Annotation of gforth/configure.in, revision 1.219

1.1       anton       1: dnl Process this file with autoconf to produce a configure script.
1.20      anton       2: 
1.200     anton       3: #Copyright (C) 1995,1996,1997,1998,2000,2003,2004,2005,2006,2007 Free Software Foundation, Inc.
1.20      anton       4: 
                      5: #This file is part of Gforth.
                      6: 
                      7: #Gforth is free software; you can redistribute it and/or
                      8: #modify it under the terms of the GNU General Public License
1.201     anton       9: #as published by the Free Software Foundation, either version 3
1.20      anton      10: #of the License, or (at your option) any later version.
                     11: 
                     12: #This program is distributed in the hope that it will be useful,
                     13: #but WITHOUT ANY WARRANTY; without even the implied warranty of
                     14: #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.#See the
                     15: #GNU General Public License for more details.
                     16: 
                     17: #You should have received a copy of the GNU General Public License
1.201     anton      18: #along with this program. If not, see http://www.gnu.org/licenses/.
1.20      anton      19: 
1.121     anton      20: 
1.34      anton      21: dnl We use some automake macros here,
                     22: dnl but don't use automake for creating Makefile.in
1.218     pazsan     23: AC_INIT([gforth],[0.6.9-20080405],[https://savannah.gnu.org/bugs/?func=addbug&group=gforth])
1.113     anton      24: AC_PREREQ(2.54)
1.47      anton      25: #snapshots have numbers major.minor.release-YYYYMMDD
1.92      anton      26: #note that lexicographic ordering must be heeded.
1.47      anton      27: #I.e., 0.4.1-YYYYMMDD must not exist before 0.4.1!
1.216     pazsan     28: UPDATED="February 23, 2008"
1.84      anton      29: AC_SUBST(UPDATED)
1.94      anton      30: AC_CONFIG_HEADERS(engine/config.h)
1.14      anton      31: 
1.219   ! anton      32: #ltdl stuff:
        !            33: AC_CONFIG_MACRO_DIR([libltdl/m4])
        !            34: LT_CONFIG_LTDL_DIR([libltdl])
        !            35: LT_INIT([dlopen])
        !            36: LTDL_INIT([subproject],[convenience])
        !            37: AC_CONFIG_AUX_DIR([libltdl/config])
        !            38: 
        !            39: echo check for ltdl features
        !            40: # check for ltdl features we need
        !            41: # The lt_dladvise_init symbol was added with libtool-2.2
        !            42: if test "x$with_included_ltdl" != "xyes"; then
        !            43:   save_CFLAGS="$CFLAGS"
        !            44:   save_LDFLAGS="$LDFLAGS"
        !            45:   CFLAGS="$CFLAGS $LTDLINCL"
        !            46:   LDFLAGS="$LDFLAGS $LIBLTDL"
        !            47:   AC_CHECK_LIB([ltdl], [lt_dladvise_init],
        !            48:                [],
        !            49:        [AC_MSG_ERROR([libltdl-2.2 or later needed; configure with --with-included-ltdl])])
        !            50:   LDFLAGS="$save_LDFLAGS"
        !            51:   CFLAGS="$save_CFLAGS"
        !            52: fi
        !            53: 
        !            54: #how to link with libltdl
        !            55: if test "x$with_included_ltdl" = "xyes"; then
        !            56:   #hard-code it (hopefully portable); the official way is to use automake :-(
        !            57:   LTDL_LDLIBS='-L $(top_builddir)/libltdl/.libs -lltdlc'
        !            58: else
        !            59:   LTDL_LDLIBS='$(LIBLTDL)'
        !            60: fi
        !            61: AC_SUBST(LTDL_LDLIBS)
        !            62: 
1.121     anton      63: #suppress the "-g -O2" default
                     64: test "$CFLAGS" || CFLAGS=-O2
                     65: 
1.150     pazsan     66: AC_ARG_ENABLE(force-cdiv,
                     67:        AC_HELP_STRING([--enable-force-cdiv],
                     68:                       [  Use the native C division - symmetric - instead of
                     69:                          floored division (default disabled).]),
                     70:        ,enable_force_cdiv=no)
                     71: test "$enable_force_cdiv" = "no"||
                     72:   AC_DEFINE(FORCE_CDIV,,[Define if you want to use explicit symmetric division for better performance])
                     73: 
1.149     anton      74: AC_SUBST(PROFEXES)
                     75: AC_SUBST(PROFOBJS)
1.135     anton      76: AC_ARG_ENABLE(prof,
1.149     anton      77:        AC_HELP_STRING([--enable-prof],
                     78:                        [ Build gforth-prof, which outputs frequently occuring
                     79:                           sequences of primitives.]),
                     80:        ,enable_prof=no)
1.204     anton      81: if test "$enable_prof" != "no"; then
                     82:   PROFEXES='gforth-prof$(OPT)$(EXE)'; PROFOBJS='engine-prof$(OPT).o main-prof$(OPT).o profile$(OPT).o'
1.149     anton      83: fi
1.1       anton      84: 
1.9       pazsan     85: AC_ARG_WITH(debug,
1.122     pazsan     86: [  --with-debug                  specifies option -g to compile with debug info
                     87:   --without-debug        omits the -g switch and creates smaller images on
                     88:                          machines where "strip" has problems with gcc style
                     89:                          debugging informations.],
1.9       pazsan     90: if test "$withval" = "yes"; then DEBUGFLAG=-g; fi)
1.122     pazsan     91: 
1.185     pazsan     92: GCC_LD="\$(GCC)"
                     93: EC_MODE="false"
                     94: EC=""
1.204     anton      95: engine2='engine2$(OPT).o'
                     96: engine_fast2='engine-fast2$(OPT).o'
1.185     pazsan     97: no_dynamic=""
                     98: image_i=""
                     99: signals_o="io.o signals.o"
                    100: 
1.182     pazsan    101: AC_ARG_WITH(ec,
                    102:        AC_HELP_STRING([--with-ec=<arch>],
1.168     pazsan    103:                        [  Build gforth for systems without OS.]),
1.182     pazsan    104: [if test "$withval" = "no"; then
                    105:   echo "defining hosted system"
                    106: else
                    107:   echo "defining standalone system (${withval})"
1.168     pazsan    108:   AC_DEFINE(STANDALONE,,[Define if you want a Gforth without OS])
1.167     pazsan    109:   EC_MODE="true"
1.178     pazsan    110:   EC="-ec"
                    111:   engine2=""
                    112:   engine_fast2=""
                    113:   no_dynamic="-DNO_DYNAMIC"
                    114:   image_i="image.i"
1.182     pazsan    115:   if test "$withval" != "yes"; then
                    116:     signals_o="io-${withval}.o"
                    117:   else
                    118:     signals_o="io.o"
                    119:   fi
1.183     pazsan    120:   GCC_PATH=$(which $CC)
                    121:   LIB_PATH=${GCC_PATH%/*/*}
                    122:   GCC_LD="\$(LD)"
1.184     pazsan    123:   platform=${withval}
1.182     pazsan    124: fi])
1.167     pazsan    125: 
1.104     anton     126: #variables mentioned in INSTALL
1.203     anton     127: AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x).])
