Fix problem exposed by the improvements in version 8b. Demonstrated by
[wine] / 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 dnl Ported to autoconf 2.5x by bero@redhat.com
5 AC_REVISION([configure.in 1.00])
6 AC_INIT(controls/edit.c)                
7 AC_CONFIG_HEADER(include/config.h)
8 AC_CONFIG_AUX_DIR(tools)
9
10 dnl **** Command-line arguments ****
11
12 dnl Default values
13 LIBEXT=so       # library type .so or .a
14 TRACE_MSGS=yes  # the TRACE() macro
15 DEBUG_MSGS=yes  # the TRACE(), WARN(), and FIXME() macros.
16 CURSES=yes
17 OPENGL=normal
18
19 AC_ARG_ENABLE(debug,
20 [  --disable-debug         compile out all debugging messages],
21 [if test "$enableval" = "no"; then DEBUG_MSGS="no"; fi])
22
23 AC_ARG_ENABLE(opengl,
24 [  --enable-opengl         force usage of OpenGL even if the latter is thread-safe via pthread],
25 [if test "$enableval" = "no"; then OPENGL="no"; elif test "$enableval" = "yes"; then OPENGL="yes"; fi])
26
27 AC_ARG_ENABLE(trace,
28 [  --disable-trace         compile out TRACE messages],
29 [if test "$enableval" = "no"; then TRACE_MSGS="no"; fi])
30
31 AC_ARG_WITH(curses,
32 [  --without-curses        do not use curses],
33 [if test "$withval" = "no"; then CURSES="no"; fi])
34
35 AC_ARG_WITH(reentrant-x,
36 [  --without-reentrant-x   compile for use with non-reentrant X libraries])
37
38 AC_SUBST(OPTIONS)
39
40 if test "$DEBUG_MSGS" = "no"
41 then
42     OPTIONS="$OPTIONS -DNO_DEBUG_MSGS"
43 fi
44
45 if test "$TRACE_MSGS" = "no" -o "$DEBUG_MSGS" = "no"
46 then
47     OPTIONS="$OPTIONS -DNO_TRACE_MSGS"
48 fi
49
50 dnl **** Check for some programs ****
51
52 AC_PROG_MAKE_SET
53 AC_PROG_CC
54 AC_PROG_CPP
55 AC_PATH_XTRA
56 AC_PROG_YACC
57 AC_PROG_LEX
58
59 dnl **** Just additional warning checks, since AC_PROG just sets 'yacc' even
60 dnl **** without one present.
61 AC_CHECK_PROGS(XYACC,$YACC bison yacc,none)
62 if test "$XYACC" = "none"
63 then
64         echo "*** Error: No suitable bison/yacc found. ***"
65         echo "    Please install the 'bison' package."
66         exit 1
67 fi
68 AC_CHECK_PROGS(XLEX,$LEX flex lex,none)
69 if test "$XLEX" = "none"
70 then
71         echo "*** Error: No suitable lex found. ***"
72         echo "    Please install the 'flex' package."
73         exit 1
74 fi
75 AC_PROG_RANLIB
76 AC_PROG_INSTALL
77 AC_PROG_LN_S
78 AC_CHECK_PROG(C2MAN,c2man,c2man,\$(TOPSRCDIR)/tools/c2man.pl)
79 AC_PATH_PROG(LDCONFIG, ldconfig, true, /sbin:/usr/sbin:$PATH)
80 AC_CYGWIN
81 AC_CHECK_PROG(DLLWRAP,dllwrap,dllwrap,false)
82
83 dnl Check for lint
84 AC_CHECK_PROGS(LINT, lclint lint)
85 if test "$LINT" = "lint"
86 then
87   LINTFLAGS="$LINTFLAGS -errchk=%all,no%longptr64 -errhdr=%user -Ncheck=macro -Nlevel=4"
88   dnl LINTFLAGS='-D_SIZE_T "-Dsize_t=unsigned long" -errchk=longptr64'
89 fi
90 AC_SUBST(LINT)
91 AC_SUBST(LINTFLAGS)
92
93 if test "$CYGWIN" = "yes"
94 then
95     LDCOMBINE="ld -r --enable-stdcall-fixup"
96 else
97     LDCOMBINE="ld -r"
98 fi
99 AC_SUBST(LDCOMBINE)
100
101 dnl **** Check for some libraries ****
102
103 dnl Check for -lm
104 AC_CHECK_LIB(m,sqrt)
105 dnl Check for -li386 for NetBSD and OpenBSD
106 AC_CHECK_LIB(i386,i386_set_ldt)
107 dnl Check for -lossaudio for NetBSD
108 AC_CHECK_LIB(ossaudio,_oss_ioctl)
109 dnl Check for -lw for Solaris
110 AC_CHECK_FUNCS(iswalnum,,AC_CHECK_LIB(w,iswalnum))
111 dnl Check for -lnsl for Solaris
112 AC_CHECK_FUNCS(gethostbyname,,AC_CHECK_LIB(nsl,gethostbyname))
113 dnl Check for -lsocket for Solaris
114 AC_CHECK_FUNCS(connect,,AC_CHECK_LIB(socket,connect))
115 dnl Check for -lxpg4 for FreeBSD
116 AC_CHECK_LIB(xpg4,_xpg4_setrunelocale)
117 dnl Check for -lmmap for OS/2
118 AC_CHECK_LIB(mmap,mmap)
119
120 dnl Check for openpty
121 UTILLIBS=""
122 AC_SUBST(UTILLIBS)
123 AC_CHECK_FUNCS(openpty,,
124         [AC_CHECK_LIB(util,openpty,
125                 [AC_DEFINE(HAVE_OPENPTY)
126                 UTILLIBS="-lutil"]
127         )])
128
129 DLLIBS=""
130 AC_SUBST(DLLIBS)
131 AC_CHECK_HEADERS(dlfcn.h,
132     [AC_CHECK_FUNCS(dlopen,,
133         [AC_CHECK_LIB(dl,dlopen,
134                      [AC_DEFINE(HAVE_DLOPEN,1,[Define if you have dlopen])
135                      DLLIBS="-ldl"],
136                      LIBEXT="a")]
137         )],
138         LIBEXT="a"
139     )
140
141 JPEGLIB=""
142 AC_SUBST(JPEGLIB)
143 AC_CHECK_HEADERS(jpeglib.h,
144     AC_CHECK_LIB(jpeg,jpeg_start_decompress,
145         AC_DEFINE(HAVE_LIBJPEG,1,[Define if you have libjpeg including devel headers])
146         JPEGLIB="-ljpeg"
147     )
148 )
149
150
151 AC_SUBST(XLIB)
152 AC_SUBST(XFILES)
153 XFILES=""
154 AC_SUBST(OPENGLFILES)
155 OPENGLFILES=""
156 AC_SUBST(GLU32FILES)
157 GLU32FILES=""
158 if test "$have_x" = "yes"
159 then
160     XLIB="-lXext -lX11"
161     ac_save_CPPFLAGS="$CPPFLAGS"
162     CPPFLAGS="$CPPFLAGS $X_CFLAGS"
163
164     dnl *** All of the following tests require X11/Xlib.h
165     AC_CHECK_HEADERS(X11/Xlib.h,
166       [
167         dnl *** Check for X keyboard extension
168         AC_CHECK_HEADERS(X11/XKBlib.h,
169             [ dnl *** If X11/XKBlib.h exists...
170               AC_CHECK_LIB(X11, XkbQueryExtension,
171               AC_DEFINE(HAVE_XKB, 1, [Define if you have the XKB extension]),,
172               $X_LIBS -lXext -lX11 $X_EXTRA_LIBS)
173             ],
174             AC_MSG_WARN([XKB extension not found!!])
175         )
176
177         dnl *** Check for X Shm extension
178         AC_CHECK_HEADERS(X11/extensions/XShm.h,
179             [ dnl *** If X11/extensions/XShm.h exists...
180               AC_CHECK_LIB(Xext, XShmQueryExtension,
181               AC_DEFINE(HAVE_LIBXXSHM, 1, [Define if you have the X Shm extension]),,
182               $X_LIBS -lXext -lX11 $X_EXTRA_LIBS)
183             ],
184             AC_MSG_WARN([Xshm extension not found!!])
185         )
186
187         dnl *** Check for X shape extension
188         AC_CHECK_HEADERS(X11/extensions/shape.h,
189             [ dnl *** If X11/extensions/shape.h exists...
190               AC_CHECK_LIB(Xext,XShapeQueryExtension,
191               AC_DEFINE(HAVE_LIBXSHAPE, 1, [Define if you have the X Shape extension]),,
192               $X_LIBS -lXext -lX11 $X_EXTRA_LIBS)
193             ],
194             AC_MSG_WARN([XShape extension not found!!])
195         )
196         
197         dnl *** Check for XFree86 DGA / DGA 2.0 extension
198         AC_CHECK_HEADERS(X11/extensions/xf86dga.h,
199             [ dnl *** If X11/extensions/xf86dga.h exists, check 
200               dnl *** for XDGAQueryExtension()...
201               AC_CHECK_LIB(Xxf86dga, XDGAQueryExtension,
202                 [ dnl *** If found...
203                   AC_DEFINE(HAVE_LIBXXF86DGA2, 1,
204                             [Define if you have the Xxf86dga library version 2])
205                   X_PRE_LIBS="$X_PRE_LIBS -lXxf86dga"
206                ],
207                 [ dnl *** If not found, look for XF86DGAQueryExtension()
208                   dnl *** instead (DGA 2.0 not found)...
209                   AC_CHECK_LIB(Xxf86dga, XF86DGAQueryExtension,
210                     [ AC_DEFINE(HAVE_LIBXXF86DGA, 1,
211                                 [Define if you have the Xxf86dga library version 1])
212                       X_PRE_LIBS="$X_PRE_LIBS -lXxf86dga"
213                     ],,
214                     $X_LIBS -lXext -lX11 $X_EXTRA_LIBS
215                   )
216                 ],
217                 $X_LIBS -lXext -lX11 $X_EXTRA_LIBS
218               )
219             ],
220             AC_MSG_WARN([DGA extension not found!!])
221         )
222
223         dnl *** Check for XFree86 VMODE extension
224         AC_CHECK_HEADERS(X11/extensions/xf86vmode.h,
225             [ dnl *** If X11/extensions/xf86vmode.h exists...
226                 AC_CHECK_LIB(Xxf86vm, XF86VidModeQueryExtension,
227                   [ AC_DEFINE(HAVE_LIBXXF86VM, 1, [Define if you have the Xxf86vm library])
228                      X_PRE_LIBS="$X_PRE_LIBS -lXxf86vm"
229                   ],,
230                   $X_LIBS -lXext -lX11 $X_EXTRA_LIBS
231                 )
232             ],
233             AC_MSG_WARN([XFree86 VMODE extension not found!!])
234         )
235
236         dnl *** Check for XVideo extension supporting XvImages
237         AC_CHECK_HEADERS(X11/extensions/Xvlib.h,
238             [ dnl *** If X11/extensions/Xvlib.h exists...
239                 AC_CHECK_LIB(Xv, XvShmCreateImage,
240                   [ AC_DEFINE(HAVE_XVIDEO, 1, [Define if the X libraries support XVideo])
241                      X_PRE_LIBS="$X_PRE_LIBS -lXv"
242                   ],,
243                   $X_LIBS -lXext -lX11 $X_EXTRA_LIBS
244                 )
245             ],
246             AC_MSG_WARN([XVideo extension not found !!])
247         )
248
249         dnl *** Check for XRender extension
250         AC_CHECK_HEADERS(X11/extensions/Xrender.h,
251             [ dnl *** If X11/extensions/Xrender.h exists...
252                 AC_CHECK_LIB(Xrender, XRenderQueryExtension,
253                   [ AC_DEFINE(HAVE_LIBXRENDER, 1, [Define if you have the XRender extension library])
254                      X_PRE_LIBS="$X_PRE_LIBS -lXrender"
255                   ],,
256                   $X_LIBS -lXext -lX11 $X_EXTRA_LIBS
257                 )
258             ],
259             AC_MSG_WARN([XRender extension not found !!])
260         )
261
262       ]
263     ) dnl *** End of X11/Xlib.h check
264
265     dnl Check for the presence of OpenGL
266     if test $OPENGL = "yes" -o $OPENGL = "normal"
267     then
268         if test -f /usr/X11R6/lib/libGL.a -a ! -f /usr/X11R6/lib/libGL.so
269         then
270             AC_MSG_ERROR([/usr/X11R6/lib/libGL.a is present on your system.
271 This prevents linking to OpenGL. Delete the file and restart configure.])
272         fi
273
274         AC_CHECK_HEADERS(GL/gl.h GL/glx.h GL/glext.h)
275         if test "$ac_cv_header_GL_gl_h" = "yes" -a "$ac_cv_header_GL_glx_h" = "yes"
276         then
277             dnl Check for some problems due to old Mesa versions
278             AC_CACHE_CHECK([for up-to-date OpenGL version], wine_cv_opengl_version_OK,
279               AC_TRY_COMPILE(
280                 [#include <GL/gl.h>],
281                 [GLenum test = GL_UNSIGNED_SHORT_5_6_5;],
282                 [wine_cv_opengl_version_OK="yes"],
283                 [wine_cv_opengl_version_OK="no"]
284               )
285             )
286
287             dnl Check for the thread-safety of the OpenGL library
288             AC_CACHE_CHECK([for thread-safe OpenGL version], 
289                            wine_cv_opengl_version_threadsafe,
290               [saved_libs=$LIBS
291                LIBS="$X_LIBS -lGL"
292                AC_TRY_LINK([],[pthread_getspecific();],
293                               [wine_cv_opengl_version_threadsafe="yes"],
294                               [wine_cv_opengl_version_threadsafe="no"])
295                LIBS=$saved_libs]
296             )
297
298             if test "$wine_cv_opengl_version_OK" = "yes" -a \( "$wine_cv_opengl_version_threadsafe" = "no" -o $OPENGL = "yes" \)
299             then
300                 dnl Check for the presence of the library
301                 AC_CHECK_LIB(GL,glXCreateContext,
302                              X_PRE_LIBS="$X_PRE_LIBS -lGL"
303                              ,,
304                              $X_LIBS -lXext -lX11 -lm $X_EXTRA_LIBS)
305
306                 if test "$ac_cv_lib_GL_glXCreateContext" = "yes"
307                 then
308                         OPENGLFILES='$(OPENGLFILES)'
309                         AC_DEFINE(HAVE_OPENGL, 1, [Define if OpenGL is present on the system])
310
311                         AC_CHECK_LIB(GL,glXGetProcAddressARB,
312                                      AC_DEFINE(HAVE_GLX_GETPROCADDRESS, 1,
313                                                [Define if the OpenGL library supports the glXGetProcAddressARB call]),,
314                                      $X_LIBS -lXext -lX11 -lm $X_EXTRA_LIBS)
315
316                         if test "$ac_cv_lib_GL_glXGetProcAddressARB" = "yes"
317                         then
318                                AC_CACHE_CHECK([for OpenGL extension functions prototypes], wine_cv_extension_prototypes,
319                                   [AC_TRY_COMPILE([#include <GL/gl.h>
320                                                   #ifdef HAVE_GL_GLEXT_H
321                                                   # include <GL/glext.h>
322                                                   #endif
323                                                   ],
324                                                  [PFNGLCOLORTABLEEXTPROC test_proc;],
325                                                  [wine_cv_extension_prototypes="yes"],
326                                                  [wine_cv_extension_prototypes="no"]
327                                   )]
328                                 )
329                                 if test "$wine_cv_extension_prototypes" = "yes"
330                                 then
331                                     AC_DEFINE(HAVE_GLEXT_PROTOTYPES, 1,
332                                               [Define if the OpenGL headers define extension typedefs])
333                                 fi
334                         fi
335
336                 fi
337                 dnl Check for GLU32 library.
338                 AC_CHECK_LIB(GLU,gluLookAt,
339                              [X_PRE_LIBS="$X_PRE_LIBS -lGLU"
340                              GLU32FILES='$(GLU32FILES)']
341                              ,,
342                              $X_LIBS $X_PRE_LIBS -lXext -lX11 -lm $X_EXTRA_LIBS
343                 )
344              fi
345          fi
346     fi
347
348     CPPFLAGS="$ac_save_CPPFLAGS"
349     XFILES='$(XFILES)'
350 else
351     XLIB=""
352     X_CFLAGS=""
353     X_LIBS=""
354 fi
355
356 dnl **** Check which curses lib to use ***
357 CURSESLIBS=""
358 if test "$CURSES" = "yes"
359 then
360     AC_CHECK_HEADERS(ncurses.h,
361         [AC_CHECK_LIB(ncurses,waddch,
362             [AC_DEFINE(HAVE_LIBNCURSES, 1, [Define if you have the ncurses library (-lncurses)])
363              CURSESLIBS="-lncurses"],
364              [AC_CHECK_HEADERS(curses.h,
365                  [AC_CHECK_LIB(curses,waddch,
366                      [AC_DEFINE(HAVE_LIBCURSES, 1, [Define if you have the curses library (-lcurses)])
367                       CURSESLIBS="-lcurses"])])])])
368     saved_libs="$LIBS"
369     LIBS="$CURSESLIBS $LIBS"
370     AC_CHECK_FUNCS(getbkgd resizeterm)
371     LIBS="$saved_libs"
372 fi
373 AC_SUBST(CURSESLIBS)
374
375 CUPSLIBS=""
376 dnl **** Check for CUPS ****
377 wine_cv_warn_cups_h=no
378 AC_CHECK_LIB(cups,cupsGetPPD,
379         [AC_CHECK_HEADER(cups/cups.h,
380             [AC_DEFINE(HAVE_CUPS, 1, [Define if we have CUPS])
381             CUPSLIBS="-lcups"],
382             wine_cv_warn_cups_h=yes)]
383 )
384 AC_SUBST(CUPSLIBS)
385
386 dnl **** Check for FreeType 2 ****
387 AC_CHECK_LIB(freetype,FT_Init_FreeType,ft_lib=yes,ft_lib=no,$X_LIBS)
388 if test "$ft_lib" = "no"
389 then
390     FREETYPELIBS=""
391     FREETYPEINCL=""
392     wine_cv_msg_freetype=no
393 else
394     AC_CHECK_PROG(ft_devel,freetype-config,freetype-config,no)
395     if test "$ft_devel" = "no"
396     then
397         AC_CHECK_PROG(ft_devel2,freetype2-config,freetype2-config,no)
398         if test "$ft_devel2" = "freetype2-config"
399         then
400                 ft_devel=$ft_devel2
401         fi
402     fi
403     if test "$ft_devel" = "no"
404     then
405         FREETYPELIBS=""
406         FREETYPEINCL=""
407         wine_cv_msg_freetype=yes
408     else
409         FREETYPELIBS=`$ft_devel --libs`
410         FREETYPEINCL=`$ft_devel --cflags`
411         ac_save_CPPFLAGS="$CPPFLAGS"
412         CPPFLAGS="$FREETYPEINCL $CPPFLAGS"
413         AC_CHECK_HEADERS(freetype/freetype.h \
414                          freetype/ftglyph.h \
415                          freetype/tttables.h \
416                          freetype/ftnames.h \
417                          freetype/ftsnames.h \
418                          freetype/ttnameid.h \
419                          freetype/ftoutln.h \
420                          freetype/internal/sfnt.h)
421         AC_TRY_CPP([#include <ft2build.h>
422                     #include <freetype/fttrigon.h>],
423                     AC_DEFINE(HAVE_FREETYPE_FTTRIGON_H, 1,
424           [Define if you have the <freetype/fttrigon.h> header file.]))
425         CPPFLAGS="$ac_save_CPPFLAGS"
426         dnl Check that we have at least freetype/freetype.h
427         if test "$ac_cv_header_freetype_freetype_h" = "yes"
428         then
429             AC_DEFINE(HAVE_FREETYPE, 1, [Define if FreeType 2 is installed])
430             wine_cv_msg_freetype=no
431         else
432             FREETYPELIBS=""
433             FREETYPEINCL=""
434             wine_cv_msg_freetype=yes
435         fi
436     fi
437 fi
438 AC_SUBST(FREETYPELIBS)
439 AC_SUBST(FREETYPEINCL)
440
441 dnl **** Check for parport (currently Linux only) ****
442 AC_CACHE_CHECK([for parport header/ppdev.h], ac_cv_c_ppdev,
443  AC_TRY_COMPILE(
444    [#include <linux/ppdev.h>],
445    [ioctl (1,PPCLAIM,0)],
446    [ac_cv_c_ppdev="yes"],
447    [ac_cv_c_ppdev="no"])
448  )
449 if test "$ac_cv_c_ppdev" = "yes"
450 then
451     AC_DEFINE(HAVE_PPDEV, 1, [Define if we can use ppdev.h for parallel port access])
452 fi
453
454 dnl **** Check for IPX (currently Linux only) ****
455 AC_CACHE_CHECK([for GNU style IPX support], ac_cv_c_ipx_gnu,
456  AC_TRY_COMPILE(
457    [#include <sys/socket.h>
458     #include <netipx/ipx.h>],
459    [((struct sockaddr_ipx *)0)->sipx_family == AF_IPX],
460    [ac_cv_c_ipx_gnu="yes"],
461    [ac_cv_c_ipx_gnu="no"])
462  )
463 if test "$ac_cv_c_ipx_gnu" = "yes"
464 then
465     AC_DEFINE(HAVE_IPX_GNU, 1, [Define if IPX should use netipx/ipx.h from libc])
466 fi
467
468 if test "$ac_cv_c_ipx_gnu" = "no"
469 then
470  AC_CACHE_CHECK([for linux style IPX support], ac_cv_c_ipx_linux,
471   AC_TRY_COMPILE(
472     [#include <sys/socket.h>
473      #include <asm/types.h>
474      #include <linux/ipx.h>],
475     [((struct sockaddr_ipx *)0)->sipx_family == AF_IPX],
476     [ac_cv_c_ipx_linux="yes"],
477     [ac_cv_c_ipx_linux="no"])
478   )
479   if test "$ac_cv_c_ipx_linux" = "yes"
480   then
481       AC_DEFINE(HAVE_IPX_LINUX, 1, [Define if IPX includes are taken from Linux kernel])
482   fi
483 fi
484
485 dnl **** Check for Open Sound System ****
486 AC_CHECK_HEADERS(sys/soundcard.h machine/soundcard.h soundcard.h, break)
487
488 AC_CACHE_CHECK([for Open Sound System],
489         ac_cv_c_opensoundsystem,
490         AC_TRY_COMPILE([
491         #if defined(HAVE_SYS_SOUNDCARD_H)
492                 #include <sys/soundcard.h>
493         #elif defined(HAVE_MACHINE_SOUNDCARD_H)
494                 #include <machine/soundcard.h>
495         #elif defined(HAVE_SOUNDCARD_H)
496                 #include <soundcard.h>
497         #endif
498         ],[
499
500 /* check for one of the Open Sound System specific SNDCTL_ defines */
501 #if !defined(SNDCTL_DSP_STEREO)
502 #error No open sound system
503 #endif
504 ],ac_cv_c_opensoundsystem="yes",ac_cv_c_opensoundsystem="no"))
505
506 if test "$ac_cv_c_opensoundsystem" = "yes"
507 then
508     AC_DEFINE(HAVE_OSS, 1, [Define if you have the Open Sound system])
509 fi
510
511 AC_CACHE_CHECK([for Open Sound System/MIDI interface],
512         ac_cv_c_opensoundsystem_midi,
513         AC_TRY_COMPILE([
514         #if defined(HAVE_SYS_SOUNDCARD_H)
515                 #include <sys/soundcard.h>
516         #elif defined(HAVE_MACHINE_SOUNDCARD_H)
517                 #include <machine/soundcard.h>
518         #elif defined(HAVE_SOUNDCARD_H)
519                 #include <soundcard.h>
520         #endif
521         ],[
522
523 /* check for one of the Open Sound System specific SNDCTL_SEQ defines */
524 #if !defined(SNDCTL_SEQ_SYNC)
525 #error No open sound system MIDI interface
526 #endif
527 ],ac_cv_c_opensoundsystem_midi="yes",ac_cv_c_opensoundsystem_midi="no"))
528
529 if test "$ac_cv_c_opensoundsystem_midi" = "yes"
530 then
531     AC_DEFINE(HAVE_OSS_MIDI, 1, [Define if you have the Open Sound system (MIDI interface)])
532 fi
533
534 dnl **** If ln -s doesn't work, use cp instead ****
535 if test "$ac_cv_prog_LN_S" = "ln -s"; then : ; else LN_S=cp ; fi
536
537 dnl **** Check for broken glibc mmap64 ****
538
539 AC_CACHE_CHECK( [whether mmap64 works defined as mmap], ac_cv_mmap64_works,
540         AC_TRY_RUN([
541                 #define _FILE_OFFSET_BITS 64
542                 #include <stdio.h>
543                 #include <unistd.h>
544                 #include <fcntl.h>
545                 #include <sys/mman.h>
546                 #include <errno.h>
547
548                 int main(int argc,char **argv) {
549                         int fd = open("conftest.map",O_CREAT|O_RDWR,0600);
550                         if (fd == -1) exit(1);
551
552                         unlink("conftest.map");
553
554                         write(fd,"test",4);
555
556                         if ((-1 == mmap(0,4,PROT_READ|PROT_WRITE,MAP_SHARED,fd,0)) &&
557                             (errno == EINVAL)
558                         ) {
559                                 exit(1);
560                         }
561                         close(fd);
562                         fprintf(stderr,"success!\n");
563                         exit(0);
564                 }
565
566         ],
567     ac_cv_mmap64_works="yes",
568     ac_cv_mmap64_works="no",
569     ac_cv_mmap64_works="no") )
570
571 if test "$ac_cv_mmap64_works" = "yes"
572 then
573     AC_DEFINE(_FILE_OFFSET_BITS, 64, [Set this to 64 to enable 64-bit file support on Linux])
574 fi
575
576 dnl **** Check for gcc strength-reduce bug ****
577
578 if test "x${GCC}" = "xyes"
579 then
580   CFLAGS="$CFLAGS -Wall"
581   AC_CACHE_CHECK( [for gcc strength-reduce bug], ac_cv_c_gcc_strength_bug,
582                   AC_TRY_RUN([
583 int     L[[4]] = {0,1,2,3};
584 int main(void) {
585   static int Array[[3]];
586   unsigned int B = 3;
587   int i;
588   for(i=0; i<B; i++) Array[[i]] = i - 3;
589   for(i=0; i<4 - 1; i++) L[[i]] = L[[i + 1]];
590   L[[i]] = 4;
591   
592   exit( Array[[1]] != -2 || L[[2]] != 3);
593 }],
594     ac_cv_c_gcc_strength_bug="no",
595     ac_cv_c_gcc_strength_bug="yes",
596     ac_cv_c_gcc_strength_bug="yes") )
597   if test "$ac_cv_c_gcc_strength_bug" = "yes"
598   then
599     CFLAGS="$CFLAGS -fno-strength-reduce"
600   fi
601
602   dnl Check for -mpreferred-stack-boundary
603   AC_CACHE_CHECK([for gcc -mpreferred-stack-boundary=2 support],
604                  ac_cv_c_gcc_stack_boundary,
605   [saved_cflags=$CFLAGS
606   CFLAGS="$CFLAGS -mpreferred-stack-boundary=2"
607   AC_TRY_COMPILE(,[return 0],ac_cv_c_gcc_stack_boundary="yes",ac_cv_c_gcc_stack_boundary="no")
608   CFLAGS=$saved_cflags
609   ])
610   if test "$ac_cv_c_gcc_stack_boundary" = "yes"
611   then
612     CFLAGS="$CFLAGS -mpreferred-stack-boundary=2"
613   fi
614 fi
615
616 dnl **** Check if we need to place .type inside a .def directive ****
617
618 AC_CACHE_CHECK([whether .type must sit inside a .def directive],
619                ac_cv_c_type_in_def,
620 [saved_libs=$LIBS
621 LIBS="conftest_asm.s $LIBS"
622 cat > conftest_asm.s <<EOF
623         .globl _ac_test
624         .def _ac_test; .scl 2; .type 32; .endef
625 _ac_test:
626         .long 0
627 EOF
628 AC_TRY_LINK(,,ac_cv_c_type_in_def="yes",ac_cv_c_type_in_def="no")
629 LIBS=$saved_libs])
630 if test "$ac_cv_c_type_in_def" = "yes"
631 then
632   AC_DEFINE(NEED_TYPE_IN_DEF, 1, [Define if .type asm directive must be inside a .def directive])
633 fi
634  
635 dnl **** Check for underscore on external symbols ****
636
637 AC_CACHE_CHECK([whether external symbols need an underscore prefix],
638                ac_cv_c_extern_prefix,
639 [saved_libs=$LIBS
640 LIBS="conftest_asm.s $LIBS"
641 cat > conftest_asm.s <<EOF
642         .globl _ac_test
643 _ac_test:
644         .long 0
645 EOF
646 AC_TRY_LINK([extern int ac_test;],[if (ac_test) return 1],
647             ac_cv_c_extern_prefix="yes",ac_cv_c_extern_prefix="no")
648 LIBS=$saved_libs])
649 if test "$ac_cv_c_extern_prefix" = "yes"
650 then
651   AC_DEFINE(NEED_UNDERSCORE_PREFIX, 1,
652             [Define if symbols declared in assembly code need an underscore prefix])
653 fi
654
655 dnl **** Check for .string in assembler ****
656
657 AC_CACHE_CHECK([whether assembler accepts .string],
658                ac_cv_c_asm_string,
659 [saved_libs=$LIBS
660 LIBS="conftest_asm.s $LIBS"
661 cat > conftest_asm.s <<EOF
662         .string "test"
663 EOF
664 AC_TRY_LINK(,,ac_cv_c_asm_string="yes",ac_cv_c_asm_string="no")
665 LIBS=$saved_libs])
666 if test "$ac_cv_c_asm_string" = "yes"
667 then
668   AC_DEFINE(HAVE_ASM_STRING, 1, [Define to use .string instead of .ascii])
669 fi
670
671 dnl **** Check for working dll ****
672
673 LDSHARED=""
674 LDDLLFLAGS=""
675 if test "$LIBEXT" = "so"
676 then
677   AC_CACHE_CHECK([whether we can build a GNU style ELF dll],
678                  ac_cv_c_dll_gnuelf,
679   [saved_cflags=$CFLAGS
680   CFLAGS="$CFLAGS -fPIC -shared -Wl,-soname,conftest.so.1.0,-Bsymbolic"
681   AC_TRY_LINK(,[return 1],ac_cv_c_dll_gnuelf="yes",ac_cv_c_dll_gnuelf="no")
682   CFLAGS=$saved_cflags
683   ])
684   if test "$ac_cv_c_dll_gnuelf" = "yes"
685   then
686     LDSHARED="\$(CC) -shared \$(SONAME:%=-Wl,-soname,%)"
687     LDDLLFLAGS="-Wl,-Bsymbolic"
688   else
689     AC_CACHE_CHECK(whether we can build a UnixWare (Solaris) dll,
690                  ac_cv_c_dll_unixware,
691     [saved_cflags=$CFLAGS
692     CFLAGS="$CFLAGS -fPIC -Wl,-G,-h,conftest.so.1.0,-B,symbolic"
693     AC_TRY_LINK(,[return 1],ac_cv_c_dll_unixware="yes",ac_cv_c_dll_unixware="no")
694     CFLAGS=$saved_cflags
695     ])
696     if test "$ac_cv_c_dll_unixware" = "yes"
697     then
698       LDSHARED="\$(CC) -Wl,-G \$(SONAME:%=-Wl,-h,%)"
699       LDDLLFLAGS="-Wl,-B,symbolic"
700     fi
701   fi
702   if test "$ac_cv_c_dll_gnuelf" = "no" -a "$ac_cv_c_dll_unixware" = "no"
703   then
704     LIBEXT="a"
705     if test "$DLLWRAP" = "dllwrap"; then
706       dnl FIXME - check whether dllwrap works correctly...
707       if test "$CYGWIN" = "yes"; then
708         echo "*** use dllwrap for building shared library."
709         LIBEXT="dll"
710       fi
711     fi
712   fi
713 fi
714
715 if test "$LIBEXT" = "a"; then
716   echo "*** It is currently not possible to build WINE without shared"
717   echo "*** library (.so) support to allow transparent switch between .so"
718   echo "*** and .dll files."
719   echo "*** If you are using Linux, you will need a newer binutils."
720   exit 1
721 fi
722
723 DLLFLAGS=""
724 LDPATH=""
725
726 if test "$LIBEXT" = "so"; then
727     DLLFLAGS="-fPIC"
728     LDPATH="LD_LIBRARY_PATH=\"\$(TOPOBJDIR)/unicode:\$\$LD_LIBRARY_PATH\""
729 elif test "$LIBEXT" = "dll"; then
730     #DLLFLAGS="-fPIC" # -fPIC doesn't work(at least in cygwin-b20) - FIXME
731     LDPATH="PATH=\"\$(TOPOBJDIR)/unicode:\$\$PATH\""
732 fi
733
734 AC_SUBST(DLLFLAGS)
735 AC_SUBST(LDSHARED)
736 AC_SUBST(LDDLLFLAGS)
737 AC_SUBST(LIBEXT)
738 AC_SUBST(LDPATH)
739
740 dnl **** Check for reentrant libc ****
741 dnl
742 dnl For cross-compiling we blindly assume that libc is reentrant. This is
743 dnl ok since non-reentrant libc is quite rare (mostly old libc5 versions).
744
745 AC_DEFUN([WINE_CHECK_ERRNO],
746 [
747   AC_CACHE_CHECK(for reentrant libc: $1, wine_cv_libc_r_$1,
748   [AC_TRY_RUN([int myerrno = 0;
749 char buf[256];
750 int *$1(){return &myerrno;}
751 main(){connect(0,buf,255); exit(!myerrno);}],
752   wine_cv_libc_r_$1=yes, wine_cv_libc_r_$1=no,
753   wine_cv_libc_r_$1=yes )
754 ])
755 if test "$wine_cv_libc_r_$1" = "yes"
756 then
757     wine_cv_libc_reentrant=$1 
758 fi
759 ])
760
761 wine_cv_libc_reentrant=no 
762 dnl Linux style errno location
763 WINE_CHECK_ERRNO(__errno_location)
764 dnl FreeBSD style errno location
765 WINE_CHECK_ERRNO(__error)
766 dnl Solaris style errno location
767 WINE_CHECK_ERRNO(___errno)
768 dnl UnixWare style errno location
769 WINE_CHECK_ERRNO(__thr_errno)
770 dnl NetBSD style errno location
771 WINE_CHECK_ERRNO(__errno)
772
773 if test "$wine_cv_libc_reentrant" != "no" 
774 then
775   AC_DEFINE_UNQUOTED(ERRNO_LOCATION,$wine_cv_libc_reentrant,
776                      [Define to the name of the function returning errno for reentrant libc])
777 fi
778
779 dnl **** Check for reentrant X libraries ****
780 dnl
781 dnl This may fail to determine whether X libraries are reentrant if
782 dnl AC_PATH_XTRA does not set x_libraries. In this case manual configuration
783 dnl is possible with the --without-reentrant-x option.
784
785 if test "$have_x" = "yes" -a "$wine_cv_libc_reentrant" != "no"
786 then
787 AC_CACHE_CHECK( [for reentrant X libraries], wine_cv_x_reentrant,
788   [ if test "x$with_reentrant_x" = "xno" 
789     then
790         wine_cv_x_reentrant=no
791     else
792         libX11_check=none
793         for dir in "$x_libraries" /usr/lib /usr/local/lib /lib; do
794             if test -r $dir/libX11.so; then
795                 libX11_check="-D $dir/libX11.so"
796                 break 1
797             fi
798             if test -r $dir/libX11.a; then
799                 libX11_check="$dir/libX11.a"
800                 break 1
801             fi
802         done
803         if test "$libX11_check" != "none"; then
804             if nm $libX11_check | grep $wine_cv_libc_reentrant >/dev/null 2>&1
805             then
806                 wine_cv_x_reentrant=yes
807             else
808                 wine_cv_x_reentrant=no
809             fi
810         else
811             wine_cv_x_reentrant=unknown
812         fi
813     fi ] )
814 else
815     wine_cv_x_reentrant=no
816 fi
817 if test "$wine_cv_x_reentrant" = "no"
818 then
819   AC_DEFINE(NO_REENTRANT_X11, 1,
820             [Define if X libraries are not reentrant (compiled without -D_REENTRANT)])
821 fi
822
823
824 dnl **** Check for functions ****
825
826 AC_FUNC_ALLOCA()
827 AC_CHECK_FUNCS(\
828         __libc_fork \
829         _lwp_create \
830         clone \
831         ecvt \
832         finite \
833         fpclass \
834         ftruncate64 \
835         getnetbyaddr \
836         getnetbyname \
837         getpagesize \
838         getprotobyname \
839         getprotobynumber \
840         getrlimit \
841         getservbyport \
842         getsockopt \
843         inet_network \
844         lseek64 \
845         lstat \
846         memmove \
847         mmap \
848         pread \
849         pwrite \
850         rfork \
851         select \
852         sendmsg \
853         settimeofday \
854         sigaltstack \
855         statfs \
856         strcasecmp \
857         strerror \
858         strncasecmp \
859         tcgetattr \
860         timegm \
861         usleep \
862         vfscanf \
863         wait4 \
864         waitpid \
865 )
866
867 dnl **** Check for header files ****
868
869 AC_CHECK_HEADERS(\
870         arpa/inet.h \
871         arpa/nameser.h \
872         elf.h \
873         float.h \
874         ieeefp.h \
875         libio.h \
876         libutil.h \
877         link.h \
878         linux/cdrom.h \
879         linux/input.h \
880         linux/joystick.h \
881         linux/ucdrom.h \
882         net/if.h \
883         netdb.h \
884         netinet/in.h \
885         netinet/in_systm.h \
886         netinet/ip.h \
887         netinet/tcp.h \
888         pty.h \
889         resolv.h \
890         sched.h \
891         socket.h \
892         stdint.h \
893         strings.h \
894         sys/cdio.h \
895         sys/errno.h \
896         sys/file.h \
897         sys/filio.h \
898         sys/ipc.h \
899         sys/link.h \
900         sys/lwp.h \
901         sys/mman.h \
902         sys/modem.h \
903         sys/mount.h \
904         sys/msg.h \
905         sys/param.h \
906         sys/ptrace.h \
907         sys/reg.h \
908         sys/signal.h \
909         sys/shm.h \
910         sys/socket.h \
911         sys/sockio.h \
912         sys/statfs.h \
913         sys/strtio.h \
914         sys/syscall.h \
915         sys/user.h \
916         sys/wait.h \
917         sys/v86.h \
918         sys/v86intr.h \
919         sys/vfs.h \
920         sys/vm86.h \
921         syscall.h \
922         ucontext.h \
923 )
924 AC_HEADER_STAT()
925
926 dnl **** Check for types ****
927
928 AC_C_CONST()
929 AC_C_INLINE()
930 AC_TYPE_SIZE_T()
931 AC_CHECK_SIZEOF(long long,0)
932
933 AC_CACHE_CHECK([whether linux/input.h is for real],
934         wine_cv_linux_input_h,
935         AC_TRY_COMPILE([
936             #include <linux/input.h>
937         ] , [
938             int foo = EVIOCGBIT(EV_ABS,42);
939             int bar = BTN_PINKIE;
940             int fortytwo = 42;
941         ],
942         wine_cv_linux_input_h=yes,
943         wine_cv_linux_input_h=no,
944         no
945         )
946     )
947     if test "$wine_cv_linux_input_h" = "yes"
948     then
949         AC_DEFINE(HAVE_CORRECT_LINUXINPUT_H, 1,
950                   [Define if we have linux/input.h AND it contains the INPUT event API])
951     fi
952
953    
954 AC_CACHE_CHECK([whether we can use re-entrant gethostbyname_r Linux style],
955         wine_cv_linux_gethostbyname_r_6,
956         AC_TRY_COMPILE([
957 #include <netdb.h>
958         ], [
959     char *name=NULL;
960     struct hostent he;
961     struct hostent *result;
962     char *buf=NULL;
963     int bufsize=0;
964     int res,errnr;
965     char *addr=NULL;
966     int addrlen=0;
967     int addrtype=0;
968     res=gethostbyname_r(name,&he,buf,bufsize,&result,&errnr);
969     res=gethostbyaddr_r(addr, addrlen, addrtype,&he,buf,bufsize,&result,&errnr);
970     ],
971         wine_cv_linux_gethostbyname_r_6=yes,
972         wine_cv_linux_gethostbyname_r_6=no
973         )
974    )
975    if test "$wine_cv_linux_gethostbyname_r_6" = "yes"
976    then
977       AC_DEFINE(HAVE_LINUX_GETHOSTBYNAME_R_6, 1,
978                 [Define if Linux-style gethostbyname_r and gethostbyaddr_r are available])
979    fi
980
981 if test "$ac_cv_header_linux_joystick_h" = "yes"
982 then
983    AC_CACHE_CHECK([whether linux/joystick.h uses the Linux 2.2+ API],
984         wine_cv_linux_joystick_22_api,
985         AC_TRY_COMPILE([
986         #include <sys/ioctl.h>
987         #include <linux/joystick.h>
988
989         struct js_event blub;
990         #if !defined(JS_EVENT_AXIS) || !defined(JS_EVENT_BUTTON)
991         #error "no 2.2 header"
992         #endif
993         ],/*empty*/,
994         wine_cv_linux_joystick_22_api=yes,
995         wine_cv_linux_joystick_22_api=no,
996         wine_cv_linux_joystick_22_api=no
997         )
998    )
999    if test "$wine_cv_linux_joystick_22_api" = "yes"
1000    then
1001       AC_DEFINE(HAVE_LINUX_22_JOYSTICK_API, 1,
1002                 [Define if <linux/joystick.h> defines the Linux 2.2 joystick API])
1003    fi
1004 fi
1005
1006 dnl **** statfs checks ****
1007
1008 if test "$ac_cv_header_sys_vfs_h" = "yes"
1009 then
1010     AC_CACHE_CHECK( [whether sys/vfs.h defines statfs],
1011                     wine_cv_sys_vfs_has_statfs,
1012         AC_TRY_COMPILE([
1013         #include <sys/types.h>
1014         #ifdef HAVE_SYS_PARAM_H
1015         # include <sys/param.h>
1016         #endif
1017         #include <sys/vfs.h>
1018         ],[
1019                 struct statfs stfs;
1020
1021                 memset(&stfs,0,sizeof(stfs));
1022         ],wine_cv_sys_vfs_has_statfs=yes,wine_cv_sys_vfs_has_statfs=no
1023         )
1024     )
1025     if test "$wine_cv_sys_vfs_has_statfs" = "yes"
1026     then
1027       AC_DEFINE(STATFS_DEFINED_BY_SYS_VFS, 1,
1028                 [Define if the struct statfs is defined by <sys/vfs.h>])
1029     fi
1030 fi
1031
1032 if test "$ac_cv_header_sys_statfs_h" = "yes"
1033 then
1034     AC_CACHE_CHECK( [whether sys/statfs.h defines statfs],
1035                     wine_cv_sys_statfs_has_statfs,
1036         AC_TRY_COMPILE([
1037         #include <sys/types.h>
1038         #ifdef HAVE_SYS_PARAM_H
1039         # include <sys/param.h>
1040         #endif
1041         #include <sys/statfs.h>
1042         ],[
1043                 struct statfs stfs;
1044         ],wine_cv_sys_statfs_has_statfs=yes,wine_cv_sys_statfs_has_statfs=no
1045         )
1046     )
1047     if test "$wine_cv_sys_statfs_has_statfs" = "yes"
1048     then
1049       AC_DEFINE(STATFS_DEFINED_BY_SYS_STATFS, 1,
1050                 [Define if the struct statfs is defined by <sys/statfs.h>])
1051     fi
1052 fi
1053
1054 if test "$ac_cv_header_sys_mount_h" = "yes"
1055 then
1056     AC_CACHE_CHECK( [whether sys/mount.h defines statfs],
1057                     wine_cv_sys_mount_has_statfs,
1058         AC_TRY_COMPILE([
1059         #include <sys/types.h>
1060         #ifdef HAVE_SYS_PARAM_H
1061         # include <sys/param.h>
1062         #endif
1063         #include <sys/mount.h>
1064         ],[
1065                 struct statfs stfs;
1066         ],wine_cv_sys_mount_has_statfs=yes,wine_cv_sys_mount_has_statfs=no
1067         )
1068     )
1069     if test "$wine_cv_sys_mount_has_statfs" = "yes"
1070     then
1071       AC_DEFINE(STATFS_DEFINED_BY_SYS_MOUNT, 1,
1072                 [Define if the struct statfs is defined by <sys/mount.h>])
1073     fi
1074 fi
1075
1076 dnl **** FIXME: what about mixed cases, where we need two of them? ***
1077
1078 AC_CACHE_CHECK( [for statfs.f_bfree], wine_cv_statfs_bfree,
1079   [ if test "x$statfs_bfree" = "xno"
1080     then
1081         wine_cv_statfs_bfree=no
1082     else
1083         AC_TRY_COMPILE([
1084         #include <sys/types.h>
1085         #ifdef HAVE_SYS_PARAM_H
1086         # include <sys/param.h>
1087         #endif
1088         #ifdef STATFS_DEFINED_BY_SYS_MOUNT
1089         # include <sys/mount.h>
1090         #else
1091         # ifdef STATFS_DEFINED_BY_SYS_VFS
1092         #  include <sys/vfs.h>
1093         # else
1094         #  ifdef STATFS_DEFINED_BY_SYS_STATFS
1095         #   include <sys/statfs.h>
1096         #  endif
1097         # endif
1098         #endif
1099         ],[
1100                 struct statfs stfs;
1101
1102                 stfs.f_bfree++;
1103         ],wine_cv_statfs_bfree=yes,wine_cv_statfs_bfree=no
1104         )
1105     fi ] )
1106 if test "$wine_cv_statfs_bfree" = "yes"
1107 then
1108   AC_DEFINE(STATFS_HAS_BFREE, 1, [Define if the struct statfs has the member bfree])
1109 fi
1110
1111 AC_CACHE_CHECK( [for statfs.f_bavail], wine_cv_statfs_bavail,
1112   [ if test "x$statfs_bavail" = "xno"
1113     then
1114         wine_cv_statfs_bavail=no
1115     else
1116         AC_TRY_COMPILE([
1117         #include <sys/types.h>
1118         #ifdef HAVE_SYS_PARAM_H
1119         # include <sys/param.h>
1120         #endif
1121         #ifdef STATFS_DEFINED_BY_SYS_MOUNT
1122         # include <sys/mount.h>
1123         #else
1124         # ifdef STATFS_DEFINED_BY_SYS_VFS
1125         #  include <sys/vfs.h>
1126         # else
1127         #  ifdef STATFS_DEFINED_BY_SYS_STATFS
1128         #   include <sys/statfs.h>
1129         #  endif
1130         # endif
1131         #endif
1132         ],[
1133                 struct statfs stfs;
1134
1135                 stfs.f_bavail++;
1136         ],wine_cv_statfs_bavail=yes,wine_cv_statfs_bavail=no
1137         )
1138     fi ] )
1139 if test "$wine_cv_statfs_bavail" = "yes"
1140 then
1141   AC_DEFINE(STATFS_HAS_BAVAIL, 1, [Define if the struct statfs has the member bavail])
1142 fi
1143
1144 dnl *** check for file descriptor passing with msg_accrights
1145
1146 AC_CACHE_CHECK([for msg_accrights in struct msghdr], ac_cv_c_msg_accrights,
1147  AC_TRY_COMPILE([#include <sys/types.h>
1148 #include <sys/socket.h>],[struct msghdr hdr; hdr.msg_accrights=0],
1149                 ac_cv_c_msg_accrights="yes", ac_cv_c_msg_accrights="no"))
1150 if test "$ac_cv_c_msg_accrights" = "yes"
1151 then
1152     AC_DEFINE(HAVE_MSGHDR_ACCRIGHTS, 1, [Define if struct msghdr contains msg_accrights])
1153 fi
1154
1155 dnl *** Check for the sa_len member in struct sockaddr
1156
1157 AC_CACHE_CHECK([for sa_len in struct sockaddr], ac_cv_c_sockaddr_sa_len,
1158  AC_TRY_COMPILE([#include <sys/types.h>
1159 #include <sys/socket.h>
1160 ], [static struct sockaddr addr; addr.sa_len = 1],
1161                 ac_cv_c_sockaddr_sa_len="yes", ac_cv_c_sockaddr_sa_len="no"))
1162 if test "$ac_cv_c_sockaddr_sa_len" = "yes"
1163 then
1164     AC_DEFINE(HAVE_SOCKADDR_SA_LEN, 1, [Define if struct sockaddr contains sa_len])
1165 fi
1166
1167 dnl *** Check for the sun_len member in struct sockaddr_un
1168
1169 AC_CACHE_CHECK([for sun_len in struct sockaddr_un], ac_cv_c_sockaddr_sun_len,
1170  AC_TRY_COMPILE([#include <sys/types.h>
1171 #include <sys/socket.h>
1172 #include <sys/un.h>], [static struct sockaddr_un addr; addr.sun_len = 1],
1173                 ac_cv_c_sockaddr_sun_len="yes", ac_cv_c_sockaddr_sun_len="no"))
1174 if test "$ac_cv_c_sockaddr_sun_len" = "yes"
1175 then
1176     AC_DEFINE(HAVE_SOCKADDR_SUN_LEN, 1, [Define if struct sockaddr_un contains sun_len])
1177 fi
1178
1179 dnl *** check for the need to define __i386__
1180
1181 AC_CACHE_CHECK([whether we need to define __i386__],ac_cv_cpp_def_i386,
1182  AC_EGREP_CPP(yes,[#if (defined(i386) || defined(__i386)) && !defined(__i386__)
1183 yes
1184 #endif],
1185  ac_cv_cpp_def_i386="yes", ac_cv_cpp_def_i386="no"))
1186 if test "$ac_cv_cpp_def_i386" = "yes"
1187 then
1188     CFLAGS="$CFLAGS -D__i386__"
1189     LINTFLAGS="$LINTFLAGS -D__i386__"
1190 fi
1191
1192 dnl $GCC is set by autoconf
1193 GCC_NO_BUILTIN=""
1194 if test "$GCC" = "yes"
1195 then
1196     GCC_NO_BUILTIN="-fno-builtin"
1197 fi
1198 AC_SUBST(GCC_NO_BUILTIN)
1199
1200 dnl **** Generate output files ****
1201
1202 AC_DEFINE(__WINE_CONFIG_H, 1,
1203           [This must always be defined to allow checking for config.h inclusion])
1204
1205 AC_OUTPUT_COMMANDS([
1206 extra_subdirs="\
1207 dlls/ddraw/d3ddevice \
1208 dlls/ddraw/dclipper \
1209 dlls/ddraw/ddraw \
1210 dlls/ddraw/direct3d \
1211 dlls/ddraw/dpalette \
1212 dlls/ddraw/dsurface \
1213 dlls/dinput/joystick \
1214 dlls/dinput/keyboard \
1215 dlls/dinput/mouse \
1216 dlls/kernel/messages \
1217 dlls/user/dde \
1218 dlls/user/resources \
1219 dlls/wineps/data \
1220 "
1221 for i in $extra_subdirs; do [ -d $i ] || (echo "creating $i" && mkdir $i); done ])
1222
1223 MAKE_RULES=Make.rules
1224 AC_SUBST_FILE(MAKE_RULES)
1225
1226 MAKE_DLL_RULES=dlls/Makedll.rules
1227 AC_SUBST_FILE(MAKE_DLL_RULES)
1228
1229 MAKE_PROG_RULES=programs/Makeprog.rules
1230 AC_SUBST_FILE(MAKE_PROG_RULES)
1231
1232 AC_OUTPUT([
1233 Make.rules
1234 dlls/Makedll.rules
1235 programs/Makeprog.rules
1236 Makefile
1237 console/Makefile
1238 controls/Makefile
1239 debugger/Makefile
1240 dlls/Makefile
1241 dlls/advapi32/Makefile
1242 dlls/avicap32/Makefile
1243 dlls/avifil32/Makefile
1244 dlls/comctl32/Makefile
1245 dlls/commdlg/Makefile
1246 dlls/crtdll/Makefile
1247 dlls/crypt32/Makefile
1248 dlls/dciman32/Makefile
1249 dlls/ddraw/Makefile
1250 dlls/devenum/Makefile
1251 dlls/dinput/Makefile
1252 dlls/dplay/Makefile
1253 dlls/dplayx/Makefile
1254 dlls/dsound/Makefile
1255 dlls/gdi/Makefile
1256 dlls/glu32/Makefile
1257 dlls/icmp/Makefile
1258 dlls/imagehlp/Makefile
1259 dlls/imm32/Makefile
1260 dlls/kernel/Makefile
1261 dlls/lzexpand/Makefile
1262 dlls/mapi32/Makefile
1263 dlls/mpr/Makefile
1264 dlls/msacm/Makefile
1265 dlls/msdmo/Makefile
1266 dlls/msimg32/Makefile
1267 dlls/msnet32/Makefile
1268 dlls/msrle32/Makefile
1269 dlls/msvcrt/Makefile
1270 dlls/msvcrt20/Makefile
1271 dlls/msvideo/Makefile
1272 dlls/netapi32/Makefile
1273 dlls/ntdll/Makefile
1274 dlls/odbc32/Makefile
