Diff for /gforth/configure.in between versions 1.5 and 1.18

version 1.5, 1995/01/18 18:41:34 version 1.18, 1995/12/26 17:35:35
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.
 AC_INIT(engine.c)  AC_INIT(engine.c)
   AC_CONFIG_HEADER(config.h)
   
 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 20  AC_ARG_ENABLE(indirect-threaded, Line 21  AC_ARG_ENABLE(indirect-threaded,
                                 (default processor-dependent)],                                  (default processor-dependent)],
 AC_DEFINE(INDIRECT_THREADED))  AC_DEFINE(INDIRECT_THREADED))
   
   AC_ARG_WITH(debug,
   [  --with-debug     specifies option -g to compile with debug info (default)
      --without-debug  omits the -g switch and creates smaller images on
                       machines where "strip" has problems with gcc style
                       debugging informations.],
   if test "$withval" = "yes"; then DEBUGFLAG=-g; fi)
   
   CFLAGS=$CFLAGS
   
   AC_PROG_CC
   
   if test "$GCC" = "yes"
   then
      echo "Fine, gcc is available"
   else
      cat <<'EOF'
   Gforth requires GCC-2.0 or higher (it uses GNU C extensions).
   It does not work with other C compilers. Please install the GNU C compiler,
   and try again (or search for a binary distribution for your platform).
   EOF
      exit 1
   fi
   
   AC_SUBST(CC)
   AC_SUBST(GCCLDFLAGS)
   AC_SUBST(DEBUGFLAG)
   
   dnl the following macro produces a warning with autoconf-2.1
   AC_CHECK_SIZEOF(char *)
   case "$ac_cv_sizeof_char_p" in
     2)
       wordsize=16
       ;;
     4)
       wordsize=32
       ;;
     8)
       wordsize=64
   dnl    AC_CHECK_SIZEOF(long long)
   dnl    if [ $ac_cv_sizeof_long_long != 16 ]
   dnl    then
   dnl       try the whole thing with -mlonglong128
   dnl complain about C compiler and OS vendor
   dnl    fi
       ;;
   esac
   
 #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
Line 27  case "$host_cpu" in Line 75  case "$host_cpu" in
         hppa*)          hppa*)
                 mach_h=hppa                  mach_h=hppa
                 LIBOBJS="cache.o"                  LIBOBJS="cache.o"
                   LDFLAGS="-Xlinker -N"
                   LIBS="-L/lib/pa1.1/"
                 ;;                  ;;
         sparc*)          sparc*)
                 mach_h=sparc                  mach_h=sparc
                 ;;                  ;;
         i386|i486|i586)          i386|i486|i586)
                 mach_h=386                  mach_h=386
                   CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem"
                 #!! direct/indirect threading switch                  #!! direct/indirect threading switch
                 #!! -m486 flag                  #!! -m486 flag
                 ;;                  ;;
         m68*)  
                 mach_h=m68k  
                 ;;  
         mips*)          mips*)
                 mach_h=mips                  mach_h=mips
                 #!! link text and data segment into the same 256M region!                  #link text and data segment into the same 256M region!
                 #!! does cacheflush work on OSs other than Ultrix?                  GCCLDFLAGS="-Xlinker -T -Xlinker 10000000 -Xlinker -D -Xlinker 10400000"
                   ;;
           alpha*)
                   mach_h=alpha
                   echo Very Preliminary Support for Alpha!!!
                 ;;                  ;;
         *)          *)
                 echo "No direct threading support for $host_cpu, using indirect threading."                  echo "No direct threading support for $host_cpu, using indirect threading."
                 echo "Using a generic 32-bit machine description. It will only work if char * AND"                  echo "Using a generic machine description. It will only work if char * AND"
                 echo "long values have 32 bits."                  echo "long values have the same size and long long is twice as long."
                 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!"
                 mach_h=32bit                  mach_h=32bit
 esac  esac
   AC_SUBST(host)
   AC_SUBST(ENGINE_FLAGS)
   
 dnl Now a little support for DOS/DJGCC  dnl Now a little support for DOS/DJGCC
 AC_SUBST(MAKE_EXE)  AC_SUBST(MAKE_EXE)
 MAKE_EXE=""  MAKE_EXE=""
   
 dnl copy commands for systems that don't have links  dnl copy commands for systems that don't have links
   AC_SUBST(LINK_KERNL16L)
   LINK_KERNL16L=""
   AC_SUBST(LINK_KERNL16B)
   LINK_KERNL16B=""
 AC_SUBST(LINK_KERNL32L)  AC_SUBST(LINK_KERNL32L)
 LINK_KERNL32L=""  LINK_KERNL32L=""
 AC_SUBST(LINK_KERNL32B)  AC_SUBST(LINK_KERNL32B)
 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 gforth.fi'  #  LINK_KERNL32L='$(CP) kernl32l.fi kernal.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
Line 76  AC_SUBST(KERNAL) Line 139  AC_SUBST(KERNAL)
 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="kernl32b.fi kernl32l.fi"    KERNAL="kernl16b.fi kernl16l.fi kernl32b.fi kernl32l.fi kernl64b.fi kernl64l.fi"
 else  else
   bytesex=l    bytesex=l
   KERNAL="kernl32l.fi kernl32b.fi"    KERNAL="kernl16l.fi kernl16b.fi kernl32l.fi kernl32b.fi kernl64l.fi kernl64b.fi"
 fi  fi
   
 dnl Checks for programs.  dnl Checks for programs.
Line 91  dnl This check is just for making later Line 154  dnl This check is just for making later
 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_FUNC_MEMCMP
 AC_REPLACE_FUNCS(memmove strtoul)  AC_REPLACE_FUNCS(memmove strtoul pow10 strerror strsignal)
 AC_CHECK_FUNC(getopt_long,getop_long="",getopt_long="getopt.o getopt1.o")  AC_CHECK_FUNCS(sys_siglist)
   AC_MSG_CHECKING(whether sys_siglist may be declared)
   AC_CACHE_VAL(gf_cv_declare_sys_siglist,
   AC_TRY_COMPILE(#include <stdio.h>
   #include <signal.h>
   ,extern void sys_siglist;,gf_cv_declare_sys_siglist='yes',gf_cv_declare_sys_siglist='no'))
   if test $gf_cv_declare_sys_siglist = yes
   then
     AC_DEFINE(DECLARE_SYS_SIGLIST)
   fi
   AC_MSG_RESULT($gf_cv_declare_sys_siglist)
   AC_CHECK_FUNC(getopt_long,getopt_long="",getopt_long="getopt.o getopt1.o")
 AC_SUBST(getopt_long)  AC_SUBST(getopt_long)
 AC_CHECK_FUNCS(rint expm1 log1p pow10)  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
   
 dnl autoconf requires (implicitly) that AC_LINK_FILES is used only once  kernal_fi=kernl${wordsize}${bytesex}.fi
 AC_LINK_FILES(${mach_h}.h kernl32${bytesex}.fi,machine.h gforth.fi)  AC_SUBST(kernal_fi)
 AC_OUTPUT(Makefile)  
   AC_LINK_FILES(${mach_h}.h $kernal_fi,machine.h kernal.fi)
   AC_OUTPUT(Makefile,echo timestamp > stamp-h)
   

Removed from v.1.5  
changed lines
  Added in v.1.18


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