configure.in

   1 dnl Process this file with autoconf to produce a configure script.
   2 dnl Author: Michael Patra   <micky@marie.physik.tu-berlin.de>
   3 dnl                         <patra@itp1.physik.tu-berlin.de>
   4 AC_REVISION([configure.in 1.00])
   5 AC_INIT(controls/edit.c)
   6 AC_CONFIG_HEADER(include/config.h)
   7 AC_CONFIG_AUX_DIR(tools)
   8
   9 dnl **** Command-line arguments ****
  10
  11 dnl Default values
  12 LIBEXT=so       # library type .so or .a
  13 TRACE_MSGS=yes  # the TRACE() macro
  14 DEBUG_MSGS=yes  # the TRACE(), WARN(), and FIXME() macros.
  15 CURSES=yes
  16 OPENGL=normal
  17
  18 AC_ARG_ENABLE(dll,
  19 [  --disable-dll           build static libraries instead of DLLs],
  20 [if test "$enableval" = "no"; then LIBEXT="a"; fi])
  21
  22 AC_ARG_ENABLE(debug,
  23 [  --disable-debug         compile out all debugging messages],
  24 [if test "$enableval" = "no"; then DEBUG_MSGS="no"; fi])
  25
  26 AC_ARG_ENABLE(opengl,
  27 [  --enable-opengl         force usage of OpenGL even if the latter is thread-safe],
  28 [if test "$enableval" = "no"; then OPENGL="no"; elif test "$enableval" = "yes"; then OPENGL="yes"; fi])
  29
  30 AC_ARG_ENABLE(trace,
  31 [  --disable-trace         compile out TRACE messages],
  32 [if test "$enableval" = "no"; then TRACE_MSGS="no"; fi])
  33
  34 AC_ARG_WITH(curses,
  35 [  --without-curses        do not use curses],
  36 [if test "$withval" = "no"; then CURSES="no"; fi])
  37
  38 AC_ARG_WITH(reentrant-x,
  39 [  --without-reentrant-x   compile for use with non-reentrant X libraries])
  40
  41 AC_SUBST(OPTIONS)
  42
  43 if test "$DEBUG_MSGS" = "no"
  44 then
  45     AC_DEFINE(NO_DEBUG_MSGS)
  46     AC_DEFINE(NO_TRACE_MSGS)
  47 else
  48     if test "$TRACE_MSGS" = "no"
  49     then
  50         AC_DEFINE(NO_TRACE_MSGS)
  51     fi
  52 fi
  53
  54 dnl **** Check for some programs ****
  55
  56 AC_PROG_MAKE_SET
  57 AC_PROG_CC
  58 AC_PROG_CPP
  59 AC_PATH_XTRA
  60 AC_PROG_YACC
  61 AC_PROG_LEX
  62 AC_CHECK_PROGS(XLEX,$LEX flex lex,none)
  63 if test "$XLEX" = "none"
  64 then
  65         echo "*** Error: No suitable lex found. ***"
  66         echo "    Please install the 'flex' package."
  67         exit 1
  68 fi
  69 AC_DECL_YYTEXT
  70 AC_PROG_RANLIB
  71 AC_PROG_INSTALL
  72 AC_PROG_LN_S
  73 AC_CHECK_PROG(C2MAN,c2man,c2man,true)
  74 AC_PATH_PROG(LDCONFIG, ldconfig, true, /sbin:/usr/sbin:$PATH)
  75
  76 dnl Check for lint
  77 AC_CHECK_PROGS(LINT, lclint lint)
  78 if test "$LINT" = "lint"
  79 then
  80   LINTFLAGS="$LINTFLAGS -errchk=%all,no%longptr64 -errhdr=%user -Ncheck=macro -Nlevel=4"
  81   dnl LINTFLAGS='-D_SIZE_T "-Dsize_t=unsigned long" -errchk=longptr64'
  82 fi
  83 AC_SUBST(LINT)
  84 AC_SUBST(LINTFLAGS)
  85
  86 dnl **** Check for some libraries ****
  87
  88 dnl Check for -lm for BeOS
  89 AC_CHECK_LIB(m,sqrt)
  90 dnl Check for -li386 for NetBSD and OpenBSD
  91 AC_CHECK_LIB(i386,i386_set_ldt)
  92 dnl Check for -lossaudio for NetBSD
  93 AC_CHECK_LIB(ossaudio,_oss_ioctl)
  94 dnl Check for -lw for Solaris
  95 AC_CHECK_LIB(w,iswalnum)
  96 dnl Check for -lnsl for Solaris
  97 AC_CHECK_FUNCS(gethostbyname,, AC_CHECK_LIB(nsl, gethostbyname, X_EXTRA_LIBS="$X_EXTRA_LIBS -lnsl", AC_CHECK_LIB(socket, gethostbyname, X_EXTRA_LIBS="$X_EXTRA_LIBS -lnsl", , -lnsl), -lsocket))
  98 dnl Check for -lsocket for Solaris
  99 AC_CHECK_FUNCS(connect,,AC_CHECK_LIB(socket,connect))
 100 dnl Check for -lxpg4 for FreeBSD
 101 AC_CHECK_LIB(xpg4,setrunelocale)
 102 dnl Check for -lmmap for OS/2
 103 AC_CHECK_LIB(mmap,mmap)
 104 dnl Check for openpty
 105 AC_CHECK_FUNCS(openpty,,
 106         AC_CHECK_LIB(util,openpty,
 107                 AC_DEFINE(HAVE_OPENPTY)
 108                 LIBS="$LIBS -lutil"
 109         ))
 110
 111 AC_CHECK_HEADERS(dlfcn.h,
 112         AC_CHECK_FUNCS(dlopen,
 113                 AC_DEFINE(HAVE_DL_API),
 114                 AC_CHECK_LIB(dl,dlopen,
 115                         AC_DEFINE(HAVE_DL_API)
 116                         LIBS="$LIBS -ldl",
 117                         LIBEXT="a"
 118                 )
 119         ),
 120         LIBEXT="a"
 121 )
 122 AC_SUBST(XLIB)
 123 AC_SUBST(X_DLLS)
 124 X_DLLS=""
 125 AC_SUBST(XFILES)
 126 XFILES=""
 127 AC_SUBST(OPENGLFILES)
 128 OPENGLFILES=""
 129 AC_SUBST(OPENGL32_DLL)
 130 OPENGL32_DLL=""
 131 AC_SUBST(DGA_SRCS)
 132 DGA_SRCS=""
 133 AC_SUBST(DGA2_SRCS)
 134 DGA2_SRCS=""
 135 AC_SUBST(MESA_SRCS)
 136 MESA_SRCS=""
 137 if test "$have_x" = "yes"
 138 then
 139     XLIB="-lXext -lX11"
 140     ac_save_CPPFLAGS="$CPPFLAGS"
 141     CPPFLAGS="$CPPFLAGS $X_CFLAGS"
 142
 143     dnl *** Check for -lXpm
 144     AC_CHECK_HEADERS(X11/xpm.h,
 145       [ dnl *** If X11/xpm.h exists...
