Annotation of gforth/configure.in, revision 1.281
1.1 anton 1: dnl Process this file with autoconf to produce a configure script.
1.20 anton 2:
1.273 anton 3: #Copyright (C) 1995,1996,1997,1998,2000,2003,2004,2005,2006,2007,2008,2009 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
1.281 ! dvdkhlng 23: AC_INIT([gforth],[0.7.0-20100807],[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!
1.266 anton 28: UPDATED="November 8, 2008"
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 "$withval" = "yes"; then DEBUGFLAG=-g; fi)
1.122 pazsan 70:
1.185 pazsan 71: GCC_LD="\$(GCC)"
72: EC_MODE="false"
1.275 pazsan 73: NO_EC=""
1.185 pazsan 74: EC=""
1.204 anton 75: engine2='engine2$(OPT).o'
76: engine_fast2='engine-fast2$(OPT).o'
1.185 pazsan 77: no_dynamic=""
78: image_i=""
79: signals_o="io.o signals.o"
80:
1.275 pazsan 81: AC_CANONICAL_HOST
1.182 pazsan 82: AC_ARG_WITH(ec,
83: AC_HELP_STRING([--with-ec=<arch>],
1.168 pazsan 84: [ Build gforth for systems without OS.]),
1.182 pazsan 85: [if test "$withval" = "no"; then
86: echo "defining hosted system"
87: else
88: echo "defining standalone system (${withval})"
1.168 pazsan 89: AC_DEFINE(STANDALONE,,[Define if you want a Gforth without OS])
1.167 pazsan 90: EC_MODE="true"
1.178 pazsan 91: EC="-ec"
1.275 pazsan 92: NO_EC="#"
1.178 pazsan 93: engine2=""
94: engine_fast2=""
95: no_dynamic="-DNO_DYNAMIC"
96: image_i="image.i"
1.182 pazsan 97: if test "$withval" != "yes"; then
98: signals_o="io-${withval}.o"
99: else
100: signals_o="io.o"
101: fi
1.275 pazsan 102: if test -f "arch/$host_cpu/${withval}/config.sh"; then
103: source "arch/$host_cpu/${withval}/config.sh"
104: fi
1.183 pazsan 105: GCC_PATH=$(which $CC)
106: LIB_PATH=${GCC_PATH%/*/*}
107: GCC_LD="\$(LD)"
1.184 pazsan 108: platform=${withval}
1.182 pazsan 109: fi])
1.167 pazsan 110:
1.104 anton 111: #variables mentioned in INSTALL
1.203 anton 112: AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x).])
1.104 anton 113: AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).])
1.203 anton 114: 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 115: 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 116: 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 117: AC_ARG_VAR(LIBCC_BUILD_SRC, [(Additional) libcc interface source files that should be processed on building and installation (default none)])
1.173 anton 118:
1.104 anton 119: AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)])
1.183 pazsan 120: AC_ARG_VAR(ac_cv_sizeof_void_p, [sizeof(void *)])
1.104 anton 121: AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)])
122: AC_ARG_VAR(ac_cv_sizeof_short, [sizeof(short)])
123: AC_ARG_VAR(ac_cv_sizeof_int, [sizeof(int)])
124: AC_ARG_VAR(ac_cv_sizeof_long, [sizeof(long)])
125: AC_ARG_VAR(ac_cv_sizeof_long_long, [sizeof(long long)])
126: AC_ARG_VAR(ac_cv_sizeof_intptr_t, [sizeof(intptr_t)])
1.254 anton 127: AC_ARG_VAR(ac_cv_sizeof_int128_t, [sizeof(int128_t)])
128: AC_ARG_VAR(ac_cv_sizeof_uint128_t, [sizeof(uint128_t)])
1.123 anton 129: AC_ARG_VAR(ac_cv_c_bigendian, [Is the target big-endian ("yes" or "no")?])
130: AC_ARG_VAR(no_dynamic_default, [run gforth with --dynamic (0) or --no-dynamic (1) by default])
1.190 anton 131: AC_ARG_VAR(condbranch_opt, [enable (1) or disable (0) using two dispatches for conditional branches])
1.166 anton 132: AC_ARG_VAR(skipcode, [assembly code for skipping 16 bytes of code])
1.174 anton 133: AC_ARG_VAR(asmcomment, [assembler comment start string])
1.175 anton 134: AC_ARG_VAR(arm_cacheflush, [file containing ARM cacheflush function (without .c)])
1.250 anton 135: AC_ARG_VAR(LTDL_LIBRARY_PATH, [additional directories for libltdl (for some 64-bit platforms)])
1.82 anton 136:
1.96 anton 137: #set up feature test macros, so the tests get them right:
138: # turn on all POSIX, SUSv3, and GNU features if available
1.97 anton 139: AC_GNU_SOURCE
140: dnl AC_DEFINE_UNQUOTED([_GNU_SOURCE],1,[feature test macro])
141:
142: dnl Don't define _POSIX_SOURCE etc. because some OSs (in particular
143: dnl MacOSX) disable some features then (MacOSX checks for _POSIX_SOURCE,
144: dnl but not for _XOPEN_SOURCE)
145: dnl AC_DEFINE_UNQUOTED([_POSIX_SOURCE],1,[feature test macro])
146: dnl AC_DEFINE_UNQUOTED([_POSIX_C_SOURCE],199506L,[feature test macro])
147: dnl AC_DEFINE_UNQUOTED([_XOPEN_SOURCE],600,[feature test macro])
1.96 anton 148: # turn on large file support with 64-bit off_t where available
1.105 anton 149: AC_SYS_LARGEFILE
150: dnl AC_DEFINE_UNQUOTED([_LARGEFILE_SOURCE],1,[feature test macro])
151: dnl AC_DEFINE_UNQUOTED([_FILE_OFFSET_BITS],64,[feature test macro])
1.96 anton 152:
1.82 anton 153: #currently we force direct threading this way. Eventually we should
154: #setup in the arch and engine files right
1.16 anton 155:
1.15 pazsan 156: AC_PROG_CC
157:
1.92 anton 158: test "$GCC" = "yes" || AC_MSG_ERROR(Gforth uses GNU C extensions and requires GCC 2.0 or higher)
1.9 pazsan 159:
1.190 anton 160: AC_MSG_CHECKING([whether to use two dispatches per conditional branch])
161: test x$condbranch_opt = x &&
1.238 anton 162: if ($CC -v 2>&1 |grep 'gcc version 3' >/dev/null); then
1.190 anton 163: condbranch_opt=0
164: else
165: condbranch_opt=1
166: fi
167: AC_MSG_RESULT($condbranch_opt)
168: AC_SUBST(condbranch_opt)
169:
1.15 pazsan 170: AC_SUBST(CC)
1.183 pazsan 171: AC_SUBST(GCC_LD)
1.9 pazsan 172: AC_SUBST(DEBUGFLAG)
1.178 pazsan 173: AC_SUBST(EC)
1.275 pazsan 174: AC_SUBST(NO_EC)
1.167 pazsan 175: AC_SUBST(EC_MODE)
1.178 pazsan 176: AC_SUBST(engine2)
177: AC_SUBST(engine_fast2)
178: AC_SUBST(no_dynamic)
179: AC_SUBST(image_i)
1.179 pazsan 180: AC_SUBST(signals_o)
1.7 anton 181:
1.174 anton 182: #this is used to disable some (not generally essential) part of the
183: #Makefile that some makes don't grok. It would be better to test for
184: #this specific Makefile feature than the make version.
1.128 pazsan 185: AC_MSG_CHECKING(make type)
1.174 anton 186: make_type=`make -n -v 2>&1|grep 'ake'|sed 's/ake .*/ake/'`
1.128 pazsan 187: GNUMAKE='#'
188: test "$make_type" = "GNU Make" && GNUMAKE=''
189: AC_MSG_RESULT($make_type)
190: AC_SUBST(GNUMAKE)
191:
1.50 jwilke 192: AC_MSG_CHECKING([whether the linker accepts -export-dynamic])
193: OLDLDFLAGS=$LDFLAGS
194: LDFLAGS="$LDFLAGS -export-dynamic"
1.69 anton 195: dnl AC_TRY_LINK gives false positive on rs6000-ibm-aix4.2.1.0
196: dnl AC_TRY_LINK(,,ac_export_dynamic=yes,ac_export_dynamic=no)
197: AC_TRY_RUN(main(){exit(0);},ac_export_dynamic=yes,ac_export_dynamic=no,ac_export_dynamic=no)
1.50 jwilke 198: test $ac_export_dynamic = yes|| LDFLAGS=$OLDLDFLAGS
199: AC_MSG_RESULT($ac_export_dynamic)
200:
1.1 anton 201: #terminology is a bit unusual here: The host is the system on which
202: #gforth will run; the system on which configure will run is the `build'
203: case "$host_cpu" in
1.136 anton 204: arm*)
205: machine=arm
206: CFLAGS="$CFLAGS -fomit-frame-pointer"
1.184 pazsan 207: if test x$platform = xnxt; then
1.183 pazsan 208: CFLAGS="$CFLAGS -mthumb -mthumb-interwork"
209: fi
1.175 anton 210: if test -z $arm_cacheflush; then
1.212 dvdkhlng 211: case "$host_os" in
212: *linux*)
1.260 anton 213: AC_LIBOBJ(../arch/arm/cacheflush-linux)
1.212 dvdkhlng 214: ;;
215: *)
216: no_dynamic_default=1
1.260 anton 217: AC_LIBOBJ(../arch/arm/cacheflush0)
1.212 dvdkhlng 218: AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])
219: ;;
220: esac
1.260 anton 221: else
222: AC_LIBOBJ(../$arm_cacheflush)
223: test $srcdir = . || AC_MSG_WARN([setting arm_cacheflush requires building in the source directory])
1.136 anton 224: fi
1.177 anton 225: #longer skipcodes lead to problems on ARM, and it uses
226: #only 4-byte alignment anyway
227: test "$skipcode" || skipcode="nop"
1.136 anton 228: ;;
1.1 anton 229: hppa*)
1.34 anton 230: machine=hppa
1.87 pazsan 231: AC_LIBOBJ(../arch/hppa/cache)
1.134 anton 232: #-N needed for --dynamic <M4U3b.3790$9d.317@news.cpqcorp.net>
233: LDFLAGS="$LDFLAGS -Xlinker -N"
1.47 anton 234: LIBS="$LIBS -L/lib/pa1.1/"
1.1 anton 235: ;;
236: sparc*)
1.34 anton 237: machine=sparc
1.1 anton 238: ;;
1.31 anton 239: i386)
1.34 anton 240: machine=386
1.189 anton 241: CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
1.31 anton 242: ;;
243: i486)
1.34 anton 244: machine=386
1.189 anton 245: CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -m486"
1.31 anton 246: ;;
1.77 anton 247: i*86)
1.34 anton 248: machine=386
1.189 anton 249: CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
1.56 pazsan 250: CFLAGS_1="$CFLAGS"
1.87 pazsan 251: CFLAGS="$CFLAGS -march=pentium"
1.56 pazsan 252: AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486")
1.1 anton 253: ;;
1.133 anton 254: x86_64)
1.192 pazsan 255: case $CC
256: in
257: *-m32*)
258: machine=386
259: CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
260: CFLAGS_1="$CFLAGS"
261: CFLAGS="$CFLAGS -march=athlon64"
262: ;;
263: *)
264: machine=amd64
265: ;;
266: esac
1.133 anton 267: ;;
1.136 anton 268: ia64*)
269: machine=ia64
270: AC_LIBOBJ(../arch/ia64/flush_icache_block)
271: test "$skipcode" || skipcode="nop.i 0"
272: #".skip 16" passes the test below,
273: # but gives an assembler error in engine
274: ;;
1.26 pazsan 275: m68k)
1.34 anton 276: machine=m68k
1.32 pazsan 277: CFLAGS="$CFLAGS -fomit-frame-pointer"
278: if test "$host_os" = "nextstep3"
279: then
1.87 pazsan 280: AC_LIBOBJ(termios)
1.32 pazsan 281: fi
1.26 pazsan 282: ;;
1.1 anton 283: mips*)
1.34 anton 284: machine=mips
1.281 ! dvdkhlng 285: AC_LIBOBJ(../arch/mips/check_prim)
1.92 anton 286: #dynamic native code has the following problems on MIPS:
287: #
288: #1) J/JAL seems relocatable, but is are only
289: #relocatable within a 256MB-segment. While we try to
290: #get the linker to arrange this, there is no guarantee
291: #that this will succeed (and if the user uses a lot of
292: #memory, it is likely to fail).
293: #
294: #2) The way we generate dynamic native code may
295: #violate MIPS architectural restrictions (in
296: #particular, the delay slots of LW, MFLO, etc.)
297: #
298: #Therefore we disable dynamic native code by default:
1.255 anton 299: if test -z "$no_dynamic_default"; then
1.136 anton 300: no_dynamic_default=1
301: AC_MSG_WARN([Disabling default dynamic native code generation (relocation and delay slot issues)])
302: fi
1.1 anton 303: ;;
1.9 pazsan 304: alpha*)
1.34 anton 305: machine=alpha
1.58 anton 306: #full IEEE FP support for more uniformity across platforms:
307: CFLAGS="$CFLAGS -mieee"
1.9 pazsan 308: ;;
1.69 anton 309: power*|rs6000)
1.34 anton 310: machine=power
1.138 anton 311: AC_CHECK_FUNC(_sync_cache_range,[true],[AC_LIBOBJ(../arch/power/_sync_cache_range)])
1.103 anton 312: #long long is broken on (at least) gcc-2.95.* for PPC
1.165 anton 313: test x$ac_cv_sizeof_long_long = x &&
1.238 anton 314: ($CC -v 2>&1 |grep 'gcc version 2.95' >/dev/null) &&
1.263 anton 315: ac_cv_sizeof_long_long=0
1.203 anton 316: #The only architecture with enough callee-saved registers
317: test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=3
318: #or use 2, hardly slower at run-time and starts up faster
1.263 anton 319:
320: #the skipcode that is normally selected below does not
321: #work with gcc-3.[34]
322: test "$skipcode" || skipcode="nop\nnop\nnop\nnop"
1.31 anton 323: ;;
1.1 anton 324: *)
1.92 anton 325: AC_MSG_WARN([Using a generic machine description])
326: AC_MSG_WARN([Assuming C floats and doubles are IEEE floats and doubles (for SF@ DF@ SF! DF!)])
327: AC_MSG_WARN([FLUSH-ICACHE will do nothing, so END-CODE may not work properly!])
1.34 anton 328: machine=generic
1.97 anton 329: #I-cache flushing would be needed for dynamic code generation
1.136 anton 330: if test -z $no_dynamic_default; then
331: no_dynamic_default=1
332: AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])
333: fi
1.1 anton 334: esac
1.10 anton 335: AC_SUBST(host)
1.151 anton 336:
1.184 pazsan 337: MAKEINC=""
1.276 pazsan 338: GFORTH_EXE="true"
1.184 pazsan 339:
340: echo "Check for arch/$machine/$platform/gforth.ld ($EC_MODE)"
1.183 pazsan 341: if test x$EC_MODE = xtrue
342: then
1.184 pazsan 343: echo "Check for arch/$machine/$platform/gforth.ld"
344: if test -f arch/$machine/$platform/gforth.ld
1.183 pazsan 345: then
1.184 pazsan 346: LDFLAGS="-T ../arch/$machine/$platform/gforth.ld -Map \$@.map -cref --gc-sections $LDFLAGS"
347: if test x$platform = xnxt; then
1.183 pazsan 348: 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 $LIBS"
349: fi
350: fi
1.184 pazsan 351: if test -f arch/$machine/$platform/make.inc
352: then
353: MAKEINC="include ../arch/$machine/$platform/make.inc"
1.276 pazsan 354: GFORTH_EXE="\$(MAKE) -f arch/$machine/$platform/make.inc \$@.exe"
1.184 pazsan 355: fi
1.183 pazsan 356: fi
1.184 pazsan 357: AC_SUBST(MAKEINC)
1.183 pazsan 358:
1.203 anton 359: AC_ARG_VAR(STACK_CACHE_REGS, [number of registers in the maximum stack cache state for gforth-fast and gforth-native (default platform-dependent).])
360:
361: test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=1
362: AC_DEFINE_UNQUOTED(STACK_CACHE_REGS, $STACK_CACHE_REGS,
363: [number of registers in the maximum stack cache state for gforth-fast and gforth-native])
1.151 anton 364: test x$STACK_CACHE_DEFAULT_FAST = x && STACK_CACHE_DEFAULT_FAST=1
365: AC_DEFINE_UNQUOTED(STACK_CACHE_DEFAULT_FAST, $STACK_CACHE_DEFAULT_FAST,
366: [number of registers in the default stack cache state for gforth-fast and gforth-native])
1.146 pazsan 367:
1.173 anton 368: test x$GCC_PR15242_WORKAROUND = x ||
369: AC_DEFINE_UNQUOTED(GCC_PR15242_WORKAROUND, $GCC_PR15242_WORKAROUND,
370: [force (1) or forbid (0) use of a workaround for a gcc performance bug])
371:
1.103 anton 372: dnl the following macro produces a warning with autoconf-2.1
373: AC_CHECK_SIZEOF(char *)
374: case "$ac_cv_sizeof_char_p" in
375: 2)
376: wordsize=16
377: ;;
378: 4)
379: wordsize=32
380: ;;
381: 8)
382: wordsize=64
383: ;;
384: esac
385:
1.183 pazsan 386: AC_CHECK_SIZEOF(void *)
387: case "$ac_cv_sizeof_void_p" in
388: 2)
389: vwordsize=16
390: ;;
391: 4)
392: vwordsize=32
393: ;;
394: 8)
395: vwordsize=64
396: ;;
397: esac
398:
1.103 anton 399: AC_CHECK_SIZEOF(char)
400: AC_CHECK_SIZEOF(short)
401: AC_CHECK_SIZEOF(int)
402: AC_CHECK_SIZEOF(long)
403: AC_CHECK_SIZEOF(long long)
404: AC_CHECK_SIZEOF(intptr_t)
405: AC_CHECK_SIZEOF(int128_t)
1.144 pazsan 406: AC_CHECK_SIZEOF(uint128_t)
1.103 anton 407:
408: AC_MSG_CHECKING([for a C type for cells])
409: ac_cv_int_type_cell=none
410: case "$ac_cv_sizeof_char_p" in
411: $ac_cv_sizeof_int)
412: ac_cv_int_type_cell=int
413: ;;
414: $ac_cv_sizeof_short)
415: ac_cv_int_type_cell=short
416: ;;
417: $ac_cv_sizeof_char)
418: ac_cv_int_type_cell=char
419: ;;
420: $ac_cv_sizeof_long)
421: ac_cv_int_type_cell=long
422: ;;
423: $ac_cv_sizeof_long_long)
424: ac_cv_int_type_cell="long long"
425: ;;
426: $ac_cv_sizeof_intptr_t)
427: ac_cv_int_type_cell="intptr_t"
428: ;;
429: esac
430: AC_MSG_RESULT($ac_cv_int_type_cell)
431: AC_DEFINE_UNQUOTED(CELL_TYPE,$ac_cv_int_type_cell,[an integer type that is as long as a pointer])
432:
1.153 pazsan 433: AC_MSG_CHECKING([for a C type for wydes])
434: ac_cv_wyde_type_cell=none
435: case 2 in
436: $ac_cv_sizeof_int)
437: ac_cv_wyde_type_cell=int
438: ;;
439: $ac_cv_sizeof_short)
440: ac_cv_wyde_type_cell=short
441: ;;
442: $ac_cv_sizeof_char)
443: ac_cv_wyde_type_cell=char
444: ;;
445: $ac_cv_sizeof_long)
446: ac_cv_wyde_type_cell=long
447: ;;
448: $ac_cv_sizeof_long_long)
449: ac_cv_wyde_type_cell="long long"
450: ;;
451: $ac_cv_sizeof_intptr_t)
452: ac_cv_wyde_type_cell="intptr_t"
453: ;;
454: esac
455: AC_MSG_RESULT($ac_cv_wyde_type_cell)
456: AC_DEFINE_UNQUOTED(WYDE_TYPE,$ac_cv_wyde_type_cell,[an integer type that is 2 bytes long])
457:
458: AC_MSG_CHECKING([for a C type for tetrabytes])
459: ac_cv_tetrabyte_type_cell=none
460: case 4 in
461: $ac_cv_sizeof_int)
462: ac_cv_tetrabyte_type_cell=int
463: ;;
464: $ac_cv_sizeof_short)
465: ac_cv_tetrabyte_type_cell=short
466: ;;
467: $ac_cv_sizeof_char)
468: ac_cv_tetrabyte_type_cell=char
469: ;;
470: $ac_cv_sizeof_long)
471: ac_cv_tetrabyte_type_cell=long
472: ;;
473: $ac_cv_sizeof_long_long)
474: ac_cv_tetrabyte_type_cell="long long"
475: ;;
476: $ac_cv_sizeof_intptr_t)
477: ac_cv_tetrabyte_type_cell="intptr_t"
478: ;;
479: esac
480: AC_MSG_RESULT($ac_cv_tetrabyte_type_cell)
481: AC_DEFINE_UNQUOTED(TETRABYTE_TYPE,$ac_cv_tetrabyte_type_cell,[an integer type that is 4 bytes long])
482:
1.277 pazsan 483: AC_MSG_CHECKING([for a C type for octabytes])
484: ac_cv_octabyte_type_cell=none
485: case 8 in
486: $ac_cv_sizeof_int)
487: ac_cv_octabyte_type_cell=int
488: ;;
489: $ac_cv_sizeof_short)
490: ac_cv_octabyte_type_cell=short
491: ;;
492: $ac_cv_sizeof_char)
493: ac_cv_octabyte_type_cell=char
494: ;;
495: $ac_cv_sizeof_long)
496: ac_cv_octabyte_type_cell=long
497: ;;
498: $ac_cv_sizeof_long_long)
499: ac_cv_octabyte_type_cell="long long"
500: ;;
501: $ac_cv_sizeof_intptr_t)
502: ac_cv_octabyte_type_cell="intptr_t"
503: ;;
504: esac
505: AC_MSG_RESULT($ac_cv_octabyte_type_cell)
506: AC_DEFINE_UNQUOTED(OCTABYTE_TYPE,$ac_cv_octabyte_type_cell,[an integer type that is 8 bytes long])
507:
1.103 anton 508: AC_MSG_CHECKING([for a C type for double-cells])
509: ac_cv_int_type_double_cell=none
510: case `expr 2 '*' "$ac_cv_sizeof_char_p"` in
511: $ac_cv_sizeof_short)
512: ac_cv_int_type_double_cell=short
513: ;;
514: $ac_cv_sizeof_int)
515: ac_cv_int_type_double_cell=int
516: ;;
517: $ac_cv_sizeof_long)
518: ac_cv_int_type_double_cell=long
519: ;;
520: $ac_cv_sizeof_long_long)
521: ac_cv_int_type_double_cell="long long"
522: ;;
523: $ac_cv_sizeof_intptr_t)
524: ac_cv_int_type_double_cell="intptr_t"
525: ;;
1.205 anton 526: $ac_cv_sizeof_int128_t)
1.103 anton 527: ac_cv_int_type_double_cell="int128_t"
528: ;;
529: esac
530: AC_MSG_RESULT($ac_cv_int_type_double_cell)
1.144 pazsan 531:
532: AC_MSG_CHECKING([for a C type for unsigned double-cells])
533: ac_cv_int_type_double_ucell=none
534: case `expr 2 '*' "$ac_cv_sizeof_char_p"` in
535: $ac_cv_sizeof_short)
536: ac_cv_int_type_double_ucell="unsigned short"
537: ;;
538: $ac_cv_sizeof_int)
539: ac_cv_int_type_double_ucell="unsigned int"
540: ;;
541: $ac_cv_sizeof_long)
542: ac_cv_int_type_double_ucell="unsigned long"
543: ;;
544: $ac_cv_sizeof_long_long)
545: ac_cv_int_type_double_ucell="unsigned long long"
546: ;;
547: $ac_cv_sizeof_intptr_t)
548: ac_cv_int_type_double_ucell="unsigned intptr_t"
549: ;;
550: $ac_cv_sizeof_uint128_t)
551: ac_cv_int_type_double_ucell="uint128_t"
552: ;;
553: esac
554: AC_MSG_RESULT($ac_cv_int_type_double_ucell)
555:
1.204 anton 556: if test "$ac_cv_int_type_double_cell" != none && \
557: test "$ac_cv_int_type_double_ucell" != none
1.144 pazsan 558: then
1.103 anton 559: AC_DEFINE_UNQUOTED(DOUBLE_CELL_TYPE,$ac_cv_int_type_double_cell,[an integer type that is twice as long as a pointer])
1.144 pazsan 560: AC_DEFINE_UNQUOTED(DOUBLE_UCELL_TYPE,$ac_cv_int_type_double_ucell,[an unsigned integer type that is twice as long as a pointer])
1.206 anton 561: OPTS=-ll
562: else
1.217 pazsan 563: if test "$ac_cv_sizeof_char_p" = 8; then
1.213 anton 564: OPTS="-ll -noll"
1.206 anton 565: else
566: OPTS=-noll
567: fi
1.103 anton 568: fi
1.207 anton 569:
1.258 anton 570: if grep FORCE_REG $srcdir/arch/$machine/machine.h >/dev/null; then
1.227 pazsan 571: OPTS2=''
572: for i in $OPTS; do OPTS2="$OPTS2 $i-reg"; done
573: OPTS="$OPTS2 $OPTS"
1.223 anton 574: else
575: AC_DEFINE_UNQUOTED(FORCE_REG_UNNECESSARY,,[defined if the platform does not need FORCE_REG])
1.207 anton 576: fi
1.206 anton 577: AC_SUBST(OPTS)
1.103 anton 578:
579: AC_TYPE_OFF_T
580: AC_CHECK_SIZEOF(off_t)
581: test $ac_cv_sizeof_off_t -gt $ac_cv_sizeof_char_p
582: ac_small_off_t=$?
