| 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. |
| |
|
| |
|
| 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],[0.6.9-20080716],[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="July 16, 2008" |
| AC_SUBST(UPDATED) |
AC_SUBST(UPDATED) |
| AC_CONFIG_HEADERS(engine/config.h) |
AC_CONFIG_HEADERS(engine/config.h) |
| |
|
| 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 *)]) |
| |
|
| 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 |
| 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 |
| 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 |
| # 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='$machine'" |
| dnl using sin here is no good idea since it is built-into gcc and typechecked |
dnl using sin here is no good idea since it is built-into gcc and typechecked |
| AC_CHECK_LIB(m,asin) |
AC_CHECK_LIB(m,asin) |
| AC_CHECK_LIB(ltdl,lt_dlinit) |
AC_CHECK_LIB(ltdl,lt_dlinit) |
| dnl check for libffi 2.x |
#check for libffi 2.x |
| |
AC_CHECK_HEADER(ffi.h,FFI_H_NAME=ffi.h,) |
| |
if test -z "$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 |
