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 multi-thread friendly RTS?
446 dnl --------------------------------------------------------------
447 AC_ARG_ENABLE(threaded-rts,
448 [ --enable-threaded-rts
449 Support better interop with OS threads.
454 AC_SUBST(ThreadedRts)
456 dnl ** Enable the construction of Win32 DLLs?
457 dnl --------------------------------------------------------------
458 AC_ARG_ENABLE(win32-dlls,
459 [ --enable-win32-dlls
460 If on a Win32 platform running mingw32/cygwin, enable the
461 construction of DLLs containing ghc-compiled code.
467 *) echo "Unrecognised win32 platform: $HostPlatform"
475 AC_SUBST(EnableWin32DLLs)
476 if test x"$EnableWin32DLLs" = "xYES" ; then
477 AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
480 dnl ** Enable the building of the OpenGL/GLUT binding in hslibs?
481 dnl --------------------------------------------------------------
482 AC_ARG_ENABLE(hopengl,
484 Build HOpenGL, a Haskell binding for OpenGL/GLUT, too.
485 (This option is only relevant when hslibs are built.)
487 [GhcLibsWithHOpenGL=YES],
488 [GhcLibsWithHOpenGL=NO]
490 AC_SUBST(GhcLibsWithHOpenGL)
492 dnl ** Use a specific version of the GLUT API
493 dnl --------------------------------------------------------------
494 AC_ARG_WITH(glut-api,
495 [ --with-glut-api=<version>
496 Use a specific version of the GLUT API when building HOpenGL.
498 test -n "$with_glut_api" && CPPFLAGS="$CPPFLAGS -DGLUT_API_VERSION=$with_glut_api"
501 dnl ** Use a specific version of the GLUT API
502 dnl --------------------------------------------------------------
503 AC_ARG_WITH(glut-xlib,
504 [ --with-glut-xlib=<version>
505 Use a specific version of the GLUT Xlib implementation when building HOpenGL.
507 test -n "$with_glut_xlib" && CPPFLAGS="$CPPFLAGS -DGLUT_XLIB_IMPLEMENTATION=$with_glut_xlib"
512 dnl --------------------------------------------------------------
513 dnl End of configure script option section
514 dnl --------------------------------------------------------------
517 dnl --------------------------------------------------------------
518 dnl * General configuration checks
519 dnl --------------------------------------------------------------
524 dnl ** look for `perl', but only in /bin on Windows
527 AC_CHECK_PROG(PerlCmd,perl,/bin/perl,,/bin)
528 if test -z "$PerlCmd"; then
529 echo "You must install the version of Perl shipped with GHC"
530 echo "(or a compatible one) in /bin."
535 AC_PATH_PROG(PerlCmd,perl)
536 if test -z "$PerlCmd"; then
537 echo "You must install perl before you can continue"
538 echo "Perhaps it is already installed, but not in your PATH?"
541 FPTOOLS_CHECK_PERL_VERSION
546 dnl ** does #! path/to/perl work? (sometimes it's too long...)
549 dnl ** look for GCC and find out which version
550 dnl Figure out which C compiler to use. Gcc is preferred.
551 dnl If gcc, make sure it's at least 2.1
556 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
559 dnl ** Without optimization some INLINE trickery fails for GHCi
562 dnl ** Try to add -mno-cygwin to the C compiler options for mingw32 targets
563 if test x"$TargetOS_CPP" = x"mingw32"; then
564 FPTOOLS_CC_FLAG(-mno-cygwin,CC_SUPPORTS_MNO_CYGWIN)
565 SRC_CC_OPTS="$CC_SUPPORTS_MNO_CYGWIN $SRC_CC_OPTS"
566 CPPFLAGS="$CC_SUPPORTS_MNO_CYGWIN $CPPFLAGS"
568 AC_SUBST(SRC_CC_OPTS)
570 dnl ** figure out how to do context diffs
573 dnl ** Find find command (for Win32's benefit)
576 dnl ** look for a decent parser generator (bison preferred)
577 dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
578 dnl on the suitability of the 'yacc' returned.)
581 dnl ** Find lex command (lex or flex) - *doesn't* use autoconf's
582 dnl AC_PROG_LEX, since it doesn't actually check whether 'lex'
583 dnl exists if 'flex' doesn't.
586 dnl ** figure out how to do a BSD-ish install
589 dnl If you can run configure, you certainly have /bin/sh
590 AC_DEFINE(HAVE_BIN_SH)
592 dnl ** how to invoke `ar' and `ranlib'
593 FPTOOLS_PROG_AR_AND_RANLIB
595 dnl ** Check to see whether ln -s works
599 dnl ** Find the path to sed
600 AC_PATH_PROG(SedCmd,sed)
603 dnl ** check for time command
604 AC_PATH_PROG(TimeCmd,time)
608 dnl if GNU tar is named gtar, look for it first.
609 AC_PATH_PROGS(TarCmd,gtar tar,tar)
611 dnl ** check for gzip/compress
612 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
614 dnl ** check for jade/openjade & determine a working catalog
615 AC_PATH_PROGS(JadeCmd,openjade jade,jade)
616 FPTOOLS_DOCBOOK_CATALOG(Catalog, $JadeCmd, docs/fptools-both.dsl,
617 /etc/sgml/catalog /etc/sgml.catalog /usr/share/sgml/CATALOG.docbkdsl glafp-utils/docbook/CATALOG*)
618 if test -z "$Catalog"; then
619 AC_MSG_RESULT([Warning: You will not be able to build the documentation.])
622 yes) # assume it is provided by other means (e.g., SGML_CATALOG_FILES env var).
628 Catalog=`cygpath -w $hardtop/$Catalog`
630 *) Catalog=$hardtop/$Catalog
637 compress_nm=`basename $CompressCmd`
638 if test x"$compress_nm" = xgzip; then
639 CompressCmd="$CompressCmd -d"
644 AC_SUBST(CompressCmd)
645 AC_SUBST(CompressSuffix)
647 AC_ARG_ENABLE(src-tree-happy,
648 [ --enable-src-tree-happy
649 Build and use source tree (fptools/happy) version of happy.
651 [UseSrcTreeHappy=YES],
654 dnl ** check for installed happy binary + version
655 dnl (don't do it if we're booting from .hc files though.)
656 if test "$BootingFromHc" = "NO"; then
660 dnl --------------------------------------------------
661 dnl ### program checking section ends here ###
662 dnl --------------------------------------------------
664 dnl --------------------------------------------------
665 dnl * Platform header file and syscall feature tests
666 dnl ### checking the state of the local header files and syscalls ###
668 dnl ** check for full ANSI header (.h) files
671 dnl ** check for specific header (.h) files that we are interested in
672 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)
674 AC_CHECK_HEADER(readline/readline.h, HaveReadlineReadlineH=YES, HaveReadlineReadlineH=NO)
675 AC_CHECK_HEADER(readline/history.h, HaveReadlineHistoryH=YES, HaveReadlineHistoryH=NO)
677 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
678 HaveReadlineHeaders=YES
679 AC_DEFINE(HAVE_READLINE_HEADERS,1)
681 HaveReadlineHeaders=NO
682 AC_DEFINE(HAVE_READLINE_HEADERS,0)
684 AC_SUBST(HaveReadlineHeaders)
686 dnl ** check for DOS include files
687 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
689 dnl ** check for Windows include files
690 AC_CHECK_HEADERS(windows.h)
692 dnl ** check for OpenGL include files
693 AC_CHECK_HEADERS(GL/gl.h)
695 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
698 dnl dynamic loading include files
699 AC_CHECK_HEADERS(dlfcn.h dl.h)
701 dnl ** check for farcalloc (in bcc)
702 AC_CHECK_HEADER(alloc.h,AC_CHECK_FUNCS(farcalloc))
704 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
705 AC_CHECK_HEADER(malloc.h,AC_CHECK_FUNCS(valloc))
707 dnl ** check for POSIX regex
709 AC_CHECK_HEADER(regex.h,AC_CHECK_FUNC(regcomp, HavePosixRegex=YES))
710 AC_SUBST(HavePosixRegex)
712 dnl ** how do we get a timezone name, and UTC offset ?
715 dnl ** what's the type of timezone?
716 FPTOOLS_HAVE_TIMEZONE
717 FPTOOLS_TYPE_TIMEZONE
719 dnl ** do we have altzone?
722 dnl ** does struct stat contain st_blksize?
725 dnl ** do we have long longs?
728 dnl ** what are the sizes of various types
729 dnl (these must come before GHC_CHECK_ALIGNMENT)
730 AC_CHECK_SIZEOF(char, 1)
731 AC_CHECK_SIZEOF(double, 8)
732 AC_CHECK_SIZEOF(float, 4)
733 AC_CHECK_SIZEOF(int, 4)
734 AC_CHECK_SIZEOF(long, 4)
735 if test "$fptools_cv_have_long_long" = yes; then
736 AC_CHECK_SIZEOF(long long, 8)
738 AC_CHECK_SIZEOF(short, 2)
739 AC_CHECK_SIZEOF(unsigned char, 1)
740 AC_CHECK_SIZEOF(unsigned int, 4)
741 AC_CHECK_SIZEOF(unsigned long, 4)
742 if test "$fptools_cv_have_long_long" = yes; then
743 AC_CHECK_SIZEOF(unsigned long long, 8)
745 AC_CHECK_SIZEOF(unsigned short, 2)
746 AC_CHECK_SIZEOF(void *, 4)
748 dnl ** what are alignment constraints on various types
749 FPTOOLS_CHECK_ALIGNMENT(char)
750 FPTOOLS_CHECK_ALIGNMENT(double)
751 FPTOOLS_CHECK_ALIGNMENT(float)
752 FPTOOLS_CHECK_ALIGNMENT(int)
753 FPTOOLS_CHECK_ALIGNMENT(long)
754 if test "$fptools_cv_have_long_long" = yes; then
755 FPTOOLS_CHECK_ALIGNMENT(long long)
757 FPTOOLS_CHECK_ALIGNMENT(short)
758 FPTOOLS_CHECK_ALIGNMENT(unsigned char)
759 FPTOOLS_CHECK_ALIGNMENT(unsigned int)
760 FPTOOLS_CHECK_ALIGNMENT(unsigned long)
761 if test "$fptools_cv_have_long_long" = yes; then
762 FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
764 FPTOOLS_CHECK_ALIGNMENT(unsigned short)
765 FPTOOLS_CHECK_ALIGNMENT(void *)
767 dnl ** map standard C types and ISO types to Haskell types
768 FPTOOLS_CHECK_HTYPE(char)
769 FPTOOLS_CHECK_HTYPE(signed char)
770 FPTOOLS_CHECK_HTYPE(unsigned char)
771 FPTOOLS_CHECK_HTYPE(short)
772 FPTOOLS_CHECK_HTYPE(unsigned short)
773 FPTOOLS_CHECK_HTYPE(int)
774 FPTOOLS_CHECK_HTYPE(unsigned int)
775 FPTOOLS_CHECK_HTYPE(long)
776 FPTOOLS_CHECK_HTYPE(unsigned long)
777 if test "$fptools_cv_have_long_long" = yes; then
778 FPTOOLS_CHECK_HTYPE(long long)
779 FPTOOLS_CHECK_HTYPE(unsigned long long)
781 FPTOOLS_CHECK_HTYPE(float)
782 FPTOOLS_CHECK_HTYPE(double)
783 FPTOOLS_CHECK_HTYPE(ptrdiff_t)
784 FPTOOLS_CHECK_HTYPE(size_t)
785 FPTOOLS_CHECK_HTYPE(wchar_t)
786 dnl Int32 is a HACK for non-ISO C compilers
787 FPTOOLS_CHECK_HTYPE(sig_atomic_t, Int32)
788 FPTOOLS_CHECK_HTYPE(clock_t)
789 FPTOOLS_CHECK_HTYPE(time_t)
790 FPTOOLS_CHECK_HTYPE(dev_t, Word32)
791 FPTOOLS_CHECK_HTYPE(ino_t)
792 FPTOOLS_CHECK_HTYPE(mode_t)
793 FPTOOLS_CHECK_HTYPE(off_t)
794 FPTOOLS_CHECK_HTYPE(pid_t)
795 FPTOOLS_CHECK_HTYPE(gid_t)
796 FPTOOLS_CHECK_HTYPE(uid_t)
797 FPTOOLS_CHECK_HTYPE(cc_t)
798 FPTOOLS_CHECK_HTYPE(speed_t)
799 FPTOOLS_CHECK_HTYPE(tcflag_t)
800 FPTOOLS_CHECK_HTYPE(nlink_t)
801 FPTOOLS_CHECK_HTYPE(ssize_t)
803 dnl ** Map OpenGL data types to Haskell types
804 if test $GhcLibsWithHOpenGL = YES ; then
805 FPTOOLS_CHECK_HTYPE(GLboolean)
806 FPTOOLS_CHECK_HTYPE(GLbyte)
807 FPTOOLS_CHECK_HTYPE(GLubyte)
808 FPTOOLS_CHECK_HTYPE(GLshort)
809 FPTOOLS_CHECK_HTYPE(GLushort)
810 FPTOOLS_CHECK_HTYPE(GLint)
811 FPTOOLS_CHECK_HTYPE(GLuint)
812 FPTOOLS_CHECK_HTYPE(GLsizei)
813 FPTOOLS_CHECK_HTYPE(GLenum)
814 FPTOOLS_CHECK_HTYPE(GLbitfield)
815 FPTOOLS_CHECK_HTYPE(GLfloat)
816 FPTOOLS_CHECK_HTYPE(GLclampf)
817 FPTOOLS_CHECK_HTYPE(GLdouble)
818 FPTOOLS_CHECK_HTYPE(GLclampd)
821 dnl ** can we open files in binary mode?
824 dnl ** check for GetModuleFileName and WinExec (windows only)
825 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
826 dnl Doesn't work because the linker can't see the functions if
827 dnl you omit the #include <windows.h>. (I've no idea why not...)
829 FPTOOLS_TRY_LINK_NOWARN(,[
840 if test "$have_winexec" = "1"; then
841 AC_DEFINE(HAVE_WINEXEC)
844 FPTOOLS_TRY_LINK_NOWARN(,[
850 GetModuleFileName((HMODULE)0,dir,0);
854 [have_getmodulefilename=1],
855 [have_getmodulefilename=0])
856 if test "$have_getmodulefilename" = "1"; then
857 AC_DEFINE(HAVE_GETMODULEFILENAME)
860 dnl ** check return type of signal handlers
861 dnl Foo: assumes we can use prototypes.
862 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
863 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
864 dnl [AC_TRY_COMPILE([#include <sys/types.h>
865 dnl #include <signal.h>
869 dnl void (*signal (int, void (*)(int)))(int);
872 dnl ac_cv_type_signal_handler=void_int,
873 dnl ac_cv_type_signal_handler=int_void)])
874 dnl if test "$ac_cv_type_signal_handler" = void_int; then
875 dnl AC_DEFINE(VOID_INT_SIGNALS)
878 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
880 if test "$ac_cv_type_signal" = void; then
881 AC_DEFINE(VOID_INT_SIGNALS)
884 dnl ** check for more functions
885 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
886 AC_CHECK_FUNCS(strcmp)
887 AC_CHECK_FUNCS(realpath _fullpath)
888 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
889 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
890 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
891 AC_CHECK_FUNCS(snprintf _snprintf )
892 AC_CHECK_FUNCS(popen _popen )
893 AC_CHECK_FUNCS(pclose _pclose )
896 dnl ** check for specific library functions that we are interested in
897 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)
899 dnl ** check whether this machine has gmp3 installed
900 AC_CHECK_LIB(gmp, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
901 AC_CHECK_LIB(gmp3, __gmpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp3,
902 HaveLibGmp=No; LibGmp=not-installed))
906 dnl ** check whether this machine has GNU regex in libc.
907 FPTOOLS_REGEX_IN_LIBC
909 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
910 dnl the order of these tests matters: bfd needs liberty
911 AC_CHECK_LIB(iberty, xmalloc)
912 AC_CHECK_LIB(bfd, bfd_init)
914 dnl ** check for readline, for Hugs and hslibs' Readline
915 dnl ncurses supersedes termcap and curses, but for compatibility,
916 dnl we have to check for all...
917 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
918 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
919 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
920 HaveLibTermcap=NO; LibTermcap=not-installed)))
922 if test $HaveLibTermcap = YES ; then
923 LIBS="-l$LibTermcap $LIBS"
924 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
927 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
928 AC_DEFINE(HAVE_READLINE_LIBS,1)
929 LibsReadline="readline $LibTermcap"
931 AC_DEFINE(HAVE_READLINE_LIBS,0)
934 AC_SUBST(LibsReadline)
936 if test "$HaveLibReadline"; then
937 AC_CHECK_LIB(readline, rl_erase_empty_line,
938 [AC_DEFINE(HAVE_READLINE_4, 1)],
939 [AC_DEFINE(HAVE_READLINE_4, 0)])
940 AC_CHECK_LIB(readline, rl_free_undo_list,
941 [AC_DEFINE(HAVE_READLINE_4_2, 1)],
942 [AC_DEFINE(HAVE_READLINE_4_2, 0)])
944 AC_DEFINE(HAVE_READLINE_4, 0)
945 AC_DEFINE(HAVE_READLINE_4_2, 0)
948 dnl ** check for math library
960 dnl ################################################################
961 dnl Check for libraries
962 dnl ################################################################
964 dnl ** check for libdl & RTLD_NEXT
966 AC_CHECK_LIB(dl, dlopen,
968 AC_DEFINE(HAVE_LIBDL)
971 AC_CHECK_FUNCS(dlopen)
974 dnl ** sometimes RTLD_NEXT is hidden in #ifdefs we really don't wan to set
975 AC_MSG_CHECKING(for RTLD_NEXT from dlfcn.h)
984 AC_DEFINE(HAVE_RTLDNEXT)
990 AC_SUBST(HaveRtldNext)
992 dnl ** RTLD_LOCAL isn't available on cygwin
993 AC_MSG_CHECKING(for RTLD_LOCAL from dlfcn.h)
1002 AC_DEFINE(HAVE_RTLDLOCAL)
1008 AC_SUBST(HaveRtldLocal)
1010 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
1012 dnl --------------------------------------------------
1014 dnl --------------------------------------------------
1016 AC_PATH_PROGS(GTK_CONFIG, gtk-config gtk12-config)
1017 if test "$GTK_CONFIG" != ""; then
1018 AC_CACHE_CHECK([for version of GTK+], fptools_cv_gtk_version, [
1019 fptools_cv_gtk_version=`$GTK_CONFIG --version`
1021 GTK_VERSION=$fptools_cv_gtk_version
1026 case $fptools_cv_gtk_version in
1028 *) AC_MSG_WARN([GTK+ not usable; need at least version 1.2])
1033 AC_SUBST(GTK_CONFIG)
1034 AC_SUBST(GTK_VERSION)
1036 dnl --------------------------------------------------
1037 dnl * Miscellaneous feature tests
1038 dnl --------------------------------------------------
1040 dnl ** can we get alloca?
1043 dnl ** determine whether or not const works
1046 dnl ** determine whether ANSI-function prototypes work?
1049 dnl ** are we big endian?
1051 # Allay users' general fear of warnings of any kind.
1052 errprint(fptools configure script wizard sez: autoconf-2.50 or later should produce no warnings
1054 errprint(if you are using 2.13 or earlier, you may get a (harmless) warning message.
1057 dnl ** check for leading underscores in symbol names
1060 dnl ** how is the end of text section signalled?
1061 FPTOOLS_END_TEXT_SECTION
1063 dnl ** how is the end of data section signalled?
1064 FPTOOLS_END_DATA_SECTION
1066 dnl ** code before data?
1067 FPTOOLS_CODE_BEFORE_DATA
1069 dnl ** check for ld, and whether ld has -x option
1070 AC_PATH_PROG(LdCmdRaw, ld)
1072 mingw32) LdCmd=`cygpath -w ${LdCmdRaw} | sed -e 's@\\\\@/@g' `
1074 *) LdCmd=${LdCmdRaw}
1080 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )