--- gforth/configure.in 2003/01/06 10:51:26 1.97 +++ gforth/configure.in 2003/03/11 21:18:32 1.119 @@ -1,6 +1,6 @@ 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. @@ -20,11 +20,12 @@ dnl Process this file with autoconf to p dnl We use some automake macros here, dnl but don't use automake for creating Makefile.in -AC_INIT([gforth],[0.5.9-20021227],[https://savannah.gnu.org/bugs/?func=addbug&group=gforth]) +AC_INIT([gforth],[0.6.1],[https://savannah.gnu.org/bugs/?func=addbug&group=gforth]) +AC_PREREQ(2.54) #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="27 December 2002" +UPDATED="March 11, 2003" AC_SUBST(UPDATED) AC_CONFIG_HEADERS(engine/config.h) @@ -45,12 +46,25 @@ 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="$withval") + +#variables mentioned in INSTALL +AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x).]) +AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).]) +AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)]) +AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)]) +AC_ARG_VAR(ac_cv_sizeof_short, [sizeof(short)]) +AC_ARG_VAR(ac_cv_sizeof_int, [sizeof(int)]) +AC_ARG_VAR(ac_cv_sizeof_long, [sizeof(long)]) +AC_ARG_VAR(ac_cv_sizeof_long_long, [sizeof(long long)]) +AC_ARG_VAR(ac_cv_sizeof_intptr_t, [sizeof(intptr_t)]) +AC_ARG_VAR(ac_cv_sizeof_int128_t, [sizeof(int128_t)]) +AC_ARG_VAR(ac_cv_c_bigendian, [Is the target big-endian ("yes" or "no)?]) #set up feature test macros, so the tests get them right: # turn on all POSIX, SUSv3, and GNU features if available @@ -64,8 +78,9 @@ dnl AC_DEFINE_UNQUOTED([_POSIX_SOURCE],1 dnl AC_DEFINE_UNQUOTED([_POSIX_C_SOURCE],199506L,[feature test macro]) dnl AC_DEFINE_UNQUOTED([_XOPEN_SOURCE],600,[feature test macro]) # turn on large file support with 64-bit off_t where available -AC_DEFINE_UNQUOTED([_LARGEFILE_SOURCE],1,[feature test macro]) -AC_DEFINE_UNQUOTED([_FILE_OFFSET_BITS],64,[feature test macro]) +AC_SYS_LARGEFILE +dnl AC_DEFINE_UNQUOTED([_LARGEFILE_SOURCE],1,[feature test macro]) +dnl AC_DEFINE_UNQUOTED([_FILE_OFFSET_BITS],64,[feature test macro]) #currently we force direct threading this way. Eventually we should #setup in the arch and engine files right @@ -89,79 +104,6 @@ dnl no_dynamic_default=1 dnl AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2)) dnl fi -dnl the following macro produces a warning with autoconf-2.1 -AC_CHECK_SIZEOF(char *) -case "$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 - -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,$ac_small_off_t,[1 if off_t fits in a Cell]) - AC_MSG_CHECKING([whether the linker accepts -export-dynamic]) OLDLDFLAGS=$LDFLAGS LDFLAGS="$LDFLAGS -export-dynamic" @@ -179,7 +121,7 @@ case "$host_cpu" in machine=hppa $srcdir/mkinstalldirs arch/hppa AC_LIBOBJ(../arch/hppa/cache) - LDFLAGS="$LDFLAGS -Xlinker -N" + #LDFLAGS="$LDFLAGS -Xlinker -N" LIBS="$LIBS -L/lib/pa1.1/" ;; sparc*) @@ -211,9 +153,6 @@ case "$host_cpu" in then AC_LIBOBJ(termios) fi - #I-cache flushing would be needed for dynamic code generation - no_dynamic_default=1 - AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2)) ;; mips*) machine=mips @@ -232,19 +171,6 @@ case "$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($ac_link_mips_d) ;; alpha*) machine=alpha @@ -255,6 +181,8 @@ case "$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]) @@ -266,13 +194,123 @@ case "$host_cpu" in AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2)) esac AC_SUBST(host) + +dnl the following macro produces a warning with autoconf-2.1 +AC_CHECK_SIZEOF(char *) +case "$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]) + +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-cross-jump +AC_MSG_CHECKING([if $CC understands -fno-cross-jump]) CFLAGS_1="$CFLAGS" CFLAGS="$CFLAGS -fno-cross-jump" -AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1") +AC_TRY_COMPILE(,,ac_nocrossjump=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-cross-jump",ac_nocrossjump=no) +CFLAGS="$CFLAGS_1" +AC_MSG_RESULT($ac_nocrossjump) AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine) AC_SUBST(asm_fs) @@ -280,22 +318,22 @@ AC_SUBST(asm_fs) AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine) AC_SUBST(disasm_fs) +AC_PATH_PROG(INSTALL_INFO,install-info,[echo '>>>>Please make info dir entry:'],$PATH:/sbin:/usr/sbin:/usr/local/sbin) + case "$host_os" in - *win32) - EXE=".exe" - DIRSEP="\\" + *win32|cygwin) + DIRSEP="\\\\" ;; *darwin*) #Darwin uses some funny preprocessor by default; eliminate it: - AC_MSG_WARN([using -traditional-cpp on Darwin]) + AC_MSG_NOTICE([using -traditional-cpp on Darwin]) CFLAGS="$CFLAGS -traditional-cpp" - ;; + DIRSEP="/" + ;; *) - EXE="" DIRSEP="/" ;; esac -AC_SUBST(EXE) AC_SUBST(DIRSEP) AC_DEFINE_UNQUOTED(DIRSEP,'$DIRSEP',[a directory separator character]) @@ -315,13 +353,14 @@ AC_DEFINE_UNQUOTED(PATHSEP,'$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 @@ -398,7 +437,7 @@ fi AC_REPLACE_FUNCS(memmove strtoul pow10 strerror strsignal atanh) AC_FUNC_FSEEKO AC_CHECK_FUNCS(ftello dlopen sys_siglist getrusage) - +AC_CHECK_TYPES(stack_t,,,[#include ]) AC_DECL_SYS_SIGLIST AC_CHECK_FUNC(getopt_long,true,AC_LIBOBJ(getopt); AC_LIBOBJ(getopt1)) AC_CHECK_FUNCS(expm1 log1p)