583: AC_DEFINE_UNQUOTED(SMALL_OFF_T,$ac_small_off_t,[1 if off_t fits in a Cell])
1.1 anton 584:
1.109 anton 585: ENGINE_FLAGS=
586: AC_SUBST(ENGINE_FLAGS)
587:
588: # Try if GCC understands -fno-gcse
589:
590: AC_MSG_CHECKING([if $CC understands -fno-gcse])
591: CFLAGS_1="$CFLAGS"
592: CFLAGS="$CFLAGS -fno-gcse"
593: AC_TRY_COMPILE(,,ac_nogcse=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-gcse",ac_nogcse=no)
594: CFLAGS="$CFLAGS_1"
595: AC_MSG_RESULT($ac_nogcse)
596:
597: # Try if GCC understands -fno-strict-aliasing
598: AC_MSG_CHECKING([if $CC understands -fno-strict-aliasing])
599: CFLAGS_1="$CFLAGS"
600: CFLAGS="$CFLAGS -fno-strict-aliasing"
601: AC_TRY_COMPILE(,,ac_nostrictaliasing=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-strict-aliasing",ac_nostrictaliasing=no)
602: CFLAGS="$CFLAGS_1"
603: AC_MSG_RESULT($ac_nostrictaliasing)
604:
1.123 anton 605: # Try if GCC understands -fno-crossjumping
606: AC_MSG_CHECKING([if $CC understands -fno-crossjumping])
1.88 pazsan 607: CFLAGS_1="$CFLAGS"
1.123 anton 608: CFLAGS="$CFLAGS -fno-crossjumping"
1.125 anton 609: AC_TRY_COMPILE(,,ac_nocrossjumping=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-crossjumping",ac_nocrossjumping=no)
1.109 anton 610: CFLAGS="$CFLAGS_1"
1.124 pazsan 611: AC_MSG_RESULT($ac_nocrossjumping)
1.88 pazsan 612:
1.137 pazsan 613: # Try if GCC understands -fno-reorder-blocks
614: AC_MSG_CHECKING([if $CC understands -fno-reorder-blocks])
615: CFLAGS_1="$CFLAGS"
616: CFLAGS="$CFLAGS -fno-reorder-blocks"
617: AC_TRY_COMPILE(,,ac_noreorder_blocks=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-reorder-blocks",ac_noreorder_blocks=no)
618: CFLAGS="$CFLAGS_1"
619: AC_MSG_RESULT($ac_noreorder_blocks)
620:
1.189 anton 621: # Try if GCC understands -falign-labels=1
622: AC_MSG_CHECKING([if $CC understands -falign-labels=1])
623: CFLAGS_1="$CFLAGS"
624: CFLAGS="$CFLAGS -falign-labels=1"
1.194 anton 625: AC_TRY_COMPILE(,,ac_align_labels=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-labels=1",ac_align_labels=no)
1.189 anton 626: CFLAGS="$CFLAGS_1"
627: AC_MSG_RESULT($ac_align_labels)
628:
1.193 anton 629: # Try if GCC understands -falign-loops=1
630: AC_MSG_CHECKING([if $CC understands -falign-loops=1])
631: CFLAGS_1="$CFLAGS"
632: CFLAGS="$CFLAGS -falign-loops=1"
1.194 anton 633: AC_TRY_COMPILE(,,ac_align_loops=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-loops=1",ac_align_loops=no)
1.193 anton 634: CFLAGS="$CFLAGS_1"
635: AC_MSG_RESULT($ac_align_loops)
636:
637: # Try if GCC understands -falign-jumps=1
638: AC_MSG_CHECKING([if $CC understands -falign-jumps=1])
639: CFLAGS_1="$CFLAGS"
640: CFLAGS="$CFLAGS -falign-jumps=1"
1.194 anton 641: AC_TRY_COMPILE(,,ac_align_jumps=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-jumps=1",ac_align_jumps=no)
1.193 anton 642: CFLAGS="$CFLAGS_1"
643: AC_MSG_RESULT($ac_align_jumps)
644:
1.271 anton 645: if test -z "$LIBTOOL_CC"
646: then
647: LIBTOOL_CC="$CC"
648: # Try if GCC understands -Wimplicit-function-declaration
649: AC_MSG_CHECKING([if $CC understands -Wimplicit-function-declaration])
650: CFLAGS_1="$CFLAGS"
651: CFLAGS="$CFLAGS -Wimplicit-function-declaration"
652: AC_TRY_COMPILE(,,LIBTOOL_CC="$CC -Wimplicit-function-declaration",)
653: CFLAGS="$CFLAGS_1"
654: AC_MSG_RESULT($ac_align_jumps)
655: fi
656: AC_SUBST(LIBTOOL_CC)
657:
658:
659:
1.130 anton 660: # Try if GCC understands __attribute__((unused))
661: AC_MSG_CHECKING([how to suppress 'unused variable' warnings])
662: AC_TRY_COMPILE(,[int __attribute__((unused)) foo;], MAYBE_UNUSED='__attribute__((unused))',)
663: AC_DEFINE_UNQUOTED(MAYBE_UNUSED,$MAYBE_UNUSED,[attribute for possibly unused variables])
664: AC_MSG_RESULT($MAYBE_UNUSED)
665:
1.195 anton 666: #try if m4 understands -s
667: AC_MSG_CHECKING([how to invoke m4])
1.196 anton 668: if m4 -s /dev/null >/dev/null 2>&1; then
1.195 anton 669: M4="m4 -s"
670: else
671: M4=m4
672: fi
673: AC_SUBST(M4)
674: AC_MSG_RESULT($M4)
675:
1.202 pazsan 676: # Find installed Gforth
677: AC_MSG_CHECKING([for gforth])
1.215 anton 678: GFORTH="`cd / && which gforth 2>/dev/null`"
1.257 anton 679: #the "$srcdir" = "." test defends agains the "../" bug in gforth-0.6.2
680: (cd / && $GFORTH -e bye >/dev/null 2>/dev/null && test "$srcdir" = ".") || GFORTH=""
1.215 anton 681: if test -z "$GFORTH"; then
1.223 anton 682: PREFORTH='echo "You need to configure with a gforth in \$PATH to build this part" && false'
1.233 anton 683: kernel_anti_dependence=''
1.215 anton 684: else
1.239 anton 685: PREFORTH="$GFORTH -i `cd / && $GFORTH --debug -e bye 2>&1 |grep "Opened image file: "|sed 's/Opened image file: //'`" ;
1.233 anton 686: kernel_anti_dependence='$(kernel_fi)'
1.215 anton 687: fi
688: AC_SUBST(PREFORTH)
1.233 anton 689: AC_SUBST(kernel_anti_dependence)
1.215 anton 690: AC_MSG_RESULT($PREFORTH)
1.202 pazsan 691:
1.215 anton 692: #echo "machine='$machine'"
1.191 anton 693:
694: dnl AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine)
1.275 pazsan 695: if test x$EC_MODE = xfalse
696: then
1.278 dvdkhlng 697: AS_IF([test -f $srcdir/arch/$machine/asm.fs],
698: [asm_fs=arch/$machine/asm.fs])
1.275 pazsan 699: fi
1.61 anton 700: AC_SUBST(asm_fs)
701:
1.191 anton 702: dnl AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine)
1.275 pazsan 703: if test x$EC_MODE = xfalse
704: then
1.278 dvdkhlng 705: AS_IF([test -f $srcdir/arch/$machine/disasm.fs],
706: [disasm_fs=arch/$machine/disasm.fs])
1.275 pazsan 707: fi
1.61 anton 708: AC_SUBST(disasm_fs)
709:
1.116 anton 710: AC_PATH_PROG(INSTALL_INFO,install-info,[echo '>>>>Please make info dir entry:'],$PATH:/sbin:/usr/sbin:/usr/local/sbin)
1.114 anton 711:
1.39 pazsan 712: case "$host_os" in
1.157 pazsan 713: *win32*)
714: # !!!FIXME!!! problems with cygwin and ';' as path separator
1.108 anton 715: DIRSEP="\\\\"
1.127 anton 716: PATHSEP=";"
1.142 anton 717: #we want the builtins of command.com/cmd.exe and its
718: # handling of .com files.
719: #$COMSPEC contains the name of the Windows shell;
720: # the ./ is there, because the bash does not recognize
721: # absolute DOS filenames
722: DEFAULTSYSTEMPREFIX="./$COMSPEC /c "
1.39 pazsan 723: ;;
1.97 anton 724: *darwin*)
725: #Darwin uses some funny preprocessor by default; eliminate it:
1.127 anton 726: AC_MSG_NOTICE([using -no-cpp-precomp on Darwin])
1.120 anton 727: CFLAGS="$CFLAGS -no-cpp-precomp"
1.98 anton 728: DIRSEP="/"
1.127 anton 729: PATHSEP=":"
1.141 anton 730: DEFAULTSYSTEMPREFIX=""
1.243 anton 731: #the following magic value was suggested by
732: #http://mail.python.org/pipermail/pythonmac-sig/2005-October/015190.html
733: AC_DEFINE_UNQUOTED(MACOSX_DEPLOYMENT_TARGET,"10.3",[an environment variable value needed by libtool on some MacOS X versions])
1.98 anton 734: ;;
1.246 pazsan 735: *linux*)
736: DIRSEP="/"
737: PATHSEP=":"
738: DEFAULTSYSTEMPREFIX=""
1.250 anton 739: if test -z "$LTDL_LIBRARY_PATH" -a "$wordsize" = 64; then
1.253 pazsan 740: 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 741: fi
742: ;;
1.39 pazsan 743: *)
1.88 pazsan 744: DIRSEP="/"
1.127 anton 745: PATHSEP=":"
1.141 anton 746: DEFAULTSYSTEMPREFIX=""
1.39 pazsan 747: ;;
748: esac
1.88 pazsan 749: AC_SUBST(DIRSEP)
1.89 pazsan 750: AC_DEFINE_UNQUOTED(DIRSEP,'$DIRSEP',[a directory separator character])
1.127 anton 751: AC_SUBST(PATHSEP)
752: AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a path separator character])
1.141 anton 753: AC_SUBST(DEFAULTSYSTEMPREFIX)
754: AC_DEFINE_UNQUOTED(DEFAULTSYSTEMPREFIX,"$DEFAULTSYSTEMPREFIX",[default for environment variable GFORTHSYSTEMPREFIX])
1.250 anton 755: if test -n "$LTDL_LIBRARY_PATH"; then
756: AC_DEFINE_UNQUOTED(LTDL_LIBRARY_PATH,"$LTDL_LIBRARY_PATH",[Define LTDL_LIBRARY_PATH for 64 bit Linux])
757: fi
1.39 pazsan 758:
1.170 anton 759: #work around SELinux brain damage (from Andrew Haley <12t8f3jakb74g2c@news.supernews.com>)
1.172 anton 760: #This magic incantation seems to be completely undocumented.
761: AC_CHECK_PROG([MASSAGE_EXE],[chcon],[chcon -t unconfined_execmem_exec_t],[true])
1.170 anton 762:
1.1 anton 763: dnl Now a little support for DOS/DJGCC
1.276 pazsan 764: GFORTHFAST_EXE="$GFORTH_EXE"
765: GFORTHITC_EXE="$GFORTH_EXE"
766: GFORTHDITC_EXE="$GFORTH_EXE"
1.30 pazsan 767: AC_SUBST(GFORTH_EXE)
1.48 anton 768: AC_SUBST(GFORTHFAST_EXE)
1.83 anton 769: AC_SUBST(GFORTHITC_EXE)
1.30 pazsan 770: AC_SUBST(GFORTHDITC_EXE)
1.27 anton 771:
772: AC_SUBST(FORTHSIZES)
1.24 anton 773:
1.104 anton 774: dnl if test "$PEEPHOLE" = "yes"
775: dnl then
776: dnl PEEPHOLEFLAG="true"
777: dnl AC_DEFINE(HAS_PEEPHOLE,,[Define if you want to use peephole optimization])
778: dnl else
779: dnl PEEPHOLEFLAG="false"
780: dnl fi
781: PEEPHOLEFLAG="true"
1.79 pazsan 782: AC_SUBST(PEEPHOLEFLAG)
783:
1.1 anton 784: dnl copy commands for systems that don't have links
1.29 pazsan 785: AC_SUBST(LINK_KERNL)
786: LINK_KERNL=""
1.1 anton 787:
788: #if test $host_os=dos
789: #then
790: # echo Configuring for DOS!!!
791: # MAKE_EXE="coff2exe gforth"
1.29 pazsan 792: # LINK_KERNL='$(CP) kernl32l.fi kernel.fi'
1.1 anton 793: #fi
794:
795: dnl the following macro produces a warning with autoconf-2.1
796: AC_C_BIGENDIAN
1.23 pazsan 797: AC_SUBST(KERNEL)
1.1 anton 798: dnl ac_cv_c_bigendian is an undocumented variable of autoconf-2.1
1.256 pazsan 799: if test $ac_cv_c_bigendian != no; then
1.1 anton 800: bytesex=b
1.23 pazsan 801: KERNEL="kernl16b.fi kernl16l.fi kernl32b.fi kernl32l.fi kernl64b.fi kernl64l.fi"
1.1 anton 802: else
803: bytesex=l
1.23 pazsan 804: KERNEL="kernl16l.fi kernl16b.fi kernl32l.fi kernl32b.fi kernl64l.fi kernl64b.fi"
1.1 anton 805: fi
806:
1.91 anton 807: #check how to do asm(".skip 16")
1.169 anton 808: #echo "CFLAGS=$CFLAGS"
809: #echo "ac_link=$ac_link"
1.92 anton 810: AC_MSG_CHECKING([if and how we can waste code space])
1.279 dvdkhlng 811: if test -z "$skipcode" && test x$cross_compiling = xyes; then
812: # we cannot perform the AC_TRY_RUN check when cross-compiling.
813: skipcode=no
814: AC_MSG_RESULT([$skipcode, can't run checks since cross-compiling])
815: elif test -z "$skipcode"; then
1.148 anton 816: skipcode=no
817: CFLAGS_1="$CFLAGS"
818: CFLAGS="$CFLAGS $ENGINE_FLAGS"
1.136 anton 819: for i in ".skip 16" ".block 16" ".org .+16" ".=.+16" ".space 16"
820: do
1.91 anton 821: AC_TRY_RUN(
1.136 anton 822: [int foo(int,int,int);
1.91 anton 823: main()
824: {
1.136 anton 825: exit(foo(0,0,0)!=16);
1.91 anton 826: }
1.136 anton 827: int foo(int x, int y, int z)
1.91 anton 828: {
1.136 anton 829: static void *labels[]={&&label1, &&label2};
1.91 anton 830: if (x) {
1.136 anton 831: y++; /* workaround for http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12108 */
1.91 anton 832: label1:
1.148 anton 833: asm("$i"); /* or ".space 16" or somesuch */
1.136 anton 834: label2: ;
835: }
836: {
837: if (y) goto *labels[z]; /* workaround for gcc PR12108 */
838: return labels[1]-labels[0];
1.91 anton 839: }
1.136 anton 840: }]
1.92 anton 841: ,skipcode=$i; break
842: ,,)
1.136 anton 843: done
1.148 anton 844: CFLAGS=$CFLAGS_1
1.136 anton 845: fi
1.92 anton 846: AC_MSG_RESULT($skipcode)
847: if test "$skipcode" = no
848: then
1.136 anton 849: if test -z $no_dynamic_default; then
850: no_dynamic_default=1
851: AC_MSG_WARN(Disabling default dynamic native code generation)
852: fi
1.280 dvdkhlng 853: AC_DEFINE_UNQUOTED(SKIP16,asm(""),statement for skipping 16 bytes)
1.92 anton 854: else
855: AC_DEFINE_UNQUOTED(SKIP16,asm("$skipcode"),statement for skipping 16 bytes)
856: fi
1.91 anton 857:
1.174 anton 858: AC_MSG_CHECKING([if and how we can do comments in asm statements])
859: #the point here is to get asm statements that look different to
860: #gcc's "optimizer"
861: if test -z "$asmcomment"; then
862: asmcomment=no
863: CFLAGS_1="$CFLAGS"
864: CFLAGS="$CFLAGS $ENGINE_FLAGS"
1.176 anton 865: for i in '"# "' '"! "' '"; "'; do
1.174 anton 866: AC_TRY_COMPILE(,[asm($i"fluffystunk");],asmcomment=$i; break,)
867: done
868: CFLAGS=$CFLAGS_1
869: fi
870: AC_MSG_RESULT($asmcomment)
871: if test "$asmcomment" != no
872: then
873: AC_DEFINE_UNQUOTED(ASMCOMMENT,$asmcomment,[assembler comment start string])
874: fi
875:
1.136 anton 876: test "$no_dynamic_default" || no_dynamic_default=0
1.92 anton 877: AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$no_dynamic_default,default value for no_dynamic)
1.91 anton 878:
1.1 anton 879: dnl Checks for programs.
880: AC_PROG_LN_S
1.95 anton 881: AC_PROG_INSTALL
1.163 pazsan 882: AC_CHECK_PROGS(TEXI2DVI,texi2dvi4a2ps texi2dvi)
1.1 anton 883:
1.198 anton 884: dnl MacOS X has a libtool that does something else
1.264 pazsan 885: AC_CHECK_PROGS(GNU_LIBTOOL,"glibtool --tag=CC" libtool)
1.198 anton 886:
1.269 anton 887: dnl Checks for library functions
888: dnl This check is just for making later checks link with libm.
889: dnl using sin here is no good idea since it is built-into gcc and typechecked
890: AC_CHECK_LIB(m,asin)
891: AC_CHECK_LIB(ltdl,lt_dlinit)
892:
893: if test -n "$GNU_LIBTOOL" -a $ac_cv_lib_ltdl_lt_dlinit = yes; then
1.258 anton 894: build_libcc_named=build-libcc-named
895: else
896: build_libcc_named=""
1.274 anton 897: AC_MSG_WARN([No GNU_LIBTOOL found, skip pre-building libcc-based libraries])
1.258 anton 898: fi
899: AC_SUBST(build_libcc_named)
900:
1.274 anton 901:
902: if test -z "$GNU_LIBTOOL"; then
903: AC_MSG_WARN([No GNU_LIBTOOL found, using "libtool" as name.])
904: AC_MSG_WARN([libcc.fs won't work until you have installed (GNU) libtool.])
905: GNU_LIBTOOL=libtool
906: fi
907:
1.235 anton 908: #check for libffi 2.x
1.237 anton 909: AC_CHECK_HEADER(ffi.h,FFI_H_NAME=ffi.h,)
910: if test -z "$FFI_H_NAME"; then
911: AC_CHECK_HEADER(ffi/ffi.h,FFI_H_NAME=ffi/ffi.h,)
912: fi
913: AC_SUBST(FFI_H_NAME)
1.235 anton 914: AC_CHECK_LIB(ffi,ffi_call)
1.241 anton 915: if test -n "$FFI_H_NAME" -a $ac_cv_lib_ffi_ffi_call = yes
1.235 anton 916: then
917: LIBFFIFLAG="true"
1.236 anton 918: LIBCC_BUILD_SRC="$LIBCC_BUILD_SRC libffi.fs"
1.235 anton 919: else
920: LIBFFIFLAG="false"
921: fi
922: #check for ffcall libraries
923: #unfortunately, these four calls are separated out into a library each.
924: AC_CHECK_LIB(avcall,__builtin_avcall)
1.234 pazsan 925: dnl AC_CHECK_LIB(callback,__vacall_r)
926: dnl AC_CHECK_LIB(vacall,vacall)
927: dnl AC_CHECK_LIB(trampoline,alloc_trampoline)
1.235 anton 928: if test $ac_cv_lib_avcall___builtin_avcall = yes; then
929: FFCALLFLAG="true"
1.236 anton 930: LIBCC_BUILD_SRC="$LIBCC_BUILD_SRC fflib.fs"
1.235 anton 931: else
932: FFCALLFLAG="false"
933: fi
934: if test $LIBFFIFLAG = false -a $FFCALLFLAG = false; then
935: AC_MSG_WARN([The (old) lib.fs foreign function interface needs either libffi or the ffcall libraries])
936: fi
937: AC_SUBST(LIBFFIFLAG)
938: AC_SUBST(FFCALLFLAG)
1.236 anton 939: AC_SUBST(LIBCC_BUILD_SRC)
1.32 pazsan 940: if test "$host_os" != "nextstep3"
941: then
942: AC_FUNC_MEMCMP
943: fi
1.25 pazsan 944: AC_REPLACE_FUNCS(memmove strtoul pow10 strerror strsignal atanh)
1.97 anton 945: AC_FUNC_FSEEKO
1.186 anton 946: AC_CHECK_FUNCS(ftello dlopen sys_siglist getrusage nanosleep)
1.111 anton 947: AC_CHECK_TYPES(stack_t,,,[#include <signal.h>])
1.19 anton 948: AC_DECL_SYS_SIGLIST
1.138 anton 949: AC_CHECK_FUNC(getopt_long,[true],[AC_LIBOBJ(getopt) AC_LIBOBJ(getopt1)])
1.90 anton 950: AC_CHECK_FUNCS(expm1 log1p)
951: AC_REPLACE_FUNCS(rint ecvt)
1.1 anton 952: dnl No check for select, because our replacement is no good under
953: dnl anything but DOS
1.277 pazsan 954: AC_CHECK_HEADERS(sys/mman.h fnmatch.h alloca.h wchar.h endian.h)
1.63 anton 955: AC_FUNC_FNMATCH
1.87 pazsan 956: test $ac_cv_func_fnmatch_works = yes || AC_LIBOBJ(fnmatch)
1.255 anton 957: AC_CHECK_FUNCS(mmap sysconf getpagesize wcwidth)
1.34 anton 958: AM_PATH_LISPDIR
1.1 anton 959:
1.183 pazsan 960: kernel_fi=kernl${vwordsize}${bytesex}.fi
1.178 pazsan 961: include_fi=kernl${wordsize}${bytesex}${EC}.fi
1.23 pazsan 962: AC_SUBST(kernel_fi)
1.178 pazsan 963: AC_SUBST(include_fi)
1.50 jwilke 964:
1.76 anton 965: #this breaks bindists
966: #dnl replace srource directory by absolute value
967: #if test $srcdir = "."; then srcdir=`pwd`
968: #fi
1.8 anton 969:
1.34 anton 970: AC_SUBST(machine)
1.95 anton 971: AC_CONFIG_FILES([
1.31 anton 972: Makefile
1.45 pazsan 973: Makedist
1.43 anton 974: gforthmi
1.80 anton 975: vmgen
1.79 pazsan 976: machpc.fs
1.159 pazsan 977: envos.fs
1.223 anton 978: preforth
1.35 anton 979: engine/Makefile
1.188 anton 980: engine/libcc.h
1.161 pazsan 981: doc/version.texi
982: build-ec ])
1.95 anton 983: AC_CONFIG_COMMANDS([stamp-h],[[echo timestamp > stamp-h
1.43 anton 984: chmod +x gforthmi
1.80 anton 985: chmod +x vmgen
1.162 pazsan 986: chmod +x build-ec
1.223 anton 987: chmod +x preforth
1.188 anton 988: test -d kernel||mkdir kernel
1.258 anton 989: if test $srcdir != "."; then ln -sf $srcdir/gforth.el .; fi
1.188 anton 990: $srcdir/mkinstalldirs include/gforth/$PACKAGE_VERSION
1.262 anton 991: $srcdir/mkinstalldirs arch/$machine
992: ln -sf ../../../engine/config.h ../../../engine/libcc.h include/gforth/$PACKAGE_VERSION]],
993: [PACKAGE_VERSION=$PACKAGE_VERSION
994: machine=$machine])
1.95 anton 995: AC_OUTPUT
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