1 dnl == autoconf source for the Glasgow FP tools ==
2 dnl (run "grep '^dnl \*' configure.in | sed -e 's/dnl / /g; s/\*\*/ +/g;'"
3 dnl (or some such) to see the outline of this file)
6 # (c) The AQUA Project, Glasgow University, 1994-1998
8 # Configure script template for the Glasgow functional programming tools
10 # Process with 'autoconf' to get a working configure script.
12 # For the generated configure script, do "./configure --help" to
13 # see what flags are available. (Better yet, read the documentation!)
16 # First off, a distrib sanity check..
17 AC_INIT(mk/config.mk.in)
19 dnl * Declare subdirectories that have a private configure script
21 dnl After the toplevel configuration is complete, the script will recurse into
22 dnl these subdirectories (the use of cache values makes repeated checks cheap)
23 dnl (We probably have to add hslibs/{OpenGL,GLUT} here later...)
24 AC_CONFIG_SUBDIRS(ghc)
26 # -------------------------------------------------------------------------
27 # Prepare to generate the following header files
30 AC_CONFIG_HEADER(mk/config.h)
32 # No, semi-sadly, we don't do `--srcdir'...
33 if test x"$srcdir" != 'x.' ; then
34 echo "This configuration does not support the \`--srcdir' option.."
39 # Remove common automounter nonsense + convert from UNC to DOS style paths
40 # (UNC awareness isn't quite there yet for cygwin32-beta18 and consituent tools.)
43 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^/grasp_tmp|/local/grasp_tmp|' | sed 's|^//\(.\)/|\1:/|' `
46 echo "*** The top of your build tree is: $hardtop"
47 # subst of hardtop is done below after we've computed hardtop_plat.
49 dnl--------------------------------------------------------------------
50 dnl * Choose host(/target/build) platform
51 dnl--------------------------------------------------------------------
53 dnl Guess host/target/build platform(s) if necessary.
56 # "$host" defaults to "$target"
57 if test "x$host" = xNONE ; then
61 dnl ** canonicalize platform names
62 BuildPlatform=`/bin/sh $srcdir/config.sub $build` || exit 1
63 HostPlatform=`/bin/sh $srcdir/config.sub $host` || exit 1
64 TargetPlatform=`/bin/sh $srcdir/config.sub $target` || exit 1
66 if test x"$TargetPlatform" != x"$HostPlatform" ; then
67 echo "GHC configuration does not support differing host/target (i.e., cross-compiling)"
73 # The following will be more difficult when we *are* cross-compiling.
74 # Suitable names to slam in *_CPP are in platform.h.in.
75 # We also record the architecture, vendor, and operating system (OS)
78 alpha*-dec-osf[[12]]*)
79 HostPlatform=alpha-dec-osf1 # canonicalise for our purposes
80 TargetPlatform=alpha-dec-osf1 # this will work for now... (hack)
81 BuildPlatform=alpha-dec-osf1 # hack
82 HostPlatform_CPP='alpha_dec_osf1'
87 alpha*-dec-osf[[345]]*)
88 HostPlatform=alpha-dec-osf3 # canonicalise for our purposes
89 TargetPlatform=alpha-dec-osf3 # this will work for now... (hack)
90 BuildPlatform=alpha-dec-osf3 # hack
91 HostPlatform_CPP='alpha_dec_osf3'
97 HostPlatform=alpha-unknown-linux
98 TargetPlatform=alpha-unknown-linux
99 BuildPlatform=alpha-unknown-linux
100 HostPlatform_CPP='alpha_unknown_linux'
102 HostVendor_CPP='unknown'
105 alpha*-unknown-freebsd*)
106 HostPlatform=alpha-unknown-freebsd
107 TargetPlatform=alpha-unknown-freebsd
108 BuildPlatform=alpha-unknown-freebsd
109 HostPlatform_CPP='alpha_unknown_freebsd'
111 HostVendor_CPP='unknown'
115 HostPlatform=hppa1.1-hp-hpux # canonicalise for our purposes (hack)
116 TargetPlatform=hppa1.1-hp-hpux
117 BuildPlatform=hppa1.1-hp-hpux
118 HostPlatform_CPP='hppa1_1_hp_hpux'
119 HostArch_CPP='hppa1_1'
123 i[[3456]]86-*-linuxaout*)
124 HostPlatform=i386-unknown-linuxaout # hack again
125 TargetPlatform=i386-unknown-linuxaout
126 BuildPlatform=i386-unknown-linuxaout
127 HostPlatform_CPP='i386_unknown_linuxaout'
129 HostVendor_CPP='unknown'
130 HostOS_CPP='linuxaout'
132 i[[3456]]86-*-linux*)
133 HostPlatform=i386-unknown-linux # hack again
134 TargetPlatform=i386-unknown-linux
135 BuildPlatform=i386-unknown-linux
136 HostPlatform_CPP='i386_unknown_linux'
138 HostVendor_CPP='unknown'
141 i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
142 HostPlatform=i386-unknown-freebsd # hack again
143 TargetPlatform=i386-unknown-freebsd
144 BuildPlatform=i386-unknown-freebsd
145 HostPlatform_CPP='i386_unknown_freebsd'
147 HostVendor_CPP='unknown'
150 i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
151 HostPlatform=i386-unknown-freebsd2 # hack again
152 TargetPlatform=i386-unknown-freebsd2
153 BuildPlatform=i386-unknown-freebsd2
154 HostPlatform_CPP='i386_unknown_freebsd2'
156 HostVendor_CPP='unknown'
157 HostOS_CPP='freebsd2'
159 i[[3456]]86-*-netbsd*)
160 HostPlatform=i386-unknown-netbsd # hack again
161 TargetPlatform=i386-unknown-netbsd
162 BuildPlatform=i386-unknown-netbsd
163 HostPlatform_CPP='i386_unknown_netbsd'
165 HostVendor_CPP='unknown'
168 i[[3456]]86-*-openbsd*)
169 HostPlatform=i386-unknown-openbsd # hack again
170 TargetPlatform=i386-unknown-openbsd
171 BuildPlatform=i386-unknown-openbsd
172 HostPlatform_CPP='i386_unknown_openbsd'
174 HostVendor_CPP='unknown'
177 i[[3456]]86-*-solaris2*)
178 HostPlatform=i386-unknown-solaris2 # hack again
179 TargetPlatform=i386-unknown-solaris2
180 BuildPlatform=i386-unknown-solaris2
181 HostPlatform_CPP='i386_unknown_solaris2'
183 HostVendor_CPP='unknown'
184 HostOS_CPP='solaris2'
186 i[[3456]]86-*-cygwin*)
187 HostPlatform=i386-unknown-cygwin32 # hack again
188 TargetPlatform=i386-unknown-cygwin32
189 BuildPlatform=i386-unknown-cygwin32
190 HostPlatform_CPP='i386_unknown_cygwin32'
192 HostVendor_CPP='unknown'
193 HostOS_CPP='cygwin32'
196 i[[3456]]86-*-mingw32*)
197 HostPlatform=i386-unknown-mingw32 # hack again
198 TargetPlatform=i386-unknown-mingw32
199 BuildPlatform=i386-unknown-mingw32
200 HostPlatform_CPP='i386_unknown_mingw32'
202 HostVendor_CPP='unknown'
207 HostPlatform=ia64-unknown-linux # hack again
208 TargetPlatform=ia64-unknown-linux
209 BuildPlatform=ia64-unknown-linux
210 HostPlatform_CPP='ia64_unknown_linux'
212 HostVendor_CPP='unknown'
216 HostPlatform_CPP='m68k_next_nextstep2'
218 HostVendor_CPP='next'
219 HostOS_CPP='nextstep2'
222 HostPlatform_CPP='m68k_next_nextstep3'
224 HostVendor_CPP='next'
225 HostOS_CPP='nextstep3'
227 i[[3456]]86-next-nextstep3)
228 HostPlatform=i386-next-nextstep3 # hack again
229 TargetPlatform=i386-next-nextstep3
230 BuildPlatform=i386-next-nextstep3
231 HostPlatform_CPP='i386_next_nextstep3'
233 HostVendor_CPP='next'
234 HostOS_CPP='nextstep3'
237 HostPlatform=m68k-unknown-openbsd
238 TargetPlatform=m68k-unknown-openbsd
239 BuildPlatform=m68k-unknown-openbsd
240 HostPlatform_CPP='m68k_unknown_openbsd'
242 HostVendor_CPP='unknown'
246 HostPlatform=m68k-sun-sunos4
247 TargetPlatform=m68k-sun-sunos4 #hack
248 BuildPlatform=m68k-sun-sunos4 #hack
249 HostPlatform_CPP='m68k_sun_sunos4'
255 HostPlatform_CPP='mips_dec_ultrix'
256 HostArch_CPP='mipsel' # NB a little different
261 HostPlatform=mips-sgi-irix
262 TargetPlatform=mips-sgi-irix #hack
263 BuildPlatform=mips-sgi-irix #hack
264 HostPlatform_CPP='mips_sgi_irix'
265 HostArch_CPP='mipseb' # NB a little different
270 HostPlatform=rs6000-ibm-aix
271 TargetPlatform=rs6000-ibm-aix #hack
272 BuildPlatform=rs6000-ibm-aix #hack
273 HostPlatform_CPP='rs6000_ibm_aix'
274 HostArch_CPP='rs6000'
279 HostPlatform=powerpc-ibm-aix
280 TargetPlatform=powerpc-ibm-aix #hack
281 BuildPlatform=powerpc-ibm-aix #hack
282 HostPlatform_CPP='powerpc_ibm_aix'
283 HostArch_CPP='powerpc'
287 powerpc-apple-darwin*)
288 HostPlatform=powerpc-apple-darwin
289 TargetPlatform=powerpc-apple-darwin #hack
290 BuildPlatform=powerpc-apple-darwin #hack
291 HostPlatform_CPP='powerpc_apple_darwin'
292 HostArch_CPP='powerpc'
293 HostVendor_CPP='apple'
297 HostPlatform=sparc-sun-sunos4
298 TargetPlatform=sparc-sun-sunos4 #hack
299 BuildPlatform=sparc-sun-sunos4 #hack
300 HostPlatform_CPP='sparc_sun_sunos4'
306 HostPlatform=sparc-sun-solaris2
307 TargetPlatform=sparc-sun-solaris2 #hack
308 BuildPlatform=sparc-sun-solaris2 #hack
309 HostPlatform_CPP='sparc_sun_solaris2'
312 HostOS_CPP='solaris2'
315 echo "Unrecognised platform: $HostPlatform"
319 echo "Canonicalised to: $HostPlatform"
320 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
321 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
323 BuildPlatform_CPP=$HostPlatform_CPP
324 TargetPlatform_CPP=$HostPlatform_CPP
325 BuildArch_CPP=$HostArch_CPP
326 TargetArch_CPP=$HostArch_CPP
327 BuildOS_CPP=$HostOS_CPP
329 TargetOS_CPP=$HostOS_CPP
330 BuildVendor_CPP=$HostVendor_CPP
331 TargetVendor_CPP=$HostVendor_CPP
333 dnl Cannot afford all these SUBSTs (because of braindead seds w/ 99 cmd limits)
334 dnl AC_SUBST(BuildPlatform)
336 AC_SUBST(HostPlatform)
337 AC_SUBST(TargetPlatform)
338 AC_SUBST(HostPlatform_CPP)
339 dnl AC_SUBST(BuildPlatform_CPP)
340 dnl AC_SUBST(TargetPlatform_CPP)
342 AC_SUBST(HostArch_CPP)
343 dnl AC_SUBST(BuildArch_CPP)
344 dnl AC_SUBST(TargetArch_CPP)
347 AC_SUBST(HostOS_Full)
348 dnl AC_SUBST(BuildOS_CPP)
349 dnl AC_SUBST(TargetOS_CPP)
351 AC_SUBST(HostVendor_CPP)
352 dnl AC_SUBST(BuildVendor_CPP)
353 dnl AC_SUBST(TargetVendor_CPP)
358 # The native format for 'hardtop' (i.e., right kind of slashes on a Win32 box).
359 # (but with b-slashes being escaped).
360 case $HostPlatform in
361 i386-unknown-mingw32 | i386-unknown-cygwin32)
362 # get rid off /cygdrive/ prefix
363 hardtop=`echo ${hardtop} | sed -e 's%^/cygdrive/\(.\)/%\1:/%' `
364 hardtop_plat=`cygpath -w ${hardtop} | sed -e 's@\\\\@\\\\\\\\@g' `
367 hardtop_plat=${hardtop}
371 AC_SUBST(hardtop_plat)
373 dnl --------------------------------------------------------------
374 dnl * Project specific configuration options
375 dnl --------------------------------------------------------------
376 dnl What follows is a bunch of options that can either be configured
377 dnl through command line options to the configure script or by
378 dnl supplying defns in the build tree's mk/build.mk. Having the option to
379 dnl use either is considered a Feature.
381 dnl ** What command to use to compile compiler sources ?
382 dnl --------------------------------------------------------------
385 [ --with-ghc=<haskell compiler>
386 Use a command different from 'ghc' to compile GHC-specific Haskell code
387 (including GHC itself).
389 [ WithGhc="$withval" ],
391 if test "$GHC" = ""; then
392 AC_PATH_PROG(GHC,ghc)
400 [ --with-hc=<haskell compiler>
401 Use a command different from 'ghc' to compile generic Haskell code.
408 if test "$WithGhc" != ""; then
409 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
410 AC_SUBST(GhcVersion)dnl
411 AC_SUBST(GhcMajVersion)dnl
412 AC_SUBST(GhcMinVersion)dnl
413 AC_SUBST(GhcPatchLevel)dnl
416 AC_PATH_PROGS(NHC,nhc nhc98)
417 AC_PATH_PROG(HBC,hbc)
419 dnl ** Which gcc to use?