 146         AC_CHECK_LIB(Xpm, XpmCreatePixmapFromData,
 147           [ AC_DEFINE(HAVE_LIBXXPM) X_PRE_LIBS="$X_PRE_LIBS -lXpm"],,
 148           $X_LIBS -lXext -lX11 $X_EXTRA_LIBS
 149         )
 150       ],
 151       [ dnl *** If X11/xpm.h does not exist...
 152         dnl NOTE: autoconf does not allow commas inside the third
 153         dnl       parameter to AC_CHECK_HEADERS, due to some quoting
 154         dnl       magic it does.
 155         echo "Redhat            :       xpm xpm-devel"
 156         echo "Caldera OpenLinux :       xpm xpm-devel xpm-devel-static"
 157         echo "SuSE              :       xpm"
 158         echo "Debian/Corel Linux:       xpm4g xpm4g-dev"
 159         echo
 160         echo "Or get the sources from ftp.x.org and all its mirror sites from "
 161         echo "the directory /contrib/libraries."
 162         echo
 163         exit 1
 164       ]
 165     )
 166
 167     dnl *** All three of the following tests require X11/Xlib.h
 168     AC_CHECK_HEADERS(X11/Xlib.h,
 169       [
 170         dnl *** Check for X Shm extension
 171         AC_CHECK_HEADERS(X11/extensions/XShm.h,
 172             [ dnl *** If X11/extensions/XShm.h exists...
 173               AC_CHECK_LIB(Xext, XShmQueryExtension,
 174               AC_DEFINE(HAVE_LIBXXSHM),,
 175               $X_LIBS -lXext -lX11 $X_EXTRA_LIBS)
 176             ],
 177             AC_MSG_WARN([Xshm extension not found!!])
 178         )
 179
 180         dnl *** Check for X shape extension
 181         AC_CHECK_HEADERS(X11/Xlib.h X11/extensions/shape.h,
 182             [ dnl *** If X11/extensions/shape.h exists...
 183               AC_CHECK_LIB(Xext,XShapeQueryExtension,
 184               AC_DEFINE(HAVE_LIBXSHAPE),,
 185               $X_LIBS -lXext -lX11 $X_EXTRA_LIBS)
 186             ],
 187             AC_MSG_WARN([XShape extension found!!])
 188         )
 189
 190         dnl *** Check for XFree86 DGA / DGA 2.0 extension
 191         AC_CHECK_HEADERS(X11/extensions/xf86dga.h,
 192             [ dnl *** If X11/extensions/xf86dga.h exists, check
 193               dnl *** for XDGAQueryExtension()...
 194               AC_CHECK_LIB(Xxf86dga, XDGAQueryExtension,
 195                 [ dnl *** If found...
 196                   AC_DEFINE(HAVE_LIBXXF86DGA2)
 197                   AC_DEFINE(HAVE_LIBXXF86DGA)
 198                   X_PRE_LIBS="$X_PRE_LIBS -lXxf86dga"
 199                   DGA_SRCS='$(DGA_SRCS)'
 200                   DGA2_SRCS='$(DGA2_SRCS)'
 201                ],
 202                 [ dnl *** If not found, look for XF86DGAQueryExtension()
 203                   dnl *** instead (DGA 2.0 not found)...
 204                   AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension,
 205                     [ AC_DEFINE(HAVE_LIBXXF86DGA)
 206                       X_PRE_LIBS="$X_PRE_LIBS -lXxf86dga"
 207                       DGA_SRCS='$(DGA_SRCS)'
 208                     ],,
 209                     $X_LIBS -lXext -lX11 $X_EXTRA_LIBS
 210                   )
 211                 ],
 212                 $X_LIBS -lXext -lX11 $X_EXTRA_LIBS
 213               )
 214             ],
 215             AC_MSG_WARN([DGA extension not found!!])
 216         )
 217
 218         dnl *** Check for XFree86 VMODE extension
 219         AC_CHECK_HEADERS(X11/extensions/xf86vmode.h,
 220             [ dnl *** If X11/extensions/xf86vmode.h exists...
 221                 AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension,
 222                   [ AC_DEFINE(HAVE_LIBXXF86VM)
 223                      X_PRE_LIBS="$X_PRE_LIBS -lXxf86vm"
 224                   ],,
 225                   $X_LIBS -lXext -lX11 $X_EXTRA_LIBS
 226                 )
 227             ],
 228             AC_MSG_WARN([XFree86 VMODE extension not found!!])
 229         )
 230       ]
 231     ) dnl *** End of X11/Xlib.h check
 232
 233     dnl Check for the presence of OpenGL
 234     if test $OPENGL = "yes" -o $OPENGL = "normal"
 235     then
 236         AC_CHECK_HEADERS(GL/gl.h GL/glx.h GL/glext.h)
 237         if test "$ac_cv_header_GL_gl_h" = "yes" -a "$ac_cv_header_GL_glx_h" = "yes" -a "$ac_cv_header_GL_glext_h" = "yes"
 238         then
 239             dnl Check for some problems due to old Mesa versions
 240             AC_CACHE_CHECK("for up-to-date OpenGL version", wine_cv_opengl_version_OK,
 241               AC_TRY_COMPILE(
 242                 [#include <GL/gl.h>],
 243                 [GLenum test = GL_UNSIGNED_SHORT_5_6_5;],
 244                 [wine_cv_opengl_version_OK="yes"],
 245                 [wine_cv_opengl_version_OK="no"]
 246               )
 247             )
 248
 249             dnl Check for the thread-safety of the OpenGL library
 250             AC_CACHE_CHECK("for thread-safe OpenGL version",
 251                            wine_cv_opengl_version_threadsafe,
 252               [saved_libs=$LIBS
 253                LIBS="$X_LIBS -lGL"
 254                AC_TRY_LINK([],[pthread_getspecific();],
 255                               [wine_cv_opengl_version_threadsafe="yes"],
 256                               [wine_cv_opengl_version_threadsafe="no"])
 257                LIBS=$saved_libs]
 258             )
 259
 260             if test "$wine_cv_opengl_version_OK" = "yes" -a \( "$wine_cv_opengl_version_threadsafe" = "no" -o $OPENGL = "yes" \)
 261             then
 262                 dnl Check for the presense of the library
 263                 AC_CHECK_LIB(GL,glXCreateContext,
 264                              X_PRE_LIBS="$X_PRE_LIBS -lGL"
 265                              MESA_SRCS='$(MESA_SRCS)'
 266                              ,,
 267                              $X_LIBS -lXext -lX11 -lm $X_EXTRA_LIBS)
 268
 269                 if test $ac_cv_lib_GL_glXCreateContext = "yes"
 270                 then
 271                         AC_CHECK_LIB(GL,glXGetProcAddressARB,AC_DEFINE(HAVE_GLX_GETPROCADDRESS),,$X_LIBS -lXext -lX11 -lm $X_EXTRA_LIBS)
 272
 273                         if test $ac_cv_lib_GL_glXGetProcAddressARB = "yes"
 274                         then
 275                                AC_CACHE_CHECK("for OpenGL extension functions prototypes", wine_cv_extension_prototypes,
 276                                   AC_TRY_COMPILE([#include <GL/gl.h>
 277                                                   #include <GL/glext.h>],
 278                                                  [PFNGLCOLORTABLEEXTPROC test_proc;],
 279                                                  [wine_cv_extension_prototypes="yes"],
 280                                                  [wine_cv_extension_prototypes="no"]
 281                                   )
 282                                 )
 283                                 if test $wine_cv_extension_prototypes = "yes"
 284                                 then
 285                                         AC_DEFINE(HAVE_GLEXT_PROTOTYPES)
 286                                 fi
 287
 288                                 AC_DEFINE(HAVE_OPENGL)
 289                                 OPENGL32_DLL=opengl32
 290                                 OPENGLFILES='$(OPENGLFILES)'
 291                         fi
 292                 fi
 293              fi
 294          fi
 295     fi
 296
 297     CPPFLAGS="$ac_save_CPPFLAGS"
 298     X_DLLS='$(X_DLLS)'
 299     XFILES='$(XFILES)'
 300 else
 301     XLIB=""
 302     X_CFLAGS=""
 303     X_LIBS=""
 304 fi
 305
 306 dnl **** Check which curses lib to use ***
 307 if test "$CURSES" = "yes"
 308 then
 309     AC_CHECK_HEADERS(ncurses.h)
 310     if test "$ac_cv_header_ncurses_h" = "yes"
 311     then
 312         AC_CHECK_LIB(ncurses,waddch)
 313     fi
 314     if test "$ac_cv_lib_ncurses_waddch" = "yes"
 315     then
 316         AC_CHECK_LIB(ncurses,resizeterm,AC_DEFINE(HAVE_RESIZETERM))
 317         AC_CHECK_LIB(ncurses,getbkgd,AC_DEFINE(HAVE_GETBKGD))
 318     else
 319         AC_CHECK_HEADERS(curses.h)
 320         if test "$ac_cv_header_curses_h" = "yes"
 321         then
 322             AC_CHECK_LIB(curses,waddch)
 323             if test "$ac_cv_lib_curses_waddch" = "yes"
 324             then
 325                 AC_CHECK_LIB(curses,resizeterm,AC_DEFINE(HAVE_RESIZETERM))
 326                 AC_CHECK_LIB(curses,getbkgd,AC_DEFINE(HAVE_GETBKGD))
 327             fi
 328         fi
 329     fi
 330 fi
 331
 332 dnl **** Check for IPX (currently Linux only) ****
 333 AC_CACHE_CHECK("for GNU style IPX support", ac_cv_c_ipx_gnu,
 334  AC_TRY_COMPILE(
 335    [#include <sys/socket.h>
 336     #include <netipx/ipx.h>],
 337    [((struct sockaddr_ipx *)0)->sipx_family == AF_IPX],
 338    [ac_cv_c_ipx_gnu="yes"],
 339    [ac_cv_c_ipx_gnu="no"])
 340  )
 341 if test "$ac_cv_c_ipx_gnu" = "yes"
 342 then
 343     AC_DEFINE(HAVE_IPX_GNU)
 344 fi
 345
 346 if test "$ac_cv_c_ipx_gnu" = "no"
 347 then
 348  AC_CACHE_CHECK("for linux style IPX support", ac_cv_c_ipx_linux,
 349   AC_TRY_COMPILE(
 350     [#include <sys/socket.h>
 351      #include <asm/types.h>
 352      #include <linux/ipx.h>],
 353     [((struct sockaddr_ipx *)0)->sipx_family == AF_IPX],
 354     [ac_cv_c_ipx_linux="yes"],
 355     [ac_cv_c_ipx_linux="no"])
 356   )
 357   if test "$ac_cv_c_ipx_linux" = "yes"
 358   then
 359       AC_DEFINE(HAVE_IPX_LINUX)
 360   fi
 361 fi
 362
 363 dnl **** Check for Open Sound System ****
 364 AC_CHECK_HEADERS(sys/soundcard.h machine/soundcard.h soundcard.h, break)
 365
 366 AC_CACHE_CHECK("for Open Sound System",
 367         ac_cv_c_opensoundsystem,
 368         AC_TRY_COMPILE([
 369         #if defined(HAVE_SYS_SOUNDCARD_H)
 370                 #include <sys/soundcard.h>
 371         #elif defined(HAVE_MACHINE_SOUNDCARD_H)
 372                 #include <machine/soundcard.h>
 373         #elif defined(HAVE_SOUNDCARD_H)
 374                 #include <soundcard.h>
 375         #endif
 376         ],[
 377
 378 /* check for one of the Open Sound System specific SNDCTL_ defines */
 379 #if !defined(SNDCTL_DSP_STEREO)
 380 #error No open sound system
 381 #endif
 382 ],ac_cv_c_opensoundsystem="yes",ac_cv_c_opensoundsystem="no"))
 383
 384 if test "$ac_cv_c_opensoundsystem" = "yes"
 385 then
 386     AC_DEFINE(HAVE_OSS)
 387 fi
 388
 389 AC_CACHE_CHECK("for Open Sound System/MIDI interface",
 390         ac_cv_c_opensoundsystem_midi,
 391         AC_TRY_COMPILE([
 392         #if defined(HAVE_SYS_SOUNDCARD_H)
 393                 #include <sys/soundcard.h>
 394         #elif defined(HAVE_MACHINE_SOUNDCARD_H)
 395                 #include <machine/soundcard.h>
 396         #elif defined(HAVE_SOUNDCARD_H)
 397                 #include <soundcard.h>
 398         #endif
 399         ],[
 400
 401 /* check for one of the Open Sound System specific SNDCTL_SEQ defines */
 402 #if !defined(SNDCTL_SEQ_SYNC)
 403 #error No open sound system MIDI interface
 404 #endif
 405 ],ac_cv_c_opensoundsystem_midi="yes",ac_cv_c_opensoundsystem_midi="no"))
 406
 407 if test "$ac_cv_c_opensoundsystem_midi" = "yes"
 408 then
 409     AC_DEFINE(HAVE_OSS_MIDI)
 410 fi
 411
 412 dnl **** If ln -s doesn't work, use cp instead ****
 413 if test "$ac_cv_prog_LN_S" = "ln -s"; then : ; else LN_S=cp ; fi
 414
 415 dnl **** Check for gcc strength-reduce bug ****
 416
 417 if test "x${GCC}" = "xyes"
 418 then
 419   CFLAGS="$CFLAGS -Wall"
 420   AC_CACHE_CHECK( "for gcc strength-reduce bug", ac_cv_c_gcc_strength_bug,
 421                   AC_TRY_RUN([
 422 int main(void) {
 423   static int Array[[3]];
 424   unsigned int B = 3;
 425   int i;
 426   for(i=0; i<B; i++) Array[[i]] = i - 3;
 427   exit( Array[[1]] != -2 );
 428 }],
 429     ac_cv_c_gcc_strength_bug="no",
 430     ac_cv_c_gcc_strength_bug="yes",
 431     ac_cv_c_gcc_strength_bug="yes") )
 432   if test "$ac_cv_c_gcc_strength_bug" = "yes"
 433   then
 434     CFLAGS="$CFLAGS -fno-strength-reduce"
 435   fi
 436 fi
 437
 438 dnl **** Check for underscore on external symbols ****
 439
 440 AC_CACHE_CHECK("whether external symbols need an underscore prefix",
 441                ac_cv_c_extern_prefix,
 442 [saved_libs=$LIBS
 443 LIBS="conftest_asm.s $LIBS"
 444 cat > conftest_asm.s <<EOF
 445         .globl _ac_test
 446 _ac_test:
 447         .long 0
 448 EOF
 449 AC_TRY_LINK([extern int ac_test;],[if (ac_test) return 1],
 450             ac_cv_c_extern_prefix="yes",ac_cv_c_extern_prefix="no")
 451 LIBS=$saved_libs])
 452 if test "$ac_cv_c_extern_prefix" = "yes"
 453 then
 454   AC_DEFINE(NEED_UNDERSCORE_PREFIX)
 455 fi
 456
 457 dnl **** Check for .string in assembler ****
 458
 459 AC_CACHE_CHECK("whether assembler accepts .string",
 460                ac_cv_c_asm_string,
 461 [saved_libs=$LIBS
 462 LIBS="conftest_asm.s $LIBS"
 463 cat > conftest_asm.s <<EOF
 464         .string "test"
 465 EOF
 466 AC_TRY_LINK(,,ac_cv_c_asm_string="yes",ac_cv_c_asm_string="no")
 467 LIBS=$saved_libs])
 468 if test "$ac_cv_c_asm_string" = "yes"
 469 then
 470   AC_DEFINE(HAVE_ASM_STRING)
 471 fi
 472
 473 dnl **** Check for working dll ****
 474
 475 LDSHARED=""
 476 if test "$LIBEXT" = "so"
 477 then
 478   AC_CACHE_CHECK("whether we can build a Linux dll",
 479                  ac_cv_c_dll_linux,
 480   [saved_cflags=$CFLAGS
 481   CFLAGS="$CFLAGS -fPIC -shared -Wl,-soname,conftest.so.1.0"
 482   AC_TRY_LINK(,[return 1],ac_cv_c_dll_linux="yes",ac_cv_c_dll_linux="no")
 483   CFLAGS=$saved_cflags
 484   ])
 485   if test "$ac_cv_c_dll_linux" = "yes"
 486   then
 487     LDSHARED="\$(CC) -shared -Wl,-soname,\$(SONAME),-rpath,\$(libdir)"
 488   else
 489     AC_CACHE_CHECK(whether we can build a UnixWare (Solaris) dll,
 490                  ac_cv_c_dll_unixware,
 491     [saved_cflags=$CFLAGS
 492     CFLAGS="$CFLAGS -fPIC -Wl,-G,-h,conftest.so.1.0"
 493     AC_TRY_LINK(,[return 1],ac_cv_c_dll_unixware="yes",ac_cv_c_dll_unixware="no")
 494     CFLAGS=$saved_cflags
 495     ])
 496     if test "$ac_cv_c_dll_unixware" = "yes"
 497     then
 498       LDSHARED="\$(CC) -Wl,-G,-h,\$(libdir)/\$(SONAME)"
 499     else
 500       AC_CACHE_CHECK("whether we can build a NetBSD dll",
 501                    ac_cv_c_dll_netbsd,
 502       [saved_cflags=$CFLAGS
 503       CFLAGS="$CFLAGS -fPIC -Bshareable -Bforcearchive"
 504       AC_TRY_LINK(,[return 1],ac_cv_c_dll_netbsd="yes",ac_cv_c_dll_netbsd="no")
 505       CFLAGS=$saved_cflags
 506       ])
 507       if test "$ac_cv_c_dll_netbsd" = "yes"
 508       then
 509         LDSHARED="ld -Bshareable -Bforcearchive"
 510       fi
 511     fi
 512   fi
 513   if test "$ac_cv_c_dll_linux" = "no" -a "$ac_cv_c_dll_unixware" = "no" -a "$ac_cv_c_dll_netbsd" = "no"
 514   then
 515     LIBEXT="a"
 516   fi
 517 fi
 518
 519 DLLFLAGS=""
 520
 521 if test "$LIBEXT" = "so"; then
 522     DLLFLAGS="-fPIC"
 523     DLL_LINK="-L\$(DLLDIR) \$(IMPORTS:%=-l%) -L\$(TOPOBJDIR) -lwine -lwine_unicode"
 524 else
 525     DLL_LINK="-L\$(DLLDIR) \$(DLLS:%=-l%) -L\$(TOPOBJDIR) -lwine -lwine_unicode \$(X_LIBS) \$(XLIB)"
 526     AC_CACHE_CHECK([whether the linker supports --[[no]]-whole-archive (Linux)],
 527                    ac_cv_c_whole_archive,
 528             [saved_cflags=$CFLAGS
 529             CFLAGS="$CFLAGS -Wl,--whole-archive -Wl,--no-whole-archive"
 530             AC_TRY_LINK(,[return 1],ac_cv_c_whole_archive="yes",ac_cv_c_whole_archive="no")
 531             CFLAGS=$saved_cflags
 532             ])
 533     if test "$ac_cv_c_whole_archive" = "yes"
 534     then
 535         DLL_LINK="-Wl,--whole-archive $DLL_LINK -Wl,--no-whole-archive"
 536     else
 537         AC_CACHE_CHECK([whether the linker supports -z {all,default}extract (Linux)],
 538                        ac_cv_c_allextract,
 539                 [saved_cflags=$CFLAGS
 540                 CFLAGS="$CFLAGS -Wl,-z,allextract -Wl,-z,defaultextract"
 541                 AC_TRY_LINK(,[return 1],ac_cv_c_allextract="yes",ac_cv_c_allextract="no")
 542                 CFLAGS=$saved_cflags
 543                 ])
 544         if test "$ac_cv_c_allextract" = "yes"
 545         then
 546             DLL_LINK="-Wl,-z,allextract $DLL_LINK -Wl,-z,defaultextract"
 547         fi
 548     fi
 549 fi
 550
 551 AC_SUBST(DLL_LINK)
 552 AC_SUBST(DLLFLAGS)
 553 AC_SUBST(LDSHARED)
 554 AC_SUBST(LIBEXT)
 555
 556 dnl **** Check for reentrant libc ****
 557 dnl
 558 dnl For cross-compiling we blindly assume that libc is reentrant. This is
 559 dnl ok since non-reentrant libc is quite rare (mostly old libc5 versions).
