version 1.11, 1995/04/14 18:56:53
|
version 1.61, 2000/06/17 12:01:55
|
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. |
AC_INIT(engine.c) |
|
|
#Copyright (C) 1995,1996,1997,1998 Free Software Foundation, Inc. |
|
|
|
#This file is part of Gforth. |
|
|
|
#Gforth is free software; you can redistribute it and/or |
|
#modify it under the terms of the GNU General Public License |
|
#as published by the Free Software Foundation; either version 2 |
|
#of the License, or (at your option) any later version. |
|
|
|
#This program is distributed in the hope that it will be useful, |
|
#but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
#MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.#See the |
|
#GNU General Public License for more details. |
|
|
|
#You should have received a copy of the GNU General Public License |
|
#along with this program; if not, write to the Free Software |
|
#Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
|
|
|
AC_INIT(engine/engine.c) |
|
|
|
dnl We use some automake macros here, |
|
dnl but don't use automake for creating Makefile.in |
|
AM_INIT_AUTOMAKE(gforth,0.4.9-20000606) |
|
#snapshots have numbers major.minor.release-YYYYMMDD |
|
#note that lexicographic ordering bust be heeded. |
|
#I.e., 0.4.1-YYYYMMDD must not exist before 0.4.1! |
|
AM_CONFIG_HEADER(engine/config.h) |
|
#AM_CYGWIN32 |
|
|
AC_ARG_ENABLE(force-reg, |
AC_ARG_ENABLE(force-reg, |
[ --enable-force-reg Use explicit register declarations if they appear in |
[ --enable-force-reg Use explicit register declarations if they appear in |
Line 22 AC_DEFINE(INDIRECT_THREADED))
|
Line 50 AC_DEFINE(INDIRECT_THREADED))
|
|
|
AC_ARG_WITH(debug, |
AC_ARG_WITH(debug, |
[ --with-debug specifies option -g to compile with debug info (default) |
[ --with-debug specifies option -g to compile with debug info (default) |
--without-debug omits the -g switch and creates smaller images on |
--without-debug omits the -g switch and creates smaller images on |
machines where "strip" has problems with gcc style |
machines where "strip" has problems with gcc style |
debugging informations.], |
debugging informations.], |
if test "$withval" = "yes"; then DEBUGFLAG=-g; fi) |
if test "$withval" = "yes"; then DEBUGFLAG=-g; fi) |
|
|
|
CFLAGS=$CFLAGS |
|
|
AC_SUBST(GCCLDFLAGS) |
AC_PROG_CC |
|
|
|
if test "$GCC" = "yes" |
|
then |
|
echo "Fine, gcc is available" |
|
else |
|
cat <<'EOF' |
|
Gforth requires GCC-2.0 or higher (it uses GNU C extensions). |
|
It does not work with other C compilers. Please install the GNU C compiler, |
|
and try again (or search for a binary distribution for your platform). |
|
EOF |
|
exit 1 |
|
fi |
|
|
|
AC_SUBST(CC) |
AC_SUBST(DEBUGFLAG) |
AC_SUBST(DEBUGFLAG) |
|
|
dnl the following macro produces a warning with autoconf-2.1 |
dnl the following macro produces a warning with autoconf-2.1 |
Line 42 case "$ac_cv_sizeof_char_p" in
|
Line 85 case "$ac_cv_sizeof_char_p" in
|
;; |
;; |
8) |
8) |
wordsize=64 |
wordsize=64 |
dnl AC_CHECK_SIZEOF(long long) |
|
dnl if [ $ac_cv_sizeof_long_long != 16 ] |
|
dnl then |
|
dnl try the whole thing with -mlonlong128 |
|
dnl complain about C compiler and OS vendor |
|
dnl fi |
|
;; |
;; |
esac |
esac |
|
|
|
AC_CHECK_SIZEOF(char) |
|
AC_CHECK_SIZEOF(short) |
|
AC_CHECK_SIZEOF(int) |
|
AC_CHECK_SIZEOF(long) |
|
AC_CHECK_SIZEOF(long long) |
|
|
|
ac_cv_int_type_cell=none |
|
case "$ac_cv_sizeof_char_p" in |
|
$ac_cv_sizeof_int) |
|
ac_cv_int_type_cell=int |
|
;; |
|
$ac_cv_sizeof_short) |
|
ac_cv_int_type_cell=short |
|
;; |
|
$ac_cv_sizeof_char) |
|
ac_cv_int_type_cell=char |
|
;; |
|
$ac_cv_sizeof_long) |
|
ac_cv_int_type_cell=long |
|
;; |
|
$ac_cv_sizeof_long_long) |
|
ac_cv_int_type_cell="long long" |
|
;; |
|
esac |
|
if test "$ac_cv_int_type_cell" != int; then |
|
echo "So, sizeof(pointer)!=sizeof(int); looks like a DOS C compiler to me." |
|
echo "Since you don't have a proper C on this machine, that's one more reason" |
|
echo "to use Forth;-)" |
|
fi |
|
AC_DEFINE_UNQUOTED(CELL_TYPE,$ac_cv_int_type_cell) |
|
|
|
ac_cv_int_type_double_cell=none |
|
case `expr 2 '*' "$ac_cv_sizeof_char_p"` in |
|
$ac_cv_sizeof_short) |
|
ac_cv_int_type_double_cell=short |
|
;; |
|
$ac_cv_sizeof_int) |
|
ac_cv_int_type_double_cell=int |
|
;; |
|
$ac_cv_sizeof_long) |
|
ac_cv_int_type_double_cell=long |
|
;; |
|
$ac_cv_sizeof_long_long) |
|
ac_cv_int_type_double_cell="long long" |
|
;; |
|
esac |
|
if test "$ac_cv_int_type_double_cell" = none; then |
|
echo "Emulating double-cell arithmetic. This may be slow." |
|
echo "If you find this unacceptable, ask the GCC maintainers to provide proper" |
|
echo 'long longs for your machine (the GCC manual states that they \"are twice as' |
|
echo "long as \`long int\'\")." |
|
LIBOBJS="$LIBOBJS dblsub.o" |
|
AC_DEFINE(BUGGY_LONG_LONG) |
|
else |
|
AC_DEFINE_UNQUOTED(DOUBLE_CELL_TYPE,$ac_cv_int_type_double_cell) |
|
fi |
|
|
|
AC_MSG_CHECKING([whether the linker accepts -export-dynamic]) |
|
OLDLDFLAGS=$LDFLAGS |
|
LDFLAGS="$LDFLAGS -export-dynamic" |
|
AC_TRY_LINK(,,ac_export_dynamic=yes,ac_export_dynamic=no) |
|
test $ac_export_dynamic = yes|| LDFLAGS=$OLDLDFLAGS |
|
AC_MSG_RESULT($ac_export_dynamic) |
|
|
#terminology is a bit unusual here: The host is the system on which |
#terminology is a bit unusual here: The host is the system on which |
#gforth will run; the system on which configure will run is the `build' |
#gforth will run; the system on which configure will run is the `build' |
AC_CANONICAL_HOST |
AC_CANONICAL_HOST |
case "$host_cpu" in |
case "$host_cpu" in |
hppa*) |
hppa*) |
mach_h=hppa |
machine=hppa |
LIBOBJS="cache.o" |
$srcdir/mkinstalldirs arch/hppa |
LDFLAGS="-Xlinker -N" |
LIBOBJS="$LIBOBJS ../arch/hppa/cache.o" |
LIBS="-L/lib/pa1.1/" |
LDFLAGS="$LDFLAGS -Xlinker -N" |
|
LIBS="$LIBS -L/lib/pa1.1/" |
|
if test "${enable_direct_threaded+set}" = "" |
|
then |
|
AC_DEFINE(DIRECT_THREADED) |
|
fi |
;; |
;; |
sparc*) |
sparc*) |
mach_h=sparc |
machine=sparc |
;; |
;; |
i386|i486|i586) |
i386) |
mach_h=386 |
machine=386 |
CFLAGS="-fforce-mem -fforce-addr -fomit-frame-pointer" |
CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem" |
#!! direct/indirect threading switch |
if test "${enable_direct_threaded+set}" = "" \ |
#!! -m486 flag |
-a "${enable_indirect_threaded+set}" = "" |
|
then |
|
echo "Using direct threaded code on 386" |
|
AC_DEFINE(DIRECT_THREADED) |
|
fi |
;; |
;; |
m68*) |
i486) |
mach_h=m68k |
machine=386 |
|
CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem -m486" |
|
if test "${enable_direct_threaded+set}" = "" \ |
|
-a "${enable_indirect_threaded+set}" = "" |
|
then |
|
echo "Using direct threaded code on 486" |
|
AC_DEFINE(DIRECT_THREADED) |
|
fi |
|
;; |
|
i586) |
|
machine=386 |
|
CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem" |
|
CFLAGS_1="$CFLAGS" |
|
CFLAGS="$CFLAGS -mpentium" |
|
AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486") |
|
if test "${enable_direct_threaded+set}" = "" \ |
|
-a "${enable_indirect_threaded+set}" = "" |
|
then |
|
echo "Using indirect threaded code on Pentium/K5/K6" |
|
AC_DEFINE(INDIRECT_THREADED) |
|
fi |
|
;; |
|
i686) |
|
machine=386 |
|
CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem" |
|
CFLAGS_1="$CFLAGS" |
|
CFLAGS="$CFLAGS -mpentiumpro" |
|
AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486") |
|
if test "${enable_direct_threaded+set}" = "" \ |
|
-a "${enable_indirect_threaded+set}" = "" |
|
then |
|
echo "Using direct threaded code on Athlon/PPro/Pentium II/Pentium III" |
|
AC_DEFINE(DIRECT_THREADED) |
|
fi |
|
;; |
|
m68k) |
|
machine=m68k |
|
CFLAGS="$CFLAGS -fomit-frame-pointer" |
|
if test "$host_os" = "nextstep3" |
|
then |
|
LIBOBJS="$LIBOBJS termios.o" |
|
fi |
;; |
;; |
mips*) |
mips*) |
mach_h=mips |
machine=mips |
#link text and data segment into the same 256M region! |
#link text and data segment into the same 256M region! |
GCCLDFLAGS="-Xlinker -T -Xlinker 10000000 -Xlinker -D -Xlinker 10400000" |
AC_MSG_CHECKING([whether the linker accepts -T]) |
|
OLDLDFLAGS=$LDFLAGS |
|
LDFLAGS="$LDFLAGS -Xlinker -T -Xlinker 10000000" |
|
AC_TRY_LINK(,,ac_link_mips_t=yes,ac_link_mips_t=no) |
|
test $ac_link_mips_t = yes||LDFLAGS=$OLDLDFLAGS |
|
AC_MSG_RESULT($ac_link_mips_t) |
|
test $ac_link_mips_t = yes||(echo cannot link text and data into same 256M region, using indirect threading; AC_DEFINE(INDIRECT_THREADED)) |
|
AC_MSG_CHECKING([whether the linker accepts -D]) |
|
OLDLDFLAGS=$LDFLAGS |
|
LDFLAGS="$LDFLAGS -Xlinker -D -Xlinker 10400000" |
|