420 dnl --------------------------------------------------------------
422 [ --with-gcc=<gcc command>
423 Use a different command instead of 'gcc' for the GNU C compiler.
425 [WhatGccIsCalled="$withval"
427 [WhatGccIsCalled="gcc"]
429 AC_SUBST(WhatGccIsCalled)
431 dnl ** Booting from .hc files?
432 dnl --------------------------------------------------------------
433 AC_ARG_ENABLE(hc-boot,
435 Boot the Glasgow Haskell Compiler from intermediate .hc files.
436 (This option is mostly of interest to porters.)
441 AC_SUBST(BootingFromHc)
443 dnl ** Booting from unregisterised .hc files?
444 dnl --------------------------------------------------------------
445 AC_ARG_ENABLE(hc-boot-unregisterised,
446 [ --enable-hc-boot-unregisterised
447 With --enable-hc-boot, treat the intermediate .hc files as
448 unregisterised rather than registerised code.
449 (This option is mostly of interest to porters.)
451 [BootingFromUnregisterisedHc=YES],
452 [BootingFromUnregisterisedHc=NO]
454 AC_SUBST(BootingFromUnregisterisedHc)
456 if test "$BootingFromHc" = "NO"; then
457 if test "$BootingFromUnregisterisedHc" = "YES"; then
458 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
463 dnl ** Enable multi-thread friendly RTS?
464 dnl --------------------------------------------------------------
465 AC_ARG_ENABLE(threaded-rts,
466 [ --enable-threaded-rts
467 Support better interop with OS threads.
472 AC_SUBST(ThreadedRts)
474 dnl ** Enable the construction of Win32 DLLs?
475 dnl --------------------------------------------------------------
476 AC_ARG_ENABLE(win32-dlls,
477 [ --enable-win32-dlls
478 If on a Win32 platform running mingw32/cygwin, enable the
479 construction of DLLs containing ghc-compiled code.
485 *) echo "Unrecognised win32 platform: $HostPlatform"
493 AC_SUBST(EnableWin32DLLs)
494 if test x"$EnableWin32DLLs" = "xYES" ; then
495 AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
498 dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
499 dnl --------------------------------------------------------------
500 AC_ARG_ENABLE(hopengl,
502 Build HOpenGL, a Haskell binding for OpenGL/GLUT, too.
503 (This option is only relevant when hslibs are built.)
505 [GhcLibsWithHOpenGL=YES],
506 [GhcLibsWithHOpenGL=NO]
508 AC_SUBST(GhcLibsWithHOpenGL)
510 dnl ** Use a specific version of the GLUT API
511 dnl --------------------------------------------------------------
512 AC_ARG_WITH(glut-api,
513 [ --with-glut-api=<version>
514 Use a specific version of the GLUT API when building HOpenGL.
516 test -n "$with_glut_api" && CPPFLAGS="$CPPFLAGS -DGLUT_API_VERSION=$with_glut_api"
519 dnl ** Use a specific version of the GLUT API
520 dnl --------------------------------------------------------------
521 AC_ARG_WITH(glut-xlib,
522 [ --with-glut-xlib=<version>
523 Use a specific version of the GLUT Xlib implementation when building HOpenGL.
525 test -n "$with_glut_xlib" && CPPFLAGS="$CPPFLAGS -DGLUT_XLIB_IMPLEMENTATION=$with_glut_xlib"
530 dnl --------------------------------------------------------------
531 dnl End of configure script option section
532 dnl --------------------------------------------------------------
535 dnl --------------------------------------------------------------
536 dnl * General configuration checks
537 dnl --------------------------------------------------------------
542 dnl ** look for `perl', but only in /bin on Windows
545 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
546 if test -z "$PerlCmd"; then
547 echo "You must install the version of Perl shipped with GHC"
548 echo "(or a compatible one) in /bin."
553 AC_PATH_PROG(PerlCmd,perl)
554 if test -z "$PerlCmd"; then
555 echo "You must install perl before you can continue"
556 echo "Perhaps it is already installed, but not in your PATH?"
559 FPTOOLS_CHECK_PERL_VERSION
564 dnl ** does #! path/to/perl work? (sometimes it's too long...)
567 dnl ** look for GCC and find out which version
568 dnl Figure out which C compiler to use. Gcc is preferred.
569 dnl If gcc, make sure it's at least 2.1
574 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
577 dnl ** Without optimization some INLINE trickery fails for GHCi
580 dnl ** Try to add -mno-cygwin to the C compiler options for mingw32 targets
581 if test x"$TargetOS_CPP" = x"mingw32"; then
582 FPTOOLS_CC_FLAG(-mno-cygwin,CC_SUPPORTS_MNO_CYGWIN)
583 SRC_CC_OPTS="$CC_SUPPORTS_MNO_CYGWIN $SRC_CC_OPTS"
584 CPPFLAGS="$CC_SUPPORTS_MNO_CYGWIN $CPPFLAGS"
586 AC_SUBST(SRC_CC_OPTS)
588 dnl ** figure out how to do context diffs
591 dnl ** Find find command (for Win32's benefit)
594 dnl ** look for a decent parser generator (bison preferred)
595 dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
596 dnl on the suitability of the 'yacc' returned.)
599 dnl ** Find lex command (lex or flex) - *doesn't* use autoconf's
600 dnl AC_PROG_LEX, since it doesn't actually check whether 'lex'
601 dnl exists if 'flex' doesn't.
604 dnl ** figure out how to do a BSD-ish install
607 dnl If you can run configure, you certainly have /bin/sh
608 AC_DEFINE(HAVE_BIN_SH)
610 dnl ** how to invoke `ar' and `ranlib'
611 FPTOOLS_PROG_AR_AND_RANLIB
613 dnl ** Check to see whether ln -s works
617 dnl ** Find the path to sed
618 AC_PATH_PROG(SedCmd,sed)
621 dnl ** check for time command
622 AC_PATH_PROG(TimeCmd,time)
626 dnl if GNU tar is named gtar, look for it first.
627 AC_PATH_PROGS(TarCmd,gtar tar,tar)
629 dnl ** check for gzip/compress
630 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
632 dnl ** check for jade/openjade & determine a working catalog
633 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
634 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
635 /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*)
636 if test -z "$Catalog"; then
637 AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
640 yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
646 Catalog=`cygpath -w $hardtop/$Catalog`
648 *) Catalog=$hardtop/$Catalog
655 compress_nm=`basename $CompressCmd`
656 if test x"$compress_nm" = xgzip; then
657 CompressCmd="$CompressCmd -d"
662 AC_SUBST(CompressCmd)
663 AC_SUBST(CompressSuffix)
665 AC_ARG_ENABLE(src-tree-happy,
666 [ --enable-src-tree-happy
667 Build and use source tree (fptools/happy) version of happy.
669 [UseSrcTreeHappy=YES],
672 dnl ** check for installed happy binary + version
673 dnl (don't do it if we're booting from .hc files though.)
674 if test "$BootingFromHc" = "NO"; then
678 AC_ARG_ENABLE(src-tree-haddock,
679 [ --enable-src-tree-haddock
680 Build and use source tree (fptools/haddock) version of haddock.
682 [UseSrcTreeHaddock=YES],
683 [UseSrcTreeHaddock=NO]
685 dnl ** check for installed haddock
688 dnl --------------------------------------------------
689 dnl ### program checking section ends here ###
690 dnl --------------------------------------------------
692 dnl --------------------------------------------------
693 dnl * Platform header file and syscall feature tests
694 dnl ### checking the state of the local header files and syscalls ###
696 dnl ** check for full ANSI header (.h) files
699 dnl ** check for specific header (.h) files that we are interested in
700 AC_CHECK_HEADERS(Files.h arpa/inet.h assert.h console.h ctype.h dirent.h errno.h fcntl.h float.h ftw.h grp.h ieee754.h inttypes.h limits.h malloc.h memory.h nlist.h pascal.h pwd.h sgtty.h siginfo.h signal.h stat.h stdint.h stdlib.h stddef.h stdarg.h string.h sys/fault.h sys/file.h sys/ioctl.h sys/limits.h sys/mman.h sys/param.h sys/procfs.h sys/resource.h sys/signal.h sys/socket.h netdb.h netinet/in.h netinet/tcp.h sys/stat.h sys/syscall.h sys/time.h sys/timeb.h sys/timers.h sys/times.h sys/types.h sys/un.h sys/utsname.h sys/vadvise.h sys/wait.h termio.h termios.h time.h types.h unistd.h utime.h values.h vfork.h bfd.h winsock.h pthread.h sys/uio.h)
702 AC_CHECK_HEADER(readline/readline.h, HaveReadlineReadlineH=YES, HaveReadlineReadlineH=NO)
703 AC_CHECK_HEADER(readline/history.h, HaveReadlineHistoryH=YES, HaveReadlineHistoryH=NO)
705 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
706 HaveReadlineHeaders=YES
707 AC_DEFINE(HAVE_READLINE_HEADERS,1)
709 HaveReadlineHeaders=NO
710 AC_DEFINE(HAVE_READLINE_HEADERS,0)
712 AC_SUBST(HaveReadlineHeaders)
714 dnl ** check for DOS include files
715 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
717 dnl ** check for Windows include files
718 AC_CHECK_HEADERS(windows.h)
720 dnl ** check for OpenGL include files
721 AC_CHECK_HEADERS(GL/gl.h)
723 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
726 dnl dynamic loading include files
727 AC_CHECK_HEADERS(dlfcn.h dl.h)
729 dnl ** check for farcalloc (in bcc)
730 AC_CHECK_HEADER(alloc.h,AC_CHECK_FUNCS(farcalloc))
732 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
733 AC_CHECK_HEADER(malloc.h,AC_CHECK_FUNCS(valloc))
735 dnl ** check for POSIX regex
737 AC_CHECK_HEADER(regex.h,AC_CHECK_FUNC(regcomp, HavePosixRegex=YES))
738 AC_SUBST(HavePosixRegex)
740 dnl ** how do we get a timezone name, and UTC offset ?
743 dnl ** what's the type of timezone?
744 FPTOOLS_HAVE_TIMEZONE
745 FPTOOLS_TYPE_TIMEZONE
747 dnl ** do we have altzone?
750 dnl ** does struct stat contain st_blksize?
753 dnl ** do we have long longs?
756 dnl ** check what fields struct msghdr contains
757 FPTOOLS_MSGHDR_MSG_ACCRIGHTS
758 FPTOOLS_MSGHDR_MSG_CONTROL
760 dnl ** what are the sizes of various types
761 dnl (these must come before GHC_CHECK_ALIGNMENT)
762 AC_CHECK_SIZEOF(char, 1)
763 AC_CHECK_SIZEOF(double, 8)
764 AC_CHECK_SIZEOF(float, 4)
765 AC_CHECK_SIZEOF(int, 4)
766 AC_CHECK_SIZEOF(long, 4)
767 if test "$fptools_cv_have_long_long" = yes; then
768 AC_CHECK_SIZEOF(long long, 8)
770 AC_CHECK_SIZEOF(short, 2)
771 AC_CHECK_SIZEOF(unsigned char, 1)
772 AC_CHECK_SIZEOF(unsigned int, 4)
773 AC_CHECK_SIZEOF(unsigned long, 4)
774 if test "$fptools_cv_have_long_long" = yes; then
775 AC_CHECK_SIZEOF(unsigned long long, 8)
777 AC_CHECK_SIZEOF(unsigned short, 2)
778 AC_CHECK_SIZEOF(void *, 4)
780 dnl ** what are alignment constraints on various types
781 FPTOOLS_CHECK_ALIGNMENT(char)
782 FPTOOLS_CHECK_ALIGNMENT(double)
783 FPTOOLS_CHECK_ALIGNMENT(float)
784 FPTOOLS_CHECK_ALIGNMENT(int)
785 FPTOOLS_CHECK_ALIGNMENT(long)
786 if test "$fptools_cv_have_long_long" = yes; then
787 FPTOOLS_CHECK_ALIGNMENT(long long)
789 FPTOOLS_CHECK_ALIGNMENT(short)
790 FPTOOLS_CHECK_ALIGNMENT(unsigned char)
791 FPTOOLS_CHECK_ALIGNMENT(unsigned int)
792 FPTOOLS_CHECK_ALIGNMENT(unsigned long)
793 if test "$fptools_cv_have_long_long" = yes; then
794 FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
796 FPTOOLS_CHECK_ALIGNMENT(unsigned short)
797 FPTOOLS_CHECK_ALIGNMENT(void *)
799 dnl ** map standard C types and ISO types to Haskell types
800 FPTOOLS_CHECK_HTYPE(char)
801 FPTOOLS_CHECK_HTYPE(signed char)
802 FPTOOLS_CHECK_HTYPE(unsigned char)
803 FPTOOLS_CHECK_HTYPE(short)
804 FPTOOLS_CHECK_HTYPE(unsigned short)
805 FPTOOLS_CHECK_HTYPE(int)
806 FPTOOLS_CHECK_HTYPE(unsigned int)
807 FPTOOLS_CHECK_HTYPE(long)
808 FPTOOLS_CHECK_HTYPE(unsigned long)
809 if test "$fptools_cv_have_long_long" = yes; then
810 FPTOOLS_CHECK_HTYPE(long long)
811 FPTOOLS_CHECK_HTYPE(unsigned long long)
813 FPTOOLS_CHECK_HTYPE(float)
814 FPTOOLS_CHECK_HTYPE(double)
815 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
816 FPTOOLS_CHECK_HTYPE(size_t)
817 FPTOOLS_CHECK_HTYPE(wchar_t)
818 dnl Int32 is a HACK for non-ISO C compilers
819 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
820 FPTOOLS_CHECK_HTYPE(clock_t)
821 FPTOOLS_CHECK_HTYPE(time_t)
822 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
823 FPTOOLS_CHECK_HTYPE(ino_t)
824 FPTOOLS_CHECK_HTYPE(mode_t)
825 FPTOOLS_CHECK_HTYPE(off_t)
826 FPTOOLS_CHECK_HTYPE(pid_t)
827 FPTOOLS_CHECK_HTYPE(gid_t)
828 FPTOOLS_CHECK_HTYPE(uid_t)
829 FPTOOLS_CHECK_HTYPE(cc_t)
830 FPTOOLS_CHECK_HTYPE(speed_t)
831 FPTOOLS_CHECK_HTYPE(tcflag_t)
832 FPTOOLS_CHECK_HTYPE(nlink_t)
833 FPTOOLS_CHECK_HTYPE(ssize_t)
835 dnl ** Map OpenGL data types to Haskell types
836 if test $GhcLibsWithHOpenGL = YES ; then
837 FPTOOLS_CHECK_HTYPE(GLboolean)
838 FPTOOLS_CHECK_HTYPE(GLbyte)
839 FPTOOLS_CHECK_HTYPE(GLubyte)
840 FPTOOLS_CHECK_HTYPE(GLshort)
841 FPTOOLS_CHECK_HTYPE(GLushort)
842 FPTOOLS_CHECK_HTYPE(GLint)
843 FPTOOLS_CHECK_HTYPE(GLuint)
844 FPTOOLS_CHECK_HTYPE(GLsizei)
845 FPTOOLS_CHECK_HTYPE(GLenum)
846 FPTOOLS_CHECK_HTYPE(GLbitfield)
847 FPTOOLS_CHECK_HTYPE(GLfloat)
848 FPTOOLS_CHECK_HTYPE(GLclampf)
849 FPTOOLS_CHECK_HTYPE(GLdouble)
850 FPTOOLS_CHECK_HTYPE(GLclampd)
853 dnl ** can we open files in binary mode?
856 dnl ** check for GetModuleFileName and WinExec (windows only)
857 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
858 dnl Doesn't work because the linker can't see the functions if
859 dnl you omit the #include <windows.h>. (I've no idea why not...)
861 FPTOOLS_TRY_LINK_NOWARN(,[
872 if test "$have_winexec" = "1"; then
873 AC_DEFINE(HAVE_WINEXEC)
876 FPTOOLS_TRY_LINK_NOWARN(,[
882 GetModuleFileName((HMODULE)0,dir,0);
886 [have_getmodulefilename=1],
887 [have_getmodulefilename=0])
888 if test "$have_getmodulefilename" = "1"; then
889 AC_DEFINE(HAVE_GETMODULEFILENAME)
892 dnl ** check return type of signal handlers
893 dnl Foo: assumes we can use prototypes.
894 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
895 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
896 dnl [AC_TRY_COMPILE([#include <sys/types.h>
897 dnl #include <signal.h>
901 dnl void (*signal (int, void (*)(int)))(int);
904 dnl ac_cv_type_signal_handler=void_int,
905 dnl ac_cv_type_signal_handler=int_void)])
906 dnl if test "$ac_cv_type_signal_handler" = void_int; then
907 dnl AC_DEFINE(VOID_INT_SIGNALS)
910 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
912 if test "$ac_cv_type_signal" = void; then
913 AC_DEFINE(VOID_INT_SIGNALS)
916 dnl ** check for more functions
917 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
918 AC_CHECK_FUNCS(strcmp)
919 AC_CHECK_FUNCS(realpath _fullpath)
920 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
921 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
922 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
923 AC_CHECK_FUNCS(snprintf _snprintf )
924 AC_CHECK_FUNCS(popen _popen )
925 AC_CHECK_FUNCS(pclose _pclose )
928 dnl ** check for specific library functions that we are interested in
929 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat symlink sysconf timelocal times vadvise vfork localtime_r gmtime_r readdir_r)
931 dnl ** check whether this machine has gmp3 installed
932 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
933 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
934 HaveLibGmp=NO; LibGmp=not-installed))
938 dnl ** check for mingwex library
939 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
940 AC_SUBST(HaveLibMingwEx)
942 if test $HaveLibMingwEx = YES ; then
943 AC_DEFINE(HAVE_MINGWEX)
946 if test "$HaveLibGmp" = "NO"; then
947 if test "$HostArch_CPP" = "ia64"; then
948 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64).])