1275 dlls/ole32/Makefile
1276 dlls/oleaut32/Makefile
1277 dlls/olecli/Makefile
1278 dlls/oledlg/Makefile
1279 dlls/olepro32/Makefile
1280 dlls/olesvr/Makefile
1281 dlls/opengl32/Makefile
1282 dlls/psapi/Makefile
1283 dlls/qcap/Makefile
1284 dlls/quartz/Makefile
1285 dlls/rasapi32/Makefile
1286 dlls/richedit/Makefile
1287 dlls/rpcrt4/Makefile
1288 dlls/serialui/Makefile
1289 dlls/setupapi/Makefile
1290 dlls/shdocvw/Makefile
1291 dlls/shell32/Makefile
1292 dlls/shfolder/Makefile
1293 dlls/shlwapi/Makefile
1294 dlls/sti/Makefile
1295 dlls/tapi32/Makefile
1296 dlls/ttydrv/Makefile
1297 dlls/url/Makefile
1298 dlls/urlmon/Makefile
1299 dlls/user/Makefile
1300 dlls/version/Makefile
1301 dlls/win32s/Makefile
1302 dlls/winaspi/Makefile
1303 dlls/winedos/Makefile
1304 dlls/wineps/Makefile
1305 dlls/wininet/Makefile
1306 dlls/winmm/Makefile
1307 dlls/winmm/joystick/Makefile
1308 dlls/winmm/mcianim/Makefile
1309 dlls/winmm/mciavi/Makefile
1310 dlls/winmm/mcicda/Makefile
1311 dlls/winmm/mciseq/Makefile
1312 dlls/winmm/mciwave/Makefile
1313 dlls/winmm/midimap/Makefile
1314 dlls/winmm/wavemap/Makefile
1315 dlls/winmm/wineoss/Makefile
1316 dlls/winnls/Makefile
1317 dlls/winsock/Makefile
1318 dlls/winspool/Makefile
1319 dlls/wintrust/Makefile
1320 dlls/wow32/Makefile
1321 dlls/wsock32/Makefile
1322 dlls/x11drv/Makefile
1323 documentation/Makefile
1324 documentation/wine.conf.man
1325 documentation/wine.man
1326 files/Makefile
1327 graphics/Makefile
1328 graphics/enhmetafiledrv/Makefile
1329 graphics/metafiledrv/Makefile
1330 graphics/win16drv/Makefile
1331 graphics/x11drv/Makefile
1332 if1632/Makefile
1333 include/Makefile
1334 library/Makefile
1335 libtest/Makefile
1336 loader/Makefile
1337 loader/ne/Makefile
1338 memory/Makefile
1339 misc/Makefile
1340 miscemu/Makefile
1341 msdos/Makefile
1342 objects/Makefile
1343 ole/Makefile
1344 programs/Makefile
1345 programs/avitools/Makefile
1346 programs/clock/Makefile
1347 programs/cmdlgtst/Makefile
1348 programs/control/Makefile
1349 programs/notepad/Makefile
1350 programs/osversioncheck/Makefile
1351 programs/progman/Makefile
1352 programs/regapi/Makefile
1353 programs/regtest/Makefile
1354 programs/uninstaller/Makefile
1355 programs/view/Makefile
1356 programs/wcmd/Makefile
1357 programs/wineconsole/Makefile
1358 programs/winemine/Makefile
1359 programs/winetest/Makefile
1360 programs/winhelp/Makefile
1361 programs/winver/Makefile
1362 relay32/Makefile
1363 scheduler/Makefile
1364 server/Makefile
1365 tools/Makefile
1366 tools/winapi/Makefile
1367 tools/winebuild/Makefile
1368 tools/winedump/Makefile
1369 tools/winelauncher
1370 tools/wmc/Makefile
1371 tools/wrc/Makefile
1372 tsx11/Makefile
1373 unicode/Makefile
1374 win32/Makefile
1375 windows/Makefile
1376 windows/x11drv/Makefile ])
1377
1378 if test "$have_x" = "no"
1379 then
1380   echo
1381   echo "*** Warning: X development files not found. Wine will be built without"
1382   echo "*** X support, which currently does not work, and would probably not be"
1383   echo "*** what you want anyway. You will need to install devel packages of"
1384   echo "*** Xlib/Xfree86 at the very least."
1385 fi
1386
1387 if test "$ac_cv_lib_ncurses_resizeterm" = "no" -a "$ac_cv_lib_ncurses_waddch" = "yes"
1388 then
1389   echo
1390   echo "*** Warning: resizeterm not found in ncurses. Wine will be built without"
1391   echo "*** terminal resize support. Consider upgrading ncurses."
1392 fi
1393
1394 if test "$wine_cv_libc_reentrant" = "no" 
1395 then
1396   echo
1397   echo "*** Warning: non-reentrant libc detected. Wine will be build without"
1398   echo "*** thread support. Consider upgrading libc to a more recent"
1399   echo "*** reentrant version of libc."
1400 fi
1401
1402 if test "$wine_cv_opengl_version_OK" = "no"
1403 then
1404   echo
1405   echo "*** Warning: old Mesa headers detected. Wine will be built without Direct3D"
1406   echo "*** support. Consider upgrading your Mesa libraries (http://www.mesa3d.org/)."
1407 fi
1408
1409 if test "$wine_cv_opengl_version_threadsafe" = "yes" -a $OPENGL = "normal"
1410 then
1411   echo
1412   echo "*** Warning: the OpenGL version you have installed relies on libpthread for"
1413   echo "*** thread-safety. To prevent crashes, OpenGL support has been removed."
1414   echo "*** A fix for glibc 2.1.3 that seems to work is included in this version of Wine,"
1415   echo "*** start configure with '--enable-opengl' to force OpenGL support."
1416 fi
1417
1418 if test "$wine_cv_opengl_version_threadsafe" = "yes" -a $OPENGL = "yes"
1419 then
1420   echo
1421   echo "*** Warning: you explicitly linked in a thread-safe OpenGL version. If you"
1422   echo "*** experience unusual crashes on DirectDraw games, try first to disable OpenGL"
1423   echo "*** support before reporting bugs."
1424 fi
1425
1426 if test "$wine_cv_warn_cups_h" = "yes"
1427 then
1428   echo
1429   echo "*** Note: You have cups runtime libraries, but no development"
1430   echo "*** libraries. Install the cups-devel package or whichever package"
1431   echo "*** contains cups.h to enable CUPS support in WINE."
1432 fi
1433
1434 if test "$wine_cv_msg_freetype" = "yes"
1435 then
1436   echo
1437   echo "*** Note: Your system appears to have the FreeType 2 runtime libraries"
1438   echo "*** installed, but either 'freetype-config' is not in your PATH or"
1439   echo "*** you do not have the FreeType include files.  Install the"
1440   echo "*** freetype-devel package (or its equivalent on your distribution) to"
1441   echo "*** enable Wine to use TrueType fonts."
1442 fi
1443
1444 echo
1445 echo "Configure finished.  Do 'make depend && make' to compile Wine."
1446 echo
1447
1448 dnl Local Variables:
1449 dnl comment-start: "dnl "
1450 dnl comment-end: ""
1451 dnl comment-start-skip: "\\bdnl\\b\\s *"
1452 dnl compile-command: "autoconf"
1453 dnl End: