xYes"; then
1779     save_LIBS=$LIBS
1780     PKG_CHECK_MODULES(PANGOFT2, [pangoft2])
1781     LIBS="$LIBS $PANGOCAIRO_LIBS $PANGOFT2_LIBS"
1782     AC_CHECK_FUNCS([pango_fc_font_lock_face pango_fc_font_unlock_face pango_font_map_create_context cairo_surface_set_mime_data])
1783     LIBS=$save_LIBS
1784 fi
1785
1786 dnl -----------------------------------
1787 dnl INCLUDES and LIBS for LASI
1788
1789 AC_ARG_WITH(lasi,
1790   [AS_HELP_STRING([--with-lasi=yes],[lasi library])],
1791   [], [with_lasi=yes])
1792
1793 if test "x$with_lasi" != "xyes"; then
1794   use_lasi="No (disabled)"
1795 else
1796   if test "x$use_pangocairo" != "xYes"; then
1797     use_lasi="No (missing pangocairo support)"
1798   else
1799     PKG_CHECK_MODULES(LASI, [lasi],[
1800       use_lasi="Yes"
1801       AC_DEFINE_UNQUOTED(HAVE_LASI,1,
1802         [Define if you have the lasi library])
1803       AC_SUBST([LASI_CFLAGS])
1804       AC_SUBST([LASI_LIBS])
1805     ],[
1806       use_lasi="No (lasi library not available)"
1807     ])
1808   fi
1809 fi
1810 AM_CONDITIONAL(WITH_LASI, [test "x$use_lasi" = "xYes"])
1811
1812 dnl -----------------------------------
1813 dnl INCLUDES and LIBS for FREETYPE2
1814
1815 AC_ARG_WITH(freetype2,
1816   [AS_HELP_STRING([--with-freetype2=yes],[freetype2 library])],
1817   [], [with_freetype2=yes])
1818
1819 if test "x$with_freetype2" != "xyes"; then
1820   use_freetype="No (disabled)"
1821 else
1822   PKG_CHECK_MODULES(FREETYPE2, [freetype2],[
1823     use_freetype="Yes"
1824   ],[
1825     AC_MSG_WARN(pkg-config did not find a freetype2.pc.  Looking for freetype-config.)
1826   ])
1827 fi
1828
1829 # pkgconfig for freetype2 did not exist in redhat[78]
1830 if test "x$use_freetype" = "x"; then
1831     if test "x$FREETYPE_DIR" = "xyes"; then
1832         AC_PATH_PROG(FREETYPE_CONFIG,freetype-config)
1833     else
1834         AC_PATH_PROG(FREETYPE_CONFIG,freetype-config,,[$FREETYPE_DIR/bin:$PATH])
1835     fi
1836
1837     if test -n "$FREETYPE_CONFIG"; then
1838         if test "x$FREETYPE_DIR" != "xyes"; then
1839             FREETYPE2_CFLAGS="`$FREETYPE_CONFIG --cflags` -I$FREETYPE_DIR/include"
1840         else
1841             FREETYPE2_CFLAGS=`$FREETYPE_CONFIG --cflags`
1842         fi
1843         FREETYPE2_LIBS=`$FREETYPE_CONFIG --libs`
1844         use_freetype="Yes"
1845     else
1846         AC_MSG_WARN(freetype library not available)
1847         use_freetype="No (missing freetype-config)"
1848     fi
1849 fi
1850
1851 if test "x$use_freetype" = "xYes"; then
1852   AC_DEFINE_UNQUOTED(HAVE_FREETYPE2,1,[Define if you have the freetype2 library])
1853   AC_SUBST([FREETYPE2_CFLAGS])
1854   AC_SUBST([FREETYPE2_LIBS])
1855 fi
1856 AM_CONDITIONAL(WITH_FREETYPE2, [test "x$ue_freetype" = "xYes"])
1857
1858 dnl -----------------------------------
1859 dnl INCLUDES and LIBS for FONTCONFIG
1860
1861 AC_ARG_WITH(fontconfig,
1862   [AS_HELP_STRING([--with-fontconfig=yes],[use fontconfig library])],
1863   [], [with_fontconfig=yes])
1864
1865 if test "x$with_fontconfig" != "xyes"; then
1866   use_fontconfig="No (disabled)"
1867 else
1868   PKG_CHECK_MODULES(FONTCONFIG, [fontconfig],[
1869     use_fontconfig="Yes"
1870   ],[
1871     AC_MSG_WARN(pkg-config did not find a fontconfig.pc.  Looking for fontconfig-config.)
1872   ])
1873 fi
1874
1875 # just in case pkgconfig for fontconfig does not exist
1876 if test "x$use_fontconfig" = "x"; then
1877     if test "x$FONTCONFIG_DIR" = "xyes"; then
1878         AC_PATH_PROG(FONTCONFIG_CONFIG,fontconfig-config)
1879     else
1880         AC_PATH_PROG(FONTCONFIG_CONFIG,fontconfig-config,,[$FONTCONFIG_DIR/bin:$PATH])
1881     fi
1882
1883     if test -n "$FONTCONFIG_CONFIG"; then
1884         if test "x$FONTCONFIG_DIR" != "xyes"; then
1885             FONTCONFIG_CFLAGS="`$FONTCONFIG_CONFIG --cflags` -I$FONTCONFIG_DIR/include"
1886         else
1887             FONTCONFIG_CFLAGS=`$FONTCONFIG_CONFIG --cflags`
1888         fi
1889         FONTCONFIG_LIBS=`$FONTCONFIG_CONFIG --libs`
1890         use_fontconfig="Yes"
1891     else
1892         use_fontconfig="No (missing fontconfig-config)"
1893         AC_MSG_WARN(fontconfig library not available)
1894     fi
1895 fi
1896
1897 if test "x$use_fontconfig" = "xYes"; then
1898   AC_DEFINE_UNQUOTED(HAVE_FONTCONFIG,1,[Define if you have the fontconfig library])
1899   AC_SUBST([FONTCONFIG_CFLAGS])
1900   AC_SUBST([FONTCONFIG_LIBS])
1901 fi
1902 AM_CONDITIONAL(WITH_FONTCONFIG, [test "x$use_fontconfig" = "xYes"])
1903
1904 dnl -----------------------------------
1905 dnl INCLUDES and LIBS for GDK
1906
1907 AC_ARG_WITH(gdk,
1908   [AS_HELP_STRING([--with-gdk=yes],[gdklibrary])],
1909   [], [with_gdk=yes])
1910
1911 if test "x$with_gdk" != "xyes"; then
1912   use_gdk="No (disabled)"
1913 else
1914   PKG_CHECK_MODULES(GDK, [gdk-2.0],[
1915     use_gdk="Yes"
1916     AC_SUBST([GDK_CFLAGS])
1917     AC_SUBST([GDK_LIBS])
1918     save_LIBS=$LIBS
1919     LIBS="$LIBS $GDK_LIBS"
1920     AC_CHECK_FUNCS([g_object_unref g_type_init])
1921     LIBS=$save_LIBS
1922   ],[
1923     use_gdk="No (gdk library not available)"
1924   ])
1925 fi
1926 AM_CONDITIONAL(WITH_GDK, [test "x$use_gdk" = "xYes"])
1927
1928 dnl -----------------------------------
1929 dnl INCLUDES and LIBS for GDK_PIXBUF.
