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-apple-netbsd
247 TargetPlatform=m68k-apple-netbsd
248 BuildPlatform=m68k-apple-netbsd
249 HostPlatform_CPP='m68k_apple_netbsd'
251 HostVendor_CPP='apple'
255 HostPlatform=m68k-sun-sunos4
256 TargetPlatform=m68k-sun-sunos4 #hack
257 BuildPlatform=m68k-sun-sunos4 #hack
258 HostPlatform_CPP='m68k_sun_sunos4'
264 HostPlatform_CPP='mips_dec_ultrix'
265 HostArch_CPP='mipsel' # NB a little different
270 HostPlatform=mips-sgi-irix
271 TargetPlatform=mips-sgi-irix #hack
272 BuildPlatform=mips-sgi-irix #hack
273 HostPlatform_CPP='mips_sgi_irix'
274 HostArch_CPP='mipseb' # NB a little different
279 HostPlatform=rs6000-ibm-aix
280 TargetPlatform=rs6000-ibm-aix #hack
281 BuildPlatform=rs6000-ibm-aix #hack
282 HostPlatform_CPP='rs6000_ibm_aix'
283 HostArch_CPP='rs6000'
288 HostPlatform=powerpc-ibm-aix
289 TargetPlatform=powerpc-ibm-aix #hack
290 BuildPlatform=powerpc-ibm-aix #hack
291 HostPlatform_CPP='powerpc_ibm_aix'
292 HostArch_CPP='powerpc'
296 powerpc-apple-darwin*)
297 HostPlatform=powerpc-apple-darwin
298 TargetPlatform=powerpc-apple-darwin #hack
299 BuildPlatform=powerpc-apple-darwin #hack
300 HostPlatform_CPP='powerpc_apple_darwin'
301 HostArch_CPP='powerpc'
302 HostVendor_CPP='apple'
306 HostPlatform=sparc-sun-sunos4
307 TargetPlatform=sparc-sun-sunos4 #hack
308 BuildPlatform=sparc-sun-sunos4 #hack
309 HostPlatform_CPP='sparc_sun_sunos4'
315 HostPlatform=sparc-sun-solaris2
316 TargetPlatform=sparc-sun-solaris2 #hack
317 BuildPlatform=sparc-sun-solaris2 #hack
318 HostPlatform_CPP='sparc_sun_solaris2'
321 HostOS_CPP='solaris2'
324 echo "Unrecognised platform: $HostPlatform"
328 echo "Canonicalised to: $HostPlatform"
329 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
330 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
332 BuildPlatform_CPP=$HostPlatform_CPP
333 TargetPlatform_CPP=$HostPlatform_CPP
334 BuildArch_CPP=$HostArch_CPP
335 TargetArch_CPP=$HostArch_CPP
336 BuildOS_CPP=$HostOS_CPP
338 TargetOS_CPP=$HostOS_CPP
339 BuildVendor_CPP=$HostVendor_CPP
340 TargetVendor_CPP=$HostVendor_CPP
342 dnl Cannot afford all these SUBSTs (because of braindead seds w/ 99 cmd limits)
343 dnl AC_SUBST(BuildPlatform)
345 AC_SUBST(HostPlatform)
346 AC_SUBST(TargetPlatform)
347 AC_SUBST(HostPlatform_CPP)
348 dnl AC_SUBST(BuildPlatform_CPP)
349 dnl AC_SUBST(TargetPlatform_CPP)
351 AC_SUBST(HostArch_CPP)
352 dnl AC_SUBST(BuildArch_CPP)
353 dnl AC_SUBST(TargetArch_CPP)
356 AC_SUBST(HostOS_Full)
357 dnl AC_SUBST(BuildOS_CPP)
358 dnl AC_SUBST(TargetOS_CPP)
360 AC_SUBST(HostVendor_CPP)
361 dnl AC_SUBST(BuildVendor_CPP)
362 dnl AC_SUBST(TargetVendor_CPP)
367 # The native format for 'hardtop' (i.e., right kind of slashes on a Win32 box).
368 # (but with b-slashes being escaped).
