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 AC_CONFIG_SUBDIRS(ghc)
25 # -------------------------------------------------------------------------
26 # Prepare to generate the following header files
29 AC_CONFIG_HEADER(mk/config.h)
31 # No, semi-sadly, we don't do `--srcdir'...
32 if test x"$srcdir" != 'x.' ; then
33 echo "This configuration does not support the \`--srcdir' option.."
38 # Remove common automounter nonsense + convert from UNC to DOS style paths
39 # (UNC awareness isn't quite there yet for cygwin32-beta18 and consituent tools.)
42 hardtop=`echo $hardtop | sed 's|^/tmp_mnt.*\(/local/.*\)$|\1|' | sed 's|^/tmp_mnt/|/|' | sed 's|^/grasp_tmp|/local/grasp_tmp|' | sed 's|^//\(.\)/|\1:/|' `
45 echo "*** The top of your build tree is: $hardtop"
48 dnl--------------------------------------------------------------------
49 dnl * Choose host(/target/build) platform
50 dnl--------------------------------------------------------------------
52 dnl Guess host/target/build platform(s) if necessary.
55 # "$host" defaults to "$target"
56 if test "x$host" = xNONE ; then
60 dnl ** canonicalize platform names
61 BuildPlatform=`/bin/sh $srcdir/config.sub $build` || exit 1
62 HostPlatform=`/bin/sh $srcdir/config.sub $host` || exit 1
63 TargetPlatform=`/bin/sh $srcdir/config.sub $target` || exit 1
65 if test x"$TargetPlatform" != x"$HostPlatform" ; then
66 echo "GHC configuration does not support differing host/target (i.e., cross-compiling)"
72 # The following will be more difficult when we *are* cross-compiling.
73 # Suitable names to slam in *_CPP are in platform.h.in.
74 # We also record the architecture, vendor, and operating system (OS)
78 HostPlatform=alpha-dec-osf1 # canonicalise for our purposes
79 TargetPlatform=alpha-dec-osf1 # this will work for now... (hack)
80 BuildPlatform=alpha-dec-osf1 # hack
81 HostPlatform_CPP='alpha_dec_osf1'
87 HostPlatform=alpha-dec-osf3 # canonicalise for our purposes
88 TargetPlatform=alpha-dec-osf3 # this will work for now... (hack)
89 BuildPlatform=alpha-dec-osf3 # hack
90 HostPlatform_CPP='alpha_dec_osf3'
96 HostPlatform=alpha-unknown-linux
97 TargetPlatform=alpha-unknown-linux
98 BuildPlatform=alpha-unknown-linux
99 HostPlatform_CPP='alpha_unknown_linux'
101 HostVendor_CPP='unknown'
104 alpha-unknown-freebsd*)
105 HostPlatform=alpha-unknown-freebsd
106 TargetPlatform=alpha-unknown-freebsd
107 BuildPlatform=alpha-unknown-freebsd
108 HostPlatform_CPP='alpha_unknown_freebsd'
110 HostVendor_CPP='unknown'
114 HostPlatform=hppa1.1-hp-hpux # canonicalise for our purposes (hack)
115 TargetPlatform=hppa1.1-hp-hpux
116 BuildPlatform=hppa1.1-hp-hpux
117 HostPlatform_CPP='hppa1_1_hp_hpux'
118 HostArch_CPP='hppa1_1'
122 i[[3456]]86-*-linuxaout*)
123 HostPlatform=i386-unknown-linuxaout # hack again
124 TargetPlatform=i386-unknown-linuxaout
125 BuildPlatform=i386-unknown-linuxaout
126 HostPlatform_CPP='i386_unknown_linuxaout'
128 HostVendor_CPP='unknown'
129 HostOS_CPP='linuxaout'
131 i[[3456]]86-*-linux*)
132 HostPlatform=i386-unknown-linux # hack again
133 TargetPlatform=i386-unknown-linux
134 BuildPlatform=i386-unknown-linux
135 HostPlatform_CPP='i386_unknown_linux'
137 HostVendor_CPP='unknown'
140 i[[3456]]86-*-freebsd[[3-9]]*) # FreeBSD 3.0+ uses ELF
141 HostPlatform=i386-unknown-freebsd # hack again
142 TargetPlatform=i386-unknown-freebsd
143 BuildPlatform=i386-unknown-freebsd
144 HostPlatform_CPP='i386_unknown_freebsd'
146 HostVendor_CPP='unknown'
149 i[[3456]]86-*-freebsd2*) # Older FreeBSDs are a.out
150 HostPlatform=i386-unknown-freebsd2 # hack again
151 TargetPlatform=i386-unknown-freebsd2
152 BuildPlatform=i386-unknown-freebsd2
153 HostPlatform_CPP='i386_unknown_freebsd2'
155 HostVendor_CPP='unknown'
156 HostOS_CPP='freebsd2'
158 i[[3456]]86-*-netbsd*)
159 HostPlatform=i386-unknown-netbsd # hack again
160 TargetPlatform=i386-unknown-netbsd
161 BuildPlatform=i386-unknown-netbsd
162 HostPlatform_CPP='i386_unknown_netbsd'
164 HostVendor_CPP='unknown'
167 i[[3456]]86-*-solaris2*)
168 HostPlatform=i386-unknown-solaris2 # hack again
169 TargetPlatform=i386-unknown-solaris2
170 BuildPlatform=i386-unknown-solaris2
171 HostPlatform_CPP='i386_unknown_solaris2'
173 HostVendor_CPP='unknown'
174 HostOS_CPP='solaris2'
176 i[[3456]]86-*-cygwin32*)
177 HostPlatform=i386-unknown-cygwin32 # hack again
178 TargetPlatform=i386-unknown-cygwin32
179 BuildPlatform=i386-unknown-cygwin32
180 HostPlatform_CPP='i386_unknown_cygwin32'
182 HostVendor_CPP='unknown'
183 HostOS_CPP='cygwin32'
186 i[[3456]]86-*-mingw32*)
187 HostPlatform=i386-unknown-mingw32 # hack again
188 TargetPlatform=i386-unknown-mingw32
189 BuildPlatform=i386-unknown-mingw32
190 HostPlatform_CPP='i386_unknown_mingw32'
192 HostVendor_CPP='unknown'
195 # We assume you're using mingw32 via the gcc that comes
196 # with cygwin, and not the native port, so let's augment
197 # the gcc command-line used here with -mno-cygwin to
198 # arrange for good things to happen.
199 CFLAGS="-mno-cygwin $CFLAGS"
202 HostPlatform_CPP='m68k_next_nextstep2'
204 HostVendor_CPP='next'
205 HostOS_CPP='nextstep2'
208 HostPlatform_CPP='m68k_next_nextstep3'
210 HostVendor_CPP='next'
211 HostOS_CPP='nextstep3'
213 i[[3456]]86-next-nextstep3)
214 HostPlatform=i386-next-nextstep3 # hack again
215 TargetPlatform=i386-next-nextstep3
216 BuildPlatform=i386-next-nextstep3
217 HostPlatform_CPP='i386_next_nextstep3'
219 HostVendor_CPP='next'
220 HostOS_CPP='nextstep3'
223 HostPlatform=m68k-sun-sunos4
224 TargetPlatform=m68k-sun-sunos4 #hack
225 BuildPlatform=m68k-sun-sunos4 #hack
226 HostPlatform_CPP='m68k_sun_sunos4'
232 HostPlatform_CPP='mips_dec_ultrix'
233 HostArch_CPP='mipsel' # NB a little different
238 HostPlatform=mips-sgi-irix
239 TargetPlatform=mips-sgi-irix #hack
240 BuildPlatform=mips-sgi-irix #hack
241 HostPlatform_CPP='mips_sgi_irix'
242 HostArch_CPP='mipseb' # NB a little different
247 HostPlatform=rs6000-ibm-aix
248 TargetPlatform=rs6000-ibm-aix #hack
249 BuildPlatform=rs6000-ibm-aix #hack
250 HostPlatform_CPP='rs6000_ibm_aix'
251 HostArch_CPP='rs6000'
256 HostPlatform=powerpc-ibm-aix
257 TargetPlatform=powerpc-ibm-aix #hack
258 BuildPlatform=powerpc-ibm-aix #hack
259 HostPlatform_CPP='powerpc_ibm_aix'
260 HostArch_CPP='powerpc'
265 HostPlatform=sparc-sun-sunos4
266 TargetPlatform=sparc-sun-sunos4 #hack
267 BuildPlatform=sparc-sun-sunos4 #hack
268 HostPlatform_CPP='sparc_sun_sunos4'
274 HostPlatform=sparc-sun-solaris2
275 TargetPlatform=sparc-sun-solaris2 #hack
276 BuildPlatform=sparc-sun-solaris2 #hack
277 HostPlatform_CPP='sparc_sun_solaris2'
280 HostOS_CPP='solaris2'
283 echo "Unrecognised platform: $HostPlatform"
287 echo "Canonicalised to: $HostPlatform"
288 test x"$HostPlatform" != x"$TargetPlatform" && echo "Target platform set to $TargetPlatform"
289 test x"$BuildPlatform" != x"$HostPlatform" && echo "Build platform set to $BuildPlatform"
291 BuildPlatform_CPP=$HostPlatform_CPP
292 TargetPlatform_CPP=$HostPlatform_CPP
293 BuildArch_CPP=$HostArch_CPP
294 TargetArch_CPP=$HostArch_CPP
295 BuildOS_CPP=$HostOS_CPP
297 TargetOS_CPP=$HostOS_CPP
298 BuildVendor_CPP=$HostVendor_CPP
299 TargetVendor_CPP=$HostVendor_CPP
301 dnl Cannot afford all these SUBSTs (because of braindead seds w/ 99 cmd limits)
302 dnl AC_SUBST(BuildPlatform)
304 AC_SUBST(HostPlatform)
305 AC_SUBST(TargetPlatform)
306 AC_SUBST(HostPlatform_CPP)
307 dnl AC_SUBST(BuildPlatform_CPP)
308 dnl AC_SUBST(TargetPlatform_CPP)
310 AC_SUBST(HostArch_CPP)
311 dnl AC_SUBST(BuildArch_CPP)
312 dnl AC_SUBST(TargetArch_CPP)
315 AC_SUBST(HostOS_Full)
316 dnl AC_SUBST(BuildOS_CPP)
317 dnl AC_SUBST(TargetOS_CPP)
319 AC_SUBST(HostVendor_CPP)
320 dnl AC_SUBST(BuildVendor_CPP)
321 dnl AC_SUBST(TargetVendor_CPP)
325 AC_PATH_PROG(GHC,ghc)
326 AC_PATH_PROGS(NHC,nhc nhc98)
327 AC_PATH_PROG(HBC,hbc)
329 dnl --------------------------------------------------------------
330 dnl * Project specific configuration options
331 dnl --------------------------------------------------------------
332 dnl What follows is a bunch of options that can either be configured
333 dnl through command line options to the configure script or by
334 dnl supplying defns in the build tree's mk/build.mk. Having the option to
335 dnl use either is considered a Feature.
337 dnl ** What command to use to compile compiler sources ?
338 dnl --------------------------------------------------------------
340 [ --with-hc=<haskell compiler>
341 Use a command different from 'ghc' to compile up Haskell code.
342 (no claims currently made that this will work with a compiler other than a
343 recent version of GHC, but you could always try...)
350 dnl ** Which gcc to use?
351 dnl --------------------------------------------------------------
353 [ --with-gcc=<gcc command>
354 Use a different command instead of 'gcc' for the GNU C compiler.
356 [WhatGccIsCalled="$withval"],
357 [WhatGccIsCalled="gcc"]
359 AC_SUBST(WhatGccIsCalled)
361 dnl ** Booting from .hc files?
362 dnl --------------------------------------------------------------
363 AC_ARG_ENABLE(hc-boot,
365 Boot the Glasgow Haskell Compiler from intermediate .hc files.
366 (This option is mostly of interest to porters.)
371 AC_SUBST(BootingFromHc)
374 dnl ** Enable the construction of Win32 DLLs?
375 dnl --------------------------------------------------------------
376 AC_ARG_ENABLE(win32-dlls,
377 [ --enable-win32-dlls
378 If on a Win32 platform running mingw32/cygwin, enable the
379 construction of DLLs containing ghc-compiled code.
385 *) echo "Unrecognised win32 platform: $HostPlatform"
393 AC_SUBST(EnableWin32DLLs)
394 if test x"$EnableWin32DLLs" = "xYES" ; then
395 AC_DEFINE(HAVE_WIN32_DLL_SUPPORT)
398 dnl --------------------------------------------------------------
399 dnl End of configure script option section
400 dnl --------------------------------------------------------------
403 dnl --------------------------------------------------------------
404 dnl * General configuration checks
405 dnl --------------------------------------------------------------
410 dnl ** look for `perl', but watch out for version 4.035
411 AC_PATH_PROG(PerlCmd,perl)
412 if test -z "$PerlCmd"; then
413 echo "You must install perl before you can continue"
414 echo "Perhaps it is already installed, but not in your PATH?"
417 FPTOOLS_CHECK_PERL_VERSION
420 dnl ** does #! path/to/perl work? (sometimes it's too long...)
424 dnl ** look for GCC and find out which version
425 dnl Figure out which C compiler to use. Gcc is preferred.
426 dnl If gcc, make sure it's at least 2.1
431 dnl ** figure out how to invoke cpp directly (gcc -E is no good)
434 dnl ** figure out how to do context diffs
437 dnl ** Find find command (for Win32's benefit)
438 AC_PATH_PROG(FindCmd, find)
440 dnl ** look for a decent parser generator (bison preferred)
441 dnl (FPTOOLS_PROG_YACCY is AC_PROG_YACC, but with some extra testing
442 dnl on the suitability of the 'yacc' returned.)
445 dnl ** Find lex command (lex or flex) and library (-ll or -lfl)
446 dnl ( not that we care about the latter, see mk/config.mk.in )
450 dnl ** figure out how to do a BSD-ish install
453 dnl If you can run configure, you certainly have /bin/sh
454 AC_DEFINE(HAVE_BIN_SH)
456 dnl ** how to invoke `ar' and `ranlib'
457 FPTOOLS_PROG_AR_AND_RANLIB
460 dnl ** Check to see whether ln -s works
464 dnl ** Find the path to sed
465 AC_PATH_PROG(SedCmd,sed)
468 dnl ** check for time command
469 AC_PATH_PROG(TimeCmd,time)
473 dnl if GNU tar is named gtar, look for it first.
474 AC_PATH_PROGS(TarCmd,gtar tar,tar)
476 dnl ** check for gzip/compress
477 AC_PATH_PROGS(CompressCmd,gzip compress,gzip)
479 compress_nm=`basename $CompressCmd`
480 if test x"$compress_nm" = xgzip; then
481 CompressCmd="$CompressCmd -d"
486 AC_SUBST(CompressCmd)
487 AC_SUBST(CompressSuffix)
489 dnl ** check for installed happy binary + version
490 dnl (don't do it if we're booting from .hc files though.)
491 if (test "$BootingFromHc" = "NO"); then
495 dnl --------------------------------------------------
496 dnl ### program checking section ends here ###
497 dnl --------------------------------------------------
499 dnl --------------------------------------------------
500 dnl * Platform header file and syscall feature tests
501 dnl ### checking the state of the local header files and syscalls ###
503 dnl ** check for full ANSI header (.h) files
506 dnl ** check for specific header (.h) files that we are interested in
507 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 stdint.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 bfd.h winsock.h)
509 AC_CHECK_HEADER(readline/readline.h, HaveReadlineReadlineH=YES, HaveReadlineReadlineH=NO)
510 AC_CHECK_HEADER(readline/history.h, HaveReadlineHistoryH=YES, HaveReadlineHistoryH=NO)
512 if test $HaveReadlineReadlineH = YES && test $HaveReadlineHistoryH = YES ; then
513 HaveReadlineHeaders=YES
514 AC_DEFINE(HAVE_READLINE_HEADERS,1)
516 HaveReadlineHeaders=NO
517 AC_DEFINE(HAVE_READLINE_HEADERS,0)
519 AC_SUBST(HaveReadlineHeaders)
521 dnl ** check for DOS include files
522 AC_CHECK_HEADERS(dos.h conio.h io.h std.h)
524 dnl ** check for Windows include files
525 AC_CHECK_HEADERS(windows.h)
527 dnl ** check if it is safe to include both <time.h> and <sys/time.h>
530 dnl dynamic loading include files
531 AC_CHECK_HEADERS(dlfcn.h dl.h)
533 dnl ** check for farcalloc (in bcc)
534 AC_CHECK_HEADER(alloc.h,AC_CHECK_FUNCS(farcalloc))
536 dnl ** check for valloc (in sunos, solaris, mips, amiga, next, minix, ultrix)
537 AC_CHECK_HEADER(malloc.h,AC_CHECK_FUNCS(valloc))
539 dnl ** how do we get a timezone name, and UTC offset ?
542 dnl ** what's the type of timezone?
543 FPTOOLS_HAVE_TIMEZONE
544 FPTOOLS_TYPE_TIMEZONE
546 dnl ** do we have altzone?
549 dnl ** does struct stat contain st_blksize?
552 dnl ** do we have long longs?
555 dnl ** what are the sizes of various types
556 dnl (these must come before GHC_CHECK_ALIGNMENT)
557 AC_CHECK_SIZEOF(char, 1)
558 AC_CHECK_SIZEOF(double, 8)
559 AC_CHECK_SIZEOF(float, 4)
560 AC_CHECK_SIZEOF(int, 4)
561 AC_CHECK_SIZEOF(long, 4)
562 if test "$fptools_cv_have_long_long" = yes; then
563 AC_CHECK_SIZEOF(long long, 8)
565 AC_CHECK_SIZEOF(short, 2)
566 AC_CHECK_SIZEOF(unsigned char, 1)
567 AC_CHECK_SIZEOF(unsigned int, 4)
568 AC_CHECK_SIZEOF(unsigned long, 4)
569 if test "$fptools_cv_have_long_long" = yes; then
570 AC_CHECK_SIZEOF(unsigned long long, 8)
572 AC_CHECK_SIZEOF(unsigned short, 2)
573 AC_CHECK_SIZEOF(void *, 4)
575 dnl ** what are alignment constraints on various types
576 FPTOOLS_CHECK_ALIGNMENT(char)
577 FPTOOLS_CHECK_ALIGNMENT(double)
578 FPTOOLS_CHECK_ALIGNMENT(float)
579 FPTOOLS_CHECK_ALIGNMENT(int)
580 FPTOOLS_CHECK_ALIGNMENT(long)
581 if test "$fptools_cv_have_long_long" = yes; then
582 FPTOOLS_CHECK_ALIGNMENT(long long)
584 FPTOOLS_CHECK_ALIGNMENT(short)
585 FPTOOLS_CHECK_ALIGNMENT(unsigned char)
586 FPTOOLS_CHECK_ALIGNMENT(unsigned int)
587 FPTOOLS_CHECK_ALIGNMENT(unsigned long)
588 if test "$fptools_cv_have_long_long" = yes; then
589 FPTOOLS_CHECK_ALIGNMENT(unsigned long long)
591 FPTOOLS_CHECK_ALIGNMENT(unsigned short)
592 FPTOOLS_CHECK_ALIGNMENT(void *)
594 dnl ** can we open files in binary mode?
597 dnl ** check for GetModuleFileName and WinExec (windows only)
598 dnl Old: AC_CHECK_FUNCS(WinExec GetModuleFileName) dnl Windows
599 dnl Doesn't work because the linker can't see the functions if
600 dnl you omit the #include <windows.h>. (I've no idea why not...)
602 FPTOOLS_TRY_LINK_NOWARN(,[
613 if test "$have_winexec" = "1"; then
614 AC_DEFINE(HAVE_WINEXEC)
617 FPTOOLS_TRY_LINK_NOWARN(,[
623 GetModuleFileName((HMODULE)0,dir,0);
627 [have_getmodulefilename=1],
628 [have_getmodulefilename=0])
629 if test "$have_getmodulefilename" = "1"; then
630 AC_DEFINE(HAVE_GETMODULEFILENAME)
633 dnl ** check return type of signal handlers
634 dnl Foo: assumes we can use prototypes.
635 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
636 dnl AC_CACHE_CHECK([type of signal handlers], ac_cv_type_signal_handler,
637 dnl [AC_TRY_COMPILE([#include <sys/types.h>
638 dnl #include <signal.h>
642 dnl void (*signal (int, void (*)(int)))(int);
645 dnl ac_cv_type_signal_handler=void_int,
646 dnl ac_cv_type_signal_handler=int_void)])
647 dnl if test "$ac_cv_type_signal_handler" = void_int; then
648 dnl AC_DEFINE(VOID_INT_SIGNALS)
651 dnl On BCC, signal handlers have type "int(void)", elsewhere its "void(int)".
653 if test "$ac_cv_type_signal" = void; then
654 AC_DEFINE(VOID_INT_SIGNALS)
657 dnl ** check for more functions
658 AC_CHECK_FUNCS(strcasecmp _stricmp stricmp strcmpi)
659 AC_CHECK_FUNCS(strcmp)
660 AC_CHECK_FUNCS(realpath _fullpath)
661 AC_CHECK_FUNCS(PBHSetVolSync macsystem)
662 AC_CHECK_FUNCS(fgetpos fsetpos fseek ftell)
663 AC_CHECK_FUNCS(vsnprintf _vsnprintf)
664 AC_CHECK_FUNCS(snprintf _snprintf )
665 AC_CHECK_FUNCS(popen _popen )
666 AC_CHECK_FUNCS(pclose _pclose )
669 dnl ** check for specific library functions that we are interested in
670 AC_CHECK_FUNCS(access ftime getclock getpagesize getrusage gettimeofday mktime mprotect readlink setitimer stat symlink sysconf timelocal times vadvise vfork)
672 dnl ** check whether this machine has gmp2 installed
673 AC_CHECK_LIB(gmp, mpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp,
674 AC_CHECK_LIB(gmp2, mpz_fdiv_qr, HaveLibGmp=YES; LibGmp=gmp2,
675 HaveLibGmp=No; LibGmp=not-installed))
679 dnl ** check whether this machine has BFD and liberty installed (used for debugging)
680 dnl the order of these tests matters: bfd needs liberty
681 AC_CHECK_LIB(iberty, xmalloc)
682 AC_CHECK_LIB(bfd, bfd_init)
684 dnl ** check for readline, for Hugs and hslibs' Readline
685 dnl ncurses supersedes termcap and curses, but for compatibility,
686 dnl we have to check for all...
687 AC_CHECK_LIB(ncurses, tputs, HaveLibTermcap=YES; LibTermcap=ncurses,
688 AC_CHECK_LIB(termcap, tputs, HaveLibTermcap=YES; LibTermcap=termcap,
689 AC_CHECK_LIB(curses, tputs, HaveLibTermcap=YES; LibTermcap=curses,
690 HaveLibTermcap=NO; LibTermcap=not-installed)))
692 if test $HaveLibTermcap = YES ; then
693 LIBS="-l$LibTermcap $LIBS"
694 AC_CHECK_LIB(readline, readline, HaveLibReadline=YES, HaveLibReadline=NO)
697 if test $HaveLibTermcap = YES && test x"$HaveLibReadline" = xYES ; then
698 AC_DEFINE(HAVE_READLINE_LIBS,1)
699 LibsReadline="-lreadline -l$LibTermcap"
701 AC_DEFINE(HAVE_READLINE_LIBS,0)
704 AC_SUBST(LibsReadline)
706 dnl ################################################################
707 dnl Check for libraries
708 dnl ################################################################
710 FPTOOLS_CHECK_LIB_NOWARN(dl, dlopen)
711 FPTOOLS_CHECK_LIB_NOWARN(dld, shl_load)
712 FPTOOLS_CHECK_LIB_NOWARN(m, atan)
714 dnl --------------------------------------------------
715 dnl * Miscellaneous feature tests
716 dnl --------------------------------------------------
718 dnl ** can we get alloca?
721 dnl ** determine whether or not const works
724 dnl ** determine whether ANSI-function prototypes work?
727 dnl ** are we big endian?
729 # Allay users' general fear of warnings of any kind.
730 errprint((fptools configure script wizard sez: "don't worry, the above warning is harmless (to us.)")
733 dnl ** check for leading underscores in symbol names
736 dnl ** how is the end of text section signalled?
737 FPTOOLS_END_TEXT_SECTION
739 dnl ** how is the end of data section signalled?
740 FPTOOLS_END_DATA_SECTION
742 dnl ** code before data?
743 FPTOOLS_CODE_BEFORE_DATA
745 AC_OUTPUT(mk/config.mk, echo timestamp > mk/stamp-h )
748 echo '************************************************'
749 echo '*** NOW DO: gmake boot followed by gmake all'
750 echo '*** (where gmake == GNU make)'
751 echo '************************************************'