1930
1931 AC_ARG_WITH(gdk-pixbuf,
1932   [AS_HELP_STRING([--with-gdk-pixbuf=yes],[gdk-pixbuf library])],
1933   [], [with_gdk_pixbuf=yes])
1934
1935 if test "x$with_gdk_pixbuf" != "xyes"; then
1936   use_gdk_pixbuf="No (disabled)"
1937 else
1938   PKG_CHECK_MODULES(GDK_PIXBUF, [gdk-pixbuf-2.0],[
1939     use_gdk_pixbuf="Yes"
1940     AC_SUBST([GDK_PIXBUF_CFLAGS])
1941     AC_SUBST([GDK_PIXBUF_LIBS])
1942   ],[
1943     use_gdk_pixbuf="No (gdk_pixbuf library not available)"
1944   ])
1945 fi
1946 AM_CONDITIONAL(WITH_GDK_PIXBUF, [test "x$use_gdk_pixbuf" = "xYes"])
1947
1948 dnl -----------------------------------
1949 dnl INCLUDES and LIBS for GTK.
1950
1951 AC_ARG_WITH(gtk,
1952   [AS_HELP_STRING([--with-gtk=yes],[gtk+ library])],
1953   [], [with_gtk=yes])
1954
1955 if test "x$with_gtk" != "xyes"; then
1956   use_gtk="No (disabled)"
1957 else
1958   PKG_CHECK_MODULES(GTK, [gtk+-2.0 >= 2.7.0],[
1959     use_gtk="Yes"
1960     AC_DEFINE_UNQUOTED(HAVE_GTK,1,
1961       [Define if you have the gtk library])
1962     AC_SUBST([GTK_CFLAGS])
1963     AC_SUBST([GTK_LIBS])
1964   ],[
1965     use_gtk="No (gtk library not available)"
1966   ])
1967 fi
1968 AM_CONDITIONAL(WITH_GTK, [test "x$use_gtk" = "xYes"])
1969
1970 dnl -----------------------------------
1971 dnl INCLUDES and LIBS for GTKGL.
1972
1973 AC_ARG_WITH(gtkgl,
1974   [AS_HELP_STRING([--with-gtkgl=yes],[gtkgl library])],
1975   [], [with_gtkgl=yes])
1976
1977 if test "x$with_gtkgl" != "xyes"; then
1978   use_gtkgl="No (disabled)"
1979 else
1980   PKG_CHECK_MODULES(GTKGL, [gtkgl-2.0],[
1981     use_gtkgl="Yes"
1982     AC_DEFINE_UNQUOTED(HAVE_GTKGL,1,
1983       [Define if you have the gtkgl library])
1984     AC_SUBST([GTKGL_CFLAGS])
1985     AC_SUBST([GTKGL_LIBS])
1986   ],[
1987     use_gtkgl="No (gtkgl library not available)"
1988   ])
1989 fi
1990 AM_CONDITIONAL(WITH_GTKGL, [test "x$use_gtkgl" = "xYes"])
1991
1992 dnl -----------------------------------
1993 dnl INCLUDES and LIBS for GTKGLEXT.
1994
1995 AC_ARG_WITH(gtkglext,
1996   [AS_HELP_STRING([--with-gtkglext=yes],[gtkglext library])],
1997   [], [with_gtkglext=yes])
1998
1999 if test "x$with_gtkglext" != "xyes"; then
2000   use_gtkglext="No (disabled)"
2001 else
2002   PKG_CHECK_MODULES(GTKGLEXT, [gtkglext-1.0],[
2003     use_gtkglext="Yes"
2004     AC_SUBST([GTKGLEXT_CFLAGS])
2005     AC_SUBST([GTKGLEXT_LIBS])
2006   ],[
2007     use_gtkglext="No (gtkglext library not available)"
2008   ])
2009 fi
2010 AM_CONDITIONAL(WITH_GTKGLEXT, [test "x$use_gtkglext" = "xYes"])
2011
2012 dnl -----------------------------------
2013 dnl INCLUDES and LIBS for GTS.
2014
2015 AC_ARG_WITH(gts,
2016   [AS_HELP_STRING([--with-gts=yes],[gts library])],
2017   [], [with_gts=yes])
2018
2019 if test "x$with_gts" != "xyes"; then
2020   use_gts="No (disabled)"
2021 else
2022   PKG_CHECK_MODULES(GTS, [gts],[
2023     use_gts="Yes"
2024     AC_DEFINE_UNQUOTED(HAVE_GTS,1,
2025       [Define if you have the gts library])
2026     AC_SUBST([GTS_CFLAGS])
2027     AC_SUBST([GTS_LIBS])
2028   ],[
2029     use_gts="No (gts library not available)"
2030   ])
2031 fi
2032 AM_CONDITIONAL(WITH_GTS, [test "x$use_gts" = "xYes"])
2033
2034 dnl -----------------------------------
2035 dnl INCLUDES and LIBS for ANN.
2036
2037 AC_ARG_WITH(ann,
2038   [AS_HELP_STRING([--with-ann=yes],[ANN library])],
2039   [], [with_ann=yes])
2040
2041 if test "x$with_ann" != "xyes"; then
2042   use_ann="No (disabled)"
2043 else
2044   PKG_CHECK_MODULES(ANN, [ann],[
2045     use_ann="Yes"
2046     AC_DEFINE_UNQUOTED(HAVE_ANN,1,
2047       [Define if you have the ann library])
2048     AC_SUBST([ANN_CFLAGS])
2049     AC_SUBST([ANN_LIBS])
2050   ],[
2051     use_ann="No (no ann.pc found)"
2052   ])
2053 fi
2054 AM_CONDITIONAL(WITH_ANN, [test x"${use_ann%% *}" = "xYes"])
2055
2056 dnl -----------------------------------
2057 dnl INCLUDES and LIBS for GLADE.
2058
2059 AC_ARG_WITH(glade,
2060   [AS_HELP_STRING([--with-glade=yes],[glade library])],
2061   [], [with_glade=yes])
2062
2063 if test "x$with_glade" != "xyes"; then
2064   use_glade="No (disabled)"
2065 else
2066   PKG_CHECK_MODULES(GLADE, [libglade-2.0],[
2067     use_glade="Yes"
2068     AC_DEFINE_UNQUOTED(HAVE_GLADE,1,
2069       [Define if you have the glade library])
2070     AC_SUBST([GLADE_CFLAGS])
2071     AC_SUBST([GLADE_LIBS])
2072   ],[
2073     use_glade="No (glade library not available)"
2074   ])
2075 fi
2076 AM_CONDITIONAL(WITH_GLADE, [test "x$use_glade" = "xYes"])
2077
2078 dnl -----------------------------------
2079 dnl INCLUDES and LIBS for QT
2080
2081 AC_ARG_WITH([qt],
2082   [AS_HELP_STRING([--with-qt=yes], [Qt features])])
2083
2084 AS_IF([test "x$with_qt" != "xno"], [
2085   # required for linking with QT5
2086   CXXFLAGS="${CXXFLAGS} -fPIE -fPIC"
2087   AC_CHECK_PROGS([QMAKE], [qmake-qt5 qmake5 qmake], [false])
2088   AS_IF([test "$QMAKE" != "false"], [
2089     PKG_CHECK_MODULES([QTCORE], [Qt5Core], [
2090       PKG_CHECK_MODULES([QTGUI], [Qt5Widgets Qt5PrintSupport], [
2091         use_qt="Yes"
2092       ], [
2093         use_qt="No (QtGui not available)"
2094       ])
2095     ], [
2096       use_qt="No (QtCore not available)"
2097     ])
2098   ], [
2099     use_qt="No (qmake not found)"
2100   ])
2101
2102   AS_IF([test "x$with_qt" = "xyes" && test "x$use_qt" != "xYes"], [
2103     AC_MSG_ERROR([You requested Qt, but dependencies could not be found: ${use_qt}])
2104   ])
2105 ], [
2106   use_qt="No (disabled)"
2107 ])
2108 AM_CONDITIONAL([WITH_QT], [test "x$use_qt" = "xYes"])
2109
2110 dnl -----------------------------------
2111 dnl INCLUDES and LIBS for QUARTZ
2112
2113 AC_ARG_WITH(quartz,
2114   [AS_HELP_STRING([--with-quartz=no],[Quartz framework (Mac OS X)])],
2115   [], [with_quartz=no])
2116
2117 if test "x$with_quartz" != "xyes"; then
2118   use_quartz="No (disabled by default - Mac only)"
2119 else
2120   if test -d "/System/Library/Frameworks/ApplicationServices.framework"; then
2121     use_quartz="Yes"
2122     AC_DEFINE_UNQUOTED(HAVE_QUARTZ,1,[Define if you have the Quartz framework for Mac OS X])
2123     QUARTZ_CFLAGS=''
2124     QUARTZ_LIBS='-framework ApplicationServices'
2125     AC_SUBST([QUARTZ_CFLAGS])
2126     AC_SUBST([QUARTZ_LIBS])
2127   else
2128     use_quartz="No (missing ApplicationServices.framework)"
2129   fi
2130 fi
2131 AM_CONDITIONAL(WITH_QUARTZ, [test "x$use_quartz" = "xYes"])
2132
2133 dnl -----------------------------------
2134 dnl INCLUDES and LIBS for PLATFORMSDK
2135
2136 AC_ARG_WITH(platformsdkincludedir,
2137   [AS_HELP_STRING([--with-platformsdkincludedir=DIR],[use Platform SDK (Windows) includes from DIR])],
2138   [PLATFORMSDKINCLUDE=$withval; PLATFORMSDKINCLUDE_ESCAPED=${PLATFORMSDKINCLUDE//'\\'/\\\\}; PLATFORMSDKINCLUDE_ESCAPED=${PLATFORMSDKINCLUDE_ESCAPED// /\\ }])
2139
2140 AC_ARG_WITH(platformsdklibdir,
2141   [AS_HELP_STRING([--with-platformsdklibdir=DIR],[use Platform SDK (Windows) libraries from DIR])],
2142   [PLATFORMSDKLIB=$withval])
2143
2144 AC_SUBST([PLATFORMSDKINCLUDE])
2145 AC_SUBST([PLATFORMSDKINCLUDE_ESCAPED])
2146 AC_SUBST([PLATFORMSDKLIB])
2147
2148 dnl -----------------------------------
2149 dnl INCLUDES and LIBS for GDI+
2150
2151 AC_ARG_WITH(gdiplus,
2152   [AS_HELP_STRING([--with-gdiplus=no],[GDI+ framework (Windows)])],
2153   [], [with_gdiplus=no])
2154
2155 if test "x$with_gdiplus" != "xyes"; then
2156   use_gdiplus="No (disabled by default - Windows only)"
2157 else
2158   if test -f "$PLATFORMSDKINCLUDE\GdiPlus.h" -a -f "$PLATFORMSDKLIB\GdiPlus.lib"; then
2159     use_gdiplus="Yes"
2160     AC_DEFINE_UNQUOTED(HAVE_GDIPLUS,1,[Define if you have the GDI+ framework for Windows])
2161     GDIPLUS_HEADS=`cd "$PLATFORMSDKINCLUDE" && echo GdiPlus*.h`
2162     GDIPLUS_CFLAGS=''
2163     GDIPLUS_LIBS=''
2164     AC_SUBST([GDIPLUS_HEADS])
2165     AC_SUBST([GDIPLUS_CFLAGS])
2166     AC_SUBST([GDIPLUS_LIBS])
2167   else
2168     use_gdiplus="No (missing headers)"
2169     AC_MSG_WARN(--with-gdiplus requires valid --with-platformsdkincludedir and --with-platformsdklibdir.)
2170   fi
2171 fi
2172 AM_CONDITIONAL(WITH_GDIPLUS, [test "x$use_gdiplus" = "xYes"])
2173
2174 dnl -----------------------------------
2175 dnl INCLUDES and LIBS for GD
2176
2177 AC_ARG_WITH(libgd,
2178   [AS_HELP_STRING([--with-libgd=yes],[use gd library])],
2179   [], [with_libgd=yes])
2180
2181 if test "x$with_libgd" != "xyes"; then
2182   use_gd="No (disabled)"
2183 fi
2184
2185 if test "x$use_gd" = "x"; then
2186    PKG_CHECK_MODULES([GDLIB], [gdlib >= 2.0.33],[
2187       have_gdlib=1
2188 # FIXME - why no features in the gdlib.pc?
2189       GD_FEATURES="GD_PNG GD_JPEG GD_XPM GD_FONTCONFIG GD_FREETYPE GD_GIF"
2190    ],[
2191       AC_PATH_PROG(GDLIB_CONFIG,gdlib-config)
2192       if test -n "$GDLIB_CONFIG"; then
2193          have_gdlib=1
2194          GDLIB_CFLAGS=`$GDLIB_CONFIG --includes`
2195          GDLIB_LIBS=`$GDLIB_CONFIG --libs`
2196          GDLIB_VERSION=`$GDLIB_CONFIG --version 2>/dev/null`
2197          GD_LDFLAGS=`$GDLIB_CONFIG --ldflags | sed 's/-xarch=[^ ]* //'`
2198          GD_FEATURES=`$GDLIB_CONFIG --features`
2199
2200          # GD version check >= 2.0.33  -- centos-5.8 has gd-2.0.33
2201          GDLIB_VERSION_MAJOR=`echo $GDLIB_VERSION | cut -d '.' -f 1`
2202          GDLIB_VERSION_MINOR=`echo $GDLIB_VERSION | cut -d '.' -f 2`
2203          GDLIB_VERSION_MICRO=`echo $GDLIB_VERSION | cut -d '.' -f 3`
2204          REQ_GDLIB_VERSION_MAJOR=2
2205          REQ_GDLIB_VERSION_MINOR=0
2206          REQ_GDLIB_VERSION_MICRO=33
2207          if test $GDLIB_VERSION_MAJOR -lt $REQ_GDLIB_VERSION_MAJOR; then
2208             use_gd="No (major version too old)"
2209          else
2210             if test $GDLIB_VERSION_MAJOR -eq $REQ_GDLIB_VERSION_MAJOR; then
2211               if test $GDLIB_VERSION_MINOR -lt $REQ_GDLIB_VERSION_MINOR; then
2212                  use_gd="No (minor version too old)"
2213               else
2214                  if test $GDLIB_VERSION_MINOR -eq $REQ_GDLIB_VERSION_MINOR; then
2215                             if test $GDLIB_VERSION_MICRO -lt $REQ_GDLIB_VERSION_MICRO; then
2216                        use_gd="No (revision too old)"
2217                             fi
2218                      fi
2219                   fi
2220            fi
2221         fi
2222         if test "x$use_gd" != "x"; then
2223             AC_MSG_WARN(GD library version $GDLIB_VERSION_MAJOR.$GDLIB_VERSION_MINOR.$GDLIB_VERSION_MICRO < $REQ_GDLIB_VERSION_MAJOR.$REQ_GDLIB_VERSION_MINOR.$REQ_GDLIB_VERSION_MICRO)
2224         fi
2225      else
2226         AC_MSG_WARN(GD neither gdlib pkgconfig nor gdlib-config was found)
2227      fi
2228   ])
2229   if test "x$have_gdlib" != "x"; then
2230       AC_DEFINE_UNQUOTED(HAVE_GDLIB,1,[Define if you have the gdlib library])
2231       for f in $GD_FEATURES ; do
2232             if test "$f" = "GD_PNG"; then
2233                 AC_DEFINE_UNQUOTED(HAVE_GD_PNG,1,[Define if the GD library supports PNG])
2234             fi
2235             if test "$f" = "GD_JPEG"; then
2236                 AC_DEFINE_UNQUOTED(HAVE_GD_JPEG,1,[Define if the GD library supports JPEG])
2237             fi
2238             if test "$f" = "GD_XPM"; then
2239                 AC_DEFINE_UNQUOTED(HAVE_GD_XPM,1,[Define if the GD library supports XPM])
2240             fi
2241             if test "$f" = "GD_FONTCONFIG"; then
2242                 AC_DEFINE_UNQUOTED(HAVE_GD_FONTCONFIG,1,[Define if the GD library supports FONTCONFIG])
2243                         have_gd_fontconfig=1
2244             fi
2245             if test "$f" = "GD_FREETYPE"; then
2246                 AC_DEFINE_UNQUOTED(HAVE_GD_FREETYPE,1,[Define if the GD library supports FREETYPE])
2247                         have_gd_freetype=1
2248             fi
2249             if test "$f" = "GD_GIF"; then
2250                 AC_DEFINE_UNQUOTED(HAVE_GD_GIF,1,[Define if the GD library supports GIF])
2251             fi
2252       done
2253
2254         if test "x$have_gd_fontconfig" = "x"; then
2255         AC_MSG_WARN(Your libgd was not built with fontconfig support. This may result in problems displaying fonts.)
2256         fi
2257         if test "x$have_gd_freetype" = "x"; then
2258             AC_MSG_WARN(Your libgd was not built with freetype support. This may result in problems resolving fonts.)
