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_CPP='m68k_next_nextstep2'
209 HostVendor_CPP='next'
210 HostOS_CPP='nextstep2'
213 HostPlatform_CPP='m68k_next_nextstep3'
215 HostVendor_CPP='next'
216 HostOS_CPP='nextstep3'
218 i[[3456]]86-next-nextstep3)
219 HostPlatform=i386-next-nextstep3 # hack again
220 TargetPlatform=i386-next-nextstep3
221 BuildPlatform=i386-next-nextstep3
222 HostPlatform_CPP='i386_next_nextstep3'
224 HostVendor_CPP='next'
225 HostOS_CPP='nextstep3'
228 HostPlatform=m68k-sun-sunos4
229 TargetPlatform=m68k-sun-sunos4 #hack
230 BuildPlatform=m68k-sun-sunos4 #hack
231 HostPlatform_CPP='m68k_sun_sunos4'
237 HostPlatform_CPP='mips_dec_ultrix'
238 HostArch_CPP='mipsel' # NB a little different
243 HostPlatform=mips-sgi-irix
244 TargetPlatform=mips-sgi-irix #hack
245 BuildPlatform=mips-sgi-irix #hack
246 HostPlatform_CPP='mips_sgi_irix'
247 HostArch_CPP='mipseb' # NB a little different
252 HostPlatform=rs6000-ibm-aix
253 TargetPlatform=rs6000-ibm-aix #hack
254 BuildPlatform=rs6000-ibm-aix #hack
255 HostPlatform_CPP='rs6000_ibm_aix'
256 HostArch_CPP='rs6000'
261 HostPlatform=powerpc-ibm-aix
262 TargetPlatform=powerpc-ibm-aix #hack
263 BuildPlatform=powerpc-ibm-aix #hack
264 HostPlatform_CPP='powerpc_ibm_aix'
265 HostArch_CPP='powerpc'
269 powerpc-apple-darwin*)
270 HostPlatform=powerpc-apple-darwin
271 TargetPlatform=powerpc-apple-darwin #hack
272 BuildPlatform=powerpc-apple-darwin #hack
273 HostPlatform_CPP='powerpc_apple_darwin'
274 HostArch_CPP='powerpc'
275 HostVendor_CPP='apple'
279 HostPlatform=sparc-sun-sunos4
280 TargetPlatform=sparc-sun-sunos4 #hack
281 BuildPlatform=sparc-sun-sunos4 #hack
282 HostPlatform_CPP='sparc_sun_sunos4'
288 HostPlatform=sparc-sun-solaris2
289 TargetPlatform=sparc-sun-solaris2 #hack
290 BuildPlatform=sparc-sun-solaris2 #hack
291 HostPlatform_CPP='sparc_sun_solaris2'
294 HostOS_CPP='solaris2'
297 echo "Unrecognised platform: $HostPlatform"
301 echo "Canonicalised to: $HostPlatform"
302 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
303 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
305 BuildPlatform_CPP=$HostPlatform_CPP
306 TargetPlatform_CPP=$HostPlatform_CPP
307 BuildArch_CPP=$HostArch_CPP
308 TargetArch_CPP=$HostArch_CPP
309 BuildOS_CPP=$HostOS_CPP
311 TargetOS_CPP=$HostOS_CPP
312 BuildVendor_CPP=$HostVendor_CPP
313 TargetVendor_CPP=$HostVendor_CPP
315 dnl Cannot afford all these SUBSTs (because of braindead seds w/ 99 cmd limits)
316 dnl AC_SUBST(BuildPlatform)
318 AC_SUBST(HostPlatform)
319 AC_SUBST(TargetPlatform)
320 AC_SUBST(HostPlatform_CPP)
321 dnl AC_SUBST(BuildPlatform_CPP)
322 dnl AC_SUBST(TargetPlatform_CPP)
324 AC_SUBST(HostArch_CPP)
325 dnl AC_SUBST(BuildArch_CPP)
326 dnl AC_SUBST(TargetArch_CPP)
329 AC_SUBST(HostOS_Full)
330 dnl AC_SUBST(BuildOS_CPP)
331 dnl AC_SUBST(TargetOS_CPP)
333 AC_SUBST(HostVendor_CPP)
334 dnl AC_SUBST(BuildVendor_CPP)
335 dnl AC_SUBST(TargetVendor_CPP)
340 # The native format for 'hardtop' (i.e., right kind of slashes on a Win32 box).
