Annotation of gforth/configure.in, revision 1.320
1.1 anton 1: dnl Process this file with autoconf to produce a configure script.
1.20 anton 2:
1.297 anton 3: #Copyright (C) 1995,1996,1997,1998,2000,2003,2004,2005,2006,2007,2008,2009,2010,2011 Free Software Foundation, Inc.
1.20 anton 4:
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
1.201 anton 9: #as published by the Free Software Foundation, either version 3
1.20 anton 10: #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
1.201 anton 18: #along with this program. If not, see http://www.gnu.org/licenses/.
1.20 anton 19:
1.121 anton 20:
1.34 anton 21: dnl We use some automake macros here,
22: dnl but don't use automake for creating Makefile.in
1.316 pazsan 23: AC_INIT([gforth],[0.7.9-20121007],[https://savannah.gnu.org/bugs/?func=addbug&group=gforth])
1.113 anton 24: AC_PREREQ(2.54)
1.47 anton 25: #snapshots have numbers major.minor.release-YYYYMMDD
1.92 anton 26: #note that lexicographic ordering must be heeded.
1.47 anton 27: #I.e., 0.4.1-YYYYMMDD must not exist before 0.4.1!
1.316 pazsan 28: UPDATED="October 7, 2012"
1.84 anton 29: AC_SUBST(UPDATED)
1.94 anton 30: AC_CONFIG_HEADERS(engine/config.h)
1.14 anton 31:
1.225 anton 32: #remnants from having ltdl as convenience library
33: LTDLDEPS=""
34: LTDLINCL=""
35: LIBLTDL=""
36: LTDL_LDLIBS=""
37: AC_SUBST(LTDLDEPS)
38: AC_SUBST(LTDLINCL)
39: AC_SUBST(LIBLTDL)
1.219 anton 40: AC_SUBST(LTDL_LDLIBS)
41:
1.121 anton 42: #suppress the "-g -O2" default
43: test "$CFLAGS" || CFLAGS=-O2
44:
1.150 pazsan 45: AC_ARG_ENABLE(force-cdiv,
46: AC_HELP_STRING([--enable-force-cdiv],
47: [ Use the native C division - symmetric - instead of
48: floored division (default disabled).]),
49: ,enable_force_cdiv=no)
50: test "$enable_force_cdiv" = "no"||
51: AC_DEFINE(FORCE_CDIV,,[Define if you want to use explicit symmetric division for better performance])
52:
1.149 anton 53: AC_SUBST(PROFEXES)
54: AC_SUBST(PROFOBJS)
1.135 anton 55: AC_ARG_ENABLE(prof,
1.149 anton 56: AC_HELP_STRING([--enable-prof],
57: [ Build gforth-prof, which outputs frequently occuring
58: sequences of primitives.]),
59: ,enable_prof=no)
1.204 anton 60: if test "$enable_prof" != "no"; then
61: PROFEXES='gforth-prof$(OPT)$(EXE)'; PROFOBJS='engine-prof$(OPT).o main-prof$(OPT).o profile$(OPT).o'
1.149 anton 62: fi
1.1 anton 63:
1.9 pazsan 64: AC_ARG_WITH(debug,
1.122 pazsan 65: [ --with-debug specifies option -g to compile with debug info
66: --without-debug omits the -g switch and creates smaller images on
67: machines where "strip" has problems with gcc style
68: debugging informations.],
1.9 pazsan 69: if test "$withval" = "yes"; then DEBUGFLAG=-g; fi)
1.122 pazsan 70:
1.185 pazsan 71: GCC_LD="\$(GCC)"
72: EC_MODE="false"
1.275 pazsan 73: NO_EC=""
1.291 pazsan 74: NO_CROSS=""
1.185 pazsan 75: EC=""
1.204 anton 76: engine2='engine2$(OPT).o'
77: engine_fast2='engine-fast2$(OPT).o'
1.185 pazsan 78: no_dynamic=""
79: image_i=""
80: signals_o="io.o signals.o"
81:
1.275 pazsan 82: AC_CANONICAL_HOST
1.182 pazsan 83: AC_ARG_WITH(ec,
84: AC_HELP_STRING([--with-ec=<arch>],
1.168 pazsan 85: [ Build gforth for systems without OS.]),
1.182 pazsan 86: [if test "$withval" = "no"; then
87: echo "defining hosted system"
88: else
89: echo "defining standalone system (${withval})"
1.168 pazsan 90: AC_DEFINE(STANDALONE,,[Define if you want a Gforth without OS])
1.167 pazsan 91: EC_MODE="true"
1.178 pazsan 92: EC="-ec"
1.275 pazsan 93: NO_EC="#"
1.291 pazsan 94: NO_CROSS="#"
1.178 pazsan 95: engine2=""
96: engine_fast2=""
97: no_dynamic="-DNO_DYNAMIC"
98: image_i="image.i"
1.182 pazsan 99: if test "$withval" != "yes"; then
100: signals_o="io-${withval}.o"
101: else
102: signals_o="io.o"
103: fi
1.275 pazsan 104: if test -f "arch/$host_cpu/${withval}/config.sh"; then
105: source "arch/$host_cpu/${withval}/config.sh"
106: fi
1.183 pazsan 107: GCC_PATH=$(which $CC)
108: LIB_PATH=${GCC_PATH%/*/*}
109: GCC_LD="\$(LD)"
1.184 pazsan 110: platform=${withval}
1.182 pazsan 111: fi])
1.167 pazsan 112:
1.311 pazsan 113: AC_ARG_ENABLE(lib,
114: AC_HELP_STRING([--enable-lib],
115: [ Compile Gforth as shared library (default disabled).]),
116: ,enable_lib=no)
117: if test "$enable_lib" != "no"; then
118: AC_DEFINE(HAS_LIB,,[Define if you want to build as shared library])
119: libengines=libgforths
120: libinstall=libinstall
121: LIB_VERSION=0:8:0
122: fi
123: AC_SUBST(libengines)
124: AC_SUBST(libinstall)
125: AC_SUBST(LIB_VERSION)
126:
1.290 pazsan 127: AC_ARG_WITH(cross,
128: AC_HELP_STRING([--with-cross=<arch>],
129: [ Build gforth using a cross compiler.]),
130: [if test "$withval" = "no"; then
131: echo "defining hosted system"
132: else
133: echo "defining cross compiled system (${withval})"
134: if test -f "arch/$host_cpu/${withval}/config.sh"; then
135: source "arch/$host_cpu/${withval}/config.sh"
136: fi
137: GCC_PATH=$(which $CC)
138: LIB_PATH=${GCC_PATH%/*/*}
139: platform=${withval}
1.291 pazsan 140: NO_EC=""
141: NO_CROSS="#"
1.290 pazsan 142: fi])
143:
1.307 pazsan 144: AC_ARG_WITH(arch,
145: AC_HELP_STRING([--with-arch=<arch>],
146: [ Build gforth binaries with <arch> postfix]),
147: [if test "$withval" = "no"; then
148: ARCH=""
149: else
150: ARCH=-${withval}
151: fi])
152: AC_SUBST(ARCH)
153:
1.104 anton 154: #variables mentioned in INSTALL
1.302 pazsan 155: AC_ARG_VAR(SH, [The shell])
1.203 anton 156: AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x).])
1.104 anton 157: AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).])
1.203 anton 158: AC_ARG_VAR(STACK_CACHE_REGS, [number of registers in the maximum stack cache state for gforth-fast and gforth-native (default platform-dependent).])
1.151 anton 159: AC_ARG_VAR(STACK_CACHE_DEFAULT_FAST, [number of registers in the default stack cache state for gforth-fast and gforth-native (default 1).])
1.173 anton 160: 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)])
1.236 anton 161: AC_ARG_VAR(LIBCC_BUILD_SRC, [(Additional) libcc interface source files that should be processed on building and installation (default none)])
1.173 anton 162:
1.104 anton 163: AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)])
1.183 pazsan 164: AC_ARG_VAR(ac_cv_sizeof_void_p, [sizeof(void *)])
1.104 anton 165: AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)])
166: AC_ARG_VAR(ac_cv_sizeof_short, [sizeof(short)])
167: AC_ARG_VAR(ac_cv_sizeof_int, [sizeof(int)])
168: AC_ARG_VAR(ac_cv_sizeof_long, [sizeof(long)])
169: AC_ARG_VAR(ac_cv_sizeof_long_long, [sizeof(long long)])
170: AC_ARG_VAR(ac_cv_sizeof_intptr_t, [sizeof(intptr_t)])
1.254 anton 171: AC_ARG_VAR(ac_cv_sizeof_int128_t, [sizeof(int128_t)])
172: AC_ARG_VAR(ac_cv_sizeof_uint128_t, [sizeof(uint128_t)])
1.123 anton 173: AC_ARG_VAR(ac_cv_c_bigendian, [Is the target big-endian ("yes" or "no")?])
174: AC_ARG_VAR(no_dynamic_default, [run gforth with --dynamic (0) or --no-dynamic (1) by default])
1.190 anton 175: AC_ARG_VAR(condbranch_opt, [enable (1) or disable (0) using two dispatches for conditional branches])
1.166 anton 176: AC_ARG_VAR(skipcode, [assembly code for skipping 16 bytes of code])
1.174 anton 177: AC_ARG_VAR(asmcomment, [assembler comment start string])
1.175 anton 178: AC_ARG_VAR(arm_cacheflush, [file containing ARM cacheflush function (without .c)])
1.250 anton 179: AC_ARG_VAR(LTDL_LIBRARY_PATH, [additional directories for libltdl (for some 64-bit platforms)])
1.82 anton 180:
1.96 anton 181: #set up feature test macros, so the tests get them right:
182: # turn on all POSIX, SUSv3, and GNU features if available
1.97 anton 183: AC_GNU_SOURCE
184: dnl AC_DEFINE_UNQUOTED([_GNU_SOURCE],1,[feature test macro])
185:
186: dnl Don't define _POSIX_SOURCE etc. because some OSs (in particular
187: dnl MacOSX) disable some features then (MacOSX checks for _POSIX_SOURCE,
188: dnl but not for _XOPEN_SOURCE)
189: dnl AC_DEFINE_UNQUOTED([_POSIX_SOURCE],1,[feature test macro])
190: dnl AC_DEFINE_UNQUOTED([_POSIX_C_SOURCE],199506L,[feature test macro])
191: dnl AC_DEFINE_UNQUOTED([_XOPEN_SOURCE],600,[feature test macro])
1.96 anton 192: # turn on large file support with 64-bit off_t where available
1.105 anton 193: AC_SYS_LARGEFILE
194: dnl AC_DEFINE_UNQUOTED([_LARGEFILE_SOURCE],1,[feature test macro])
195: dnl AC_DEFINE_UNQUOTED([_FILE_OFFSET_BITS],64,[feature test macro])
1.96 anton 196:
1.82 anton 197: #currently we force direct threading this way. Eventually we should
198: #setup in the arch and engine files right
1.16 anton 199:
1.15 pazsan 200: AC_PROG_CC
201:
1.92 anton 202: test "$GCC" = "yes" || AC_MSG_ERROR(Gforth uses GNU C extensions and requires GCC 2.0 or higher)
1.9 pazsan 203:
1.302 pazsan 204: test "x$SH" = "x" && SH="/bin/sh"
205:
1.190 anton 206: AC_MSG_CHECKING([whether to use two dispatches per conditional branch])
207: test x$condbranch_opt = x &&
1.238 anton 208: if ($CC -v 2>&1 |grep 'gcc version 3' >/dev/null); then
1.190 anton 209: condbranch_opt=0
210: else
211: condbranch_opt=1
212: fi
213: AC_MSG_RESULT($condbranch_opt)
214: AC_SUBST(condbranch_opt)
1.301 pazsan 215: AC_SUBST(host_cpu)
1.190 anton 216:
1.302 pazsan 217: AC_SUBST(SH)
1.15 pazsan 218: AC_SUBST(CC)
1.183 pazsan 219: AC_SUBST(GCC_LD)
1.9 pazsan 220: AC_SUBST(DEBUGFLAG)
1.178 pazsan 221: AC_SUBST(EC)
1.275 pazsan 222: AC_SUBST(NO_EC)
1.291 pazsan 223: AC_SUBST(NO_CROSS)
1.167 pazsan 224: AC_SUBST(EC_MODE)
1.178 pazsan 225: AC_SUBST(engine2)
226: AC_SUBST(engine_fast2)
227: AC_SUBST(no_dynamic)
228: AC_SUBST(image_i)
1.179 pazsan 229: AC_SUBST(signals_o)
1.308 pazsan 230: AC_SUBST(mi_prefix)
1.7 anton 231:
1.174 anton 232: #this is used to disable some (not generally essential) part of the
233: #Makefile that some makes don't grok. It would be better to test for
234: #this specific Makefile feature than the make version.
1.128 pazsan 235: AC_MSG_CHECKING(make type)
1.174 anton 236: make_type=`make -n -v 2>&1|grep 'ake'|sed 's/ake .*/ake/'`
1.128 pazsan 237: GNUMAKE='#'
238: test "$make_type" = "GNU Make" && GNUMAKE=''
239: AC_MSG_RESULT($make_type)
240: AC_SUBST(GNUMAKE)
241:
1.304 pazsan 242: if test "$ac_export_dynamic" != yes; then
243: AC_MSG_CHECKING([whether the linker accepts -export-dynamic])
244: OLDLDFLAGS=$LDFLAGS
245: LDFLAGS="$LDFLAGS -export-dynamic"
246: dnl AC_TRY_LINK gives false positive on rs6000-ibm-aix4.2.1.0
247: dnl AC_TRY_LINK(,,ac_export_dynamic=yes,ac_export_dynamic=no)
248: AC_TRY_RUN(main(){exit(0);},ac_export_dynamic=yes,ac_export_dynamic=no,ac_export_dynamic=no)
249: test $ac_export_dynamic = yes|| LDFLAGS=$OLDLDFLAGS
250: AC_MSG_RESULT($ac_export_dynamic)
251: else
252: LDFLAGS="$LDFLAGS -export-dynamic"
253: fi
1.50 jwilke 254:
1.1 anton 255: #terminology is a bit unusual here: The host is the system on which
256: #gforth will run; the system on which configure will run is the `build'
257: case "$host_cpu" in
1.136 anton 258: arm*)
259: machine=arm
1.319 pazsan 260: CFLAGS="$CFLAGS -fomit-frame-pointer"
1.184 pazsan 261: if test x$platform = xnxt; then
1.183 pazsan 262: CFLAGS="$CFLAGS -mthumb -mthumb-interwork"
263: fi
1.319 pazsan 264: case "$host_os" in
265: *android*)
1.320 ! pazsan 266: CFLAGS="$CFLAGS -march=armv7-a -mfloat-abi=softfp -mfpu=vfp"
1.319 pazsan 267: ;;
268: esac
1.175 anton 269: if test -z $arm_cacheflush; then
1.212 dvdkhlng 270: case "$host_os" in
271: *linux*)
1.260 anton 272: AC_LIBOBJ(../arch/arm/cacheflush-linux)
1.212 dvdkhlng 273: ;;
274: *)
275: no_dynamic_default=1
1.260 anton 276: AC_LIBOBJ(../arch/arm/cacheflush0)
1.212 dvdkhlng 277: AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])
278: ;;
279: esac
1.260 anton 280: else
281: AC_LIBOBJ(../$arm_cacheflush)
282: test $srcdir = . || AC_MSG_WARN([setting arm_cacheflush requires building in the source directory])
1.136 anton 283: fi
1.177 anton 284: #longer skipcodes lead to problems on ARM, and it uses
285: #only 4-byte alignment anyway
286: test "$skipcode" || skipcode="nop"
1.136 anton 287: ;;
1.1 anton 288: hppa*)
1.34 anton 289: machine=hppa
1.87 pazsan 290: AC_LIBOBJ(../arch/hppa/cache)
1.134 anton 291: #-N needed for --dynamic <M4U3b.3790$9d.317@news.cpqcorp.net>
292: LDFLAGS="$LDFLAGS -Xlinker -N"
1.47 anton 293: LIBS="$LIBS -L/lib/pa1.1/"
1.1 anton 294: ;;
295: sparc*)
1.34 anton 296: machine=sparc
1.1 anton 297: ;;
1.31 anton 298: i386)
1.34 anton 299: machine=386
1.189 anton 300: CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
1.31 anton 301: ;;
302: i486)
1.34 anton 303: machine=386
1.282 dvdkhlng 304: CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
305: CFLAGS_1="$CFLAGS"
306: CFLAGS="$CFLAGS -march=i486"
307: AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486")
308: AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1")
1.31 anton 309: ;;
1.77 anton 310: i*86)
1.34 anton 311: machine=386
1.189 anton 312: CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
1.56 pazsan 313: CFLAGS_1="$CFLAGS"
1.282 dvdkhlng 314: CFLAGS="$CFLAGS -march=pentium -mtune=generic"
315: AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -march=pentium")
1.56 pazsan 316: AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486")
1.282 dvdkhlng 317: AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1")
1.1 anton 318: ;;
1.133 anton 319: x86_64)
1.192 pazsan 320: case $CC
321: in
322: *-m32*)
323: machine=386
324: CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
325: CFLAGS_1="$CFLAGS"
326: CFLAGS="$CFLAGS -march=athlon64"
327: ;;
328: *)
329: machine=amd64
330: ;;
331: esac
1.133 anton 332: ;;
1.136 anton 333: ia64*)
334: machine=ia64
335: AC_LIBOBJ(../arch/ia64/flush_icache_block)
336: test "$skipcode" || skipcode="nop.i 0"
337: #".skip 16" passes the test below,
338: # but gives an assembler error in engine
339: ;;
1.26 pazsan 340: m68k)
1.34 anton 341: machine=m68k
1.32 pazsan 342: CFLAGS="$CFLAGS -fomit-frame-pointer"
343: if test "$host_os" = "nextstep3"
344: then
1.87 pazsan 345: AC_LIBOBJ(termios)
1.32 pazsan 346: fi
1.26 pazsan 347: ;;
1.1 anton 348: mips*)
1.34 anton 349: machine=mips
1.281 dvdkhlng 350: AC_LIBOBJ(../arch/mips/check_prim)
1.92 anton 351: #dynamic native code has the following problems on MIPS:
352: #
353: #1) J/JAL seems relocatable, but is are only
354: #relocatable within a 256MB-segment. While we try to
355: #get the linker to arrange this, there is no guarantee
356: #that this will succeed (and if the user uses a lot of
357: #memory, it is likely to fail).
358: #
359: #2) The way we generate dynamic native code may
360: #violate MIPS architectural restrictions (in
361: #particular, the delay slots of LW, MFLO, etc.)
362: #
363: #Therefore we disable dynamic native code by default:
1.255 anton 364: if test -z "$no_dynamic_default"; then
1.136 anton 365: no_dynamic_default=1
366: AC_MSG_WARN([Disabling default dynamic native code generation (relocation and delay slot issues)])
367: fi
1.1 anton 368: ;;
1.9 pazsan 369: alpha*)
1.34 anton 370: machine=alpha
1.58 anton 371: #full IEEE FP support for more uniformity across platforms:
372: CFLAGS="$CFLAGS -mieee"
1.9 pazsan 373: ;;
1.69 anton 374: power*|rs6000)
1.34 anton 375: machine=power
1.138 anton 376: AC_CHECK_FUNC(_sync_cache_range,[true],[AC_LIBOBJ(../arch/power/_sync_cache_range)])
1.103 anton 377: #long long is broken on (at least) gcc-2.95.* for PPC
1.165 anton 378: test x$ac_cv_sizeof_long_long = x &&
1.238 anton 379: ($CC -v 2>&1 |grep 'gcc version 2.95' >/dev/null) &&
1.263 anton 380: ac_cv_sizeof_long_long=0
1.203 anton 381: #The only architecture with enough callee-saved registers
382: test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=3
383: #or use 2, hardly slower at run-time and starts up faster
1.263 anton 384:
385: #the skipcode that is normally selected below does not
386: #work with gcc-3.[34]
387: test "$skipcode" || skipcode="nop\nnop\nnop\nnop"
1.31 anton 388: ;;
1.1 anton 389: *)
1.92 anton 390: AC_MSG_WARN([Using a generic machine description])
391: AC_MSG_WARN([Assuming C floats and doubles are IEEE floats and doubles (for SF@ DF@ SF! DF!)])
392: AC_MSG_WARN([FLUSH-ICACHE will do nothing, so END-CODE may not work properly!])
1.34 anton 393: machine=generic
1.97 anton 394: #I-cache flushing would be needed for dynamic code generation
1.136 anton 395: if test -z $no_dynamic_default; then
396: no_dynamic_default=1
397: AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])
398: fi
1.1 anton 399: esac
1.10 anton 400: AC_SUBST(host)
1.151 anton 401:
1.184 pazsan 402: MAKEINC=""
1.276 pazsan 403: GFORTH_EXE="true"
1.184 pazsan 404:
405: echo "Check for arch/$machine/$platform/gforth.ld ($EC_MODE)"
1.183 pazsan 406: if test x$EC_MODE = xtrue
407: then
1.184 pazsan 408: echo "Check for arch/$machine/$platform/gforth.ld"
409: if test -f arch/$machine/$platform/gforth.ld
1.183 pazsan 410: then
1.184 pazsan 411: LDFLAGS="-T ../arch/$machine/$platform/gforth.ld -Map \$@.map -cref --gc-sections $LDFLAGS"
412: if test x$platform = xnxt; then
1.183 pazsan 413: 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 $LIBS"
414: fi
415: fi
1.184 pazsan 416: if test -f arch/$machine/$platform/make.inc
417: then
418: MAKEINC="include ../arch/$machine/$platform/make.inc"
1.276 pazsan 419: GFORTH_EXE="\$(MAKE) -f arch/$machine/$platform/make.inc \$@.exe"
1.184 pazsan 420: fi
1.183 pazsan 421: fi
1.184 pazsan 422: AC_SUBST(MAKEINC)
1.183 pazsan 423:
1.203 anton 424: AC_ARG_VAR(STACK_CACHE_REGS, [number of registers in the maximum stack cache state for gforth-fast and gforth-native (default platform-dependent).])
425:
426: test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=1
427: AC_DEFINE_UNQUOTED(STACK_CACHE_REGS, $STACK_CACHE_REGS,
428: [number of registers in the maximum stack cache state for gforth-fast and gforth-native])
1.151 anton 429: test x$STACK_CACHE_DEFAULT_FAST = x && STACK_CACHE_DEFAULT_FAST=1
430: AC_DEFINE_UNQUOTED(STACK_CACHE_DEFAULT_FAST, $STACK_CACHE_DEFAULT_FAST,
431: [number of registers in the default stack cache state for gforth-fast and gforth-native])
1.146 pazsan 432:
1.173 anton 433: test x$GCC_PR15242_WORKAROUND = x ||
434: AC_DEFINE_UNQUOTED(GCC_PR15242_WORKAROUND, $GCC_PR15242_WORKAROUND,
435: [force (1) or forbid (0) use of a workaround for a gcc performance bug])
436:
1.103 anton 437: dnl the following macro produces a warning with autoconf-2.1
438: AC_CHECK_SIZEOF(char *)
439: case "$ac_cv_sizeof_char_p" in
440: 2)
441: wordsize=16
442: ;;
443: 4)
444: wordsize=32
445: ;;
446: 8)
447: wordsize=64
448: ;;
449: esac
450:
1.183 pazsan 451: AC_CHECK_SIZEOF(void *)
452: case "$ac_cv_sizeof_void_p" in
453: 2)
454: vwordsize=16
455: ;;
456: 4)
457: vwordsize=32
458: ;;
459: 8)
460: vwordsize=64
461: ;;
462: esac
463:
1.103 anton 464: AC_CHECK_SIZEOF(char)
465: AC_CHECK_SIZEOF(short)
466: AC_CHECK_SIZEOF(int)
467: AC_CHECK_SIZEOF(long)
468: AC_CHECK_SIZEOF(long long)
469: AC_CHECK_SIZEOF(intptr_t)
470: AC_CHECK_SIZEOF(int128_t)
1.144 pazsan 471: AC_CHECK_SIZEOF(uint128_t)
1.103 anton 472:
473: AC_MSG_CHECKING([for a C type for cells])
474: ac_cv_int_type_cell=none
475: case "$ac_cv_sizeof_char_p" in
476: $ac_cv_sizeof_int)
477: ac_cv_int_type_cell=int
478: ;;
479: $ac_cv_sizeof_short)
480: ac_cv_int_type_cell=short
481: ;;
482: $ac_cv_sizeof_char)
483: ac_cv_int_type_cell=char
484: ;;
485: $ac_cv_sizeof_long)
486: ac_cv_int_type_cell=long
487: ;;
488: $ac_cv_sizeof_long_long)
489: ac_cv_int_type_cell="long long"
490: ;;
491: $ac_cv_sizeof_intptr_t)
492: ac_cv_int_type_cell="intptr_t"
493: ;;
494: esac
495: AC_MSG_RESULT($ac_cv_int_type_cell)
496: AC_DEFINE_UNQUOTED(CELL_TYPE,$ac_cv_int_type_cell,[an integer type that is as long as a pointer])
497:
1.153 pazsan 498: AC_MSG_CHECKING([for a C type for wydes])
499: ac_cv_wyde_type_cell=none
500: case 2 in
501: $ac_cv_sizeof_int)
502: ac_cv_wyde_type_cell=int
503: ;;
504: $ac_cv_sizeof_short)
505: ac_cv_wyde_type_cell=short
506: ;;
507: $ac_cv_sizeof_char)
508: ac_cv_wyde_type_cell=char
509: ;;
510: $ac_cv_sizeof_long)
511: ac_cv_wyde_type_cell=long
512: ;;
513: $ac_cv_sizeof_long_long)
514: ac_cv_wyde_type_cell="long long"
515: ;;
516: $ac_cv_sizeof_intptr_t)
517: ac_cv_wyde_type_cell="intptr_t"
518: ;;
519: esac
520: AC_MSG_RESULT($ac_cv_wyde_type_cell)
521: AC_DEFINE_UNQUOTED(WYDE_TYPE,$ac_cv_wyde_type_cell,[an integer type that is 2 bytes long])
522:
523: AC_MSG_CHECKING([for a C type for tetrabytes])
524: ac_cv_tetrabyte_type_cell=none
525: case 4 in
526: $ac_cv_sizeof_int)
527: ac_cv_tetrabyte_type_cell=int
528: ;;
529: $ac_cv_sizeof_short)
530: ac_cv_tetrabyte_type_cell=short
531: ;;
532: $ac_cv_sizeof_char)
533: ac_cv_tetrabyte_type_cell=char
534: ;;
535: $ac_cv_sizeof_long)
536: ac_cv_tetrabyte_type_cell=long
537: ;;
538: $ac_cv_sizeof_long_long)
539: ac_cv_tetrabyte_type_cell="long long"
540: ;;
541: $ac_cv_sizeof_intptr_t)
542: ac_cv_tetrabyte_type_cell="intptr_t"
543: ;;
544: esac
545: AC_MSG_RESULT($ac_cv_tetrabyte_type_cell)
546: AC_DEFINE_UNQUOTED(TETRABYTE_TYPE,$ac_cv_tetrabyte_type_cell,[an integer type that is 4 bytes long])
547:
1.277 pazsan 548: AC_MSG_CHECKING([for a C type for octabytes])
549: ac_cv_octabyte_type_cell=none
550: case 8 in
551: $ac_cv_sizeof_int)
552: ac_cv_octabyte_type_cell=int
553: ;;
554: $ac_cv_sizeof_short)
555: ac_cv_octabyte_type_cell=short
556: ;;
557: $ac_cv_sizeof_char)
558: ac_cv_octabyte_type_cell=char
559: ;;
560: $ac_cv_sizeof_long)
561: ac_cv_octabyte_type_cell=long
562: ;;
563: $ac_cv_sizeof_long_long)
564: ac_cv_octabyte_type_cell="long long"
565: ;;
566: $ac_cv_sizeof_intptr_t)
567: ac_cv_octabyte_type_cell="intptr_t"
568: ;;
569: esac
570: AC_MSG_RESULT($ac_cv_octabyte_type_cell)
571: AC_DEFINE_UNQUOTED(OCTABYTE_TYPE,$ac_cv_octabyte_type_cell,[an integer type that is 8 bytes long])
572:
1.103 anton 573: AC_MSG_CHECKING([for a C type for double-cells])
574: ac_cv_int_type_double_cell=none
575: case `expr 2 '*' "$ac_cv_sizeof_char_p"` in
576: $ac_cv_sizeof_short)
577: ac_cv_int_type_double_cell=short
578: ;;
579: $ac_cv_sizeof_int)
580: ac_cv_int_type_double_cell=int
581: ;;
582: $ac_cv_sizeof_long)
583: ac_cv_int_type_double_cell=long
584: ;;
585: $ac_cv_sizeof_long_long)
586: ac_cv_int_type_double_cell="long long"
587: ;;
588: $ac_cv_sizeof_intptr_t)
589: ac_cv_int_type_double_cell="intptr_t"
590: ;;
1.205 anton 591: $ac_cv_sizeof_int128_t)
1.103 anton 592: ac_cv_int_type_double_cell="int128_t"
593: ;;
594: esac
595: AC_MSG_RESULT($ac_cv_int_type_double_cell)
1.144 pazsan 596:
597: AC_MSG_CHECKING([for a C type for unsigned double-cells])
598: ac_cv_int_type_double_ucell=none
599: case `expr 2 '*' "$ac_cv_sizeof_char_p"` in
600: $ac_cv_sizeof_short)
601: ac_cv_int_type_double_ucell="unsigned short"
602: ;;
603: $ac_cv_sizeof_int)
604: ac_cv_int_type_double_ucell="unsigned int"
605: ;;
606: $ac_cv_sizeof_long)
607: ac_cv_int_type_double_ucell="unsigned long"
608: ;;
609: $ac_cv_sizeof_long_long)
610: ac_cv_int_type_double_ucell="unsigned long long"
611: ;;
612: $ac_cv_sizeof_intptr_t)
613: ac_cv_int_type_double_ucell="unsigned intptr_t"
614: ;;
615: $ac_cv_sizeof_uint128_t)
616: ac_cv_int_type_double_ucell="uint128_t"
617: ;;
618: esac
619: AC_MSG_RESULT($ac_cv_int_type_double_ucell)
620:
1.204 anton 621: if test "$ac_cv_int_type_double_cell" != none && \
622: test "$ac_cv_int_type_double_ucell" != none
1.144 pazsan 623: then
1.103 anton 624: AC_DEFINE_UNQUOTED(DOUBLE_CELL_TYPE,$ac_cv_int_type_double_cell,[an integer type that is twice as long as a pointer])
1.144 pazsan 625: AC_DEFINE_UNQUOTED(DOUBLE_UCELL_TYPE,$ac_cv_int_type_double_ucell,[an unsigned integer type that is twice as long as a pointer])
1.206 anton 626: OPTS=-ll
627: else
1.217 pazsan 628: if test "$ac_cv_sizeof_char_p" = 8; then
1.213 anton 629: OPTS="-ll -noll"
1.206 anton 630: else
631: OPTS=-noll
632: fi
1.103 anton 633: fi
1.207 anton 634:
1.258 anton 635: if grep FORCE_REG $srcdir/arch/$machine/machine.h >/dev/null; then
1.227 pazsan 636: OPTS2=''
637: for i in $OPTS; do OPTS2="$OPTS2 $i-reg"; done
638: OPTS="$OPTS2 $OPTS"
1.223 anton 639: else
640: AC_DEFINE_UNQUOTED(FORCE_REG_UNNECESSARY,,[defined if the platform does not need FORCE_REG])
1.207 anton 641: fi
1.206 anton 642: AC_SUBST(OPTS)
1.103 anton 643:
644: AC_TYPE_OFF_T
645: AC_CHECK_SIZEOF(off_t)
646: test $ac_cv_sizeof_off_t -gt $ac_cv_sizeof_char_p
647: ac_small_off_t=$?
648: AC_DEFINE_UNQUOTED(SMALL_OFF_T,$ac_small_off_t,[1 if off_t fits in a Cell])
1.1 anton 649:
1.109 anton 650: ENGINE_FLAGS=
651: AC_SUBST(ENGINE_FLAGS)
652:
653: # Try if GCC understands -fno-gcse
654:
655: AC_MSG_CHECKING([if $CC understands -fno-gcse])
656: CFLAGS_1="$CFLAGS"
657: CFLAGS="$CFLAGS -fno-gcse"
658: AC_TRY_COMPILE(,,ac_nogcse=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-gcse",ac_nogcse=no)
659: CFLAGS="$CFLAGS_1"
660: AC_MSG_RESULT($ac_nogcse)
661:
662: # Try if GCC understands -fno-strict-aliasing
663: AC_MSG_CHECKING([if $CC understands -fno-strict-aliasing])
664: CFLAGS_1="$CFLAGS"
665: CFLAGS="$CFLAGS -fno-strict-aliasing"
666: AC_TRY_COMPILE(,,ac_nostrictaliasing=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-strict-aliasing",ac_nostrictaliasing=no)
667: CFLAGS="$CFLAGS_1"
668: AC_MSG_RESULT($ac_nostrictaliasing)
669:
1.123 anton 670: # Try if GCC understands -fno-crossjumping
671: AC_MSG_CHECKING([if $CC understands -fno-crossjumping])
1.88 pazsan 672: CFLAGS_1="$CFLAGS"
1.123 anton 673: CFLAGS="$CFLAGS -fno-crossjumping"
1.125 anton 674: AC_TRY_COMPILE(,,ac_nocrossjumping=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-crossjumping",ac_nocrossjumping=no)
1.109 anton 675: CFLAGS="$CFLAGS_1"
1.124 pazsan 676: AC_MSG_RESULT($ac_nocrossjumping)
1.88 pazsan 677:
1.137 pazsan 678: # Try if GCC understands -fno-reorder-blocks
679: AC_MSG_CHECKING([if $CC understands -fno-reorder-blocks])
680: CFLAGS_1="$CFLAGS"
681: CFLAGS="$CFLAGS -fno-reorder-blocks"
682: AC_TRY_COMPILE(,,ac_noreorder_blocks=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-reorder-blocks",ac_noreorder_blocks=no)
683: CFLAGS="$CFLAGS_1"
684: AC_MSG_RESULT($ac_noreorder_blocks)
685:
1.189 anton 686: # Try if GCC understands -falign-labels=1
687: AC_MSG_CHECKING([if $CC understands -falign-labels=1])
688: CFLAGS_1="$CFLAGS"
689: CFLAGS="$CFLAGS -falign-labels=1"
1.194 anton 690: AC_TRY_COMPILE(,,ac_align_labels=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-labels=1",ac_align_labels=no)
1.189 anton 691: CFLAGS="$CFLAGS_1"
692: AC_MSG_RESULT($ac_align_labels)
693:
1.193 anton 694: # Try if GCC understands -falign-loops=1
695: AC_MSG_CHECKING([if $CC understands -falign-loops=1])
696: CFLAGS_1="$CFLAGS"
697: CFLAGS="$CFLAGS -falign-loops=1"
1.194 anton 698: AC_TRY_COMPILE(,,ac_align_loops=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-loops=1",ac_align_loops=no)
1.193 anton 699: CFLAGS="$CFLAGS_1"
700: AC_MSG_RESULT($ac_align_loops)
701:
702: # Try if GCC understands -falign-jumps=1
703: AC_MSG_CHECKING([if $CC understands -falign-jumps=1])
704: CFLAGS_1="$CFLAGS"
705: CFLAGS="$CFLAGS -falign-jumps=1"
1.194 anton 706: AC_TRY_COMPILE(,,ac_align_jumps=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-jumps=1",ac_align_jumps=no)
1.193 anton 707: CFLAGS="$CFLAGS_1"
708: AC_MSG_RESULT($ac_align_jumps)
709:
1.271 anton 710: if test -z "$LIBTOOL_CC"
711: then
712: LIBTOOL_CC="$CC"
713: # Try if GCC understands -Wimplicit-function-declaration
714: AC_MSG_CHECKING([if $CC understands -Wimplicit-function-declaration])
715: CFLAGS_1="$CFLAGS"
716: CFLAGS="$CFLAGS -Wimplicit-function-declaration"
717: AC_TRY_COMPILE(,,LIBTOOL_CC="$CC -Wimplicit-function-declaration",)
718: CFLAGS="$CFLAGS_1"
719: AC_MSG_RESULT($ac_align_jumps)
720: fi
721: AC_SUBST(LIBTOOL_CC)
722:
723:
724:
1.130 anton 725: # Try if GCC understands __attribute__((unused))
726: AC_MSG_CHECKING([how to suppress 'unused variable' warnings])
727: AC_TRY_COMPILE(,[int __attribute__((unused)) foo;], MAYBE_UNUSED='__attribute__((unused))',)
728: AC_DEFINE_UNQUOTED(MAYBE_UNUSED,$MAYBE_UNUSED,[attribute for possibly unused variables])
729: AC_MSG_RESULT($MAYBE_UNUSED)
730:
1.289 anton 731: # Try if GCC understands __thread
1.306 pazsan 732: AC_CACHE_CHECK([whether gcc understands '__thread'], [ac_cv_thread],
733: [AC_TRY_COMPILE(,[extern __thread int foo;],
734: [ac_cv_thread=yes],
735: [ac_cv_thread=no])])
736: test x$ac_cv_thread = xyes && PER_THREAD='__thread'
1.289 anton 737: AC_DEFINE_UNQUOTED(PER_THREAD,$PER_THREAD,[storage class for thread-local variables])
738:
1.195 anton 739: #try if m4 understands -s
740: AC_MSG_CHECKING([how to invoke m4])
1.196 anton 741: if m4 -s /dev/null >/dev/null 2>&1; then
1.195 anton 742: M4="m4 -s"
743: else
744: M4=m4
745: fi
746: AC_SUBST(M4)
747: AC_MSG_RESULT($M4)
748:
1.215 anton 749: #echo "machine='$machine'"
1.191 anton 750:
751: dnl AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine)
1.275 pazsan 752: if test x$EC_MODE = xfalse
753: then
1.278 dvdkhlng 754: AS_IF([test -f $srcdir/arch/$machine/asm.fs],
755: [asm_fs=arch/$machine/asm.fs])
1.275 pazsan 756: fi
1.61 anton 757: AC_SUBST(asm_fs)
758:
1.191 anton 759: dnl AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine)
1.275 pazsan 760: if test x$EC_MODE = xfalse
761: then
1.278 dvdkhlng 762: AS_IF([test -f $srcdir/arch/$machine/disasm.fs],
763: [disasm_fs=arch/$machine/disasm.fs])
1.275 pazsan 764: fi
1.61 anton 765: AC_SUBST(disasm_fs)
766:
1.116 anton 767: AC_PATH_PROG(INSTALL_INFO,install-info,[echo '>>>>Please make info dir entry:'],$PATH:/sbin:/usr/sbin:/usr/local/sbin)
1.114 anton 768:
1.39 pazsan 769: case "$host_os" in
1.97 anton 770: *darwin*)
1.316 pazsan 771: #dar*win* must be first, not to confuse with cygwin, win32 or similar
1.97 anton 772: #Darwin uses some funny preprocessor by default; eliminate it:
1.127 anton 773: AC_MSG_NOTICE([using -no-cpp-precomp on Darwin])
1.120 anton 774: CFLAGS="$CFLAGS -no-cpp-precomp"
1.98 anton 775: DIRSEP="/"
1.127 anton 776: PATHSEP=":"
1.141 anton 777: DEFAULTSYSTEMPREFIX=""
1.243 anton 778: #the following magic value was suggested by
779: #http://mail.python.org/pipermail/pythonmac-sig/2005-October/015190.html
780: AC_DEFINE_UNQUOTED(MACOSX_DEPLOYMENT_TARGET,"10.3",[an environment variable value needed by libtool on some MacOS X versions])
1.98 anton 781: ;;
1.316 pazsan 782: *win*)
783: # !!!FIXME!!! problems with cygwin and ';' as path separator
784: DIRSEP="/" # normal dirsep
1.317 pazsan 785: PATHSEP=":" # colon as pathsep
786: #we don't want the builtins of command.com/cmd.exe and its
1.316 pazsan 787: # handling of .com files.
788: #$COMSPEC contains the name of the Windows shell;
789: # the ./ is there, because the bash does not recognize
790: # absolute DOS filenames
1.317 pazsan 791: DEFAULTSYSTEMPREFIX="" #"./${COMSPEC//\\/\\\\\\\\} /c "
1.316 pazsan 792: ;;
1.246 pazsan 793: *linux*)
794: DIRSEP="/"
795: PATHSEP=":"
796: DEFAULTSYSTEMPREFIX=""
1.250 anton 797: if test -z "$LTDL_LIBRARY_PATH" -a "$wordsize" = 64; then
1.253 pazsan 798: LTDL_LIBRARY_PATH=`/sbin/ldconfig -p |tail -n +2 |sed 's/^.* => //'|sed 's|/[[^/]]*$||'| grep 64 | sort -u | tr '\n' : | sed -e 's/:$//'`
1.246 pazsan 799: fi
800: ;;
1.39 pazsan 801: *)
1.88 pazsan 802: DIRSEP="/"
1.127 anton 803: PATHSEP=":"
1.141 anton 804: DEFAULTSYSTEMPREFIX=""
1.39 pazsan 805: ;;
806: esac
1.88 pazsan 807: AC_SUBST(DIRSEP)
1.89 pazsan 808: AC_DEFINE_UNQUOTED(DIRSEP,'$DIRSEP',[a directory separator character])
1.127 anton 809: AC_SUBST(PATHSEP)
810: AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a path separator character])
1.141 anton 811: AC_SUBST(DEFAULTSYSTEMPREFIX)
812: AC_DEFINE_UNQUOTED(DEFAULTSYSTEMPREFIX,"$DEFAULTSYSTEMPREFIX",[default for environment variable GFORTHSYSTEMPREFIX])
1.250 anton 813: if test -n "$LTDL_LIBRARY_PATH"; then
814: AC_DEFINE_UNQUOTED(LTDL_LIBRARY_PATH,"$LTDL_LIBRARY_PATH",[Define LTDL_LIBRARY_PATH for 64 bit Linux])
815: fi
1.39 pazsan 816:
1.170 anton 817: #work around SELinux brain damage (from Andrew Haley <12t8f3jakb74g2c@news.supernews.com>)
1.172 anton 818: #This magic incantation seems to be completely undocumented.
819: AC_CHECK_PROG([MASSAGE_EXE],[chcon],[chcon -t unconfined_execmem_exec_t],[true])
1.170 anton 820:
1.1 anton 821: dnl Now a little support for DOS/DJGCC
1.276 pazsan 822: GFORTHFAST_EXE="$GFORTH_EXE"
823: GFORTHITC_EXE="$GFORTH_EXE"
824: GFORTHDITC_EXE="$GFORTH_EXE"
1.30 pazsan 825: AC_SUBST(GFORTH_EXE)
1.48 anton 826: AC_SUBST(GFORTHFAST_EXE)
1.83 anton 827: AC_SUBST(GFORTHITC_EXE)
1.30 pazsan 828: AC_SUBST(GFORTHDITC_EXE)
1.27 anton 829:
830: AC_SUBST(FORTHSIZES)
1.24 anton 831:
1.104 anton 832: dnl if test "$PEEPHOLE" = "yes"
833: dnl then
834: dnl PEEPHOLEFLAG="true"
835: dnl AC_DEFINE(HAS_PEEPHOLE,,[Define if you want to use peephole optimization])
836: dnl else
837: dnl PEEPHOLEFLAG="false"
838: dnl fi
839: PEEPHOLEFLAG="true"
1.79 pazsan 840: AC_SUBST(PEEPHOLEFLAG)
841:
1.1 anton 842: dnl copy commands for systems that don't have links
1.29 pazsan 843: AC_SUBST(LINK_KERNL)
844: LINK_KERNL=""
1.1 anton 845:
846: #if test $host_os=dos
847: #then
848: # echo Configuring for DOS!!!
849: # MAKE_EXE="coff2exe gforth"
1.29 pazsan 850: # LINK_KERNL='$(CP) kernl32l.fi kernel.fi'
1.1 anton 851: #fi
852:
853: dnl the following macro produces a warning with autoconf-2.1
854: AC_C_BIGENDIAN
1.23 pazsan 855: AC_SUBST(KERNEL)
1.1 anton 856: dnl ac_cv_c_bigendian is an undocumented variable of autoconf-2.1
1.256 pazsan 857: if test $ac_cv_c_bigendian != no; then
1.1 anton 858: bytesex=b
1.23 pazsan 859: KERNEL="kernl16b.fi kernl16l.fi kernl32b.fi kernl32l.fi kernl64b.fi kernl64l.fi"
1.1 anton 860: else
861: bytesex=l
1.23 pazsan 862: KERNEL="kernl16l.fi kernl16b.fi kernl32l.fi kernl32b.fi kernl64l.fi kernl64b.fi"
1.1 anton 863: fi
864:
1.91 anton 865: #check how to do asm(".skip 16")
1.169 anton 866: #echo "CFLAGS=$CFLAGS"
867: #echo "ac_link=$ac_link"
1.92 anton 868: AC_MSG_CHECKING([if and how we can waste code space])
1.279 dvdkhlng 869: if test -z "$skipcode" && test x$cross_compiling = xyes; then
870: # we cannot perform the AC_TRY_RUN check when cross-compiling.
871: skipcode=no
872: AC_MSG_RESULT([$skipcode, can't run checks since cross-compiling])
873: elif test -z "$skipcode"; then
1.148 anton 874: skipcode=no
875: CFLAGS_1="$CFLAGS"
876: CFLAGS="$CFLAGS $ENGINE_FLAGS"
1.136 anton 877: for i in ".skip 16" ".block 16" ".org .+16" ".=.+16" ".space 16"
878: do
1.91 anton 879: AC_TRY_RUN(
1.136 anton 880: [int foo(int,int,int);
1.91 anton 881: main()
882: {
1.136 anton 883: exit(foo(0,0,0)!=16);
1.91 anton 884: }
1.136 anton 885: int foo(int x, int y, int z)
1.91 anton 886: {
1.136 anton 887: static void *labels[]={&&label1, &&label2};
1.91 anton 888: if (x) {
1.136 anton 889: y++; /* workaround for http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12108 */
1.91 anton 890: label1:
1.148 anton 891: asm("$i"); /* or ".space 16" or somesuch */
1.136 anton 892: label2: ;
893: }
894: {
895: if (y) goto *labels[z]; /* workaround for gcc PR12108 */
896: return labels[1]-labels[0];
1.91 anton 897: }
1.136 anton 898: }]
1.92 anton 899: ,skipcode=$i; break
900: ,,)
1.136 anton 901: done
1.148 anton 902: CFLAGS=$CFLAGS_1
1.136 anton 903: fi
1.92 anton 904: AC_MSG_RESULT($skipcode)
905: if test "$skipcode" = no
906: then
1.136 anton 907: if test -z $no_dynamic_default; then
908: no_dynamic_default=1
909: AC_MSG_WARN(Disabling default dynamic native code generation)
910: fi
1.280 dvdkhlng 911: AC_DEFINE_UNQUOTED(SKIP16,asm(""),statement for skipping 16 bytes)
1.92 anton 912: else
913: AC_DEFINE_UNQUOTED(SKIP16,asm("$skipcode"),statement for skipping 16 bytes)
914: fi
1.91 anton 915:
1.174 anton 916: AC_MSG_CHECKING([if and how we can do comments in asm statements])
917: #the point here is to get asm statements that look different to
918: #gcc's "optimizer"
919: if test -z "$asmcomment"; then
920: asmcomment=no
921: CFLAGS_1="$CFLAGS"
922: CFLAGS="$CFLAGS $ENGINE_FLAGS"
1.176 anton 923: for i in '"# "' '"! "' '"; "'; do
1.174 anton 924: AC_TRY_COMPILE(,[asm($i"fluffystunk");],asmcomment=$i; break,)
925: done
926: CFLAGS=$CFLAGS_1
927: fi
928: AC_MSG_RESULT($asmcomment)
929: if test "$asmcomment" != no
930: then
931: AC_DEFINE_UNQUOTED(ASMCOMMENT,$asmcomment,[assembler comment start string])
932: fi
933:
1.136 anton 934: test "$no_dynamic_default" || no_dynamic_default=0
1.92 anton 935: AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$no_dynamic_default,default value for no_dynamic)
1.91 anton 936:
1.1 anton 937: dnl Checks for programs.
938: AC_PROG_LN_S
1.95 anton 939: AC_PROG_INSTALL
1.163 pazsan 940: AC_CHECK_PROGS(TEXI2DVI,texi2dvi4a2ps texi2dvi)
1.1 anton 941:
1.288 anton 942: dnl check for the presence of Emacs
943: AC_CHECK_PROGS(EMACS,emacs xemacs)
944: test -n "$EMACS" && gforth_elc=gforth.elc
945: AC_SUBST(gforth_elc)
946:
1.198 anton 947: dnl MacOS X has a libtool that does something else
1.264 pazsan 948: AC_CHECK_PROGS(GNU_LIBTOOL,"glibtool --tag=CC" libtool)
1.198 anton 949:
1.269 anton 950: dnl Checks for library functions
951: dnl This check is just for making later checks link with libm.
952: dnl using sin here is no good idea since it is built-into gcc and typechecked
953: AC_CHECK_LIB(m,asin)
1.305 pazsan 954: AC_CHECK_LIB(ltdl,lt_dlinit)
955: dnl ,LIB_SUFFIX=.la,LIB_SUFFIX=.so)
956: if test "x$ac_cv_lib_ltdl_lt_dlinit" = xyes; then
957: LIB_SUFFIX=.la
958: else
959: LIB_SUFFIX=.so
960: fi
1.304 pazsan 961: AC_SUBST(LIB_SUFFIX)
1.295 pazsan 962: AC_CHECK_LIB(rt,clock_gettime)
1.269 anton 963:
964: if test -n "$GNU_LIBTOOL" -a $ac_cv_lib_ltdl_lt_dlinit = yes; then
1.258 anton 965: build_libcc_named=build-libcc-named
966: else
1.274 anton 967: AC_MSG_WARN([No GNU_LIBTOOL found, skip pre-building libcc-based libraries])
1.258 anton 968: fi
969: AC_SUBST(build_libcc_named)
970:
1.274 anton 971:
972: if test -z "$GNU_LIBTOOL"; then
973: AC_MSG_WARN([No GNU_LIBTOOL found, using "libtool" as name.])
974: AC_MSG_WARN([libcc.fs won't work until you have installed (GNU) libtool.])
975: GNU_LIBTOOL=libtool
976: fi
977:
1.235 anton 978: #check for libffi 2.x
1.237 anton 979: AC_CHECK_HEADER(ffi.h,FFI_H_NAME=ffi.h,)
980: if test -z "$FFI_H_NAME"; then
981: AC_CHECK_HEADER(ffi/ffi.h,FFI_H_NAME=ffi/ffi.h,)
982: fi
983: AC_SUBST(FFI_H_NAME)
1.286 pazsan 984: AC_CHECK_LIB(ffi,ffi_call,LIBS="$LIBS")
1.241 anton 985: if test -n "$FFI_H_NAME" -a $ac_cv_lib_ffi_ffi_call = yes
1.235 anton 986: then
987: LIBFFIFLAG="true"
1.236 anton 988: LIBCC_BUILD_SRC="$LIBCC_BUILD_SRC libffi.fs"
1.235 anton 989: else
990: LIBFFIFLAG="false"
991: fi
992: #check for ffcall libraries
993: #unfortunately, these four calls are separated out into a library each.
1.286 pazsan 994: AC_CHECK_LIB(avcall,__builtin_avcall,LIBS="$LIBS")
1.234 pazsan 995: dnl AC_CHECK_LIB(callback,__vacall_r)
996: dnl AC_CHECK_LIB(vacall,vacall)
997: dnl AC_CHECK_LIB(trampoline,alloc_trampoline)
1.235 anton 998: if test $ac_cv_lib_avcall___builtin_avcall = yes; then
999: FFCALLFLAG="true"
1.236 anton 1000: LIBCC_BUILD_SRC="$LIBCC_BUILD_SRC fflib.fs"
1.235 anton 1001: else
1002: FFCALLFLAG="false"
1003: fi
1004: if test $LIBFFIFLAG = false -a $FFCALLFLAG = false; then
1005: AC_MSG_WARN([The (old) lib.fs foreign function interface needs either libffi or the ffcall libraries])
1006: fi
1007: AC_SUBST(LIBFFIFLAG)
1008: AC_SUBST(FFCALLFLAG)
1.236 anton 1009: AC_SUBST(LIBCC_BUILD_SRC)
1.32 pazsan 1010: if test "$host_os" != "nextstep3"
1011: then
1012: AC_FUNC_MEMCMP
1013: fi
1.300 pazsan 1014: AC_REPLACE_FUNCS(memmove strtoul pow10 sincos strerror strsignal atanh)
1.97 anton 1015: AC_FUNC_FSEEKO
1.296 pazsan 1016: AC_CHECK_FUNCS(ftello dlopen sys_siglist getrusage nanosleep clock_gettime)
1.111 anton 1017: AC_CHECK_TYPES(stack_t,,,[#include <signal.h>])
1.19 anton 1018: AC_DECL_SYS_SIGLIST
1.138 anton 1019: AC_CHECK_FUNC(getopt_long,[true],[AC_LIBOBJ(getopt) AC_LIBOBJ(getopt1)])
1.90 anton 1020: AC_CHECK_FUNCS(expm1 log1p)
1021: AC_REPLACE_FUNCS(rint ecvt)
1.1 anton 1022: dnl No check for select, because our replacement is no good under
1023: dnl anything but DOS
1.277 pazsan 1024: AC_CHECK_HEADERS(sys/mman.h fnmatch.h alloca.h wchar.h endian.h)
1.63 anton 1025: AC_FUNC_FNMATCH
1.87 pazsan 1026: test $ac_cv_func_fnmatch_works = yes || AC_LIBOBJ(fnmatch)
1.255 anton 1027: AC_CHECK_FUNCS(mmap sysconf getpagesize wcwidth)
1.34 anton 1028: AM_PATH_LISPDIR
1.1 anton 1029:
1.183 pazsan 1030: kernel_fi=kernl${vwordsize}${bytesex}.fi
1.178 pazsan 1031: include_fi=kernl${wordsize}${bytesex}${EC}.fi
1.23 pazsan 1032: AC_SUBST(kernel_fi)
1.178 pazsan 1033: AC_SUBST(include_fi)
1.50 jwilke 1034:
1.292 pazsan 1035: # Find installed Gforth
1036: AC_MSG_CHECKING([for gforth])
1037: GFORTH="`cd / && which gforth 2>/dev/null`"
1038: #the "$srcdir" = "." test defends agains the "../" bug in gforth-0.6.2
1039: (cd / && $GFORTH -e bye >/dev/null 2>/dev/null && test "$srcdir" = ".") || GFORTH=""
1040: if test -z "$GFORTH"; then
1041: PREFORTH='echo "You need to configure with a gforth in \$PATH to build this part" && false'
1.293 pazsan 1042: GFORTHKER='echo "You need to configure with a gforth in \$PATH to build this part" && false'
1.292 pazsan 1043: kernel_anti_dependence=''
1044: else
1045: GFORTH_FI=`cd / && $GFORTH --debug -e bye 2>&1 |grep "Opened image file: "|sed 's/Opened image file: //'`
1046: PREFORTH="$GFORTH -i $GFORTH_FI" ;
1.308 pazsan 1047: KERNLX_FI1=`echo $GFORTH_FI | sed -e s/lib[64]*/share/g -e s/gforth.fi/kernl*.fi/g`
1.294 pazsan 1048: KERNLX_FI2=`echo $GFORTH_FI | sed -e s/gforth.fi/kernl*.fi/g`
1049: test -f $KERNLX_FI1 && KERNLX_FI=$KERNLX_FI1
1050: test -f $KERNLX_FI2 && KERNLX_FI=$KERNLX_FI2
1.293 pazsan 1051: GFORTHKER="$GFORTH -i `echo $KERNLX_FI`" ;
1.292 pazsan 1052: kernel_anti_dependence='$(kernel_fi)'
1053: fi
1054: AC_SUBST(PREFORTH)
1.293 pazsan 1055: AC_SUBST(GFORTHKER)
1.292 pazsan 1056: AC_SUBST(kernel_anti_dependence)
1057: AC_MSG_RESULT($PREFORTH)
1.315 pazsan 1058: AC_DEFINE_UNQUOTED(KERNEL, "$kernel_fi", [The kernel to load in the image])
1059: AC_DEFINE_UNQUOTED(ARCH, "$machine", [architecture to run on ])
1.292 pazsan 1060:
1.76 anton 1061: #this breaks bindists
1062: #dnl replace srource directory by absolute value
1063: #if test $srcdir = "."; then srcdir=`pwd`
1064: #fi
1.8 anton 1065:
1.34 anton 1066: AC_SUBST(machine)
1.95 anton 1067: AC_CONFIG_FILES([
1.31 anton 1068: Makefile
1.45 pazsan 1069: Makedist
1.43 anton 1070: gforthmi
1.316 pazsan 1071: gforthmi.sh
1.80 anton 1072: vmgen
1.79 pazsan 1073: machpc.fs
1.159 pazsan 1074: envos.fs
1.223 anton 1075: preforth
1.303 pazsan 1076: libforth
1.293 pazsan 1077: gforthker
1.35 anton 1078: engine/Makefile
1.188 anton 1079: engine/libcc.h
1.161 pazsan 1080: doc/version.texi
1081: build-ec ])
1.95 anton 1082: AC_CONFIG_COMMANDS([stamp-h],[[echo timestamp > stamp-h
1.43 anton 1083: chmod +x gforthmi
1.80 anton 1084: chmod +x vmgen
1.162 pazsan 1085: chmod +x build-ec
1.223 anton 1086: chmod +x preforth
1.303 pazsan 1087: chmod +x libforth
1.293 pazsan 1088: chmod +x gforthker
1.188 anton 1089: test -d kernel||mkdir kernel
1.258 anton 1090: if test $srcdir != "."; then ln -sf $srcdir/gforth.el .; fi
1.310 pazsan 1091: $srcdir/mkinstalldirs include/gforth$ARCH/$PACKAGE_VERSION
1.262 anton 1092: $srcdir/mkinstalldirs arch/$machine
1.310 pazsan 1093: ln -sf ../../../engine/config.h ../../../engine/libcc.h include/gforth$ARCH/$PACKAGE_VERSION]],
1.262 anton 1094: [PACKAGE_VERSION=$PACKAGE_VERSION
1.310 pazsan 1095: machine=$machine
1096: ARCH=$ARCH])
1.95 anton 1097: AC_OUTPUT
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>