configure.ac

   1 dnl Process this file with autoconf to create configure.
   2
   3 AC_PREREQ(2.59)
   4
   5 dnl Versioning
   6 dnl Make version number available to autoconf and configure
   7 m4_define(mesa_major, 7)
   8 m4_define(mesa_minor, 1)
   9 m4_define(mesa_tiny, 0)
  10 m4_define(mesa_version, [mesa_major().mesa_minor().mesa_tiny()])
  11
  12 AC_INIT([Mesa],[mesa_version()],
  13     [https://bugs.freedesktop.org/enter_bug.cgi?product=Mesa])
  14 AC_CONFIG_AUX_DIR(bin)
  15 AC_CANONICAL_HOST
  16
  17 dnl Substitute the version number into shell variables
  18 MESA_MAJOR=mesa_major()
  19 MESA_MINOR=mesa_minor()
  20 MESA_TINY=mesa_tiny()
  21 AC_SUBST(MESA_MAJOR)
  22 AC_SUBST(MESA_MINOR)
  23 AC_SUBST(MESA_TINY)
  24
  25 dnl Check for progs
  26 AC_PROG_CPP
  27 AC_PROG_CC
  28 AC_PROG_CXX
  29 AC_PATH_PROG(MAKE, make)
  30 AC_PATH_PROG(MKDEP, makedepend)
  31 AC_PATH_PROG(SED, sed)
  32
  33 dnl Make sure the pkg-config macros are defined
  34 m4_ifdef([PKG_PROG_PKG_CONFIG],,[
  35     AC_MSG_ERROR([The pkg-config autoconf macros are not defined.
  36                   Did you run 'make configure'?])]
  37 )
  38 PKG_PROG_PKG_CONFIG()
  39
  40 dnl LIB_DIR - library basename
  41 LIB_DIR=`echo $libdir | $SED 's%.*/%%'`
  42 AC_SUBST(LIB_DIR)
  43
  44 dnl Cache LDFLAGS so we can add EXTRA_LIB_PATH and restore it later
  45 _SAVE_LDFLAGS="$LDFLAGS"
  46 AC_ARG_VAR(EXTRA_LIB_PATH,[Extra -L paths for the linker])
  47 AC_SUBST(EXTRA_LIB_PATH)
  48
  49 dnl Cache CPPFLAGS so we can add *_INCLUDES and restore it later
  50 _SAVE_CPPFLAGS="$CPPFLAGS"
  51 AC_ARG_VAR(X11_INCLUDES,[Extra -I paths for X11 headers])
  52 AC_SUBST(X11_INCLUDES)
  53
  54 dnl Compiler macros
  55 DEFINES=""
  56 AC_SUBST(DEFINES)
  57 if test "x$GCC" = xyes; then
  58     DEFINES="-D_POSIX_SOURCE -D_POSIX_C_SOURCE=199309L -D_BSD_SOURCE"
  59 fi
  60 case "$host_os" in
  61 linux*)
  62     DEFINES="$DEFINES -D_SVID_SOURCE -D_GNU_SOURCE -DPTHREADS -DHAVE_POSIX_MEMALIGN"
  63     ;;
  64 esac
  65
  66 dnl Add flags for gcc and g++
  67 if test "x$GCC" = xyes; then
  68     CFLAGS="$CFLAGS -Wall -Wmissing-prototypes -std=c99 -ffast-math"
  69 fi
  70 if test "x$GXX" = xyes; then
  71     CXXFLAGS="$CXXFLAGS -Wall"
  72 fi
  73
  74 dnl These should be unnecessary, but let the user set them if they want
  75 AC_ARG_VAR(OPT_FLAGS, [Additional optimization flags for the compiler.
  76     Default is to use CFLAGS.])
  77 AC_ARG_VAR(ARCH_FLAGS, [Additional architecture specific flags for the
  78     compiler. Default is to use CFLAGS.])
  79 AC_SUBST(OPT_FLAGS)
  80 AC_SUBST(ARCH_FLAGS)
  81
  82 dnl
  83 dnl shared/static libraries, mimic libtool options
  84 dnl
  85 AC_ARG_ENABLE(static,
  86     [AS_HELP_STRING([--enable-static],
  87         [build static libraries @<:@default=disabled@:>@])],
  88     enable_static="$enableval",
  89     enable_static=no
  90 )
  91 case "x$enable_static" in
  92 xyes|xno ) ;;
  93 x ) enable_static=no ;;
  94 * )
  95     AC_MSG_ERROR([Static library option '$enable_static' is not a valid])
  96     ;;
  97 esac
  98 AC_ARG_ENABLE(shared,
  99     [AS_HELP_STRING([--disable-shared],
 100         [build shared libraries @<:@default=enabled@:>@])],
 101     enable_shared="$enableval",
 102     enable_shared=yes
 103 )
 104 case "x$enable_shared" in
 105 xyes|xno ) ;;
 106 x ) enable_shared=yes ;;
 107 * )
 108     AC_MSG_ERROR([Shared library option '$enable_shared' is not a valid])
 109     ;;
 110 esac
 111
 112 dnl Can't have static and shared libraries, default to static if user
 113 dnl explicitly requested. If both disabled, set to static since shared
 114 dnl was explicitly requirested.
 115 case "x$enable_static$enable_shared" in
 116 xyesyes )
 117     AC_MSG_WARN([Can't build static and shared libraries, disabling shared])
 118     enable_shared=no
 119     ;;
 120 xnono )
 121     AC_MSG_WARN([Can't disable both static and shared libraries, enabling static])
 122     enable_static=yes
 123     ;;
 124 esac
 125
 126 dnl
 127 dnl mklib options
 128 dnl
 129 AC_ARG_VAR(MKLIB_OPTIONS,[Options for the Mesa library script, mklib])
 130 if test "$enable_static" = yes; then
 131     MKLIB_OPTIONS="$MKLIB_OPTIONS -static"
 132 fi
 133 AC_SUBST(MKLIB_OPTIONS)
 134
 135 dnl
 136 dnl other compiler options
 137 dnl
 138 AC_ARG_ENABLE(debug,
 139     [AS_HELP_STRING([--enable-debug],
 140         [use debug compiler flags and macros @<:@default=disabled@:>@])],
 141     enable_debug="$enableval",
 142     enable_debug=no
 143 )
 144 if test "x$enable_debug" = xyes; then
 145     DEFINES="$DEFINES -DDEBUG"
 146     if test "x$GCC" = xyes; then
 147         CFLAGS="$CFLAGS -g"
 148     fi
 149     if test "x$GXX" = xyes; then
 150         CXXFLAGS="$CXXFLAGS -g"
 151     fi
 152 fi
 153 dnl These will be used near the end in the arch specific options
 154 AC_ARG_ENABLE(asm,
 155     [AS_HELP_STRING([--disable-asm],
 156         [disable assembly usage @<:@default=enabled on supported plaforms@:>@])],
 157     enable_asm="$enableval",
 158     enable_asm=yes
 159 )
 160
 161 dnl
 162 dnl library names
 163 dnl
 164 if test "$enable_static" = yes; then
 165     GL_LIB_NAME='lib$(GL_LIB).a'
 166     GLU_LIB_NAME='lib$(GLU_LIB).a'
 167     GLUT_LIB_NAME='lib$(GLUT_LIB).a'
 168     GLW_LIB_NAME='lib$(GLW_LIB).a'
 169     OSMESA_LIB_NAME='lib$(OSMESA_LIB).a'
 170 else
 171     GL_LIB_NAME='lib$(GL_LIB).so'
 172     GLU_LIB_NAME='lib$(GLU_LIB).so'
 173     GLUT_LIB_NAME='lib$(GLUT_LIB).so'
 174     GLW_LIB_NAME='lib$(GLW_LIB).so'
 175     OSMESA_LIB_NAME='lib$(OSMESA_LIB).so'
 176 fi
 177 AC_SUBST(GL_LIB_NAME)
 178 AC_SUBST(GLU_LIB_NAME)
 179 AC_SUBST(GLUT_LIB_NAME)
 180 AC_SUBST(GLW_LIB_NAME)
 181 AC_SUBST(OSMESA_LIB_NAME)
 182
 183 dnl
 184 dnl Driver configuration. Options are xlib, dri and osmesa right now.
 185 dnl More later: directfb, fbdev, ...
 186 dnl
 187 AC_ARG_WITH(driver,
 188     [AS_HELP_STRING([--with-driver=DRIVER],
 189         [driver for Mesa: xlib,dri,osmesa @<:@default=xlib@:>@])],
 190     mesa_driver="$withval",
 191     mesa_driver="xlib")
 192 dnl Check for valid option
 193 case "x$mesa_driver" in
 194 xxlib|xdri|xosmesa)
 195     ;;
 196 *)
 197     AC_MSG_ERROR([Driver '$mesa_driver' is not a valid option])
 198     ;;
 199 esac
 200
 201 dnl
 202 dnl Driver specific build directories
 203 dnl
 204 SRC_DIRS="mesa"
 205 GLU_DIRS="sgi"
 206 WINDOW_SYSTEM=""
 207 case "$mesa_driver" in
 208 xlib)
 209     DRIVER_DIRS="x11"
 210     ;;
 211 dri)
 212     SRC_DIRS="glx/x11 $SRC_DIRS"
 213     DRIVER_DIRS="dri"
 214     WINDOW_SYSTEM="dri"
 215     ;;
 216 osmesa)
 217     DRIVER_DIRS="osmesa"
 218     ;;
 219 esac
 220 AC_SUBST(SRC_DIRS)
 221 AC_SUBST(GLU_DIRS)
 222 AC_SUBST(DRIVER_DIRS)
 223 AC_SUBST(WINDOW_SYSTEM)
 224
 225 dnl
 226 dnl User supplied program configuration
 227 dnl
 228 if test -d "$srcdir/progs/demos"; then
 229     default_demos=yes
 230 else
 231     default_demos=no
 232 fi
 233 AC_ARG_WITH(demos,
 234     [AS_HELP_STRING([--with-demos@<:@=DIRS...@:>@],
 235         [optional comma delimited demo directories to build
 236         @<:@default=auto if source available@:>@])],
 237     with_demos="$withval",
 238     with_demos="$default_demos")
 239 if test "x$with_demos" = x; then
 240     with_demos=no
 241 fi
 242
 243 dnl If $with_demos is yes, directories will be added as libs available
 244 PROGRAM_DIRS=""
 245 case "$with_demos" in
 246 no|yes) ;;
 247 *)
 248     # verify the requested demos directories exist
 249     demos=`IFS=,; echo $with_demos`
 250     for demo in $demos; do
 251         test -d "$srcdir/progs/$demo" || \
 252             AC_MSG_ERROR([Program directory '$demo' doesn't exist])
 253     done
 254     PROGRAM_DIRS="$demos"
 255     ;;
 256 esac
 257
 258 dnl
 259 dnl Find out if X is available. The variables have_x or no_x will be
 260 dnl set and used later in the driver setups
 261 dnl
 262 if test -n "$PKG_CONFIG"; then
 263     AC_MSG_CHECKING([pkg-config files for X11 are available])
 264     if $PKG_CONFIG --exists x11; then
 265         x11_pkgconfig=yes
 266         have_x=yes
 267         AC_MSG_RESULT(yes)
 268     else
 269         x11_pkgconfig=no
 270         no_x=yes
 271         AC_MSG_RESULT(no)
 272     fi
 273 else
 274     x11_pkgconfig=no
 275 fi
 276 dnl Use the autoconf macro if no pkg-config files
 277 if test "$x11_pkgconfig" = no; then
 278     AC_PATH_XTRA
 279 fi
 280
 281 dnl We need X for xlib and dri, so bomb now if it's not found
 282 case "$mesa_driver" in
 283 xlib|dri)
 284     if test "$no_x" = yes; then
 285         AC_MSG_ERROR([X11 development libraries needed for $mesa_driver driver])
 286     fi
 287     ;;
 288 esac
 289
 290 dnl
 291 dnl libGL configuration per driver
 292 dnl
 293 case "$mesa_driver" in
 294 xlib)
 295     if test "$x11_pkgconfig" = yes; then
 296         PKG_CHECK_MODULES(XLIBGL, x11 xext)
 297         X11_INCLUDES="$X11_INCLUDES $XLIBGL_CFLAGS"
 298         GL_LIB_DEPS="$XLIBGL_LIBS"
 299     else
 300         # should check these...
 301         X11_INCLUDES="$X11_INCLUDES $X_CFLAGS"
 302         GL_LIB_DEPS="$X_LIBS -lX11 -lXext"
 303     fi
 304     GL_LIB_DEPS="$GL_LIB_DEPS -lm -lpthread"
 305
 306     # if static, move the external libraries to the programs
 307     # and empty the libraries for libGL
 308     if test "$enable_static" = yes; then
 309         APP_LIB_DEPS="$APP_LIB_DEPS $GL_LIB_DEPS"
 310         GL_LIB_DEPS=""
 311     fi
 312     ;;
 313 dri)
 314     # DRI must be shared, I think
 315     if test "$enable_static" = yes; then
 316         AC_MSG_ERROR([Can't use static libraries for DRI drivers])
 317     fi
 318
 319     # Check for libdrm
 320     PKG_CHECK_MODULES(LIBDRM, libdrm)
 321
 322     # find the DRI deps for libGL
 323     if test "$x11_pkgconfig" = yes; then
 324         PKG_CHECK_MODULES(DRIGL, x11 xext xxf86vm xdamage xfixes)
 325         X11_INCLUDES="$X11_INCLUDES $DRIGL_CFLAGS"
 326         GL_LIB_DEPS="$DRIGL_LIBS"
 327     else
 328         # should check these...
