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 # -------------------------------------------------------------------------
20 # Prepare to generate the following header files
23 AC_CONFIG_HEADER(mk/config.h)
25 # No, semi-sadly, we don't do `--srcdir'...
26 if test x"$srcdir" != 'x.' ; then
27 echo "This configuration does not support the \`--srcdir' option.."
32 # Remove common automounter nonsense + convert from UNC to DOS style paths
33 # (UNC awareness isn't quite there yet for cygwin32-beta18 and consituent tools.)
36 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^/grasp_tmp|/local/grasp_tmp|' | sed 's|^//\(.\)/|\1:/|' `
39 echo "*** The top of your build tree is: $hardtop"
42 dnl--------------------------------------------------------------------
43 dnl * Choose host(/target/build) platform
44 dnl--------------------------------------------------------------------
46 dnl Guess host/target/build platform(s) if necessary.
49 # "$host" defaults to "$target"
50 if test "x$host" = xNONE ; then
54 dnl ** canonicalize platform names
55 BuildPlatform=`/bin/sh $srcdir/config.sub $build` || exit 1
56 HostPlatform=`/bin/sh $srcdir/config.sub $host` || exit 1
57 TargetPlatform=`/bin/sh $srcdir/config.sub $target` || exit 1
59 if test x"$TargetPlatform" != x"$HostPlatform" ; then
60 echo "GHC configuration does not support differing host/target (i.e., cross-compiling)"
66 # The following will be more difficult when we *are* cross-compiling.
67 # Suitable names to slam in *_CPP are in platform.h.in.
68 # We also record the architecture, vendor, and operating system (OS)
72 HostPlatform=alpha-dec-osf1 # canonicalise for our purposes
73 TargetPlatform=alpha-dec-osf1 # this will work for now... (hack)
74 BuildPlatform=alpha-dec-osf1 # hack
75 HostPlatform_CPP='alpha_dec_osf1'
81 HostPlatform=alpha-dec-osf3 # canonicalise for our purposes
82 TargetPlatform=alpha-dec-osf3 # this will work for now... (hack)
83 BuildPlatform=alpha-dec-osf3 # hack
84 HostPlatform_CPP='alpha_dec_osf3'
90 HostPlatform=hppa1.1-hp-hpux # canonicalise for our purposes (hack)
91 TargetPlatform=hppa1.1-hp-hpux
92 BuildPlatform=hppa1.1-hp-hpux
93 HostPlatform_CPP='hppa1_1_hp_hpux'
94 HostArch_CPP='hppa1_1'
98 i[[3456]]86-*-linuxaout*)
99 HostPlatform=i386-unknown-linuxaout # hack again
100 TargetPlatform=i386-unknown-linuxaout
101 BuildPlatform=i386-unknown-linuxaout
102 HostPlatform_CPP='i386_unknown_linuxaout'
104 HostVendor_CPP='unknown'
105 HostOS_CPP='linuxaout'
107 i[[3456]]86-*-linux*)
108 HostPlatform=i386-unknown-linux # hack again
109 TargetPlatform=i386-unknown-linux
110 BuildPlatform=i386-unknown-linux
111 HostPlatform_CPP='i386_unknown_linux'
113 HostVendor_CPP='unknown'
116 i[[3456]]86-*-freebsd3*) # FreeBSD 3.0+ uses ELF
117 HostPlatform=i386-unknown-freebsd3 # hack again
118 TargetPlatform=i386-unknown-freebsd3
119 BuildPlatform=i386-unknown-freebsd3
120 HostPlatform_CPP='i386_unknown_freebsd3'
122 HostVendor_CPP='unknown'
123 HostOS_CPP='freebsd3'
125 i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
126 HostPlatform=i386-unknown-freebsd2 # hack again
127 TargetPlatform=i386-unknown-freebsd2
128 BuildPlatform=i386-unknown-freebsd2
129 HostPlatform_CPP='i386_unknown_freebsd2'
131 HostVendor_CPP='unknown'
132 HostOS_CPP='freebsd2'
134 i[[3456]]86-*-netbsd*)
135 HostPlatform=i386-unknown-netbsd # hack again
136 TargetPlatform=i386-unknown-netbsd
137 BuildPlatform=i386-unknown-netbsd
138 HostPlatform_CPP='i386_unknown_netbsd'
140 HostVendor_CPP='unknown'
143 i[[3456]]86-*-solaris2*)
144 HostPlatform=i386-unknown-solaris2 # hack again
145 TargetPlatform=i386-unknown-solaris2
146 BuildPlatform=i386-unknown-solaris2
147 HostPlatform_CPP='i386_unknown_solaris2'
149 HostVendor_CPP='unknown'
150 HostOS_CPP='solaris2'
152 i[[3456]]86-*-cygwin32*)
153 HostPlatform=i386-unknown-cygwin32 # hack again
154 TargetPlatform=i386-unknown-cygwin32
155 BuildPlatform=i386-unknown-cygwin32
156 HostPlatform_CPP='i386_unknown_cygwin32'
158 HostVendor_CPP='unknown'
159 HostOS_CPP='cygwin32'
162 i[[3456]]86-*-mingw32*)
163 HostPlatform=i386-unknown-mingw32 # hack again
164 TargetPlatform=i386-unknown-mingw32
165 BuildPlatform=i386-unknown-mingw32
166 HostPlatform_CPP='i386_unknown_mingw32'
168 HostVendor_CPP='unknown'
171 # We assume you're using mingw32 via the gcc that comes
172 # with cygwin, and not the native port, so let's augment
173 # the gcc command-line used here with -mno-cygwin to
174 # arrange for good things to happen.
175 CFLAGS="-mno-cygwin $CFLAGS"
178 HostPlatform_CPP='m68k_next_nextstep2'
180 HostVendor_CPP='next'
181 HostOS_CPP='nextstep2'
184 HostPlatform_CPP='m68k_next_nextstep3'
186 HostVendor_CPP='next'
187 HostOS_CPP='nextstep3'
189 i[[3456]]86-next-nextstep3)
190 HostPlatform=i386-next-nextstep3 # hack again
191 TargetPlatform=i386-next-nextstep3
192 BuildPlatform=i386-next-nextstep3
193 HostPlatform_CPP='i386_next_nextstep3'
195 HostVendor_CPP='next'
196 HostOS_CPP='nextstep3'
199 HostPlatform=m68k-sun-sunos4
200 TargetPlatform=m68k-sun-sunos4 #hack
201 BuildPlatform=m68k-sun-sunos4 #hack
202 HostPlatform_CPP='m68k_sun_sunos4'
208 HostPlatform_CPP='mips_dec_ultrix'
209 HostArch_CPP='mipsel' # NB a little different
214 HostPlatform=mips-sgi-irix
215 TargetPlatform=mips-sgi-irix #hack
216 BuildPlatform=mips-sgi-irix #hack
217 HostPlatform_CPP='mips_sgi_irix'
218 HostArch_CPP='mipseb' # NB a little different
223 HostPlatform=rs6000-ibm-aix
224 TargetPlatform=rs6000-ibm-aix #hack
225 BuildPlatform=rs6000-ibm-aix #hack
226 HostPlatform_CPP='rs6000_ibm_aix'
227 HostArch_CPP='rs6000'
232 HostPlatform=powerpc-ibm-aix
233 TargetPlatform=powerpc-ibm-aix #hack
234 BuildPlatform=powerpc-ibm-aix #hack
235 HostPlatform_CPP='powerpc_ibm_aix'
236 HostArch_CPP='powerpc'
241 HostPlatform=sparc-sun-sunos4
242 TargetPlatform=sparc-sun-sunos4 #hack
243 BuildPlatform=sparc-sun-sunos4 #hack
244 HostPlatform_CPP='sparc_sun_sunos4'
250 HostPlatform=sparc-sun-solaris2
251 TargetPlatform=sparc-sun-solaris2 #hack
252 BuildPlatform=sparc-sun-solaris2 #hack
253 HostPlatform_CPP='sparc_sun_solaris2'
256 HostOS_CPP='solaris2'
259 echo "Unrecognised platform: $HostPlatform"
263 echo "Canonicalised to: $HostPlatform"
264 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
265 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
267 BuildPlatform_CPP=$HostPlatform_CPP
268 TargetPlatform_CPP=$HostPlatform_CPP
269 BuildArch_CPP=$HostArch_CPP
270 TargetArch_CPP=$HostArch_CPP
271 BuildOS_CPP=$HostOS_CPP
273 TargetOS_CPP=$HostOS_CPP
274 BuildVendor_CPP=$HostVendor_CPP
275 TargetVendor_CPP=$HostVendor_CPP
277 dnl Cannot afford all these SUBSTs (because of braindead seds w/ 99 cmd limits)
278 dnl AC_SUBST(BuildPlatform)
280 AC_SUBST(HostPlatform)
281 AC_SUBST(TargetPlatform)
282 AC_SUBST(HostPlatform_CPP)
283 dnl AC_SUBST(BuildPlatform_CPP)
284 dnl AC_SUBST(TargetPlatform_CPP)
286 AC_SUBST(HostArch_CPP)
287 dnl AC_SUBST(BuildArch_CPP)
288 dnl AC_SUBST(TargetArch_CPP)
291 AC_SUBST(HostOS_Full)
292 dnl AC_SUBST(BuildOS_CPP)
293 dnl AC_SUBST(TargetOS_CPP)
295 AC_SUBST(HostVendor_CPP)
296 dnl AC_SUBST(BuildVendor_CPP)
297 dnl AC_SUBST(TargetVendor_CPP)
301 dnl --------------------------------------------------------------
302 dnl * Project specific configuration options
303 dnl --------------------------------------------------------------
304 dnl What follows is a bunch of options that can either be configured
305 dnl through command line options to the configure script or by
306 dnl supplying defns in the build tree's mk/build.mk. Having the option to
307 dnl use either is considered a Feature.
309 dnl ** What command to use to compile compiler sources ?
310 dnl --------------------------------------------------------------
312 [ --with-hc=<haskell compiler>
313 Use a command different from 'ghc' to compile up Haskell code.
314 (no claims currently made that this will work with a compiler other than a
315 recent version of GHC, but you could always try...)
322 dnl ** Which gcc to use?
323 dnl --------------------------------------------------------------
325 [ --with-gcc=<gcc command>
326 Use a different command instead of 'gcc' for the GNU C compiler.
328 [WhatGccIsCalled="$withval"],
329 [WhatGccIsCalled="gcc"]
331 AC_SUBST(WhatGccIsCalled)
333 dnl ** Booting from .hc files?
334 dnl --------------------------------------------------------------
335 AC_ARG_ENABLE(hc-boot,
337 Boot the Glasgow Haskell Compiler from intermediate .hc files.
338 (This option is mostly of interest to porters.)
343 AC_SUBST(BootingFromHc)
346 dnl ** Enable the construction of Win32 DLLs?
347 dnl --------------------------------------------------------------
348 AC_ARG_ENABLE(win32-dlls,
349 [ --enable-win32-dlls
350 If on a Win32 platform running mingw32/cygwin, enable the
351 construction of DLLs containing ghc-compiled code.
357 *) echo "Unrecognised win32 platform: $HostPlatform"
365 AC_SUBST(EnableWin32DLLs)
366 if test x"$EnableWin32DLLs" = "xYES" ; then
367 AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
370 dnl --------------------------------------------------------------
371 dnl End of configure script option section
372 dnl --------------------------------------------------------------
375 dnl --------------------------------------------------------------
376 dnl * General configuration checks
377 dnl --------------------------------------------------------------
382 dnl ** look for `perl', but watch out for version 4.035
383 AC_PATH_PROG(PerlCmd,perl)
384 if test -z "$PerlCmd"; then
385 echo "You must install perl before you can continue"
386 echo "Perhaps it is already installed, but not in your PATH?"
389 FPTOOLS_CHECK_PERL_VERSION
392 dnl ** does #! path/to/perl work? (sometimes it's too long...)
396 dnl ** look for GCC and find out which version
397 dnl Figure out which C compiler to use. Gcc is preferred.
398 dnl If gcc, make sure it's at least 2.1
403 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
406 dnl ** figure out how to do context diffs
410 dnl ** look for a decent parser generator (bison preferred)
411 dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
412 dnl on the suitability of the 'yacc' returned.)
415 dnl ** Find lex command (lex or flex) and library (-ll or -lfl)
416 dnl ( not that we care about the latter, see mk/config.mk.in )
420 dnl ** figure out how to do a BSD-ish install
423 dnl If you can run configure, you certainly have /bin/sh
424 AC_DEFINE(HAVE_BIN_SH)
426 dnl ** how to invoke `ar' and `ranlib'
427 FPTOOLS_PROG_AR_AND_RANLIB
430 dnl ** Check to see whether ln -s works
434 dnl ** Find the path to sed
435 AC_PATH_PROG(SedCmd,sed)
438 dnl ** check for time command
439 AC_PATH_PROG(TimeCmd,time)
443 dnl if GNU tar is named gtar, look for it first.
444 AC_PATH_PROGS(TarCmd,gtar tar,tar)
446 dnl ** check for gzip/compress
447 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
449 compress_nm=`basename $CompressCmd`
450 if test x"$compress_nm" = xgzip; then
451 CompressCmd="$CompressCmd -d"
456 AC_SUBST(CompressCmd)
457 AC_SUBST(CompressSuffix)
459 dnl ** check for installed happy binary + version
460 dnl (don't do it if we're booting from .hc files though.)
461 if (test "$BootingFromHc" = "NO"); then
465 dnl --------------------------------------------------
466 dnl ### program checking section ends here ###
467 dnl --------------------------------------------------
469 dnl --------------------------------------------------
470 dnl * Platform header file and syscall feature tests
471 dnl ### checking the state of the local header files and syscalls ###
473 dnl ** check for full ANSI header (.h) files
476 dnl ** check for specific header (.h) files that we are interested in
477 AC_CHECK_HEADERS(Files.h assert.h console.h ctype.h dirent.h errno.h fcntl.h float.h ftw.h grp.h ieee754.h malloc.h memory.h nlist.h pascal.h pwd.h sgtty.h siginfo.h signal.h stat.h stdlib.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 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/utsname.h sys/vadvise.h sys/wait.h termio.h termios.h time.h types.h unistd.h utime.h values.h vfork.h readline/readline.h bfd.h winsock.h)
479 dnl ** check for DOS include files
480 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
482 dnl ** check for Windows include files
483 AC_CHECK_HEADERS(windows.h)
485 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
488 dnl dynamic loading include files
489 AC_CHECK_HEADERS(dlfcn.h dl.h)
491 dnl ** check for farcalloc (in bcc)
492 AC_CHECK_HEADER(alloc.h,AC_CHECK_FUNCS(farcalloc))
494 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
495 AC_CHECK_HEADER(malloc.h,AC_CHECK_FUNCS(valloc))
497 dnl ** how do we get a timezone name, and UTC offset ?
500 dnl ** what's the type of timezone?
501 FPTOOLS_HAVE_TIMEZONE
502 FPTOOLS_TYPE_TIMEZONE
504 dnl ** do we have altzone?
507 dnl ** does struct stat contain st_blksize?
510 dnl ** what are the sizes of various types
511 dnl (these must come before GHC_CHECK_ALIGNMENT)
512 AC_CHECK_SIZEOF(unsigned int,4)
513 AC_CHECK_SIZEOF(float, 4)
514 AC_CHECK_SIZEOF(double, 8)
515 AC_CHECK_SIZEOF(long, 4)
516 AC_CHECK_SIZEOF(void *, 4)
518 dnl ** what are alignment constraints on various types
519 FPTOOLS_CHECK_ALIGNMENT(unsigned int) dnl redundant but harmless
520 FPTOOLS_CHECK_ALIGNMENT(long)
521 FPTOOLS_CHECK_ALIGNMENT(float)
522 FPTOOLS_CHECK_ALIGNMENT(double)
524 dnl ** do we have long longs?
527 dnl ** can we open files in binary mode?
530 dnl ** check for GetModuleFileName and WinExec (windows only)
531 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
532 dnl Doesn't work because the linker can't see the functions if
533 dnl you omit the #include <windows.h>. (I've no idea why not...)
535 FPTOOLS_TRY_LINK_NOWARN(,[
546 if test "$have_winexec" = "1"; then
547 AC_DEFINE(HAVE_WINEXEC)
550 FPTOOLS_TRY_LINK_NOWARN(,[
556 GetModuleFileName((HMODULE)0,dir,0);
560 [have_getmodulefilename=1],
561 [have_getmodulefilename=0])
562 if test "$have_getmodulefilename" = "1"; then
563 AC_DEFINE(HAVE_GETMODULEFILENAME)
566 dnl ** check return type of signal handlers
567 dnl Foo: assumes we can use prototypes.
568 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
569 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
570 dnl [AC_TRY_COMPILE([#include <sys/types.h>
571 dnl #include <signal.h>
575 dnl void (*signal (int, void (*)(int)))(int);
578 dnl ac_cv_type_signal_handler=void_int,
579 dnl ac_cv_type_signal_handler=int_void)])
580 dnl if test "$ac_cv_type_signal_handler" = void_int; then
581 dnl AC_DEFINE(VOID_INT_SIGNALS)
584 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
586 if test "$ac_cv_type_signal" = void; then
587 AC_DEFINE(VOID_INT_SIGNALS)
590 dnl ** check for more functions
591 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
592 AC_CHECK_FUNCS(strcmp)
593 AC_CHECK_FUNCS(realpath _fullpath)
594 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
595 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
596 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
597 AC_CHECK_FUNCS(snprintf _snprintf )
598 AC_CHECK_FUNCS(popen _popen )
599 AC_CHECK_FUNCS(pclose _pclose )
602 dnl ** check for specific library functions that we are interested in
603 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat symlink sysconf timelocal times vadvise vfork)
605 dnl ** check whether this machine has gmp2 installed
606 AC_CHECK_LIB(gmp, mpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
607 AC_CHECK_LIB(gmp2, mpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp2,
608 HaveLibGmp=No; LibGmp=not-installed))
612 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
613 dnl the order of these tests matters: bfd needs liberty
614 AC_CHECK_LIB(iberty, xmalloc)
615 AC_CHECK_LIB(bfd, bfd_init)
617 dnl ** check for readline, for Hugs
618 AC_CHECK_LIB(readline, readline,
620 AC_DEFINE(HAVE_LIBREADLINE,1)
624 AC_DEFINE(HAVE_LIBREADLINE,0)
627 AC_SUBST(HaveLibReadline)
630 dnl ################################################################
631 dnl Check for libraries
632 dnl ################################################################
634 FPTOOLS_CHECK_LIB_NOWARN(dl, dlopen)
635 FPTOOLS_CHECK_LIB_NOWARN(dld, shl_load)
636 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
638 dnl --------------------------------------------------
639 dnl * Miscellaneous feature tests
640 dnl --------------------------------------------------
642 dnl ** can we get alloca?
645 dnl ** determine whether or not const works
648 dnl ** determine whether ANSI-function prototypes work?
651 dnl ** are we big endian?
653 # Allay users' general fear of warnings of any kind.
654 errprint((fptools configure script wizard sez: "don't worry, the above warning is harmless (to us.)")
657 dnl ** determine the return type of signal()
660 dnl ** check for leading underscores in symbol names
663 dnl ** how is the end of text section signalled?
664 FPTOOLS_END_TEXT_SECTION
666 dnl ** how is the end of data section signalled?
667 FPTOOLS_END_DATA_SECTION
669 dnl ** code before data?
670 FPTOOLS_CODE_BEFORE_DATA
672 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )
675 echo '************************************************'
676 echo '*** NOW DO: gmake boot followed by gmake all'
677 echo '*** (where gmake == GNU make)'
678 echo '************************************************'