Diff for /gforth/configure.in between versions 1.225 and 1.247

version 1.225, 2008/05/04 17:53:29 version 1.247, 2008/10/09 21:13:49
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) 1995,1996,1997,1998,2000,2003,2004,2005,2006,2007 Free Software Foundation, Inc.  #Copyright (C) 1995,1996,1997,1998,2000,2003,2004,2005,2006,2007,2008 Free Software Foundation, Inc.
   
 #This file is part of Gforth.  #This file is part of Gforth.
   
Line 20  dnl Process this file with autoconf to p Line 20  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],[0.6.9-20080430],[https://savannah.gnu.org/bugs/?func=addbug&group=gforth])  AC_INIT([gforth],[0.6.9-20081006],[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.
 #I.e., 0.4.1-YYYYMMDD must not exist before 0.4.1!  #I.e., 0.4.1-YYYYMMDD must not exist before 0.4.1!
 UPDATED="February 23, 2008"  UPDATED="October 10, 2008"
 AC_SUBST(UPDATED)  AC_SUBST(UPDATED)
 AC_CONFIG_HEADERS(engine/config.h)  AC_CONFIG_HEADERS(engine/config.h)
   
Line 108  AC_ARG_VAR(FORTHSIZES, [Gforth command l Line 108  AC_ARG_VAR(FORTHSIZES, [Gforth command l
 AC_ARG_VAR(STACK_CACHE_REGS, [number of registers in the maximum stack cache state for gforth-fast and gforth-native (default platform-dependent).])  AC_ARG_VAR(STACK_CACHE_REGS, [number of registers in the maximum stack cache state for gforth-fast and gforth-native (default platform-dependent).])
 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(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(LIBCC_BUILD_SRC, [(Additional) libcc interface source files that should be processed on building and installation (default none)])
   
 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_void_p, [sizeof(void *)])  AC_ARG_VAR(ac_cv_sizeof_void_p, [sizeof(void *)])
Line 149  test "$GCC" = "yes" || AC_MSG_ERROR(Gfor Line 150  test "$GCC" = "yes" || AC_MSG_ERROR(Gfor
   
 AC_MSG_CHECKING([whether to use two dispatches per conditional branch])  AC_MSG_CHECKING([whether to use two dispatches per conditional branch])
 test x$condbranch_opt = x &&   test x$condbranch_opt = x && 
 if ($CC -v 2>&1 |grep -q 'gcc version 3'); then  if ($CC -v 2>&1 |grep 'gcc version 3' >/dev/null); then
    condbranch_opt=0     condbranch_opt=0
 else  else
    condbranch_opt=1     condbranch_opt=1
Line 302  case "$host_cpu" in Line 303  case "$host_cpu" in
                 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$ac_cv_sizeof_long_long = x &&                   test x$ac_cv_sizeof_long_long = x && 
                 ($CC -v 2>&1 |grep -q 'gcc version 2.95') &&                  ($CC -v 2>&1 |grep 'gcc version 2.95' >/dev/null) &&
                 ac_cv_sizeof_long_long=0                  ac_cv_sizeof_long_long=0
                 #The only architecture with enough callee-saved registers                  #The only architecture with enough callee-saved registers
                 test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=3                  test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=3
Line 527  else Line 528  else
         fi          fi
 fi  fi
   
 if grep -q FORCE_REG arch/$machine/machine.h; then  if grep FORCE_REG arch/$machine/machine.h >/dev/null; then
    OPTS=`for i in $OPTS; do echo -n "$i-reg "; done`$OPTS     OPTS2=''
      for i in $OPTS; do OPTS2="$OPTS2 $i-reg"; done
      OPTS="$OPTS2 $OPTS"
 else  else
   AC_DEFINE_UNQUOTED(FORCE_REG_UNNECESSARY,,[defined if the platform does not need FORCE_REG])    AC_DEFINE_UNQUOTED(FORCE_REG_UNNECESSARY,,[defined if the platform does not need FORCE_REG])
 fi  fi
Line 614  else Line 617  else
  M4=m4   M4=m4
 fi  fi
 AC_SUBST(M4)  AC_SUBST(M4)
 AC_DEFINE_UNQUOTED(M4,"$M4",[How to invoke m4])  
 AC_MSG_RESULT($M4)  AC_MSG_RESULT($M4)
   
 # Find installed Gforth  # Find installed Gforth
 AC_MSG_CHECKING([for gforth])  AC_MSG_CHECKING([for gforth])
 GFORTH="`cd / && which gforth 2>/dev/null`"  GFORTH="`cd / && which gforth 2>/dev/null`"
   (cd / && $GFORTH -e bye >/dev/null 2>/dev/null) || GFORTH=""
 if test -z "$GFORTH"; then  if test -z "$GFORTH"; then
   PREFORTH='echo "You need to configure with a gforth in \$PATH to build this part" && false'    PREFORTH='echo "You need to configure with a gforth in \$PATH to build this part" && false'
     kernel_anti_dependence=''
 else  else
   PREFORTH="$GFORTH -i `cd / && gforth --debug -e bye 2>&1 |grep "Opened image file: "|sed 's/Opened image file: //'`" ;    PREFORTH="$GFORTH -i `cd / && $GFORTH --debug -e bye 2>&1 |grep "Opened image file: "|sed 's/Opened image file: //'`" ;
     kernel_anti_dependence='$(kernel_fi)'
 fi  fi
 AC_SUBST(PREFORTH)  AC_SUBST(PREFORTH)
 AC_DEFINE_UNQUOTED(PREFORTH,"$PREFORTH",[How to invoke the pre-installed gforth])  AC_SUBST(kernel_anti_dependence)
 AC_MSG_RESULT($PREFORTH)  AC_MSG_RESULT($PREFORTH)
   
 #echo "machine='$machine'"  #echo "machine='$machine'"
Line 660  case "$host_os" in Line 665  case "$host_os" in
                 DIRSEP="/"                  DIRSEP="/"
                 PATHSEP=":"                  PATHSEP=":"
                 DEFAULTSYSTEMPREFIX=""                  DEFAULTSYSTEMPREFIX=""
                   #the following magic value was suggested by
                   #http://mail.python.org/pipermail/pythonmac-sig/2005-October/015190.html
                   AC_DEFINE_UNQUOTED(MACOSX_DEPLOYMENT_TARGET,"10.3",[an environment variable value needed by libtool on some MacOS X versions])
                   ;;
           *linux*)
                   DIRSEP="/"
                   PATHSEP=":"
                   DEFAULTSYSTEMPREFIX=""
                   if test "$wordsize" = 64; then
                      LTDL_LIBRARY_PATH=`grep 64 /etc/ld.so.conf | tr '[\n]' [:] | sed -e 's/:$//'`
                      AC_DEFINE_UNQUOTED(LTDL_LIBRARY_PATH,"$LTDL_LIBRARY_PATH",[Define LTDL_LIBRARY_PATH for 64 bit Linux])
                   fi
                 ;;                  ;;
         *)          *)
                 DIRSEP="/"                  DIRSEP="/"
Line 804  dnl This check is just for making later Line 821  dnl This check is just for making later
 dnl using sin here is no good idea since it is built-into gcc and typechecked  dnl using sin here is no good idea since it is built-into gcc and typechecked
 AC_CHECK_LIB(m,asin)  AC_CHECK_LIB(m,asin)
 AC_CHECK_LIB(ltdl,lt_dlinit)  AC_CHECK_LIB(ltdl,lt_dlinit)
 AC_CHECK_LIB(dl,dlopen)  #check for libffi 2.x
 dnl check for libffi 2.x  AC_CHECK_HEADER(ffi.h,FFI_H_NAME=ffi.h,)
   if test -z "$FFI_H_NAME"; then
     AC_CHECK_HEADER(ffi/ffi.h,FFI_H_NAME=ffi/ffi.h,)
   fi
   AC_SUBST(FFI_H_NAME)
 AC_CHECK_LIB(ffi,ffi_call)  AC_CHECK_LIB(ffi,ffi_call)
 if test $ac_cv_lib_ffi_ffi_call = yes  if test -n "$FFI_H_NAME" -a $ac_cv_lib_ffi_ffi_call = yes
 then  then
 LIBFFIFLAG="true"    LIBFFIFLAG="true"
 FFCALLFLAG="false"    LIBCC_BUILD_SRC="$LIBCC_BUILD_SRC libffi.fs"
 OLDCALLFLAG="false"  
 AC_DEFINE(HAS_LIBFFI,,[define this if you want to use the ffcall interface with libffi 2.0])  
 else  else
 dnl check for ffcall libraries    LIBFFIFLAG="false"
 dnl unfortunately, these four calls are separated out into a library each.  fi
   #check for ffcall libraries
   #unfortunately, these four calls are separated out into a library each.
 AC_CHECK_LIB(avcall,__builtin_avcall)  AC_CHECK_LIB(avcall,__builtin_avcall)
 AC_CHECK_LIB(callback,__vacall_r)  dnl AC_CHECK_LIB(callback,__vacall_r)
 AC_CHECK_LIB(vacall,vacall)  dnl AC_CHECK_LIB(vacall,vacall)
 AC_CHECK_LIB(trampoline,alloc_trampoline)  dnl AC_CHECK_LIB(trampoline,alloc_trampoline)
 LIBFFIFLAG="false"  if test $ac_cv_lib_avcall___builtin_avcall = yes; then
 FFCALLFLAG="false"    FFCALLFLAG="true"
 OLDCALLFLAG="true"    LIBCC_BUILD_SRC="$LIBCC_BUILD_SRC fflib.fs"
 test $ac_cv_lib_avcall___builtin_avcall = yes && FFCALLFLAG="true" && OLDCALLFLAG="false" && AC_DEFINE(HAS_FFCALL,,[define this if you want to use the ffcall libraries])  else
 test $ac_cv_lib_avcall___builtin_avcall = no && AC_DEFINE(HAS_OLDCALL,,[define this if you want to use the old call libraries])    FFCALLFLAG="false"
   fi
   if test $LIBFFIFLAG = false -a $FFCALLFLAG = false; then
     AC_MSG_WARN([The (old) lib.fs foreign function interface needs either libffi or the ffcall libraries])
 fi  fi
 AC_SUBST(LIBFFIFLAG)  AC_SUBST(LIBFFIFLAG)
 AC_SUBST(FFCALLFLAG)  AC_SUBST(FFCALLFLAG)
 AC_SUBST(OLDCALLFLAG)  AC_SUBST(LIBCC_BUILD_SRC)
 if test "$host_os" != "nextstep3"  if test "$host_os" != "nextstep3"
 then  then
         AC_FUNC_MEMCMP          AC_FUNC_MEMCMP
Line 843  AC_CHECK_FUNCS(expm1 log1p) Line 867  AC_CHECK_FUNCS(expm1 log1p)
 AC_REPLACE_FUNCS(rint ecvt)  AC_REPLACE_FUNCS(rint 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_CHECK_HEADERS(sys/mman.h fnmatch.h alloca.h)
 AC_FUNC_FNMATCH  AC_FUNC_FNMATCH
 test $ac_cv_func_fnmatch_works = yes || AC_LIBOBJ(fnmatch)  test $ac_cv_func_fnmatch_works = yes || AC_LIBOBJ(fnmatch)
 AC_CHECK_FUNCS(mmap sysconf getpagesize)  AC_CHECK_FUNCS(mmap sysconf getpagesize)

Removed from v.1.225  
changed lines
  Added in v.1.247


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