1.104     anton     128: AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).])
1.203     anton     129: AC_ARG_VAR(STACK_CACHE_REGS, [number of registers in the maximum stack cache state for gforth-fast and gforth-native (default platform-dependent).])
1.151     anton     130: AC_ARG_VAR(STACK_CACHE_DEFAULT_FAST, [number of registers in the default stack cache state for gforth-fast and gforth-native (default 1).])
1.173     anton     131: AC_ARG_VAR(GCC_PR15242_WORKAROUND, [Force the enabling (1) or disabling (0) of a workaround for a gcc-3.x performance bug (default unset: use workaround for gcc-3.x)])
                    132: 
1.104     anton     133: AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)])
1.183     pazsan    134: AC_ARG_VAR(ac_cv_sizeof_void_p, [sizeof(void *)])
1.104     anton     135: AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)])
                    136: AC_ARG_VAR(ac_cv_sizeof_short, [sizeof(short)])
                    137: AC_ARG_VAR(ac_cv_sizeof_int, [sizeof(int)])
                    138: AC_ARG_VAR(ac_cv_sizeof_long, [sizeof(long)])
                    139: AC_ARG_VAR(ac_cv_sizeof_long_long, [sizeof(long long)])
                    140: AC_ARG_VAR(ac_cv_sizeof_intptr_t, [sizeof(intptr_t)])
1.123     anton     141: AC_ARG_VAR(ac_cv_c_bigendian, [Is the target big-endian ("yes" or "no")?])
                    142: AC_ARG_VAR(no_dynamic_default, [run gforth with --dynamic (0) or --no-dynamic (1) by default])
1.190     anton     143: AC_ARG_VAR(condbranch_opt, [enable (1) or disable (0) using two dispatches for conditional branches])
1.166     anton     144: AC_ARG_VAR(skipcode, [assembly code for skipping 16 bytes of code])
1.174     anton     145: AC_ARG_VAR(asmcomment, [assembler comment start string])
1.175     anton     146: AC_ARG_VAR(arm_cacheflush, [file containing ARM cacheflush function (without .c)])
1.82      anton     147: 
1.96      anton     148: #set up feature test macros, so the tests get them right:
                    149: # turn on all POSIX, SUSv3, and GNU features if available
1.97      anton     150: AC_GNU_SOURCE
                    151: dnl AC_DEFINE_UNQUOTED([_GNU_SOURCE],1,[feature test macro])
                    152: 
                    153: dnl Don't define _POSIX_SOURCE etc. because some OSs (in particular
                    154: dnl MacOSX) disable some features then (MacOSX checks for _POSIX_SOURCE,
                    155: dnl but not for _XOPEN_SOURCE)
                    156: dnl AC_DEFINE_UNQUOTED([_POSIX_SOURCE],1,[feature test macro])
                    157: dnl AC_DEFINE_UNQUOTED([_POSIX_C_SOURCE],199506L,[feature test macro])
                    158: dnl AC_DEFINE_UNQUOTED([_XOPEN_SOURCE],600,[feature test macro])
1.96      anton     159: # turn on large file support with 64-bit off_t where available
1.105     anton     160: AC_SYS_LARGEFILE
                    161: dnl AC_DEFINE_UNQUOTED([_LARGEFILE_SOURCE],1,[feature test macro])
                    162: dnl AC_DEFINE_UNQUOTED([_FILE_OFFSET_BITS],64,[feature test macro])
1.96      anton     163: 
1.82      anton     164: #currently we force direct threading this way.  Eventually we should
                    165: #setup in the arch and engine files right
1.16      anton     166: 
1.15      pazsan    167: AC_PROG_CC
                    168: 
1.92      anton     169: test "$GCC" = "yes" || AC_MSG_ERROR(Gforth uses GNU C extensions and requires GCC 2.0 or higher)
1.9       pazsan    170: 
1.190     anton     171: AC_MSG_CHECKING([whether to use two dispatches per conditional branch])
                    172: test x$condbranch_opt = x && 
                    173: if ($CC -v 2>&1 |grep -q 'gcc version 3'); then
                    174:    condbranch_opt=0
                    175: else
                    176:    condbranch_opt=1
                    177: fi
                    178: AC_MSG_RESULT($condbranch_opt)
                    179: AC_SUBST(condbranch_opt)
                    180: 
1.15      pazsan    181: AC_SUBST(CC)
1.183     pazsan    182: AC_SUBST(GCC_LD)
1.9       pazsan    183: AC_SUBST(DEBUGFLAG)
1.178     pazsan    184: AC_SUBST(EC)
1.167     pazsan    185: AC_SUBST(EC_MODE)
1.178     pazsan    186: AC_SUBST(engine2)
                    187: AC_SUBST(engine_fast2)
                    188: AC_SUBST(no_dynamic)
                    189: AC_SUBST(image_i)
1.179     pazsan    190: AC_SUBST(signals_o)
1.7       anton     191: 
1.174     anton     192: #this is used to disable some (not generally essential) part of the
                    193: #Makefile that some makes don't grok.  It would be better to test for
                    194: #this specific Makefile feature than the make version.
1.128     pazsan    195: AC_MSG_CHECKING(make type)
1.174     anton     196: make_type=`make -n -v 2>&1|grep 'ake'|sed 's/ake .*/ake/'`
1.128     pazsan    197: GNUMAKE='#'
                    198: test "$make_type" = "GNU Make" && GNUMAKE=''
                    199: AC_MSG_RESULT($make_type)
                    200: AC_SUBST(GNUMAKE)
                    201: 
1.50      jwilke    202: AC_MSG_CHECKING([whether the linker accepts -export-dynamic])
                    203: OLDLDFLAGS=$LDFLAGS
                    204: LDFLAGS="$LDFLAGS -export-dynamic"
1.69      anton     205: dnl AC_TRY_LINK gives false positive on rs6000-ibm-aix4.2.1.0
                    206: dnl AC_TRY_LINK(,,ac_export_dynamic=yes,ac_export_dynamic=no)
                    207: AC_TRY_RUN(main(){exit(0);},ac_export_dynamic=yes,ac_export_dynamic=no,ac_export_dynamic=no)
1.50      jwilke    208: test $ac_export_dynamic = yes|| LDFLAGS=$OLDLDFLAGS
                    209: AC_MSG_RESULT($ac_export_dynamic)
                    210: 
1.1       anton     211: #terminology is a bit unusual here: The host is the system on which
                    212: #gforth will run; the system on which configure will run is the `build'
                    213: AC_CANONICAL_HOST
                    214: case "$host_cpu" in
1.136     anton     215:        arm*)
                    216:                machine=arm
                    217:                CFLAGS="$CFLAGS -fomit-frame-pointer"
1.184     pazsan    218:                if test x$platform = xnxt; then
1.183     pazsan    219:                   CFLAGS="$CFLAGS -mthumb -mthumb-interwork"
                    220:                fi
1.175     anton     221:                if test -z $arm_cacheflush; then
1.212     dvdkhlng  222:                   case "$host_os" in
                    223:                     *linux*)
                    224:                        arm_cacheflush=arch/arm/cacheflush-linux 
                    225:                        ;;
                    226:                     *)   
                    227:                        no_dynamic_default=1
                    228:                        arm_cacheflush=arch/arm/cacheflush0
                    229:                        AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])
                    230:                        ;;
                    231:                    esac
1.136     anton     232:                fi
1.212     dvdkhlng  233:                 AC_LIBSOURCES([../arch/arm/cacheflush0, dnl
                    234:                               ../arch/arm/cacheflush-linux])
1.175     anton     235:                 AC_LIBOBJ(../$arm_cacheflush)
1.177     anton     236:                 #longer skipcodes lead to problems on ARM, and it uses
                    237:                 #only 4-byte alignment anyway
                    238:                test "$skipcode" || skipcode="nop"
1.136     anton     239:                ;;
1.1       anton     240:        hppa*)
1.34      anton     241:                machine=hppa
1.46      anton     242:                $srcdir/mkinstalldirs arch/hppa
1.87      pazsan    243:                AC_LIBOBJ(../arch/hppa/cache)
1.134     anton     244:                #-N needed for --dynamic <M4U3b.3790$9d.317@news.cpqcorp.net>
                    245:                LDFLAGS="$LDFLAGS -Xlinker -N"
1.47      anton     246:                LIBS="$LIBS -L/lib/pa1.1/"
1.1       anton     247:                ;;
                    248:        sparc*)
1.34      anton     249:                machine=sparc
1.1       anton     250:                ;;
1.31      anton     251:        i386)
1.34      anton     252:                machine=386
1.189     anton     253:                CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
1.31      anton     254:                ;;
                    255:        i486)
1.34      anton     256:                machine=386
1.189     anton     257:                CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -m486"
1.31      anton     258:                ;;
1.77      anton     259:        i*86)
1.34      anton     260:                machine=386
1.189     anton     261:                CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
1.56      pazsan    262:                CFLAGS_1="$CFLAGS"
1.87      pazsan    263:                CFLAGS="$CFLAGS -march=pentium"
1.56      pazsan    264:                AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486")
1.1       anton     265:                ;;
1.133     anton     266:        x86_64)
1.192     pazsan    267:                case $CC
                    268:                in
                    269:                    *-m32*)
                    270:                        machine=386
                    271:                        CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
                    272:                        CFLAGS_1="$CFLAGS"
                    273:                        CFLAGS="$CFLAGS -march=athlon64"
                    274:                        ;;
                    275:                    *)
                    276:                        machine=amd64
                    277:                        ;;
                    278:                esac
1.133     anton     279:                ;;
1.136     anton     280:        ia64*)
                    281:                machine=ia64
                    282:                AC_LIBOBJ(../arch/ia64/flush_icache_block)
                    283:                test "$skipcode" || skipcode="nop.i 0"
                    284:                #".skip 16" passes the test below,
                    285:                # but gives an assembler error in engine
                    286:                ;;
1.26      pazsan    287:         m68k)
1.34      anton     288:                machine=m68k
1.32      pazsan    289:                CFLAGS="$CFLAGS -fomit-frame-pointer"
                    290:                if test "$host_os" = "nextstep3"
                    291:                then
1.87      pazsan    292:                        AC_LIBOBJ(termios)
1.32      pazsan    293:                fi
1.26      pazsan    294:                ;;
1.1       anton     295:        mips*)
1.34      anton     296:                machine=mips
1.92      anton     297:                #dynamic native code has the following problems on MIPS:
                    298:                #
                    299:                #1) J/JAL seems relocatable, but is are only
                    300:                #relocatable within a 256MB-segment.  While we try to
                    301:                #get the linker to arrange this, there is no guarantee
                    302:                #that this will succeed (and if the user uses a lot of
                    303:                #memory, it is likely to fail).
                    304:                #
                    305:                #2) The way we generate dynamic native code may
                    306:                #violate MIPS architectural restrictions (in
                    307:                #particular, the delay slots of LW, MFLO, etc.)
                    308:                #
                    309:                #Therefore we disable dynamic native code by default:
1.136     anton     310:                if test -z $no_dynamic_default; then
                    311:                    no_dynamic_default=1
                    312:                    AC_MSG_WARN([Disabling default dynamic native code generation (relocation and delay slot issues)])
                    313:                fi
1.1       anton     314:                ;;
1.9       pazsan    315:        alpha*)
1.34      anton     316:                machine=alpha
1.58      anton     317:                #full IEEE FP support for more uniformity across platforms:
                    318:                CFLAGS="$CFLAGS -mieee"
1.9       pazsan    319:                ;;
1.69      anton     320:        power*|rs6000)
1.34      anton     321:                machine=power
1.46      anton     322:                $srcdir/mkinstalldirs arch/power
1.138     anton     323:                AC_CHECK_FUNC(_sync_cache_range,[true],[AC_LIBOBJ(../arch/power/_sync_cache_range)])
1.103     anton     324:                #long long is broken on (at least) gcc-2.95.* for PPC
1.165     anton     325:                test x$ac_cv_sizeof_long_long = x && 
                    326:                ($CC -v 2>&1 |grep -q 'gcc version 2.95') &&
                    327:                ac_cv_sizeof_long_long=0
1.203     anton     328:                 #The only architecture with enough callee-saved registers
                    329:                 test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=3
                    330:                 #or use 2, hardly slower at run-time and starts up faster
1.31      anton     331:                ;;
1.1       anton     332:        *)
1.92      anton     333:                AC_MSG_WARN([Using a generic machine description])
                    334:                AC_MSG_WARN([Assuming C floats and doubles are IEEE floats and doubles (for SF@ DF@ SF! DF!)])
                    335:                AC_MSG_WARN([FLUSH-ICACHE will do nothing, so END-CODE may not work properly!])
1.34      anton     336:                machine=generic
1.97      anton     337:                #I-cache flushing would be needed for dynamic code generation
1.136     anton     338:                if test -z $no_dynamic_default; then
                    339:                    no_dynamic_default=1
                    340:                    AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])
                    341:                fi
1.1       anton     342: esac
1.10      anton     343: AC_SUBST(host)
1.151     anton     344: 
1.184     pazsan    345: MAKEINC=""
                    346: 
                    347: echo "Check for arch/$machine/$platform/gforth.ld ($EC_MODE)"
1.183     pazsan    348: if test x$EC_MODE = xtrue
                    349: then
1.184     pazsan    350:        echo "Check for arch/$machine/$platform/gforth.ld"
                    351:        if test -f arch/$machine/$platform/gforth.ld
1.183     pazsan    352:        then
1.184     pazsan    353:                LDFLAGS="-T ../arch/$machine/$platform/gforth.ld -Map \$@.map -cref --gc-sections $LDFLAGS"
                    354:                if test x$platform = xnxt; then
1.183     pazsan    355:                        LIBS="$LIB_PATH/lib/gcc/arm-elf/$($CC --version | grep GCC | cut -d' ' -f3)/interwork/libgcc.a $LIB_PATH/arm-elf/lib/interwork/libc.a $LIBS"
                    356:                fi
                    357:        fi
1.184     pazsan    358:        if test -f arch/$machine/$platform/make.inc
                    359:        then
                    360:                MAKEINC="include ../arch/$machine/$platform/make.inc"
                    361:        fi
1.183     pazsan    362: fi
1.184     pazsan    363: AC_SUBST(MAKEINC)
1.183     pazsan    364: 
1.203     anton     365: AC_ARG_VAR(STACK_CACHE_REGS, [number of registers in the maximum stack cache state for gforth-fast and gforth-native (default platform-dependent).])
                    366: 
                    367: test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=1
                    368: AC_DEFINE_UNQUOTED(STACK_CACHE_REGS, $STACK_CACHE_REGS,
                    369:                   [number of registers in the maximum stack cache state for gforth-fast and gforth-native])
1.151     anton     370: test x$STACK_CACHE_DEFAULT_FAST = x && STACK_CACHE_DEFAULT_FAST=1
                    371: AC_DEFINE_UNQUOTED(STACK_CACHE_DEFAULT_FAST, $STACK_CACHE_DEFAULT_FAST,
                    372:                   [number of registers in the default stack cache state for gforth-fast and gforth-native])
1.146     pazsan    373: 
1.173     anton     374: test x$GCC_PR15242_WORKAROUND = x ||
                    375: AC_DEFINE_UNQUOTED(GCC_PR15242_WORKAROUND, $GCC_PR15242_WORKAROUND,
                    376:                    [force (1) or forbid (0) use of a workaround for a gcc performance bug])
                    377: 
1.103     anton     378: dnl the following macro produces a warning with autoconf-2.1
                    379: AC_CHECK_SIZEOF(char *)
                    380: case "$ac_cv_sizeof_char_p" in
                    381:   2)
                    382:     wordsize=16
                    383:     ;;
                    384:   4)
                    385:     wordsize=32
                    386:     ;;
                    387:   8)
                    388:     wordsize=64
                    389:     ;;
                    390: esac
                    391: 
1.183     pazsan    392: AC_CHECK_SIZEOF(void *)
                    393: case "$ac_cv_sizeof_void_p" in
                    394:   2)
                    395:     vwordsize=16
                    396:     ;;
                    397:   4)
                    398:     vwordsize=32
                    399:     ;;
                    400:   8)
                    401:     vwordsize=64
                    402:     ;;
                    403: esac
                    404: 
1.103     anton     405: AC_CHECK_SIZEOF(char)
                    406: AC_CHECK_SIZEOF(short)
                    407: AC_CHECK_SIZEOF(int)
                    408: AC_CHECK_SIZEOF(long)
                    409: AC_CHECK_SIZEOF(long long)
                    410: AC_CHECK_SIZEOF(intptr_t)
                    411: AC_CHECK_SIZEOF(int128_t)
1.144     pazsan    412: AC_CHECK_SIZEOF(uint128_t)
1.103     anton     413: 
                    414: AC_MSG_CHECKING([for a C type for cells])
                    415: ac_cv_int_type_cell=none
                    416: case "$ac_cv_sizeof_char_p" in
                    417:   $ac_cv_sizeof_int)
                    418:     ac_cv_int_type_cell=int
                    419:     ;;
                    420:   $ac_cv_sizeof_short)
                    421:     ac_cv_int_type_cell=short
                    422:     ;;
                    423:   $ac_cv_sizeof_char)
                    424:     ac_cv_int_type_cell=char
                    425:     ;;
                    426:   $ac_cv_sizeof_long)
                    427:     ac_cv_int_type_cell=long
                    428:     ;;
                    429:   $ac_cv_sizeof_long_long)
                    430:     ac_cv_int_type_cell="long long"
                    431:     ;;
                    432:   $ac_cv_sizeof_intptr_t)
                    433:     ac_cv_int_type_cell="intptr_t"
                    434:     ;;
                    435: esac
                    436: AC_MSG_RESULT($ac_cv_int_type_cell)
                    437: AC_DEFINE_UNQUOTED(CELL_TYPE,$ac_cv_int_type_cell,[an integer type that is as long as a pointer])
                    438: 
1.153     pazsan    439: AC_MSG_CHECKING([for a C type for wydes])
                    440: ac_cv_wyde_type_cell=none
                    441: case 2 in
                    442:   $ac_cv_sizeof_int)
                    443:     ac_cv_wyde_type_cell=int
                    444:     ;;
                    445:   $ac_cv_sizeof_short)
                    446:     ac_cv_wyde_type_cell=short
                    447:     ;;
                    448:   $ac_cv_sizeof_char)
                    449:     ac_cv_wyde_type_cell=char
                    450:     ;;
                    451:   $ac_cv_sizeof_long)
                    452:     ac_cv_wyde_type_cell=long
                    453:     ;;
                    454:   $ac_cv_sizeof_long_long)
                    455:     ac_cv_wyde_type_cell="long long"
                    456:     ;;
                    457:   $ac_cv_sizeof_intptr_t)
                    458:     ac_cv_wyde_type_cell="intptr_t"
                    459:     ;;
                    460: esac
                    461: AC_MSG_RESULT($ac_cv_wyde_type_cell)
                    462: AC_DEFINE_UNQUOTED(WYDE_TYPE,$ac_cv_wyde_type_cell,[an integer type that is 2 bytes long])
                    463: 
                    464: AC_MSG_CHECKING([for a C type for tetrabytes])
                    465: ac_cv_tetrabyte_type_cell=none
                    466: case 4 in
                    467:   $ac_cv_sizeof_int)
                    468:     ac_cv_tetrabyte_type_cell=int
                    469:     ;;
                    470:   $ac_cv_sizeof_short)
                    471:     ac_cv_tetrabyte_type_cell=short
                    472:     ;;
                    473:   $ac_cv_sizeof_char)
                    474:     ac_cv_tetrabyte_type_cell=char
                    475:     ;;
                    476:   $ac_cv_sizeof_long)
                    477:     ac_cv_tetrabyte_type_cell=long
                    478:     ;;
                    479:   $ac_cv_sizeof_long_long)
                    480:     ac_cv_tetrabyte_type_cell="long long"
                    481:     ;;
                    482:   $ac_cv_sizeof_intptr_t)
                    483:     ac_cv_tetrabyte_type_cell="intptr_t"
                    484:     ;;
                    485: esac
                    486: AC_MSG_RESULT($ac_cv_tetrabyte_type_cell)
                    487: AC_DEFINE_UNQUOTED(TETRABYTE_TYPE,$ac_cv_tetrabyte_type_cell,[an integer type that is 4 bytes long])
                    488: 
1.103     anton     489: AC_MSG_CHECKING([for a C type for double-cells])
                    490: ac_cv_int_type_double_cell=none
                    491: case `expr 2 '*' "$ac_cv_sizeof_char_p"` in
                    492:   $ac_cv_sizeof_short)
                    493:     ac_cv_int_type_double_cell=short
                    494:     ;;
                    495:   $ac_cv_sizeof_int)
                    496:     ac_cv_int_type_double_cell=int
                    497:     ;;
                    498:   $ac_cv_sizeof_long)
                    499:     ac_cv_int_type_double_cell=long
                    500:     ;;
                    501:   $ac_cv_sizeof_long_long)
                    502:     ac_cv_int_type_double_cell="long long"
                    503:     ;;
                    504:   $ac_cv_sizeof_intptr_t)
                    505:     ac_cv_int_type_double_cell="intptr_t"
                    506:     ;;
1.205     anton     507:   $ac_cv_sizeof_int128_t)
1.103     anton     508:     ac_cv_int_type_double_cell="int128_t"
                    509:     ;;
                    510: esac
                    511: AC_MSG_RESULT($ac_cv_int_type_double_cell)
1.144     pazsan    512: 
                    513: AC_MSG_CHECKING([for a C type for unsigned double-cells])
                    514: ac_cv_int_type_double_ucell=none
                    515: case `expr 2 '*' "$ac_cv_sizeof_char_p"` in
                    516:   $ac_cv_sizeof_short)
                    517:     ac_cv_int_type_double_ucell="unsigned short"
                    518:     ;;
                    519:   $ac_cv_sizeof_int)
                    520:     ac_cv_int_type_double_ucell="unsigned int"
                    521:     ;;
                    522:   $ac_cv_sizeof_long)
                    523:     ac_cv_int_type_double_ucell="unsigned long"
                    524:     ;;
                    525:   $ac_cv_sizeof_long_long)
                    526:     ac_cv_int_type_double_ucell="unsigned long long"
                    527:     ;;
                    528:   $ac_cv_sizeof_intptr_t)
                    529:     ac_cv_int_type_double_ucell="unsigned intptr_t"
                    530:     ;;
                    531:   $ac_cv_sizeof_uint128_t)
                    532:     ac_cv_int_type_double_ucell="uint128_t"
                    533:     ;;
                    534: esac
                    535: AC_MSG_RESULT($ac_cv_int_type_double_ucell)
                    536: 
1.204     anton     537: if test "$ac_cv_int_type_double_cell" != none && \
                    538:    test "$ac_cv_int_type_double_ucell" != none
1.144     pazsan    539: then
1.103     anton     540:        AC_DEFINE_UNQUOTED(DOUBLE_CELL_TYPE,$ac_cv_int_type_double_cell,[an integer type that is twice as long as a pointer])
1.144     pazsan    541:        AC_DEFINE_UNQUOTED(DOUBLE_UCELL_TYPE,$ac_cv_int_type_double_ucell,[an unsigned integer type that is twice as long as a pointer])
1.206     anton     542:         OPTS=-ll
                    543: else
1.217     pazsan    544:         if test "$ac_cv_sizeof_char_p" = 8; then
1.213     anton     545:            OPTS="-ll -noll"
1.206     anton     546:         else
                    547:            OPTS=-noll
                    548:         fi
1.103     anton     549: fi
1.207     anton     550: 
                    551: if grep -q FORCE_REG arch/$machine/machine.h; then
                    552:    OPTS=`for i in $OPTS; do echo -n "$i-reg "; done`$OPTS
                    553: fi
1.206     anton     554: AC_SUBST(OPTS)
1.103     anton     555: 
                    556: AC_TYPE_OFF_T
                    557: AC_CHECK_SIZEOF(off_t)
                    558: test $ac_cv_sizeof_off_t -gt $ac_cv_sizeof_char_p
                    559: ac_small_off_t=$?
                    560: AC_DEFINE_UNQUOTED(SMALL_OFF_T,$ac_small_off_t,[1 if off_t fits in a Cell])
1.1       anton     561: 
1.109     anton     562: ENGINE_FLAGS=
                    563: AC_SUBST(ENGINE_FLAGS)
                    564: 
                    565: # Try if GCC understands -fno-gcse
                    566: 
                    567: AC_MSG_CHECKING([if $CC understands -fno-gcse])
                    568: CFLAGS_1="$CFLAGS"
                    569: CFLAGS="$CFLAGS -fno-gcse"
                    570: AC_TRY_COMPILE(,,ac_nogcse=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-gcse",ac_nogcse=no)
                    571: CFLAGS="$CFLAGS_1"
                    572: AC_MSG_RESULT($ac_nogcse)
                    573: 
                    574: # Try if GCC understands -fno-strict-aliasing
                    575: AC_MSG_CHECKING([if $CC understands -fno-strict-aliasing])
                    576: CFLAGS_1="$CFLAGS"
                    577: CFLAGS="$CFLAGS -fno-strict-aliasing"
                    578: AC_TRY_COMPILE(,,ac_nostrictaliasing=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-strict-aliasing",ac_nostrictaliasing=no)
                    579: CFLAGS="$CFLAGS_1"
                    580: AC_MSG_RESULT($ac_nostrictaliasing)
                    581: 
1.123     anton     582: # Try if GCC understands -fno-crossjumping
                    583: AC_MSG_CHECKING([if $CC understands -fno-crossjumping])
1.88      pazsan    584: CFLAGS_1="$CFLAGS"
1.123     anton     585: CFLAGS="$CFLAGS -fno-crossjumping"
1.125     anton     586: AC_TRY_COMPILE(,,ac_nocrossjumping=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-crossjumping",ac_nocrossjumping=no)
1.109     anton     587: CFLAGS="$CFLAGS_1"
1.124     pazsan    588: AC_MSG_RESULT($ac_nocrossjumping)
1.88      pazsan    589: 
1.137     pazsan    590: # Try if GCC understands -fno-reorder-blocks
                    591: AC_MSG_CHECKING([if $CC understands -fno-reorder-blocks])
                    592: CFLAGS_1="$CFLAGS"
                    593: CFLAGS="$CFLAGS -fno-reorder-blocks"
                    594: AC_TRY_COMPILE(,,ac_noreorder_blocks=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-reorder-blocks",ac_noreorder_blocks=no)
                    595: CFLAGS="$CFLAGS_1"
                    596: AC_MSG_RESULT($ac_noreorder_blocks)
                    597: 
1.189     anton     598: # Try if GCC understands -falign-labels=1
                    599: AC_MSG_CHECKING([if $CC understands -falign-labels=1])
                    600: CFLAGS_1="$CFLAGS"
                    601: CFLAGS="$CFLAGS -falign-labels=1"
1.194     anton     602: AC_TRY_COMPILE(,,ac_align_labels=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-labels=1",ac_align_labels=no)
1.189     anton     603: CFLAGS="$CFLAGS_1"
                    604: AC_MSG_RESULT($ac_align_labels)
                    605: 
1.193     anton     606: # Try if GCC understands -falign-loops=1
                    607: AC_MSG_CHECKING([if $CC understands -falign-loops=1])
                    608: CFLAGS_1="$CFLAGS"
                    609: CFLAGS="$CFLAGS -falign-loops=1"
1.194     anton     610: AC_TRY_COMPILE(,,ac_align_loops=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-loops=1",ac_align_loops=no)
1.193     anton     611: CFLAGS="$CFLAGS_1"
                    612: AC_MSG_RESULT($ac_align_loops)
                    613: 
                    614: # Try if GCC understands -falign-jumps=1
                    615: AC_MSG_CHECKING([if $CC understands -falign-jumps=1])
                    616: CFLAGS_1="$CFLAGS"
                    617: CFLAGS="$CFLAGS -falign-jumps=1"
1.194     anton     618: AC_TRY_COMPILE(,,ac_align_jumps=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-jumps=1",ac_align_jumps=no)
1.193     anton     619: CFLAGS="$CFLAGS_1"
                    620: AC_MSG_RESULT($ac_align_jumps)
                    621: 
1.130     anton     622: # Try if GCC understands __attribute__((unused))
                    623: AC_MSG_CHECKING([how to suppress 'unused variable' warnings])
                    624: AC_TRY_COMPILE(,[int __attribute__((unused)) foo;], MAYBE_UNUSED='__attribute__((unused))',)
                    625: AC_DEFINE_UNQUOTED(MAYBE_UNUSED,$MAYBE_UNUSED,[attribute for possibly unused variables])
                    626: AC_MSG_RESULT($MAYBE_UNUSED)
                    627: 
1.195     anton     628: #try if m4 understands -s
                    629: AC_MSG_CHECKING([how to invoke m4])
1.196     anton     630: if m4 -s /dev/null >/dev/null 2>&1; then
1.195     anton     631:  M4="m4 -s"
                    632: else
                    633:  M4=m4
                    634: fi
                    635: AC_SUBST(M4)
                    636: AC_DEFINE_UNQUOTED(M4,"$M4",[How to invoke m4])
                    637: AC_MSG_RESULT($M4)
                    638: 
1.202     pazsan    639: # Find installed Gforth
                    640: AC_MSG_CHECKING([for gforth])
1.215     anton     641: GFORTH="`cd / && which gforth 2>/dev/null`"
                    642: if test -z "$GFORTH"; then
                    643:   PREFORTH='echo "You need to configure with a gforth in \$PATH to build this part" && false'
                    644: else
                    645:   PREFORTH="$GFORTH -i `cd / && gforth --debug -e bye 2>&1 |grep "Opened image file: "|sed 's/Opened image file: //'`" ;
                    646: fi
                    647: AC_SUBST(PREFORTH)
                    648: AC_DEFINE_UNQUOTED(PREFORTH,"$PREFORTH",[How to invoke the pre-installed gforth])
                    649: AC_MSG_RESULT($PREFORTH)
1.202     pazsan    650: 
1.215     anton     651: #echo "machine='$machine'"
1.191     anton     652: 
                    653: dnl AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine)
                    654: AC_CHECK_FILE($srcdir/arch/$machine/asm.fs,[asm_fs=arch/$machine/asm.fs],)
1.61      anton     655: AC_SUBST(asm_fs)
                    656: 
1.191     anton     657: dnl AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine)
                    658: AC_CHECK_FILE($srcdir/arch/$machine/disasm.fs,[disasm_fs=arch/$machine/disasm.fs],)
1.61      anton     659: AC_SUBST(disasm_fs)
                    660: 
1.116     anton     661: AC_PATH_PROG(INSTALL_INFO,install-info,[echo '>>>>Please make info dir entry:'],$PATH:/sbin:/usr/sbin:/usr/local/sbin)
1.114     anton     662: 
1.39      pazsan    663: case "$host_os" in
1.157     pazsan    664:        *win32*)
                    665:                # !!!FIXME!!! problems with cygwin and ';' as path separator
1.108     anton     666:                DIRSEP="\\\\"
1.127     anton     667:                PATHSEP=";"
1.142     anton     668:                #we want the builtins of command.com/cmd.exe and its
                    669:                # handling of .com files.
                    670:                #$COMSPEC contains the name of the Windows shell;
                    671:                # the ./ is there, because the bash does not recognize
                    672:                # absolute DOS filenames
                    673:                DEFAULTSYSTEMPREFIX="./$COMSPEC /c "
1.39      pazsan    674:                ;;
1.97      anton     675:        *darwin*)
                    676:                #Darwin uses some funny preprocessor by default; eliminate it:
1.127     anton     677:                AC_MSG_NOTICE([using -no-cpp-precomp on Darwin])
1.120     anton     678:                CFLAGS="$CFLAGS -no-cpp-precomp"
1.98      anton     679:                DIRSEP="/"
1.127     anton     680:                PATHSEP=":"
1.141     anton     681:                DEFAULTSYSTEMPREFIX=""
1.98      anton     682:                ;;
1.39      pazsan    683:        *)
1.88      pazsan    684:                DIRSEP="/"
1.127     anton     685:                PATHSEP=":"
1.141     anton     686:                DEFAULTSYSTEMPREFIX=""
1.39      pazsan    687:                ;;
                    688: esac
1.88      pazsan    689: AC_SUBST(DIRSEP)
1.89      pazsan    690: AC_DEFINE_UNQUOTED(DIRSEP,'$DIRSEP',[a directory separator character])
1.127     anton     691: AC_SUBST(PATHSEP)
                    692: AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a path separator character])
1.141     anton     693: AC_SUBST(DEFAULTSYSTEMPREFIX)
                    694: AC_DEFINE_UNQUOTED(DEFAULTSYSTEMPREFIX,"$DEFAULTSYSTEMPREFIX",[default for environment variable GFORTHSYSTEMPREFIX])
1.39      pazsan    695: 
1.170     anton     696: #work around SELinux brain damage (from Andrew Haley <12t8f3jakb74g2c@news.supernews.com>)
1.172     anton     697: #This magic incantation  seems to be completely undocumented.
                    698: AC_CHECK_PROG([MASSAGE_EXE],[chcon],[chcon -t unconfined_execmem_exec_t],[true])
1.170     anton     699: 
1.1       anton     700: dnl Now a little support for DOS/DJGCC
1.30      pazsan    701: AC_SUBST(GFORTH_EXE)
1.208     anton     702: GFORTH_EXE="true"
1.48      anton     703: AC_SUBST(GFORTHFAST_EXE)
1.208     anton     704: GFORTHFAST_EXE="true"
1.83      anton     705: AC_SUBST(GFORTHITC_EXE)
1.208     anton     706: GFORTHITC_EXE="true"
1.30      pazsan    707: AC_SUBST(GFORTHDITC_EXE)
1.208     anton     708: GFORTHDITC_EXE="true"
1.27      anton     709: 
                    710: AC_SUBST(FORTHSIZES)
1.24      anton     711: 
1.104     anton     712: dnl if test "$PEEPHOLE" = "yes"
                    713: dnl then
                    714: dnl    PEEPHOLEFLAG="true"
                    715: dnl    AC_DEFINE(HAS_PEEPHOLE,,[Define if you want to use peephole optimization])
                    716: dnl else
                    717: dnl    PEEPHOLEFLAG="false"
                    718: dnl fi
                    719: PEEPHOLEFLAG="true"
1.79      pazsan    720: AC_SUBST(PEEPHOLEFLAG)
                    721: 
1.1       anton     722: dnl copy commands for systems that don't have links
1.29      pazsan    723: AC_SUBST(LINK_KERNL)
                    724: LINK_KERNL=""
1.1       anton     725: 
                    726: #if test $host_os=dos
                    727: #then
                    728: #  echo Configuring for DOS!!!
                    729: #  MAKE_EXE="coff2exe gforth"
1.29      pazsan    730: #  LINK_KERNL='$(CP) kernl32l.fi kernel.fi'
1.1       anton     731: #fi
                    732: 
                    733: dnl the following macro produces a warning with autoconf-2.1
                    734: AC_C_BIGENDIAN
1.23      pazsan    735: AC_SUBST(KERNEL)
1.1       anton     736: dnl ac_cv_c_bigendian is an undocumented variable of autoconf-2.1
                    737: if test $ac_cv_c_bigendian = yes; then
                    738:   bytesex=b
1.23      pazsan    739:   KERNEL="kernl16b.fi kernl16l.fi kernl32b.fi kernl32l.fi kernl64b.fi kernl64l.fi"
1.1       anton     740: else
                    741:   bytesex=l
1.23      pazsan    742:   KERNEL="kernl16l.fi kernl16b.fi kernl32l.fi kernl32b.fi kernl64l.fi kernl64b.fi"
1.1       anton     743: fi
                    744: 
1.91      anton     745: #check how to do asm(".skip 16")
1.169     anton     746: #echo "CFLAGS=$CFLAGS"
                    747: #echo "ac_link=$ac_link"
1.92      anton     748: AC_MSG_CHECKING([if and how we can waste code space])
1.136     anton     749: if test -z "$skipcode"; then
1.148     anton     750:     skipcode=no
                    751:     CFLAGS_1="$CFLAGS"
                    752:     CFLAGS="$CFLAGS $ENGINE_FLAGS"
1.136     anton     753:     for i in ".skip 16" ".block 16" ".org .+16" ".=.+16" ".space 16"
                    754:     do
1.91      anton     755:        AC_TRY_RUN(
1.136     anton     756: [int foo(int,int,int);
1.91      anton     757: main()
                    758: {
1.136     anton     759:   exit(foo(0,0,0)!=16);
1.91      anton     760: }
1.136     anton     761: int foo(int x, int y, int z)
1.91      anton     762: {
1.136     anton     763:   static void *labels[]={&&label1, &&label2};
1.91      anton     764:   if (x) {
1.136     anton     765:     y++; /* workaround for http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12108 */
1.91      anton     766:   label1:
1.148     anton     767:     asm("$i"); /* or ".space 16" or somesuch */
1.136     anton     768:   label2: ;
                    769:   }
                    770:   {
                    771:   if (y) goto *labels[z]; /* workaround for gcc PR12108 */
                    772:   return labels[1]-labels[0];
1.91      anton     773:   }
1.136     anton     774: }]
1.92      anton     775:        ,skipcode=$i; break
                    776:        ,,)
1.136     anton     777:     done
1.148     anton     778:     CFLAGS=$CFLAGS_1
1.136     anton     779: fi
1.92      anton     780: AC_MSG_RESULT($skipcode)
                    781: if test "$skipcode" = no
                    782: then 
1.136     anton     783:     if test -z $no_dynamic_default; then
                    784:        no_dynamic_default=1
                    785:        AC_MSG_WARN(Disabling default dynamic native code generation)
                    786:     fi
1.92      anton     787:     AC_DEFINE_UNQUOTED(SKIP16,((void)0),statement for skipping 16 bytes)
                    788: else
                    789:     AC_DEFINE_UNQUOTED(SKIP16,asm("$skipcode"),statement for skipping 16 bytes)
                    790: fi
1.91      anton     791: 
1.174     anton     792: AC_MSG_CHECKING([if and how we can do comments in asm statements])
                    793: #the point here is to get asm statements that look different to
                    794: #gcc's "optimizer"
                    795: if test -z "$asmcomment"; then
                    796:     asmcomment=no
                    797:     CFLAGS_1="$CFLAGS"
                    798:     CFLAGS="$CFLAGS $ENGINE_FLAGS"
1.176     anton     799:     for i in '"# "' '"! "' '"; "'; do
1.174     anton     800:        AC_TRY_COMPILE(,[asm($i"fluffystunk");],asmcomment=$i; break,)
                    801:     done
                    802:     CFLAGS=$CFLAGS_1
                    803: fi
                    804: AC_MSG_RESULT($asmcomment)
                    805: if test "$asmcomment" != no
                    806: then 
                    807:     AC_DEFINE_UNQUOTED(ASMCOMMENT,$asmcomment,[assembler comment start string])
                    808: fi
                    809: 
1.136     anton     810: test "$no_dynamic_default" || no_dynamic_default=0
1.92      anton     811: AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$no_dynamic_default,default value for no_dynamic)
1.91      anton     812: 
1.1       anton     813: dnl Checks for programs.
                    814: AC_PROG_LN_S
1.95      anton     815: AC_PROG_INSTALL
1.163     pazsan    816: AC_CHECK_PROGS(TEXI2DVI,texi2dvi4a2ps texi2dvi)
1.1       anton     817: 
1.198     anton     818: dnl MacOS X has a libtool that does something else
                    819: AC_CHECK_PROGS(GNU_LIBTOOL,glibtool libtool)
                    820: 
1.1       anton     821: dnl Checks for library functions
1.2       anton     822: dnl This check is just for making later checks link with libm.
                    823: dnl using sin here is no good idea since it is built-into gcc and typechecked
                    824: AC_CHECK_LIB(m,asin)
1.31      anton     825: AC_CHECK_LIB(dl,dlopen)
1.152     pazsan    826: dnl check for libffi 2.x
                    827: AC_CHECK_LIB(ffi,ffi_call)
                    828: if test $ac_cv_lib_ffi_ffi_call = yes
                    829: then
                    830: LIBFFIFLAG="true"
                    831: FFCALLFLAG="false"
                    832: OLDCALLFLAG="false"
                    833: AC_DEFINE(HAS_LIBFFI,,[define this if you want to use the ffcall interface with libffi 2.0])
                    834: else
1.124     pazsan    835: dnl check for ffcall libraries
                    836: dnl unfortunately, these four calls are separated out into a library each.
                    837: AC_CHECK_LIB(avcall,__builtin_avcall)
                    838: AC_CHECK_LIB(callback,__vacall_r)
                    839: AC_CHECK_LIB(vacall,vacall)
                    840: AC_CHECK_LIB(trampoline,alloc_trampoline)
1.152     pazsan    841: LIBFFIFLAG="false"
1.125     anton     842: FFCALLFLAG="false"
1.129     pazsan    843: OLDCALLFLAG="true"
                    844: test $ac_cv_lib_avcall___builtin_avcall = yes && FFCALLFLAG="true" && OLDCALLFLAG="false" && AC_DEFINE(HAS_FFCALL,,[define this if you want to use the ffcall libraries])
                    845: test $ac_cv_lib_avcall___builtin_avcall = no && AC_DEFINE(HAS_OLDCALL,,[define this if you want to use the old call libraries])
1.152     pazsan    846: fi
                    847: AC_SUBST(LIBFFIFLAG)
1.125     anton     848: AC_SUBST(FFCALLFLAG)
1.129     pazsan    849: AC_SUBST(OLDCALLFLAG)
1.32      pazsan    850: if test "$host_os" != "nextstep3"
                    851: then
                    852:        AC_FUNC_MEMCMP
                    853: fi
1.25      pazsan    854: AC_REPLACE_FUNCS(memmove strtoul pow10 strerror strsignal atanh)
1.97      anton     855: AC_FUNC_FSEEKO
1.186     anton     856: AC_CHECK_FUNCS(ftello dlopen sys_siglist getrusage nanosleep)
1.111     anton     857: AC_CHECK_TYPES(stack_t,,,[#include <signal.h>])
1.19      anton     858: AC_DECL_SYS_SIGLIST
1.138     anton     859: AC_CHECK_FUNC(getopt_long,[true],[AC_LIBOBJ(getopt) AC_LIBOBJ(getopt1)])
1.90      anton     860: AC_CHECK_FUNCS(expm1 log1p)
                    861: AC_REPLACE_FUNCS(rint ecvt)
1.1       anton     862: dnl No check for select, because our replacement is no good under
                    863: dnl anything but DOS
1.62      anton     864: AC_CHECK_HEADERS(sys/mman.h fnmatch.h)
1.63      anton     865: AC_FUNC_FNMATCH
1.87      pazsan    866: test $ac_cv_func_fnmatch_works = yes || AC_LIBOBJ(fnmatch)
1.28      anton     867: AC_CHECK_FUNCS(mmap sysconf getpagesize)
1.34      anton     868: AM_PATH_LISPDIR
1.1       anton     869: 
1.183     pazsan    870: kernel_fi=kernl${vwordsize}${bytesex}.fi
1.178     pazsan    871: include_fi=kernl${wordsize}${bytesex}${EC}.fi
1.23      pazsan    872: AC_SUBST(kernel_fi)
1.178     pazsan    873: AC_SUBST(include_fi)
1.50      jwilke    874: 
1.76      anton     875: #this breaks bindists
                    876: #dnl replace srource directory by absolute value
                    877: #if test $srcdir = "."; then srcdir=`pwd` 
                    878: #fi
1.8       anton     879: 
1.34      anton     880: AC_SUBST(machine)
1.95      anton     881: AC_CONFIG_FILES([
1.31      anton     882: Makefile
1.45      pazsan    883: Makedist
1.43      anton     884: gforthmi
1.80      anton     885: vmgen
1.79      pazsan    886: machpc.fs
1.159     pazsan    887: envos.fs
1.35      anton     888: engine/Makefile
1.188     anton     889: engine/libcc.h
1.161     pazsan    890: doc/version.texi
                    891: build-ec ])
1.95      anton     892: AC_CONFIG_COMMANDS([stamp-h],[[echo timestamp > stamp-h
1.43      anton     893: chmod +x gforthmi
1.80      anton     894: chmod +x vmgen
1.162     pazsan    895: chmod +x build-ec
1.188     anton     896: test -d kernel||mkdir kernel
                    897: $srcdir/mkinstalldirs include/gforth/$PACKAGE_VERSION
1.199     anton     898: ln -sf ../../../engine/config.h ../../../engine/libcc.h include/gforth/$PACKAGE_VERSION]],[[PACKAGE_VERSION=$PACKAGE_VERSION]])
1.95      anton     899: AC_OUTPUT
1.44      anton     900: 

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