--- gforth/configure.in 2002/12/24 14:47:23 1.92 +++ gforth/configure.in 2003/01/27 22:00:10 1.108 @@ -18,18 +18,15 @@ dnl Process this file with autoconf to p #along with this program; if not, write to the Free Software #Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, 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,0.5.9-20020901) +AC_INIT([gforth],[0.5.9-20030127],[https://savannah.gnu.org/bugs/?func=addbug&group=gforth]) #snapshots have numbers major.minor.release-YYYYMMDD #note that lexicographic ordering must be heeded. #I.e., 0.4.1-YYYYMMDD must not exist before 0.4.1! -UPDATED="1 September 2002" +UPDATED="27 January 2003" AC_SUBST(UPDATED) -AM_CONFIG_HEADER(engine/config.h) -#AM_CYGWIN32 +AC_CONFIG_HEADERS(engine/config.h) #default setting that may be changed later: no_dynamic_default=0 @@ -48,12 +45,41 @@ AC_ARG_WITH(debug, debugging informations.], if test "$withval" = "yes"; then DEBUGFLAG=-g; fi) -PEEPHOLE="yes" -AC_ARG_WITH(peephole, -[ --with-peephole Enable peephole optimization (default) - --without-peephole disables peephole optimization. Creates smaller, - but slower images.], -PEEPHOLE="$withval") +dnl PEEPHOLE="yes" +dnl AC_ARG_WITH(peephole, +dnl [ --with-peephole Enable peephole optimization (default) +dnl --without-peephole disables peephole optimization. Creates smaller, +dnl but slower images.], +dnl PEEPHOLE="$withval") + +#variables mentioned in INSTALL +AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x).]) +AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).]) +AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)]) +AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)]) +AC_ARG_VAR(ac_cv_sizeof_short, [sizeof(short)]) +AC_ARG_VAR(ac_cv_sizeof_int, [sizeof(int)]) +AC_ARG_VAR(ac_cv_sizeof_long, [sizeof(long)]) +AC_ARG_VAR(ac_cv_sizeof_long_long, [sizeof(long long)]) +AC_ARG_VAR(ac_cv_sizeof_intptr_t, [sizeof(intptr_t)]) +AC_ARG_VAR(ac_cv_sizeof_int128_t, [sizeof(int128_t)]) +AC_ARG_VAR(ac_cv_c_bigendian, [Is the target big-endian ("yes" or "no)?]) + +#set up feature test macros, so the tests get them right: +# turn on all POSIX, SUSv3, and GNU features if available +AC_GNU_SOURCE +dnl AC_DEFINE_UNQUOTED([_GNU_SOURCE],1,[feature test macro]) + +dnl Don't define _POSIX_SOURCE etc. because some OSs (in particular +dnl MacOSX) disable some features then (MacOSX checks for _POSIX_SOURCE, +dnl but not for _XOPEN_SOURCE) +dnl AC_DEFINE_UNQUOTED([_POSIX_SOURCE],1,[feature test macro]) +dnl AC_DEFINE_UNQUOTED([_POSIX_C_SOURCE],199506L,[feature test macro]) +dnl AC_DEFINE_UNQUOTED([_XOPEN_SOURCE],600,[feature test macro]) +# turn on large file support with 64-bit off_t where available +AC_SYS_LARGEFILE +dnl AC_DEFINE_UNQUOTED([_LARGEFILE_SOURCE],1,[feature test macro]) +dnl AC_DEFINE_UNQUOTED([_FILE_OFFSET_BITS],64,[feature test macro]) #currently we force direct threading this way. Eventually we should #setup in the arch and engine files right @@ -67,81 +93,15 @@ test "$GCC" = "yes" || AC_MSG_ERROR(Gfor AC_SUBST(CC) AC_SUBST(DEBUGFLAG) -AC_MSG_CHECKING(gcc version) -gcc_version=`$CC -v 2>&1|grep 'gcc version'|sed 's/.*gcc version //'` -AC_MSG_RESULT($gcc_version) -if expr "$gcc_version" \> 3.0.4 >/dev/null && expr "$gcc_version" \< 3.2.1 >/dev/null -then - no_dynamic_default=1 - AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2)) -fi - -dnl the following macro produces a warning with autoconf-2.1 -AC_CHECK_SIZEOF(char *) -case "$ac_cv_sizeof_char_p" in - 2) - wordsize=16 - ;; - 4) - wordsize=32 - ;; - 8) - wordsize=64 - ;; -esac - -AC_CHECK_SIZEOF(char) -AC_CHECK_SIZEOF(short) -AC_CHECK_SIZEOF(int) -AC_CHECK_SIZEOF(long) -AC_CHECK_SIZEOF(long long) - -AC_MSG_CHECKING([for a C type for cells]) -ac_cv_int_type_cell=none -case "$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 - ;; - $ac_cv_sizeof_long_long) - ac_cv_int_type_cell="long long" - ;; -esac -AC_MSG_RESULT($ac_cv_int_type_cell) -AC_DEFINE_UNQUOTED(CELL_TYPE,$ac_cv_int_type_cell,[an integer type that is as long as a pointer]) - -AC_MSG_CHECKING([for a C type for double-cells]) -ac_cv_int_type_double_cell=none -case `expr 2 '*' "$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 - ;; - $ac_cv_sizeof_long_long) - ac_cv_int_type_double_cell="long long" - ;; -esac -AC_MSG_RESULT($ac_cv_int_type_double_cell) -if test "$ac_cv_int_type_double_cell" = none; then - AC_MSG_WARN([Emulating double-cell arithmetic. This may be slow.]) - AC_LIBOBJ(dblsub) - AC_DEFINE(BUGGY_LONG_LONG,,[define this if there is no working DOUBLE_CELL_TYPE on your machine]) -else - AC_DEFINE_UNQUOTED(DOUBLE_CELL_TYPE,$ac_cv_int_type_double_cell,[an integer type that is twice as long as a pointer]) -fi +dnl gcc-3.2 seems to work fine now +dnl AC_MSG_CHECKING(gcc version) +dnl gcc_version=`$CC -v 2>&1|grep 'gcc version'|sed 's/.*gcc version //'` +dnl AC_MSG_RESULT($gcc_version) +dnl if expr "$gcc_version" \> 3.0.4 >/dev/null && expr "$gcc_version" \< 3.2.1 >/dev/null +dnl then +dnl no_dynamic_default=1 +dnl AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2)) +dnl fi AC_MSG_CHECKING([whether the linker accepts -export-dynamic]) OLDLDFLAGS=$LDFLAGS @@ -181,9 +141,10 @@ case "$host_cpu" in CFLAGS="$CFLAGS -march=pentium" AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486") ;; - ia64*) - machine=ia64 - ;; +#generic should work for IA64 +# ia64*) +# machine=ia64 +# ;; m68k) machine=m68k CFLAGS="$CFLAGS -fomit-frame-pointer" @@ -209,19 +170,6 @@ case "$host_cpu" in #Therefore we disable dynamic native code by default: no_dynamic_default=1 AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2)) - #link text and data segment into the same 256M region! - 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($ac_link_mips_t) - AC_MSG_CHECKING([whether the linker accepts -D]) - OLDLDFLAGS=$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($ac_link_mips_d) ;; alpha*) machine=alpha @@ -232,16 +180,108 @@ case "$host_cpu" in machine=power $srcdir/mkinstalldirs arch/power AC_CHECK_FUNC(_sync_cache_range,true,AC_LIBOBJ(../arch/power/_sync_cache_range)) + #long long is broken on (at least) gcc-2.95.* for PPC + test x$ac_cv_sizeof_long_long = x && ac_cv_sizeof_long_long=0 ;; *) AC_MSG_WARN([Using a generic machine description]) AC_MSG_WARN([Assuming C floats and doubles are IEEE floats and doubles (for SF@ DF@ SF! DF!)]) AC_MSG_WARN([FLUSH-ICACHE will do nothing, so END-CODE may not work properly!]) machine=generic + #I-cache flushing would be needed for dynamic code generation + no_dynamic_default=1 + AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2)) esac AC_SUBST(host) AC_SUBST(ENGINE_FLAGS) +dnl the following macro produces a warning with autoconf-2.1 +AC_CHECK_SIZEOF(char *) +case "$ac_cv_sizeof_char_p" in + 2) + wordsize=16 + ;; + 4) + wordsize=32 + ;; + 8) + wordsize=64 + ;; +esac + +AC_CHECK_SIZEOF(char) +AC_CHECK_SIZEOF(short) +AC_CHECK_SIZEOF(int) +AC_CHECK_SIZEOF(long) +AC_CHECK_SIZEOF(long long) +AC_CHECK_SIZEOF(intptr_t) +AC_CHECK_SIZEOF(int128_t) + +AC_MSG_CHECKING([for a C type for cells]) +ac_cv_int_type_cell=none +case "$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" + ;; + $ac_cv_sizeof_intptr_t) + ac_cv_int_type_cell="intptr_t" + ;; + $ac_cv_sizeof_int128_t) + ac_cv_int_type_cell="int128_t" + ;; +esac +AC_MSG_RESULT($ac_cv_int_type_cell) +AC_DEFINE_UNQUOTED(CELL_TYPE,$ac_cv_int_type_cell,[an integer type that is as long as a pointer]) + +AC_MSG_CHECKING([for a C type for double-cells]) +ac_cv_int_type_double_cell=none +case `expr 2 '*' "$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" + ;; + $ac_cv_sizeof_intptr_t) + ac_cv_int_type_double_cell="intptr_t" + ;; + $ac_cv_sizeof_int128_t) + ac_cv_int_type_double_cell="int128_t" + ;; +esac +AC_MSG_RESULT($ac_cv_int_type_double_cell) +if test "$ac_cv_int_type_double_cell" = none; then + AC_MSG_WARN([Emulating double-cell arithmetic. This may be slow.]) + AC_LIBOBJ(dblsub) + AC_DEFINE(BUGGY_LONG_LONG,,[define this if there is no working DOUBLE_CELL_TYPE on your machine]) +else + AC_DEFINE_UNQUOTED(DOUBLE_CELL_TYPE,$ac_cv_int_type_double_cell,[an integer type that is twice as long as a pointer]) +fi + +AC_TYPE_OFF_T +AC_CHECK_SIZEOF(off_t) +test $ac_cv_sizeof_off_t -gt $ac_cv_sizeof_char_p +ac_small_off_t=$? +AC_DEFINE_UNQUOTED(SMALL_OFF_T,$ac_small_off_t,[1 if off_t fits in a Cell]) + # Try if GCC understands -fno-cross-jump CFLAGS_1="$CFLAGS" @@ -255,16 +295,19 @@ AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$ AC_SUBST(disasm_fs) case "$host_os" in - *win32) - EXE=".exe" - DIRSEP="\\" + *win32|cygwin) + DIRSEP="\\\\" + ;; + *darwin*) + #Darwin uses some funny preprocessor by default; eliminate it: + AC_MSG_NOTICE([using -traditional-cpp on Darwin]) + CFLAGS="$CFLAGS -traditional-cpp" + DIRSEP="/" ;; *) - EXE="" DIRSEP="/" ;; esac -AC_SUBST(EXE) AC_SUBST(DIRSEP) AC_DEFINE_UNQUOTED(DIRSEP,'$DIRSEP',[a directory separator character]) @@ -284,13 +327,14 @@ AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a AC_SUBST(FORTHSIZES) -if test "$PEEPHOLE" = "yes" -then - PEEPHOLEFLAG="true" - AC_DEFINE(HAS_PEEPHOLE,,[Define if you want to use peephole optimization]) -else - PEEPHOLEFLAG="false" -fi +dnl if test "$PEEPHOLE" = "yes" +dnl then +dnl PEEPHOLEFLAG="true" +dnl AC_DEFINE(HAS_PEEPHOLE,,[Define if you want to use peephole optimization]) +dnl else +dnl PEEPHOLEFLAG="false" +dnl fi +PEEPHOLEFLAG="true" AC_SUBST(PEEPHOLEFLAG) dnl copy commands for systems that don't have links @@ -353,7 +397,7 @@ AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$n dnl Checks for programs. AC_PROG_LN_S -dnl AM_PROG_INSTALL #performed by AM_INIT_AUTOMAKE +AC_PROG_INSTALL dnl Checks for library functions dnl This check is just for making later checks link with libm. @@ -365,7 +409,9 @@ then AC_FUNC_MEMCMP fi AC_REPLACE_FUNCS(memmove strtoul pow10 strerror strsignal atanh) -AC_CHECK_FUNCS(dlopen sys_siglist getrusage) +AC_FUNC_FSEEKO +AC_CHECK_FUNCS(ftello dlopen sys_siglist getrusage) +AC_CHECK_TYPES(stack_t) AC_DECL_SYS_SIGLIST AC_CHECK_FUNC(getopt_long,true,AC_LIBOBJ(getopt); AC_LIBOBJ(getopt1)) AC_CHECK_FUNCS(expm1 log1p) @@ -387,17 +433,17 @@ AC_SUBST(kernel_fi) #fi AC_SUBST(machine) -dnl AC_LINK_FILES(arch/$machine,arch/machine) #no longer needed -AC_OUTPUT([ +AC_CONFIG_FILES([ Makefile Makedist gforthmi vmgen machpc.fs engine/Makefile -doc/version.texi ], -echo timestamp > stamp-h +doc/version.texi ]) +AC_CONFIG_COMMANDS([stamp-h],[[echo timestamp > stamp-h chmod +x gforthmi chmod +x vmgen -test -d kernel||mkdir kernel) +test -d kernel||mkdir kernel]],[[]]) +AC_OUTPUT