369 case $HostPlatform in
370 i386-unknown-mingw32 | i386-unknown-cygwin32)
371 # get rid off /cygdrive/ prefix
372 hardtop=`echo ${hardtop} | sed -e 's%^/cygdrive/\(.\)/%\1:/%' `
373 hardtop_plat=`cygpath -w ${hardtop} | sed -e 's@\\\\@\\\\\\\\@g' `
376 hardtop_plat=${hardtop}
380 AC_SUBST(hardtop_plat)
382 dnl --------------------------------------------------------------
383 dnl * Project specific configuration options
384 dnl --------------------------------------------------------------
385 dnl What follows is a bunch of options that can either be configured
386 dnl through command line options to the configure script or by
387 dnl supplying defns in the build tree's mk/build.mk. Having the option to
388 dnl use either is considered a Feature.
390 dnl ** What command to use to compile compiler sources ?
391 dnl --------------------------------------------------------------
394 [ --with-ghc=<haskell compiler>
395 Use a command different from 'ghc' to compile GHC-specific Haskell code
396 (including GHC itself).
398 [ WithGhc="$withval" ],
400 if test "$GHC" = ""; then
401 AC_PATH_PROG(GHC,ghc)
409 [ --with-hc=<haskell compiler>
410 Use a command different from 'ghc' to compile generic Haskell code.
417 if test "$WithGhc" != ""; then
418 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
419 AC_SUBST(GhcVersion)dnl
420 AC_SUBST(GhcMajVersion)dnl
421 AC_SUBST(GhcMinVersion)dnl
422 AC_SUBST(GhcPatchLevel)dnl
425 AC_PATH_PROGS(NHC,nhc nhc98)
426 AC_PATH_PROG(HBC,hbc)
428 dnl ** Which gcc to use?
429 dnl --------------------------------------------------------------
431 [ --with-gcc=<gcc command>
432 Use a different command instead of 'gcc' for the GNU C compiler.
434 [WhatGccIsCalled="$withval"
435 if test "x$HostPlatform" = "xi386-unknown-mingw32"; then
436 # Canonicalise to <drive>:/path/to/gcc
437 withval=`cygpath -w ${withval} | sed -e 's@\\\\@/@g' `
440 [WhatGccIsCalled="gcc"]
442 AC_SUBST(WhatGccIsCalled)
444 dnl ** Booting from .hc files?
445 dnl --------------------------------------------------------------
446 AC_ARG_ENABLE(hc-boot,
448 Boot the Glasgow Haskell Compiler from intermediate .hc files.
449 (This option is mostly of interest to porters.)
454 AC_SUBST(BootingFromHc)
456 dnl ** Booting from unregisterised .hc files?
457 dnl --------------------------------------------------------------
458 AC_ARG_ENABLE(hc-boot-unregisterised,
459 [ --enable-hc-boot-unregisterised
460 With --enable-hc-boot, treat the intermediate .hc files as
461 unregisterised rather than registerised code.
462 (This option is mostly of interest to porters.)
464 [BootingFromUnregisterisedHc=YES],
465 [BootingFromUnregisterisedHc=NO]
467 AC_SUBST(BootingFromUnregisterisedHc)
469 if test "$BootingFromHc" = "NO"; then
470 if test "$BootingFromUnregisterisedHc" = "YES"; then
471 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
475 dnl ** Must have GHC to build GHC, unless --enable-hc-boot is on
476 if test "$BootingFromHc" = "NO" -a "$WithGhc" = "" -a -d "$srcdir/ghc"; then
477 AC_MSG_ERROR([GHC is required unless bootstrapping from .hc files.])
480 dnl ** Enable multi-thread friendly RTS?
481 dnl --------------------------------------------------------------
482 AC_ARG_ENABLE(threaded-rts,
483 [ --enable-threaded-rts
484 Support better interop with OS threads.
489 AC_SUBST(ThreadedRts)
491 dnl ** Enable the construction of Win32 DLLs?
492 dnl --------------------------------------------------------------
493 AC_ARG_ENABLE(win32-dlls,
494 [ --enable-win32-dlls
495 If on a Win32 platform running mingw32/cygwin, enable the
496 construction of DLLs containing ghc-compiled code.
502 *) echo "Unrecognised win32 platform: $HostPlatform"
510 AC_SUBST(EnableWin32DLLs)
511 if test x"$EnableWin32DLLs" = "xYES" ; then
512 AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
515 dnl ** Enable the building of the ObjectIO?
516 dnl --------------------------------------------------------------
517 AC_ARG_ENABLE(objectio,
519 Build ObjectIO, a portable GUI library for Haskell.
520 (This option is only relevant when libraries are built.)