341 # (but with b-slashes being escaped).
342 case $HostPlatform in
343 i386-unknown-mingw32 | i386-unknown-cygwin32)
344 # get rid off /cygdrive/ prefix
345 hardtop=`echo ${hardtop} | sed -e 's%^/cygdrive/\(.\)/%\1:/%' `
346 hardtop_plat=`cygpath -w ${hardtop} | sed -e 's@\\\\@\\\\\\\\@g' `
349 hardtop_plat=${hardtop}
353 AC_SUBST(hardtop_plat)
355 dnl --------------------------------------------------------------
356 dnl * Project specific configuration options
357 dnl --------------------------------------------------------------
358 dnl What follows is a bunch of options that can either be configured
359 dnl through command line options to the configure script or by
360 dnl supplying defns in the build tree's mk/build.mk. Having the option to
361 dnl use either is considered a Feature.
363 dnl ** What command to use to compile compiler sources ?
364 dnl --------------------------------------------------------------
367 [ --with-ghc=<haskell compiler>
368 Use a command different from 'ghc' to compile GHC-specific Haskell code
369 (including GHC itself).
371 [ WithGhc="$withval" ],
373 if test "$GHC" = ""; then
374 AC_PATH_PROG(GHC,ghc)
382 [ --with-hc=<haskell compiler>
383 Use a command different from 'ghc' to compile generic Haskell code.
390 if test "$WithGhc" != ""; then
391 FPTOOLS_GHC_VERSION([GhcVersion], [GhcMajVersion], [GhcMinVersion], [GhcPatchLevel])dnl
392 AC_SUBST(GhcVersion)dnl
393 AC_SUBST(GhcMajVersion)dnl
394 AC_SUBST(GhcMinVersion)dnl
395 AC_SUBST(GhcPatchLevel)dnl
398 AC_PATH_PROGS(NHC,nhc nhc98)
399 AC_PATH_PROG(HBC,hbc)
401 dnl ** Which gcc to use?
402 dnl --------------------------------------------------------------
404 [ --with-gcc=<gcc command>
405 Use a different command instead of 'gcc' for the GNU C compiler.
407 [WhatGccIsCalled="$withval"
409 [WhatGccIsCalled="gcc"]
411 AC_SUBST(WhatGccIsCalled)
413 dnl ** Booting from .hc files?
414 dnl --------------------------------------------------------------
415 AC_ARG_ENABLE(hc-boot,
417 Boot the Glasgow Haskell Compiler from intermediate .hc files.
418 (This option is mostly of interest to porters.)
423 AC_SUBST(BootingFromHc)
425 dnl ** Booting from unregisterised .hc files?
426 dnl --------------------------------------------------------------
427 AC_ARG_ENABLE(hc-boot-unregisterised,
428 [ --enable-hc-boot-unregisterised
429 With --enable-hc-boot, treat the intermediate .hc files as
430 unregisterised rather than registerised code.
431 (This option is mostly of interest to porters.)
433 [BootingFromUnregisterisedHc=YES],
434 [BootingFromUnregisterisedHc=NO]
436 AC_SUBST(BootingFromUnregisterisedHc)
438 if test "$BootingFromHc" = "NO"; then
439 if test "$BootingFromUnregisterisedHc" = "YES"; then
440 AC_MSG_ERROR([--enable-hc-boot-unregisterised requires --enable-hc-boot.])
445 dnl ** Enable the construction of Win32 DLLs?
446 dnl --------------------------------------------------------------
447 AC_ARG_ENABLE(win32-dlls,
448 [ --enable-win32-dlls
449 If on a Win32 platform running mingw32/cygwin, enable the
450 construction of DLLs containing ghc-compiled code.
456 *) echo "Unrecognised win32 platform: $HostPlatform"
464 AC_SUBST(EnableWin32DLLs)
465 if test x"$EnableWin32DLLs" = "xYES" ; then
466 AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
469 dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
470 dnl --------------------------------------------------------------
471 AC_ARG_ENABLE(hopengl,
473 Build HOpenGL, a Haskell binding for OpenGL/GLUT, too.
474 (This option is only relevant when hslibs are built.)
476 [GhcLibsWithHOpenGL=YES],
477 [GhcLibsWithHOpenGL=NO]
479 AC_SUBST(GhcLibsWithHOpenGL)
481 dnl ** Use a specific version of the GLUT API
482 dnl --------------------------------------------------------------
483 AC_ARG_WITH(glut-api,
484 [ --with-glut-api=<version>
485 Use a specific version of the GLUT API when building HOpenGL.
487 test -n "$with_glut_api" && CPPFLAGS="$CPPFLAGS -DGLUT_API_VERSION=$with_glut_api"
490 dnl ** Use a specific version of the GLUT API
491 dnl --------------------------------------------------------------
492 AC_ARG_WITH(glut-xlib,
493 [ --with-glut-xlib=<version>
494 Use a specific version of the GLUT Xlib implementation when building HOpenGL.
496 test -n "$with_glut_xlib" && CPPFLAGS="$CPPFLAGS -DGLUT_XLIB_IMPLEMENTATION=$with_glut_xlib"
501 dnl --------------------------------------------------------------
502 dnl End of configure script option section
503 dnl --------------------------------------------------------------
506 dnl --------------------------------------------------------------
507 dnl * General configuration checks
508 dnl --------------------------------------------------------------
513 dnl ** look for `perl', but only in /bin on Windows
516 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
517 if test -z "$PerlCmd"; then
518 echo "You must install the version of Perl shipped with GHC"
519 echo "(or a compatible one) in /bin."
524 AC_PATH_PROG(PerlCmd,perl)
525 if test -z "$PerlCmd"; then
526 echo "You must install perl before you can continue"
527 echo "Perhaps it is already installed, but not in your PATH?"
530 FPTOOLS_CHECK_PERL_VERSION
535 dnl ** does #! path/to/perl work? (sometimes it's too long...)
538 dnl ** look for GCC and find out which version
539 dnl Figure out which C compiler to use. Gcc is preferred.
540 dnl If gcc, make sure it's at least 2.1
545 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
548 dnl ** does the C compiler support the following options?
549 FPTOOLS_CC_FLAG(-mwin32,CC_SUPPORTS_MWIN32)
550 FPTOOLS_CC_FLAG(-mno-cygwin,CC_SUPPORTS_MNO_CYGWIN)
552 EXTRA_CC_OPTS="$CC_SUPPORTS_MNO_CYGWIN $CC_SUPPORTS_MWIN32"
553 SRC_CC_OPTS="-O $EXTRA_CC_OPTS"
554 CPPFLAGS="$EXTRA_CC_OPTS $CPPFLAGS"
555 AC_SUBST(SRC_CC_OPTS)
557 dnl ** figure out how to do context diffs
560 dnl ** Find find command (for Win32's benefit)
563 dnl ** look for a decent parser generator (bison preferred)
564 dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
565 dnl on the suitability of the 'yacc' returned.)
568 dnl ** Find lex command (lex or flex) - *doesn't* use autoconf's
569 dnl AC_PROG_LEX, since it doesn't actually check whether 'lex'
570 dnl exists if 'flex' doesn't.
573 dnl ** figure out how to do a BSD-ish install
576 dnl If you can run configure, you certainly have /bin/sh
577 AC_DEFINE(HAVE_BIN_SH)
579 dnl ** how to invoke `ar' and `ranlib'
580 FPTOOLS_PROG_AR_AND_RANLIB
582 dnl ** Check to see whether ln -s works
586 dnl ** Find the path to sed
587 AC_PATH_PROG(SedCmd,sed)
590 dnl ** check for time command
591 AC_PATH_PROG(TimeCmd,time)
595 dnl if GNU tar is named gtar, look for it first.
596 AC_PATH_PROGS(TarCmd,gtar tar,tar)
598 dnl ** check for gzip/compress
599 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
601 dnl ** check for jade/openjade & determine a working catalog
602 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
603 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
604 /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl glafp-utils/docbook/CATALOG*)
605 if test -z "$Catalog"; then
606 AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
612 Catalog=`cygpath -w $hardtop/$Catalog`
614 *) Catalog=$hardtop/$Catalog
621 compress_nm=`basename $CompressCmd`
622 if test x"$compress_nm" = xgzip; then
623 CompressCmd="$CompressCmd -d"
628 AC_SUBST(CompressCmd)
629 AC_SUBST(CompressSuffix)
631 AC_ARG_ENABLE(src-tree-happy,
632 [ --enable-src-tree-happy
633 Build and use source tree (fptools/happy) version of happy.
635 [UseSrcTreeHappy=YES],
638 dnl ** check for installed happy binary + version
639 dnl (don't do it if we're booting from .hc files though.)
640 if test "$BootingFromHc" = "NO"; then
644 dnl --------------------------------------------------
645 dnl ### program checking section ends here ###
646 dnl --------------------------------------------------
648 dnl --------------------------------------------------
649 dnl * Platform header file and syscall feature tests
650 dnl ### checking the state of the local header files and syscalls ###
652 dnl ** check for full ANSI header (.h) files
655 dnl ** check for specific header (.h) files that we are interested in
656 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)
658 AC_CHECK_HEADER(readline/readline.h, HaveReadlineReadlineH=YES, HaveReadlineReadlineH=NO)
659 AC_CHECK_HEADER(readline/history.h, HaveReadlineHistoryH=YES, HaveReadlineHistoryH=NO)
661 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
662 HaveReadlineHeaders=YES
663 AC_DEFINE(HAVE_READLINE_HEADERS,1)
665 HaveReadlineHeaders=NO
666 AC_DEFINE(HAVE_READLINE_HEADERS,0)
668 AC_SUBST(HaveReadlineHeaders)
670 dnl ** check for DOS include files
671 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
673 dnl ** check for Windows include files
674 AC_CHECK_HEADERS(windows.h)
676 dnl ** check for OpenGL include files
677 AC_CHECK_HEADERS(GL/gl.h)
679 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
682 dnl dynamic loading include files
683 AC_CHECK_HEADERS(dlfcn.h dl.h)
685 dnl ** check for farcalloc (in bcc)
686 AC_CHECK_HEADER(alloc.h,AC_CHECK_FUNCS(farcalloc))
688 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
689 AC_CHECK_HEADER(malloc.h,AC_CHECK_FUNCS(valloc))
691 dnl ** how do we get a timezone name, and UTC offset ?
694 dnl ** what's the type of timezone?
695 FPTOOLS_HAVE_TIMEZONE
696 FPTOOLS_TYPE_TIMEZONE
698 dnl ** do we have altzone?
701 dnl ** does struct stat contain st_blksize?
704 dnl ** do we have long longs?
707 dnl ** what are the sizes of various types
708 dnl (these must come before GHC_CHECK_ALIGNMENT)
709 AC_CHECK_SIZEOF(char, 1)
710 AC_CHECK_SIZEOF(double, 8)
711 AC_CHECK_SIZEOF(float, 4)
712 AC_CHECK_SIZEOF(int, 4)
713 AC_CHECK_SIZEOF(long, 4)
714 if test "$fptools_cv_have_long_long" = yes; then
715 AC_CHECK_SIZEOF(long long, 8)
717 AC_CHECK_SIZEOF(short, 2)
718 AC_CHECK_SIZEOF(unsigned char, 1)
719 AC_CHECK_SIZEOF(unsigned int, 4)
720 AC_CHECK_SIZEOF(unsigned long, 4)
721 if test "$fptools_cv_have_long_long" = yes; then
722 AC_CHECK_SIZEOF(unsigned long long, 8)
724 AC_CHECK_SIZEOF(unsigned short, 2)
725 AC_CHECK_SIZEOF(void *, 4)
727 dnl ** what are alignment constraints on various types
728 FPTOOLS_CHECK_ALIGNMENT(char)
729 FPTOOLS_CHECK_ALIGNMENT(double)
730 FPTOOLS_CHECK_ALIGNMENT(float)
731 FPTOOLS_CHECK_ALIGNMENT(int)
732 FPTOOLS_CHECK_ALIGNMENT(long)
733 if test "$fptools_cv_have_long_long" = yes; then
734 FPTOOLS_CHECK_ALIGNMENT(long long)
736 FPTOOLS_CHECK_ALIGNMENT(short)
737 FPTOOLS_CHECK_ALIGNMENT(unsigned char)
738 FPTOOLS_CHECK_ALIGNMENT(unsigned int)
739 FPTOOLS_CHECK_ALIGNMENT(unsigned long)
740 if test "$fptools_cv_have_long_long" = yes; then
741 FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
743 FPTOOLS_CHECK_ALIGNMENT(unsigned short)
744 FPTOOLS_CHECK_ALIGNMENT(void *)
746 dnl ** map standard C types and ISO types to Haskell types
747 FPTOOLS_CHECK_HTYPE(char)
748 FPTOOLS_CHECK_HTYPE(signed char)
749 FPTOOLS_CHECK_HTYPE(unsigned char)
750 FPTOOLS_CHECK_HTYPE(short)
751 FPTOOLS_CHECK_HTYPE(unsigned short)
752 FPTOOLS_CHECK_HTYPE(int)
753 FPTOOLS_CHECK_HTYPE(unsigned int)
754 FPTOOLS_CHECK_HTYPE(long)
755 FPTOOLS_CHECK_HTYPE(unsigned long)
756 if test "$fptools_cv_have_long_long" = yes; then
757 FPTOOLS_CHECK_HTYPE(long long)
758 FPTOOLS_CHECK_HTYPE(unsigned long long)
760 FPTOOLS_CHECK_HTYPE(float)
761 FPTOOLS_CHECK_HTYPE(double)
762 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
763 FPTOOLS_CHECK_HTYPE(size_t)
764 FPTOOLS_CHECK_HTYPE(wchar_t)
765 dnl Int32 is a HACK for non-ISO C compilers
766 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
767 FPTOOLS_CHECK_HTYPE(clock_t)
768 FPTOOLS_CHECK_HTYPE(time_t)
769 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
770 FPTOOLS_CHECK_HTYPE(ino_t)
771 FPTOOLS_CHECK_HTYPE(mode_t)
772 FPTOOLS_CHECK_HTYPE(off_t)
773 FPTOOLS_CHECK_HTYPE(pid_t)
774 FPTOOLS_CHECK_HTYPE(size_t)
775 FPTOOLS_CHECK_HTYPE(gid_t)
776 FPTOOLS_CHECK_HTYPE(uid_t)
777 FPTOOLS_CHECK_HTYPE(cc_t)
778 FPTOOLS_CHECK_HTYPE(speed_t)
779 FPTOOLS_CHECK_HTYPE(tcflag_t)
780 FPTOOLS_CHECK_HTYPE(nlink_t)
781 FPTOOLS_CHECK_HTYPE(ssize_t)
783 dnl ** Map OpenGL data types to Haskell types
784 if test $GhcLibsWithHOpenGL = YES ; then
785 FPTOOLS_CHECK_HTYPE(GLboolean)
786 FPTOOLS_CHECK_HTYPE(GLbyte)
787 FPTOOLS_CHECK_HTYPE(GLubyte)
788 FPTOOLS_CHECK_HTYPE(GLshort)
789 FPTOOLS_CHECK_HTYPE(GLushort)
790 FPTOOLS_CHECK_HTYPE(GLint)
791 FPTOOLS_CHECK_HTYPE(GLuint)
792 FPTOOLS_CHECK_HTYPE(GLsizei)
793 FPTOOLS_CHECK_HTYPE(GLenum)
794 FPTOOLS_CHECK_HTYPE(GLbitfield)
795 FPTOOLS_CHECK_HTYPE(GLfloat)
796 FPTOOLS_CHECK_HTYPE(GLclampf)
797 FPTOOLS_CHECK_HTYPE(GLdouble)
798 FPTOOLS_CHECK_HTYPE(GLclampd)
801 dnl ** can we open files in binary mode?
804 dnl ** check for GetModuleFileName and WinExec (windows only)
805 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
806 dnl Doesn't work because the linker can't see the functions if
807 dnl you omit the #include <windows.h>. (I've no idea why not...)
809 FPTOOLS_TRY_LINK_NOWARN(,[
820 if test "$have_winexec" = "1"; then
821 AC_DEFINE(HAVE_WINEXEC)
824 FPTOOLS_TRY_LINK_NOWARN(,[
830 GetModuleFileName((HMODULE)0,dir,0);
834 [have_getmodulefilename=1],
835 [have_getmodulefilename=0])
836 if test "$have_getmodulefilename" = "1"; then
837 AC_DEFINE(HAVE_GETMODULEFILENAME)
840 dnl ** check return type of signal handlers
841 dnl Foo: assumes we can use prototypes.
842 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
843 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
844 dnl [AC_TRY_COMPILE([#include <sys/types.h>
845 dnl #include <signal.h>
849 dnl void (*signal (int, void (*)(int)))(int);
852 dnl ac_cv_type_signal_handler=void_int,
853 dnl ac_cv_type_signal_handler=int_void)])
854 dnl if test "$ac_cv_type_signal_handler" = void_int; then
855 dnl AC_DEFINE(VOID_INT_SIGNALS)
858 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
860 if test "$ac_cv_type_signal" = void; then
861 AC_DEFINE(VOID_INT_SIGNALS)
864 dnl ** check for more functions
865 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
866 AC_CHECK_FUNCS(strcmp)
867 AC_CHECK_FUNCS(realpath _fullpath)
868 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
869 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
870 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
871 AC_CHECK_FUNCS(snprintf _snprintf )
872 AC_CHECK_FUNCS(popen _popen )
873 AC_CHECK_FUNCS(pclose _pclose )
876 dnl ** check for specific library functions that we are interested in
877 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)
879 dnl ** check whether this machine has gmp3 installed
880 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
881 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
882 HaveLibGmp=No; LibGmp=not-installed))
886 dnl ** check whether this machine has GNU regex in libc.
887 FPTOOLS_REGEX_IN_LIBC
889 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
890 dnl the order of these tests matters: bfd needs liberty
891 AC_CHECK_LIB(iberty, xmalloc)
892 AC_CHECK_LIB(bfd, bfd_init)
894 dnl ** check for readline, for Hugs and hslibs' Readline
895 dnl ncurses supersedes termcap and curses, but for compatibility,
896 dnl we have to check for all...
897 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
898 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
899 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
900 HaveLibTermcap=NO; LibTermcap=not-installed)))
902 if test $HaveLibTermcap = YES ; then
903 LIBS="-l$LibTermcap $LIBS"
904 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
907 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
908 AC_DEFINE(HAVE_READLINE_LIBS,1)
909 LibsReadline="readline $LibTermcap"
911 AC_DEFINE(HAVE_READLINE_LIBS,0)
914 AC_SUBST(LibsReadline)
916 if test "$HaveLibReadline"; then
917 AC_CHECK_LIB(readline, rl_erase_empty_line,
918 [AC_DEFINE(HAVE_READLINE_4, 1)],
919 [AC_DEFINE(HAVE_READLINE_4, 0)])
920 AC_CHECK_LIB(readline, rl_free_undo_list,
921 [AC_DEFINE(HAVE_READLINE_4_2, 1)],
922 [AC_DEFINE(HAVE_READLINE_4_2, 0)])
924 AC_DEFINE(HAVE_READLINE_4, 0)
925 AC_DEFINE(HAVE_READLINE_4_2, 0)
928 dnl ** check for math library
938 dnl ################################################################
939 dnl Check for libraries
940 dnl ################################################################
942 AC_CHECK_LIB(dl, dlopen,
944 AC_DEFINE(HAVE_LIBDL)
947 AC_CHECK_FUNCS(dlopen)
950 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
952 dnl --------------------------------------------------
954 dnl --------------------------------------------------
956 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
957 if test "$GTK_CONFIG" != ""; then
958 AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
959 fptools_cv_gtk_version=`$GTK_CONFIG --version`
961 GTK_VERSION=$fptools_cv_gtk_version
966 case $fptools_cv_gtk_version in
968 *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
974 AC_SUBST(GTK_VERSION)
976 dnl --------------------------------------------------
977 dnl * Miscellaneous feature tests
978 dnl --------------------------------------------------
980 dnl ** can we get alloca?
983 dnl ** determine whether or not const works
986 dnl ** determine whether ANSI-function prototypes work?
989 dnl ** are we big endian?
991 # Allay users' general fear of warnings of any kind.
992 errprint(fptools configure script wizard sez: autoconf-2.50 or later should produce no warnings
994 errprint(if you are using 2.13 or earlier, you may get a (harmless) warning message.
997 dnl ** check for leading underscores in symbol names
1000 dnl ** how is the end of text section signalled?
1001 FPTOOLS_END_TEXT_SECTION
1003 dnl ** how is the end of data section signalled?
1004 FPTOOLS_END_DATA_SECTION
1006 dnl ** code before data?
1007 FPTOOLS_CODE_BEFORE_DATA
1009 dnl ** check for ld, and whether ld has -x option
1010 AC_PATH_PROG(LdCmdRaw, ld)
1012 mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1014 *) LdCmd=${LdCmdRaw}
1020 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )