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| 1 : | anton | 1.1 | dnl Process this file with autoconf to produce a configure script. |
| 2 : | anton | 1.20 | |
| 3 : | anton | 1.200 | #Copyright (C) 1995,1996,1997,1998,2000,2003,2004,2005,2006,2007 Free Software Foundation, Inc. |
| 4 : | anton | 1.20 | |
| 5 : | #This file is part of Gforth. | ||
| 6 : | |||
| 7 : | #Gforth is free software; you can redistribute it and/or | ||
| 8 : | #modify it under the terms of the GNU General Public License | ||
| 9 : | anton | 1.201 | #as published by the Free Software Foundation, either version 3 |
| 10 : | anton | 1.20 | #of the License, or (at your option) any later version. |
| 11 : | |||
| 12 : | #This program is distributed in the hope that it will be useful, | ||
| 13 : | #but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| 14 : | #MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.#See the | ||
| 15 : | #GNU General Public License for more details. | ||
| 16 : | |||
| 17 : | #You should have received a copy of the GNU General Public License | ||
| 18 : | anton | 1.201 | #along with this program. If not, see http://www.gnu.org/licenses/. |
| 19 : | anton | 1.20 | |
| 20 : | anton | 1.121 | |
| 21 : | anton | 1.34 | dnl We use some automake macros here, |
| 22 : | dnl but don't use automake for creating Makefile.in | ||
| 23 : | anton | 1.188 | AC_INIT([gforth],[0.6.9-20070604],[https://savannah.gnu.org/bugs/?func=addbug&group=gforth]) |
| 24 : | anton | 1.113 | AC_PREREQ(2.54) |
| 25 : | anton | 1.47 | #snapshots have numbers major.minor.release-YYYYMMDD |
| 26 : | anton | 1.92 | #note that lexicographic ordering must be heeded. |
| 27 : | anton | 1.47 | #I.e., 0.4.1-YYYYMMDD must not exist before 0.4.1! |
| 28 : | anton | 1.187 | UPDATED="June 02, 2007" |
| 29 : | anton | 1.84 | AC_SUBST(UPDATED) |
| 30 : | anton | 1.94 | AC_CONFIG_HEADERS(engine/config.h) |
| 31 : | anton | 1.14 | |
| 32 : | anton | 1.121 | #suppress the "-g -O2" default |
| 33 : | test "$CFLAGS" || CFLAGS=-O2 | ||
| 34 : | |||
| 35 : | pazsan | 1.150 | AC_ARG_ENABLE(force-cdiv, |
| 36 : | AC_HELP_STRING([--enable-force-cdiv], | ||
| 37 : | [ Use the native C division - symmetric - instead of | ||
| 38 : | floored division (default disabled).]), | ||
| 39 : | ,enable_force_cdiv=no) | ||
| 40 : | test "$enable_force_cdiv" = "no"|| | ||
| 41 : | AC_DEFINE(FORCE_CDIV,,[Define if you want to use explicit symmetric division for better performance]) | ||
| 42 : | |||
| 43 : | anton | 1.149 | AC_SUBST(PROFEXES) |
| 44 : | AC_SUBST(PROFOBJS) | ||
| 45 : | anton | 1.135 | AC_ARG_ENABLE(prof, |
| 46 : | anton | 1.149 | AC_HELP_STRING([--enable-prof], |
| 47 : | [ Build gforth-prof, which outputs frequently occuring | ||
| 48 : | sequences of primitives.]), | ||
| 49 : | ,enable_prof=no) | ||
| 50 : | anton | 1.204 | if test "$enable_prof" != "no"; then |
| 51 : | PROFEXES='gforth-prof$(OPT)$(EXE)'; PROFOBJS='engine-prof$(OPT).o main-prof$(OPT).o profile$(OPT).o' | ||
| 52 : | anton | 1.149 | fi |
| 53 : | anton | 1.1 | |
| 54 : | pazsan | 1.9 | AC_ARG_WITH(debug, |
| 55 : | pazsan | 1.122 | [ --with-debug specifies option -g to compile with debug info |
| 56 : | --without-debug omits the -g switch and creates smaller images on | ||
| 57 : | machines where "strip" has problems with gcc style | ||
| 58 : | debugging informations.], | ||
| 59 : | pazsan | 1.9 | if test "$withval" = "yes"; then DEBUGFLAG=-g; fi) |
| 60 : | pazsan | 1.122 | |
| 61 : | pazsan | 1.185 | GCC_LD="\$(GCC)" |
| 62 : | EC_MODE="false" | ||
| 63 : | EC="" | ||
| 64 : | anton | 1.204 | engine2='engine2$(OPT).o' |
| 65 : | engine_fast2='engine-fast2$(OPT).o' | ||
| 66 : | pazsan | 1.185 | no_dynamic="" |
| 67 : | image_i="" | ||
| 68 : | signals_o="io.o signals.o" | ||
| 69 : | |||
| 70 : | pazsan | 1.182 | AC_ARG_WITH(ec, |
| 71 : | AC_HELP_STRING([--with-ec=<arch>], | ||
| 72 : | pazsan | 1.168 | [ Build gforth for systems without OS.]), |
| 73 : | pazsan | 1.182 | [if test "$withval" = "no"; then |
| 74 : | echo "defining hosted system" | ||
| 75 : | else | ||
| 76 : | echo "defining standalone system (${withval})" | ||
| 77 : | pazsan | 1.168 | AC_DEFINE(STANDALONE,,[Define if you want a Gforth without OS]) |
| 78 : | pazsan | 1.167 | EC_MODE="true" |
| 79 : | pazsan | 1.178 | EC="-ec" |
| 80 : | engine2="" | ||
| 81 : | engine_fast2="" | ||
| 82 : | no_dynamic="-DNO_DYNAMIC" | ||
| 83 : | image_i="image.i" | ||
| 84 : | pazsan | 1.182 | if test "$withval" != "yes"; then |
| 85 : | signals_o="io-${withval}.o" | ||
| 86 : | else | ||
| 87 : | signals_o="io.o" | ||
| 88 : | fi | ||
| 89 : | pazsan | 1.183 | GCC_PATH=$(which $CC) |
| 90 : | LIB_PATH=${GCC_PATH%/*/*} | ||
| 91 : | GCC_LD="\$(LD)" | ||
| 92 : | pazsan | 1.184 | platform=${withval} |
| 93 : | pazsan | 1.182 | fi]) |
| 94 : | pazsan | 1.167 | |
| 95 : | anton | 1.104 | #variables mentioned in INSTALL |
| 96 : | anton | 1.203 | AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x).]) |
| 97 : | anton | 1.104 | AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).]) |
| 98 : | anton | 1.203 | AC_ARG_VAR(STACK_CACHE_REGS, [number of registers in the maximum stack cache state for gforth-fast and gforth-native (default platform-dependent).]) |
| 99 : | anton | 1.151 | AC_ARG_VAR(STACK_CACHE_DEFAULT_FAST, [number of registers in the default stack cache state for gforth-fast and gforth-native (default 1).]) |