522 [GhcLibsWithObjectIO=YES],
523 [GhcLibsWithObjectIO=NO]
525 AC_SUBST(GhcLibsWithObjectIO)
527 dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
528 dnl --------------------------------------------------------------
529 AC_ARG_ENABLE(hopengl,
531 Build HOpenGL, a Haskell binding for OpenGL/GLUT, too.
532 (NOTE: Work in progress, currently only GLUT is supported!)
534 [GhcLibsWithHOpenGL=YES],
535 [GhcLibsWithHOpenGL=NO]
537 AC_SUBST(GhcLibsWithHOpenGL)
539 dnl --------------------------------------------------------------
540 dnl End of configure script option section
541 dnl --------------------------------------------------------------
544 dnl --------------------------------------------------------------
545 dnl * General configuration checks
546 dnl --------------------------------------------------------------
551 dnl ** look for `perl', but only in /bin on Windows
554 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
555 if test -z "$PerlCmd"; then
556 echo "You must install the version of Perl shipped with GHC"
557 echo "(or a compatible one) in /bin."
562 AC_PATH_PROG(PerlCmd,perl)
563 if test -z "$PerlCmd"; then
564 echo "You must install perl before you can continue"
565 echo "Perhaps it is already installed, but not in your PATH?"
568 FPTOOLS_CHECK_PERL_VERSION
573 dnl ** does #! path/to/perl work? (sometimes it's too long...)
576 dnl ** check for Python
577 AC_PATH_PROG(PythonCmd,python)
579 dnl ** look for GCC and find out which version
580 dnl Figure out which C compiler to use. Gcc is preferred.
581 dnl If gcc, make sure it's at least 2.1
585 FPTOOLS_GCC_NEEDS_NO_OMIT_LFPTR
587 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
590 dnl ** Without optimization some INLINE trickery fails for GHCi
593 dnl ** Try to add -mno-cygwin to the C compiler options for mingw32 targets
594 if test x"$TargetOS_CPP" = x"mingw32"; then
595 FPTOOLS_CC_FLAG(-mno-cygwin,CC_SUPPORTS_MNO_CYGWIN)
596 SRC_CC_OPTS="$CC_SUPPORTS_MNO_CYGWIN $SRC_CC_OPTS"
597 CPPFLAGS="$CC_SUPPORTS_MNO_CYGWIN $CPPFLAGS"
599 AC_SUBST(SRC_CC_OPTS)
601 dnl ** figure out how to do context diffs
604 dnl ** Find find command (for Win32's benefit)
607 dnl ** look for a decent parser generator (bison preferred)
608 dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
609 dnl on the suitability of the 'yacc' returned.)
612 dnl ** Find lex command (lex or flex) - *doesn't* use autoconf's
613 dnl AC_PROG_LEX, since it doesn't actually check whether 'lex'
614 dnl exists if 'flex' doesn't.
617 dnl ** figure out how to do a BSD-ish install
620 dnl If you can run configure, you certainly have /bin/sh
621 AC_DEFINE(HAVE_BIN_SH)
623 dnl ** how to invoke `ar' and `ranlib'
624 FPTOOLS_PROG_AR_AND_RANLIB
626 dnl ** Check to see whether ln -s works
630 dnl ** Find the path to sed
631 AC_PATH_PROG(SedCmd,sed)
634 dnl ** check for time command
635 AC_PATH_PROG(TimeCmd,time)
638 dnl if GNU tar is named gtar, look for it first.
639 AC_PATH_PROGS(TarCmd,gtar tar,tar)
641 dnl ** check for gzip/compress
642 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
644 dnl ** check for jade/openjade & determine a working catalog
645 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
646 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
647 /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl /usr/local/share/sgml/catalog glafp-utils/docbook/CATALOG*)
648 if test -z "$Catalog"; then
649 AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
652 yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
658 Catalog=`cygpath -w $hardtop/$Catalog`
660 *) Catalog=$hardtop/$Catalog
667 compress_nm=`basename $CompressCmd`
668 if test x"$compress_nm" = xgzip; then
669 CompressCmd="$CompressCmd -d"
674 AC_SUBST(CompressCmd)
675 AC_SUBST(CompressSuffix)
677 dnl ** check for ghc-pkg command
678 AC_PATH_PROG(GhcPkgCmd,ghc-pkg)
680 AC_ARG_WITH(greencard,
681 [ --with-greencard=<greencard compiler>
682 Use a command different from 'green-card' to compile GreenCard files
685 GreencardCmd=$withval;
686 FPTOOLS_GREENCARD(3.00)
690 AC_ARG_ENABLE(src-tree-happy,
691 [ --enable-src-tree-happy
692 Build and use source tree (fptools/happy) version of happy.
694 [UseSrcTreeHappy=YES],
697 dnl ** check for installed happy binary + version
698 dnl (don't do it if we're booting from .hc files though.)
699 if test "$BootingFromHc" = "NO"; then
703 AC_ARG_ENABLE(src-tree-haddock,
704 [ --enable-src-tree-haddock
705 Build and use source tree (fptools/haddock) version of haddock.
707 [UseSrcTreeHaddock=YES],
708 [UseSrcTreeHaddock=NO]
710 dnl ** check for installed haddock
713 dnl --------------------------------------------------
714 dnl ### program checking section ends here ###
715 dnl --------------------------------------------------
717 dnl --------------------------------------------------
718 dnl * Platform header file and syscall feature tests
719 dnl ### checking the state of the local header files and syscalls ###
721 dnl ** check for full ANSI header (.h) files
724 dnl ** check for specific header (.h) files that we are interested in
725 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)
726 AC_CHECK_HEADER(unistd.h,[AC_CHECK_FUNCS(lchown)])
728 AC_CHECK_HEADER(readline/readline.h, [HaveReadlineReadlineH=YES], [HaveReadlineReadlineH=NO])
729 AC_CHECK_HEADER(readline/history.h, [HaveReadlineHistoryH=YES], [HaveReadlineHistoryH=NO])
731 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
732 HaveReadlineHeaders=YES
733 AC_DEFINE(HAVE_READLINE_HEADERS,1)
735 HaveReadlineHeaders=NO
736 AC_DEFINE(HAVE_READLINE_HEADERS,0)
738 AC_SUBST(HaveReadlineHeaders)
740 dnl ** check for DOS include files
741 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
743 dnl ** check for Windows include files
744 AC_CHECK_HEADERS(windows.h)
746 dnl ** check for OpenGL include files
747 AC_CHECK_HEADERS(GL/gl.h)
749 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
752 dnl dynamic loading include files
753 AC_CHECK_HEADERS(dlfcn.h dl.h)
755 dnl ** check for farcalloc (in bcc)
756 AC_CHECK_HEADER(alloc.h,[AC_CHECK_FUNCS(farcalloc)])
758 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
759 AC_CHECK_HEADER(malloc.h,[AC_CHECK_FUNCS(valloc)])
761 dnl ** check for POSIX regex
763 AC_CHECK_HEADER(regex.h,[AC_CHECK_FUNC(regcomp, [HavePosixRegex=YES])])
764 AC_SUBST(HavePosixRegex)
766 dnl ** how do we get a timezone name, and UTC offset ?
769 dnl ** what's the type of timezone?
770 FPTOOLS_HAVE_TIMEZONE
771 FPTOOLS_TYPE_TIMEZONE
773 dnl ** do we have altzone?
776 dnl ** does struct stat contain st_blksize?
779 dnl ** do we have long longs?
782 dnl ** check what fields struct msghdr contains
783 FPTOOLS_MSGHDR_MSG_ACCRIGHTS
784 FPTOOLS_MSGHDR_MSG_CONTROL
786 dnl ** what are the sizes of various types
787 dnl (these must come before GHC_CHECK_ALIGNMENT)
788 AC_CHECK_SIZEOF(char, 1)
789 AC_CHECK_SIZEOF(double, 8)
790 AC_CHECK_SIZEOF(float, 4)
791 AC_CHECK_SIZEOF(int, 4)
792 AC_CHECK_SIZEOF(long, 4)
793 if test "$fptools_cv_have_long_long" = yes; then
794 AC_CHECK_SIZEOF(long long, 8)
796 AC_CHECK_SIZEOF(short, 2)
797 AC_CHECK_SIZEOF(unsigned char, 1)
798 AC_CHECK_SIZEOF(unsigned int, 4)
799 AC_CHECK_SIZEOF(unsigned long, 4)
800 if test "$fptools_cv_have_long_long" = yes; then
801 AC_CHECK_SIZEOF(unsigned long long, 8)
803 AC_CHECK_SIZEOF(unsigned short, 2)
804 AC_CHECK_SIZEOF(void *, 4)
806 dnl ** what are alignment constraints on various types
807 FPTOOLS_CHECK_ALIGNMENT(char)
808 FPTOOLS_CHECK_ALIGNMENT(double)
809 FPTOOLS_CHECK_ALIGNMENT(float)
