1: dnl Process this file with autoconf to produce a configure script.
2:
3: #Copyright (C) 1995,1996,1997,1998,2000,2003,2004,2005,2006,2007,2008,2009,2010,2011,2012 Free Software Foundation, Inc.
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
9: #as published by the Free Software Foundation, either version 3
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
18: #along with this program. If not, see http://www.gnu.org/licenses/.
19:
20:
21: dnl We use some automake macros here,
22: dnl but don't use automake for creating Makefile.in
23: AC_INIT([gforth],[0.7.9-20121007],[https://savannah.gnu.org/bugs/?func=addbug&group=gforth])
24: AC_PREREQ(2.54)
25: #snapshots have numbers major.minor.release-YYYYMMDD
26: #note that lexicographic ordering must be heeded.
27: #I.e., 0.4.1-YYYYMMDD must not exist before 0.4.1!
28: UPDATED="October 7, 2012"
29: AC_SUBST(UPDATED)
30: AC_CONFIG_HEADERS(engine/config.h)
31:
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)
40: AC_SUBST(LTDL_LDLIBS)
41:
42: #suppress the "-g -O2" default
43: test "$CFLAGS" || CFLAGS=-O2
44:
45: AC_ARG_ENABLE(force-cdiv,
46: AC_HELP_STRING([--enable-force-cdiv],
47: [ Use the native C division - symmetric - instead of
48: floored division (default disabled).]),
49: ,enable_force_cdiv=no)
50: test "$enable_force_cdiv" = "no"||
51: AC_DEFINE(FORCE_CDIV,,[Define if you want to use explicit symmetric division for better performance])
52:
53: AC_SUBST(PROFEXES)
54: AC_SUBST(PROFOBJS)
55: AC_ARG_ENABLE(prof,
56: AC_HELP_STRING([--enable-prof],
57: [ Build gforth-prof, which outputs frequently occuring
58: sequences of primitives.]),
59: ,enable_prof=no)
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'
62: fi
63:
64: AC_ARG_WITH(debug,
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.],
69: if test "$withval" = "yes"; then DEBUGFLAG=-g; fi)
70:
71: GCC_LD="\$(GCC)"
72: EC_MODE="false"
73: NO_EC=""
74: NO_CROSS=""
75: EC=""
76: engine2='engine2$(OPT).o'
77: engine_fast2='engine-fast2$(OPT).o'
78: no_dynamic=""
79: image_i=""
80: signals_o="io.o signals.o"
81:
82: AC_CANONICAL_HOST
83: AC_ARG_WITH(ec,
84: AC_HELP_STRING([--with-ec=<arch>],
85: [ Build gforth for systems without OS.]),
86: [if test "$withval" = "no"; then
87: echo "defining hosted system"
88: else
89: echo "defining standalone system (${withval})"
90: AC_DEFINE(STANDALONE,,[Define if you want a Gforth without OS])
91: EC_MODE="true"
92: EC="-ec"
93: NO_EC="#"
94: NO_CROSS="#"
95: engine2=""
96: engine_fast2=""
97: no_dynamic="-DNO_DYNAMIC"
98: image_i="image.i"
99: if test "$withval" != "yes"; then
100: signals_o="io-${withval}.o"
101: else
102: signals_o="io.o"
103: fi
104: if test -f "arch/$host_cpu/${withval}/config.sh"; then
105: source "arch/$host_cpu/${withval}/config.sh"
106: fi
107: GCC_PATH=$(which $CC)
108: LIB_PATH=${GCC_PATH%/*/*}
109: GCC_LD="\$(LD)"
110: platform=${withval}
111: fi])
112:
113: AC_ARG_ENABLE(lib,
114: AC_HELP_STRING([--enable-lib],
115: [ Compile Gforth as shared library (default disabled).]),
116: ,enable_lib=no)
117: if test "$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:
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=${withval}
140: NO_EC=""
141: NO_CROSS="#"
142: fi])
143:
144: AC_ARG_WITH(arch,
145: AC_HELP_STRING([--with-arch=<arch>],
146: [ Build gforth binaries with <arch> postfix]),
147: [if test "$withval" = "no"; then
148: ARCH=""
149: else
150: ARCH=-${withval}
151: fi])
152: AC_SUBST(ARCH)
153:
154: #variables mentioned in INSTALL
155: AC_ARG_VAR(SH, [The shell])
156: AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x).])
157: AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).])
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).])
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).])
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)])
161: AC_ARG_VAR(LIBCC_BUILD_SRC, [(Additional) libcc interface source files that should be processed on building and installation (default none)])
162:
163: AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)])
164: AC_ARG_VAR(ac_cv_sizeof_void_p, [sizeof(void *)])
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)])
171: AC_ARG_VAR(ac_cv_sizeof_int128_t, [sizeof(int128_t)])
172: AC_ARG_VAR(ac_cv_sizeof_uint128_t, [sizeof(uint128_t)])
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])
175: AC_ARG_VAR(condbranch_opt, [enable (1) or disable (0) using two dispatches for conditional branches])
176: AC_ARG_VAR(skipcode, [assembly code for skipping 16 bytes of code])
177: AC_ARG_VAR(asmcomment, [assembler comment start string])
178: AC_ARG_VAR(arm_cacheflush, [file containing ARM cacheflush function (without .c)])
179: AC_ARG_VAR(LTDL_LIBRARY_PATH, [additional directories for libltdl (for some 64-bit platforms)])
180:
181: #set up feature test macros, so the tests get them right:
182: # turn on all POSIX, SUSv3, and GNU features if available
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])
192: # turn on large file support with 64-bit off_t where available
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])
196:
197: #currently we force direct threading this way. Eventually we should
198: #setup in the arch and engine files right
199:
200: AC_PROG_CC
201:
202: test "$GCC" = "yes" || AC_MSG_ERROR(Gforth uses GNU C extensions and requires GCC 2.0 or higher)
203:
204: test "x$SH" = "x" && SH="/bin/sh"
205:
206: AC_MSG_CHECKING([whether to use two dispatches per conditional branch])
207: test x$condbranch_opt = x &&
208: if ($CC -v 2>&1 |grep 'gcc version 3' >/dev/null); then
209: condbranch_opt=0
210: else
211: condbranch_opt=1
212: fi
213: AC_MSG_RESULT($condbranch_opt)
214: AC_SUBST(condbranch_opt)
215: AC_SUBST(host_cpu)
216:
217: AC_SUBST(SH)
218: AC_SUBST(CC)
219: AC_SUBST(GCC_LD)
220: AC_SUBST(DEBUGFLAG)
221: AC_SUBST(EC)
222: AC_SUBST(NO_EC)
223: AC_SUBST(NO_CROSS)
224: AC_SUBST(EC_MODE)
225: AC_SUBST(engine2)
226: AC_SUBST(engine_fast2)
227: AC_SUBST(no_dynamic)
228: AC_SUBST(image_i)
229: AC_SUBST(signals_o)
230: AC_SUBST(mi_prefix)
231:
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.
235: AC_MSG_CHECKING(make type)
236: make_type=`make -n -v 2>&1|grep 'ake'|sed 's/ake .*/ake/'`
237: GNUMAKE='#'
238: test "$make_type" = "GNU Make" && GNUMAKE=''
239: AC_MSG_RESULT($make_type)
240: AC_SUBST(GNUMAKE)
241:
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
254:
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 "$host_cpu" in
258: arm*)
259: machine=arm
260: CFLAGS="$CFLAGS -fomit-frame-pointer"
261: if test x$platform = xnxt; then
262: CFLAGS="$CFLAGS -mthumb -mthumb-interwork"
263: fi
264: case "$host_os" in
265: *android*)
266: CFLAGS="$CFLAGS -march=armv7-a -mfloat-abi=softfp -mfpu=vfp"
267: ;;
268: esac
269: if test -z $arm_cacheflush; then
270: case "$host_os" in
271: *linux*)
272: AC_LIBOBJ(../arch/arm/cacheflush-linux)
273: ;;
274: *)
275: no_dynamic_default=1
276: AC_LIBOBJ(../arch/arm/cacheflush0)
277: AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])
278: ;;
279: esac
280: else
281: AC_LIBOBJ(../$arm_cacheflush)
282: test $srcdir = . || AC_MSG_WARN([setting arm_cacheflush requires building in the source directory])
283: fi
284: #longer skipcodes lead to problems on ARM, and it uses
285: #only 4-byte alignment anyway
286: test "$skipcode" || skipcode="nop"
287: ;;
288: hppa*)
289: machine=hppa
290: AC_LIBOBJ(../arch/hppa/cache)
291: #-N needed for --dynamic <M4U3b.3790$9d.317@news.cpqcorp.net>