| 100 : | anton | 1.173 | 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)]) |
| 101 : | |||
| 102 : | anton | 1.104 | AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)]) |
| 103 : | pazsan | 1.183 | AC_ARG_VAR(ac_cv_sizeof_void_p, [sizeof(void *)]) |
| 104 : | anton | 1.104 | AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)]) |
| 105 : | AC_ARG_VAR(ac_cv_sizeof_short, [sizeof(short)]) | ||
| 106 : | AC_ARG_VAR(ac_cv_sizeof_int, [sizeof(int)]) | ||
| 107 : | AC_ARG_VAR(ac_cv_sizeof_long, [sizeof(long)]) | ||
| 108 : | AC_ARG_VAR(ac_cv_sizeof_long_long, [sizeof(long long)]) | ||
| 109 : | AC_ARG_VAR(ac_cv_sizeof_intptr_t, [sizeof(intptr_t)]) | ||
| 110 : | anton | 1.123 | AC_ARG_VAR(ac_cv_c_bigendian, [Is the target big-endian ("yes" or "no")?]) |
| 111 : | AC_ARG_VAR(no_dynamic_default, [run gforth with --dynamic (0) or --no-dynamic (1) by default]) | ||
| 112 : | anton | 1.190 | AC_ARG_VAR(condbranch_opt, [enable (1) or disable (0) using two dispatches for conditional branches]) |
| 113 : | anton | 1.166 | AC_ARG_VAR(skipcode, [assembly code for skipping 16 bytes of code]) |
| 114 : | anton | 1.174 | AC_ARG_VAR(asmcomment, [assembler comment start string]) |
| 115 : | anton | 1.175 | AC_ARG_VAR(arm_cacheflush, [file containing ARM cacheflush function (without .c)]) |
| 116 : | anton | 1.82 | |
| 117 : | anton | 1.96 | #set up feature test macros, so the tests get them right: |
| 118 : | # turn on all POSIX, SUSv3, and GNU features if available | ||
| 119 : | anton | 1.97 | AC_GNU_SOURCE |
| 120 : | dnl AC_DEFINE_UNQUOTED([_GNU_SOURCE],1,[feature test macro]) | ||
| 121 : | |||
| 122 : | dnl Don't define _POSIX_SOURCE etc. because some OSs (in particular | ||
| 123 : | dnl MacOSX) disable some features then (MacOSX checks for _POSIX_SOURCE, | ||
| 124 : | dnl but not for _XOPEN_SOURCE) | ||
| 125 : | dnl AC_DEFINE_UNQUOTED([_POSIX_SOURCE],1,[feature test macro]) | ||
| 126 : | dnl AC_DEFINE_UNQUOTED([_POSIX_C_SOURCE],199506L,[feature test macro]) | ||
| 127 : | dnl AC_DEFINE_UNQUOTED([_XOPEN_SOURCE],600,[feature test macro]) | ||
| 128 : | anton | 1.96 | # turn on large file support with 64-bit off_t where available |
| 129 : | anton | 1.105 | AC_SYS_LARGEFILE |
| 130 : | dnl AC_DEFINE_UNQUOTED([_LARGEFILE_SOURCE],1,[feature test macro]) | ||
| 131 : | dnl AC_DEFINE_UNQUOTED([_FILE_OFFSET_BITS],64,[feature test macro]) | ||
| 132 : | anton | 1.96 | |
| 133 : | anton | 1.82 | #currently we force direct threading this way. Eventually we should |
| 134 : | #setup in the arch and engine files right | ||
| 135 : | anton | 1.16 | |
| 136 : | pazsan | 1.15 | AC_PROG_CC |
| 137 : | |||
| 138 : | anton | 1.92 | test "$GCC" = "yes" || AC_MSG_ERROR(Gforth uses GNU C extensions and requires GCC 2.0 or higher) |
| 139 : | pazsan | 1.9 | |
| 140 : | anton | 1.190 | AC_MSG_CHECKING([whether to use two dispatches per conditional branch]) |
| 141 : | test x$condbranch_opt = x && | ||
| 142 : | if ($CC -v 2>&1 |grep -q 'gcc version 3'); then | ||
| 143 : | condbranch_opt=0 | ||
| 144 : | else | ||
| 145 : | condbranch_opt=1 | ||
| 146 : | fi | ||
| 147 : | AC_MSG_RESULT($condbranch_opt) | ||
| 148 : | AC_SUBST(condbranch_opt) | ||
| 149 : | |||
| 150 : | pazsan | 1.15 | AC_SUBST(CC) |
| 151 : | pazsan | 1.183 | AC_SUBST(GCC_LD) |
| 152 : | pazsan | 1.9 | AC_SUBST(DEBUGFLAG) |
| 153 : | pazsan | 1.178 | AC_SUBST(EC) |
| 154 : | pazsan | 1.167 | AC_SUBST(EC_MODE) |
| 155 : | pazsan | 1.178 | AC_SUBST(engine2) |
| 156 : | AC_SUBST(engine_fast2) | ||
| 157 : | AC_SUBST(no_dynamic) | ||
| 158 : | AC_SUBST(image_i) | ||
| 159 : | pazsan | 1.179 | AC_SUBST(signals_o) |
| 160 : | anton | 1.7 | |
| 161 : | anton | 1.174 | #this is used to disable some (not generally essential) part of the |
| 162 : | #Makefile that some makes don't grok. It would be better to test for | ||
| 163 : | #this specific Makefile feature than the make version. | ||
| 164 : | pazsan | 1.128 | AC_MSG_CHECKING(make type) |
| 165 : | anton | 1.174 | make_type=`make -n -v 2>&1|grep 'ake'|sed 's/ake .*/ake/'` |
| 166 : | pazsan | 1.128 | GNUMAKE='#' |
| 167 : | test "$make_type" = "GNU Make" && GNUMAKE='' | ||
| 168 : | AC_MSG_RESULT($make_type) | ||
| 169 : | AC_SUBST(GNUMAKE) | ||
| 170 : | |||
| 171 : | jwilke | 1.50 | AC_MSG_CHECKING([whether the linker accepts -export-dynamic]) |
| 172 : | OLDLDFLAGS=$LDFLAGS | ||
| 173 : | LDFLAGS="$LDFLAGS -export-dynamic" | ||
| 174 : | anton | 1.69 | dnl AC_TRY_LINK gives false positive on rs6000-ibm-aix4.2.1.0 |
| 175 : | dnl AC_TRY_LINK(,,ac_export_dynamic=yes,ac_export_dynamic=no) | ||
| 176 : | AC_TRY_RUN(main(){exit(0);},ac_export_dynamic=yes,ac_export_dynamic=no,ac_export_dynamic=no) | ||
| 177 : | jwilke | 1.50 | test $ac_export_dynamic = yes|| LDFLAGS=$OLDLDFLAGS |
| 178 : | AC_MSG_RESULT($ac_export_dynamic) | ||
| 179 : | |||
| 180 : | anton | 1.1 | #terminology is a bit unusual here: The host is the system on which |
| 181 : | #gforth will run; the system on which configure will run is the `build' | ||
| 182 : | AC_CANONICAL_HOST | ||
| 183 : | case "$host_cpu" in | ||
| 184 : | anton | 1.136 | arm*) |
| 185 : | machine=arm | ||
| 186 : | CFLAGS="$CFLAGS -fomit-frame-pointer" | ||
| 187 : | pazsan | 1.184 | if test x$platform = xnxt; then |
| 188 : | pazsan | 1.183 | CFLAGS="$CFLAGS -mthumb -mthumb-interwork" |
| 189 : | fi | ||
| 190 : | anton | 1.175 | if test -z $arm_cacheflush; then |
| 191 : | dvdkhlng | 1.212 | case "$host_os" in |
| 192 : | *linux*) | ||
| 193 : | arm_cacheflush=arch/arm/cacheflush-linux | ||
| 194 : | ;; | ||
| 195 : | *) | ||
| 196 : | no_dynamic_default=1 | ||
| 197 : | arm_cacheflush=arch/arm/cacheflush0 | ||
| 198 : | AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation]) | ||
| 199 : | ;; | ||
| 200 : | esac | ||
| 201 : | anton | 1.136 | fi |
| 202 : | dvdkhlng | 1.212 | AC_LIBSOURCES([../arch/arm/cacheflush0, dnl |
| 203 : | ../arch/arm/cacheflush1, dnl | ||
| 204 : | ../arch/arm/cacheflush2, dnl | ||
| 205 : | ../arch/arm/cacheflush-linux]) | ||
| 206 : | anton | 1.175 | AC_LIBOBJ(../$arm_cacheflush) |
| 207 : | anton | 1.177 | #longer skipcodes lead to problems on ARM, and it uses |
| 208 : | #only 4-byte alignment anyway | ||
| 209 : | test "$skipcode" || skipcode="nop" | ||
| 210 : | anton | 1.136 | ;; |
| 211 : | anton | 1.1 | hppa*) |
| 212 : | anton | 1.34 | machine=hppa |
| 213 : | anton | 1.46 | $srcdir/mkinstalldirs arch/hppa |
| 214 : | pazsan | 1.87 | AC_LIBOBJ(../arch/hppa/cache) |
| 215 : | anton | 1.134 | #-N needed for --dynamic <M4U3b.3790$9d.317@news.cpqcorp.net> |
| 216 : | LDFLAGS="$LDFLAGS -Xlinker -N" | ||
| 217 : | anton | 1.47 | LIBS="$LIBS -L/lib/pa1.1/" |
| 218 : | anton | 1.1 | ;; |
| 219 : | sparc*) | ||
| 220 : | anton | 1.34 | machine=sparc |
| 221 : | anton | 1.1 | ;; |
| 222 : | anton | 1.31 | i386) |
| 223 : | anton | 1.34 | machine=386 |
| 224 : | anton | 1.189 | CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr" |
| 225 : | anton | 1.31 | ;; |
| 226 : | i486) | ||
| 227 : | anton | 1.34 | machine=386 |
| 228 : | anton | 1.189 | CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -m486" |
| 229 : | anton | 1.31 | ;; |
| 230 : | anton | 1.77 | i*86) |
| 231 : | anton | 1.34 | machine=386 |
| 232 : | anton | 1.189 | CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr" |
| 233 : | pazsan | 1.56 | CFLAGS_1="$CFLAGS" |
| 234 : | pazsan | 1.87 | CFLAGS="$CFLAGS -march=pentium" |
| 235 : | pazsan | 1.56 | AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486") |
| 236 : | anton | 1.1 | ;; |
| 237 : | anton | 1.133 | x86_64) |
| 238 : | pazsan | 1.192 | case $CC |
| 239 : | in | ||
| 240 : | *-m32*) | ||
| 241 : | machine=386 | ||
| 242 : | CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr" | ||
| 243 : | CFLAGS_1="$CFLAGS" | ||
| 244 : | CFLAGS="$CFLAGS -march=athlon64" | ||
| 245 : | ;; | ||
| 246 : | *) | ||
| 247 : | machine=amd64 | ||
| 248 : | ;; | ||
| 249 : | esac | ||
| 250 : | anton | 1.133 | ;; |
| 251 : | anton | 1.136 | ia64*) |
| 252 : | machine=ia64 | ||
| 253 : | AC_LIBOBJ(../arch/ia64/flush_icache_block) | ||
| 254 : | test "$skipcode" || skipcode="nop.i 0" | ||
| 255 : | #".skip 16" passes the test below, | ||
| 256 : | # but gives an assembler error in engine | ||
| 257 : | ;; | ||
| 258 : | pazsan | 1.26 | m68k) |
| 259 : | anton | 1.34 | machine=m68k |
| 260 : | pazsan | 1.32 | CFLAGS="$CFLAGS -fomit-frame-pointer" |
| 261 : | if test "$host_os" = "nextstep3" | ||
| 262 : | then | ||
| 263 : | pazsan | 1.87 | AC_LIBOBJ(termios) |
| 264 : | pazsan | 1.32 | fi |
| 265 : | pazsan | 1.26 | ;; |
| 266 : | anton | 1.1 | mips*) |
| 267 : | anton | 1.34 | machine=mips |
| 268 : | anton | 1.92 | #dynamic native code has the following problems on MIPS: |
| 269 : | # | ||
| 270 : | #1) J/JAL seems relocatable, but is are only | ||
| 271 : | #relocatable within a 256MB-segment. While we try to | ||
| 272 : | #get the linker to arrange this, there is no guarantee | ||
| 273 : | #that this will succeed (and if the user uses a lot of | ||
| 274 : | #memory, it is likely to fail). | ||
| 275 : | # | ||
| 276 : | #2) The way we generate dynamic native code may | ||
| 277 : | #violate MIPS architectural restrictions (in | ||
| 278 : | #particular, the delay slots of LW, MFLO, etc.) | ||
| 279 : | # | ||
| 280 : | #Therefore we disable dynamic native code by default: | ||
| 281 : | anton | 1.136 | if test -z $no_dynamic_default; then |
| 282 : | no_dynamic_default=1 | ||
| 283 : | AC_MSG_WARN([Disabling default dynamic native code generation (relocation and delay slot issues)]) | ||
| 284 : | fi | ||
| 285 : | anton | 1.1 | ;; |
| 286 : | pazsan | 1.9 | alpha*) |
| 287 : | anton | 1.34 | machine=alpha |
| 288 : | anton | 1.58 | #full IEEE FP support for more uniformity across platforms: |
| 289 : | CFLAGS="$CFLAGS -mieee" | ||
| 290 : | pazsan | 1.9 | ;; |
| 291 : | anton | 1.69 | power*|rs6000) |
| 292 : | anton | 1.34 | machine=power |
| 293 : | anton | 1.46 | $srcdir/mkinstalldirs arch/power |
| 294 : | anton | 1.138 | AC_CHECK_FUNC(_sync_cache_range,[true],[AC_LIBOBJ(../arch/power/_sync_cache_range)]) |
| 295 : | anton | 1.103 | #long long is broken on (at least) gcc-2.95.* for PPC |
| 296 : | anton | 1.165 | test x$ac_cv_sizeof_long_long = x && |
| 297 : | ($CC -v 2>&1 |grep -q 'gcc version 2.95') && | ||
| 298 : | ac_cv_sizeof_long_long=0 | ||
| 299 : | anton | 1.203 | #The only architecture with enough callee-saved registers |
| 300 : | test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=3 | ||
| 301 : | #or use 2, hardly slower at run-time and starts up faster | ||
| 302 : | anton | 1.31 | ;; |
| 303 : | anton | 1.1 | *) |
| 304 : | anton | 1.92 | AC_MSG_WARN([Using a generic machine description]) |
| 305 : | AC_MSG_WARN([Assuming C floats and doubles are IEEE floats and doubles (for SF@ DF@ SF! DF!)]) | ||
| 306 : | AC_MSG_WARN([FLUSH-ICACHE will do nothing, so END-CODE may not work properly!]) | ||
| 307 : | anton | 1.34 | machine=generic |
| 308 : | anton | 1.97 | #I-cache flushing would be needed for dynamic code generation |
| 309 : | anton | 1.136 | if test -z $no_dynamic_default; then |
| 310 : | no_dynamic_default=1 | ||
| 311 : | AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation]) | ||
| 312 : | fi | ||
| 313 : | anton | 1.1 | esac |
| 314 : | anton | 1.10 | AC_SUBST(host) |
| 315 : | anton | 1.151 | |
| 316 : | pazsan | 1.184 | MAKEINC="" |
| 317 : | |||
| 318 : | echo "Check for arch/$machine/$platform/gforth.ld ($EC_MODE)" | ||
| 319 : | pazsan | 1.183 | if test x$EC_MODE = xtrue |
| 320 : | then | ||
| 321 : | pazsan | 1.184 | echo "Check for arch/$machine/$platform/gforth.ld" |
| 322 : | if test -f arch/$machine/$platform/gforth.ld | ||
| 323 : | pazsan | 1.183 | then |
| 324 : | pazsan | 1.184 | LDFLAGS="-T ../arch/$machine/$platform/gforth.ld -Map \$@.map -cref --gc-sections $LDFLAGS" |
| 325 : | if test x$platform = xnxt; then | ||
| 326 : | pazsan | 1.183 | LIBS="$LIB_PATH/lib/gcc/arm-elf/$($CC --version | grep GCC | cut -d' ' -f3)/interwork/libgcc.a $LIB_PATH/arm-elf/lib/interwork/libc.a $LIBS" |
| 327 : | fi | ||
| 328 : | fi | ||
| 329 : | pazsan | 1.184 | if test -f arch/$machine/$platform/make.inc |
| 330 : | then | ||
| 331 : | MAKEINC="include ../arch/$machine/$platform/make.inc" | ||
| 332 : | fi | ||
| 333 : | pazsan | 1.183 | fi |
| 334 : | pazsan | 1.184 | AC_SUBST(MAKEINC) |
| 335 : | pazsan | 1.183 | |
| 336 : | anton | 1.203 | AC_ARG_VAR(STACK_CACHE_REGS, [number of registers in the maximum stack cache state for gforth-fast and gforth-native (default platform-dependent).]) |
| 337 : | |||
| 338 : | test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=1 | ||
| 339 : | AC_DEFINE_UNQUOTED(STACK_CACHE_REGS, $STACK_CACHE_REGS, | ||
| 340 : | [number of registers in the maximum stack cache state for gforth-fast and gforth-native]) | ||
| 341 : | anton | 1.151 | test x$STACK_CACHE_DEFAULT_FAST = x && STACK_CACHE_DEFAULT_FAST=1 |
| 342 : | AC_DEFINE_UNQUOTED(STACK_CACHE_DEFAULT_FAST, $STACK_CACHE_DEFAULT_FAST, | ||
| 343 : | [number of registers in the default stack cache state for gforth-fast and gforth-native]) | ||
| 344 : | pazsan | 1.146 | |
| 345 : | anton | 1.173 | test x$GCC_PR15242_WORKAROUND = x || |
| 346 : | AC_DEFINE_UNQUOTED(GCC_PR15242_WORKAROUND, $GCC_PR15242_WORKAROUND, | ||
| 347 : | [force (1) or forbid (0) use of a workaround for a gcc performance bug]) | ||
| 348 : | |||
| 349 : | anton | 1.103 | dnl the following macro produces a warning with autoconf-2.1 |
| 350 : | AC_CHECK_SIZEOF(char *) | ||
| 351 : | case "$ac_cv_sizeof_char_p" in | ||
| 352 : | 2) | ||
| 353 : | wordsize=16 | ||
| 354 : | ;; | ||
| 355 : | 4) | ||
| 356 : | wordsize=32 | ||
| 357 : | ;; | ||
| 358 : | 8) | ||
| 359 : | wordsize=64 | ||
| 360 : | ;; | ||
| 361 : | esac | ||
| 362 : | |||
| 363 : | pazsan | 1.183 | AC_CHECK_SIZEOF(void *) |
| 364 : | case "$ac_cv_sizeof_void_p" in | ||
| 365 : | 2) | ||
| 366 : | vwordsize=16 | ||
| 367 : | ;; | ||
| 368 : | 4) | ||
| 369 : | vwordsize=32 | ||
| 370 : | ;; | ||
| 371 : | 8) | ||
| 372 : | vwordsize=64 | ||
| 373 : | ;; | ||
| 374 : | esac | ||
| 375 : | |||
| 376 : | anton | 1.103 | AC_CHECK_SIZEOF(char) |
| 377 : | AC_CHECK_SIZEOF(short) | ||
| 378 : | AC_CHECK_SIZEOF(int) | ||
| 379 : | AC_CHECK_SIZEOF(long) | ||
| 380 : | AC_CHECK_SIZEOF(long long) | ||
| 381 : | AC_CHECK_SIZEOF(intptr_t) | ||
| 382 : | AC_CHECK_SIZEOF(int128_t) | ||
| 383 : | pazsan | 1.144 | AC_CHECK_SIZEOF(uint128_t) |
| 384 : | anton | 1.103 | |
| 385 : | AC_MSG_CHECKING([for a C type for cells]) | ||
| 386 : | ac_cv_int_type_cell=none | ||
| 387 : | case "$ac_cv_sizeof_char_p" in | ||
| 388 : | $ac_cv_sizeof_int) | ||
| 389 : | ac_cv_int_type_cell=int | ||
| 390 : | ;; | ||
| 391 : | $ac_cv_sizeof_short) | ||
| 392 : | ac_cv_int_type_cell=short | ||
| 393 : | ;; | ||
| 394 : | $ac_cv_sizeof_char) | ||
| 395 : | ac_cv_int_type_cell=char | ||
| 396 : | ;; | ||
| 397 : | $ac_cv_sizeof_long) | ||
| 398 : | ac_cv_int_type_cell=long | ||
| 399 : | ;; | ||
| 400 : | $ac_cv_sizeof_long_long) | ||
| 401 : | ac_cv_int_type_cell="long long" | ||
| 402 : | ;; | ||
| 403 : | $ac_cv_sizeof_intptr_t) | ||
| 404 : | ac_cv_int_type_cell="intptr_t" | ||
| 405 : | ;; | ||
| 406 : | esac | ||
| 407 : | AC_MSG_RESULT($ac_cv_int_type_cell) | ||
| 408 : | AC_DEFINE_UNQUOTED(CELL_TYPE,$ac_cv_int_type_cell,[an integer type that is as long as a pointer]) | ||
| 409 : | |||
| 410 : | pazsan | 1.153 | AC_MSG_CHECKING([for a C type for wydes]) |
| 411 : | ac_cv_wyde_type_cell=none | ||
| 412 : | case 2 in | ||
| 413 : | $ac_cv_sizeof_int) | ||
| 414 : | ac_cv_wyde_type_cell=int | ||
| 415 : | ;; | ||
| 416 : | $ac_cv_sizeof_short) | ||
| 417 : | ac_cv_wyde_type_cell=short | ||
| 418 : | ;; | ||
| 419 : | $ac_cv_sizeof_char) | ||
| 420 : | ac_cv_wyde_type_cell=char | ||
| 421 : | ;; | ||
| 422 : | $ac_cv_sizeof_long) | ||
| 423 : | ac_cv_wyde_type_cell=long | ||
| 424 : | ;; | ||
| 425 : | $ac_cv_sizeof_long_long) | ||
| 426 : | ac_cv_wyde_type_cell="long long" | ||
| 427 : | ;; | ||
| 428 : | $ac_cv_sizeof_intptr_t) | ||
| 429 : | ac_cv_wyde_type_cell="intptr_t" | ||
| 430 : | ;; | ||
| 431 : | esac | ||
| 432 : | AC_MSG_RESULT($ac_cv_wyde_type_cell) | ||
| 433 : | AC_DEFINE_UNQUOTED(WYDE_TYPE,$ac_cv_wyde_type_cell,[an integer type that is 2 bytes long]) | ||
| 434 : | |||
| 435 : | AC_MSG_CHECKING([for a C type for tetrabytes]) | ||
| 436 : | ac_cv_tetrabyte_type_cell=none | ||
| 437 : | case 4 in | ||
| 438 : | $ac_cv_sizeof_int) | ||
| 439 : | ac_cv_tetrabyte_type_cell=int | ||
| 440 : | ;; | ||
| 441 : | $ac_cv_sizeof_short) | ||
| 442 : | ac_cv_tetrabyte_type_cell=short | ||
| 443 : | ;; | ||
| 444 : | $ac_cv_sizeof_char) | ||
| 445 : | ac_cv_tetrabyte_type_cell=char | ||
| 446 : | ;; | ||
| 447 : | $ac_cv_sizeof_long) | ||
| 448 : | ac_cv_tetrabyte_type_cell=long | ||
| 449 : | ;; | ||
| 450 : | $ac_cv_sizeof_long_long) | ||
| 451 : | ac_cv_tetrabyte_type_cell="long long" | ||
| 452 : | ;; | ||
| 453 : | $ac_cv_sizeof_intptr_t) | ||
| 454 : | ac_cv_tetrabyte_type_cell="intptr_t" | ||
| 455 : | ;; | ||
| 456 : | esac | ||
| 457 : | AC_MSG_RESULT($ac_cv_tetrabyte_type_cell) | ||
| 458 : | AC_DEFINE_UNQUOTED(TETRABYTE_TYPE,$ac_cv_tetrabyte_type_cell,[an integer type that is 4 bytes long]) | ||
| 459 : | |||
| 460 : | anton | 1.103 | AC_MSG_CHECKING([for a C type for double-cells]) |
| 461 : | ac_cv_int_type_double_cell=none | ||
| 462 : | case `expr 2 '*' "$ac_cv_sizeof_char_p"` in | ||
| 463 : | $ac_cv_sizeof_short) | ||
| 464 : | ac_cv_int_type_double_cell=short | ||
| 465 : | ;; | ||
| 466 : | $ac_cv_sizeof_int) | ||
| 467 : | ac_cv_int_type_double_cell=int | ||
| 468 : | ;; | ||
| 469 : | $ac_cv_sizeof_long) | ||
| 470 : | ac_cv_int_type_double_cell=long | ||
| 471 : | ;; | ||
| 472 : | $ac_cv_sizeof_long_long) | ||
| 473 : | ac_cv_int_type_double_cell="long long" | ||
| 474 : | ;; | ||
| 475 : | $ac_cv_sizeof_intptr_t) | ||
| 476 : | ac_cv_int_type_double_cell="intptr_t" | ||
| 477 : | ;; | ||
| 478 : | anton | 1.205 | $ac_cv_sizeof_int128_t) |
| 479 : | anton | 1.103 | ac_cv_int_type_double_cell="int128_t" |
| 480 : | ;; | ||
| 481 : | esac | ||
| 482 : | AC_MSG_RESULT($ac_cv_int_type_double_cell) | ||
| 483 : | pazsan | 1.144 | |
| 484 : | AC_MSG_CHECKING([for a C type for unsigned double-cells]) | ||
| 485 : | ac_cv_int_type_double_ucell=none | ||
| 486 : | case `expr 2 '*' "$ac_cv_sizeof_char_p"` in | ||
| 487 : | $ac_cv_sizeof_short) | ||
| 488 : | ac_cv_int_type_double_ucell="unsigned short" | ||
| 489 : | ;; | ||
| 490 : | $ac_cv_sizeof_int) | ||
| 491 : | ac_cv_int_type_double_ucell="unsigned int" | ||
| 492 : | ;; | ||
| 493 : | $ac_cv_sizeof_long) | ||
| 494 : | ac_cv_int_type_double_ucell="unsigned long" | ||
| 495 : | ;; | ||
| 496 : | $ac_cv_sizeof_long_long) | ||
| 497 : | ac_cv_int_type_double_ucell="unsigned long long" | ||
| 498 : | ;; | ||
| 499 : | $ac_cv_sizeof_intptr_t) | ||
| 500 : | ac_cv_int_type_double_ucell="unsigned intptr_t" | ||
| 501 : | ;; | ||
| 502 : | $ac_cv_sizeof_uint128_t) | ||
| 503 : | ac_cv_int_type_double_ucell="uint128_t" | ||
| 504 : | ;; | ||
| 505 : | esac | ||
| 506 : | AC_MSG_RESULT($ac_cv_int_type_double_ucell) | ||
| 507 : | |||
| 508 : | anton | 1.204 | if test "$ac_cv_int_type_double_cell" != none && \ |
| 509 : | test "$ac_cv_int_type_double_ucell" != none | ||
| 510 : | pazsan | 1.144 | then |
| 511 : | anton | 1.103 | AC_DEFINE_UNQUOTED(DOUBLE_CELL_TYPE,$ac_cv_int_type_double_cell,[an integer type that is twice as long as a pointer]) |
| 512 : | pazsan | 1.144 | AC_DEFINE_UNQUOTED(DOUBLE_UCELL_TYPE,$ac_cv_int_type_double_ucell,[an unsigned integer type that is twice as long as a pointer]) |
| 513 : | anton | 1.206 | OPTS=-ll |
| 514 : | else | ||
| 515 : | if test "$ac_cv_sizeof_char_p" == 8; then | ||
| 516 : | anton | 1.213 | OPTS="-ll -noll" |
| 517 : | anton | 1.206 | else |
| 518 : | OPTS=-noll | ||
| 519 : | fi | ||
| 520 : | anton | 1.103 | fi |
| 521 : | anton | 1.207 | |
| 522 : | if grep -q FORCE_REG arch/$machine/machine.h; then | ||
| 523 : | OPTS=`for i in $OPTS; do echo -n "$i-reg "; done`$OPTS | ||
| 524 : | fi | ||
| 525 : | anton | 1.206 | AC_SUBST(OPTS) |
| 526 : | anton | 1.103 | |
| 527 : | AC_TYPE_OFF_T | ||
| 528 : | AC_CHECK_SIZEOF(off_t) | ||
| 529 : | test $ac_cv_sizeof_off_t -gt $ac_cv_sizeof_char_p | ||
| 530 : | ac_small_off_t=$? | ||
| 531 : | AC_DEFINE_UNQUOTED(SMALL_OFF_T,$ac_small_off_t,[1 if off_t fits in a Cell]) | ||
| 532 : | anton | 1.1 | |
| 533 : | anton | 1.109 | ENGINE_FLAGS= |
| 534 : | AC_SUBST(ENGINE_FLAGS) | ||
| 535 : | |||
| 536 : | # Try if GCC understands -fno-gcse | ||
| 537 : | |||
| 538 : | AC_MSG_CHECKING([if $CC understands -fno-gcse]) | ||
| 539 : | CFLAGS_1="$CFLAGS" | ||
| 540 : | CFLAGS="$CFLAGS -fno-gcse" | ||
| 541 : | AC_TRY_COMPILE(,,ac_nogcse=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-gcse",ac_nogcse=no) | ||
| 542 : | CFLAGS="$CFLAGS_1" | ||
| 543 : | AC_MSG_RESULT($ac_nogcse) | ||
| 544 : | |||
| 545 : | # Try if GCC understands -fno-strict-aliasing | ||
| 546 : | AC_MSG_CHECKING([if $CC understands -fno-strict-aliasing]) | ||
| 547 : | CFLAGS_1="$CFLAGS" | ||
| 548 : | CFLAGS="$CFLAGS -fno-strict-aliasing" | ||
| 549 : | AC_TRY_COMPILE(,,ac_nostrictaliasing=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-strict-aliasing",ac_nostrictaliasing=no) | ||
| 550 : | CFLAGS="$CFLAGS_1" | ||
| 551 : | AC_MSG_RESULT($ac_nostrictaliasing) | ||
| 552 : | |||
| 553 : | anton | 1.123 | # Try if GCC understands -fno-crossjumping |
| 554 : | AC_MSG_CHECKING([if $CC understands -fno-crossjumping]) | ||
| 555 : | pazsan | 1.88 | CFLAGS_1="$CFLAGS" |
| 556 : | anton | 1.123 | CFLAGS="$CFLAGS -fno-crossjumping" |
| 557 : | anton | 1.125 | AC_TRY_COMPILE(,,ac_nocrossjumping=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-crossjumping",ac_nocrossjumping=no) |
| 558 : | anton | 1.109 | CFLAGS="$CFLAGS_1" |
| 559 : | pazsan | 1.124 | AC_MSG_RESULT($ac_nocrossjumping) |
| 560 : | pazsan | 1.88 | |
| 561 : | pazsan | 1.137 | # Try if GCC understands -fno-reorder-blocks |
| 562 : | AC_MSG_CHECKING([if $CC understands -fno-reorder-blocks]) | ||
| 563 : | CFLAGS_1="$CFLAGS" | ||
| 564 : | CFLAGS="$CFLAGS -fno-reorder-blocks" | ||
| 565 : | AC_TRY_COMPILE(,,ac_noreorder_blocks=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-reorder-blocks",ac_noreorder_blocks=no) | ||
| 566 : | CFLAGS="$CFLAGS_1" | ||
| 567 : | AC_MSG_RESULT($ac_noreorder_blocks) | ||
| 568 : | |||
| 569 : | anton | 1.189 | # Try if GCC understands -falign-labels=1 |
| 570 : | AC_MSG_CHECKING([if $CC understands -falign-labels=1]) | ||
| 571 : | CFLAGS_1="$CFLAGS" | ||
| 572 : | CFLAGS="$CFLAGS -falign-labels=1" | ||
| 573 : | anton | 1.194 | AC_TRY_COMPILE(,,ac_align_labels=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-labels=1",ac_align_labels=no) |
| 574 : | anton | 1.189 | CFLAGS="$CFLAGS_1" |
| 575 : | AC_MSG_RESULT($ac_align_labels) | ||
| 576 : | |||
| 577 : | anton | 1.193 | # Try if GCC understands -falign-loops=1 |
| 578 : | AC_MSG_CHECKING([if $CC understands -falign-loops=1]) | ||
| 579 : | CFLAGS_1="$CFLAGS" | ||
| 580 : | CFLAGS="$CFLAGS -falign-loops=1" | ||
| 581 : | anton | 1.194 | AC_TRY_COMPILE(,,ac_align_loops=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-loops=1",ac_align_loops=no) |
| 582 : | anton | 1.193 | CFLAGS="$CFLAGS_1" |
| 583 : | AC_MSG_RESULT($ac_align_loops) | ||
| 584 : | |||
| 585 : | # Try if GCC understands -falign-jumps=1 | ||
| 586 : | AC_MSG_CHECKING([if $CC understands -falign-jumps=1]) | ||
| 587 : | CFLAGS_1="$CFLAGS" | ||
| 588 : | CFLAGS="$CFLAGS -falign-jumps=1" | ||
| 589 : | anton | 1.194 | AC_TRY_COMPILE(,,ac_align_jumps=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-jumps=1",ac_align_jumps=no) |
| 590 : | anton | 1.193 | CFLAGS="$CFLAGS_1" |
| 591 : | AC_MSG_RESULT($ac_align_jumps) | ||
| 592 : | |||
| 593 : | anton | 1.130 | # Try if GCC understands __attribute__((unused)) |
| 594 : | AC_MSG_CHECKING([how to suppress 'unused variable' warnings]) | ||
| 595 : | AC_TRY_COMPILE(,[int __attribute__((unused)) foo;], MAYBE_UNUSED='__attribute__((unused))',) | ||
| 596 : | AC_DEFINE_UNQUOTED(MAYBE_UNUSED,$MAYBE_UNUSED,[attribute for possibly unused variables]) | ||
| 597 : | AC_MSG_RESULT($MAYBE_UNUSED) | ||
| 598 : | |||
| 599 : | anton | 1.195 | #try if m4 understands -s |
| 600 : | AC_MSG_CHECKING([how to invoke m4]) | ||
| 601 : | anton | 1.196 | if m4 -s /dev/null >/dev/null 2>&1; then |
| 602 : | anton | 1.195 | M4="m4 -s" |
| 603 : | else | ||
| 604 : | M4=m4 | ||
| 605 : | fi | ||
| 606 : | AC_SUBST(M4) | ||
| 607 : | AC_DEFINE_UNQUOTED(M4,"$M4",[How to invoke m4]) | ||
| 608 : | AC_MSG_RESULT($M4) | ||
| 609 : | |||
| 610 : | pazsan | 1.202 | # Find installed Gforth |
| 611 : | AC_MSG_CHECKING([for gforth]) | ||
| 612 : | GFORTH="`which gforth 2>/dev/null`" | ||
| 613 : | anton | 1.210 | if test ! -z "$GFORTH"; then GFORTH="$GFORTH -m4M --die-on-signal -i `gforth --debug -e bye 2>&1 |grep "Opened image file: "|sed 's/Opened image file: //'`" ; fi |
| 614 : | pazsan | 1.202 | AC_SUBST(GFORTH) |
| 615 : | AC_DEFINE_UNQUOTED(GFORTH,"$GFORTH",[How to invoke gforth]) | ||
| 616 : | AC_MSG_RESULT($GFORTH) | ||
| 617 : | |||
| 618 : | anton | 1.191 | echo "machine='$machine'" |
| 619 : | |||
| 620 : | dnl AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine) | ||
| 621 : | AC_CHECK_FILE($srcdir/arch/$machine/asm.fs,[asm_fs=arch/$machine/asm.fs],) | ||
| 622 : | anton | 1.61 | AC_SUBST(asm_fs) |
| 623 : | |||
| 624 : | anton | 1.191 | dnl AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine) |
| 625 : | AC_CHECK_FILE($srcdir/arch/$machine/disasm.fs,[disasm_fs=arch/$machine/disasm.fs],) | ||
| 626 : | anton | 1.61 | AC_SUBST(disasm_fs) |
| 627 : | |||
| 628 : | anton | 1.116 | AC_PATH_PROG(INSTALL_INFO,install-info,[echo '>>>>Please make info dir entry:'],$PATH:/sbin:/usr/sbin:/usr/local/sbin) |
| 629 : | anton | 1.114 | |
| 630 : | pazsan | 1.39 | case "$host_os" in |
| 631 : | pazsan | 1.157 | *win32*) |
| 632 : | # !!!FIXME!!! problems with cygwin and ';' as path separator | ||
| 633 : | anton | 1.108 | DIRSEP="\\\\" |
| 634 : | anton | 1.127 | PATHSEP=";" |
| 635 : | anton | 1.142 | #we want the builtins of command.com/cmd.exe and its |
| 636 : | # handling of .com files. | ||
| 637 : | #$COMSPEC contains the name of the Windows shell; | ||
| 638 : | # the ./ is there, because the bash does not recognize | ||
| 639 : | # absolute DOS filenames | ||
| 640 : | DEFAULTSYSTEMPREFIX="./$COMSPEC /c " | ||
| 641 : | pazsan | 1.39 | ;; |
| 642 : | anton | 1.97 | *darwin*) |
| 643 : | #Darwin uses some funny preprocessor by default; eliminate it: | ||
| 644 : | anton | 1.127 | AC_MSG_NOTICE([using -no-cpp-precomp on Darwin]) |
| 645 : | anton | 1.120 | CFLAGS="$CFLAGS -no-cpp-precomp" |
| 646 : | anton | 1.98 | DIRSEP="/" |
| 647 : | anton | 1.127 | PATHSEP=":" |
| 648 : | anton | 1.141 | DEFAULTSYSTEMPREFIX="" |
| 649 : | anton | 1.98 | ;; |
| 650 : | pazsan | 1.39 | *) |
| 651 : | pazsan | 1.88 | DIRSEP="/" |
| 652 : | anton | 1.127 | PATHSEP=":" |
| 653 : | anton | 1.141 | DEFAULTSYSTEMPREFIX="" |
| 654 : | pazsan | 1.39 | ;; |
| 655 : | esac | ||
| 656 : | pazsan | 1.88 | AC_SUBST(DIRSEP) |
| 657 : | pazsan | 1.89 | AC_DEFINE_UNQUOTED(DIRSEP,'$DIRSEP',[a directory separator character]) |
| 658 : | anton | 1.127 | AC_SUBST(PATHSEP) |
| 659 : | AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a path separator character]) | ||
| 660 : | anton | 1.141 | AC_SUBST(DEFAULTSYSTEMPREFIX) |
| 661 : | AC_DEFINE_UNQUOTED(DEFAULTSYSTEMPREFIX,"$DEFAULTSYSTEMPREFIX",[default for environment variable GFORTHSYSTEMPREFIX]) | ||
| 662 : | pazsan | 1.39 | |
| 663 : | anton | 1.170 | #work around SELinux brain damage (from Andrew Haley <12t8f3jakb74g2c@news.supernews.com>) |
| 664 : | anton | 1.172 | #This magic incantation seems to be completely undocumented. |
| 665 : | AC_CHECK_PROG([MASSAGE_EXE],[chcon],[chcon -t unconfined_execmem_exec_t],[true]) | ||
| 666 : | anton | 1.170 | |
| 667 : | anton | 1.1 | dnl Now a little support for DOS/DJGCC |
| 668 : | pazsan | 1.30 | AC_SUBST(GFORTH_EXE) |
| 669 : | anton | 1.208 | GFORTH_EXE="true" |
| 670 : | anton | 1.48 | AC_SUBST(GFORTHFAST_EXE) |
| 671 : | anton | 1.208 | GFORTHFAST_EXE="true" |
| 672 : | anton | 1.83 | AC_SUBST(GFORTHITC_EXE) |
| 673 : | anton | 1.208 | GFORTHITC_EXE="true" |
| 674 : | pazsan | 1.30 | AC_SUBST(GFORTHDITC_EXE) |
| 675 : | anton | 1.208 | GFORTHDITC_EXE="true" |
| 676 : | anton | 1.27 | |
| 677 : | AC_SUBST(FORTHSIZES) | ||
| 678 : | anton | 1.24 | |
| 679 : | anton | 1.104 | dnl if test "$PEEPHOLE" = "yes" |
| 680 : | dnl then | ||
| 681 : | dnl PEEPHOLEFLAG="true" | ||
| 682 : | dnl AC_DEFINE(HAS_PEEPHOLE,,[Define if you want to use peephole optimization]) | ||
| 683 : | dnl else | ||
| 684 : | dnl PEEPHOLEFLAG="false" | ||
| 685 : | dnl fi | ||
| 686 : | PEEPHOLEFLAG="true" | ||
| 687 : | pazsan | 1.79 | AC_SUBST(PEEPHOLEFLAG) |
| 688 : | |||
| 689 : | anton | 1.1 | dnl copy commands for systems that don't have links |
| 690 : | pazsan | 1.29 | AC_SUBST(LINK_KERNL) |
| 691 : | LINK_KERNL="" | ||
| 692 : | anton | 1.1 | |
| 693 : | #if test $host_os=dos | ||
| 694 : | #then | ||
| 695 : | # echo Configuring for DOS!!! | ||
| 696 : | # MAKE_EXE="coff2exe gforth" | ||
| 697 : | pazsan | 1.29 | # LINK_KERNL='$(CP) kernl32l.fi kernel.fi' |
| 698 : | anton | 1.1 | #fi |
| 699 : | |||
| 700 : | dnl the following macro produces a warning with autoconf-2.1 | ||
| 701 : | AC_C_BIGENDIAN | ||
| 702 : | pazsan | 1.23 | AC_SUBST(KERNEL) |
| 703 : | anton | 1.1 | dnl ac_cv_c_bigendian is an undocumented variable of autoconf-2.1 |
| 704 : | if test $ac_cv_c_bigendian = yes; then | ||
| 705 : | bytesex=b | ||
| 706 : | pazsan | 1.23 | KERNEL="kernl16b.fi kernl16l.fi kernl32b.fi kernl32l.fi kernl64b.fi kernl64l.fi" |
| 707 : | anton | 1.1 | else |
| 708 : | bytesex=l | ||
| 709 : | pazsan | 1.23 | KERNEL="kernl16l.fi kernl16b.fi kernl32l.fi kernl32b.fi kernl64l.fi kernl64b.fi" |
| 710 : | anton | 1.1 | fi |
| 711 : | |||
| 712 : | anton | 1.91 | #check how to do asm(".skip 16") |
| 713 : | anton | 1.169 | #echo "CFLAGS=$CFLAGS" |
| 714 : | #echo "ac_link=$ac_link" | ||
| 715 : | anton | 1.92 | AC_MSG_CHECKING([if and how we can waste code space]) |
| 716 : | anton | 1.136 | if test -z "$skipcode"; then |
| 717 : | anton | 1.148 | skipcode=no |
| 718 : | CFLAGS_1="$CFLAGS" | ||
| 719 : | CFLAGS="$CFLAGS $ENGINE_FLAGS" | ||
| 720 : | anton | 1.136 | for i in ".skip 16" ".block 16" ".org .+16" ".=.+16" ".space 16" |
| 721 : | do | ||
| 722 : | anton | 1.91 | AC_TRY_RUN( |
| 723 : | anton | 1.136 | [int foo(int,int,int); |
| 724 : | anton | 1.91 | main() |
| 725 : | { | ||
| 726 : | anton | 1.136 | exit(foo(0,0,0)!=16); |
| 727 : | anton | 1.91 | } |
| 728 : | anton | 1.136 | int foo(int x, int y, int z) |
| 729 : | anton | 1.91 | { |
| 730 : | anton | 1.136 | static void *labels[]={&&label1, &&label2}; |
| 731 : | anton | 1.91 | if (x) { |
| 732 : | anton | 1.136 | y++; /* workaround for http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12108 */ |
| 733 : | anton | 1.91 | label1: |
| 734 : | anton | 1.148 | asm("$i"); /* or ".space 16" or somesuch */ |
| 735 : | anton | 1.136 | label2: ; |
| 736 : | } | ||
| 737 : | { | ||
| 738 : | if (y) goto *labels[z]; /* workaround for gcc PR12108 */ | ||
| 739 : | return labels[1]-labels[0]; | ||
| 740 : | anton | 1.91 | } |
| 741 : | anton | 1.136 | }] |
| 742 : | anton | 1.92 | ,skipcode=$i; break |
| 743 : | ,,) | ||
| 744 : | anton | 1.136 | done |
| 745 : | anton | 1.148 | CFLAGS=$CFLAGS_1 |
| 746 : | anton | 1.136 | fi |
| 747 : | anton | 1.92 | AC_MSG_RESULT($skipcode) |
| 748 : | if test "$skipcode" = no | ||
| 749 : | then | ||
| 750 : | anton | 1.136 | if test -z $no_dynamic_default; then |
| 751 : | no_dynamic_default=1 | ||
| 752 : | AC_MSG_WARN(Disabling default dynamic native code generation) | ||
| 753 : | fi | ||
| 754 : | anton | 1.92 | AC_DEFINE_UNQUOTED(SKIP16,((void)0),statement for skipping 16 bytes) |
| 755 : | else | ||
| 756 : | AC_DEFINE_UNQUOTED(SKIP16,asm("$skipcode"),statement for skipping 16 bytes) | ||
| 757 : | fi | ||
| 758 : | anton | 1.91 | |
| 759 : | anton | 1.174 | AC_MSG_CHECKING([if and how we can do comments in asm statements]) |
| 760 : | #the point here is to get asm statements that look different to | ||
| 761 : | #gcc's "optimizer" | ||
| 762 : | if test -z "$asmcomment"; then | ||
| 763 : | asmcomment=no | ||
| 764 : | CFLAGS_1="$CFLAGS" | ||
| 765 : | CFLAGS="$CFLAGS $ENGINE_FLAGS" | ||
| 766 : | anton | 1.176 | for i in '"# "' '"! "' '"; "'; do |
| 767 : | anton | 1.174 | AC_TRY_COMPILE(,[asm($i"fluffystunk");],asmcomment=$i; break,) |
| 768 : | done | ||
| 769 : | CFLAGS=$CFLAGS_1 | ||
| 770 : | fi | ||
| 771 : | AC_MSG_RESULT($asmcomment) | ||
| 772 : | if test "$asmcomment" != no | ||
| 773 : | then | ||
| 774 : | AC_DEFINE_UNQUOTED(ASMCOMMENT,$asmcomment,[assembler comment start string]) | ||
| 775 : | fi | ||
| 776 : | |||
| 777 : | anton | 1.136 | test "$no_dynamic_default" || no_dynamic_default=0 |
| 778 : | anton | 1.92 | AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$no_dynamic_default,default value for no_dynamic) |
| 779 : | anton | 1.91 | |
| 780 : | anton | 1.1 | dnl Checks for programs. |
| 781 : | AC_PROG_LN_S | ||
| 782 : | anton | 1.95 | AC_PROG_INSTALL |
| 783 : | pazsan | 1.163 | AC_CHECK_PROGS(TEXI2DVI,texi2dvi4a2ps texi2dvi) |
| 784 : | anton | 1.1 | |
| 785 : | anton | 1.198 | dnl MacOS X has a libtool that does something else |
| 786 : | AC_CHECK_PROGS(GNU_LIBTOOL,glibtool libtool) | ||
| 787 : | |||
| 788 : | anton | 1.1 | dnl Checks for library functions |
| 789 : | anton | 1.2 | dnl This check is just for making later checks link with libm. |
| 790 : | dnl using sin here is no good idea since it is built-into gcc and typechecked | ||
| 791 : | AC_CHECK_LIB(m,asin) | ||
| 792 : | anton | 1.197 | AC_CHECK_LIB(ltdl,lt_dlinit) |
| 793 : | anton | 1.31 | AC_CHECK_LIB(dl,dlopen) |
| 794 : | pazsan | 1.152 | dnl check for libffi 2.x |
| 795 : | AC_CHECK_LIB(ffi,ffi_call) | ||
| 796 : | if test $ac_cv_lib_ffi_ffi_call = yes | ||
| 797 : | then | ||
| 798 : | LIBFFIFLAG="true" | ||
| 799 : | FFCALLFLAG="false" | ||
| 800 : | OLDCALLFLAG="false" | ||
| 801 : | AC_DEFINE(HAS_LIBFFI,,[define this if you want to use the ffcall interface with libffi 2.0]) | ||
| 802 : | else | ||
| 803 : | pazsan | 1.124 | dnl check for ffcall libraries |
| 804 : | dnl unfortunately, these four calls are separated out into a library each. | ||
| 805 : | AC_CHECK_LIB(avcall,__builtin_avcall) | ||
| 806 : | AC_CHECK_LIB(callback,__vacall_r) | ||
| 807 : | AC_CHECK_LIB(vacall,vacall) | ||
| 808 : | AC_CHECK_LIB(trampoline,alloc_trampoline) | ||
| 809 : | pazsan | 1.152 | LIBFFIFLAG="false" |
| 810 : | anton | 1.125 | FFCALLFLAG="false" |
| 811 : | pazsan | 1.129 | OLDCALLFLAG="true" |
| 812 : | 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]) | ||
| 813 : | test $ac_cv_lib_avcall___builtin_avcall = no && AC_DEFINE(HAS_OLDCALL,,[define this if you want to use the old call libraries]) | ||
| 814 : | pazsan | 1.152 | fi |
| 815 : | AC_SUBST(LIBFFIFLAG) | ||
| 816 : | anton | 1.125 | AC_SUBST(FFCALLFLAG) |
| 817 : | pazsan | 1.129 | AC_SUBST(OLDCALLFLAG) |
| 818 : | pazsan | 1.32 | if test "$host_os" != "nextstep3" |
| 819 : | then | ||
| 820 : | AC_FUNC_MEMCMP | ||
| 821 : | fi | ||
| 822 : | pazsan | 1.25 | AC_REPLACE_FUNCS(memmove strtoul pow10 strerror strsignal atanh) |
| 823 : | anton | 1.97 | AC_FUNC_FSEEKO |
| 824 : | anton | 1.186 | AC_CHECK_FUNCS(ftello dlopen sys_siglist getrusage nanosleep) |
| 825 : | anton | 1.111 | AC_CHECK_TYPES(stack_t,,,[#include <signal.h>]) |
| 826 : | anton | 1.19 | AC_DECL_SYS_SIGLIST |
| 827 : | anton | 1.138 | AC_CHECK_FUNC(getopt_long,[true],[AC_LIBOBJ(getopt) AC_LIBOBJ(getopt1)]) |
| 828 : | anton | 1.90 | AC_CHECK_FUNCS(expm1 log1p) |
| 829 : | AC_REPLACE_FUNCS(rint ecvt) | ||
| 830 : | anton | 1.1 | dnl No check for select, because our replacement is no good under |
| 831 : | dnl anything but DOS | ||
| 832 : | anton | 1.62 | AC_CHECK_HEADERS(sys/mman.h fnmatch.h) |
| 833 : | anton | 1.63 | AC_FUNC_FNMATCH |
| 834 : | pazsan | 1.87 | test $ac_cv_func_fnmatch_works = yes || AC_LIBOBJ(fnmatch) |
| 835 : | anton | 1.28 | AC_CHECK_FUNCS(mmap sysconf getpagesize) |
| 836 : | anton | 1.34 | AM_PATH_LISPDIR |
| 837 : | anton | 1.1 | |
| 838 : | pazsan | 1.183 | kernel_fi=kernl${vwordsize}${bytesex}.fi |
| 839 : | pazsan | 1.178 | include_fi=kernl${wordsize}${bytesex}${EC}.fi |
| 840 : | pazsan | 1.23 | AC_SUBST(kernel_fi) |
| 841 : | pazsan | 1.178 | AC_SUBST(include_fi) |
| 842 : | jwilke | 1.50 | |
| 843 : | anton | 1.76 | #this breaks bindists |
| 844 : | #dnl replace srource directory by absolute value | ||
| 845 : | #if test $srcdir = "."; then srcdir=`pwd` | ||
| 846 : | #fi | ||
| 847 : | anton | 1.8 | |
| 848 : | anton | 1.34 | AC_SUBST(machine) |
| 849 : | anton | 1.95 | AC_CONFIG_FILES([ |
| 850 : | anton | 1.31 | Makefile |
| 851 : | pazsan | 1.45 | Makedist |
| 852 : | anton | 1.43 | gforthmi |
| 853 : | anton | 1.80 | vmgen |
| 854 : | pazsan | 1.79 | machpc.fs |
| 855 : | pazsan | 1.159 | envos.fs |
| 856 : | anton | 1.35 | engine/Makefile |
| 857 : | anton | 1.188 | engine/libcc.h |
| 858 : | pazsan | 1.161 | doc/version.texi |
| 859 : | build-ec ]) | ||
| 860 : | anton | 1.95 | AC_CONFIG_COMMANDS([stamp-h],[[echo timestamp > stamp-h |
| 861 : | anton | 1.43 | chmod +x gforthmi |
| 862 : | anton | 1.80 | chmod +x vmgen |
| 863 : | pazsan | 1.162 | chmod +x build-ec |
| 864 : | anton | 1.188 | test -d kernel||mkdir kernel |
| 865 : | $srcdir/mkinstalldirs include/gforth/$PACKAGE_VERSION | ||
| 866 : | anton | 1.199 | ln -sf ../../../engine/config.h ../../../engine/libcc.h include/gforth/$PACKAGE_VERSION]],[[PACKAGE_VERSION=$PACKAGE_VERSION]]) |
| 867 : | anton | 1.95 | AC_OUTPUT |
| 868 : | anton | 1.44 |
|
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