810 FPTOOLS_CHECK_ALIGNMENT(int)
811 FPTOOLS_CHECK_ALIGNMENT(long)
812 if test "$fptools_cv_have_long_long" = yes; then
813 FPTOOLS_CHECK_ALIGNMENT(long long)
815 FPTOOLS_CHECK_ALIGNMENT(short)
816 FPTOOLS_CHECK_ALIGNMENT(unsigned char)
817 FPTOOLS_CHECK_ALIGNMENT(unsigned int)
818 FPTOOLS_CHECK_ALIGNMENT(unsigned long)
819 if test "$fptools_cv_have_long_long" = yes; then
820 FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
822 FPTOOLS_CHECK_ALIGNMENT(unsigned short)
823 FPTOOLS_CHECK_ALIGNMENT(void *)
825 dnl ** map standard C types and ISO types to Haskell types
826 FPTOOLS_CHECK_HTYPE(char)
827 FPTOOLS_CHECK_HTYPE(signed char)
828 FPTOOLS_CHECK_HTYPE(unsigned char)
829 FPTOOLS_CHECK_HTYPE(short)
830 FPTOOLS_CHECK_HTYPE(unsigned short)
831 FPTOOLS_CHECK_HTYPE(int)
832 FPTOOLS_CHECK_HTYPE(unsigned int)
833 FPTOOLS_CHECK_HTYPE(long)
834 FPTOOLS_CHECK_HTYPE(unsigned long)
835 if test "$fptools_cv_have_long_long" = yes; then
836 FPTOOLS_CHECK_HTYPE(long long)
837 FPTOOLS_CHECK_HTYPE(unsigned long long)
839 FPTOOLS_CHECK_HTYPE(float)
840 FPTOOLS_CHECK_HTYPE(double)
841 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
842 FPTOOLS_CHECK_HTYPE(size_t)
843 FPTOOLS_CHECK_HTYPE(wchar_t)
844 dnl Int32 is a HACK for non-ISO C compilers
845 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
846 FPTOOLS_CHECK_HTYPE(clock_t)
847 FPTOOLS_CHECK_HTYPE(time_t)
848 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
849 FPTOOLS_CHECK_HTYPE(ino_t)
850 FPTOOLS_CHECK_HTYPE(mode_t)
851 FPTOOLS_CHECK_HTYPE(off_t)
852 FPTOOLS_CHECK_HTYPE(pid_t)
853 FPTOOLS_CHECK_HTYPE(gid_t)
854 FPTOOLS_CHECK_HTYPE(uid_t)
855 FPTOOLS_CHECK_HTYPE(cc_t)
856 FPTOOLS_CHECK_HTYPE(speed_t)
857 FPTOOLS_CHECK_HTYPE(tcflag_t)
858 FPTOOLS_CHECK_HTYPE(blkcnt_t)
859 FPTOOLS_CHECK_HTYPE(nlink_t)
860 FPTOOLS_CHECK_HTYPE(ssize_t)
861 FPTOOLS_CHECK_HTYPE(rlim_t)
863 dnl ** Map OpenGL data types to Haskell types
864 if test $GhcLibsWithHOpenGL = YES ; then
865 FPTOOLS_CHECK_HTYPE(GLboolean)
866 FPTOOLS_CHECK_HTYPE(GLbyte)
867 FPTOOLS_CHECK_HTYPE(GLubyte)
868 FPTOOLS_CHECK_HTYPE(GLshort)
869 FPTOOLS_CHECK_HTYPE(GLushort)
870 FPTOOLS_CHECK_HTYPE(GLint)
871 FPTOOLS_CHECK_HTYPE(GLuint)
872 FPTOOLS_CHECK_HTYPE(GLsizei)
873 FPTOOLS_CHECK_HTYPE(GLenum)
874 FPTOOLS_CHECK_HTYPE(GLbitfield)
875 FPTOOLS_CHECK_HTYPE(GLfloat)
876 FPTOOLS_CHECK_HTYPE(GLclampf)
877 FPTOOLS_CHECK_HTYPE(GLdouble)
878 FPTOOLS_CHECK_HTYPE(GLclampd)
881 FPTOOLS_CHECK_CCONSTS(E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EADV EAFNOSUPPORT EAGAIN EALREADY EBADF EBADMSG EBADRPC EBUSY ECHILD ECOMM ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK EDESTADDRREQ EDIRTY EDOM EDQUOT EEXIST EFAULT EFBIG EFTYPE EHOSTDOWN EHOSTUNREACH EIDRM EILSEQ EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENONET ENOPROTOOPT ENOSPC ENOSR ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTSOCK ENOTTY ENXIO EOPNOTSUPP EPERM EPFNOSUPPORT EPIPE EPROCLIM EPROCUNAVAIL EPROGMISMATCH EPROGUNAVAIL EPROTO EPROTONOSUPPORT EPROTOTYPE ERANGE EREMCHG EREMOTE EROFS ERPCMISMATCH ERREMOTE ESHUTDOWN ESOCKTNOSUPPORT ESPIPE ESRCH ESRMNT ESTALE ETIME ETIMEDOUT ETOOMANYREFS ETXTBSY EUSERS EWOULDBLOCK EXDEV)
883 dnl ** can we open files in binary mode?
886 dnl ** check for GetModuleFileName and WinExec (windows only)
887 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
888 dnl Doesn't work because the linker can't see the functions if
889 dnl you omit the #include <windows.h>. (I've no idea why not...)
891 FPTOOLS_TRY_LINK_NOWARN(,[
902 if test "$have_winexec" = "1"; then
903 AC_DEFINE(HAVE_WINEXEC)
906 FPTOOLS_TRY_LINK_NOWARN(,[
912 GetModuleFileName((HMODULE)0,dir,0);
916 [have_getmodulefilename=1],
917 [have_getmodulefilename=0])
918 if test "$have_getmodulefilename" = "1"; then
919 AC_DEFINE(HAVE_GETMODULEFILENAME)
922 dnl ** check return type of signal handlers
923 dnl Foo: assumes we can use prototypes.
924 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
925 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
926 dnl [AC_TRY_COMPILE([#include <sys/types.h>
927 dnl #include <signal.h>
931 dnl void (*signal (int, void (*)(int)))(int);
934 dnl ac_cv_type_signal_handler=void_int,
935 dnl ac_cv_type_signal_handler=int_void)])
936 dnl if test "$ac_cv_type_signal_handler" = void_int; then
937 dnl AC_DEFINE(VOID_INT_SIGNALS)
940 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
942 if test "$ac_cv_type_signal" = void; then
943 AC_DEFINE(VOID_INT_SIGNALS)
946 dnl ** check for more functions
947 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
948 AC_CHECK_FUNCS(strcmp)
949 AC_CHECK_FUNCS(realpath _fullpath)
950 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
951 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
952 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
953 AC_CHECK_FUNCS(snprintf _snprintf )
954 AC_CHECK_FUNCS(popen _popen )
955 AC_CHECK_FUNCS(pclose _pclose )
956 AC_CHECK_FUNCS(setenv unsetenv)
959 dnl ** check for specific library functions that we are interested in
960 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat lstat symlink sysconf timelocal times vadvise vfork localtime_r gmtime_r readdir_r getgrgid_r getgrnam_r getpwuid_r getpwnam_r)
962 dnl ** Solaris2 needs additionl flag for getpw*_r()
963 case "$TargetPlatform" in
965 unix_SRC_HSC2HS_OPTS="-D_POSIX_PTHREAD_SEMANTICS"
966 AC_SUBST(unix_SRC_HSC2HS_OPTS)
970 dnl ** check whether this machine has gmp3 installed
971 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
972 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
973 HaveLibGmp=NO; LibGmp=not-installed))
977 dnl ** (Mac OS X only: check for HaskellSupport.framework)
978 HaveFrameworkHaskellSupport=NO
979 if test $HostPlatform = "powerpc-apple-darwin"; then
980 AC_MSG_CHECKING([for HaskellSupport.framework])
982 LIBS="-framework HaskellSupport"
983 AC_TRY_LINK_FUNC(__gmpz_fdiv_qr, HaveFrameworkHaskellSupport=YES,)
984 if test $HaveFrameworkHaskellSupport = YES; then
985 AC_DEFINE(HAVE_FRAMEWORK_HASKELLSUPPORT)
988 AC_MSG_RESULT([$HaveFrameworkHaskellSupport])
990 AC_SUBST(HaveFrameworkHaskellSupport)
992 dnl ** check for mingwex library
993 AC_CHECK_LIB(mingwex, closedir, HaveLibMingwEx=YES, HaveLibMingwEx=NO)
994 AC_SUBST(HaveLibMingwEx)
996 if test $HaveLibMingwEx = YES ; then
997 AC_DEFINE(HAVE_MINGWEX)
1000 if test "$HaveLibGmp" = "NO"; then
1001 if test "$HostArch_CPP" = "ia64"; then
1002 AC_MSG_ERROR([You need to install libgmp (the in-tree version does not work on IA64).])
1006 dnl ** check whether this machine has GNU regex in libc.
1007 FPTOOLS_REGEX_IN_LIBC
1009 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
1010 dnl the order of these tests matters: bfd needs liberty
1011 AC_CHECK_LIB(iberty, xmalloc)
1012 AC_CHECK_LIB(bfd, bfd_init)
1014 dnl ** check for readline, for Hugs and hslibs' Readline
1015 dnl ncurses supersedes termcap and curses, but for compatibility,
1016 dnl we have to check for all...
1017 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
1018 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
1019 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
1020 HaveLibTermcap=NO; LibTermcap=not-installed)))
1022 if test $HaveLibTermcap = YES ; then
1023 LIBS="-l$LibTermcap $LIBS"
1024 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
1027 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
1028 AC_DEFINE(HAVE_READLINE_LIBS,1)
1029 LibsReadline="readline $LibTermcap"
1031 AC_DEFINE(HAVE_READLINE_LIBS,0)
1034 AC_SUBST(LibsReadline)
1036 if test "$HaveLibReadline"; then
1037 AC_CHECK_LIB(readline, rl_erase_empty_line,
1038 [AC_DEFINE(HAVE_READLINE_4, 1)],
1039 [AC_DEFINE(HAVE_READLINE_4, 0)])
1040 AC_CHECK_LIB(readline, rl_free_undo_list,
1041 [AC_DEFINE(HAVE_READLINE_4_2, 1)],
1042 [AC_DEFINE(HAVE_READLINE_4_2, 0)])
1044 AC_DEFINE(HAVE_READLINE_4, 0)
1045 AC_DEFINE(HAVE_READLINE_4_2, 0)
1048 dnl ** check for math library
1049 FPTOOLS_CHECK_LIBM()
1055 *) AC_PATH_XTRA() ;;
1058 dnl ** check for OpenGL/GLUT/GLX include paths and libraries
1059 if test $GhcLibsWithHOpenGL = YES ; then
1063 dnl ################################################################
1064 dnl Check for libraries
1065 dnl ################################################################
1067 dnl ** check for libdl & RTLD_NEXT
1069 dnl (Mac OS X only) ... but don't check if we already have the
1070 dnl HaskellSupport.framework
1072 if test $HaveFrameworkHaskellSupport = YES; then
1076 AC_DEFINE(HAVE_RTLDLOCAL)
1078 AC_DEFINE(HAVE_RTLDGLOBAL)
1080 AC_DEFINE(HAVE_RTLDNOW)
1082 AC_SUBST(HaveRtldNext)
1083 AC_SUBST(HaveRtldLocal)
1084 AC_SUBST(HaveRtldGlobal)
1085 AC_SUBST(HaveRtldNow)
1087 AC_CHECK_LIB(dl, dlopen,
1089 AC_DEFINE(HAVE_LIBDL)
1092 AC_CHECK_FUNCS(dlopen)
1095 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
1096 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
1105 AC_DEFINE(HAVE_RTLDNEXT)
1111 AC_SUBST(HaveRtldNext)
1113 dnl ** RTLD_LOCAL isn't available on cygwin or openbsd
1114 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1123 AC_DEFINE(HAVE_RTLDLOCAL)
1129 AC_SUBST(HaveRtldLocal)
1131 dnl ** RTLD_GLOBAL isn't available on openbsd
1132 AC_MSG_CHECKING(for RTLD_GLOBAL from dlfcn.h)
1141 AC_DEFINE(HAVE_RTLDGLOBAL)
1147 AC_SUBST(HaveRtldGlobal)
1149 dnl ** RTLD_NOW isn't available on openbsd
1150 AC_MSG_CHECKING(for RTLD_NOW from dlfcn.h)
1159 AC_DEFINE(HAVE_RTLDNOW)
1165 AC_SUBST(HaveRtldNow)
1168 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
1170 dnl ---------- usleep ----------
1171 dnl --- stolen from guile configure ---
1172 dnl --- FIXME: /usr/include/unistd.h can't be right?
1174 ### On some systems usleep has no return value. If it does have one,
1175 ### we'd like to return it; otherwise, we'll fake it.
1176 AC_CACHE_CHECK([return type of usleep], cv_func_usleep_return_type,
1177 [AC_EGREP_HEADER(changequote(<, >)<void[ ]+usleep>changequote([, ]),
1178 /usr/include/unistd.h,
1179 [cv_func_usleep_return_type=void],
1180 [cv_func_usleep_return_type=int])])
1181 case "$cv_func_usleep_return_type" in
1183 AC_DEFINE(USLEEP_RETURNS_VOID, 1,
1184 [Define if the system headers declare usleep to return void.])
1188 dnl --------------------------------------------------
1189 dnl * test for in_addr_t
1190 dnl --------------------------------------------------
1191 AC_MSG_CHECKING(for in_addr_t in netinet/in.h)
1192 AC_EGREP_HEADER(in_addr_t, netinet/in.h,
1193 [ AC_DEFINE(HAVE_IN_ADDR_T) AC_MSG_RESULT(yes) ],
1196 dnl --------------------------------------------------
1197 dnl * test for Linux sendfile(2)
1198 dnl --------------------------------------------------
1199 AC_MSG_CHECKING(for sendfile in sys/sendfile.h)
1200 AC_EGREP_HEADER(sendfile, sys/sendfile.h,
1201 [ AC_DEFINE(HAVE_LINUX_SENDFILE) AC_MSG_RESULT(yes) ],
1204 dnl --------------------------------------------------
1205 dnl * test for BSD sendfile(2)
1206 dnl --------------------------------------------------
1207 AC_MSG_CHECKING(for sendfile in sys/socket.h)
1208 AC_EGREP_HEADER(sendfile, sys/socket.h,
1209 [ AC_DEFINE(HAVE_BSD_SENDFILE) AC_MSG_RESULT(yes) ],
1212 dnl --------------------------------------------------
1214 dnl --------------------------------------------------
1216 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
1217 if test "$GTK_CONFIG" != ""; then
1218 AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
1219 fptools_cv_gtk_version=`$GTK_CONFIG --version`
1221 GTK_VERSION=$fptools_cv_gtk_version
1226 case $fptools_cv_gtk_version in
1228 *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
1233 AC_SUBST(GTK_CONFIG)
1234 AC_SUBST(GTK_VERSION)
1236 dnl --------------------------------------------------
1237 dnl * Miscellaneous feature tests
1238 dnl --------------------------------------------------
1240 dnl ** can we get alloca?
1243 dnl ** determine whether or not const works
1246 dnl ** determine whether ANSI-function prototypes work?
1249 dnl ** are we big endian?
1251 # Allay users' general fear of warnings of any kind.
1252 errprint(fptools configure script wizard sez: autoconf-2.50 or later should produce no warnings
1254 errprint(if you are using 2.13 or earlier, you may get a (harmless) warning message.
1257 dnl ** check for leading underscores in symbol names
1260 dnl ** check for ld, and whether ld has -x option
1261 AC_PATH_PROG(LdCmdRaw, ld)
1263 mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1265 *) LdCmd=${LdCmdRaw}
1271 AC_MSG_CHECKING([for SIGPOLL])
1272 AC_EGREP_CPP(we_have_sigpoll,
1273 [#include <signal.h>
1277 ], AC_DEFINE(HAVE_SIGPOLL) haveSIGPOLL=yes, haveSIGPOLL=no)
1278 AC_MSG_RESULT([$haveSIGPOLL])
1280 AC_MSG_CHECKING([for _SC_GETGR_R_SIZE_MAX])
1281 AC_EGREP_CPP(we_have_that_sysconf_thing,
1284 #ifdef _SC_GETGR_R_SIZE_MAX
1285 we_have_that_sysconf_thing
1288 [AC_MSG_RESULT([yes])
1289 AC_DEFINE(HAVE_SC_GETGR_R_SIZE_MAX)],
1290 [AC_MSG_RESULT([no])])
1292 AC_MSG_CHECKING([for _SC_GETPW_R_SIZE_MAX])
1293 AC_EGREP_CPP(we_have_that_sysconf_thing,
1296 #ifdef _SC_GETPW_R_SIZE_MAX
1297 we_have_that_sysconf_thing
1300 [AC_MSG_RESULT([yes])
1301 AC_DEFINE(HAVE_SC_GETPW_R_SIZE_MAX)],
1302 [AC_MSG_RESULT([no])])
1304 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )