Diff for /gforth/configure.in between versions 1.164 and 1.182

version 1.164, 2006/05/27 13:41:20 version 1.182, 2007/04/09 22:36:01
Line 21  dnl Process this file with autoconf to p Line 21  dnl Process this file with autoconf to p
   
 dnl We use some automake macros here,  dnl We use some automake macros here,
 dnl but don't use automake for creating Makefile.in  dnl but don't use automake for creating Makefile.in
 AC_INIT([gforth],[0.6.2-20060527],[https://savannah.gnu.org/bugs/?func=addbug&group=gforth])  AC_INIT([gforth],[0.6.9-20070401],[https://savannah.gnu.org/bugs/?func=addbug&group=gforth])
 AC_PREREQ(2.54)  AC_PREREQ(2.54)
 #snapshots have numbers major.minor.release-YYYYMMDD  #snapshots have numbers major.minor.release-YYYYMMDD
 #note that lexicographic ordering must be heeded.  #note that lexicographic ordering must be heeded.
Line 53  AC_ARG_ENABLE(force-ll, Line 53  AC_ARG_ENABLE(force-ll,
 test "$enable_force_ll" = "no"||  test "$enable_force_ll" = "no"||
   AC_DEFINE(FORCE_LL,,[Define if you want to use explicit long long declarations for better performance (does not work with all GCC versions on all machines)])    AC_DEFINE(FORCE_LL,,[Define if you want to use explicit long long declarations for better performance (does not work with all GCC versions on all machines)])
   
 AC_ARG_ENABLE(gcc-pr15242-workaround,  
               AC_HELP_STRING([--disable-gcc-pr15242-workaround],[Disables  
                              dynamic code generation on some versions of gcc  
                              (slowdown~2 on Athlon) and causes slower building  
                              of gforth (but gforth speedups) on others.  
                              (default enabled)]),  
                 ,enable_gcc_pr15242_workaround=yes)  
 test "$enable_gcc_pr15242_workaround" = "no"||  
 AC_DEFINE(GCC_PR15242_WORKAROUND,,[Define if you want to get dynamic code  
 generation on gccs affected by PR15242])  
   
 AC_ARG_ENABLE(force-cdiv,  AC_ARG_ENABLE(force-cdiv,
         AC_HELP_STRING([--enable-force-cdiv],          AC_HELP_STRING([--enable-force-cdiv],
                        [  Use the native C division - symmetric - instead of                         [  Use the native C division - symmetric - instead of
Line 97  dnl   --without-peephole disables peepho Line 86  dnl   --without-peephole disables peepho
 dnl                     but slower images.],  dnl                     but slower images.],
 dnl PEEPHOLE="$withval")  dnl PEEPHOLE="$withval")
   
   AC_ARG_WITH(ec,
           AC_HELP_STRING([--with-ec=<arch>],
                           [  Build gforth for systems without OS.]),
   [if test "$withval" = "no"; then
     echo "defining hosted system"
     EC_MODE="false"
     EC=""
     engine2="engine2.o"
     engine_fast2="engine-fast2.o"
     no_dynamic=""
     image_i=""
     signals_o="io.o signals.o"
   else
     echo "defining standalone system (${withval})"
     AC_DEFINE(STANDALONE,,[Define if you want a Gforth without OS])
     EC_MODE="true"
     EC="-ec"
     engine2=""
     engine_fast2=""
     no_dynamic="-DNO_DYNAMIC"
     image_i="image.i"
     if test "$withval" != "yes"; then
       signals_o="io-${withval}.o"
     else
       signals_o="io.o"
     fi
   fi])
   
 #variables mentioned in INSTALL  #variables mentioned in INSTALL
 AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x); gcc-2.95 recommended.])  AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x); gcc-2.95 recommended.])
 AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).])  AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).])
 AC_ARG_VAR(STACK_CACHE_DEFAULT_FAST, [number of registers in the default stack cache state for gforth-fast and gforth-native (default 1).])  AC_ARG_VAR(STACK_CACHE_DEFAULT_FAST, [number of registers in the default stack cache state for gforth-fast and gforth-native (default 1).])
   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)])
   
 AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)])  AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)])
 AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)])  AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)])
 AC_ARG_VAR(ac_cv_sizeof_short, [sizeof(short)])  AC_ARG_VAR(ac_cv_sizeof_short, [sizeof(short)])
Line 112  AC_ARG_VAR(ac_cv_sizeof_int128_t, [sizeo Line 131  AC_ARG_VAR(ac_cv_sizeof_int128_t, [sizeo
 AC_ARG_VAR(ac_cv_sizeof_uint128_t, [sizeof(uint128_t)])  AC_ARG_VAR(ac_cv_sizeof_uint128_t, [sizeof(uint128_t)])
 AC_ARG_VAR(ac_cv_c_bigendian, [Is the target big-endian ("yes" or "no")?])  AC_ARG_VAR(ac_cv_c_bigendian, [Is the target big-endian ("yes" or "no")?])
 AC_ARG_VAR(no_dynamic_default, [run gforth with --dynamic (0) or --no-dynamic (1) by default])  AC_ARG_VAR(no_dynamic_default, [run gforth with --dynamic (0) or --no-dynamic (1) by default])
 AC_ARG_VAR(skip_code, [assembly code for skipping 16 bytes of code])  AC_ARG_VAR(skipcode, [assembly code for skipping 16 bytes of code])
   AC_ARG_VAR(asmcomment, [assembler comment start string])
   AC_ARG_VAR(arm_cacheflush, [file containing ARM cacheflush function (without .c)])
   
 #set up feature test macros, so the tests get them right:  #set up feature test macros, so the tests get them right:
 # turn on all POSIX, SUSv3, and GNU features if available  # turn on all POSIX, SUSv3, and GNU features if available
Line 139  test "$GCC" = "yes" || AC_MSG_ERROR(Gfor Line 160  test "$GCC" = "yes" || AC_MSG_ERROR(Gfor
   
 AC_SUBST(CC)  AC_SUBST(CC)
 AC_SUBST(DEBUGFLAG)  AC_SUBST(DEBUGFLAG)
   AC_SUBST(EC)
   AC_SUBST(EC_MODE)
   AC_SUBST(engine2)
   AC_SUBST(engine_fast2)
   AC_SUBST(no_dynamic)
   AC_SUBST(image_i)
   AC_SUBST(signals_o)
   
   #this is used to disable some (not generally essential) part of the
   #Makefile that some makes don't grok.  It would be better to test for
   #this specific Makefile feature than the make version.
 AC_MSG_CHECKING(make type)  AC_MSG_CHECKING(make type)
 make_type=`make -v 2>&1|grep 'ake'|sed 's/ake .*/ake/'`  make_type=`make -n -v 2>&1|grep 'ake'|sed 's/ake .*/ake/'`
   
 GNUMAKE='#'  GNUMAKE='#'
 test "$make_type" = "GNU Make" && GNUMAKE=''  test "$make_type" = "GNU Make" && GNUMAKE=''
   
 AC_MSG_RESULT($make_type)  AC_MSG_RESULT($make_type)
   
 AC_SUBST(GNUMAKE)  AC_SUBST(GNUMAKE)
   
 AC_MSG_CHECKING([whether the linker accepts -export-dynamic])  AC_MSG_CHECKING([whether the linker accepts -export-dynamic])
Line 166  case "$host_cpu" in Line 194  case "$host_cpu" in
         arm*)          arm*)
                 machine=arm                  machine=arm
                 CFLAGS="$CFLAGS -fomit-frame-pointer"                  CFLAGS="$CFLAGS -fomit-frame-pointer"
                 if test -z $no_dynamic_default; then                  if test -z $arm_cacheflush; then
                     no_dynamic_default=1                      no_dynamic_default=1
                       arm_cacheflush=arch/arm/cacheflush0
                     AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])                      AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])
                 fi                  fi
                   AC_LIBSOURCES([../arch/arm/cacheflush0, ../arch/arm/cacheflush1, ../arch/arm/cacheflush2])
                   AC_LIBOBJ(../$arm_cacheflush)
                   #longer skipcodes lead to problems on ARM, and it uses
                   #only 4-byte alignment anyway
                   test "$skipcode" || skipcode="nop"
                 ;;                  ;;
         hppa*)          hppa*)
                 machine=hppa                  machine=hppa
Line 245  case "$host_cpu" in Line 279  case "$host_cpu" in
                 $srcdir/mkinstalldirs arch/power                  $srcdir/mkinstalldirs arch/power
                 AC_CHECK_FUNC(_sync_cache_range,[true],[AC_LIBOBJ(../arch/power/_sync_cache_range)])                  AC_CHECK_FUNC(_sync_cache_range,[true],[AC_LIBOBJ(../arch/power/_sync_cache_range)])
                 #long long is broken on (at least) gcc-2.95.* for PPC                  #long long is broken on (at least) gcc-2.95.* for PPC
                 test x$ac_cv_sizeof_long_long = x && ac_cv_sizeof_long_long=0                  test x$ac_cv_sizeof_long_long = x && 
                   ($CC -v 2>&1 |grep -q 'gcc version 2.95') &&
                   ac_cv_sizeof_long_long=0
                 ;;                  ;;
         *)          *)
                 AC_MSG_WARN([Using a generic machine description])                  AC_MSG_WARN([Using a generic machine description])
Line 264  test x$STACK_CACHE_DEFAULT_FAST = x && S Line 300  test x$STACK_CACHE_DEFAULT_FAST = x && S
 AC_DEFINE_UNQUOTED(STACK_CACHE_DEFAULT_FAST, $STACK_CACHE_DEFAULT_FAST,  AC_DEFINE_UNQUOTED(STACK_CACHE_DEFAULT_FAST, $STACK_CACHE_DEFAULT_FAST,
                    [number of registers in the default stack cache state for gforth-fast and gforth-native])                     [number of registers in the default stack cache state for gforth-fast and gforth-native])
   
   test x$GCC_PR15242_WORKAROUND = x ||
   AC_DEFINE_UNQUOTED(GCC_PR15242_WORKAROUND, $GCC_PR15242_WORKAROUND,
                      [force (1) or forbid (0) use of a workaround for a gcc performance bug])
   
   dnl AC_DEFINE(GCC_PR15242_WORKAROUND,,[Define if you want to get dynamic code
   dnl generation on gccs affected by PR15242])
   
   
 if test "${enable_force_ll+set}" = set; then  if test "${enable_force_ll+set}" = set; then
    ac_includes_default="$ac_includes_default     ac_includes_default="$ac_includes_default
 #include \"arch/generic/128bit.h\""  #include \"arch/generic/128bit.h\""
Line 524  AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a Line 568  AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a
 AC_SUBST(DEFAULTSYSTEMPREFIX)  AC_SUBST(DEFAULTSYSTEMPREFIX)
 AC_DEFINE_UNQUOTED(DEFAULTSYSTEMPREFIX,"$DEFAULTSYSTEMPREFIX",[default for environment variable GFORTHSYSTEMPREFIX])  AC_DEFINE_UNQUOTED(DEFAULTSYSTEMPREFIX,"$DEFAULTSYSTEMPREFIX",[default for environment variable GFORTHSYSTEMPREFIX])
   
   #work around SELinux brain damage (from Andrew Haley <12t8f3jakb74g2c@news.supernews.com>)
   #This magic incantation  seems to be completely undocumented.
   AC_CHECK_PROG([MASSAGE_EXE],[chcon],[chcon -t unconfined_execmem_exec_t],[true])
   
 dnl Now a little support for DOS/DJGCC  dnl Now a little support for DOS/DJGCC
 AC_SUBST(GFORTH_EXE)  AC_SUBST(GFORTH_EXE)
 GFORTH_EXE=""  GFORTH_EXE=""
Line 570  else Line 618  else
 fi  fi
   
 #check how to do asm(".skip 16")  #check how to do asm(".skip 16")
 echo "CFLAGS=$CFLAGS"  #echo "CFLAGS=$CFLAGS"
 echo "ac_link=$ac_link"  #echo "ac_link=$ac_link"
 AC_MSG_CHECKING([if and how we can waste code space])  AC_MSG_CHECKING([if and how we can waste code space])
 if test -z "$skipcode"; then  if test -z "$skipcode"; then
     skipcode=no      skipcode=no
Line 616  else Line 664  else
     AC_DEFINE_UNQUOTED(SKIP16,asm("$skipcode"),statement for skipping 16 bytes)      AC_DEFINE_UNQUOTED(SKIP16,asm("$skipcode"),statement for skipping 16 bytes)
 fi  fi
   
   AC_MSG_CHECKING([if and how we can do comments in asm statements])
   #the point here is to get asm statements that look different to
   #gcc's "optimizer"
   if test -z "$asmcomment"; then
       asmcomment=no
       CFLAGS_1="$CFLAGS"
       CFLAGS="$CFLAGS $ENGINE_FLAGS"
       for i in '"# "' '"! "' '"; "'; do
           AC_TRY_COMPILE(,[asm($i"fluffystunk");],asmcomment=$i; break,)
       done
       CFLAGS=$CFLAGS_1
   fi
   AC_MSG_RESULT($asmcomment)
   if test "$asmcomment" != no
   then 
       AC_DEFINE_UNQUOTED(ASMCOMMENT,$asmcomment,[assembler comment start string])
   fi
   
 test "$no_dynamic_default" || no_dynamic_default=0  test "$no_dynamic_default" || no_dynamic_default=0
 AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$no_dynamic_default,default value for no_dynamic)  AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$no_dynamic_default,default value for no_dynamic)
   
Line 674  AC_CHECK_FUNCS(mmap sysconf getpagesize) Line 740  AC_CHECK_FUNCS(mmap sysconf getpagesize)
 AM_PATH_LISPDIR  AM_PATH_LISPDIR
   
 kernel_fi=kernl${wordsize}${bytesex}.fi  kernel_fi=kernl${wordsize}${bytesex}.fi
   include_fi=kernl${wordsize}${bytesex}${EC}.fi
 AC_SUBST(kernel_fi)  AC_SUBST(kernel_fi)
   AC_SUBST(include_fi)
   
 #this breaks bindists  #this breaks bindists
 #dnl replace srource directory by absolute value  #dnl replace srource directory by absolute value

Removed from v.1.164  
changed lines
  Added in v.1.182


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