292: LDFLAGS="$LDFLAGS -Xlinker -N"
293: LIBS="$LIBS -L/lib/pa1.1/"
294: ;;
295: sparc*)
296: machine=sparc
297: ;;
298: i386)
299: machine=386
300: CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
301: ;;
302: i486)
303: machine=386
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="$CFLAGS_1")
309: ;;
310: i*86)
311: machine=386
312: CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
313: CFLAGS_1="$CFLAGS"
314: CFLAGS="$CFLAGS -march=pentium -mtune=generic"
315: AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -march=pentium")
316: AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486")
317: AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1")
318: ;;
319: x86_64)
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
332: ;;
333: ia64*)
334: machine=ia64
335: AC_LIBOBJ(../arch/ia64/flush_icache_block)
336: test "$skipcode" || skipcode="nop.i 0"
337: #".skip 16" passes the test below,
338: # but gives an assembler error in engine
339: ;;
340: m68k)
341: machine=m68k
342: CFLAGS="$CFLAGS -fomit-frame-pointer"
343: if test "$host_os" = "nextstep3"
344: then
345: AC_LIBOBJ(termios)
346: fi
347: ;;
348: mips*)
349: machine=mips
350: AC_LIBOBJ(../arch/mips/check_prim)
351: #dynamic native code has the following problems on MIPS:
352: #
353: #1) J/JAL seems relocatable, but is are only
354: #relocatable within a 256MB-segment. While we try to
355: #get the linker to arrange this, there is no guarantee
356: #that this will succeed (and if the user uses a lot of
357: #memory, it is likely to fail).
358: #
359: #2) The way we generate dynamic native code may
360: #violate MIPS architectural restrictions (in
361: #particular, the delay slots of LW, MFLO, etc.)
362: #
363: #Therefore we disable dynamic native code by default:
364: if test -z "$no_dynamic_default"; then
365: no_dynamic_default=1
366: AC_MSG_WARN([Disabling default dynamic native code generation (relocation and delay slot issues)])
367: fi
368: ;;
369: alpha*)
370: machine=alpha
371: #full IEEE FP support for more uniformity across platforms:
372: CFLAGS="$CFLAGS -mieee"
373: ;;
374: power*|rs6000)
375: machine=power
376: AC_CHECK_FUNC(_sync_cache_range,[true],[AC_LIBOBJ(../arch/power/_sync_cache_range)])
377: #long long is broken on (at least) gcc-2.95.* for PPC
378: test x$ac_cv_sizeof_long_long = x &&
379: ($CC -v 2>&1 |grep 'gcc version 2.95' >/dev/null) &&
380: ac_cv_sizeof_long_long=0
381: #The only architecture with enough callee-saved registers
382: test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=3
383: #or use 2, hardly slower at run-time and starts up faster
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"
388: ;;
389: *)
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!])
393: machine=generic
394: #I-cache flushing would be needed for dynamic code generation
395: if test -z $no_dynamic_default; then
396: no_dynamic_default=1
397: AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])
398: fi
399: esac
400: AC_SUBST(host)
401:
402: MAKEINC=""
403: GFORTH_EXE="true"
404:
405: echo "Check for arch/$machine/$platform/gforth.ld ($EC_MODE)"
406: if test x$EC_MODE = xtrue
407: then
408: echo "Check for arch/$machine/$platform/gforth.ld"
409: if test -f arch/$machine/$platform/gforth.ld
410: then
411: LDFLAGS="-T ../arch/$machine/$platform/gforth.ld -Map \$@.map -cref --gc-sections $LDFLAGS"
412: if test x$platform = xnxt; then
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 $LIBS"
414: fi
415: fi
416: if test -f arch/$machine/$platform/make.inc
417: then
418: MAKEINC="include ../arch/$machine/$platform/make.inc"
419: GFORTH_EXE="\$(MAKE) -f arch/$machine/$platform/make.inc \$@.exe"
420: fi
421: fi
422: AC_SUBST(MAKEINC)
423:
424: AC_ARG_VAR(STACK_CACHE_REGS, [number of registers in the maximum stack cache state for gforth-fast and gforth-native (default platform-dependent).])
425:
426: test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=1
427: AC_DEFINE_UNQUOTED(STACK_CACHE_REGS, $STACK_CACHE_REGS,
428: [number of registers in the maximum stack cache state for gforth-fast and gforth-native])
429: test x$STACK_CACHE_DEFAULT_FAST = x && STACK_CACHE_DEFAULT_FAST=1
430: AC_DEFINE_UNQUOTED(STACK_CACHE_DEFAULT_FAST, $STACK_CACHE_DEFAULT_FAST,
431: [number of registers in the default stack cache state for gforth-fast and gforth-native])
432:
433: test x$GCC_PR15242_WORKAROUND = x ||
434: AC_DEFINE_UNQUOTED(GCC_PR15242_WORKAROUND, $GCC_PR15242_WORKAROUND,
435: [force (1) or forbid (0) use of a workaround for a gcc performance bug])
436:
437: dnl the following macro produces a warning with autoconf-2.1
438: AC_CHECK_SIZEOF(char *)
439: case "$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:
451: AC_CHECK_SIZEOF(void *)
452: case "$ac_cv_sizeof_void_p" in
453: 2)
454: vwordsize=16
455: ;;
456: 4)
457: vwordsize=32
458: ;;
459: 8)
460: vwordsize=64
461: ;;
462: esac
463:
464: AC_CHECK_SIZEOF(char)
465: AC_CHECK_SIZEOF(short)
466: AC_CHECK_SIZEOF(int)
467: AC_CHECK_SIZEOF(long)
468: AC_CHECK_SIZEOF(long long)
469: AC_CHECK_SIZEOF(intptr_t)
470: AC_CHECK_SIZEOF(int128_t)
471: AC_CHECK_SIZEOF(uint128_t)
472:
473: AC_MSG_CHECKING([for a C type for cells])
474: ac_cv_int_type_cell=none
475: case "$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:
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:
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,$ac_cv_octabyte_type_cell,[an integer type that is 8 bytes long])
572:
573: AC_MSG_CHECKING([for a C type for double-cells])
574: ac_cv_int_type_double_cell=none
575: case `expr 2 '*' "$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: ;;
591: $ac_cv_sizeof_int128_t)
592: ac_cv_int_type_double_cell="int128_t"
593: ;;
594: esac
595: AC_MSG_RESULT($ac_cv_int_type_double_cell)
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:
621: if test "$ac_cv_int_type_double_cell" != none && \
622: test "$ac_cv_int_type_double_ucell" != none
623: then
624: AC_DEFINE_UNQUOTED(DOUBLE_CELL_TYPE,$ac_cv_int_type_double_cell,[an integer type that is twice as long as a pointer])
625: AC_DEFINE_UNQUOTED(DOUBLE_UCELL_TYPE,$ac_cv_int_type_double_ucell,[an unsigned integer type that is twice as long as a pointer])
626: OPTS=-ll
627: else
628: if test "$ac_cv_sizeof_char_p" = 8; then
629: OPTS="-ll -noll"
630: else
631: OPTS=-noll
632: fi
633: fi
634:
635: if grep FORCE_REG $srcdir/arch/$machine/machine.h >/dev/null; then
636: OPTS2=''
637: for i in $OPTS; do OPTS2="$OPTS2 $i-reg"; done
638: OPTS="$OPTS2 $OPTS"
639: else
640: AC_DEFINE_UNQUOTED(FORCE_REG_UNNECESSARY,,[defined if the platform does not need FORCE_REG])
641: fi
642: AC_SUBST(OPTS)
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])
649:
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:
670: # Try if GCC understands -fno-crossjumping
671: AC_MSG_CHECKING([if $CC understands -fno-crossjumping])
672: CFLAGS_1="$CFLAGS"
673: CFLAGS="$CFLAGS -fno-crossjumping"
674: AC_TRY_COMPILE(,,ac_nocrossjumping=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-crossjumping",ac_nocrossjumping=no)
675: CFLAGS="$CFLAGS_1"
676: AC_MSG_RESULT($ac_nocrossjumping)
677:
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:
686: # Try if GCC understands -falign-labels=1
687: AC_MSG_CHECKING([if $CC understands -falign-labels=1])
688: CFLAGS_1="$CFLAGS"
689: CFLAGS="$CFLAGS -falign-labels=1"
690: AC_TRY_COMPILE(,,ac_align_labels=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-labels=1",ac_align_labels=no)
691: CFLAGS="$CFLAGS_1"
692: AC_MSG_RESULT($ac_align_labels)
693:
694: # Try if GCC understands -falign-loops=1
695: AC_MSG_CHECKING([if $CC understands -falign-loops=1])
696: CFLAGS_1="$CFLAGS"
697: CFLAGS="$CFLAGS -falign-loops=1"
698: AC_TRY_COMPILE(,,ac_align_loops=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-loops=1",ac_align_loops=no)
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="$CFLAGS -falign-jumps=1"
706: AC_TRY_COMPILE(,,ac_align_jumps=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-jumps=1",ac_align_jumps=no)
707: CFLAGS="$CFLAGS_1"
708: AC_MSG_RESULT($ac_align_jumps)
709:
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:
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:
731: # Try if GCC understands __thread
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$ac_cv_thread = xyes && PER_THREAD='__thread'
737: AC_DEFINE_UNQUOTED(PER_THREAD,$PER_THREAD,[storage class for thread-local variables])
738:
739: #try if m4 understands -s
740: AC_MSG_CHECKING([how to invoke m4])
741: if m4 -s /dev/null >/dev/null 2>&1; then
742: M4="m4 -s"
743: else
744: M4=m4
745: fi
746: AC_SUBST(M4)
747: AC_MSG_RESULT($M4)
748:
749: #echo "machine='$machine'"
750:
751: dnl AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine)
752: if test x$EC_MODE = xfalse
753: then
754: AS_IF([test -f $srcdir/arch/$machine/asm.fs],
755: [asm_fs=arch/$machine/asm.fs])
756: fi
757: AC_SUBST(asm_fs)
758:
759: dnl AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine)
760: if test x$EC_MODE = xfalse
761: then
762: AS_IF([test -f $srcdir/arch/$machine/disasm.fs],
763: [disasm_fs=arch/$machine/disasm.fs])
764: fi
765: AC_SUBST(disasm_fs)
766:
767: AC_PATH_PROG(INSTALL_INFO,install-info,[echo '>>>>Please make info dir entry:'],$PATH:/sbin:/usr/sbin:/usr/local/sbin)
768:
769: case "$host_os" in
770: *darwin*)
771: #dar*win* must be first, not to confuse with cygwin, win32 or similar
772: #Darwin uses some funny preprocessor by default; eliminate it:
773: AC_MSG_NOTICE([using -no-cpp-precomp on Darwin])
774: CFLAGS="$CFLAGS -no-cpp-precomp"
775: DIRSEP="/"
776: PATHSEP=":"
777: DEFAULTSYSTEMPREFIX=""
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])
781: ;;
782: *win*)
783: # !!!FIXME!!! problems with cygwin and ';' as path separator
784: DIRSEP="/" # normal dirsep
785: PATHSEP=":" # colon as pathsep
786: #we don't want the builtins of command.com/cmd.exe and its
787: # handling of .com files.
788: #$COMSPEC contains the name of the Windows shell;
789: # the ./ is there, because the bash does not recognize
790: # absolute DOS filenames
791: DEFAULTSYSTEMPREFIX="" #"./${COMSPEC//\\/\\\\\\\\} /c "
792: ;;
793: *linux*)
794: DIRSEP="/"
795: PATHSEP=":"
796: DEFAULTSYSTEMPREFIX=""
797: if test -z "$LTDL_LIBRARY_PATH" -a "$wordsize" = 64; then
798: LTDL_LIBRARY_PATH=`/sbin/ldconfig -p |tail -n +2 |sed 's/^.* => //'|sed 's|/[[^/]]*$||'| grep 64 | sort -u | tr '\n' : | sed -e 's/:$//'`
799: fi
800: ;;
801: *)
802: DIRSEP="/"
803: PATHSEP=":"
804: DEFAULTSYSTEMPREFIX=""
805: ;;
806: esac
807: AC_SUBST(DIRSEP)
808: AC_DEFINE_UNQUOTED(DIRSEP,'$DIRSEP',[a directory separator character])
809: AC_SUBST(PATHSEP)
810: AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a path separator character])
811: AC_SUBST(DEFAULTSYSTEMPREFIX)
812: AC_DEFINE_UNQUOTED(DEFAULTSYSTEMPREFIX,"$DEFAULTSYSTEMPREFIX",[default for environment variable GFORTHSYSTEMPREFIX])
813: if test -n "$LTDL_LIBRARY_PATH"; then
814: AC_DEFINE_UNQUOTED(LTDL_LIBRARY_PATH,"$LTDL_LIBRARY_PATH",[Define LTDL_LIBRARY_PATH for 64 bit Linux])
815: fi
816:
817: #work around SELinux brain damage (from Andrew Haley <12t8f3jakb74g2c@news.supernews.com>)
818: #This magic incantation seems to be completely undocumented.
819: AC_CHECK_PROG([MASSAGE_EXE],[chcon],[chcon -t unconfined_execmem_exec_t],[true])
820:
821: dnl Now a little support for DOS/DJGCC
822: GFORTHFAST_EXE="$GFORTH_EXE"
823: GFORTHITC_EXE="$GFORTH_EXE"
824: GFORTHDITC_EXE="$GFORTH_EXE"
825: AC_SUBST(GFORTH_EXE)
826: AC_SUBST(GFORTHFAST_EXE)
827: AC_SUBST(GFORTHITC_EXE)
828: AC_SUBST(GFORTHDITC_EXE)
829:
830: AC_SUBST(FORTHSIZES)
831:
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"
840: AC_SUBST(PEEPHOLEFLAG)
841:
842: dnl copy commands for systems that don't have links
843: AC_SUBST(LINK_KERNL)
844: LINK_KERNL=""
845:
846: #if test $host_os=dos
847: #then
848: # echo Configuring for DOS!!!
849: # MAKE_EXE="coff2exe gforth"
850: # LINK_KERNL='$(CP) kernl32l.fi kernel.fi'
851: #fi
852:
853: dnl the following macro produces a warning with autoconf-2.1
854: AC_C_BIGENDIAN
855: AC_SUBST(KERNEL)
856: dnl ac_cv_c_bigendian is an undocumented variable of autoconf-2.1
857: if test $ac_cv_c_bigendian != no; then
858: bytesex=b
859: KERNEL="kernl16b.fi kernl16l.fi kernl32b.fi kernl32l.fi kernl64b.fi kernl64l.fi"
860: else
861: bytesex=l
862: KERNEL="kernl16l.fi kernl16b.fi kernl32l.fi kernl32b.fi kernl64l.fi kernl64b.fi"
863: fi
864:
865: #check how to do asm(".skip 16")
866: #echo "CFLAGS=$CFLAGS"
867: #echo "ac_link=$ac_link"
868: AC_MSG_CHECKING([if and how we can waste code space])
869: if test -z "$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 "$skipcode"; then
874: skipcode=no
875: CFLAGS_1="$CFLAGS"
876: CFLAGS="$CFLAGS $ENGINE_FLAGS"
877: for i in ".skip 16" ".block 16" ".org .+16" ".=.+16" ".space 16"
878: do
879: AC_TRY_RUN(
880: [int foo(int,int,int);
881: main()
882: {
883: exit(foo(0,0,0)!=16);
884: }
885: int foo(int x, int y, int z)
886: {
887: static void *labels[]={&&label1, &&label2};
888: if (x) {
889: y++; /* workaround for http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12108 */
890: label1:
891: asm("$i"); /* or ".space 16" or somesuch */
892: label2: ;
893: }
894: {
895: if (y) goto *labels[z]; /* workaround for gcc PR12108 */
896: return labels[1]-labels[0];
897: }
898: }]
899: ,skipcode=$i; break
900: ,,)
901: done
902: CFLAGS=$CFLAGS_1
903: fi
904: AC_MSG_RESULT($skipcode)
905: if test "$skipcode" = no
906: then
907: if test -z $no_dynamic_default; then
908: no_dynamic_default=1
909: AC_MSG_WARN(Disabling default dynamic native code generation)
910: fi
911: AC_DEFINE_UNQUOTED(SKIP16,asm(""),statement for skipping 16 bytes)
912: else
913: AC_DEFINE_UNQUOTED(SKIP16,asm("$skipcode"),statement for skipping 16 bytes)
914: fi
915:
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 $ENGINE_FLAGS"
923: for i in '"# "' '"! "' '"; "'; do
924: AC_TRY_COMPILE(,[asm($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,$asmcomment,[assembler comment start string])
932: fi
933:
934: test "$no_dynamic_default" || no_dynamic_default=0
935: AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$no_dynamic_default,default value for no_dynamic)
936:
937: dnl Checks for programs.
938: AC_PROG_LN_S
939: AC_PROG_INSTALL
940: AC_CHECK_PROGS(TEXI2DVI,texi2dvi4a2ps texi2dvi)
941:
942: dnl check for the presence of Emacs
943: AC_CHECK_PROGS(EMACS,emacs xemacs)
944: test -n "$EMACS" && gforth_elc=gforth.elc
945: AC_SUBST(gforth_elc)
946:
947: dnl MacOS X has a libtool that does something else
948: AC_CHECK_PROGS(GNU_LIBTOOL,"glibtool --tag=CC" libtool)
949:
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)
954: AC_CHECK_LIB(ltdl,lt_dlinit)
955: dnl ,LIB_SUFFIX=.la,LIB_SUFFIX=.so)
956: if test "x$ac_cv_lib_ltdl_lt_dlinit" = xyes; then
957: LIB_SUFFIX=.la
958: else
959: LIB_SUFFIX=.so
960: fi
961: AC_SUBST(LIB_SUFFIX)
962: AC_CHECK_LIB(rt,clock_gettime)
963:
964: if test -n "$GNU_LIBTOOL" -a $ac_cv_lib_ltdl_lt_dlinit = yes; then
965: build_libcc_named=build-libcc-named
966: else
967: AC_MSG_WARN([No GNU_LIBTOOL found, skip pre-building libcc-based libraries])
968: fi
969: AC_SUBST(build_libcc_named)
970:
971:
972: if test -z "$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:
978: #check for libffi 2.x
979: AC_CHECK_HEADER(ffi.h,FFI_H_NAME=ffi.h,)
980: if test -z "$FFI_H_NAME"; then
981: AC_CHECK_HEADER(ffi/ffi.h,FFI_H_NAME=ffi/ffi.h,)
982: fi
983: AC_SUBST(FFI_H_NAME)
984: AC_CHECK_LIB(ffi,ffi_call,LIBS="$LIBS")
985: if test -n "$FFI_H_NAME" -a $ac_cv_lib_ffi_ffi_call = yes
986: then
987: LIBFFIFLAG="true"
988: LIBCC_BUILD_SRC="$LIBCC_BUILD_SRC libffi.fs"
989: else
990: LIBFFIFLAG="false"
991: fi
992: #check for ffcall libraries
993: #unfortunately, these four calls are separated out into a library each.
994: AC_CHECK_LIB(avcall,__builtin_avcall,LIBS="$LIBS")
995: dnl AC_CHECK_LIB(callback,__vacall_r)
996: dnl AC_CHECK_LIB(vacall,vacall)
997: dnl AC_CHECK_LIB(trampoline,alloc_trampoline)
998: if test $ac_cv_lib_avcall___builtin_avcall = yes; then
999: FFCALLFLAG="true"
1000: LIBCC_BUILD_SRC="$LIBCC_BUILD_SRC fflib.fs"
1001: else
1002: FFCALLFLAG="false"
1003: fi
1004: if test $LIBFFIFLAG = false -a $FFCALLFLAG = false; then
1005: AC_MSG_WARN([The (old) lib.fs foreign function interface needs either libffi or the ffcall libraries])
1006: fi
1007: AC_SUBST(LIBFFIFLAG)
1008: AC_SUBST(FFCALLFLAG)
1009: AC_SUBST(LIBCC_BUILD_SRC)
1010: if test "$host_os" != "nextstep3"
1011: then
1012: AC_FUNC_MEMCMP
1013: fi
1014: AC_REPLACE_FUNCS(memmove strtoul pow10 sincos strerror strsignal atanh)
1015: AC_FUNC_FSEEKO
1016: AC_CHECK_FUNCS(ftello dlopen sys_siglist getrusage nanosleep clock_gettime)
1017: AC_CHECK_TYPES(stack_t,,,[#include <signal.h>])
1018: AC_DECL_SYS_SIGLIST
1019: AC_CHECK_FUNC(getopt_long,[true],[AC_LIBOBJ(getopt) AC_LIBOBJ(getopt1)])
1020: AC_CHECK_FUNCS(expm1 log1p)
1021: AC_REPLACE_FUNCS(rint ecvt)
1022: dnl No check for select, because our replacement is no good under
1023: dnl anything but DOS
1024: AC_CHECK_HEADERS(sys/mman.h fnmatch.h alloca.h wchar.h endian.h)
1025: AC_FUNC_FNMATCH
1026: test $ac_cv_func_fnmatch_works = yes || AC_LIBOBJ(fnmatch)
1027: AC_CHECK_FUNCS(mmap sysconf getpagesize wcwidth)
1028: AM_PATH_LISPDIR
1029:
1030: kernel_fi=kernl${vwordsize}${bytesex}.fi
1031: include_fi=kernl${wordsize}${bytesex}${EC}.fi
1032: AC_SUBST(kernel_fi)
1033: AC_SUBST(include_fi)
1034:
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'
1042: GFORTHKER='echo "You need to configure with a gforth in \$PATH to build this part" && false'
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" ;
1047: KERNLX_FI1=`echo $GFORTH_FI | sed -e s/lib[64]*/share/g -e s/gforth.fi/kernl*.fi/g`
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
1051: GFORTHKER="$GFORTH -i `echo $KERNLX_FI`" ;
1052: kernel_anti_dependence='$(kernel_fi)'
1053: fi
1054: AC_SUBST(PREFORTH)
1055: AC_SUBST(GFORTHKER)
1056: AC_SUBST(kernel_anti_dependence)
1057: AC_MSG_RESULT($PREFORTH)
1058: AC_DEFINE_UNQUOTED(KERNEL, "$kernel_fi", [The kernel to load in the image])
1059: AC_DEFINE_UNQUOTED(ARCH, "$machine", [architecture to run on ])
1060:
1061: #this breaks bindists
1062: #dnl replace srource directory by absolute value
1063: #if test $srcdir = "."; then srcdir=`pwd`
1064: #fi
1065:
1066: AC_SUBST(machine)
1067: AC_CONFIG_FILES([
1068: Makefile
1069: Makedist
1070: gforthmi
1071: gforthmi.sh
1072: vmgen
1073: machpc.fs
1074: envos.fs
1075: preforth
1076: libforth
1077: gforthker
1078: engine/Makefile
1079: engine/libcc.h
1080: doc/version.texi
1081: build-ec ])
1082: AC_CONFIG_COMMANDS([stamp-h],[[echo timestamp > stamp-h
1083: chmod +x gforthmi
1084: chmod +x vmgen
1085: chmod +x build-ec
1086: chmod +x preforth
1087: chmod +x libforth
1088: chmod +x gforthker
1089: test -d kernel||mkdir kernel
1090: if test $srcdir != "."; then ln -sf $srcdir/gforth.el .; fi
1091: $srcdir/mkinstalldirs include/gforth$ARCH/$PACKAGE_VERSION
1092: $srcdir/mkinstalldirs arch/$machine
1093: ln -sf ../../../engine/config.h ../../../engine/libcc.h include/gforth$ARCH/$PACKAGE_VERSION]],
1094: [PACKAGE_VERSION=$PACKAGE_VERSION
1095: machine=$machine
1096: ARCH=$ARCH])
1097: AC_OUTPUT
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