 560
 561 wine_cv_libc_reentrant=no
 562 dnl
 563 dnl Linux style errno location
 564 dnl
 565 AC_CACHE_CHECK("for reentrant libc: __errno_location", wine_cv_libc_r__errno_location,
 566   [AC_TRY_RUN([int myerrno = 0;
 567 char buf[256];
 568 int *__errno_location(){return &myerrno;}
 569 main(){connect(0,buf,255); exit(!myerrno);}],
 570   wine_cv_libc_r__errno_location=yes, wine_cv_libc_r__errno_location=no,
 571   wine_cv_libc_r__errno_location=yes )
 572 ])
 573 if test "$wine_cv_libc_r__errno_location" = "yes"
 574 then
 575     AC_DEFINE(HAVE__ERRNO_LOCATION)
 576     wine_cv_libc_reentrant=__errno_location
 577 fi
 578 dnl
 579 dnl FreeBSD style errno location
 580 dnl
 581 AC_CACHE_CHECK("for reentrant libc: __error", wine_cv_libc_r__error,
 582   [AC_TRY_RUN([int myerrno = 0;
 583 char buf[256];
 584 int *__error(){return &myerrno;}
 585 main(){connect(0,buf,255); exit(!myerrno);}],
 586     wine_cv_libc_r__error=yes, wine_cv_libc_r__error=no,
 587     wine_cv_libc_r__error=yes )
 588 ])
 589 if test "$wine_cv_libc_r__error" = "yes"
 590 then
 591     AC_DEFINE(HAVE__ERROR)
 592     wine_cv_libc_reentrant=__error
 593 fi
 594 dnl
 595 dnl Solaris style errno location
 596 dnl
 597 AC_CACHE_CHECK("for reentrant libc: ___errno", wine_cv_libc_r___errno,
 598   [AC_TRY_RUN([int myerrno = 0;
 599 char buf[256];
 600 int *___errno(){return &myerrno;}
 601 main(){connect(0,buf,255); exit(!myerrno);}],
 602     wine_cv_libc_r___errno=yes, wine_cv_libc_r___errno=no,
 603     wine_cv_libc_r___errno=yes )
 604 ])
 605 if test "$wine_cv_libc_r___errno" = "yes"
 606 then
 607     AC_DEFINE(HAVE___ERRNO)
 608     wine_cv_libc_reentrant=___errno
 609 fi
 610 dnl
 611 dnl UnixWare style errno location
 612 dnl
 613 AC_CACHE_CHECK("for reentrant libc: __thr_errno", wine_cv_libc_r__thr_errno,
 614   [AC_TRY_RUN([int myerrno = 0;
 615 char buf[256];
 616 int *__thr_errno(){return &myerrno;}
 617 main(){connect(0,buf,255); exit(!myerrno);}],
 618     wine_cv_libc_r__thr_errno=yes, wine_cv_libc_r__thr_errno=no,
 619     wine_cv_libc_r__thr_errno=yes )
 620 ])
 621 if test "$wine_cv_libc_r__thr_errno" = "yes"
 622 then
 623     AC_DEFINE(HAVE__THR_ERRNO)
 624     wine_cv_libc_reentrant=__thr_errno
 625 fi
 626 if test "$wine_cv_libc_reentrant" = "no"
 627 then
 628   AC_DEFINE(NO_REENTRANT_LIBC)
 629 fi
 630
 631 dnl **** Check for reentrant X libraries ****
 632 dnl
 633 dnl This may fail to determine whether X libraries are reentrant if
 634 dnl AC_PATH_XTRA does not set x_libraries. In this case manual configuration
 635 dnl is possible with the --without-reentrant-x option.
 636
 637 if test "$have_x" = "yes" -a "$wine_cv_libc_reentrant" != "no"
 638 then
 639 AC_CACHE_CHECK( "for reentrant X libraries", wine_cv_x_reentrant,
 640   [ if test "x$with_reentrant_x" = "xno"
 641     then
 642         wine_cv_x_reentrant=no
 643     else
 644         libX11_check=none
 645         for dir in "$x_libraries" /usr/lib /usr/local/lib /lib; do
 646             if test -r $dir/libX11.so; then
 647                 libX11_check="-D $dir/libX11.so"
 648                 break 1
 649             fi
 650             if test -r $dir/libX11.a; then
 651                 libX11_check="$dir/libX11.a"
 652                 break 1
 653             fi
 654         done
 655         if test "$libX11_check" != "none"; then
 656             if nm $libX11_check | grep $wine_cv_libc_reentrant >/dev/null 2>&1
 657             then
 658                 wine_cv_x_reentrant=yes
 659             else
 660                 wine_cv_x_reentrant=no
 661             fi
 662         else
 663             wine_cv_x_reentrant=unknown
 664         fi
 665     fi ] )
 666 else
 667     wine_cv_x_reentrant=no
 668 fi
 669 if test "$wine_cv_x_reentrant" = "no"
 670 then
 671   AC_DEFINE(NO_REENTRANT_X11)
 672 fi
 673
 674 dnl **** Check for endianness ****
 675
 676 AC_C_BIGENDIAN
 677
 678 dnl **** Check for functions ****
 679
 680 AC_FUNC_ALLOCA()
 681 AC_CHECK_FUNCS(\
 682         __libc_fork \
 683         _lwp_create \
 684         clone \
 685         getnetbyaddr \
 686         getnetbyname \
 687         getpagesize \
 688         getprotobyname \
 689         getprotobynumber \
 690         getservbyport \
 691         getsockopt \
 692         inet_network \
 693         memmove \
 694         rfork \
 695         select \
 696         sendmsg \
 697         settimeofday \
 698         sigaltstack \
 699         statfs \
 700         strcasecmp \
 701         strerror \
 702         strncasecmp \
 703         tcgetattr \
 704         timegm \
 705         usleep \
 706         vfscanf \
 707         wait4 \
 708         waitpid \
 709 )
 710
 711 dnl **** Check for header files ****
 712
 713 AC_CHECK_HEADERS(\
 714         a.out.h \
 715         a_out.h \
 716         arpa/inet.h \
 717         arpa/nameser.h \
 718         elf.h \
 719         float.h \
 720         libio.h \
 721         libutil.h \
 722         link.h \
 723         linux/cdrom.h \
 724         linux/joystick.h \
 725         linux/ucdrom.h \
 726         net/if.h \
 727         netinet/in.h \
 728         netinet/tcp.h \
 729         pty.h \
 730         resolv.h \
 731         sched.h \
 732         socket.h \
 733         strings.h \
 734         sys/cdio.h \
 735         sys/errno.h \
 736         sys/file.h \
 737         sys/filio.h \
 738         sys/ipc.h \
 739         sys/lwp.h \
 740         sys/mman.h \
 741         sys/modem.h \
 742         sys/mount.h \
 743         sys/msg.h \
 744         sys/param.h \
 745         sys/reg.h \
 746         sys/signal.h \
 747         sys/shm.h \
 748         sys/socket.h \
 749         sys/sockio.h \
 750         sys/statfs.h \
 751         sys/strtio.h \
 752         sys/syscall.h \
 753         sys/wait.h \
 754         sys/v86.h \
 755         sys/v86intr.h \
 756         sys/vfs.h \
 757         sys/vm86.h \
 758         syscall.h \
 759         ucontext.h \
 760         wctype.h \
 761 )
 762 AC_HEADER_STAT()
 763
 764 dnl **** Check for types ****
 765
 766 AC_C_CONST()
 767 AC_C_INLINE()
 768 AC_TYPE_SIZE_T()
 769 AC_CHECK_SIZEOF(long long,0)
 770
 771 if test "$ac_cv_header_linux_joystick_h" = "yes"
 772 then
 773    AC_CACHE_CHECK("whether linux/joystick.h uses the Linux 2.2+ API",
 774         wine_cv_linux_joystick_22_api,
 775         AC_TRY_COMPILE([
 776         #include <sys/ioctl.h>
 777         #include <linux/joystick.h>
 778
 779         struct js_event blub;
 780         #if !defined(JS_EVENT_AXIS) || !defined(JS_EVENT_BUTTON)
 781         #error "no 2.2 header"
 782         #endif
 783         ],/*empty*/,
 784         wine_cv_linux_joystick_22_api=yes,
 785         wine_cv_linux_joystick_22_api=no,
 786         wine_cv_linux_joystick_22_api=no
 787         )
 788    )
 789    if test "$wine_cv_linux_joystick_22_api" = "yes"
 790    then
 791       AC_DEFINE(HAVE_LINUX_22_JOYSTICK_API)
 792    fi
 793 fi
 794
 795 dnl **** statfs checks ****
 796
 797 if test "$ac_cv_header_sys_vfs_h" = "yes"
 798 then
 799     AC_CACHE_CHECK( "whether sys/vfs.h defines statfs",
 800                     wine_cv_sys_vfs_has_statfs,
 801         AC_TRY_COMPILE([
 802         #include <sys/types.h>
 803         #ifdef HAVE_SYS_PARAM_H
 804         # include <sys/param.h>
 805         #endif
 806         #include <sys/vfs.h>
 807         ],[
 808                 struct statfs stfs;
 809
 810                 memset(&stfs,0,sizeof(stfs));
 811         ],wine_cv_sys_vfs_has_statfs=yes,wine_cv_sys_vfs_has_statfs=no
 812         )
 813     )
 814     if test "$wine_cv_sys_vfs_has_statfs" = "yes"
 815     then
 816       AC_DEFINE(STATFS_DEFINED_BY_SYS_VFS)
 817     fi
 818 fi
 819
 820 if test "$ac_cv_header_sys_statfs_h" = "yes"
 821 then
 822     AC_CACHE_CHECK( "whether sys/statfs.h defines statfs",
 823                     wine_cv_sys_statfs_has_statfs,
 824         AC_TRY_COMPILE([
 825         #include <sys/types.h>
 826         #ifdef HAVE_SYS_PARAM_H
 827         # include <sys/param.h>
 828         #endif
 829         #include <sys/statfs.h>
 830         ],[
 831                 struct statfs stfs;
 832         ],wine_cv_sys_statfs_has_statfs=yes,wine_cv_sys_statfs_has_statfs=no
 833         )
 834     )
 835     if test "$wine_cv_sys_statfs_has_statfs" = "yes"
 836     then
 837       AC_DEFINE(STATFS_DEFINED_BY_SYS_STATFS)
 838     fi
 839 fi
 840
 841 if test "$ac_cv_header_sys_mount_h" = "yes"
 842 then
 843     AC_CACHE_CHECK( "whether sys/mount.h defines statfs",
 844                     wine_cv_sys_mount_has_statfs,
 845         AC_TRY_COMPILE([
 846         #include <sys/types.h>
 847         #ifdef HAVE_SYS_PARAM_H
 848         # include <sys/param.h>
 849         #endif
 850         #include <sys/mount.h>
 851         ],[
 852                 struct statfs stfs;
 853         ],wine_cv_sys_mount_has_statfs=yes,wine_cv_sys_mount_has_statfs=no
 854         )
 855     )
 856     if test "$wine_cv_sys_mount_has_statfs" = "yes"
 857     then
 858       AC_DEFINE(STATFS_DEFINED_BY_SYS_MOUNT)
 859     fi
 860 fi
 861
 862 dnl **** FIXME: what about mixed cases, where we need two of them? ***
 863
 864 AC_CACHE_CHECK( "for statfs.f_bfree", wine_cv_statfs_bfree,
 865   [ if test "x$statfs_bfree" = "xno"
 866     then
 867         wine_cv_statfs_bfree=no
 868     else
 869         AC_TRY_COMPILE([
 870         #include <sys/types.h>
 871         #ifdef HAVE_SYS_PARAM_H
 872         # include <sys/param.h>
 873         #endif
 874         #ifdef STATFS_DEFINED_BY_SYS_MOUNT
 875         # include <sys/mount.h>
 876         #else
 877         # ifdef STATFS_DEFINED_BY_SYS_VFS
 878         #  include <sys/vfs.h>
 879         # else
 880         #  ifdef STATFS_DEFINED_BY_SYS_STATFS
 881         #   include <sys/statfs.h>
 882         #  endif
 883         # endif
 884         #endif
 885         ],[
 886                 struct statfs stfs;
 887
 888                 stfs.f_bfree++;
 889         ],wine_cv_statfs_bfree=yes,wine_cv_statfs_bfree=no
 890         )
 891     fi ] )
 892 if test "$wine_cv_statfs_bfree" = "yes"
 893 then
 894   AC_DEFINE(STATFS_HAS_BFREE)
 895 fi
 896
 897 AC_CACHE_CHECK( "for statfs.f_bavail", wine_cv_statfs_bavail,
 898   [ if test "x$statfs_bavail" = "xno"
 899     then
 900         wine_cv_statfs_bavail=no
 901     else
 902         AC_TRY_COMPILE([
 903         #include <sys/types.h>
 904         #ifdef HAVE_SYS_PARAM_H
 905         # include <sys/param.h>
 906         #endif
 907         #ifdef STATFS_DEFINED_BY_SYS_MOUNT
 908         # include <sys/mount.h>
 909         #else
 910         # ifdef STATFS_DEFINED_BY_SYS_VFS
 911         #  include <sys/vfs.h>
 912         # else
 913         #  ifdef STATFS_DEFINED_BY_SYS_STATFS
 914         #   include <sys/statfs.h>
 915         #  endif
 916         # endif
 917         #endif
 918         ],[
 919                 struct statfs stfs;
 920
 921                 stfs.f_bavail++;
 922         ],wine_cv_statfs_bavail=yes,wine_cv_statfs_bavail=no
 923         )
 924     fi ] )
 925 if test "$wine_cv_statfs_bavail" = "yes"
 926 then
 927   AC_DEFINE(STATFS_HAS_BAVAIL)
 928 fi
 929
 930 dnl *** check for file descriptor passing with msg_accrights
 931
 932 AC_CACHE_CHECK("for msg_accrights in struct msghdr", ac_cv_c_msg_accrights,
 933  AC_TRY_COMPILE([#include <sys/types.h>
 934 #include <sys/socket.h>],[struct msghdr hdr; hdr.msg_accrights=0],
 935                 ac_cv_c_msg_accrights="yes", ac_cv_c_msg_accrights="no"))
 936 if test "$ac_cv_c_msg_accrights" = "yes"
 937 then
 938     AC_DEFINE(HAVE_MSGHDR_ACCRIGHTS)
 939 fi
 940
 941 dnl *** Check for the sun_len member in struct sockaddr_un
 942
 943 AC_CACHE_CHECK("for sun_len in struct sockaddr_un", ac_cv_c_sun_len,
 944  AC_TRY_COMPILE([#include <sys/types.h>
 945 #include <sys/socket.h>
 946 #include <sys/un.h>], [static struct sockaddr_un addr; addr.sun_len = 1],
 947                 ac_cv_c_sun_len="yes", ac_cv_c_sun_len="no"))
 948 if test "$ac_cv_c_sun_len" = "yes"
 949 then
 950     AC_DEFINE(HAVE_SOCKADDR_SUN_LEN)
 951 fi
 952
 953 dnl *** check for the need to define __i386__
 954
 955 AC_CACHE_CHECK("whether we need to define __i386__",ac_cv_cpp_def_i386,
 956  AC_EGREP_CPP(yes,[#if (defined(i386) || defined(__i386)) && !defined(__i386__)
 957 yes
 958 #endif],
 959  ac_cv_cpp_def_i386="yes", ac_cv_cpp_def_i386="no"))
 960 if test "$ac_cv_cpp_def_i386" = "yes"
 961 then
 962     CFLAGS="$CFLAGS -D__i386__"
 963     LINTFLAGS="$LINTFLAGS -D__i386__"
 964 fi
 965
 966 dnl $GCC is set by autoconf
 967 GCC_NO_BUILTIN=""
 968 if test "$GCC" = "yes"
 969 then
 970     GCC_NO_BUILTIN="-fno-builtin"
 971 fi
 972 AC_SUBST(GCC_NO_BUILTIN)
 973
 974 dnl **** Generate output files ****
 975
 976 AC_OUTPUT_COMMANDS([
 977 extra_subdirs="\
 978 dlls/ddraw/d3ddevice \
 979 dlls/ddraw/dclipper \
 980 dlls/ddraw/ddraw \
 981 dlls/ddraw/direct3d \
 982 dlls/ddraw/dpalette \
 983 dlls/ddraw/dsurface \
 984 dlls/kernel/messages \
 985 "
 986 for i in $extra_subdirs; do [ -d $i ] || (echo "creating $i" && mkdir $i); done ])
 987
 988 MAKE_RULES=Make.rules
 989 AC_SUBST_FILE(MAKE_RULES)
 990
 991 MAKE_DLL_RULES=dlls/Makedll.rules
 992 AC_SUBST_FILE(MAKE_DLL_RULES)
 993
 994 AC_OUTPUT([
 995 Make.rules
 996 Makefile
 997 console/Makefile
 998 controls/Makefile
 999 debugger/Makefile
1000 dlls/Makedll.rules
1001 dlls/Makefile
1002 dlls/advapi32/Makefile
1003 dlls/avifil32/Makefile
1004 dlls/comctl32/Makefile
1005 dlls/commdlg/Makefile
1006 dlls/crtdll/Makefile
1007 dlls/dciman32/Makefile
1008 dlls/ddraw/Makefile
1009 dlls/dinput/Makefile
1010 dlls/dplay/Makefile
1011 dlls/dplayx/Makefile
1012 dlls/dsound/Makefile
1013 dlls/gdi/Makefile
1014 dlls/icmp/Makefile
1015 dlls/imagehlp/Makefile
1016 dlls/imm32/Makefile
1017 dlls/kernel/Makefile
1018 dlls/lzexpand/Makefile
1019 dlls/mpr/Makefile
1020 dlls/msacm/Makefile
1021 dlls/msnet32/Makefile
1022 dlls/msvideo/Makefile
1023 dlls/ntdll/Makefile
1024 dlls/odbc32/Makefile
1025 dlls/ole32/Makefile
1026 dlls/oleaut32/Makefile
1027 dlls/olecli/Makefile
1028 dlls/oledlg/Makefile
1029 dlls/olepro32/Makefile
1030 dlls/olesvr/Makefile
1031 dlls/opengl32/Makefile
1032 dlls/psapi/Makefile
1033 dlls/rasapi32/Makefile
1034 dlls/richedit/Makefile
1035 dlls/rpcrt4/Makefile
1036 dlls/serialui/Makefile
1037 dlls/setupapi/Makefile
1038 dlls/shell32/Makefile
1039 dlls/shfolder/Makefile
1040 dlls/shlwapi/Makefile
1041 dlls/tapi32/Makefile
1042 dlls/ttydrv/Makefile
1043 dlls/ttydrv/Makefile
1044 dlls/urlmon/Makefile
1045 dlls/user/Makefile
1046 dlls/version/Makefile
1047 dlls/win32s/Makefile
1048 dlls/winaspi/Makefile
1049 dlls/wineps/Makefile
1050 dlls/wininet/Makefile
1051 dlls/winmm/Makefile
1052 dlls/winmm/joystick/Makefile
1053 dlls/winmm/mcianim/Makefile
1054 dlls/winmm/mciavi/Makefile
1055 dlls/winmm/mcicda/Makefile
1056 dlls/winmm/mciseq/Makefile
1057 dlls/winmm/mciwave/Makefile
1058 dlls/winmm/midimap/Makefile
1059 dlls/winmm/wavemap/Makefile
1060 dlls/winmm/wineoss/Makefile
1061 dlls/winsock/Makefile
1062 dlls/winspool/Makefile
1063 dlls/wow32/Makefile
1064 dlls/wsock32/Makefile
1065 dlls/x11drv/Makefile
1066 documentation/Makefile
1067 documentation/wine.conf.man
1068 documentation/wine.man
1069 files/Makefile
1070 graphics/Makefile
1071 graphics/enhmetafiledrv/Makefile
1072 graphics/metafiledrv/Makefile
1073 graphics/ttydrv/Makefile
1074 graphics/win16drv/Makefile
1075 graphics/x11drv/Makefile
1076 if1632/Makefile
1077 include/Makefile
1078 library/Makefile
1079 libtest/Makefile
1080 loader/Makefile
1081 loader/ne/Makefile
1082 loader/dos/Makefile
1083 memory/Makefile
1084 misc/Makefile
1085 miscemu/Makefile
1086 msdos/Makefile
1087 objects/Makefile
1088 ole/Makefile
1089 programs/Makefile
1090 programs/clock/Makefile
1091 programs/cmdlgtst/Makefile
1092 programs/control/Makefile
1093 programs/avitools/Makefile
1094 programs/osversioncheck/Makefile
1095 programs/notepad/Makefile
1096 programs/progman/Makefile
1097 programs/regtest/Makefile
1098 programs/regapi/Makefile
1099 programs/view/Makefile
1100 programs/wcmd/Makefile
1101 programs/winemine/Makefile
1102 programs/winhelp/Makefile
1103 programs/winver/Makefile
1104 relay32/Makefile
1105 resources/Makefile
1106 scheduler/Makefile
1107 server/Makefile
1108 tools/Makefile
1109 tools/cvdump/Makefile
1110 tools/winebuild/Makefile
1111 tools/wrc/Makefile
1112 tools/wmc/Makefile
1113 tsx11/Makefile
1114 unicode/Makefile
1115 win32/Makefile
1116 windows/Makefile
1117 windows/ttydrv/Makefile
1118 windows/x11drv/Makefile ])
1119
1120 if test "$have_x" = "no"
1121 then
1122   echo
1123   echo "*** Warning: X development files not found. Wine will be built without"
1124   echo "*** X support, which currently does not work, and would probably not be"
1125   echo "*** what you want anyway. You will need to install devel packages of"
1126   echo "*** Xlib/Xfree86 and Xpm at the very least."
1127 elif test "$ac_cv_lib_Xpm_XpmCreatePixmapFromData" = "no"
1128 then
1129   echo
1130   echo "*** Warning: Xpm development files not found. Wine will be built without"
1131   echo "*** Xpm support, which currently does not work. You will need to install"
1132   echo "*** devel packages of Xpm."
1133 fi
1134
1135 if test "$ac_cv_lib_ncurses_resizeterm" = "no" -a "$ac_cv_lib_ncurses_waddch" = "yes"
1136 then
1137   echo
1138   echo "*** Warning: resizeterm not found in ncurses. Wine will be built without"
1139   echo "*** terminal resize support. Consider upgrading ncurses."
1140 fi
1141
1142 if test "$wine_cv_libc_reentrant" = "no"
1143 then
1144   echo
1145   echo "*** Warning: non-reentrant libc detected. Wine will be build without"
1146   echo "*** thread support. Consider upgrading libc to a more recent"
1147   echo "*** reentrant version of libc."
1148 fi
1149
1150 if test "$wine_cv_opengl_version_OK" = "no"
1151 then
1152   echo
1153   echo "*** Warning: old Mesa headers detected. Wine will be built without Direct3D"
1154   echo "*** support. Consider upgrading your Mesa libraries (http://www.mesa3d.org/)."
1155 fi
1156
1157 if test "$wine_cv_opengl_version_threadsafe" = "yes" -a $OPENGL = "normal"
1158 then
1159   echo
1160   echo "*** Warning: the OpenGL version you have installed relies on libpthread for"
1161   echo "*** thread-safety. To prevent crashes, OpenGL support has been removed."
1162   echo "*** A fix for glibc 2.1.3 that seem to work is included in this version of Wine,"
1163   echo "*** start configure with '--enable-opengl' to force OpenGL support."
1164 fi
1165
1166 if test "$wine_cv_opengl_version_threadsafe" = "yes" -a $OPENGL = "yes"
1167 then
1168   echo
1169   echo "*** Warning: you explicitely linked in a thread-safe OpenGL version. If you"
1170   echo "*** experience unusual crashes on DirectDraw games, try first to disable OpenGL"
1171   echo "*** support before reporting bugs."
1172 fi
1173
1174
1175 echo
1176 echo "Configure finished.  Do 'make depend && make' to compile Wine."
1177 echo
1178
1179 dnl Local Variables:
1180 dnl comment-start: "dnl "
1181 dnl comment-end: ""
1182 dnl comment-start-skip: "\\bdnl\\b\\s *"
1183 dnl compile-command: "autoconf"
1184 dnl End: