Annotation of gforth/configure.in, revision 1.224

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
1.224   ! pazsan     23: AC_INIT([gforth],[0.6.9-20080430],[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: # check for ltdl features we need
                     40: # The lt_dladvise_init symbol was added with libtool-2.2
                     41: if test "x$with_included_ltdl" != "xyes"; then
                     42:   save_CFLAGS="$CFLAGS"
                     43:   save_LDFLAGS="$LDFLAGS"
                     44:   CFLAGS="$CFLAGS $LTDLINCL"
                     45:   LDFLAGS="$LDFLAGS $LIBLTDL"
                     46:   AC_CHECK_LIB([ltdl], [lt_dladvise_init],
                     47:                [],
                     48:        [AC_MSG_ERROR([libltdl-2.2 or later needed; configure with --with-included-ltdl])])
                     49:   LDFLAGS="$save_LDFLAGS"
                     50:   CFLAGS="$save_CFLAGS"
                     51: fi
                     52: 
                     53: #how to link with libltdl
                     54: if test "x$with_included_ltdl" = "xyes"; then
                     55:   #hard-code it (hopefully portable); the official way is to use automake :-(
1.221     anton      56:   LTDL_LDLIBS='-L$(top_builddir)/libltdl/.libs -lltdlc'
1.219     anton      57: else
                     58:   LTDL_LDLIBS='$(LIBLTDL)'
                     59: fi
                     60: AC_SUBST(LTDL_LDLIBS)
                     61: 
1.121     anton      62: #suppress the "-g -O2" default
                     63: test "$CFLAGS" || CFLAGS=-O2
                     64: 
1.150     pazsan     65: AC_ARG_ENABLE(force-cdiv,
                     66:        AC_HELP_STRING([--enable-force-cdiv],
                     67:                       [  Use the native C division - symmetric - instead of
                     68:                          floored division (default disabled).]),
                     69:        ,enable_force_cdiv=no)
                     70: test "$enable_force_cdiv" = "no"||
                     71:   AC_DEFINE(FORCE_CDIV,,[Define if you want to use explicit symmetric division for better performance])
                     72: 
1.149     anton      73: AC_SUBST(PROFEXES)
                     74: AC_SUBST(PROFOBJS)
1.135     anton      75: AC_ARG_ENABLE(prof,
1.149     anton      76:        AC_HELP_STRING([--enable-prof],
                     77:                        [ Build gforth-prof, which outputs frequently occuring
                     78:                           sequences of primitives.]),
                     79:        ,enable_prof=no)
1.204     anton      80: if test "$enable_prof" != "no"; then
                     81:   PROFEXES='gforth-prof$(OPT)$(EXE)'; PROFOBJS='engine-prof$(OPT).o main-prof$(OPT).o profile$(OPT).o'
1.149     anton      82: fi
1.1       anton      83: 
1.9       pazsan     84: AC_ARG_WITH(debug,
1.122     pazsan     85: [  --with-debug                  specifies option -g to compile with debug info
                     86:   --without-debug        omits the -g switch and creates smaller images on
                     87:                          machines where "strip" has problems with gcc style
                     88:                          debugging informations.],
1.9       pazsan     89: if test "$withval" = "yes"; then DEBUGFLAG=-g; fi)
1.122     pazsan     90: 
1.185     pazsan     91: GCC_LD="\$(GCC)"
                     92: EC_MODE="false"
                     93: EC=""
1.204     anton      94: engine2='engine2$(OPT).o'
                     95: engine_fast2='engine-fast2$(OPT).o'
1.185     pazsan     96: no_dynamic=""
                     97: image_i=""
                     98: signals_o="io.o signals.o"
                     99: 
1.182     pazsan    100: AC_ARG_WITH(ec,
                    101:        AC_HELP_STRING([--with-ec=<arch>],
1.168     pazsan    102:                        [  Build gforth for systems without OS.]),
1.182     pazsan    103: [if test "$withval" = "no"; then
                    104:   echo "defining hosted system"
                    105: else
                    106:   echo "defining standalone system (${withval})"
1.168     pazsan    107:   AC_DEFINE(STANDALONE,,[Define if you want a Gforth without OS])
1.167     pazsan    108:   EC_MODE="true"
1.178     pazsan    109:   EC="-ec"
                    110:   engine2=""
                    111:   engine_fast2=""
                    112:   no_dynamic="-DNO_DYNAMIC"
                    113:   image_i="image.i"
1.182     pazsan    114:   if test "$withval" != "yes"; then
                    115:     signals_o="io-${withval}.o"
                    116:   else
                    117:     signals_o="io.o"
                    118:   fi
1.183     pazsan    119:   GCC_PATH=$(which $CC)
                    120:   LIB_PATH=${GCC_PATH%/*/*}
                    121:   GCC_LD="\$(LD)"
1.184     pazsan    122:   platform=${withval}
1.182     pazsan    123: fi])
1.167     pazsan    124: 
1.104     anton     125: #variables mentioned in INSTALL
1.203     anton     126: AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x).])
1.104     anton     127: AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).])
1.203     anton     128: 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     129: 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     130: 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)])
                    131: 
1.104     anton     132: AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)])
1.183     pazsan    133: AC_ARG_VAR(ac_cv_sizeof_void_p, [sizeof(void *)])
1.104     anton     134: AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)])
                    135: AC_ARG_VAR(ac_cv_sizeof_short, [sizeof(short)])
                    136: AC_ARG_VAR(ac_cv_sizeof_int, [sizeof(int)])
                    137: AC_ARG_VAR(ac_cv_sizeof_long, [sizeof(long)])
                    138: AC_ARG_VAR(ac_cv_sizeof_long_long, [sizeof(long long)])
                    139: AC_ARG_VAR(ac_cv_sizeof_intptr_t, [sizeof(intptr_t)])
1.123     anton     140: AC_ARG_VAR(ac_cv_c_bigendian, [Is the target big-endian ("yes" or "no")?])
                    141: AC_ARG_VAR(no_dynamic_default, [run gforth with --dynamic (0) or --no-dynamic (1) by default])
1.190     anton     142: AC_ARG_VAR(condbranch_opt, [enable (1) or disable (0) using two dispatches for conditional branches])
1.166     anton     143: AC_ARG_VAR(skipcode, [assembly code for skipping 16 bytes of code])
1.174     anton     144: AC_ARG_VAR(asmcomment, [assembler comment start string])
1.175     anton     145: AC_ARG_VAR(arm_cacheflush, [file containing ARM cacheflush function (without .c)])
1.82      anton     146: 
1.96      anton     147: #set up feature test macros, so the tests get them right:
                    148: # turn on all POSIX, SUSv3, and GNU features if available
1.97      anton     149: AC_GNU_SOURCE
                    150: dnl AC_DEFINE_UNQUOTED([_GNU_SOURCE],1,[feature test macro])
                    151: 
                    152: dnl Don't define _POSIX_SOURCE etc. because some OSs (in particular
                    153: dnl MacOSX) disable some features then (MacOSX checks for _POSIX_SOURCE,
                    154: dnl but not for _XOPEN_SOURCE)
                    155: dnl AC_DEFINE_UNQUOTED([_POSIX_SOURCE],1,[feature test macro])
                    156: dnl AC_DEFINE_UNQUOTED([_POSIX_C_SOURCE],199506L,[feature test macro])
                    157: dnl AC_DEFINE_UNQUOTED([_XOPEN_SOURCE],600,[feature test macro])
1.96      anton     158: # turn on large file support with 64-bit off_t where available
1.105     anton     159: AC_SYS_LARGEFILE
                    160: dnl AC_DEFINE_UNQUOTED([_LARGEFILE_SOURCE],1,[feature test macro])
                    161: dnl AC_DEFINE_UNQUOTED([_FILE_OFFSET_BITS],64,[feature test macro])
1.96      anton     162: 
1.82      anton     163: #currently we force direct threading this way.  Eventually we should
                    164: #setup in the arch and engine files right
1.16      anton     165: 
1.15      pazsan    166: AC_PROG_CC
                    167: 
1.92      anton     168: test "$GCC" = "yes" || AC_MSG_ERROR(Gforth uses GNU C extensions and requires GCC 2.0 or higher)
1.9       pazsan    169: 
1.190     anton     170: AC_MSG_CHECKING([whether to use two dispatches per conditional branch])
                    171: test x$condbranch_opt = x && 
                    172: if ($CC -v 2>&1 |grep -q 'gcc version 3'); then
                    173:    condbranch_opt=0
                    174: else
                    175:    condbranch_opt=1
                    176: fi
                    177: AC_MSG_RESULT($condbranch_opt)
                    178: AC_SUBST(condbranch_opt)
                    179: 
1.15      pazsan    180: AC_SUBST(CC)
1.183     pazsan    181: AC_SUBST(GCC_LD)
1.9       pazsan    182: AC_SUBST(DEBUGFLAG)
1.178     pazsan    183: AC_SUBST(EC)
1.167     pazsan    184: AC_SUBST(EC_MODE)
1.178     pazsan    185: AC_SUBST(engine2)
                    186: AC_SUBST(engine_fast2)
                    187: AC_SUBST(no_dynamic)
                    188: AC_SUBST(image_i)
1.179     pazsan    189: AC_SUBST(signals_o)
1.7       anton     190: 
1.174     anton     191: #this is used to disable some (not generally essential) part of the
                    192: #Makefile that some makes don't grok.  It would be better to test for
                    193: #this specific Makefile feature than the make version.
1.128     pazsan    194: AC_MSG_CHECKING(make type)
1.174     anton     195: make_type=`make -n -v 2>&1|grep 'ake'|sed 's/ake .*/ake/'`
1.128     pazsan    196: GNUMAKE='#'
                    197: test "$make_type" = "GNU Make" && GNUMAKE=''
                    198: AC_MSG_RESULT($make_type)
                    199: AC_SUBST(GNUMAKE)
                    200: 
1.50      jwilke    201: AC_MSG_CHECKING([whether the linker accepts -export-dynamic])
                    202: OLDLDFLAGS=$LDFLAGS
                    203: LDFLAGS="$LDFLAGS -export-dynamic"
1.69      anton     204: dnl AC_TRY_LINK gives false positive on rs6000-ibm-aix4.2.1.0
                    205: dnl AC_TRY_LINK(,,ac_export_dynamic=yes,ac_export_dynamic=no)
                    206: AC_TRY_RUN(main(){exit(0);},ac_export_dynamic=yes,ac_export_dynamic=no,ac_export_dynamic=no)
1.50      jwilke    207: test $ac_export_dynamic = yes|| LDFLAGS=$OLDLDFLAGS
                    208: AC_MSG_RESULT($ac_export_dynamic)
                    209: 
1.1       anton     210: #terminology is a bit unusual here: The host is the system on which
                    211: #gforth will run; the system on which configure will run is the `build'
                    212: AC_CANONICAL_HOST
                    213: case "$host_cpu" in
1.136     anton     214:        arm*)
                    215:                machine=arm
                    216:                CFLAGS="$CFLAGS -fomit-frame-pointer"
1.184     pazsan    217:                if test x$platform = xnxt; then
1.183     pazsan    218:                   CFLAGS="$CFLAGS -mthumb -mthumb-interwork"
                    219:                fi
1.175     anton     220:                if test -z $arm_cacheflush; then
1.212     dvdkhlng  221:                   case "$host_os" in
                    222:                     *linux*)
                    223:                        arm_cacheflush=arch/arm/cacheflush-linux 
                    224:                        ;;
                    225:                     *)   
                    226:                        no_dynamic_default=1
                    227:                        arm_cacheflush=arch/arm/cacheflush0
                    228:                        AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])
                    229:                        ;;
                    230:                    esac
1.136     anton     231:                fi
1.212     dvdkhlng  232:                 AC_LIBSOURCES([../arch/arm/cacheflush0, dnl
                    233:                               ../arch/arm/cacheflush-linux])
1.175     anton     234:                 AC_LIBOBJ(../$arm_cacheflush)
1.177     anton     235:                 #longer skipcodes lead to problems on ARM, and it uses
                    236:                 #only 4-byte alignment anyway
                    237:                test "$skipcode" || skipcode="nop"
1.136     anton     238:                ;;
1.1       anton     239:        hppa*)
1.34      anton     240:                machine=hppa
1.46      anton     241:                $srcdir/mkinstalldirs arch/hppa
1.87      pazsan    242:                AC_LIBOBJ(../arch/hppa/cache)
1.134     anton     243:                #-N needed for --dynamic <M4U3b.3790$9d.317@news.cpqcorp.net>
                    244:                LDFLAGS="$LDFLAGS -Xlinker -N"
1.47      anton     245:                LIBS="$LIBS -L/lib/pa1.1/"
1.1       anton     246:                ;;
                    247:        sparc*)
1.34      anton     248:                machine=sparc
1.1       anton     249:                ;;
1.31      anton     250:        i386)
1.34      anton     251:                machine=386
1.189     anton     252:                CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
1.31      anton     253:                ;;
                    254:        i486)
1.34      anton     255:                machine=386
1.189     anton     256:                CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -m486"
1.31      anton     257:                ;;
1.77      anton     258:        i*86)
1.34      anton     259:                machine=386
1.189     anton     260:                CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
1.56      pazsan    261:                CFLAGS_1="$CFLAGS"
1.87      pazsan    262:                CFLAGS="$CFLAGS -march=pentium"
1.56      pazsan    263:                AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486")
1.1       anton     264:                ;;
1.133     anton     265:        x86_64)
1.192     pazsan    266:                case $CC
                    267:                in
                    268:                    *-m32*)
                    269:                        machine=386
                    270:                        CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
                    271:                        CFLAGS_1="$CFLAGS"
                    272:                        CFLAGS="$CFLAGS -march=athlon64"
                    273:                        ;;
                    274:                    *)
                    275:                        machine=amd64
                    276:                        ;;
                    277:                esac
1.133     anton     278:                ;;
1.136     anton     279:        ia64*)
                    280:                machine=ia64
                    281:                AC_LIBOBJ(../arch/ia64/flush_icache_block)
                    282:                test "$skipcode" || skipcode="nop.i 0"
                    283:                #".skip 16" passes the test below,
                    284:                # but gives an assembler error in engine
                    285:                ;;
1.26      pazsan    286:         m68k)
1.34      anton     287:                machine=m68k
1.32      pazsan    288:                CFLAGS="$CFLAGS -fomit-frame-pointer"
                    289:                if test "$host_os" = "nextstep3"
                    290:                then
1.87      pazsan    291:                        AC_LIBOBJ(termios)
1.32      pazsan    292:                fi
1.26      pazsan    293:                ;;
1.1       anton     294:        mips*)
1.34      anton     295:                machine=mips
1.92      anton     296:                #dynamic native code has the following problems on MIPS:
                    297:                #
                    298:                #1) J/JAL seems relocatable, but is are only
                    299:                #relocatable within a 256MB-segment.  While we try to
                    300:                #get the linker to arrange this, there is no guarantee
                    301:                #that this will succeed (and if the user uses a lot of
                    302:                #memory, it is likely to fail).
                    303:                #
                    304:                #2) The way we generate dynamic native code may
                    305:                #violate MIPS architectural restrictions (in
                    306:                #particular, the delay slots of LW, MFLO, etc.)
                    307:                #
                    308:                #Therefore we disable dynamic native code by default:
1.136     anton     309:                if test -z $no_dynamic_default; then
                    310:                    no_dynamic_default=1
                    311:                    AC_MSG_WARN([Disabling default dynamic native code generation (relocation and delay slot issues)])
                    312:                fi
1.1       anton     313:                ;;
1.9       pazsan    314:        alpha*)
1.34      anton     315:                machine=alpha
1.58      anton     316:                #full IEEE FP support for more uniformity across platforms:
                    317:                CFLAGS="$CFLAGS -mieee"
1.9       pazsan    318:                ;;
1.69      anton     319:        power*|rs6000)
1.34      anton     320:                machine=power
1.46      anton     321:                $srcdir/mkinstalldirs arch/power
1.138     anton     322:                AC_CHECK_FUNC(_sync_cache_range,[true],[AC_LIBOBJ(../arch/power/_sync_cache_range)])
1.103     anton     323:                #long long is broken on (at least) gcc-2.95.* for PPC
1.165     anton     324:                test x$ac_cv_sizeof_long_long = x && 
                    325:                ($CC -v 2>&1 |grep -q 'gcc version 2.95') &&
                    326:                ac_cv_sizeof_long_long=0
1.203     anton     327:                 #The only architecture with enough callee-saved registers
                    328:                 test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=3
                    329:                 #or use 2, hardly slower at run-time and starts up faster
1.31      anton     330:                ;;
1.1       anton     331:        *)
1.92      anton     332:                AC_MSG_WARN([Using a generic machine description])
                    333:                AC_MSG_WARN([Assuming C floats and doubles are IEEE floats and doubles (for SF@ DF@ SF! DF!)])
                    334:                AC_MSG_WARN([FLUSH-ICACHE will do nothing, so END-CODE may not work properly!])
1.34      anton     335:                machine=generic
1.97      anton     336:                #I-cache flushing would be needed for dynamic code generation
1.136     anton     337:                if test -z $no_dynamic_default; then
                    338:                    no_dynamic_default=1
                    339:                    AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])
                    340:                fi
1.1       anton     341: esac
1.10      anton     342: AC_SUBST(host)
1.151     anton     343: 
1.184     pazsan    344: MAKEINC=""
                    345: 
                    346: echo "Check for arch/$machine/$platform/gforth.ld ($EC_MODE)"
1.183     pazsan    347: if test x$EC_MODE = xtrue
                    348: then
1.184     pazsan    349:        echo "Check for arch/$machine/$platform/gforth.ld"
                    350:        if test -f arch/$machine/$platform/gforth.ld
1.183     pazsan    351:        then
1.184     pazsan    352:                LDFLAGS="-T ../arch/$machine/$platform/gforth.ld -Map \$@.map -cref --gc-sections $LDFLAGS"
                    353:                if test x$platform = xnxt; then
1.183     pazsan    354:                        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 $LIBS"
                    355:                fi
                    356:        fi
1.184     pazsan    357:        if test -f arch/$machine/$platform/make.inc
                    358:        then
                    359:                MAKEINC="include ../arch/$machine/$platform/make.inc"
                    360:        fi
1.183     pazsan    361: fi
1.184     pazsan    362: AC_SUBST(MAKEINC)
1.183     pazsan    363: 
1.203     anton     364: AC_ARG_VAR(STACK_CACHE_REGS, [number of registers in the maximum stack cache state for gforth-fast and gforth-native (default platform-dependent).])
                    365: 
                    366: test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=1
                    367: AC_DEFINE_UNQUOTED(STACK_CACHE_REGS, $STACK_CACHE_REGS,
                    368:                   [number of registers in the maximum stack cache state for gforth-fast and gforth-native])
1.151     anton     369: test x$STACK_CACHE_DEFAULT_FAST = x && STACK_CACHE_DEFAULT_FAST=1
                    370: AC_DEFINE_UNQUOTED(STACK_CACHE_DEFAULT_FAST, $STACK_CACHE_DEFAULT_FAST,
                    371:                   [number of registers in the default stack cache state for gforth-fast and gforth-native])
1.146     pazsan    372: 
1.173     anton     373: test x$GCC_PR15242_WORKAROUND = x ||
                    374: AC_DEFINE_UNQUOTED(GCC_PR15242_WORKAROUND, $GCC_PR15242_WORKAROUND,
                    375:                    [force (1) or forbid (0) use of a workaround for a gcc performance bug])
                    376: 
1.103     anton     377: dnl the following macro produces a warning with autoconf-2.1
                    378: AC_CHECK_SIZEOF(char *)
                    379: case "$ac_cv_sizeof_char_p" in
                    380:   2)
                    381:     wordsize=16
                    382:     ;;
                    383:   4)
                    384:     wordsize=32
                    385:     ;;
                    386:   8)
                    387:     wordsize=64
                    388:     ;;
                    389: esac
                    390: 
1.183     pazsan    391: AC_CHECK_SIZEOF(void *)
                    392: case "$ac_cv_sizeof_void_p" in
                    393:   2)
                    394:     vwordsize=16
                    395:     ;;
                    396:   4)
                    397:     vwordsize=32
                    398:     ;;
                    399:   8)
                    400:     vwordsize=64
                    401:     ;;
                    402: esac
                    403: 
1.103     anton     404: AC_CHECK_SIZEOF(char)
                    405: AC_CHECK_SIZEOF(short)
                    406: AC_CHECK_SIZEOF(int)
                    407: AC_CHECK_SIZEOF(long)
                    408: AC_CHECK_SIZEOF(long long)
                    409: AC_CHECK_SIZEOF(intptr_t)
                    410: AC_CHECK_SIZEOF(int128_t)
1.144     pazsan    411: AC_CHECK_SIZEOF(uint128_t)
1.103     anton     412: 
                    413: AC_MSG_CHECKING([for a C type for cells])
                    414: ac_cv_int_type_cell=none
                    415: case "$ac_cv_sizeof_char_p" in
                    416:   $ac_cv_sizeof_int)
                    417:     ac_cv_int_type_cell=int
                    418:     ;;
                    419:   $ac_cv_sizeof_short)
                    420:     ac_cv_int_type_cell=short
                    421:     ;;
                    422:   $ac_cv_sizeof_char)
                    423:     ac_cv_int_type_cell=char
                    424:     ;;
                    425:   $ac_cv_sizeof_long)
                    426:     ac_cv_int_type_cell=long
                    427:     ;;
                    428:   $ac_cv_sizeof_long_long)
                    429:     ac_cv_int_type_cell="long long"
                    430:     ;;
                    431:   $ac_cv_sizeof_intptr_t)
                    432:     ac_cv_int_type_cell="intptr_t"
                    433:     ;;
                    434: esac
                    435: AC_MSG_RESULT($ac_cv_int_type_cell)
                    436: AC_DEFINE_UNQUOTED(CELL_TYPE,$ac_cv_int_type_cell,[an integer type that is as long as a pointer])
                    437: 
1.153     pazsan    438: AC_MSG_CHECKING([for a C type for wydes])
                    439: ac_cv_wyde_type_cell=none
                    440: case 2 in
                    441:   $ac_cv_sizeof_int)
                    442:     ac_cv_wyde_type_cell=int
                    443:     ;;
                    444:   $ac_cv_sizeof_short)
                    445:     ac_cv_wyde_type_cell=short
                    446:     ;;
                    447:   $ac_cv_sizeof_char)
                    448:     ac_cv_wyde_type_cell=char
                    449:     ;;
                    450:   $ac_cv_sizeof_long)
                    451:     ac_cv_wyde_type_cell=long
                    452:     ;;
                    453:   $ac_cv_sizeof_long_long)
                    454:     ac_cv_wyde_type_cell="long long"
                    455:     ;;
                    456:   $ac_cv_sizeof_intptr_t)
                    457:     ac_cv_wyde_type_cell="intptr_t"
                    458:     ;;
                    459: esac
                    460: AC_MSG_RESULT($ac_cv_wyde_type_cell)
                    461: AC_DEFINE_UNQUOTED(WYDE_TYPE,$ac_cv_wyde_type_cell,[an integer type that is 2 bytes long])
                    462: 
                    463: AC_MSG_CHECKING([for a C type for tetrabytes])
                    464: ac_cv_tetrabyte_type_cell=none
                    465: case 4 in
                    466:   $ac_cv_sizeof_int)
                    467:     ac_cv_tetrabyte_type_cell=int
                    468:     ;;
                    469:   $ac_cv_sizeof_short)
                    470:     ac_cv_tetrabyte_type_cell=short
                    471:     ;;
                    472:   $ac_cv_sizeof_char)
                    473:     ac_cv_tetrabyte_type_cell=char
                    474:     ;;
                    475:   $ac_cv_sizeof_long)
                    476:     ac_cv_tetrabyte_type_cell=long
                    477:     ;;
                    478:   $ac_cv_sizeof_long_long)
                    479:     ac_cv_tetrabyte_type_cell="long long"
                    480:     ;;
                    481:   $ac_cv_sizeof_intptr_t)
                    482:     ac_cv_tetrabyte_type_cell="intptr_t"
                    483:     ;;
                    484: esac
                    485: AC_MSG_RESULT($ac_cv_tetrabyte_type_cell)
                    486: AC_DEFINE_UNQUOTED(TETRABYTE_TYPE,$ac_cv_tetrabyte_type_cell,[an integer type that is 4 bytes long])
                    487: 
1.103     anton     488: AC_MSG_CHECKING([for a C type for double-cells])
                    489: ac_cv_int_type_double_cell=none
                    490: case `expr 2 '*' "$ac_cv_sizeof_char_p"` in
                    491:   $ac_cv_sizeof_short)
                    492:     ac_cv_int_type_double_cell=short
                    493:     ;;
                    494:   $ac_cv_sizeof_int)
                    495:     ac_cv_int_type_double_cell=int
                    496:     ;;
                    497:   $ac_cv_sizeof_long)
                    498:     ac_cv_int_type_double_cell=long
                    499:     ;;
                    500:   $ac_cv_sizeof_long_long)
                    501:     ac_cv_int_type_double_cell="long long"
                    502:     ;;
                    503:   $ac_cv_sizeof_intptr_t)
                    504:     ac_cv_int_type_double_cell="intptr_t"
                    505:     ;;
1.205     anton     506:   $ac_cv_sizeof_int128_t)
1.103     anton     507:     ac_cv_int_type_double_cell="int128_t"
                    508:     ;;
                    509: esac
                    510: AC_MSG_RESULT($ac_cv_int_type_double_cell)
1.144     pazsan    511: 
                    512: AC_MSG_CHECKING([for a C type for unsigned double-cells])
                    513: ac_cv_int_type_double_ucell=none
                    514: case `expr 2 '*' "$ac_cv_sizeof_char_p"` in
                    515:   $ac_cv_sizeof_short)
                    516:     ac_cv_int_type_double_ucell="unsigned short"
                    517:     ;;
                    518:   $ac_cv_sizeof_int)
                    519:     ac_cv_int_type_double_ucell="unsigned int"
                    520:     ;;
                    521:   $ac_cv_sizeof_long)
                    522:     ac_cv_int_type_double_ucell="unsigned long"
                    523:     ;;
                    524:   $ac_cv_sizeof_long_long)
                    525:     ac_cv_int_type_double_ucell="unsigned long long"
                    526:     ;;
                    527:   $ac_cv_sizeof_intptr_t)
                    528:     ac_cv_int_type_double_ucell="unsigned intptr_t"
                    529:     ;;
                    530:   $ac_cv_sizeof_uint128_t)
                    531:     ac_cv_int_type_double_ucell="uint128_t"
                    532:     ;;
                    533: esac
                    534: AC_MSG_RESULT($ac_cv_int_type_double_ucell)
                    535: 
1.204     anton     536: if test "$ac_cv_int_type_double_cell" != none && \
                    537:    test "$ac_cv_int_type_double_ucell" != none
1.144     pazsan    538: then
1.103     anton     539:        AC_DEFINE_UNQUOTED(DOUBLE_CELL_TYPE,$ac_cv_int_type_double_cell,[an integer type that is twice as long as a pointer])
1.144     pazsan    540:        AC_DEFINE_UNQUOTED(DOUBLE_UCELL_TYPE,$ac_cv_int_type_double_ucell,[an unsigned integer type that is twice as long as a pointer])
1.206     anton     541:         OPTS=-ll
                    542: else
1.217     pazsan    543:         if test "$ac_cv_sizeof_char_p" = 8; then
1.213     anton     544:            OPTS="-ll -noll"
1.206     anton     545:         else
                    546:            OPTS=-noll
                    547:         fi
1.103     anton     548: fi
1.207     anton     549: 
                    550: if grep -q FORCE_REG arch/$machine/machine.h; then
                    551:    OPTS=`for i in $OPTS; do echo -n "$i-reg "; done`$OPTS
1.223     anton     552: else
                    553:   AC_DEFINE_UNQUOTED(FORCE_REG_UNNECESSARY,,[defined if the platform does not need FORCE_REG])
1.207     anton     554: fi
1.206     anton     555: AC_SUBST(OPTS)
1.103     anton     556: 
                    557: AC_TYPE_OFF_T
                    558: AC_CHECK_SIZEOF(off_t)
                    559: test $ac_cv_sizeof_off_t -gt $ac_cv_sizeof_char_p
                    560: ac_small_off_t=$?
                    561: AC_DEFINE_UNQUOTED(SMALL_OFF_T,$ac_small_off_t,[1 if off_t fits in a Cell])
1.1       anton     562: 
1.109     anton     563: ENGINE_FLAGS=
                    564: AC_SUBST(ENGINE_FLAGS)
                    565: 
                    566: # Try if GCC understands -fno-gcse
                    567: 
                    568: AC_MSG_CHECKING([if $CC understands -fno-gcse])
                    569: CFLAGS_1="$CFLAGS"
                    570: CFLAGS="$CFLAGS -fno-gcse"
                    571: AC_TRY_COMPILE(,,ac_nogcse=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-gcse",ac_nogcse=no)
                    572: CFLAGS="$CFLAGS_1"
                    573: AC_MSG_RESULT($ac_nogcse)
                    574: 
                    575: # Try if GCC understands -fno-strict-aliasing
                    576: AC_MSG_CHECKING([if $CC understands -fno-strict-aliasing])
                    577: CFLAGS_1="$CFLAGS"
                    578: CFLAGS="$CFLAGS -fno-strict-aliasing"
                    579: AC_TRY_COMPILE(,,ac_nostrictaliasing=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-strict-aliasing",ac_nostrictaliasing=no)
                    580: CFLAGS="$CFLAGS_1"
                    581: AC_MSG_RESULT($ac_nostrictaliasing)
                    582: 
1.123     anton     583: # Try if GCC understands -fno-crossjumping
                    584: AC_MSG_CHECKING([if $CC understands -fno-crossjumping])
1.88      pazsan    585: CFLAGS_1="$CFLAGS"
1.123     anton     586: CFLAGS="$CFLAGS -fno-crossjumping"
1.125     anton     587: AC_TRY_COMPILE(,,ac_nocrossjumping=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-crossjumping",ac_nocrossjumping=no)
1.109     anton     588: CFLAGS="$CFLAGS_1"
1.124     pazsan    589: AC_MSG_RESULT($ac_nocrossjumping)
1.88      pazsan    590: 
1.137     pazsan    591: # Try if GCC understands -fno-reorder-blocks
                    592: AC_MSG_CHECKING([if $CC understands -fno-reorder-blocks])
                    593: CFLAGS_1="$CFLAGS"
                    594: CFLAGS="$CFLAGS -fno-reorder-blocks"
                    595: AC_TRY_COMPILE(,,ac_noreorder_blocks=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-reorder-blocks",ac_noreorder_blocks=no)
                    596: CFLAGS="$CFLAGS_1"
                    597: AC_MSG_RESULT($ac_noreorder_blocks)
                    598: 
1.189     anton     599: # Try if GCC understands -falign-labels=1
                    600: AC_MSG_CHECKING([if $CC understands -falign-labels=1])
                    601: CFLAGS_1="$CFLAGS"
                    602: CFLAGS="$CFLAGS -falign-labels=1"
1.194     anton     603: AC_TRY_COMPILE(,,ac_align_labels=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-labels=1",ac_align_labels=no)
1.189     anton     604: CFLAGS="$CFLAGS_1"
                    605: AC_MSG_RESULT($ac_align_labels)
                    606: 
1.193     anton     607: # Try if GCC understands -falign-loops=1
                    608: AC_MSG_CHECKING([if $CC understands -falign-loops=1])
                    609: CFLAGS_1="$CFLAGS"
                    610: CFLAGS="$CFLAGS -falign-loops=1"
1.194     anton     611: AC_TRY_COMPILE(,,ac_align_loops=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-loops=1",ac_align_loops=no)
1.193     anton     612: CFLAGS="$CFLAGS_1"
                    613: AC_MSG_RESULT($ac_align_loops)
                    614: 
                    615: # Try if GCC understands -falign-jumps=1
                    616: AC_MSG_CHECKING([if $CC understands -falign-jumps=1])
                    617: CFLAGS_1="$CFLAGS"
                    618: CFLAGS="$CFLAGS -falign-jumps=1"
1.194     anton     619: AC_TRY_COMPILE(,,ac_align_jumps=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-jumps=1",ac_align_jumps=no)
1.193     anton     620: CFLAGS="$CFLAGS_1"
                    621: AC_MSG_RESULT($ac_align_jumps)
                    622: 
1.130     anton     623: # Try if GCC understands __attribute__((unused))
                    624: AC_MSG_CHECKING([how to suppress 'unused variable' warnings])
                    625: AC_TRY_COMPILE(,[int __attribute__((unused)) foo;], MAYBE_UNUSED='__attribute__((unused))',)
                    626: AC_DEFINE_UNQUOTED(MAYBE_UNUSED,$MAYBE_UNUSED,[attribute for possibly unused variables])
                    627: AC_MSG_RESULT($MAYBE_UNUSED)
                    628: 
1.195     anton     629: #try if m4 understands -s
                    630: AC_MSG_CHECKING([how to invoke m4])
1.196     anton     631: if m4 -s /dev/null >/dev/null 2>&1; then
1.195     anton     632:  M4="m4 -s"
                    633: else
                    634:  M4=m4
                    635: fi
                    636: AC_SUBST(M4)
                    637: AC_DEFINE_UNQUOTED(M4,"$M4",[How to invoke m4])
                    638: AC_MSG_RESULT($M4)
                    639: 
1.202     pazsan    640: # Find installed Gforth
                    641: AC_MSG_CHECKING([for gforth])
1.215     anton     642: GFORTH="`cd / && which gforth 2>/dev/null`"
                    643: if test -z "$GFORTH"; then
1.223     anton     644:   PREFORTH='echo "You need to configure with a gforth in \$PATH to build this part" && false'
1.215     anton     645: else
                    646:   PREFORTH="$GFORTH -i `cd / && gforth --debug -e bye 2>&1 |grep "Opened image file: "|sed 's/Opened image file: //'`" ;
                    647: fi
                    648: AC_SUBST(PREFORTH)
                    649: AC_DEFINE_UNQUOTED(PREFORTH,"$PREFORTH",[How to invoke the pre-installed gforth])
                    650: AC_MSG_RESULT($PREFORTH)
1.202     pazsan    651: 
1.215     anton     652: #echo "machine='$machine'"
1.191     anton     653: 
                    654: dnl AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine)
                    655: AC_CHECK_FILE($srcdir/arch/$machine/asm.fs,[asm_fs=arch/$machine/asm.fs],)
1.61      anton     656: AC_SUBST(asm_fs)
                    657: 
1.191     anton     658: dnl AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine)
                    659: AC_CHECK_FILE($srcdir/arch/$machine/disasm.fs,[disasm_fs=arch/$machine/disasm.fs],)
1.61      anton     660: AC_SUBST(disasm_fs)
                    661: 
1.116     anton     662: AC_PATH_PROG(INSTALL_INFO,install-info,[echo '>>>>Please make info dir entry:'],$PATH:/sbin:/usr/sbin:/usr/local/sbin)
1.114     anton     663: 
1.39      pazsan    664: case "$host_os" in
1.157     pazsan    665:        *win32*)
                    666:                # !!!FIXME!!! problems with cygwin and ';' as path separator
1.108     anton     667:                DIRSEP="\\\\"
1.127     anton     668:                PATHSEP=";"
1.142     anton     669:                #we want the builtins of command.com/cmd.exe and its
                    670:                # handling of .com files.
                    671:                #$COMSPEC contains the name of the Windows shell;
                    672:                # the ./ is there, because the bash does not recognize
                    673:                # absolute DOS filenames
                    674:                DEFAULTSYSTEMPREFIX="./$COMSPEC /c "
1.39      pazsan    675:                ;;
1.97      anton     676:        *darwin*)
                    677:                #Darwin uses some funny preprocessor by default; eliminate it:
1.127     anton     678:                AC_MSG_NOTICE([using -no-cpp-precomp on Darwin])
1.120     anton     679:                CFLAGS="$CFLAGS -no-cpp-precomp"
1.98      anton     680:                DIRSEP="/"
1.127     anton     681:                PATHSEP=":"
1.141     anton     682:                DEFAULTSYSTEMPREFIX=""
1.98      anton     683:                ;;
1.39      pazsan    684:        *)
1.88      pazsan    685:                DIRSEP="/"
1.127     anton     686:                PATHSEP=":"
1.141     anton     687:                DEFAULTSYSTEMPREFIX=""
1.39      pazsan    688:                ;;
                    689: esac
1.88      pazsan    690: AC_SUBST(DIRSEP)
1.89      pazsan    691: AC_DEFINE_UNQUOTED(DIRSEP,'$DIRSEP',[a directory separator character])
1.127     anton     692: AC_SUBST(PATHSEP)
                    693: AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a path separator character])
1.141     anton     694: AC_SUBST(DEFAULTSYSTEMPREFIX)
                    695: AC_DEFINE_UNQUOTED(DEFAULTSYSTEMPREFIX,"$DEFAULTSYSTEMPREFIX",[default for environment variable GFORTHSYSTEMPREFIX])
1.39      pazsan    696: 
1.170     anton     697: #work around SELinux brain damage (from Andrew Haley <12t8f3jakb74g2c@news.supernews.com>)
1.172     anton     698: #This magic incantation  seems to be completely undocumented.
                    699: AC_CHECK_PROG([MASSAGE_EXE],[chcon],[chcon -t unconfined_execmem_exec_t],[true])
1.170     anton     700: 
1.1       anton     701: dnl Now a little support for DOS/DJGCC
1.30      pazsan    702: AC_SUBST(GFORTH_EXE)
1.208     anton     703: GFORTH_EXE="true"
1.48      anton     704: AC_SUBST(GFORTHFAST_EXE)
1.208     anton     705: GFORTHFAST_EXE="true"
1.83      anton     706: AC_SUBST(GFORTHITC_EXE)
1.208     anton     707: GFORTHITC_EXE="true"
1.30      pazsan    708: AC_SUBST(GFORTHDITC_EXE)
1.208     anton     709: GFORTHDITC_EXE="true"
1.27      anton     710: 
                    711: AC_SUBST(FORTHSIZES)
1.24      anton     712: 
1.104     anton     713: dnl if test "$PEEPHOLE" = "yes"
                    714: dnl then
                    715: dnl    PEEPHOLEFLAG="true"
                    716: dnl    AC_DEFINE(HAS_PEEPHOLE,,[Define if you want to use peephole optimization])
                    717: dnl else
                    718: dnl    PEEPHOLEFLAG="false"
                    719: dnl fi
                    720: PEEPHOLEFLAG="true"
1.79      pazsan    721: AC_SUBST(PEEPHOLEFLAG)
                    722: 
1.1       anton     723: dnl copy commands for systems that don't have links
1.29      pazsan    724: AC_SUBST(LINK_KERNL)
                    725: LINK_KERNL=""
1.1       anton     726: 
                    727: #if test $host_os=dos
                    728: #then
                    729: #  echo Configuring for DOS!!!
                    730: #  MAKE_EXE="coff2exe gforth"
1.29      pazsan    731: #  LINK_KERNL='$(CP) kernl32l.fi kernel.fi'
1.1       anton     732: #fi
                    733: 
                    734: dnl the following macro produces a warning with autoconf-2.1
                    735: AC_C_BIGENDIAN
1.23      pazsan    736: AC_SUBST(KERNEL)
1.1       anton     737: dnl ac_cv_c_bigendian is an undocumented variable of autoconf-2.1
                    738: if test $ac_cv_c_bigendian = yes; then
                    739:   bytesex=b
1.23      pazsan    740:   KERNEL="kernl16b.fi kernl16l.fi kernl32b.fi kernl32l.fi kernl64b.fi kernl64l.fi"
1.1       anton     741: else
                    742:   bytesex=l
1.23      pazsan    743:   KERNEL="kernl16l.fi kernl16b.fi kernl32l.fi kernl32b.fi kernl64l.fi kernl64b.fi"
1.1       anton     744: fi
                    745: 
1.91      anton     746: #check how to do asm(".skip 16")
1.169     anton     747: #echo "CFLAGS=$CFLAGS"
                    748: #echo "ac_link=$ac_link"
1.92      anton     749: AC_MSG_CHECKING([if and how we can waste code space])
1.136     anton     750: if test -z "$skipcode"; then
1.148     anton     751:     skipcode=no
                    752:     CFLAGS_1="$CFLAGS"
                    753:     CFLAGS="$CFLAGS $ENGINE_FLAGS"
1.136     anton     754:     for i in ".skip 16" ".block 16" ".org .+16" ".=.+16" ".space 16"
                    755:     do
1.91      anton     756:        AC_TRY_RUN(
1.136     anton     757: [int foo(int,int,int);
1.91      anton     758: main()
                    759: {
1.136     anton     760:   exit(foo(0,0,0)!=16);
1.91      anton     761: }
1.136     anton     762: int foo(int x, int y, int z)
1.91      anton     763: {
1.136     anton     764:   static void *labels[]={&&label1, &&label2};
1.91      anton     765:   if (x) {
1.136     anton     766:     y++; /* workaround for http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12108 */
1.91      anton     767:   label1:
1.148     anton     768:     asm("$i"); /* or ".space 16" or somesuch */
1.136     anton     769:   label2: ;
                    770:   }
                    771:   {
                    772:   if (y) goto *labels[z]; /* workaround for gcc PR12108 */
                    773:   return labels[1]-labels[0];
1.91      anton     774:   }
1.136     anton     775: }]
1.92      anton     776:        ,skipcode=$i; break
                    777:        ,,)
1.136     anton     778:     done
1.148     anton     779:     CFLAGS=$CFLAGS_1
1.136     anton     780: fi
1.92      anton     781: AC_MSG_RESULT($skipcode)
                    782: if test "$skipcode" = no
                    783: then 
1.136     anton     784:     if test -z $no_dynamic_default; then
                    785:        no_dynamic_default=1
                    786:        AC_MSG_WARN(Disabling default dynamic native code generation)
                    787:     fi
1.92      anton     788:     AC_DEFINE_UNQUOTED(SKIP16,((void)0),statement for skipping 16 bytes)
                    789: else
                    790:     AC_DEFINE_UNQUOTED(SKIP16,asm("$skipcode"),statement for skipping 16 bytes)
                    791: fi
1.91      anton     792: 
1.174     anton     793: AC_MSG_CHECKING([if and how we can do comments in asm statements])
                    794: #the point here is to get asm statements that look different to
                    795: #gcc's "optimizer"
                    796: if test -z "$asmcomment"; then
                    797:     asmcomment=no
                    798:     CFLAGS_1="$CFLAGS"
                    799:     CFLAGS="$CFLAGS $ENGINE_FLAGS"
1.176     anton     800:     for i in '"# "' '"! "' '"; "'; do
1.174     anton     801:        AC_TRY_COMPILE(,[asm($i"fluffystunk");],asmcomment=$i; break,)
                    802:     done
                    803:     CFLAGS=$CFLAGS_1
                    804: fi
                    805: AC_MSG_RESULT($asmcomment)
                    806: if test "$asmcomment" != no
                    807: then 
                    808:     AC_DEFINE_UNQUOTED(ASMCOMMENT,$asmcomment,[assembler comment start string])
                    809: fi
                    810: 
1.136     anton     811: test "$no_dynamic_default" || no_dynamic_default=0
1.92      anton     812: AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$no_dynamic_default,default value for no_dynamic)
1.91      anton     813: 
1.1       anton     814: dnl Checks for programs.
                    815: AC_PROG_LN_S
1.95      anton     816: AC_PROG_INSTALL
1.163     pazsan    817: AC_CHECK_PROGS(TEXI2DVI,texi2dvi4a2ps texi2dvi)
1.1       anton     818: 
1.198     anton     819: dnl MacOS X has a libtool that does something else
                    820: AC_CHECK_PROGS(GNU_LIBTOOL,glibtool libtool)
                    821: 
1.1       anton     822: dnl Checks for library functions
1.2       anton     823: dnl This check is just for making later checks link with libm.
                    824: dnl using sin here is no good idea since it is built-into gcc and typechecked
                    825: AC_CHECK_LIB(m,asin)
1.31      anton     826: AC_CHECK_LIB(dl,dlopen)
1.152     pazsan    827: dnl check for libffi 2.x
                    828: AC_CHECK_LIB(ffi,ffi_call)
                    829: if test $ac_cv_lib_ffi_ffi_call = yes
                    830: then
                    831: LIBFFIFLAG="true"
                    832: FFCALLFLAG="false"
                    833: OLDCALLFLAG="false"
                    834: AC_DEFINE(HAS_LIBFFI,,[define this if you want to use the ffcall interface with libffi 2.0])
                    835: else
1.124     pazsan    836: dnl check for ffcall libraries
                    837: dnl unfortunately, these four calls are separated out into a library each.
                    838: AC_CHECK_LIB(avcall,__builtin_avcall)
                    839: AC_CHECK_LIB(callback,__vacall_r)
                    840: AC_CHECK_LIB(vacall,vacall)
                    841: AC_CHECK_LIB(trampoline,alloc_trampoline)
1.152     pazsan    842: LIBFFIFLAG="false"
1.125     anton     843: FFCALLFLAG="false"
1.129     pazsan    844: OLDCALLFLAG="true"
                    845: 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])
                    846: test $ac_cv_lib_avcall___builtin_avcall = no && AC_DEFINE(HAS_OLDCALL,,[define this if you want to use the old call libraries])
1.152     pazsan    847: fi
                    848: AC_SUBST(LIBFFIFLAG)
1.125     anton     849: AC_SUBST(FFCALLFLAG)
1.129     pazsan    850: AC_SUBST(OLDCALLFLAG)
1.32      pazsan    851: if test "$host_os" != "nextstep3"
                    852: then
                    853:        AC_FUNC_MEMCMP
                    854: fi
1.25      pazsan    855: AC_REPLACE_FUNCS(memmove strtoul pow10 strerror strsignal atanh)
1.97      anton     856: AC_FUNC_FSEEKO
1.186     anton     857: AC_CHECK_FUNCS(ftello dlopen sys_siglist getrusage nanosleep)
1.111     anton     858: AC_CHECK_TYPES(stack_t,,,[#include <signal.h>])
1.19      anton     859: AC_DECL_SYS_SIGLIST
1.138     anton     860: AC_CHECK_FUNC(getopt_long,[true],[AC_LIBOBJ(getopt) AC_LIBOBJ(getopt1)])
1.90      anton     861: AC_CHECK_FUNCS(expm1 log1p)
                    862: AC_REPLACE_FUNCS(rint ecvt)
1.1       anton     863: dnl No check for select, because our replacement is no good under
                    864: dnl anything but DOS
1.62      anton     865: AC_CHECK_HEADERS(sys/mman.h fnmatch.h)
1.63      anton     866: AC_FUNC_FNMATCH
1.87      pazsan    867: test $ac_cv_func_fnmatch_works = yes || AC_LIBOBJ(fnmatch)
1.28      anton     868: AC_CHECK_FUNCS(mmap sysconf getpagesize)
1.34      anton     869: AM_PATH_LISPDIR
1.1       anton     870: 
1.183     pazsan    871: kernel_fi=kernl${vwordsize}${bytesex}.fi
1.178     pazsan    872: include_fi=kernl${wordsize}${bytesex}${EC}.fi
1.23      pazsan    873: AC_SUBST(kernel_fi)
1.178     pazsan    874: AC_SUBST(include_fi)
1.50      jwilke    875: 
1.76      anton     876: #this breaks bindists
                    877: #dnl replace srource directory by absolute value
                    878: #if test $srcdir = "."; then srcdir=`pwd` 
                    879: #fi
1.8       anton     880: 
1.34      anton     881: AC_SUBST(machine)
1.95      anton     882: AC_CONFIG_FILES([
1.31      anton     883: Makefile
1.45      pazsan    884: Makedist
1.43      anton     885: gforthmi
1.80      anton     886: vmgen
1.79      pazsan    887: machpc.fs
1.159     pazsan    888: envos.fs
1.223     anton     889: preforth
1.35      anton     890: engine/Makefile
1.188     anton     891: engine/libcc.h
1.161     pazsan    892: doc/version.texi
                    893: build-ec ])
1.95      anton     894: AC_CONFIG_COMMANDS([stamp-h],[[echo timestamp > stamp-h
1.43      anton     895: chmod +x gforthmi
1.80      anton     896: chmod +x vmgen
1.162     pazsan    897: chmod +x build-ec
1.223     anton     898: chmod +x preforth
1.188     anton     899: test -d kernel||mkdir kernel
                    900: $srcdir/mkinstalldirs include/gforth/$PACKAGE_VERSION
1.199     anton     901: ln -sf ../../../engine/config.h ../../../engine/libcc.h include/gforth/$PACKAGE_VERSION]],[[PACKAGE_VERSION=$PACKAGE_VERSION]])
1.95      anton     902: AC_OUTPUT
1.44      anton     903: 

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