AC_TRY_LINK(,,ac_link_mips_d=yes,ac_link_mips_d=no) |
|
test $ac_link_mips_d = yes||LDFLAGS=$OLDLDFLAGS |
|
AC_MSG_RESULT($ac_link_mips_d) |
;; |
;; |
alpha*) |
alpha*) |
mach_h=alpha |
machine=alpha |
echo Very Preliminary Support for Alpha!!! |
#full IEEE FP support for more uniformity across platforms: |
|
CFLAGS="$CFLAGS -mieee" |
|
;; |
|
power*) |
|
machine=power |
|
$srcdir/mkinstalldirs arch/power |
|
AC_CHECK_FUNC(_sync_cache_range,true,LIBOBJS="$LIBOBJS ../arch/power/_sync_cache_range.o") |
;; |
;; |
*) |
*) |
echo "No direct threading support for $host_cpu, using indirect threading." |
echo "No direct threading support for $host_cpu, using indirect threading." |
echo "Using a generic 32-bit machine description. It will only work if char * AND" |
echo "Using a generic machine description." |
echo "long values have 32 bits." |
|
echo "I'll assume that C floats and doubles are represented by IEEE single and" |
echo "I'll assume that C floats and doubles are represented by IEEE single and" |
echo "double numbers. If this is not so, SF@ etc. will not work correctly." |
echo "double numbers. If this is not so, SF@ etc. will not work correctly." |
mach_h=32bit |
echo "FLUSH-ICACHE will do nothing, so END-CODE may not work properly!" |
|
machine=generic |
esac |
esac |
AC_SUBST(host) |
AC_SUBST(host) |
|
AC_SUBST(ENGINE_FLAGS) |
|
|
|
AC_CHECK_PROG(asm_fs,asm.fs,$srcdir/arch/$machine/asm.fs,,$srcdir/arch/$machine) |
|
AC_SUBST(asm_fs) |
|
|
|
AC_CHECK_PROG(disasm_fs,disasm.fs,$srcdir/arch/$machine/disasm.fs,,$srcdir/arch/$machine) |
|
AC_SUBST(disasm_fs) |
|
|
|
case "$host_os" in |
|
*win32) |
|
EXE=".exe" |
|
;; |
|
*) |
|
EXE="" |
|
;; |
|
esac |
|
AC_SUBST(EXE) |
|
|
dnl Now a little support for DOS/DJGCC |
dnl Now a little support for DOS/DJGCC |
AC_SUBST(MAKE_EXE) |
AC_SUBST(GFORTH_EXE) |
MAKE_EXE="" |
GFORTH_EXE="" |
|
AC_SUBST(GFORTHFAST_EXE) |
|
GFORTHFAST_EXE="" |
|
AC_SUBST(GFORTHDITC_EXE) |
|
GFORTHDITC_EXE="" |
|
|
|
PATHSEP=":" |
|
AC_SUBST(PATHSEP) |
|
AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP') |
|
|
|
AC_SUBST(FORTHSIZES) |
|
|
dnl copy commands for systems that don't have links |
dnl copy commands for systems that don't have links |
AC_SUBST(LINK_KERNL16L) |
AC_SUBST(LINK_KERNL) |
LINK_KERNL16L="" |
LINK_KERNL="" |
AC_SUBST(LINK_KERNL16B) |
|
LINK_KERNL16B="" |
|
AC_SUBST(LINK_KERNL32L) |
|
LINK_KERNL32L="" |
|
AC_SUBST(LINK_KERNL32B) |
|
LINK_KERNL32B="" |
|
AC_SUBST(LINK_KERNL64L) |
|
LINK_KERNL64L="" |
|
AC_SUBST(LINK_KERNL64B) |
|
LINK_KERNL64B="" |
|
|
|
#if test $host_os=dos |
#if test $host_os=dos |
#then |
#then |
# echo Configuring for DOS!!! |
# echo Configuring for DOS!!! |
# MAKE_EXE="coff2exe gforth" |
# MAKE_EXE="coff2exe gforth" |
# LINK_KERNL32L='$(CP) kernl32l.fi gforth.fi' |
# LINK_KERNL='$(CP) kernl32l.fi kernel.fi' |
#fi |
#fi |
|
|
dnl the following macro produces a warning with autoconf-2.1 |
dnl the following macro produces a warning with autoconf-2.1 |
AC_C_BIGENDIAN |
AC_C_BIGENDIAN |
AC_SUBST(KERNAL) |
AC_SUBST(KERNEL) |
dnl ac_cv_c_bigendian is an undocumented variable of autoconf-2.1 |
dnl ac_cv_c_bigendian is an undocumented variable of autoconf-2.1 |
if test $ac_cv_c_bigendian = yes; then |
if test $ac_cv_c_bigendian = yes; then |
bytesex=b |
bytesex=b |
KERNAL="kernl16b.fi kernl16l.fi kernl32b.fi kernl32l.fi kernl64b.fi kernl64l.fi" |
KERNEL="kernl16b.fi kernl16l.fi kernl32b.fi kernl32l.fi kernl64b.fi kernl64l.fi" |
else |
else |
bytesex=l |
bytesex=l |
KERNAL="kernl16l.fi kernl16b.fi kernl32l.fi kernl32b.fi kernl64l.fi kernl64b.fi" |
KERNEL="kernl16l.fi kernl16b.fi kernl32l.fi kernl32b.fi kernl64l.fi kernl64b.fi" |
fi |
fi |
|
|
dnl Checks for programs. |
dnl Checks for programs. |
AC_PROG_LN_S |
AC_PROG_LN_S |
AC_PROG_INSTALL |
dnl AM_PROG_INSTALL #performed by AM_INIT_AUTOMAKE |
|
|
dnl Checks for library functions |
dnl Checks for library functions |
dnl This check is just for making later checks link with libm. |
dnl This check is just for making later checks link with libm. |
dnl using sin here is no good idea since it is built-into gcc and typechecked |
dnl using sin here is no good idea since it is built-into gcc and typechecked |
AC_CHECK_LIB(m,asin) |
AC_CHECK_LIB(m,asin) |
AC_FUNC_MEMCMP |
AC_CHECK_LIB(dl,dlopen) |
AC_REPLACE_FUNCS(memmove strtoul pow10) |
if test "$host_os" != "nextstep3" |
AC_CHECK_FUNC(getopt_long,getopt_long="",getopt_long="getopt.o getopt1.o") |
then |
AC_SUBST(getopt_long) |
AC_FUNC_MEMCMP |
|
fi |
|
AC_REPLACE_FUNCS(memmove strtoul pow10 strerror strsignal atanh) |
|
AC_CHECK_FUNCS(dlopen sys_siglist) |
|
AC_DECL_SYS_SIGLIST |
|
AC_CHECK_FUNC(getopt_long,true,LIBOBJS="$LIBOBJS getopt.o getopt1.o") |
AC_CHECK_FUNCS(rint expm1 log1p) |
AC_CHECK_FUNCS(rint expm1 log1p) |
AC_REPLACE_FUNCS(ecvt) |
AC_REPLACE_FUNCS(ecvt) |
dnl No check for select, because our replacement is no good under |
dnl No check for select, because our replacement is no good under |
dnl anything but DOS |
dnl anything but DOS |
|
AC_CHECK_HEADERS(sys/mman.h) |
|
AC_CHECK_FUNCS(mmap sysconf getpagesize) |
|
AM_PATH_LISPDIR |
|
|
gforth_fi=kernl${wordsize}${bytesex}.fi |
kernel_fi=kernl${wordsize}${bytesex}.fi |
AC_SUBST(gforth_fi) |
AC_SUBST(kernel_fi) |
|
|
|
dnl replace srource directory by absolute value |
|
if test $srcdir = "."; then srcdir=`pwd` |
|
fi |
|
|
AC_LINK_FILES(${mach_h}.h $gforth_fi,machine.h gforth.fi) |
AC_SUBST(machine) |
AC_OUTPUT(Makefile) |
dnl AC_LINK_FILES(arch/$machine,arch/machine) #no longer needed |
|
AC_OUTPUT([ |
|
Makefile |
|
Makedist |
|
gforthmi |
|
engine/Makefile |
|
doc/version.texi ], |
|
echo timestamp > stamp-h |
|
chmod +x gforthmi |
|
test -d kernel||mkdir kernel) |
|
|