952 dnl ** check whether this machine has GNU regex in libc.
953 FPTOOLS_REGEX_IN_LIBC
955 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
956 dnl the order of these tests matters: bfd needs liberty
957 AC_CHECK_LIB(iberty, xmalloc)
958 AC_CHECK_LIB(bfd, bfd_init)
960 dnl ** check for readline, for Hugs and hslibs' Readline
961 dnl ncurses supersedes termcap and curses, but for compatibility,
962 dnl we have to check for all...
963 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
964 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
965 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
966 HaveLibTermcap=NO; LibTermcap=not-installed)))
968 if test $HaveLibTermcap = YES ; then
969 LIBS="-l$LibTermcap $LIBS"
970 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
973 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
974 AC_DEFINE(HAVE_READLINE_LIBS,1)
975 LibsReadline="readline $LibTermcap"
977 AC_DEFINE(HAVE_READLINE_LIBS,0)
980 AC_SUBST(LibsReadline)
982 if test "$HaveLibReadline"; then
983 AC_CHECK_LIB(readline, rl_erase_empty_line,
984 [AC_DEFINE(HAVE_READLINE_4, 1)],
985 [AC_DEFINE(HAVE_READLINE_4, 0)])
986 AC_CHECK_LIB(readline, rl_free_undo_list,
987 [AC_DEFINE(HAVE_READLINE_4_2, 1)],
988 [AC_DEFINE(HAVE_READLINE_4_2, 0)])
990 AC_DEFINE(HAVE_READLINE_4, 0)
991 AC_DEFINE(HAVE_READLINE_4_2, 0)
994 dnl ** check for math library
1001 *) AC_PATH_XTRA() ;;
1006 dnl ################################################################
1007 dnl Check for libraries
1008 dnl ################################################################
1010 dnl ** check for libdl & RTLD_NEXT
1012 AC_CHECK_LIB(dl, dlopen,
1014 AC_DEFINE(HAVE_LIBDL)
1017 AC_CHECK_FUNCS(dlopen)
1020 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1021 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1030 AC_DEFINE(HAVE_RTLDNEXT)
1036 AC_SUBST(HaveRtldNext)
1038 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1039 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1048 AC_DEFINE(HAVE_RTLDLOCAL)
1054 AC_SUBST(HaveRtldLocal)
1056 dnl ** RTLD_GLOBAL isn't available on openbsd
1057 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1066 AC_DEFINE(HAVE_RTLDGLOBAL)
1072 AC_SUBST(HaveRtldGlobal)
1074 dnl ** RTLD_NOW isn't available on openbsd
1075 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1084 AC_DEFINE(HAVE_RTLDNOW)
1090 AC_SUBST(HaveRtldNow)
1092 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
1094 dnl --------------------------------------------------
1096 dnl --------------------------------------------------
1098 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
1099 if test "$GTK_CONFIG" != ""; then
1100 AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
1101 fptools_cv_gtk_version=`$GTK_CONFIG --version`
1103 GTK_VERSION=$fptools_cv_gtk_version
1108 case $fptools_cv_gtk_version in
1110 *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
1115 AC_SUBST(GTK_CONFIG)
1116 AC_SUBST(GTK_VERSION)
1118 dnl --------------------------------------------------
1119 dnl * Miscellaneous feature tests
1120 dnl --------------------------------------------------
1122 dnl ** can we get alloca?
1125 dnl ** determine whether or not const works
1128 dnl ** determine whether ANSI-function prototypes work?
1131 dnl ** are we big endian?
1133 # Allay users' general fear of warnings of any kind.
1134 errprint(fptools configure script wizard sez: autoconf-2.50 or later should produce no warnings
1136 errprint(if you are using 2.13 or earlier, you may get a (harmless) warning message.
1139 dnl ** check for leading underscores in symbol names
1142 dnl ** how is the end of text section signalled?
1143 FPTOOLS_END_TEXT_SECTION
1145 dnl ** how is the end of data section signalled?
1146 FPTOOLS_END_DATA_SECTION
1148 dnl ** code before data?
1149 FPTOOLS_CODE_BEFORE_DATA
1151 dnl ** check for ld, and whether ld has -x option
1152 AC_PATH_PROG(LdCmdRaw, ld)
1154 mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1156 *) LdCmd=${LdCmdRaw}
1162 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )