Diff for /gforth/configure.in between versions 1.21 and 1.67

version 1.21, 1996/02/19 18:57:25 version 1.67, 2000/07/20 13:29:43
Line 1 Line 1
 dnl Process this file with autoconf to produce a configure script.  dnl Process this file with autoconf to produce a configure script.
   
 #Copyright (C) 1995,1996 Free Software Foundation, Inc.  #Copyright (C) 1995,1996,1997,1998 Free Software Foundation, Inc.
   
 #This file is part of Gforth.  #This file is part of Gforth.
   
Line 18  dnl Process this file with autoconf to p Line 18  dnl Process this file with autoconf to p
 #along with this program; if not, write to the Free Software  #along with this program; if not, write to the Free Software
 #Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  #Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
   
 AC_INIT(engine.c)  AC_INIT(engine/engine.c)
 AC_CONFIG_HEADER(config.h)  
   dnl We use some automake macros here,
   dnl but don't use automake for creating Makefile.in
   AM_INIT_AUTOMAKE(gforth,0.4.9-20000720)
   #snapshots have numbers major.minor.release-YYYYMMDD
   #note that lexicographic ordering bust be heeded.
   #I.e., 0.4.1-YYYYMMDD must not exist before 0.4.1!
   AM_CONFIG_HEADER(engine/config.h)
   #AM_CYGWIN32
   
 AC_ARG_ENABLE(force-reg,  AC_ARG_ENABLE(force-reg,
 [  --enable-force-reg     Use explicit register declarations if they appear in  [  --enable-force-reg     Use explicit register declarations if they appear in
Line 42  AC_DEFINE(INDIRECT_THREADED)) Line 50  AC_DEFINE(INDIRECT_THREADED))
   
 AC_ARG_WITH(debug,  AC_ARG_WITH(debug,
 [  --with-debug     specifies option -g to compile with debug info (default)  [  --with-debug     specifies option -g to compile with debug info (default)
    --without-debug  omits the -g switch and creates smaller images on    --without-debug  omits the -g switch and creates smaller images on
                     machines where "strip" has problems with gcc style                     machines where "strip" has problems with gcc style
                     debugging informations.],                     debugging informations.],
 if test "$withval" = "yes"; then DEBUGFLAG=-g; fi)  if test "$withval" = "yes"; then DEBUGFLAG=-g; fi)
   
 CFLAGS=$CFLAGS  CFLAGS=$CFLAGS
Line 64  EOF Line 72  EOF
 fi  fi
   
 AC_SUBST(CC)  AC_SUBST(CC)
 AC_SUBST(GCCLDFLAGS)  
 AC_SUBST(DEBUGFLAG)  AC_SUBST(DEBUGFLAG)
   
 dnl the following macro produces a warning with autoconf-2.1  dnl the following macro produces a warning with autoconf-2.1
Line 81  case "$ac_cv_sizeof_char_p" in Line 88  case "$ac_cv_sizeof_char_p" in
     ;;      ;;
 esac  esac
   
 AC_CHECK_INT_TYPE(sizeof(char *),cell,long)  AC_CHECK_SIZEOF(char)
 if test $ac_cv_int_type_cell != int; then  AC_CHECK_SIZEOF(short)
   AC_CHECK_SIZEOF(int)
   AC_CHECK_SIZEOF(long)
   AC_CHECK_SIZEOF(long long)
   
   ac_cv_int_type_cell=none
   case "$ac_cv_sizeof_char_p" in
     $ac_cv_sizeof_int)
       ac_cv_int_type_cell=int
       ;;
     $ac_cv_sizeof_short)
       ac_cv_int_type_cell=short
       ;;
     $ac_cv_sizeof_char)
       ac_cv_int_type_cell=char
       ;;
     $ac_cv_sizeof_long)
       ac_cv_int_type_cell=long
       ;;
     $ac_cv_sizeof_long_long)
       ac_cv_int_type_cell="long long"
       ;;
   esac
   if test "$ac_cv_int_type_cell" != int; then
         echo "So, sizeof(pointer)!=sizeof(int); looks like a DOS C compiler to me."          echo "So, sizeof(pointer)!=sizeof(int); looks like a DOS C compiler to me."
         echo "Since you don't have a proper C on this machine, that's one more reason"          echo "Since you don't have a proper C on this machine, that's one more reason"
         echo "to use Forth;-)"          echo "to use Forth;-)"
 fi  fi
 AC_CHECK_INT_TYPE(2*sizeof(char *),double cell,long long)  AC_DEFINE_UNQUOTED(CELL_TYPE,$ac_cv_int_type_cell)
   
   ac_cv_int_type_double_cell=none
   case `expr 2 '*' "$ac_cv_sizeof_char_p"` in
     $ac_cv_sizeof_short)
       ac_cv_int_type_double_cell=short
       ;;
     $ac_cv_sizeof_int)
       ac_cv_int_type_double_cell=int
       ;;
     $ac_cv_sizeof_long)
       ac_cv_int_type_double_cell=long
       ;;
     $ac_cv_sizeof_long_long)
       ac_cv_int_type_double_cell="long long"
       ;;
   esac
 if test "$ac_cv_int_type_double_cell" = none; then  if test "$ac_cv_int_type_double_cell" = none; then
         echo "Emulating double-cell arithmetic. This may be slow."          echo "Emulating double-cell arithmetic. This may be slow."
         echo "If you find this unacceptable, ask the GCC maintainers to provide proper"          echo "If you find this unacceptable, ask the GCC maintainers to provide proper"
         echo 'long longs for your machine (the GCC manual states that they "are twice as'          echo 'long longs for your machine (the GCC manual states that they \"are twice as'
         echo "long as \`long int'\")."          echo "long as \`long int\'\")."
         LIBOBJS="$LIBOBJS dblsub.o"          LIBOBJS="$LIBOBJS dblsub.o"
         AC_DEFINE(BUGGY_LONG_LONG)          AC_DEFINE(BUGGY_LONG_LONG)
   else
     AC_DEFINE_UNQUOTED(DOUBLE_CELL_TYPE,$ac_cv_int_type_double_cell)
 fi  fi
   
   AC_MSG_CHECKING([whether the linker accepts -export-dynamic])
   OLDLDFLAGS=$LDFLAGS
   LDFLAGS="$LDFLAGS -export-dynamic"
   AC_TRY_LINK(,,ac_export_dynamic=yes,ac_export_dynamic=no)
   test $ac_export_dynamic = yes|| LDFLAGS=$OLDLDFLAGS
   AC_MSG_RESULT($ac_export_dynamic)
   
 #terminology is a bit unusual here: The host is the system on which  #terminology is a bit unusual here: The host is the system on which
 #gforth will run; the system on which configure will run is the `build'  #gforth will run; the system on which configure will run is the `build'
 AC_CANONICAL_HOST  AC_CANONICAL_HOST
 case "$host_cpu" in  case "$host_cpu" in
         hppa*)          hppa*)
                 mach_h=hppa                  machine=hppa
                 LIBOBJS="$LIBOBJS cache.o"                  $srcdir/mkinstalldirs arch/hppa
                 LDFLAGS="-Xlinker -N"                  LIBOBJS="$LIBOBJS ../arch/hppa/cache.o"
                 LIBS="-L/lib/pa1.1/"                  LDFLAGS="$LDFLAGS -Xlinker -N"
                   LIBS="$LIBS -L/lib/pa1.1/"
                   if test "${enable_direct_threaded+set}" = ""
                   then
                           AC_DEFINE(DIRECT_THREADED)
                   fi
                 ;;                  ;;
         sparc*)          sparc*)
                 mach_h=sparc                  machine=sparc
                   ;;
           i386)
                   machine=386
                   CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem"
                   if test "${enable_direct_threaded+set}" = "" \
                           -a "${enable_indirect_threaded+set}" = ""
                   then
                           echo "Using direct threaded code on 386"
                           AC_DEFINE(DIRECT_THREADED)
                   fi
                   ;;
           i486)
                   machine=386
                   CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem -m486"
                   if test "${enable_direct_threaded+set}" = "" \
                           -a "${enable_indirect_threaded+set}" = ""
                   then
                           echo "Using direct threaded code on 486"
                           AC_DEFINE(DIRECT_THREADED)
                   fi
                 ;;                  ;;
         i386|i486|i586)          i586)
                 mach_h=386                  machine=386
                 CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem"                  CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem"
                 #!! direct/indirect threading switch                  CFLAGS_1="$CFLAGS"
                 #!! -m486 flag                  CFLAGS="$CFLAGS -mpentium"
                   AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486")
                   if test "${enable_direct_threaded+set}" = "" \
                           -a "${enable_indirect_threaded+set}" = ""
                   then
                           echo "Using indirect threaded code on Pentium/K5/K6"
                           AC_DEFINE(INDIRECT_THREADED)
                   fi
                   ;;
           i686)
                   machine=386
                   CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem"
                   CFLAGS_1="$CFLAGS"
                   CFLAGS="$CFLAGS -mpentiumpro"
                   AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486")
                   if test "${enable_direct_threaded+set}" = "" \
                           -a "${enable_indirect_threaded+set}" = ""
                   then
                           echo "Using direct threaded code on Athlon/PPro/Pentium II/Pentium III"
                           AC_DEFINE(DIRECT_THREADED)
                   fi
                   ;;
           m68k)
                   machine=m68k
                   CFLAGS="$CFLAGS -fomit-frame-pointer"
                   if test "$host_os" = "nextstep3"
                   then
                           LIBOBJS="$LIBOBJS termios.o"
                   fi
                 ;;                  ;;
         mips*)          mips*)
                 mach_h=mips                  machine=mips
                 #link text and data segment into the same 256M region!                  #link text and data segment into the same 256M region!
                 GCCLDFLAGS="-Xlinker -T -Xlinker 10000000 -Xlinker -D -Xlinker 10400000"                  AC_MSG_CHECKING([whether the linker accepts -T])
                   OLDLDFLAGS=$LDFLAGS
                   LDFLAGS="$LDFLAGS -Xlinker -T -Xlinker 10000000"
                   AC_TRY_LINK(,,ac_link_mips_t=yes,ac_link_mips_t=no)
                   test $ac_link_mips_t = yes||LDFLAGS=$OLDLDFLAGS
                   AC_MSG_RESULT($ac_link_mips_t)
                   test $ac_link_mips_t = yes||(echo cannot link text and data into same 256M region, using indirect threading; AC_DEFINE(INDIRECT_THREADED))
                   AC_MSG_CHECKING([whether the linker accepts -D])
                   OLDLDFLAGS=$LDFLAGS
                   LDFLAGS="$LDFLAGS -Xlinker -D -Xlinker 10400000"
                   AC_TRY_LINK(,,ac_link_mips_d=yes,ac_link_mips_d=no)
                   test $ac_link_mips_d = yes||LDFLAGS=$OLDLDFLAGS
                   AC_MSG_RESULT($ac_link_mips_d)
                 ;;                  ;;
         alpha*)          alpha*)
                 mach_h=alpha                  machine=alpha
                   #full IEEE FP support for more uniformity across platforms:
                   CFLAGS="$CFLAGS -mieee"
                   ;;
           power*)
                   machine=power
                   $srcdir/mkinstalldirs arch/power
                   AC_CHECK_FUNC(_sync_cache_range,true,LIBOBJS="$LIBOBJS ../arch/power/_sync_cache_range.o")
                   #link text segment into first 32MB
                   AC_MSG_CHECKING([whether the linker accepts --script=arch/power/elf32ppc.x])
                   OLDLDFLAGS=$LDFLAGS
                   #the -L../$srcdir helps when $srcdir is relative
                   LDFLAGS="$LDFLAGS -L$srcdir -L../$srcdir -Xlinker --script=$srcdir/arch/power/elf32ppc.x"
                   AC_TRY_LINK(,,ac_link_script=yes,ac_link_script=no)
                   test $ac_link_script = yes||LDFLAGS=$OLDLDFLAGS
                   AC_MSG_RESULT($ac_link_script)
                   AC_MSG_CHECKING([whether the code is in the first 32MB])
                   AC_TRY_RUN([main(){label: exit(((unsigned long)&&label)>32000000UL);}],ac_code_under_32=yes,ac_code_under_32=no,ac_code_under_32=no)
                   AC_MSG_RESULT($ac_code_under_32)
                   test $ac_code_under_32 = yes||(AC_MSG_WARN([Using indirect threading; please contact us (bug-gforth@gnu.org)]); AC_DEFINE(INDIRECT_THREADED))
                 ;;                  ;;
         *)          *)
                 echo "No direct threading support for $host_cpu, using indirect threading."                  echo "No direct threading support for $host_cpu, using indirect threading."
Line 130  case "$host_cpu" in Line 269  case "$host_cpu" in
                 echo "I'll assume that C floats and doubles are represented by IEEE single and"                  echo "I'll assume that C floats and doubles are represented by IEEE single and"
                 echo "double numbers. If this is not so, SF@ etc. will not work correctly."                  echo "double numbers. If this is not so, SF@ etc. will not work correctly."
                 echo "FLUSH-ICACHE will do nothing, so END-CODE may not work properly!"                  echo "FLUSH-ICACHE will do nothing, so END-CODE may not work properly!"
                 mach_h=32bit                  machine=generic
 esac  esac
 AC_SUBST(host)  AC_SUBST(host)
 AC_SUBST(ENGINE_FLAGS)  AC_SUBST(ENGINE_FLAGS)
   
   AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine)
   AC_SUBST(asm_fs)
   
   AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine)
   AC_SUBST(disasm_fs)
   
   case "$host_os" in
           *win32)
                   EXE=".exe"
                   ;;
           *)
                   EXE=""
                   ;;
   esac
   AC_SUBST(EXE)
   
 dnl Now a little support for DOS/DJGCC  dnl Now a little support for DOS/DJGCC
 AC_SUBST(MAKE_EXE)  AC_SUBST(GFORTH_EXE)
 MAKE_EXE=""  GFORTH_EXE=""
   AC_SUBST(GFORTHFAST_EXE)
   GFORTHFAST_EXE=""
   AC_SUBST(GFORTHDITC_EXE)
   GFORTHDITC_EXE=""
   
   PATHSEP=":"
   AC_SUBST(PATHSEP)
   AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP')
   
   AC_SUBST(FORTHSIZES)
   
 dnl copy commands for systems that don't have links  dnl copy commands for systems that don't have links
 AC_SUBST(LINK_KERNL16L)  AC_SUBST(LINK_KERNL)
 LINK_KERNL16L=""  LINK_KERNL=""
 AC_SUBST(LINK_KERNL16B)  
 LINK_KERNL16B=""  
 AC_SUBST(LINK_KERNL32L)  
 LINK_KERNL32L=""  
 AC_SUBST(LINK_KERNL32B)  
 LINK_KERNL32B=""  
 AC_SUBST(LINK_KERNL64L)  
 LINK_KERNL64L=""  
 AC_SUBST(LINK_KERNL64B)  
 LINK_KERNL64B=""  
   
 #if test $host_os=dos  #if test $host_os=dos
 #then  #then
 #  echo Configuring for DOS!!!  #  echo Configuring for DOS!!!
 #  MAKE_EXE="coff2exe gforth"  #  MAKE_EXE="coff2exe gforth"
 #  LINK_KERNL32L='$(CP) kernl32l.fi kernal.fi'  #  LINK_KERNL='$(CP) kernl32l.fi kernel.fi'
 #fi  #fi
   
 dnl the following macro produces a warning with autoconf-2.1  dnl the following macro produces a warning with autoconf-2.1
 AC_C_BIGENDIAN  AC_C_BIGENDIAN
 AC_SUBST(KERNAL)  AC_SUBST(KERNEL)
 dnl ac_cv_c_bigendian is an undocumented variable of autoconf-2.1  dnl ac_cv_c_bigendian is an undocumented variable of autoconf-2.1
 if test $ac_cv_c_bigendian = yes; then  if test $ac_cv_c_bigendian = yes; then
   bytesex=b    bytesex=b
   KERNAL="kernl16b.fi kernl16l.fi kernl32b.fi kernl32l.fi kernl64b.fi kernl64l.fi"    KERNEL="kernl16b.fi kernl16l.fi kernl32b.fi kernl32l.fi kernl64b.fi kernl64l.fi"
 else  else
   bytesex=l    bytesex=l
   KERNAL="kernl16l.fi kernl16b.fi kernl32l.fi kernl32b.fi kernl64l.fi kernl64b.fi"    KERNEL="kernl16l.fi kernl16b.fi kernl32l.fi kernl32b.fi kernl64l.fi kernl64b.fi"
 fi  fi
   
 dnl Checks for programs.  dnl Checks for programs.
 AC_PROG_LN_S  AC_PROG_LN_S
 AC_PROG_INSTALL  dnl AM_PROG_INSTALL #performed by AM_INIT_AUTOMAKE
   
 dnl Checks for library functions  dnl Checks for library functions
 dnl This check is just for making later checks link with libm.  dnl This check is just for making later checks link with libm.
 dnl using sin here is no good idea since it is built-into gcc and typechecked  dnl using sin here is no good idea since it is built-into gcc and typechecked
 AC_CHECK_LIB(m,asin)  AC_CHECK_LIB(m,asin)
 AC_FUNC_MEMCMP  AC_CHECK_LIB(dl,dlopen)
 AC_REPLACE_FUNCS(memmove strtoul pow10 strerror strsignal)  if test "$host_os" != "nextstep3"
 AC_CHECK_FUNCS(sys_siglist)  then
           AC_FUNC_MEMCMP
   fi
   AC_REPLACE_FUNCS(memmove strtoul pow10 strerror strsignal atanh)
   AC_CHECK_FUNCS(dlopen sys_siglist)
 AC_DECL_SYS_SIGLIST  AC_DECL_SYS_SIGLIST
 AC_CHECK_FUNC(getopt_long,getopt_long="",getopt_long="getopt.o getopt1.o")  AC_CHECK_FUNC(getopt_long,true,LIBOBJS="$LIBOBJS getopt.o getopt1.o")
 AC_SUBST(getopt_long)  
 AC_CHECK_FUNCS(rint expm1 log1p)  AC_CHECK_FUNCS(rint expm1 log1p)
 AC_REPLACE_FUNCS(ecvt)  AC_REPLACE_FUNCS(ecvt)
 dnl No check for select, because our replacement is no good under  dnl No check for select, because our replacement is no good under
 dnl anything but DOS  dnl anything but DOS
   AC_CHECK_HEADERS(sys/mman.h fnmatch.h)
   AC_FUNC_FNMATCH
   test $ac_cv_func_fnmatch_works = yes || LIBOBJS="$LIBOBJS fnmatch.o"
   AC_CHECK_FUNCS(mmap sysconf getpagesize)
   AM_PATH_LISPDIR
   
 kernal_fi=kernl${wordsize}${bytesex}.fi  kernel_fi=kernl${wordsize}${bytesex}.fi
 AC_SUBST(kernal_fi)  AC_SUBST(kernel_fi)
   
   dnl replace srource directory by absolute value
   if test $srcdir = "."; then srcdir=`pwd` 
   fi
   
 AC_LINK_FILES(${mach_h}.h $kernal_fi,machine.h kernal.fi)  AC_SUBST(machine)
 AC_OUTPUT(Makefile,echo timestamp > stamp-h)  dnl AC_LINK_FILES(arch/$machine,arch/machine) #no longer needed
   AC_OUTPUT([
   Makefile
   Makedist
   gforthmi
   engine/Makefile
   doc/version.texi ],
   echo timestamp > stamp-h
   chmod +x gforthmi
   test -d kernel||mkdir kernel)
   

Removed from v.1.21  
changed lines
  Added in v.1.67


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