 329         X11_INCLUDES="$X11_INCLUDES $X_CFLAGS"
 330         GL_LIB_DEPS="$X_LIBS -lX11 -lXext -lXxf86vm -lXdamage -lXfixes"
 331     fi
 332
 333     # need DRM libs, -lpthread, etc.
 334     GL_LIB_DEPS="$GL_LIB_DEPS $LIBDRM_LIBS -lm -lpthread -ldl"
 335     ;;
 336 osmesa)
 337     # No libGL for osmesa
 338     GL_LIB_DEPS=""
 339     ;;
 340 esac
 341 AC_SUBST(GL_LIB_DEPS)
 342
 343 dnl
 344 dnl More X11 setup
 345 dnl
 346 if test "$mesa_driver" = xlib; then
 347     DEFINES="$DEFINES -DUSE_XSHM"
 348 fi
 349
 350 dnl
 351 dnl More DRI setup
 352 dnl
 353 AC_ARG_ENABLE(glx-tls,
 354     [AS_HELP_STRING([--enable-glx-tls],
 355         [enable TLS support in GLX @<:@default=disabled@:>@])],
 356         GLX_USE_TLS="$enableval",
 357         GLX_USE_TLS=no)
 358 dnl Directory for DRI drivers
 359 AC_ARG_WITH(dri-driverdir,
 360     [AS_HELP_STRING([--with-dri-driverdir=DIR],
 361         [directory for the DRI drivers @<:@/usr/X11R6/lib/modules/dri@:>@])],
 362     DRI_DRIVER_INSTALL_DIR="$withval",
 363     DRI_DRIVER_INSTALL_DIR='/usr/X11R6/lib/modules/dri')
 364 AC_SUBST(DRI_DRIVER_INSTALL_DIR)
 365 dnl Direct rendering or just indirect rendering
 366 AC_ARG_ENABLE(driglx-direct,
 367     [AS_HELP_STRING([--disable-driglx-direct],
 368         [enable direct rendering in GLX for DRI @<:@default=enabled@:>@])],
 369         driglx_direct="$enableval",
 370         driglx_direct="yes")
 371
 372 dnl Which drivers to build - default is chosen by platform
 373 AC_ARG_WITH(dri-drivers,
 374     [AS_HELP_STRING([--with-dri-drivers@<:@=DIRS...@:>@],
 375         [comma delimited DRI drivers, e.g. "i965,radeon,nouveau" @<:@default=auto@:>@])],
 376     with_dri_drivers="$withval",
 377     with_dri_drivers=yes)
 378 if test "x$with_dri_drivers" = x; then
 379     with_dri_drivers=no
 380 fi
 381
 382 dnl If $with_dri_drivers is yes, directories will be added through
 383 dnl platform checks
 384 DRI_DIRS=""
 385 case "$with_dri_drivers" in
 386 no|yes) ;;
 387 *)
 388     # verify the requested driver directories exist
 389     dri_drivers=`IFS=,; echo $with_dri_drivers`
 390     for driver in $dri_drivers; do
 391         test -d "$srcdir/src/mesa/drivers/dri/$driver" || \
 392             AC_MSG_ERROR([DRI driver directory '$driver' doesn't exist])
 393     done
 394     DRI_DIRS="$dri_drivers"
 395     ;;
 396 esac
 397
 398 dnl Just default to no EGL for now
 399 USING_EGL=0
 400 AC_SUBST(USING_EGL)
 401
 402 dnl Set DRI_DIRS, DEFINES and LIB_DEPS
 403 if test "$mesa_driver" = dri; then
 404     # Use TLS in GLX?
 405     if test "x$GLX_USE_TLS" = xyes; then
 406         DEFINES="$DEFINES -DGLX_USE_TLS -DPTHREADS"
 407     fi
 408
 409     if test "x$USING_EGL" = x1; then
 410         PROGRAM_DIRS="egl"
 411     fi
 412
 413     # default drivers
 414     if test "x$DRI_DIRS" = x; then
 415         DRI_DIRS="i810 i915 i965 mach64 mga r128 r200 r300 radeon s3v \
 416             savage sis tdfx trident unichrome ffb"
 417     fi
 418
 419     # Platform specific settings and drivers to build
 420     case "$host_os" in
 421     linux*)
 422         DEFINES="$DEFINES -DUSE_EXTERNAL_DXTN_LIB=1 -DIN_DRI_DRIVER"
 423         DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING -DHAVE_ALIAS"
 424         if test "x$driglx_direct" = xyes; then
 425             DEFINES="$DEFINES -DGLX_DIRECT_RENDERING"
 426         fi
 427
 428         case "$host_cpu" in
 429         x86_64)
 430             # ffb, gamma, and sis are missing because they have not be
 431             # converted to use the new interface.  i810 are missing
 432             # because there is no x86-64 system where they could *ever*
 433             # be used.
 434             if test "x$DRI_DIRS" = x; then
 435                 DRI_DIRS="i915 i965 mach64 mga r128 r200 r300 radeon \
 436                     savage tdfx unichrome"
 437             fi
 438             ;;
 439         powerpc*)
 440             # Build only the drivers for cards that exist on PowerPC.
 441             # At some point MGA will be added, but not yet.
 442             if test "x$DRI_DIRS" = x; then
 443                 DRI_DIRS="mach64 r128 r200 r300 radeon tdfx"
 444             fi
 445             ;;
 446         esac
 447         ;;
 448     freebsd*)
 449         DEFINES="$DEFINES -DPTHREADS -DUSE_EXTERNAL_DXTN_LIB=1"
 450         DEFINES="$DEFINES -DIN_DRI_DRIVER -DHAVE_ALIAS"
 451         DEFINES="$DEFINES -DGLX_INDIRECT_RENDERING"
 452         if test "x$driglx_direct" = xyes; then
 453             DEFINES="$DEFINES -DGLX_DIRECT_RENDERING"
 454         fi
 455         if test "x$GXX" = xyes; then
 456             CXXFLAGS="$CXXFLAGS -ansi -pedantic"
 457         fi
 458
 459         # ffb and gamma are missing because they have not been converted
 460         # to use the new interface.
 461         if test "x$DRI_DIRS" = x; then
 462             DRI_DIRS="i810 i915 i965 mach64 mga r128 r200 r300 radeon tdfx \
 463                 unichrome savage sis"
 464         fi
 465         ;;
 466     esac
 467     DRI_DIRS=`echo "$DRI_DIRS" | $SED 's/  */ /g'`
 468
 469     # Check for expat
 470     EXPAT_INCLUDES=""
 471     EXPAT_LIB=-lexpat
 472     AC_ARG_WITH(expat, AS_HELP_STRING([--with-expat=DIR],
 473             [expat install directory]),[
 474         EXPAT_INCLUDES="-I$withval/include"
 475         CPPFLAGS="$CPPFLAGS $EXPAT_INCLUDES"
 476         LDFLAGS="$LDFLAGS -L$withval/$LIB_DIR"
 477         EXPAT_LIB="-L$withval/$LIB_DIR -lexpat"
 478         ])
 479     AC_CHECK_HEADER(expat.h,,AC_MSG_ERROR([Expat required for DRI.]))
 480     AC_CHECK_LIB(expat, XML_ParserCreate,,
 481         AC_MSG_ERROR([Expat required for DRI.]))
 482
 483     # put all the necessary libs together
 484     DRI_LIB_DEPS="$LIBDRM_LIBS $EXPAT_LIB -lm -lpthread -ldl"
 485 fi
 486 AC_SUBST(DRI_DIRS)
 487 AC_SUBST(EXPAT_INCLUDES)
 488 AC_SUBST(DRI_LIB_DEPS)
 489
 490 dnl
 491 dnl OSMesa configuration
 492 dnl
 493 if test "$mesa_driver" = xlib; then
 494     default_xlib_osmesa=yes
 495 else
 496     default_xlib_osmesa=no
 497 fi
 498 AC_ARG_ENABLE(xlib-osmesa,
 499     [AS_HELP_STRING([--disable-xlib-osmesa],
 500         [enable OSMesa on Xlib libGL @<:@default=enabled for xlib driver@:>@])],
 501         xlib_osmesa="$enableval",
 502         xlib_osmesa="$default_xlib_osmesa")
 503 if test "x$xlib_osmesa" = xyes; then
 504     if test "$mesa_driver" = xlib; then
 505         DRIVER_DIRS="$DRIVER_DIRS osmesa"
 506     else
 507         AC_MSG_ERROR([Can only enable OSMesa on libGL for Xlib])
 508     fi
 509 fi
 510
 511 dnl Configure the channel bits for OSMesa (libOSMesa, libOSMesa16, ...)
 512 AC_ARG_WITH(osmesa-bits,
 513     [AS_HELP_STRING([--with-osmesa-bits=BITS],
 514         [OSMesa channel bits and library name: 8, 16, 32 @<:@default=8@:>@])],
 515         osmesa_bits="$withval",
 516         osmesa_bits=8)
 517 if test "$mesa_driver" != osmesa && test "x$osmesa_bits" != x8; then
 518     AC_MSG_WARN([Ignoring OSMesa channel bits for non-OSMesa driver])
 519     osmesa_bits=8
 520 fi
 521 case "x$osmesa_bits" in
 522 x8)
 523     OSMESA_LIB=OSMesa
 524     ;;
 525 x16|x32)
 526     OSMESA_LIB="OSMesa$osmesa_bits"
 527     DEFINES="$DEFINES -DCHAN_BITS=$osmesa_bits -DDEFAULT_SOFTWARE_DEPTH_BITS=31"
 528     ;;
 529 *)
 530     AC_MSG_ERROR([OSMesa bits '$osmesa_bits' is not a valid option])
 531     ;;
 532 esac
 533 AC_SUBST(OSMESA_LIB)
 534
 535 case "$mesa_driver" in
 536 osmesa)
 537     # only link librararies with osmesa if shared
 538     if test "$enable_static" = no; then
 539         OSMESA_LIB_DEPS="-lm -lpthread"
 540     else
 541         OSMESA_LIB_DEPS=""
 542     fi
 543     OSMESA_MESA_DEPS=""
 544     ;;
 545 *)
 546     # Link OSMesa to libGL otherwise
 547     OSMESA_LIB_DEPS=""
 548     # only link librararies with osmesa if shared
 549     if test "$enable_static" = no; then
 550         OSMESA_MESA_DEPS='-l$(GL_LIB)'
 551     else
 552         OSMESA_MESA_DEPS=""
 553     fi
 554     ;;
 555 esac
 556 AC_SUBST(OSMESA_LIB_DEPS)
 557 AC_SUBST(OSMESA_MESA_DEPS)
 558
 559 dnl
 560 dnl GLU configuration
 561 dnl
 562 AC_ARG_ENABLE(glu,
 563     [AS_HELP_STRING([--disable-glu],
 564         [enable OpenGL Utility library @<:@default=enabled@:>@])],
 565     enable_glu="$enableval",
 566     enable_glu=yes)
 567 if test "x$enable_glu" = xyes; then
 568     SRC_DIRS="$SRC_DIRS glu"
 569
 570     case "$mesa_driver" in
 571     osmesa)
 572         # If GLU is available and we have libOSMesa (not 16 or 32),
 573         # we can build the osdemos
 574         if test "$with_demos" = yes && test "$osmesa_bits" = 8; then
 575             PROGRAM_DIRS="$PROGRAM_DIRS osdemos"
 576         fi
 577
 578         # Link libGLU to libOSMesa instead of libGL
 579         GLU_LIB_DEPS=""
 580         if test "$enable_static" = no; then
 581             GLU_MESA_DEPS='-l$(OSMESA_LIB)'
 582         else
 583             GLU_MESA_DEPS=""
 584         fi
 585         ;;
 586     *)
 587         # If GLU is available, we can build the xdemos
 588         if test "$with_demos" = yes; then
 589             PROGRAM_DIRS="$PROGRAM_DIRS xdemos"
 590         fi
 591
 592         # If static, empty GLU_LIB_DEPS and add libs for programs to link
 593         if test "$enable_static" = no; then
 594             GLU_LIB_DEPS="-lm"
 595             GLU_MESA_DEPS='-l$(GL_LIB)'
 596         else
 597             GLU_LIB_DEPS=""
 598             GLU_MESA_DEPS=""
 599             APP_LIB_DEPS="$APP_LIB_DEPS -lstdc++"
 600         fi
 601         ;;
 602     esac
 603 fi
 604 AC_SUBST(GLU_LIB_DEPS)
 605 AC_SUBST(GLU_MESA_DEPS)
 606
 607 dnl
 608 dnl GLw configuration
 609 dnl
 610 AC_ARG_ENABLE(glw,
 611     [AS_HELP_STRING([--disable-glw],
 612         [enable Xt/Motif widget library @<:@default=enabled@:>@])],
 613     enable_glw="$enableval",
 614     enable_glw=yes)
 615 dnl Don't build GLw on osmesa
 616 if test "x$enable_glw" = xyes && test "$mesa_driver" = osmesa; then
 617     AC_MSG_WARN([Disabling GLw since the driver is OSMesa])
 618     enable_glw=no
 619 fi
 620 if test "x$enable_glw" = xyes; then
 621     SRC_DIRS="$SRC_DIRS glw"
 622     if test "$x11_pkgconfig" = yes; then
 623         PKG_CHECK_MODULES(GLW, x11 xt)
 624         GLW_LIB_DEPS="$GLW_LIBS"
 625     else
 626         # should check these...
 627         GLW_LIB_DEPS="$X_LIBS -lX11 -lXt"
 628     fi
 629
 630     # If static, empty GLW_LIB_DEPS and add libs for programs to link
 631     if test "$enable_static" = no; then
 632         GLW_MESA_DEPS='-l$(GL_LIB)'
 633     else
 634         APP_LIB_DEPS="$APP_LIB_DEPS $GLW_LIB_DEPS"
 635         GLW_LIB_DEPS=""
 636         GLW_MESA_DEPS=""
 637     fi
 638 fi
 639 AC_SUBST(GLW_LIB_DEPS)
 640 AC_SUBST(GLW_MESA_DEPS)
 641
 642 dnl
 643 dnl GLUT configuration
 644 dnl
 645 if test -f "$srcdir/include/GL/glut.h"; then
 646     default_glut=yes
 647 else
 648     default_glut=no
 649 fi
 650 AC_ARG_ENABLE(glut,
 651     [AS_HELP_STRING([--disable-glut],
 652         [enable GLUT library @<:@default=enabled if source available@:>@])],
 653     enable_glut="$enableval",
 654     enable_glut="$default_glut")
 655
 656 dnl Can't build glut if GLU not available
 657 if test "x$enable_glu$enable_glut" = xnoyes; then
 658     AC_MSG_WARN([Disabling glut since GLU is disabled])
 659     enable_glut=no
 660 fi
 661 dnl Don't build glut on osmesa
 662 if test "x$enable_glut" = xyes && test "$mesa_driver" = osmesa; then
 663     AC_MSG_WARN([Disabling glut since the driver is OSMesa])
 664     enable_glut=no
 665 fi
 666
 667 if test "x$enable_glut" = xyes; then
 668     SRC_DIRS="$SRC_DIRS glut/glx"
 669     GLUT_CFLAGS=""
 670     if test "x$GCC" = xyes; then
 671         GLUT_CFLAGS="-fexceptions"
 672     fi
 673     if test "$x11_pkgconfig" = yes; then
 674         PKG_CHECK_MODULES(GLUT, x11 xmu xi)
 675         GLUT_LIB_DEPS="$GLUT_LIBS"
 676     else
 677         # should check these...
 678         GLUT_LIB_DEPS="$X_LIBS -lX11 -lXmu -lXi"
 679     fi
 680     GLUT_LIB_DEPS="$GLUT_LIB_DEPS -lm"
 681
 682     # If glut is available, we can build most programs
 683     if test "$with_demos" = yes; then
 684         PROGRAM_DIRS="$PROGRAM_DIRS demos redbook samples glsl"
 685     fi
 686
 687     # If static, empty GLUT_LIB_DEPS and add libs for programs to link
 688     if test "$enable_static" = no; then
 689         GLUT_MESA_DEPS='-l$(GLU_LIB) -l$(GL_LIB)'
 690     else
 691         APP_LIB_DEPS="$APP_LIB_DEPS $GLUT_LIB_DEPS"
 692         GLUT_LIB_DEPS=""
 693         GLUT_MESA_DEPS=""
 694     fi
 695 fi
 696 AC_SUBST(GLUT_LIB_DEPS)
 697 AC_SUBST(GLUT_MESA_DEPS)
 698 AC_SUBST(GLUT_CFLAGS)
 699
 700 dnl
 701 dnl Program library dependencies
 702 dnl    Only libm is added here if necessary as the libraries should
 703 dnl    be pulled in by the linker
 704 dnl
 705 if test "x$APP_LIB_DEPS" = x; then
 706     APP_LIB_DEPS="-lm"
 707 fi
 708 AC_SUBST(APP_LIB_DEPS)
 709 AC_SUBST(PROGRAM_DIRS)
 710
 711 dnl Arch/platform-specific settings
 712 PIC_FLAGS=""
 713 ASM_FLAGS=""
 714 ASM_SOURCES=""
 715 ASM_API=""
 716 AC_SUBST(PIC_FLAGS)
 717 AC_SUBST(ASM_FLAGS)
 718 AC_SUBST(ASM_SOURCES)
 719 AC_SUBST(ASM_API)
 720 case "$host_os" in
 721 linux*)
 722     PIC_FLAGS="-fPIC"
 723     case "$host_cpu" in
 724     i*86)
 725         if test "x$enable_asm" = xyes; then
 726             ASM_FLAGS="-DUSE_X86_ASM -DUSE_MMX_ASM -DUSE_3DNOW_ASM -DUSE_SSE_ASM"
 727             ASM_SOURCES='$(X86_SOURCES)'
 728             ASM_API='$(X86_API)'
 729         fi
 730         ;;
 731     x86_64)
 732         if test "x$enable_asm" = xyes; then
 733             ASM_FLAGS="-DUSE_X86_64_ASM"
 734             ASM_SOURCES='$(X86-64_SOURCES)'
 735             ASM_API='$(X86-64_API)'
 736         fi
 737         ;;
 738     powerpc)
 739         if test "x$enable_asm" = xyes; then
 740             ASM_FLAGS="-DUSE_PPC_ASM -DUSE_VMX_ASM"
 741             ASM_SOURCES='$(PPC_SOURCES)'
 742         fi
 743         ;;
 744     esac
 745     ;;
 746 freebsd*)
 747     PIC_FLAGS="-fPIC"
 748     case "$host_os" in
 749     i*86)
 750         PIC_FLAGS=""
 751         if test "x$enable_asm" = xyes; then
 752             ASM_FLAGS="-DUSE_X86_ASM -DUSE_MMX_ASM -DUSE_3DNOW_ASM -DUSE_SSE_ASM"
 753             ASM_SOURCES='$(X86_SOURCES)'
 754             ASM_API='$(X86_API)'
 755         fi
 756         ;;
 757     x86_64)
 758         if test "x$enable_asm" = xyes; then
 759             ASM_FLAGS="-DUSE_X86_64_ASM"
 760             ASM_SOURCES='$(X86-64_SOURCES)'
 761             ASM_API='$(X86-64_API)'
 762         fi
 763         ;;
 764     esac
 765     ;;
 766 esac
 767
 768 dnl Restore LDFLAGS and CPPFLAGS
 769 LDFLAGS="$_SAVE_LDFLAGS"
 770 CPPFLAGS="$_SAVE_CPPFLAGS"
 771
 772 dnl Substitute the config
 773 AC_CONFIG_FILES([configs/autoconf])
 774 AC_OUTPUT
 775
 776 dnl Replace the configs/current symlink
 777 if test -f configs/current || test -L configs/current; then
 778     rm -f configs/current
 779 fi
 780 ln -s autoconf configs/current
 781
 782 dnl
 783 dnl Output some configuration info for the user
 784 dnl
 785 echo ""
 786 echo "        prefix:          $prefix"
 787 echo "        exec_prefix:     $exec_prefix"
 788 echo "        libdir:          $libdir"
 789
 790 dnl Driver info
 791 echo ""
 792 echo "        Driver:          $mesa_driver"
 793 case "$mesa_driver" in
 794 xlib|osmesa)
 795     if echo "$DRIVER_DIRS" | grep 'osmesa' >/dev/null 2>&1; then
 796         echo "        OSMesa:          lib$OSMESA_LIB"
 797     else
 798         echo "        OSMesa:          no"
 799     fi
 800     ;;
 801 dri)
 802     # cleanup the drivers var
 803     dri_dirs=`echo $DRI_DIRS | $SED 's/^ *//;s/  */ /;s/ *$//'`
 804     echo "        DRI drivers:     $dri_dirs"
 805     echo "        DRI driver dir:  $DRI_DRIVER_INSTALL_DIR"
 806     ;;
 807 esac
 808
 809 dnl Libraries
 810 echo ""
 811 echo "        Shared libs:     $enable_shared"
 812 echo "        Static libs:     $enable_static"
 813 echo "        GLU:             $enable_glu"
 814 echo "        GLw:             $enable_glw"
 815 echo "        glut:            $enable_glut"
 816
 817 dnl Programs
 818 # cleanup the programs var for display
 819 program_dirs=`echo $PROGRAM_DIRS | $SED 's/^ *//;s/  */ /;s/ *$//'`
 820 if test "x$program_dirs" = x; then
 821     echo "        Demos:           no"
 822 else
 823     echo "        Demos:           $program_dirs"
 824 fi
 825
 826 dnl Compiler options
 827 # cleanup the CFLAGS/CXXFLAGS/DEFINES vars
 828 cflags=`echo $CFLAGS $OPT_FLAGS $PIC_FLAGS $ARCH_FLAGS | \
 829     $SED 's/^ *//;s/  */ /;s/ *$//'`
 830 cxxflags=`echo $CXXFLAGS $OPT_FLAGS $PIC_FLAGS $ARCH_FLAGS | \
 831     $SED 's/^ *//;s/  */ /;s/ *$//'`
 832 defines=`echo $DEFINES $ASM_FLAGS | $SED 's/^ *//;s/  */ /;s/ *$//'`
 833 echo ""
 834 echo "        CFLAGS:          $cflags"
 835 echo "        CXXFLAGS:        $cxxflags"
 836 echo "        Macros:          $defines"
 837
 838 echo ""
 839 echo "        Run 'make' to build Mesa"
 840 echo ""