[gforth] / gforth / configure.in  

gforth: gforth/configure.in

Diff for /gforth/configure.in between version 1.233 and 1.250

version 1.233, Thu Jul 17 15:25:25 2008 UTC version 1.250, Sun Oct 12 12:57:24 2008 UTC
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 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],[0.6.9-20080716],[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="July 16, 2008"  UPDATED="October 10, 2008"
 AC_SUBST(UPDATED)  AC_SUBST(UPDATED)
 AC_CONFIG_HEADERS(engine/config.h)  AC_CONFIG_HEADERS(engine/config.h)
   
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 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 *)])
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 AC_ARG_VAR(skipcode, [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(asmcomment, [assembler comment start string])
 AC_ARG_VAR(arm_cacheflush, [file containing ARM cacheflush function (without .c)])  AC_ARG_VAR(arm_cacheflush, [file containing ARM cacheflush function (without .c)])
   AC_ARG_VAR(LTDL_LIBRARY_PATH, [additional directories for libltdl (for some 64-bit platforms)])
   
 #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
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 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
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                 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
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         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
    OPTS2=''     OPTS2=''
    for i in $OPTS; do OPTS2="$OPTS2 $i-reg"; done     for i in $OPTS; do OPTS2="$OPTS2 $i-reg"; done
    OPTS="$OPTS2 $OPTS"     OPTS="$OPTS2 $OPTS"
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  M4=m4   M4=m4
 fi  fi
 AC_SUBST(M4)  AC_SUBST(M4)
 AC_DEFINE_UNQUOTED(M4,"$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 "$GFORTH"; then
   PREFORTH='echo "You need to configure with a gforth in \$PATH to build this part" && false'    PREFORTH='echo "You need to configure with a gforth in \$PATH to build this part" && false'
   kernel_anti_dependence=''    kernel_anti_dependence=''
 else  else
   PREFORTH="$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)'    kernel_anti_dependence='$(kernel_fi)'
 fi  fi
 AC_SUBST(PREFORTH)  AC_SUBST(PREFORTH)
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                 DIRSEP="/"                  DIRSEP="/"
                 PATHSEP=":"                  PATHSEP=":"
                 DEFAULTSYSTEMPREFIX=""                  DEFAULTSYSTEMPREFIX=""
                   #the following magic value was suggested by
                   #http://mail.python.org/pipermail/pythonmac-sig/2005-October/015190.html
                   AC_DEFINE_UNQUOTED(MACOSX_DEPLOYMENT_TARGET,"10.3",[an environment variable value needed by libtool on some MacOS X versions])
                   ;;
           *linux*)
                   DIRSEP="/"
                   PATHSEP=":"
                   DEFAULTSYSTEMPREFIX=""
                   if test -z "$LTDL_LIBRARY_PATH" -a "$wordsize" = 64; then
                      LTDL_LIBRARY_PATH=`/sbin/ldconfig -p |tail -n +2 |sed 's/^.* => //'|sed 's|/[[^/]]*$||'| grep 64 | sort -u | tr '[\n]' [:] | sed -e 's/:$//'`
                   fi
                 ;;                  ;;
         *)          *)
                 DIRSEP="/"                  DIRSEP="/"
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 AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a path separator character])  AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a path separator character])
 AC_SUBST(DEFAULTSYSTEMPREFIX)  AC_SUBST(DEFAULTSYSTEMPREFIX)
 AC_DEFINE_UNQUOTED(DEFAULTSYSTEMPREFIX,"$DEFAULTSYSTEMPREFIX",[default for environment variable GFORTHSYSTEMPREFIX])  AC_DEFINE_UNQUOTED(DEFAULTSYSTEMPREFIX,"$DEFAULTSYSTEMPREFIX",[default for environment variable GFORTHSYSTEMPREFIX])
   if test -n "$LTDL_LIBRARY_PATH"; then
      AC_DEFINE_UNQUOTED(LTDL_LIBRARY_PATH,"$LTDL_LIBRARY_PATH",[Define LTDL_LIBRARY_PATH for 64 bit Linux])
   fi
   
 #work around SELinux brain damage (from Andrew Haley <12t8f3jakb74g2c@news.supernews.com>)  #work around SELinux brain damage (from Andrew Haley <12t8f3jakb74g2c@news.supernews.com>)
 #This magic incantation  seems to be completely undocumented.  #This magic incantation  seems to be completely undocumented.
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 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)
 dnl check for libffi 2.x  #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  
 dnl unfortunately, these four calls are separated out into a library each.  
 AC_CHECK_LIB(avcall,__builtin_avcall)  
 AC_CHECK_LIB(callback,__vacall_r)  
 AC_CHECK_LIB(vacall,vacall)  
 AC_CHECK_LIB(trampoline,alloc_trampoline)  
 LIBFFIFLAG="false"  LIBFFIFLAG="false"
   fi
   #check for ffcall libraries
   #unfortunately, these four calls are separated out into a library each.
   AC_CHECK_LIB(avcall,__builtin_avcall)
   dnl AC_CHECK_LIB(callback,__vacall_r)
   dnl AC_CHECK_LIB(vacall,vacall)
   dnl AC_CHECK_LIB(trampoline,alloc_trampoline)
   if test $ac_cv_lib_avcall___builtin_avcall = yes; then
     FFCALLFLAG="true"
     LIBCC_BUILD_SRC="$LIBCC_BUILD_SRC fflib.fs"
   else
 FFCALLFLAG="false"  FFCALLFLAG="false"
 OLDCALLFLAG="true"  fi
 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])  if test $LIBFFIFLAG = false -a $FFCALLFLAG = false; then
 test $ac_cv_lib_avcall___builtin_avcall = no && AC_DEFINE(HAS_OLDCALL,,[define this if you want to use the old call libraries])    AC_MSG_WARN([The (old) lib.fs foreign function interface needs either libffi or the ffcall libraries])
 fi  fi
 AC_SUBST(LIBFFIFLAG)  AC_SUBST(LIBFFIFLAG)
 AC_SUBST(FFCALLFLAG)  AC_SUBST(FFCALLFLAG)
 AC_SUBST(OLDCALLFLAG)  AC_SUBST(LIBCC_BUILD_SRC)
 if test "$host_os" != "nextstep3"  if test "$host_os" != "nextstep3"
 then  then
         AC_FUNC_MEMCMP          AC_FUNC_MEMCMP
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 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)

Generate output suitable for use with a patch program
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  Added in v.1.250
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