[gforth] / gforth / configure.in  

gforth: gforth/configure.in

Diff for /gforth/configure.in between version 1.189 and 1.198

version 1.189, Sat Jun 23 15:42:31 2007 UTC version 1.198, Tue Dec 4 18:57:58 2007 UTC
Line 138 
Line 138 
 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(condbranch_opt, [enable (1) or disable (0) using two dispatches for conditional branches])
 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)])
Line 165 
Line 166 
   
 test "$GCC" = "yes" || AC_MSG_ERROR(Gforth uses GNU C extensions and requires GCC 2.0 or higher)  test "$GCC" = "yes" || AC_MSG_ERROR(Gforth uses GNU C extensions and requires GCC 2.0 or higher)
   
   AC_MSG_CHECKING([whether to use two dispatches per conditional branch])
   test x$condbranch_opt = x &&
   if ($CC -v 2>&1 |grep -q 'gcc version 3'); then
      condbranch_opt=0
   else
      condbranch_opt=1
   fi
   AC_MSG_RESULT($condbranch_opt)
   AC_SUBST(condbranch_opt)
   
 AC_SUBST(CC)  AC_SUBST(CC)
 AC_SUBST(GCC_LD)  AC_SUBST(GCC_LD)
 AC_SUBST(DEBUGFLAG)  AC_SUBST(DEBUGFLAG)
Line 243 
Line 254 
                 AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486")                  AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486")
                 ;;                  ;;
         x86_64)          x86_64)
                   case $CC
                   in
                       *-m32*)
                           machine=386
                           CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
                           CFLAGS_1="$CFLAGS"
                           CFLAGS="$CFLAGS -march=athlon64"
                           ;;
                       *)
                 machine=amd64                  machine=amd64
                 ;;                  ;;
                   esac
                   ;;
         ia64*)          ia64*)
                 machine=ia64                  machine=ia64
                 AC_LIBOBJ(../arch/ia64/flush_icache_block)                  AC_LIBOBJ(../arch/ia64/flush_icache_block)
Line 569 
Line 591 
 AC_MSG_CHECKING([if $CC understands -falign-labels=1])  AC_MSG_CHECKING([if $CC understands -falign-labels=1])
 CFLAGS_1="$CFLAGS"  CFLAGS_1="$CFLAGS"
 CFLAGS="$CFLAGS -falign-labels=1"  CFLAGS="$CFLAGS -falign-labels=1"
 AC_TRY_COMPILE(,,ac_noreorder_blocks=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-labels=1",ac_align_labels=no)  AC_TRY_COMPILE(,,ac_align_labels=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-labels=1",ac_align_labels=no)
 CFLAGS="$CFLAGS_1"  CFLAGS="$CFLAGS_1"
 AC_MSG_RESULT($ac_align_labels)  AC_MSG_RESULT($ac_align_labels)
   
   # Try if GCC understands -falign-loops=1
   AC_MSG_CHECKING([if $CC understands -falign-loops=1])
   CFLAGS_1="$CFLAGS"
   CFLAGS="$CFLAGS -falign-loops=1"
   AC_TRY_COMPILE(,,ac_align_loops=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-loops=1",ac_align_loops=no)
   CFLAGS="$CFLAGS_1"
   AC_MSG_RESULT($ac_align_loops)
   
   # Try if GCC understands -falign-jumps=1
   AC_MSG_CHECKING([if $CC understands -falign-jumps=1])
   CFLAGS_1="$CFLAGS"
   CFLAGS="$CFLAGS -falign-jumps=1"
   AC_TRY_COMPILE(,,ac_align_jumps=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-jumps=1",ac_align_jumps=no)
   CFLAGS="$CFLAGS_1"
   AC_MSG_RESULT($ac_align_jumps)
   
 # Try if GCC understands __attribute__((unused))  # Try if GCC understands __attribute__((unused))
 AC_MSG_CHECKING([how to suppress 'unused variable' warnings])  AC_MSG_CHECKING([how to suppress 'unused variable' warnings])
 AC_TRY_COMPILE(,[int __attribute__((unused)) foo;], MAYBE_UNUSED='__attribute__((unused))',)  AC_TRY_COMPILE(,[int __attribute__((unused)) foo;], MAYBE_UNUSED='__attribute__((unused))',)
 AC_DEFINE_UNQUOTED(MAYBE_UNUSED,$MAYBE_UNUSED,[attribute for possibly unused variables])  AC_DEFINE_UNQUOTED(MAYBE_UNUSED,$MAYBE_UNUSED,[attribute for possibly unused variables])
 AC_MSG_RESULT($MAYBE_UNUSED)  AC_MSG_RESULT($MAYBE_UNUSED)
   
 AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine)  #try if m4 understands -s
   AC_MSG_CHECKING([how to invoke m4])
   if m4 -s /dev/null >/dev/null 2>&1; then
    M4="m4 -s"
   else
    M4=m4
   fi
   AC_SUBST(M4)
   AC_DEFINE_UNQUOTED(M4,"$M4",[How to invoke m4])
   AC_MSG_RESULT($M4)
   
   echo "machine='$machine'"
   
   dnl AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine)
   AC_CHECK_FILE($srcdir/arch/$machine/asm.fs,[asm_fs=arch/$machine/asm.fs],)
 AC_SUBST(asm_fs)  AC_SUBST(asm_fs)
   
 AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine)  dnl AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine)
   AC_CHECK_FILE($srcdir/arch/$machine/disasm.fs,[disasm_fs=arch/$machine/disasm.fs],)
 AC_SUBST(disasm_fs)  AC_SUBST(disasm_fs)
   
 AC_PATH_PROG(INSTALL_INFO,install-info,[echo '>>>>Please make info dir entry:'],$PATH:/sbin:/usr/sbin:/usr/local/sbin)  AC_PATH_PROG(INSTALL_INFO,install-info,[echo '>>>>Please make info dir entry:'],$PATH:/sbin:/usr/sbin:/usr/local/sbin)
Line 742 
Line 795 
 AC_PROG_INSTALL  AC_PROG_INSTALL
 AC_CHECK_PROGS(TEXI2DVI,texi2dvi4a2ps texi2dvi)  AC_CHECK_PROGS(TEXI2DVI,texi2dvi4a2ps texi2dvi)
   
   dnl MacOS X has a libtool that does something else
   AC_CHECK_PROGS(GNU_LIBTOOL,glibtool libtool)
   
 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_CHECK_LIB(ltdl,lt_dlinit)
 AC_CHECK_LIB(dl,dlopen)  AC_CHECK_LIB(dl,dlopen)
 dnl check for libffi 2.x  dnl check for libffi 2.x
 AC_CHECK_LIB(ffi,ffi_call)  AC_CHECK_LIB(ffi,ffi_call)
Line 801 
Line 858 
 #if test $srcdir = "."; then srcdir=`pwd`  #if test $srcdir = "."; then srcdir=`pwd`
 #fi  #fi
   
 echo "version=$PACKAGE_VERSION"  
   
 AC_SUBST(machine)  AC_SUBST(machine)
 AC_CONFIG_FILES([  AC_CONFIG_FILES([
 Makefile  Makefile

Generate output suitable for use with a patch program
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Removed from v.1.189  
changed lines
  Added in v.1.198
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