| 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 Free Software Foundation, Inc. |
#Copyright (C) 1995,1996,1997,1998,2000,2003 Free Software Foundation, Inc. |
| |
|
| #This file is part of Gforth. |
#This file is part of Gforth. |
| |
|
| #along with this program; if not, write to the Free Software |
#along with this program; if not, write to the Free Software |
| #Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
#Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
| |
|
| |
|
| 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],[0.5.9-20030127],[https://savannah.gnu.org/bugs/?func=addbug&group=gforth]) |
AC_INIT([gforth],[0.6.1-20030806],[https://savannah.gnu.org/bugs/?func=addbug&group=gforth]) |
| |
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="27 January 2003" |
UPDATED="August 6, 2003" |
| AC_SUBST(UPDATED) |
AC_SUBST(UPDATED) |
| AC_CONFIG_HEADERS(engine/config.h) |
AC_CONFIG_HEADERS(engine/config.h) |
| |
|
| |
#suppress the "-g -O2" default |
| |
test "$CFLAGS" || CFLAGS=-O2 |
| |
|
| #default setting that may be changed later: |
#default setting that may be changed later: |
| no_dynamic_default=0 |
test "$no_dynamic_default" || no_dynamic_default=0 |
| |
|
| 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 |
| AC_DEFINE(FORCE_REG,,[Define if you want to use explicit register declarations for better performance or for more convenient CODE words (does not work with all GCC versions on all machines)])) |
AC_DEFINE(FORCE_REG,,[Define if you want to use explicit register declarations for better performance or for more convenient CODE words (does not work with all GCC versions on all machines)])) |
| |
|
| 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 |
| --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.], |
| dnl PEEPHOLE="$withval") |
dnl PEEPHOLE="$withval") |
| |
|
| #variables mentioned in INSTALL |
#variables mentioned in INSTALL |
| AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x).]) |
AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x); gcc-2.95 recommended.]) |
| AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).]) |
AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).]) |
| 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_char, [sizeof(char)]) |
AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)]) |
| AC_ARG_VAR(ac_cv_sizeof_long_long, [sizeof(long long)]) |
AC_ARG_VAR(ac_cv_sizeof_long_long, [sizeof(long long)]) |
| AC_ARG_VAR(ac_cv_sizeof_intptr_t, [sizeof(intptr_t)]) |
AC_ARG_VAR(ac_cv_sizeof_intptr_t, [sizeof(intptr_t)]) |
| AC_ARG_VAR(ac_cv_sizeof_int128_t, [sizeof(int128_t)]) |
AC_ARG_VAR(ac_cv_sizeof_int128_t, [sizeof(int128_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]) |
| |
|
| #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 |
| #currently we force direct threading this way. Eventually we should |
#currently we force direct threading this way. Eventually we should |
| #setup in the arch and engine files right |
#setup in the arch and engine files right |
| |
|
| CFLAGS=$CFLAGS |
|
| |
|
| AC_PROG_CC |
AC_PROG_CC |
| |
|
| test "$GCC" = "yes" || AC_MSG_ERROR(Gforth uses GNU C extensions and requires GCC 2.0 or higher) |
test "$GCC" = "yes" || AC_MSG_ERROR(Gforth uses GNU C extensions and requires GCC 2.0 or higher) |
| AC_SUBST(CC) |
AC_SUBST(CC) |
| AC_SUBST(DEBUGFLAG) |
AC_SUBST(DEBUGFLAG) |
| |
|
| |
AC_MSG_CHECKING(make type) |
| |
make_type=`make -v 2>&1|grep 'ake version'|sed 's/ version .*//'` |
| |
|
| |
GNUMAKE='#' |
| |
test "$make_type" = "GNU Make" && GNUMAKE='' |
| |
|
| |
AC_MSG_RESULT($make_type) |
| |
|
| |
AC_SUBST(GNUMAKE) |
| |
|
| dnl gcc-3.2 seems to work fine now |
dnl gcc-3.2 seems to work fine now |
| dnl AC_MSG_CHECKING(gcc version) |
dnl AC_MSG_CHECKING(gcc version) |
| dnl gcc_version=`$CC -v 2>&1|grep 'gcc version'|sed 's/.*gcc version //'` |
dnl gcc_version=`$CC -v 2>&1|grep 'gcc version'|sed 's/.*gcc version //'` |
| machine=hppa |
machine=hppa |
| $srcdir/mkinstalldirs arch/hppa |
$srcdir/mkinstalldirs arch/hppa |
| AC_LIBOBJ(../arch/hppa/cache) |
AC_LIBOBJ(../arch/hppa/cache) |
| LDFLAGS="$LDFLAGS -Xlinker -N" |
#LDFLAGS="$LDFLAGS -Xlinker -N" |
| LIBS="$LIBS -L/lib/pa1.1/" |
LIBS="$LIBS -L/lib/pa1.1/" |
| |
#executing dynamically generated code produced segfaults on |
| |
#the only HPPA machine that could waste code space, so |
| |
#disable it by default |
| |
no_dynamic_default=1 |
| |
AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2)) |
| ;; |
;; |
| sparc*) |
sparc*) |
| machine=sparc |
machine=sparc |
| AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2)) |
AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2)) |
| esac |
esac |
| AC_SUBST(host) |
AC_SUBST(host) |
| AC_SUBST(ENGINE_FLAGS) |
|
| |
|
| dnl the following macro produces a warning with autoconf-2.1 |
dnl the following macro produces a warning with autoconf-2.1 |
| AC_CHECK_SIZEOF(char *) |
AC_CHECK_SIZEOF(char *) |
| ac_small_off_t=$? |
ac_small_off_t=$? |
| AC_DEFINE_UNQUOTED(SMALL_OFF_T,$ac_small_off_t,[1 if off_t fits in a Cell]) |
AC_DEFINE_UNQUOTED(SMALL_OFF_T,$ac_small_off_t,[1 if off_t fits in a Cell]) |
| |
|
| # Try if GCC understands -fno-cross-jump |
ENGINE_FLAGS= |
| |
AC_SUBST(ENGINE_FLAGS) |
| |
|
| |
# Try if GCC understands -fno-gcse |
| |
|
| |
AC_MSG_CHECKING([if $CC understands -fno-gcse]) |
| |
CFLAGS_1="$CFLAGS" |
| |
CFLAGS="$CFLAGS -fno-gcse" |
| |
AC_TRY_COMPILE(,,ac_nogcse=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-gcse",ac_nogcse=no) |
| |
CFLAGS="$CFLAGS_1" |
| |
AC_MSG_RESULT($ac_nogcse) |
| |
|
| |
# Try if GCC understands -fno-strict-aliasing |
| |
AC_MSG_CHECKING([if $CC understands -fno-strict-aliasing]) |
| |
CFLAGS_1="$CFLAGS" |
| |
CFLAGS="$CFLAGS -fno-strict-aliasing" |
| |
AC_TRY_COMPILE(,,ac_nostrictaliasing=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-strict-aliasing",ac_nostrictaliasing=no) |
| |
CFLAGS="$CFLAGS_1" |
| |
AC_MSG_RESULT($ac_nostrictaliasing) |
| |
|
| |
# Try if GCC understands -fno-crossjumping |
| |
AC_MSG_CHECKING([if $CC understands -fno-crossjumping]) |
| CFLAGS_1="$CFLAGS" |
CFLAGS_1="$CFLAGS" |
| CFLAGS="$CFLAGS -fno-cross-jump" |
CFLAGS="$CFLAGS -fno-crossjumping" |
| AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1") |
AC_TRY_COMPILE(,,ac_nocrossjumping=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-crossjumping",ac_nocrossjumping=no) |
| |
CFLAGS="$CFLAGS_1" |
| |
AC_MSG_RESULT($ac_nocrossjumping) |
| |
|
| |
# Try if GCC understands __attribute__((unused)) |
| |
AC_MSG_CHECKING([how to suppress 'unused variable' warnings]) |
| |
AC_TRY_COMPILE(,[int __attribute__((unused)) foo;], MAYBE_UNUSED='__attribute__((unused))',) |
| |
AC_DEFINE_UNQUOTED(MAYBE_UNUSED,$MAYBE_UNUSED,[attribute for possibly unused variables]) |
| |
AC_MSG_RESULT($MAYBE_UNUSED) |
| |
|
| AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine) |
AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine) |
| AC_SUBST(asm_fs) |
AC_SUBST(asm_fs) |
| AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine) |
AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine) |
| AC_SUBST(disasm_fs) |
AC_SUBST(disasm_fs) |
| |
|
| |
AC_PATH_PROG(INSTALL_INFO,install-info,[echo '>>>>Please make info dir entry:'],$PATH:/sbin:/usr/sbin:/usr/local/sbin) |
| |
|
| case "$host_os" in |
case "$host_os" in |
| *win32|cygwin) |
*win32|cygwin) |
| DIRSEP="\\\\" |
DIRSEP="\\\\" |
| |
PATHSEP=";" |
| ;; |
;; |
| *darwin*) |
*darwin*) |
| #Darwin uses some funny preprocessor by default; eliminate it: |
#Darwin uses some funny preprocessor by default; eliminate it: |
| AC_MSG_NOTICE([using -traditional-cpp on Darwin]) |
AC_MSG_NOTICE([using -no-cpp-precomp on Darwin]) |
| CFLAGS="$CFLAGS -traditional-cpp" |
CFLAGS="$CFLAGS -no-cpp-precomp" |
| DIRSEP="/" |
DIRSEP="/" |
| |
PATHSEP=":" |
| ;; |
;; |
| *) |
*) |
| DIRSEP="/" |
DIRSEP="/" |
| |
PATHSEP=":" |
| ;; |
;; |
| esac |
esac |
| AC_SUBST(DIRSEP) |
AC_SUBST(DIRSEP) |
| AC_DEFINE_UNQUOTED(DIRSEP,'$DIRSEP',[a directory separator character]) |
AC_DEFINE_UNQUOTED(DIRSEP,'$DIRSEP',[a directory separator character]) |
| |
AC_SUBST(PATHSEP) |
| |
AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a path separator character]) |
| |
|
| |
|
| dnl Now a little support for DOS/DJGCC |
dnl Now a little support for DOS/DJGCC |
| AC_SUBST(GFORTH_EXE) |
AC_SUBST(GFORTH_EXE) |
| AC_SUBST(GFORTHDITC_EXE) |
AC_SUBST(GFORTHDITC_EXE) |
| GFORTHDITC_EXE="" |
GFORTHDITC_EXE="" |
| |
|
| PATHSEP=":" |
|
| AC_SUBST(PATHSEP) |
|
| AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a path separator character]) |
|
| |
|
| AC_SUBST(FORTHSIZES) |
AC_SUBST(FORTHSIZES) |
| |
|
| dnl if test "$PEEPHOLE" = "yes" |
dnl if test "$PEEPHOLE" = "yes" |
| 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(dl,dlopen) |
AC_CHECK_LIB(dl,dlopen) |
| |
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) |
| |
FFCALLFLAG="false" |
| |
OLDCALLFLAG="true" |
| |
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]) |
| |
test $ac_cv_lib_avcall___builtin_avcall = no && AC_DEFINE(HAS_OLDCALL,,[define this if you want to use the old call libraries]) |
| |
AC_SUBST(FFCALLFLAG) |
| |
AC_SUBST(OLDCALLFLAG) |
| if test "$host_os" != "nextstep3" |
if test "$host_os" != "nextstep3" |
| then |
then |
| AC_FUNC_MEMCMP |
AC_FUNC_MEMCMP |
| AC_REPLACE_FUNCS(memmove strtoul pow10 strerror strsignal atanh) |
AC_REPLACE_FUNCS(memmove strtoul pow10 strerror strsignal atanh) |
| AC_FUNC_FSEEKO |
AC_FUNC_FSEEKO |
| AC_CHECK_FUNCS(ftello dlopen sys_siglist getrusage) |
AC_CHECK_FUNCS(ftello dlopen sys_siglist getrusage) |
| AC_CHECK_TYPES(stack_t) |
AC_CHECK_TYPES(stack_t,,,[#include <signal.h>]) |
| AC_DECL_SYS_SIGLIST |
AC_DECL_SYS_SIGLIST |
| AC_CHECK_FUNC(getopt_long,true,AC_LIBOBJ(getopt); AC_LIBOBJ(getopt1)) |
AC_CHECK_FUNC(getopt_long,true,AC_LIBOBJ(getopt); AC_LIBOBJ(getopt1)) |
| AC_CHECK_FUNCS(expm1 log1p) |
AC_CHECK_FUNCS(expm1 log1p) |