Annotation of gforth/configure.in, revision 1.121

1.1       anton       1: dnl Process this file with autoconf to produce a configure script.
1.20      anton       2: 
1.117     anton       3: #Copyright (C) 1995,1996,1997,1998,2000,2003 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
                      9: #as published by the Free Software Foundation; either version 2
                     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
                     18: #along with this program; if not, write to the Free Software
1.74      anton      19: #Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
1.20      anton      20: 
1.121   ! anton      21: 
1.34      anton      22: dnl We use some automake macros here,
                     23: dnl but don't use automake for creating Makefile.in
1.119     anton      24: AC_INIT([gforth],[0.6.1],[https://savannah.gnu.org/bugs/?func=addbug&group=gforth])
1.113     anton      25: AC_PREREQ(2.54)
1.47      anton      26: #snapshots have numbers major.minor.release-YYYYMMDD
1.92      anton      27: #note that lexicographic ordering must be heeded.
1.47      anton      28: #I.e., 0.4.1-YYYYMMDD must not exist before 0.4.1!
1.119     anton      29: UPDATED="March 11, 2003"
1.84      anton      30: AC_SUBST(UPDATED)
1.94      anton      31: AC_CONFIG_HEADERS(engine/config.h)
1.14      anton      32: 
1.121   ! anton      33: #suppress the "-g -O2" default
        !            34: test "$CFLAGS" || CFLAGS=-O2
        !            35: 
1.92      anton      36: #default setting that may be changed later:
                     37: no_dynamic_default=0
                     38: 
1.1       anton      39: AC_ARG_ENABLE(force-reg,
                     40: [  --enable-force-reg    Use explicit register declarations if they appear in
                     41:                          the machine.h file. This can cause a good speedup,
                     42:                          but also incorrect code with some gcc versions on
                     43:                          some processors (default disabled).],
1.89      pazsan     44: AC_DEFINE(FORCE_REG,,[Define if you want to use explicit register declarations for better performance or for more convenient CODE words (does not work with all GCC versions on all machines)]))
1.1       anton      45: 
1.9       pazsan     46: AC_ARG_WITH(debug,
1.121   ! anton      47: [  --with-debug    specifies option -g to compile with debug info
1.27      anton      48:   --without-debug  omits the -g switch and creates smaller images on
                     49:                    machines where "strip" has problems with gcc style
                     50:                    debugging informations.],
1.9       pazsan     51: if test "$withval" = "yes"; then DEBUGFLAG=-g; fi)
                     52: 
1.104     anton      53: dnl PEEPHOLE="yes"
                     54: dnl AC_ARG_WITH(peephole,
                     55: dnl [  --with-peephole Enable peephole optimization (default)
                     56: dnl   --without-peephole       disables peephole optimization. Creates smaller,
                     57: dnl                    but slower images.],
                     58: dnl PEEPHOLE="$withval")
                     59: 
                     60: #variables mentioned in INSTALL
                     61: AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x).])
                     62: AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).])
                     63: AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)])
                     64: AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)])
                     65: AC_ARG_VAR(ac_cv_sizeof_short, [sizeof(short)])
                     66: AC_ARG_VAR(ac_cv_sizeof_int, [sizeof(int)])
                     67: AC_ARG_VAR(ac_cv_sizeof_long, [sizeof(long)])
                     68: AC_ARG_VAR(ac_cv_sizeof_long_long, [sizeof(long long)])
                     69: AC_ARG_VAR(ac_cv_sizeof_intptr_t, [sizeof(intptr_t)])
                     70: AC_ARG_VAR(ac_cv_sizeof_int128_t, [sizeof(int128_t)])
                     71: AC_ARG_VAR(ac_cv_c_bigendian, [Is the target big-endian ("yes" or "no)?])
1.82      anton      72: 
1.96      anton      73: #set up feature test macros, so the tests get them right:
                     74: # turn on all POSIX, SUSv3, and GNU features if available
1.97      anton      75: AC_GNU_SOURCE
                     76: dnl AC_DEFINE_UNQUOTED([_GNU_SOURCE],1,[feature test macro])
                     77: 
                     78: dnl Don't define _POSIX_SOURCE etc. because some OSs (in particular
                     79: dnl MacOSX) disable some features then (MacOSX checks for _POSIX_SOURCE,
                     80: dnl but not for _XOPEN_SOURCE)
                     81: dnl AC_DEFINE_UNQUOTED([_POSIX_SOURCE],1,[feature test macro])
                     82: dnl AC_DEFINE_UNQUOTED([_POSIX_C_SOURCE],199506L,[feature test macro])
                     83: dnl AC_DEFINE_UNQUOTED([_XOPEN_SOURCE],600,[feature test macro])
1.96      anton      84: # turn on large file support with 64-bit off_t where available
1.105     anton      85: AC_SYS_LARGEFILE
                     86: dnl AC_DEFINE_UNQUOTED([_LARGEFILE_SOURCE],1,[feature test macro])
                     87: dnl AC_DEFINE_UNQUOTED([_FILE_OFFSET_BITS],64,[feature test macro])
1.96      anton      88: 
1.82      anton      89: #currently we force direct threading this way.  Eventually we should
                     90: #setup in the arch and engine files right
1.16      anton      91: 
1.15      pazsan     92: AC_PROG_CC
                     93: 
1.92      anton      94: test "$GCC" = "yes" || AC_MSG_ERROR(Gforth uses GNU C extensions and requires GCC 2.0 or higher)
1.9       pazsan     95: 
1.15      pazsan     96: AC_SUBST(CC)
1.9       pazsan     97: AC_SUBST(DEBUGFLAG)
1.7       anton      98: 
1.97      anton      99: dnl gcc-3.2 seems to work fine now
                    100: dnl AC_MSG_CHECKING(gcc version)
                    101: dnl gcc_version=`$CC -v 2>&1|grep 'gcc version'|sed 's/.*gcc version //'`
                    102: dnl AC_MSG_RESULT($gcc_version)
                    103: dnl if expr "$gcc_version" \> 3.0.4 >/dev/null && expr "$gcc_version" \< 3.2.1 >/dev/null
                    104: dnl then
                    105: dnl    no_dynamic_default=1
                    106: dnl    AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2))
                    107: dnl fi
1.92      anton     108: 
1.50      jwilke    109: AC_MSG_CHECKING([whether the linker accepts -export-dynamic])
                    110: OLDLDFLAGS=$LDFLAGS
                    111: LDFLAGS="$LDFLAGS -export-dynamic"
1.69      anton     112: dnl AC_TRY_LINK gives false positive on rs6000-ibm-aix4.2.1.0
                    113: dnl AC_TRY_LINK(,,ac_export_dynamic=yes,ac_export_dynamic=no)
                    114: AC_TRY_RUN(main(){exit(0);},ac_export_dynamic=yes,ac_export_dynamic=no,ac_export_dynamic=no)
1.50      jwilke    115: test $ac_export_dynamic = yes|| LDFLAGS=$OLDLDFLAGS
                    116: AC_MSG_RESULT($ac_export_dynamic)
                    117: 
1.1       anton     118: #terminology is a bit unusual here: The host is the system on which
                    119: #gforth will run; the system on which configure will run is the `build'
                    120: AC_CANONICAL_HOST
                    121: case "$host_cpu" in
                    122:        hppa*)
1.34      anton     123:                machine=hppa
1.46      anton     124:                $srcdir/mkinstalldirs arch/hppa
1.87      pazsan    125:                AC_LIBOBJ(../arch/hppa/cache)
1.110     anton     126:                #LDFLAGS="$LDFLAGS -Xlinker -N"
1.47      anton     127:                LIBS="$LIBS -L/lib/pa1.1/"
1.1       anton     128:                ;;
                    129:        sparc*)
1.34      anton     130:                machine=sparc
1.1       anton     131:                ;;
1.31      anton     132:        i386)
1.34      anton     133:                machine=386
1.16      anton     134:                CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem"
1.31      anton     135:                ;;
                    136:        i486)
1.34      anton     137:                machine=386
1.31      anton     138:                CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem -m486"
                    139:                ;;
1.77      anton     140:        i*86)
1.34      anton     141:                machine=386
1.55      anton     142:                CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem"
1.56      pazsan    143:                CFLAGS_1="$CFLAGS"
1.87      pazsan    144:                CFLAGS="$CFLAGS -march=pentium"
1.56      pazsan    145:                AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486")
1.1       anton     146:                ;;
1.97      anton     147: #generic should work for IA64
                    148: #      ia64*)
                    149: #              machine=ia64
                    150: #              ;;
1.26      pazsan    151:         m68k)
1.34      anton     152:                machine=m68k
1.32      pazsan    153:                CFLAGS="$CFLAGS -fomit-frame-pointer"
                    154:                if test "$host_os" = "nextstep3"
                    155:                then
1.87      pazsan    156:                        AC_LIBOBJ(termios)
1.32      pazsan    157:                fi
1.26      pazsan    158:                ;;
1.1       anton     159:        mips*)
1.34      anton     160:                machine=mips
1.92      anton     161:                #dynamic native code has the following problems on MIPS:
                    162:                #
                    163:                #1) J/JAL seems relocatable, but is are only
                    164:                #relocatable within a 256MB-segment.  While we try to
                    165:                #get the linker to arrange this, there is no guarantee
                    166:                #that this will succeed (and if the user uses a lot of
                    167:                #memory, it is likely to fail).
                    168:                #
                    169:                #2) The way we generate dynamic native code may
                    170:                #violate MIPS architectural restrictions (in
                    171:                #particular, the delay slots of LW, MFLO, etc.)
                    172:                #
                    173:                #Therefore we disable dynamic native code by default:
                    174:                no_dynamic_default=1
                    175:                AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2))
1.1       anton     176:                ;;
1.9       pazsan    177:        alpha*)
1.34      anton     178:                machine=alpha
1.58      anton     179:                #full IEEE FP support for more uniformity across platforms:
                    180:                CFLAGS="$CFLAGS -mieee"
1.9       pazsan    181:                ;;
1.69      anton     182:        power*|rs6000)
1.34      anton     183:                machine=power
1.46      anton     184:                $srcdir/mkinstalldirs arch/power
1.87      pazsan    185:                AC_CHECK_FUNC(_sync_cache_range,true,AC_LIBOBJ(../arch/power/_sync_cache_range))
1.103     anton     186:                #long long is broken on (at least) gcc-2.95.* for PPC
1.104     anton     187:                test x$ac_cv_sizeof_long_long = x && ac_cv_sizeof_long_long=0
1.31      anton     188:                ;;
1.1       anton     189:        *)
1.92      anton     190:                AC_MSG_WARN([Using a generic machine description])
                    191:                AC_MSG_WARN([Assuming C floats and doubles are IEEE floats and doubles (for SF@ DF@ SF! DF!)])
                    192:                AC_MSG_WARN([FLUSH-ICACHE will do nothing, so END-CODE may not work properly!])
1.34      anton     193:                machine=generic
1.97      anton     194:                #I-cache flushing would be needed for dynamic code generation
                    195:                no_dynamic_default=1
                    196:                AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2))
1.1       anton     197: esac
1.10      anton     198: AC_SUBST(host)
1.103     anton     199: 
                    200: dnl the following macro produces a warning with autoconf-2.1
                    201: AC_CHECK_SIZEOF(char *)
                    202: case "$ac_cv_sizeof_char_p" in
                    203:   2)
                    204:     wordsize=16
                    205:     ;;
                    206:   4)
                    207:     wordsize=32
                    208:     ;;
                    209:   8)
                    210:     wordsize=64
                    211:     ;;
                    212: esac
                    213: 
                    214: AC_CHECK_SIZEOF(char)
                    215: AC_CHECK_SIZEOF(short)
                    216: AC_CHECK_SIZEOF(int)
                    217: AC_CHECK_SIZEOF(long)
                    218: AC_CHECK_SIZEOF(long long)
                    219: AC_CHECK_SIZEOF(intptr_t)
                    220: AC_CHECK_SIZEOF(int128_t)
                    221: 
                    222: AC_MSG_CHECKING([for a C type for cells])
                    223: ac_cv_int_type_cell=none
                    224: case "$ac_cv_sizeof_char_p" in
                    225:   $ac_cv_sizeof_int)
                    226:     ac_cv_int_type_cell=int
                    227:     ;;
                    228:   $ac_cv_sizeof_short)
                    229:     ac_cv_int_type_cell=short
                    230:     ;;
                    231:   $ac_cv_sizeof_char)
                    232:     ac_cv_int_type_cell=char
                    233:     ;;
                    234:   $ac_cv_sizeof_long)
                    235:     ac_cv_int_type_cell=long
                    236:     ;;
                    237:   $ac_cv_sizeof_long_long)
                    238:     ac_cv_int_type_cell="long long"
                    239:     ;;
                    240:   $ac_cv_sizeof_intptr_t)
                    241:     ac_cv_int_type_cell="intptr_t"
                    242:     ;;
                    243:   $ac_cv_sizeof_int128_t)
                    244:     ac_cv_int_type_cell="int128_t"
                    245:     ;;
                    246: esac
                    247: AC_MSG_RESULT($ac_cv_int_type_cell)
                    248: AC_DEFINE_UNQUOTED(CELL_TYPE,$ac_cv_int_type_cell,[an integer type that is as long as a pointer])
                    249: 
                    250: AC_MSG_CHECKING([for a C type for double-cells])
                    251: ac_cv_int_type_double_cell=none
                    252: case `expr 2 '*' "$ac_cv_sizeof_char_p"` in
                    253:   $ac_cv_sizeof_short)
                    254:     ac_cv_int_type_double_cell=short
                    255:     ;;
                    256:   $ac_cv_sizeof_int)
                    257:     ac_cv_int_type_double_cell=int
                    258:     ;;
                    259:   $ac_cv_sizeof_long)
                    260:     ac_cv_int_type_double_cell=long
                    261:     ;;
                    262:   $ac_cv_sizeof_long_long)
                    263:     ac_cv_int_type_double_cell="long long"
                    264:     ;;
                    265:   $ac_cv_sizeof_intptr_t)
                    266:     ac_cv_int_type_double_cell="intptr_t"
                    267:     ;;
                    268:   $ac_cv_sizeof_int128_t)
                    269:     ac_cv_int_type_double_cell="int128_t"
                    270:     ;;
                    271: esac
                    272: AC_MSG_RESULT($ac_cv_int_type_double_cell)
                    273: if test "$ac_cv_int_type_double_cell" = none; then
                    274:        AC_MSG_WARN([Emulating double-cell arithmetic. This may be slow.])
                    275:        AC_LIBOBJ(dblsub)
                    276:        AC_DEFINE(BUGGY_LONG_LONG,,[define this if there is no working DOUBLE_CELL_TYPE on your machine])
                    277: else
                    278:        AC_DEFINE_UNQUOTED(DOUBLE_CELL_TYPE,$ac_cv_int_type_double_cell,[an integer type that is twice as long as a pointer])
                    279: fi
                    280: 
                    281: AC_TYPE_OFF_T
                    282: AC_CHECK_SIZEOF(off_t)
                    283: test $ac_cv_sizeof_off_t -gt $ac_cv_sizeof_char_p
                    284: ac_small_off_t=$?
                    285: AC_DEFINE_UNQUOTED(SMALL_OFF_T,$ac_small_off_t,[1 if off_t fits in a Cell])
1.1       anton     286: 
1.109     anton     287: ENGINE_FLAGS=
                    288: AC_SUBST(ENGINE_FLAGS)
                    289: 
                    290: # Try if GCC understands -fno-gcse
                    291: 
                    292: AC_MSG_CHECKING([if $CC understands -fno-gcse])
                    293: CFLAGS_1="$CFLAGS"
                    294: CFLAGS="$CFLAGS -fno-gcse"
                    295: AC_TRY_COMPILE(,,ac_nogcse=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-gcse",ac_nogcse=no)
                    296: CFLAGS="$CFLAGS_1"
                    297: AC_MSG_RESULT($ac_nogcse)
                    298: 
                    299: # Try if GCC understands -fno-strict-aliasing
                    300: AC_MSG_CHECKING([if $CC understands -fno-strict-aliasing])
                    301: CFLAGS_1="$CFLAGS"
                    302: CFLAGS="$CFLAGS -fno-strict-aliasing"
                    303: AC_TRY_COMPILE(,,ac_nostrictaliasing=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-strict-aliasing",ac_nostrictaliasing=no)
                    304: CFLAGS="$CFLAGS_1"
                    305: AC_MSG_RESULT($ac_nostrictaliasing)
                    306: 
1.88      pazsan    307: # Try if GCC understands -fno-cross-jump
1.109     anton     308: AC_MSG_CHECKING([if $CC understands -fno-cross-jump])
1.88      pazsan    309: CFLAGS_1="$CFLAGS"
                    310: CFLAGS="$CFLAGS -fno-cross-jump"
1.109     anton     311: AC_TRY_COMPILE(,,ac_nocrossjump=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-cross-jump",ac_nocrossjump=no)
                    312: CFLAGS="$CFLAGS_1"
                    313: AC_MSG_RESULT($ac_nocrossjump)
1.88      pazsan    314: 
1.66      anton     315: AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine)
1.61      anton     316: AC_SUBST(asm_fs)
                    317: 
1.66      anton     318: AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine)
1.61      anton     319: AC_SUBST(disasm_fs)
                    320: 
1.116     anton     321: AC_PATH_PROG(INSTALL_INFO,install-info,[echo '>>>>Please make info dir entry:'],$PATH:/sbin:/usr/sbin:/usr/local/sbin)
1.114     anton     322: 
1.39      pazsan    323: case "$host_os" in
1.107     anton     324:        *win32|cygwin)
1.108     anton     325:                DIRSEP="\\\\"
1.39      pazsan    326:                ;;
1.97      anton     327:        *darwin*)
                    328:                #Darwin uses some funny preprocessor by default; eliminate it:
1.98      anton     329:                AC_MSG_NOTICE([using -traditional-cpp on Darwin])
1.120     anton     330:                CFLAGS="$CFLAGS -no-cpp-precomp"
1.98      anton     331:                DIRSEP="/"
                    332:                ;;
1.39      pazsan    333:        *)
1.88      pazsan    334:                DIRSEP="/"
1.39      pazsan    335:                ;;
                    336: esac
1.88      pazsan    337: AC_SUBST(DIRSEP)
1.89      pazsan    338: AC_DEFINE_UNQUOTED(DIRSEP,'$DIRSEP',[a directory separator character])
1.39      pazsan    339: 
1.1       anton     340: dnl Now a little support for DOS/DJGCC
1.30      pazsan    341: AC_SUBST(GFORTH_EXE)
                    342: GFORTH_EXE=""
1.48      anton     343: AC_SUBST(GFORTHFAST_EXE)
                    344: GFORTHFAST_EXE=""
1.83      anton     345: AC_SUBST(GFORTHITC_EXE)
                    346: GFORTHITC_EXE=""
1.30      pazsan    347: AC_SUBST(GFORTHDITC_EXE)
                    348: GFORTHDITC_EXE=""
1.1       anton     349: 
1.24      anton     350: PATHSEP=":"
                    351: AC_SUBST(PATHSEP)
1.89      pazsan    352: AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a path separator character])
1.27      anton     353: 
                    354: AC_SUBST(FORTHSIZES)
1.24      anton     355: 
1.104     anton     356: dnl if test "$PEEPHOLE" = "yes"
                    357: dnl then
                    358: dnl    PEEPHOLEFLAG="true"
                    359: dnl    AC_DEFINE(HAS_PEEPHOLE,,[Define if you want to use peephole optimization])
                    360: dnl else
                    361: dnl    PEEPHOLEFLAG="false"
                    362: dnl fi
                    363: PEEPHOLEFLAG="true"
1.79      pazsan    364: AC_SUBST(PEEPHOLEFLAG)
                    365: 
1.1       anton     366: dnl copy commands for systems that don't have links
1.29      pazsan    367: AC_SUBST(LINK_KERNL)
                    368: LINK_KERNL=""
1.1       anton     369: 
                    370: #if test $host_os=dos
                    371: #then
                    372: #  echo Configuring for DOS!!!
                    373: #  MAKE_EXE="coff2exe gforth"
1.29      pazsan    374: #  LINK_KERNL='$(CP) kernl32l.fi kernel.fi'
1.1       anton     375: #fi
                    376: 
                    377: dnl the following macro produces a warning with autoconf-2.1
                    378: AC_C_BIGENDIAN
1.23      pazsan    379: AC_SUBST(KERNEL)
1.1       anton     380: dnl ac_cv_c_bigendian is an undocumented variable of autoconf-2.1
                    381: if test $ac_cv_c_bigendian = yes; then
                    382:   bytesex=b
1.23      pazsan    383:   KERNEL="kernl16b.fi kernl16l.fi kernl32b.fi kernl32l.fi kernl64b.fi kernl64l.fi"
1.1       anton     384: else
                    385:   bytesex=l
1.23      pazsan    386:   KERNEL="kernl16l.fi kernl16b.fi kernl32l.fi kernl32b.fi kernl64l.fi kernl64b.fi"
1.1       anton     387: fi
                    388: 
1.91      anton     389: #check how to do asm(".skip 16")
1.92      anton     390: AC_MSG_CHECKING([if and how we can waste code space])
                    391: skipcode=no
1.91      anton     392: for i in ".skip 16" ".block 16" ".org .+16" ".=.+16" ".space 16"
                    393: do
                    394:        AC_TRY_RUN(
                    395: int foo(int);
                    396: main()
                    397: {
                    398:   exit(foo(0)!=16);
                    399: }
                    400: int foo(int x)
                    401: {
                    402:   if (x) {
                    403:   label1:
                    404:     asm("$i");
                    405:   label2:
                    406:   }
                    407:   return (&&label2)-(&&label1);
                    408: }
1.92      anton     409:        ,skipcode=$i; break
                    410:        ,,)
1.91      anton     411: done   
1.92      anton     412: AC_MSG_RESULT($skipcode)
                    413: if test "$skipcode" = no
                    414: then 
                    415:     no_dynamic_default=1
                    416:     AC_DEFINE_UNQUOTED(SKIP16,((void)0),statement for skipping 16 bytes)
                    417:     AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2))
                    418: else
                    419:     AC_DEFINE_UNQUOTED(SKIP16,asm("$skipcode"),statement for skipping 16 bytes)
                    420: fi
1.91      anton     421: 
1.92      anton     422: AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$no_dynamic_default,default value for no_dynamic)
1.91      anton     423: 
1.1       anton     424: dnl Checks for programs.
                    425: AC_PROG_LN_S
1.95      anton     426: AC_PROG_INSTALL
1.1       anton     427: 
                    428: dnl Checks for library functions
1.2       anton     429: dnl This check is just for making later checks link with libm.
                    430: dnl using sin here is no good idea since it is built-into gcc and typechecked
                    431: AC_CHECK_LIB(m,asin)
1.31      anton     432: AC_CHECK_LIB(dl,dlopen)
1.32      pazsan    433: if test "$host_os" != "nextstep3"
                    434: then
                    435:        AC_FUNC_MEMCMP
                    436: fi
1.25      pazsan    437: AC_REPLACE_FUNCS(memmove strtoul pow10 strerror strsignal atanh)
1.97      anton     438: AC_FUNC_FSEEKO
                    439: AC_CHECK_FUNCS(ftello dlopen sys_siglist getrusage)
1.111     anton     440: AC_CHECK_TYPES(stack_t,,,[#include <signal.h>])
1.19      anton     441: AC_DECL_SYS_SIGLIST
1.92      anton     442: AC_CHECK_FUNC(getopt_long,true,AC_LIBOBJ(getopt); AC_LIBOBJ(getopt1))
1.90      anton     443: AC_CHECK_FUNCS(expm1 log1p)
                    444: AC_REPLACE_FUNCS(rint ecvt)
1.1       anton     445: dnl No check for select, because our replacement is no good under
                    446: dnl anything but DOS
1.62      anton     447: AC_CHECK_HEADERS(sys/mman.h fnmatch.h)
1.63      anton     448: AC_FUNC_FNMATCH
1.87      pazsan    449: test $ac_cv_func_fnmatch_works = yes || AC_LIBOBJ(fnmatch)
1.28      anton     450: AC_CHECK_FUNCS(mmap sysconf getpagesize)
1.34      anton     451: AM_PATH_LISPDIR
1.1       anton     452: 
1.23      pazsan    453: kernel_fi=kernl${wordsize}${bytesex}.fi
                    454: AC_SUBST(kernel_fi)
1.50      jwilke    455: 
1.76      anton     456: #this breaks bindists
                    457: #dnl replace srource directory by absolute value
                    458: #if test $srcdir = "."; then srcdir=`pwd` 
                    459: #fi
1.8       anton     460: 
1.34      anton     461: AC_SUBST(machine)
1.95      anton     462: AC_CONFIG_FILES([
1.31      anton     463: Makefile
1.45      pazsan    464: Makedist
1.43      anton     465: gforthmi
1.80      anton     466: vmgen
1.79      pazsan    467: machpc.fs
1.35      anton     468: engine/Makefile
1.95      anton     469: doc/version.texi ])
                    470: AC_CONFIG_COMMANDS([stamp-h],[[echo timestamp > stamp-h
1.43      anton     471: chmod +x gforthmi
1.80      anton     472: chmod +x vmgen
1.95      anton     473: test -d kernel||mkdir kernel]],[[]])
                    474: AC_OUTPUT
1.44      anton     475: 

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