2259     fi
2260   fi
2261
2262   # prevent explicit use of -I/usr/include as it breaks mingw cross-compiles
2263   if test "x$GDLIB_CFLAGS" = "x-I/usr/include"; then
2264      GDLIB_CFLAGS="";
2265   fi
2266   # prevent explicit use of -L/usr/lib or -L/usr/lib64, unnecessary clutter
2267   if test "x$GD_LDFLAGS" = "x-L/usr/lib"; then
2268      GD_LDFLAGS="";
2269   fi
2270   if test "x$GD_LDFLAGS" = "x-L/usr/lib64"; then
2271      GD_LDFLAGS="";
2272   fi
2273
2274   if test "x$use_gd" = "x"; then
2275     # see if we can use the external gd lib
2276     save_CPPFLAGS=$CPPFLAGS
2277     save_LDFLAGS=$LDFLAGS
2278     AC_ARG_WITH(gdincludedir,
2279       [AS_HELP_STRING([--with-gdincludedir=DIR],[use GD includes from DIR])],
2280       GDLIB_CFLAGS="-I$withval")
2281     CPPFLAGS="$CPPFLAGS $GDLIB_CFLAGS"
2282     AC_ARG_WITH(gdlibdir,
2283       [AS_HELP_STRING([--with-gdlibdir=DIR],[use GD libraries from DIR])],
2284       [GD_LDFLAGS="-L$withval"])
2285     GDLIB_LIBS="$GD_LDFLAGS -lgd $GDLIB_LIBS"
2286     LDFLAGS="$LDFLAGS $GDLIB_LIBS"
2287     AC_CHECK_HEADER(gd.h,,[
2288       AC_MSG_WARN(Optional GD library not available - no gd.h)
2289       use_gd="No (gd headers not found)"
2290     ])
2291     if test "x$use_gd" = "x"; then
2292       AC_CHECK_LIB(gd,main,[
2293           AC_DEFINE_UNQUOTED(HAVE_LIBGD,1,[Define if you have the GD library])
2294           use_gd="Yes"
2295         ],[
2296           AC_MSG_WARN(Optional GD library not available)
2297           use_gd="No (library not found)"
2298         ])
2299     fi
2300     LDFLAGS=$save_LDFLAGS
2301     CPPFLAGS=$save_CPPFLAGS
2302   fi
2303   AC_SUBST([GDLIB_CFLAGS])
2304   AC_SUBST([GDLIB_LIBS])
2305 fi
2306 if test "x$use_gd" != "xYes"; then
2307   with_libgd="no"
2308 fi
2309 AM_CONDITIONAL(WITH_LIBGD, [test "x$with_libgd" = "xyes"])
2310
2311 dnl -----------------------------------
2312 dnl INCLUDES and LIBS for GLUT
2313
2314 AC_ARG_WITH(glut,
2315   [AS_HELP_STRING([--with-glut=yes],[GLUT library])],
2316   [], [with_glut=yes])
2317
2318 if test "x$with_glut" != "xyes"; then
2319   use_glut="No (disabled)"
2320 else
2321   save_CPPFLAGS=$CPPFLAGS
2322   save_LDFLAGS=$LDFLAGS
2323   AC_ARG_WITH(glutincludedir,
2324     [AS_HELP_STRING([--with-glutincludedir=DIR],[use GLUT includes from DIR])],
2325     [GLUT_CFLAGS="-I$withval"])
2326   CPPFLAGS="$CPPFLAGS $GLUT_CFLAGS"
2327   AC_ARG_WITH(glutlibdir,
2328     [AS_HELP_STRING([--with-glutlibdir=DIR],[use GLUT libraries from DIR])],
2329     [GLUT_LIBS="-L$withval"])
2330   LDFLAGS="$LDFLAGS $GLUT_LIBS"
2331
2332   AC_CHECK_HEADER(GL/glut.h,
2333     AC_CHECK_LIB(glut,main,
2334       [GLUT_LIBS="$GLUT_LIBS -lglut"
2335       use_glut="Yes"
2336       AC_DEFINE_UNQUOTED(HAVE_GLUT,1,[Define if you have the GLUT library])],
2337       use_glut="No (missing libglut)"
2338       AC_MSG_WARN(Optional glut library not available),
2339       []),
2340     use_glut="No (missing GL/glut.h)"
2341     AC_MSG_WARN(Optional glut library not available - no GL/glut.h))
2342 fi
2343
2344 LDFLAGS=$save_LDFLAGS
2345 CPPFLAGS=$save_CPPFLAGS
2346 AC_SUBST([GLUT_CFLAGS])
2347 AC_SUBST([GLUT_LIBS])
2348
2349 # -----------------------------------
2350 # tclInt.h
2351 if test -f "$TCL_SRC_DIR/generic/tclInt.h"; then
2352 TCLINT_INCLUDES="-I$TCL_SRC_DIR/generic"
2353 else
2354 if test -f "/usr/include/tclInt.h"; then
2355 TCLINT_INCLUDES=""
2356 else
2357 if test -f "/usr/local/include/tclInt.h"; then
2358 TCLINT_INCLUDES="-I/usr/local/include"
2359 else
2360 TCLINT_INCLUDES='-I$(top_srcdir)/tclpkg/tclstubs'
2361 fi
2362 fi
2363 fi
2364 AC_SUBST([TCLINT_INCLUDES])
2365
2366 # ------------------------------------
2367 # triangle.[ch]
2368
2369 if test -f "lib/sfdpgen/triangle.c"; then
2370 if test -f "lib/sfdpgen/triangle.h"; then
2371     AC_DEFINE_UNQUOTED(HAVE_TRIANGLE,1,[Define if triangle.[ch] are available.])
2372 fi
2373 fi
2374
2375 # ----------------------------------
2376 # tcl/tk pkgIndex.tcl generation
2377
2378 TCL_PKGINDEX=""
2379 TCL_PKGINDEX_GD=""
2380 TCL_PKGINDEX_SWIG=""
2381 #TK_PKGINDEX=""
2382 if test "$use_tcl" = "Yes"; then
2383     TCL_PKGINDEX="tcldot/pkgIndex.tcl tclpathplan/pkgIndex.tcl"
2384     if test "x$with_libgd" = "xyes"; then
2385         TCL_PKGINDEX_GD="gdtclft/pkgIndex.tcl"
2386     fi
2387     if test "x$SWIG" != "x"; then
2388         TCL_PKGINDEX_SWIG="gv/pkgIndex.tcl"
2389     fi
2390 fi
2391 AC_SUBST([TCL_PKGINDEX])
2392 AC_SUBST([TCL_PKGINDEX_GD])
2393 AC_SUBST([TCL_PKGINDEX_SWIG])
2394
2395 dnl -----------------------------------
2396 dnl SFDP
2397
2398 AC_ARG_WITH(sfdp,
2399   [AS_HELP_STRING([--with-sfdp=yes],[sfdp layout engine])],
2400   [], [with_sfdp=yes])
2401
2402 if test "x$with_sfdp" != "xyes"; then
2403   use_sfdp="No (disabled)"
2404 else
2405   use_sfdp="Yes"
2406   AC_DEFINE_UNQUOTED(SFDP,1,[Define if you want SFDP])
2407 fi
2408 AM_CONDITIONAL(WITH_SFDP, [test "x$use_sfdp" = "xYes"])
2409
2410 dnl -----------------------------------
2411 dnl SMYRNA
2412
2413 AC_ARG_WITH(smyrna,
2414   [AS_HELP_STRING([--with-smyrna=yes],[SMYRNA large graph viewer])],
2415   [], [with_smyrna=yes])
2416
2417 if test "x$with_smyrna" != "xyes"; then
2418   use_smyrna="No (disabled)"
2419 else
2420   if test "x$use_gtk" != "xYes"; then
2421      AC_MSG_WARN(SMYRNA requires GTK)
2422      requires=" gtk+"
2423   fi
2424   if test "x$use_gtkglext" != "xYes"; then
2425      AC_MSG_WARN(SMYRNA requires GTKGLEXT)
2426      requires="$requires gtkglext"
2427   fi
2428   if test "x$use_glade" != "xYes"; then
2429      AC_MSG_WARN(SMYRNA requires GLADE)
2430      requires="$requires glade"
2431   fi
2432   if test "x$use_gts" != "xYes"; then
2433      AC_MSG_WARN(SMYRNA requires GTS)
2434      requires="$requires gts"
2435   fi
2436   if test "x$use_glut" != "xYes"; then
2437      AC_MSG_WARN(SMYRNA requires GLUT)
2438      requires="$requires glut"
2439   fi
2440   if test "x$requires" != "x"; then
2441      use_smyrna="No (requires:$requires)"
2442   else
2443      use_smyrna="Yes"
2444   fi
2445 fi
2446 AM_CONDITIONAL(WITH_SMYRNA, [test "x$use_smyrna" = "xYes"])
2447
2448 dnl -----------------------------------
2449 dnl ORTHO
2450
2451 AC_ARG_WITH(ortho,
2452   [AS_HELP_STRING([--with-ortho=yes],[ORTHO features in neato layout engine])],
2453   [], [with_ortho=yes])
2454
2455 if test "x$with_ortho" != "xyes"; then
2456   use_ortho="No (disabled)"
2457 else
2458   use_ortho="Yes"
2459   AC_DEFINE_UNQUOTED(ORTHO,1,[Define if you want ORTHO])
2460 fi
2461 AM_CONDITIONAL(WITH_ORTHO, [test "x$use_ortho" = "xYes"])
2462
2463 dnl -----------------------------------
2464 dnl DIGCOLA
2465
2466 AC_ARG_WITH(digcola,
2467   [AS_HELP_STRING([--with-digcola=yes],[DIGCOLA features in neato layout engine])],
2468   [], [with_digcola=yes])
2469
2470 if test "x$with_digcola" != "xyes"; then
2471   use_digcola="No (disabled)"
2472 else
2473   use_digcola="Yes"
2474   AC_DEFINE_UNQUOTED(DIGCOLA,1,[Define if you want DIGCOLA])
2475 fi
2476
2477 dnl -----------------------------------
2478 dnl IPSEPCOLA   /* enabled by default. C++ issues on some platforms should be resolved by now */
2479 AC_ARG_WITH(ipsepcola,
2480   [AS_HELP_STRING([--with-ipsepcola=yes],[IPSEPCOLA features in neato layout engine])],
2481   [], [with_ipsepcola=yes])
2482
2483 if test "x$with_ipsepcola" != "xyes"; then
2484   use_ipsepcola="No (disabled)"
2485 else
2486   if test "x$use_digcola" != "xYes"; then
2487     use_ipsepcola="No (requires: digcola)"
2488   else
2489     use_ipsepcola="Yes"
2490     AC_DEFINE_UNQUOTED(IPSEPCOLA,1,[Define if you want IPSEPCOLA])
2491     IPSEPCOLA_INCLUDES='-I$(top_srcdir)/lib/vpsc'
2492     IPSEPCOLA_LIBS='$(top_builddir)/lib/vpsc/libvpsc_C.la'
2493     AC_SUBST([IPSEPCOLA_INCLUDES])
2494     AC_SUBST([IPSEPCOLA_LIBS])
2495   fi
2496 fi
2497 AM_CONDITIONAL(WITH_IPSEPCOLA, [test "x$use_ipsepcola" = "xYes"])
2498
2499 # -----------------------------------
2500 AC_MSG_CHECKING(if FILE struct contains _cnt)
2501 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>
2502         ]], [[FILE *f;
2503         int i;
2504         i=f->_cnt;
2505         ]])],[AC_MSG_RESULT(yes)
2506         AC_DEFINE_UNQUOTED(HAVE_FILE_CNT,1,Define if FILE structure provides _cnt)
2507         ],[AC_MSG_RESULT(no)
2508         ])
2509
2510 # -----------------------------------
2511
2512 AC_MSG_CHECKING(if FILE struct contains _r)
2513 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>
2514         ]], [[FILE *f;
2515         int i;
2516         i=f->_r;
2517         ]])],[AC_MSG_RESULT(yes)
2518         AC_DEFINE_UNQUOTED(HAVE_FILE_R,1,Define if FILE structure provides _r)
2519         ],[AC_MSG_RESULT(no)
2520         ])
2521
2522 # -----------------------------------
2523
2524 AC_MSG_CHECKING(if FILE struct contains _next)
2525 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>
2526         ]], [[FILE *f;
2527         int i;
2528         i=f->_next;
2529         ]])],[AC_MSG_RESULT(yes)
2530         AC_DEFINE_UNQUOTED(HAVE_FILE_NEXT,1,Define if FILE structure provides _next)
2531         ],[AC_MSG_RESULT(no)
2532         ])
2533
2534 # -----------------------------------
2535
2536 AC_MSG_CHECKING(if FILE struct contains _IO_read_end)
2537 AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdio.h>
2538         ]], [[FILE *f;
2539         int i;
2540         i=f->_IO_read_end;
2541         ]])],[AC_MSG_RESULT(yes)
2542         AC_DEFINE_UNQUOTED(HAVE_FILE_IO_READ_END,1,Define if FILE structure provides _IO_read_end)
2543         ],[AC_MSG_RESULT(no)
2544         ])
2545
2546 # -----------------------------------
2547
2548 AC_MSG_CHECKING(if intptr_t is declared)
2549 AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <stdlib.h>
2550   #include <stdint.h>
2551         ]], [[intptr_t  abc;
2552         ]])],[AC_MSG_RESULT(yes)
2553         AC_DEFINE_UNQUOTED(HAVE_INTPTR_T,1,Define if intptr_t is declared)
2554         ],[AC_MSG_RESULT(no)
2555         ])
2556
2557 # -----------------------------------------------------------------------
2558
2559 # This is a historical artifact ... there are no other choices these days
2560 # This #define is never used in our sources,
2561 #    but apparently may still be in use by others
2562 AC_DEFINE_UNQUOTED(WITH_CGRAPH,1,[Historical artifact - always true])
2563 AM_CONDITIONAL(WITH_CGRAPH, [true])
2564
2565 # -----------------------------------------------------------------------
2566
2567 # Checking for unit testing framework Criterion
2568 # This framework is used for the unit tests
2569 AC_CHECK_LIB(
2570   criterion,
2571   main,
2572   [
2573     use_criterion="Yes"
2574     AC_DEFINE_UNQUOTED(HAVE_CRITERION,1,[Criterion unit testing framework is installed and available for use.])
2575   ],
2576   [
2577     use_criterion="No (Criterion unit testing framework not installed)"
2578     AC_MSG_WARN(Criterion unit testing framework not installed)
2579   ],
2580   []
2581 )
2582 AM_CONDITIONAL(HAVE_CRITERION, test "$use_criterion" = "Yes")
2583
2584 # -----------------------------------------------------------------------
2585
2586 # Generate Makefiles
2587 #       tests/regression_tests/vuln/Makefile was removed
2588 AC_CONFIG_FILES(Makefile
2589         debian/changelog
2590         doc/Makefile
2591         doc/info/Makefile
2592         doc/schema/Makefile
2593         contrib/Makefile
2594         contrib/prune/Makefile
2595         contrib/diffimg/Makefile
2596         graphs/Makefile
2597         graphs/directed/Makefile
2598         graphs/undirected/Makefile
2599         lib/Makefile
2600         lib/cdt/Makefile
2601         lib/cdt/libcdt.pc
2602         lib/cgraph/Makefile
2603         lib/cgraph/libcgraph.pc
2604         lib/rbtree/Makefile
2605         lib/pathplan/Makefile
2606         lib/pathplan/libpathplan.pc
2607         lib/ast/Makefile
2608         lib/sfio/Makefile
2609         lib/sfio/Sfio_f/Makefile
2610         lib/vmalloc/Makefile
2611         lib/dotgen/Makefile
2612         lib/neatogen/Makefile
2613         lib/fdpgen/Makefile
2614         lib/sparse/Makefile
2615         lib/mingle/Makefile
2616         lib/label/Makefile
2617         lib/sfdpgen/Makefile
2618         lib/sfdpgen/libsfdp.pc
2619         lib/osage/Makefile
2620         lib/edgepaint/Makefile
2621         lib/edgepaint/liblab_gamut.pc
2622         lib/gvpr/Makefile
2623         lib/gvpr/libgvpr.pc
2624         lib/circogen/Makefile
2625         lib/twopigen/Makefile
2626         lib/patchwork/Makefile
2627         lib/pack/Makefile
2628         lib/ortho/Makefile
2629         lib/expr/Makefile
2630         lib/expr/libexpr.pc
2631         lib/common/Makefile
2632         lib/ingraphs/Makefile
2633         lib/vpsc/Makefile
2634         lib/gvc/Makefile
2635         lib/gvc/libgvc.pc
2636         lib/xdot/Makefile
2637         lib/xdot/libxdot.pc
2638         lib/topfish/Makefile
2639         lib/glcomp/Makefile
2640         macosx/Info.plist
2641         macosx/build/graphviz.pmdoc/01local.xml
2642         macosx/build/graphviz.pmdoc/02graphviz.xml
2643         windows/build/graphviz.wxs
2644         windows/Properties/AssemblyInfo.cs
2645         plugin/Makefile
2646         plugin/core/Makefile
2647         plugin/devil/Makefile
2648         plugin/gd/Makefile
2649         plugin/gdk/Makefile
2650         plugin/gdiplus/Makefile
2651         plugin/gs/Makefile
2652         plugin/gtk/Makefile
2653         plugin/lasi/Makefile
2654         plugin/pango/Makefile
2655         plugin/poppler/Makefile
2656         plugin/quartz/Makefile
2657         plugin/rsvg/Makefile
2658         plugin/visio/Makefile
2659         plugin/webp/Makefile
2660         plugin/xlib/Makefile
2661         plugin/dot_layout/Makefile
2662         plugin/neato_layout/Makefile
2663         cmd/Makefile
2664         cmd/dot/Makefile
2665         cmd/tools/Makefile
2666         cmd/gvpr/Makefile
2667         cmd/gvpr/lib/Makefile
2668         cmd/smyrna/Makefile
2669         cmd/gvmap/Makefile
2670         cmd/mingle/Makefile
2671         cmd/edgepaint/Makefile
2672         cmd/gvedit/Makefile
2673         cmd/gvedit/gvedit.pro
2674         cmd/gvedit/ui/Makefile
2675         cmd/gvedit/images/Makefile
2676         tclpkg/Makefile
2677         tclpkg/tclstubs/Makefile
2678         tclpkg/tclhandle/Makefile
2679         tclpkg/gdtclft/Makefile
2680         tclpkg/gdtclft/demo/Makefile
2681         tclpkg/tcldot/Makefile
2682         tclpkg/tcldot/demo/Makefile
2683         tclpkg/tclpathplan/Makefile
2684         tclpkg/tclpathplan/demo/Makefile
2685         tclpkg/tclpathplan/demo/pathplan_data/Makefile
2686         tclpkg/gv/Makefile
2687         tclpkg/gv/demo/Makefile
2688         tclpkg/gv/META.gv
2689         tests/graphs/Makefile
2690         tests/linux.x86/Makefile
2691         tests/Makefile
2692         tests/unit_tests/Makefile
2693         tests/unit_tests/lib/Makefile
2694         tests/unit_tests/lib/common/Makefile
2695         tests/regression_tests/Makefile
2696         tests/regression_tests/shapes/Makefile
2697         tests/regression_tests/shapes/reference/Makefile
2698         tests/regression_tests/vuln/Makefile
2699         tests/regression_tests/vuln/input/Makefile
2700         tests/regression_tests/vuln/reference/Makefile
2701         share/Makefile
2702         share/examples/Makefile
2703         share/gui/Makefile
2704         redhat/graphviz.spec.fedora
2705         redhat/graphviz.spec.rhel
2706         Doxyfile
2707         )
2708
2709 AC_OUTPUT
2710
2711 dnl ===========================================================================
2712
2713 if test "x$use_tcl" != "xYes"; then
2714   use_tcldot="No (tcl not available)"
2715   use_gdtclft="No (tcl not available)"
2716   use_tclpathplan="No (tcl not available)"
2717   use_gv_tcl="No (tcl not available)"
2718 else
2719   use_tcldot="Yes"
2720   use_tclpathplan="Yes"
2721   if test "x$use_swig" != "xYes"; then
2722     use_gv_tcl="No (swig not available)"
2723   else
2724     use_gv_tcl="Yes"
2725   fi
2726   if test "x$use_gd" != "xYes"; then
2727     if test "x$use_gd" = "xYes (internal)"; then
2728         use_gdtclft="Yes"
2729     else
2730         use_gdtclft="No (gd not available)"
2731     fi
2732   else
2733     use_gdtclft="Yes"
2734   fi
2735 fi
2736
2737 echo ""
2738 echo "----------------------------------------------------------------"
2739 echo ""
2740 echo "graphviz-$VERSION will be compiled with the following:"
2741 echo ""
2742 echo "options:"
2743 echo "  cgraph:        Yes (always enabled)"
2744 echo "  digcola:       $use_digcola"
2745 echo "  expat:         $use_expat"
2746 echo "  fontconfig:    $use_fontconfig"
2747 echo "  freetype:      $use_freetype"
2748 echo "  glut:          $use_glut"
2749 echo "  ann:           $use_ann"
2750 echo "  gts:           $use_gts"
2751 echo "  ipsepcola:     $use_ipsepcola"
2752 echo "  ltdl:          $use_ltdl"
2753 echo "  ortho:         $use_ortho"
2754 echo "  sfdp:          $use_sfdp"
2755 echo "  swig:          $use_swig ( $SWIG_VERSION )"
2756 echo "  shared:        $use_shared"
2757 echo "  static:        $use_static"
2758 echo "  qt:            $use_qt"
2759 echo "  x:             $use_xlib"
2760 echo ""
2761 echo "commands:"
2762 echo "  dot:           Yes (always enabled)"
2763 echo "  neato:         Yes (always enabled)"
2764 echo "  fdp:           Yes (always enabled)"
2765 echo "  circo:         Yes (always enabled)"
2766 echo "  twopi:         Yes (always enabled)"
2767 echo "  gvpr:          Yes (always enabled)"
2768 echo "  gvmap:         Yes (always enabled)"
2769 echo "  smyrna:        $use_smyrna"
2770 echo "  gvedit:        $use_qt"
2771 echo ""
2772 echo "plugin libraries:"
2773 echo "  dot_layout:    Yes (always enabled)"
2774 echo "  neato_layout:  Yes (always enabled)"
2775 echo "  core:          Yes (always enabled)"
2776 echo "  devil:         $use_devil"
2777 echo "  gd:            $use_gd"
2778 echo "  gdiplus:       $use_gdiplus"
2779 echo "  gdk:           $use_gdk"
2780 echo "  gdk_pixbuf:    $use_gdk_pixbuf"
2781 echo "  ghostscript:   $use_ghostscript"
2782 echo "  gtk:           $use_gtk"
2783 echo "  lasi:          $use_lasi"
2784 echo "  pangocairo:    $use_pangocairo"
2785 echo "  poppler:       $use_poppler"
2786 echo "  quartz:        $use_quartz"
2787 echo "  rsvg:          $use_rsvg"
2788 echo "  visio:         $use_visio"
2789 echo "  webp:          $use_webp"
2790 echo "  xlib:          $use_xlib"
2791 echo ""
2792 echo "language extensions:"
2793 echo "  gv_sharp:      $use_sharp"
2794 echo "  gv_d:          $use_d"
2795 echo "  gv_go:         $use_go"
2796 echo "  gv_guile:      $use_guile"
2797 echo "  gv_io:         $use_io"
2798 echo "  gv_java:       $use_java"
2799 echo "  gv_javascript: $use_javascript"
2800 echo "  gv_lua:        $use_lua"
2801 echo "  gv_ocaml:      $use_ocaml"
2802 echo "  gv_perl:       $use_perl"
2803 echo "  gv_php:        $use_php"
2804 echo "  gv_python:     $use_python"
2805 echo "  gv_python3:    $use_python3"
2806 echo "  gv_R:          $use_r"
2807 echo "  gv_ruby:       $use_ruby"
2808 echo "  gv_tcl:        $use_gv_tcl"
2809 echo ""
2810 echo "  tcldot:        $use_tcldot"
2811 echo "  tclpathplan:   $use_tclpathplan"
2812 echo "  gdtclft:       $use_gdtclft"
2813 echo ""
2814 echo "Testing utilities:"
2815 echo "  criterion:     $use_criterion"