Annotation of gforth/configure.in, revision 1.244

1.1       anton       1: dnl Process this file with autoconf to produce a configure script.
1.20      anton       2: 
1.231     anton       3: #Copyright (C) 1995,1996,1997,1998,2000,2003,2004,2005,2006,2007,2008 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
1.232     anton      23: AC_INIT([gforth],[0.6.9-20080716],[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!
1.232     anton      28: UPDATED="July 16, 2008"
1.84      anton      29: AC_SUBST(UPDATED)
1.94      anton      30: AC_CONFIG_HEADERS(engine/config.h)
1.14      anton      31: 
1.225     anton      32: #remnants from having ltdl as convenience library
                     33: LTDLDEPS=""
                     34: LTDLINCL=""
                     35: LIBLTDL=""
                     36: LTDL_LDLIBS=""
                     37: AC_SUBST(LTDLDEPS)
                     38: AC_SUBST(LTDLINCL)
                     39: AC_SUBST(LIBLTDL)
1.219     anton      40: AC_SUBST(LTDL_LDLIBS)
                     41: 
1.121     anton      42: #suppress the "-g -O2" default
                     43: test "$CFLAGS" || CFLAGS=-O2
                     44: 
1.150     pazsan     45: AC_ARG_ENABLE(force-cdiv,
                     46:        AC_HELP_STRING([--enable-force-cdiv],
                     47:                       [  Use the native C division - symmetric - instead of
                     48:                          floored division (default disabled).]),
                     49:        ,enable_force_cdiv=no)
                     50: test "$enable_force_cdiv" = "no"||
                     51:   AC_DEFINE(FORCE_CDIV,,[Define if you want to use explicit symmetric division for better performance])
                     52: 
1.149     anton      53: AC_SUBST(PROFEXES)
                     54: AC_SUBST(PROFOBJS)
1.135     anton      55: AC_ARG_ENABLE(prof,
1.149     anton      56:        AC_HELP_STRING([--enable-prof],
                     57:                        [ Build gforth-prof, which outputs frequently occuring
                     58:                           sequences of primitives.]),
                     59:        ,enable_prof=no)
1.204     anton      60: if test "$enable_prof" != "no"; then
                     61:   PROFEXES='gforth-prof$(OPT)$(EXE)'; PROFOBJS='engine-prof$(OPT).o main-prof$(OPT).o profile$(OPT).o'
1.149     anton      62: fi
1.1       anton      63: 
1.9       pazsan     64: AC_ARG_WITH(debug,
1.122     pazsan     65: [  --with-debug                  specifies option -g to compile with debug info
                     66:   --without-debug        omits the -g switch and creates smaller images on
                     67:                          machines where "strip" has problems with gcc style
                     68:                          debugging informations.],
1.9       pazsan     69: if test "$withval" = "yes"; then DEBUGFLAG=-g; fi)
1.122     pazsan     70: 
1.185     pazsan     71: GCC_LD="\$(GCC)"
                     72: EC_MODE="false"
                     73: EC=""
1.204     anton      74: engine2='engine2$(OPT).o'
                     75: engine_fast2='engine-fast2$(OPT).o'
1.185     pazsan     76: no_dynamic=""
                     77: image_i=""
                     78: signals_o="io.o signals.o"
                     79: 
1.182     pazsan     80: AC_ARG_WITH(ec,
                     81:        AC_HELP_STRING([--with-ec=<arch>],
1.168     pazsan     82:                        [  Build gforth for systems without OS.]),
1.182     pazsan     83: [if test "$withval" = "no"; then
                     84:   echo "defining hosted system"
                     85: else
                     86:   echo "defining standalone system (${withval})"
1.168     pazsan     87:   AC_DEFINE(STANDALONE,,[Define if you want a Gforth without OS])
1.167     pazsan     88:   EC_MODE="true"
1.178     pazsan     89:   EC="-ec"
                     90:   engine2=""
                     91:   engine_fast2=""
                     92:   no_dynamic="-DNO_DYNAMIC"
                     93:   image_i="image.i"
1.182     pazsan     94:   if test "$withval" != "yes"; then
                     95:     signals_o="io-${withval}.o"
                     96:   else
                     97:     signals_o="io.o"
                     98:   fi
1.183     pazsan     99:   GCC_PATH=$(which $CC)
                    100:   LIB_PATH=${GCC_PATH%/*/*}
                    101:   GCC_LD="\$(LD)"
1.184     pazsan    102:   platform=${withval}
1.182     pazsan    103: fi])
1.167     pazsan    104: 
1.104     anton     105: #variables mentioned in INSTALL
1.203     anton     106: AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x).])
1.104     anton     107: AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).])
1.203     anton     108: 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     109: 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     110: 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)])
1.236     anton     111: AC_ARG_VAR(LIBCC_BUILD_SRC, [(Additional) libcc interface source files that should be processed on building and installation (default none)])
1.173     anton     112: 
1.104     anton     113: AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)])
1.183     pazsan    114: AC_ARG_VAR(ac_cv_sizeof_void_p, [sizeof(void *)])
1.104     anton     115: AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)])
                    116: AC_ARG_VAR(ac_cv_sizeof_short, [sizeof(short)])
                    117: AC_ARG_VAR(ac_cv_sizeof_int, [sizeof(int)])
                    118: AC_ARG_VAR(ac_cv_sizeof_long, [sizeof(long)])
                    119: AC_ARG_VAR(ac_cv_sizeof_long_long, [sizeof(long long)])
                    120: AC_ARG_VAR(ac_cv_sizeof_intptr_t, [sizeof(intptr_t)])
1.123     anton     121: AC_ARG_VAR(ac_cv_c_bigendian, [Is the target big-endian ("yes" or "no")?])
                    122: AC_ARG_VAR(no_dynamic_default, [run gforth with --dynamic (0) or --no-dynamic (1) by default])
1.190     anton     123: AC_ARG_VAR(condbranch_opt, [enable (1) or disable (0) using two dispatches for conditional branches])
1.166     anton     124: AC_ARG_VAR(skipcode, [assembly code for skipping 16 bytes of code])
1.174     anton     125: AC_ARG_VAR(asmcomment, [assembler comment start string])
1.175     anton     126: AC_ARG_VAR(arm_cacheflush, [file containing ARM cacheflush function (without .c)])
1.82      anton     127: 
1.96      anton     128: #set up feature test macros, so the tests get them right:
                    129: # turn on all POSIX, SUSv3, and GNU features if available
1.97      anton     130: AC_GNU_SOURCE
                    131: dnl AC_DEFINE_UNQUOTED([_GNU_SOURCE],1,[feature test macro])
                    132: 
                    133: dnl Don't define _POSIX_SOURCE etc. because some OSs (in particular
                    134: dnl MacOSX) disable some features then (MacOSX checks for _POSIX_SOURCE,
                    135: dnl but not for _XOPEN_SOURCE)
                    136: dnl AC_DEFINE_UNQUOTED([_POSIX_SOURCE],1,[feature test macro])
                    137: dnl AC_DEFINE_UNQUOTED([_POSIX_C_SOURCE],199506L,[feature test macro])
                    138: dnl AC_DEFINE_UNQUOTED([_XOPEN_SOURCE],600,[feature test macro])
1.96      anton     139: # turn on large file support with 64-bit off_t where available
1.105     anton     140: AC_SYS_LARGEFILE
                    141: dnl AC_DEFINE_UNQUOTED([_LARGEFILE_SOURCE],1,[feature test macro])
                    142: dnl AC_DEFINE_UNQUOTED([_FILE_OFFSET_BITS],64,[feature test macro])
1.96      anton     143: 
1.82      anton     144: #currently we force direct threading this way.  Eventually we should
                    145: #setup in the arch and engine files right
1.16      anton     146: 
1.15      pazsan    147: AC_PROG_CC
                    148: 
1.92      anton     149: test "$GCC" = "yes" || AC_MSG_ERROR(Gforth uses GNU C extensions and requires GCC 2.0 or higher)
1.9       pazsan    150: 
1.190     anton     151: AC_MSG_CHECKING([whether to use two dispatches per conditional branch])
                    152: test x$condbranch_opt = x && 
1.238     anton     153: if ($CC -v 2>&1 |grep 'gcc version 3' >/dev/null); then
1.190     anton     154:    condbranch_opt=0
                    155: else
                    156:    condbranch_opt=1
                    157: fi
                    158: AC_MSG_RESULT($condbranch_opt)
                    159: AC_SUBST(condbranch_opt)
                    160: 
1.15      pazsan    161: AC_SUBST(CC)
1.183     pazsan    162: AC_SUBST(GCC_LD)
1.9       pazsan    163: AC_SUBST(DEBUGFLAG)
1.178     pazsan    164: AC_SUBST(EC)
1.167     pazsan    165: AC_SUBST(EC_MODE)
1.178     pazsan    166: AC_SUBST(engine2)
                    167: AC_SUBST(engine_fast2)
                    168: AC_SUBST(no_dynamic)
                    169: AC_SUBST(image_i)
1.179     pazsan    170: AC_SUBST(signals_o)
1.7       anton     171: 
1.174     anton     172: #this is used to disable some (not generally essential) part of the
                    173: #Makefile that some makes don't grok.  It would be better to test for
                    174: #this specific Makefile feature than the make version.
1.128     pazsan    175: AC_MSG_CHECKING(make type)
1.174     anton     176: make_type=`make -n -v 2>&1|grep 'ake'|sed 's/ake .*/ake/'`
1.128     pazsan    177: GNUMAKE='#'
                    178: test "$make_type" = "GNU Make" && GNUMAKE=''
                    179: AC_MSG_RESULT($make_type)
                    180: AC_SUBST(GNUMAKE)
                    181: 
1.50      jwilke    182: AC_MSG_CHECKING([whether the linker accepts -export-dynamic])
                    183: OLDLDFLAGS=$LDFLAGS
                    184: LDFLAGS="$LDFLAGS -export-dynamic"
1.69      anton     185: dnl AC_TRY_LINK gives false positive on rs6000-ibm-aix4.2.1.0
                    186: dnl AC_TRY_LINK(,,ac_export_dynamic=yes,ac_export_dynamic=no)
                    187: AC_TRY_RUN(main(){exit(0);},ac_export_dynamic=yes,ac_export_dynamic=no,ac_export_dynamic=no)
1.50      jwilke    188: test $ac_export_dynamic = yes|| LDFLAGS=$OLDLDFLAGS
                    189: AC_MSG_RESULT($ac_export_dynamic)
                    190: 
1.1       anton     191: #terminology is a bit unusual here: The host is the system on which
                    192: #gforth will run; the system on which configure will run is the `build'
                    193: AC_CANONICAL_HOST
                    194: case "$host_cpu" in
1.136     anton     195:        arm*)
                    196:                machine=arm
                    197:                CFLAGS="$CFLAGS -fomit-frame-pointer"
1.184     pazsan    198:                if test x$platform = xnxt; then
1.183     pazsan    199:                   CFLAGS="$CFLAGS -mthumb -mthumb-interwork"
                    200:                fi
1.175     anton     201:                if test -z $arm_cacheflush; then
1.212     dvdkhlng  202:                   case "$host_os" in
                    203:                     *linux*)
                    204:                        arm_cacheflush=arch/arm/cacheflush-linux 
                    205:                        ;;
                    206:                     *)   
                    207:                        no_dynamic_default=1
                    208:                        arm_cacheflush=arch/arm/cacheflush0
                    209:                        AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])
                    210:                        ;;
                    211:                    esac
1.136     anton     212:                fi
1.212     dvdkhlng  213:                 AC_LIBSOURCES([../arch/arm/cacheflush0, dnl
                    214:                               ../arch/arm/cacheflush-linux])
1.175     anton     215:                 AC_LIBOBJ(../$arm_cacheflush)
1.177     anton     216:                 #longer skipcodes lead to problems on ARM, and it uses
                    217:                 #only 4-byte alignment anyway
                    218:                test "$skipcode" || skipcode="nop"
1.136     anton     219:                ;;
1.1       anton     220:        hppa*)
1.34      anton     221:                machine=hppa
1.46      anton     222:                $srcdir/mkinstalldirs arch/hppa
1.87      pazsan    223:                AC_LIBOBJ(../arch/hppa/cache)
1.134     anton     224:                #-N needed for --dynamic <M4U3b.3790$9d.317@news.cpqcorp.net>
                    225:                LDFLAGS="$LDFLAGS -Xlinker -N"
1.47      anton     226:                LIBS="$LIBS -L/lib/pa1.1/"
1.1       anton     227:                ;;
                    228:        sparc*)
1.34      anton     229:                machine=sparc
1.1       anton     230:                ;;
1.31      anton     231:        i386)
1.34      anton     232:                machine=386
1.189     anton     233:                CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
1.31      anton     234:                ;;
                    235:        i486)
1.34      anton     236:                machine=386
1.189     anton     237:                CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -m486"
1.31      anton     238:                ;;
1.77      anton     239:        i*86)
1.34      anton     240:                machine=386
1.189     anton     241:                CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
1.56      pazsan    242:                CFLAGS_1="$CFLAGS"
1.87      pazsan    243:                CFLAGS="$CFLAGS -march=pentium"
1.56      pazsan    244:                AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486")
1.1       anton     245:                ;;
1.133     anton     246:        x86_64)
1.192     pazsan    247:                case $CC
                    248:                in
                    249:                    *-m32*)
                    250:                        machine=386
                    251:                        CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
                    252:                        CFLAGS_1="$CFLAGS"
                    253:                        CFLAGS="$CFLAGS -march=athlon64"
                    254:                        ;;
                    255:                    *)
                    256:                        machine=amd64
                    257:                        ;;
                    258:                esac
1.133     anton     259:                ;;
1.136     anton     260:        ia64*)
                    261:                machine=ia64
                    262:                AC_LIBOBJ(../arch/ia64/flush_icache_block)
                    263:                test "$skipcode" || skipcode="nop.i 0"
                    264:                #".skip 16" passes the test below,
                    265:                # but gives an assembler error in engine
                    266:                ;;
1.26      pazsan    267:         m68k)
1.34      anton     268:                machine=m68k
1.32      pazsan    269:                CFLAGS="$CFLAGS -fomit-frame-pointer"
                    270:                if test "$host_os" = "nextstep3"
                    271:                then
1.87      pazsan    272:                        AC_LIBOBJ(termios)
1.32      pazsan    273:                fi
1.26      pazsan    274:                ;;
1.1       anton     275:        mips*)
1.34      anton     276:                machine=mips
1.92      anton     277:                #dynamic native code has the following problems on MIPS:
                    278:                #
                    279:                #1) J/JAL seems relocatable, but is are only
                    280:                #relocatable within a 256MB-segment.  While we try to
                    281:                #get the linker to arrange this, there is no guarantee
                    282:                #that this will succeed (and if the user uses a lot of
                    283:                #memory, it is likely to fail).
                    284:                #
                    285:                #2) The way we generate dynamic native code may
                    286:                #violate MIPS architectural restrictions (in
                    287:                #particular, the delay slots of LW, MFLO, etc.)
                    288:                #
                    289:                #Therefore we disable dynamic native code by default:
1.136     anton     290:                if test -z $no_dynamic_default; then
                    291:                    no_dynamic_default=1
                    292:                    AC_MSG_WARN([Disabling default dynamic native code generation (relocation and delay slot issues)])
                    293:                fi
1.1       anton     294:                ;;
1.9       pazsan    295:        alpha*)
1.34      anton     296:                machine=alpha
1.58      anton     297:                #full IEEE FP support for more uniformity across platforms:
                    298:                CFLAGS="$CFLAGS -mieee"
1.9       pazsan    299:                ;;
1.69      anton     300:        power*|rs6000)
1.34      anton     301:                machine=power
1.46      anton     302:                $srcdir/mkinstalldirs arch/power
1.138     anton     303:                AC_CHECK_FUNC(_sync_cache_range,[true],[AC_LIBOBJ(../arch/power/_sync_cache_range)])
1.103     anton     304:                #long long is broken on (at least) gcc-2.95.* for PPC
1.165     anton     305:                test x$ac_cv_sizeof_long_long = x && 
1.238     anton     306:                ($CC -v 2>&1 |grep 'gcc version 2.95' >/dev/null) &&
1.165     anton     307:                ac_cv_sizeof_long_long=0
1.203     anton     308:                 #The only architecture with enough callee-saved registers
                    309:                 test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=3
                    310:                 #or use 2, hardly slower at run-time and starts up faster
1.31      anton     311:                ;;
1.1       anton     312:        *)
1.92      anton     313:                AC_MSG_WARN([Using a generic machine description])
                    314:                AC_MSG_WARN([Assuming C floats and doubles are IEEE floats and doubles (for SF@ DF@ SF! DF!)])
                    315:                AC_MSG_WARN([FLUSH-ICACHE will do nothing, so END-CODE may not work properly!])
1.34      anton     316:                machine=generic
1.97      anton     317:                #I-cache flushing would be needed for dynamic code generation
1.136     anton     318:                if test -z $no_dynamic_default; then
                    319:                    no_dynamic_default=1
                    320:                    AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])
                    321:                fi
1.1       anton     322: esac
1.10      anton     323: AC_SUBST(host)
1.151     anton     324: 
1.184     pazsan    325: MAKEINC=""
                    326: 
                    327: echo "Check for arch/$machine/$platform/gforth.ld ($EC_MODE)"
1.183     pazsan    328: if test x$EC_MODE = xtrue
                    329: then
1.184     pazsan    330:        echo "Check for arch/$machine/$platform/gforth.ld"
                    331:        if test -f arch/$machine/$platform/gforth.ld
1.183     pazsan    332:        then
1.184     pazsan    333:                LDFLAGS="-T ../arch/$machine/$platform/gforth.ld -Map \$@.map -cref --gc-sections $LDFLAGS"
                    334:                if test x$platform = xnxt; then
1.183     pazsan    335:                        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 $LIBS"
                    336:                fi
                    337:        fi
1.184     pazsan    338:        if test -f arch/$machine/$platform/make.inc
                    339:        then
                    340:                MAKEINC="include ../arch/$machine/$platform/make.inc"
                    341:        fi
1.183     pazsan    342: fi
1.184     pazsan    343: AC_SUBST(MAKEINC)
1.183     pazsan    344: 
1.203     anton     345: AC_ARG_VAR(STACK_CACHE_REGS, [number of registers in the maximum stack cache state for gforth-fast and gforth-native (default platform-dependent).])
                    346: 
                    347: test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=1
                    348: AC_DEFINE_UNQUOTED(STACK_CACHE_REGS, $STACK_CACHE_REGS,
                    349:                   [number of registers in the maximum stack cache state for gforth-fast and gforth-native])
1.151     anton     350: test x$STACK_CACHE_DEFAULT_FAST = x && STACK_CACHE_DEFAULT_FAST=1
                    351: AC_DEFINE_UNQUOTED(STACK_CACHE_DEFAULT_FAST, $STACK_CACHE_DEFAULT_FAST,
                    352:                   [number of registers in the default stack cache state for gforth-fast and gforth-native])
1.146     pazsan    353: 
1.173     anton     354: test x$GCC_PR15242_WORKAROUND = x ||
                    355: AC_DEFINE_UNQUOTED(GCC_PR15242_WORKAROUND, $GCC_PR15242_WORKAROUND,
                    356:                    [force (1) or forbid (0) use of a workaround for a gcc performance bug])
                    357: 
1.103     anton     358: dnl the following macro produces a warning with autoconf-2.1
                    359: AC_CHECK_SIZEOF(char *)
                    360: case "$ac_cv_sizeof_char_p" in
                    361:   2)
                    362:     wordsize=16
                    363:     ;;
                    364:   4)
                    365:     wordsize=32
                    366:     ;;
                    367:   8)
                    368:     wordsize=64
                    369:     ;;
                    370: esac
                    371: 
1.183     pazsan    372: AC_CHECK_SIZEOF(void *)
                    373: case "$ac_cv_sizeof_void_p" in
                    374:   2)
                    375:     vwordsize=16
                    376:     ;;
                    377:   4)
                    378:     vwordsize=32
                    379:     ;;
                    380:   8)
                    381:     vwordsize=64
                    382:     ;;
                    383: esac
                    384: 
1.103     anton     385: AC_CHECK_SIZEOF(char)
                    386: AC_CHECK_SIZEOF(short)
                    387: AC_CHECK_SIZEOF(int)
                    388: AC_CHECK_SIZEOF(long)
                    389: AC_CHECK_SIZEOF(long long)
                    390: AC_CHECK_SIZEOF(intptr_t)
                    391: AC_CHECK_SIZEOF(int128_t)
1.144     pazsan    392: AC_CHECK_SIZEOF(uint128_t)
1.103     anton     393: 
                    394: AC_MSG_CHECKING([for a C type for cells])
                    395: ac_cv_int_type_cell=none
                    396: case "$ac_cv_sizeof_char_p" in
                    397:   $ac_cv_sizeof_int)
                    398:     ac_cv_int_type_cell=int
                    399:     ;;
                    400:   $ac_cv_sizeof_short)
                    401:     ac_cv_int_type_cell=short
                    402:     ;;
                    403:   $ac_cv_sizeof_char)
                    404:     ac_cv_int_type_cell=char
                    405:     ;;
                    406:   $ac_cv_sizeof_long)
                    407:     ac_cv_int_type_cell=long
                    408:     ;;
                    409:   $ac_cv_sizeof_long_long)
                    410:     ac_cv_int_type_cell="long long"
                    411:     ;;
                    412:   $ac_cv_sizeof_intptr_t)
                    413:     ac_cv_int_type_cell="intptr_t"
                    414:     ;;
                    415: esac
                    416: AC_MSG_RESULT($ac_cv_int_type_cell)
                    417: AC_DEFINE_UNQUOTED(CELL_TYPE,$ac_cv_int_type_cell,[an integer type that is as long as a pointer])
                    418: 
1.153     pazsan    419: AC_MSG_CHECKING([for a C type for wydes])
                    420: ac_cv_wyde_type_cell=none
                    421: case 2 in
                    422:   $ac_cv_sizeof_int)
                    423:     ac_cv_wyde_type_cell=int
                    424:     ;;
                    425:   $ac_cv_sizeof_short)
                    426:     ac_cv_wyde_type_cell=short
                    427:     ;;
                    428:   $ac_cv_sizeof_char)
                    429:     ac_cv_wyde_type_cell=char
                    430:     ;;
                    431:   $ac_cv_sizeof_long)
                    432:     ac_cv_wyde_type_cell=long
                    433:     ;;
                    434:   $ac_cv_sizeof_long_long)
                    435:     ac_cv_wyde_type_cell="long long"
                    436:     ;;
                    437:   $ac_cv_sizeof_intptr_t)
                    438:     ac_cv_wyde_type_cell="intptr_t"
                    439:     ;;
                    440: esac
                    441: AC_MSG_RESULT($ac_cv_wyde_type_cell)
                    442: AC_DEFINE_UNQUOTED(WYDE_TYPE,$ac_cv_wyde_type_cell,[an integer type that is 2 bytes long])
                    443: 
                    444: AC_MSG_CHECKING([for a C type for tetrabytes])
                    445: ac_cv_tetrabyte_type_cell=none
                    446: case 4 in
                    447:   $ac_cv_sizeof_int)
                    448:     ac_cv_tetrabyte_type_cell=int
                    449:     ;;
                    450:   $ac_cv_sizeof_short)
                    451:     ac_cv_tetrabyte_type_cell=short
                    452:     ;;
                    453:   $ac_cv_sizeof_char)
                    454:     ac_cv_tetrabyte_type_cell=char
                    455:     ;;
                    456:   $ac_cv_sizeof_long)
                    457:     ac_cv_tetrabyte_type_cell=long
                    458:     ;;
                    459:   $ac_cv_sizeof_long_long)
                    460:     ac_cv_tetrabyte_type_cell="long long"
                    461:     ;;
                    462:   $ac_cv_sizeof_intptr_t)
                    463:     ac_cv_tetrabyte_type_cell="intptr_t"
                    464:     ;;
                    465: esac
                    466: AC_MSG_RESULT($ac_cv_tetrabyte_type_cell)
                    467: AC_DEFINE_UNQUOTED(TETRABYTE_TYPE,$ac_cv_tetrabyte_type_cell,[an integer type that is 4 bytes long])
                    468: 
1.103     anton     469: AC_MSG_CHECKING([for a C type for double-cells])
                    470: ac_cv_int_type_double_cell=none
                    471: case `expr 2 '*' "$ac_cv_sizeof_char_p"` in
                    472:   $ac_cv_sizeof_short)
                    473:     ac_cv_int_type_double_cell=short
                    474:     ;;
                    475:   $ac_cv_sizeof_int)
                    476:     ac_cv_int_type_double_cell=int
                    477:     ;;
                    478:   $ac_cv_sizeof_long)
                    479:     ac_cv_int_type_double_cell=long
                    480:     ;;
                    481:   $ac_cv_sizeof_long_long)
                    482:     ac_cv_int_type_double_cell="long long"
                    483:     ;;
                    484:   $ac_cv_sizeof_intptr_t)
                    485:     ac_cv_int_type_double_cell="intptr_t"
                    486:     ;;
1.205     anton     487:   $ac_cv_sizeof_int128_t)
1.103     anton     488:     ac_cv_int_type_double_cell="int128_t"
                    489:     ;;
                    490: esac
                    491: AC_MSG_RESULT($ac_cv_int_type_double_cell)
1.144     pazsan    492: 
                    493: AC_MSG_CHECKING([for a C type for unsigned double-cells])
                    494: ac_cv_int_type_double_ucell=none
                    495: case `expr 2 '*' "$ac_cv_sizeof_char_p"` in
                    496:   $ac_cv_sizeof_short)
                    497:     ac_cv_int_type_double_ucell="unsigned short"
                    498:     ;;
                    499:   $ac_cv_sizeof_int)
                    500:     ac_cv_int_type_double_ucell="unsigned int"
                    501:     ;;
                    502:   $ac_cv_sizeof_long)
                    503:     ac_cv_int_type_double_ucell="unsigned long"
                    504:     ;;
                    505:   $ac_cv_sizeof_long_long)
                    506:     ac_cv_int_type_double_ucell="unsigned long long"
                    507:     ;;
                    508:   $ac_cv_sizeof_intptr_t)
                    509:     ac_cv_int_type_double_ucell="unsigned intptr_t"
                    510:     ;;
                    511:   $ac_cv_sizeof_uint128_t)
                    512:     ac_cv_int_type_double_ucell="uint128_t"
                    513:     ;;
                    514: esac
                    515: AC_MSG_RESULT($ac_cv_int_type_double_ucell)
                    516: 
1.204     anton     517: if test "$ac_cv_int_type_double_cell" != none && \
                    518:    test "$ac_cv_int_type_double_ucell" != none
1.144     pazsan    519: then
1.103     anton     520:        AC_DEFINE_UNQUOTED(DOUBLE_CELL_TYPE,$ac_cv_int_type_double_cell,[an integer type that is twice as long as a pointer])
1.144     pazsan    521:        AC_DEFINE_UNQUOTED(DOUBLE_UCELL_TYPE,$ac_cv_int_type_double_ucell,[an unsigned integer type that is twice as long as a pointer])
1.206     anton     522:         OPTS=-ll
                    523: else
1.217     pazsan    524:         if test "$ac_cv_sizeof_char_p" = 8; then
1.213     anton     525:            OPTS="-ll -noll"
1.206     anton     526:         else
                    527:            OPTS=-noll
                    528:         fi
1.103     anton     529: fi
1.207     anton     530: 
1.238     anton     531: if grep FORCE_REG arch/$machine/machine.h >/dev/null; then
1.227     pazsan    532:    OPTS2=''
                    533:    for i in $OPTS; do OPTS2="$OPTS2 $i-reg"; done
                    534:    OPTS="$OPTS2 $OPTS"
1.223     anton     535: else
                    536:   AC_DEFINE_UNQUOTED(FORCE_REG_UNNECESSARY,,[defined if the platform does not need FORCE_REG])
1.207     anton     537: fi
1.206     anton     538: AC_SUBST(OPTS)
1.103     anton     539: 
                    540: AC_TYPE_OFF_T
                    541: AC_CHECK_SIZEOF(off_t)
                    542: test $ac_cv_sizeof_off_t -gt $ac_cv_sizeof_char_p
                    543: ac_small_off_t=$?
                    544: AC_DEFINE_UNQUOTED(SMALL_OFF_T,$ac_small_off_t,[1 if off_t fits in a Cell])
1.1       anton     545: 
1.109     anton     546: ENGINE_FLAGS=
                    547: AC_SUBST(ENGINE_FLAGS)
                    548: 
                    549: # Try if GCC understands -fno-gcse
                    550: 
                    551: AC_MSG_CHECKING([if $CC understands -fno-gcse])
                    552: CFLAGS_1="$CFLAGS"
                    553: CFLAGS="$CFLAGS -fno-gcse"
                    554: AC_TRY_COMPILE(,,ac_nogcse=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-gcse",ac_nogcse=no)
                    555: CFLAGS="$CFLAGS_1"
                    556: AC_MSG_RESULT($ac_nogcse)
                    557: 
                    558: # Try if GCC understands -fno-strict-aliasing
                    559: AC_MSG_CHECKING([if $CC understands -fno-strict-aliasing])
                    560: CFLAGS_1="$CFLAGS"
                    561: CFLAGS="$CFLAGS -fno-strict-aliasing"
                    562: AC_TRY_COMPILE(,,ac_nostrictaliasing=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-strict-aliasing",ac_nostrictaliasing=no)
                    563: CFLAGS="$CFLAGS_1"
                    564: AC_MSG_RESULT($ac_nostrictaliasing)
                    565: 
1.123     anton     566: # Try if GCC understands -fno-crossjumping
                    567: AC_MSG_CHECKING([if $CC understands -fno-crossjumping])
1.88      pazsan    568: CFLAGS_1="$CFLAGS"
1.123     anton     569: CFLAGS="$CFLAGS -fno-crossjumping"
1.125     anton     570: AC_TRY_COMPILE(,,ac_nocrossjumping=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-crossjumping",ac_nocrossjumping=no)
1.109     anton     571: CFLAGS="$CFLAGS_1"
1.124     pazsan    572: AC_MSG_RESULT($ac_nocrossjumping)
1.88      pazsan    573: 
1.137     pazsan    574: # Try if GCC understands -fno-reorder-blocks
                    575: AC_MSG_CHECKING([if $CC understands -fno-reorder-blocks])
                    576: CFLAGS_1="$CFLAGS"
                    577: CFLAGS="$CFLAGS -fno-reorder-blocks"
                    578: AC_TRY_COMPILE(,,ac_noreorder_blocks=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-reorder-blocks",ac_noreorder_blocks=no)
                    579: CFLAGS="$CFLAGS_1"
                    580: AC_MSG_RESULT($ac_noreorder_blocks)
                    581: 
1.189     anton     582: # Try if GCC understands -falign-labels=1
                    583: AC_MSG_CHECKING([if $CC understands -falign-labels=1])
                    584: CFLAGS_1="$CFLAGS"
                    585: CFLAGS="$CFLAGS -falign-labels=1"
1.194     anton     586: AC_TRY_COMPILE(,,ac_align_labels=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-labels=1",ac_align_labels=no)
1.189     anton     587: CFLAGS="$CFLAGS_1"
                    588: AC_MSG_RESULT($ac_align_labels)
                    589: 
1.193     anton     590: # Try if GCC understands -falign-loops=1
                    591: AC_MSG_CHECKING([if $CC understands -falign-loops=1])
                    592: CFLAGS_1="$CFLAGS"
                    593: CFLAGS="$CFLAGS -falign-loops=1"
1.194     anton     594: AC_TRY_COMPILE(,,ac_align_loops=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-loops=1",ac_align_loops=no)
1.193     anton     595: CFLAGS="$CFLAGS_1"
                    596: AC_MSG_RESULT($ac_align_loops)
                    597: 
                    598: # Try if GCC understands -falign-jumps=1
                    599: AC_MSG_CHECKING([if $CC understands -falign-jumps=1])
                    600: CFLAGS_1="$CFLAGS"
                    601: CFLAGS="$CFLAGS -falign-jumps=1"
1.194     anton     602: AC_TRY_COMPILE(,,ac_align_jumps=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-jumps=1",ac_align_jumps=no)
1.193     anton     603: CFLAGS="$CFLAGS_1"
                    604: AC_MSG_RESULT($ac_align_jumps)
                    605: 
1.130     anton     606: # Try if GCC understands __attribute__((unused))
                    607: AC_MSG_CHECKING([how to suppress 'unused variable' warnings])
                    608: AC_TRY_COMPILE(,[int __attribute__((unused)) foo;], MAYBE_UNUSED='__attribute__((unused))',)
                    609: AC_DEFINE_UNQUOTED(MAYBE_UNUSED,$MAYBE_UNUSED,[attribute for possibly unused variables])
                    610: AC_MSG_RESULT($MAYBE_UNUSED)
                    611: 
1.195     anton     612: #try if m4 understands -s
                    613: AC_MSG_CHECKING([how to invoke m4])
1.196     anton     614: if m4 -s /dev/null >/dev/null 2>&1; then
1.195     anton     615:  M4="m4 -s"
                    616: else
                    617:  M4=m4
                    618: fi
                    619: AC_SUBST(M4)
                    620: AC_MSG_RESULT($M4)
                    621: 
1.202     pazsan    622: # Find installed Gforth
                    623: AC_MSG_CHECKING([for gforth])
1.215     anton     624: GFORTH="`cd / && which gforth 2>/dev/null`"
1.240     anton     625: (cd / && $GFORTH -e bye >/dev/null 2>/dev/null) || GFORTH=""
1.215     anton     626: if test -z "$GFORTH"; then
1.223     anton     627:   PREFORTH='echo "You need to configure with a gforth in \$PATH to build this part" && false'
1.233     anton     628:   kernel_anti_dependence=''
1.215     anton     629: else
1.239     anton     630:   PREFORTH="$GFORTH -i `cd / && $GFORTH --debug -e bye 2>&1 |grep "Opened image file: "|sed 's/Opened image file: //'`" ;
1.233     anton     631:   kernel_anti_dependence='$(kernel_fi)'
1.215     anton     632: fi
                    633: AC_SUBST(PREFORTH)
1.233     anton     634: AC_SUBST(kernel_anti_dependence)
1.215     anton     635: AC_MSG_RESULT($PREFORTH)
1.202     pazsan    636: 
1.215     anton     637: #echo "machine='$machine'"
1.191     anton     638: 
                    639: dnl AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine)
                    640: AC_CHECK_FILE($srcdir/arch/$machine/asm.fs,[asm_fs=arch/$machine/asm.fs],)
1.61      anton     641: AC_SUBST(asm_fs)
                    642: 
1.191     anton     643: dnl AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine)
                    644: AC_CHECK_FILE($srcdir/arch/$machine/disasm.fs,[disasm_fs=arch/$machine/disasm.fs],)
1.61      anton     645: AC_SUBST(disasm_fs)
                    646: 
1.116     anton     647: AC_PATH_PROG(INSTALL_INFO,install-info,[echo '>>>>Please make info dir entry:'],$PATH:/sbin:/usr/sbin:/usr/local/sbin)
1.114     anton     648: 
1.39      pazsan    649: case "$host_os" in
1.157     pazsan    650:        *win32*)
                    651:                # !!!FIXME!!! problems with cygwin and ';' as path separator
1.108     anton     652:                DIRSEP="\\\\"
1.127     anton     653:                PATHSEP=";"
1.142     anton     654:                #we want the builtins of command.com/cmd.exe and its
                    655:                # handling of .com files.
                    656:                #$COMSPEC contains the name of the Windows shell;
                    657:                # the ./ is there, because the bash does not recognize
                    658:                # absolute DOS filenames
                    659:                DEFAULTSYSTEMPREFIX="./$COMSPEC /c "
1.39      pazsan    660:                ;;
1.97      anton     661:        *darwin*)
                    662:                #Darwin uses some funny preprocessor by default; eliminate it:
1.127     anton     663:                AC_MSG_NOTICE([using -no-cpp-precomp on Darwin])
1.120     anton     664:                CFLAGS="$CFLAGS -no-cpp-precomp"
1.98      anton     665:                DIRSEP="/"
1.127     anton     666:                PATHSEP=":"
1.141     anton     667:                DEFAULTSYSTEMPREFIX=""
1.243     anton     668:                 #the following magic value was suggested by
                    669:                 #http://mail.python.org/pipermail/pythonmac-sig/2005-October/015190.html
                    670:                 AC_DEFINE_UNQUOTED(MACOSX_DEPLOYMENT_TARGET,"10.3",[an environment variable value needed by libtool on some MacOS X versions])
1.98      anton     671:                ;;
1.39      pazsan    672:        *)
1.88      pazsan    673:                DIRSEP="/"
1.127     anton     674:                PATHSEP=":"
1.141     anton     675:                DEFAULTSYSTEMPREFIX=""
1.39      pazsan    676:                ;;
                    677: esac
1.88      pazsan    678: AC_SUBST(DIRSEP)
1.89      pazsan    679: AC_DEFINE_UNQUOTED(DIRSEP,'$DIRSEP',[a directory separator character])
1.127     anton     680: AC_SUBST(PATHSEP)
                    681: AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a path separator character])
1.141     anton     682: AC_SUBST(DEFAULTSYSTEMPREFIX)
                    683: AC_DEFINE_UNQUOTED(DEFAULTSYSTEMPREFIX,"$DEFAULTSYSTEMPREFIX",[default for environment variable GFORTHSYSTEMPREFIX])
1.39      pazsan    684: 
1.170     anton     685: #work around SELinux brain damage (from Andrew Haley <12t8f3jakb74g2c@news.supernews.com>)
1.172     anton     686: #This magic incantation  seems to be completely undocumented.
                    687: AC_CHECK_PROG([MASSAGE_EXE],[chcon],[chcon -t unconfined_execmem_exec_t],[true])
1.170     anton     688: 
1.1       anton     689: dnl Now a little support for DOS/DJGCC
1.30      pazsan    690: AC_SUBST(GFORTH_EXE)
1.208     anton     691: GFORTH_EXE="true"
1.48      anton     692: AC_SUBST(GFORTHFAST_EXE)
1.208     anton     693: GFORTHFAST_EXE="true"
1.83      anton     694: AC_SUBST(GFORTHITC_EXE)
1.208     anton     695: GFORTHITC_EXE="true"
1.30      pazsan    696: AC_SUBST(GFORTHDITC_EXE)
1.208     anton     697: GFORTHDITC_EXE="true"
1.27      anton     698: 
                    699: AC_SUBST(FORTHSIZES)
1.24      anton     700: 
1.104     anton     701: dnl if test "$PEEPHOLE" = "yes"
                    702: dnl then
                    703: dnl    PEEPHOLEFLAG="true"
                    704: dnl    AC_DEFINE(HAS_PEEPHOLE,,[Define if you want to use peephole optimization])
                    705: dnl else
                    706: dnl    PEEPHOLEFLAG="false"
                    707: dnl fi
                    708: PEEPHOLEFLAG="true"
1.79      pazsan    709: AC_SUBST(PEEPHOLEFLAG)
                    710: 
1.1       anton     711: dnl copy commands for systems that don't have links
1.29      pazsan    712: AC_SUBST(LINK_KERNL)
                    713: LINK_KERNL=""
1.1       anton     714: 
                    715: #if test $host_os=dos
                    716: #then
                    717: #  echo Configuring for DOS!!!
                    718: #  MAKE_EXE="coff2exe gforth"
1.29      pazsan    719: #  LINK_KERNL='$(CP) kernl32l.fi kernel.fi'
1.1       anton     720: #fi
                    721: 
                    722: dnl the following macro produces a warning with autoconf-2.1
                    723: AC_C_BIGENDIAN
1.23      pazsan    724: AC_SUBST(KERNEL)
1.1       anton     725: dnl ac_cv_c_bigendian is an undocumented variable of autoconf-2.1
                    726: if test $ac_cv_c_bigendian = yes; then
                    727:   bytesex=b
1.23      pazsan    728:   KERNEL="kernl16b.fi kernl16l.fi kernl32b.fi kernl32l.fi kernl64b.fi kernl64l.fi"
1.1       anton     729: else
                    730:   bytesex=l
1.23      pazsan    731:   KERNEL="kernl16l.fi kernl16b.fi kernl32l.fi kernl32b.fi kernl64l.fi kernl64b.fi"
1.1       anton     732: fi
                    733: 
1.91      anton     734: #check how to do asm(".skip 16")
1.169     anton     735: #echo "CFLAGS=$CFLAGS"
                    736: #echo "ac_link=$ac_link"
1.92      anton     737: AC_MSG_CHECKING([if and how we can waste code space])
1.136     anton     738: if test -z "$skipcode"; then
1.148     anton     739:     skipcode=no
                    740:     CFLAGS_1="$CFLAGS"
                    741:     CFLAGS="$CFLAGS $ENGINE_FLAGS"
1.136     anton     742:     for i in ".skip 16" ".block 16" ".org .+16" ".=.+16" ".space 16"
                    743:     do
1.91      anton     744:        AC_TRY_RUN(
1.136     anton     745: [int foo(int,int,int);
1.91      anton     746: main()
                    747: {
1.136     anton     748:   exit(foo(0,0,0)!=16);
1.91      anton     749: }
1.136     anton     750: int foo(int x, int y, int z)
1.91      anton     751: {
1.136     anton     752:   static void *labels[]={&&label1, &&label2};
1.91      anton     753:   if (x) {
1.136     anton     754:     y++; /* workaround for http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12108 */
1.91      anton     755:   label1:
1.148     anton     756:     asm("$i"); /* or ".space 16" or somesuch */
1.136     anton     757:   label2: ;
                    758:   }
                    759:   {
                    760:   if (y) goto *labels[z]; /* workaround for gcc PR12108 */
                    761:   return labels[1]-labels[0];
1.91      anton     762:   }
1.136     anton     763: }]
1.92      anton     764:        ,skipcode=$i; break
                    765:        ,,)
1.136     anton     766:     done
1.148     anton     767:     CFLAGS=$CFLAGS_1
1.136     anton     768: fi
1.92      anton     769: AC_MSG_RESULT($skipcode)
                    770: if test "$skipcode" = no
                    771: then 
1.136     anton     772:     if test -z $no_dynamic_default; then
                    773:        no_dynamic_default=1
                    774:        AC_MSG_WARN(Disabling default dynamic native code generation)
                    775:     fi
1.92      anton     776:     AC_DEFINE_UNQUOTED(SKIP16,((void)0),statement for skipping 16 bytes)
                    777: else
                    778:     AC_DEFINE_UNQUOTED(SKIP16,asm("$skipcode"),statement for skipping 16 bytes)
                    779: fi
1.91      anton     780: 
1.174     anton     781: AC_MSG_CHECKING([if and how we can do comments in asm statements])
                    782: #the point here is to get asm statements that look different to
                    783: #gcc's "optimizer"
                    784: if test -z "$asmcomment"; then
                    785:     asmcomment=no
                    786:     CFLAGS_1="$CFLAGS"
                    787:     CFLAGS="$CFLAGS $ENGINE_FLAGS"
1.176     anton     788:     for i in '"# "' '"! "' '"; "'; do
1.174     anton     789:        AC_TRY_COMPILE(,[asm($i"fluffystunk");],asmcomment=$i; break,)
                    790:     done
                    791:     CFLAGS=$CFLAGS_1
                    792: fi
                    793: AC_MSG_RESULT($asmcomment)
                    794: if test "$asmcomment" != no
                    795: then 
                    796:     AC_DEFINE_UNQUOTED(ASMCOMMENT,$asmcomment,[assembler comment start string])
                    797: fi
                    798: 
1.136     anton     799: test "$no_dynamic_default" || no_dynamic_default=0
1.92      anton     800: AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$no_dynamic_default,default value for no_dynamic)
1.91      anton     801: 
1.1       anton     802: dnl Checks for programs.
                    803: AC_PROG_LN_S
1.95      anton     804: AC_PROG_INSTALL
1.163     pazsan    805: AC_CHECK_PROGS(TEXI2DVI,texi2dvi4a2ps texi2dvi)
1.1       anton     806: 
1.198     anton     807: dnl MacOS X has a libtool that does something else
                    808: AC_CHECK_PROGS(GNU_LIBTOOL,glibtool libtool)
                    809: 
1.1       anton     810: dnl Checks for library functions
1.2       anton     811: dnl This check is just for making later checks link with libm.
                    812: dnl using sin here is no good idea since it is built-into gcc and typechecked
                    813: AC_CHECK_LIB(m,asin)
1.225     anton     814: AC_CHECK_LIB(ltdl,lt_dlinit)
1.235     anton     815: #check for libffi 2.x
1.237     anton     816: AC_CHECK_HEADER(ffi.h,FFI_H_NAME=ffi.h,)
                    817: if test -z "$FFI_H_NAME"; then
                    818:   AC_CHECK_HEADER(ffi/ffi.h,FFI_H_NAME=ffi/ffi.h,)
                    819: fi
                    820: AC_SUBST(FFI_H_NAME)
1.235     anton     821: AC_CHECK_LIB(ffi,ffi_call)
1.241     anton     822: if test -n "$FFI_H_NAME" -a $ac_cv_lib_ffi_ffi_call = yes
1.235     anton     823: then
                    824:   LIBFFIFLAG="true"
1.236     anton     825:   LIBCC_BUILD_SRC="$LIBCC_BUILD_SRC libffi.fs"
1.235     anton     826: else
                    827:   LIBFFIFLAG="false"
                    828: fi
                    829: #check for ffcall libraries
                    830: #unfortunately, these four calls are separated out into a library each.
                    831: AC_CHECK_LIB(avcall,__builtin_avcall)
1.234     pazsan    832: dnl AC_CHECK_LIB(callback,__vacall_r)
                    833: dnl AC_CHECK_LIB(vacall,vacall)
                    834: dnl AC_CHECK_LIB(trampoline,alloc_trampoline)
1.235     anton     835: if test $ac_cv_lib_avcall___builtin_avcall = yes; then
                    836:   FFCALLFLAG="true"
1.236     anton     837:   LIBCC_BUILD_SRC="$LIBCC_BUILD_SRC fflib.fs"
1.235     anton     838: else
                    839:   FFCALLFLAG="false"
                    840: fi
                    841: if test $LIBFFIFLAG = false -a $FFCALLFLAG = false; then
                    842:   AC_MSG_WARN([The (old) lib.fs foreign function interface needs either libffi or the ffcall libraries])
                    843: fi
                    844: AC_SUBST(LIBFFIFLAG)
                    845: AC_SUBST(FFCALLFLAG)
1.236     anton     846: AC_SUBST(LIBCC_BUILD_SRC)
1.32      pazsan    847: if test "$host_os" != "nextstep3"
                    848: then
                    849:        AC_FUNC_MEMCMP
                    850: fi
1.25      pazsan    851: AC_REPLACE_FUNCS(memmove strtoul pow10 strerror strsignal atanh)
1.97      anton     852: AC_FUNC_FSEEKO
1.186     anton     853: AC_CHECK_FUNCS(ftello dlopen sys_siglist getrusage nanosleep)
1.111     anton     854: AC_CHECK_TYPES(stack_t,,,[#include <signal.h>])
1.19      anton     855: AC_DECL_SYS_SIGLIST
1.138     anton     856: AC_CHECK_FUNC(getopt_long,[true],[AC_LIBOBJ(getopt) AC_LIBOBJ(getopt1)])
1.90      anton     857: AC_CHECK_FUNCS(expm1 log1p)
                    858: AC_REPLACE_FUNCS(rint ecvt)
1.1       anton     859: dnl No check for select, because our replacement is no good under
                    860: dnl anything but DOS
1.242     anton     861: AC_CHECK_HEADERS(sys/mman.h fnmatch.h alloca.h)
1.63      anton     862: AC_FUNC_FNMATCH
1.87      pazsan    863: test $ac_cv_func_fnmatch_works = yes || AC_LIBOBJ(fnmatch)
1.28      anton     864: AC_CHECK_FUNCS(mmap sysconf getpagesize)
1.34      anton     865: AM_PATH_LISPDIR
1.1       anton     866: 
1.183     pazsan    867: kernel_fi=kernl${vwordsize}${bytesex}.fi
1.178     pazsan    868: include_fi=kernl${wordsize}${bytesex}${EC}.fi
1.23      pazsan    869: AC_SUBST(kernel_fi)
1.178     pazsan    870: AC_SUBST(include_fi)
1.50      jwilke    871: 
1.76      anton     872: #this breaks bindists
                    873: #dnl replace srource directory by absolute value
                    874: #if test $srcdir = "."; then srcdir=`pwd` 
                    875: #fi
1.8       anton     876: 
1.34      anton     877: AC_SUBST(machine)
1.95      anton     878: AC_CONFIG_FILES([
1.31      anton     879: Makefile
1.45      pazsan    880: Makedist
1.43      anton     881: gforthmi
1.80      anton     882: vmgen
1.79      pazsan    883: machpc.fs
1.159     pazsan    884: envos.fs
1.223     anton     885: preforth
1.35      anton     886: engine/Makefile
1.188     anton     887: engine/libcc.h
1.161     pazsan    888: doc/version.texi
                    889: build-ec ])
1.95      anton     890: AC_CONFIG_COMMANDS([stamp-h],[[echo timestamp > stamp-h
1.43      anton     891: chmod +x gforthmi
1.80      anton     892: chmod +x vmgen
1.162     pazsan    893: chmod +x build-ec
1.223     anton     894: chmod +x preforth
1.188     anton     895: test -d kernel||mkdir kernel
                    896: $srcdir/mkinstalldirs include/gforth/$PACKAGE_VERSION
1.199     anton     897: ln -sf ../../../engine/config.h ../../../engine/libcc.h include/gforth/$PACKAGE_VERSION]],[[PACKAGE_VERSION=$PACKAGE_VERSION]])
1.95      anton     898: AC_OUTPUT
1.44      anton     899: 

FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>