Annotation of gforth/configure.in, revision 1.307
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
1.299 pazsan 23: AC_INIT([gforth],[0.7.9-20120317],[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!
1.299 pazsan 28: UPDATED="March 17, 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=${withval}
1.182 pazsan 111: fi])
1.167 pazsan 112:
1.290 pazsan 113: AC_ARG_WITH(cross,
114: AC_HELP_STRING([--with-cross=<arch>],
115: [ Build gforth using a cross compiler.]),
116: [if test "$withval" = "no"; then
117: echo "defining hosted system"
118: else
119: echo "defining cross compiled system (${withval})"
120: if test -f "arch/$host_cpu/${withval}/config.sh"; then
121: source "arch/$host_cpu/${withval}/config.sh"
122: fi
123: GCC_PATH=$(which $CC)
124: LIB_PATH=${GCC_PATH%/*/*}
125: platform=${withval}
1.291 pazsan 126: NO_EC=""
127: NO_CROSS="#"
1.290 pazsan 128: fi])
129:
1.307 ! pazsan 130: AC_ARG_WITH(arch,
! 131: AC_HELP_STRING([--with-arch=<arch>],
! 132: [ Build gforth binaries with <arch> postfix]),
! 133: [if test "$withval" = "no"; then
! 134: ARCH=""
! 135: else
! 136: ARCH=-${withval}
! 137: fi])
! 138: AC_SUBST(ARCH)
! 139:
1.104 anton 140: #variables mentioned in INSTALL
1.302 pazsan 141: AC_ARG_VAR(SH, [The shell])
1.203 anton 142: AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x).])
1.104 anton 143: AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).])
1.203 anton 144: 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 145: 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 146: 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 147: AC_ARG_VAR(LIBCC_BUILD_SRC, [(Additional) libcc interface source files that should be processed on building and installation (default none)])
1.173 anton 148:
1.104 anton 149: AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)])
1.183 pazsan 150: AC_ARG_VAR(ac_cv_sizeof_void_p, [sizeof(void *)])
1.104 anton 151: AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)])
152: AC_ARG_VAR(ac_cv_sizeof_short, [sizeof(short)])
153: AC_ARG_VAR(ac_cv_sizeof_int, [sizeof(int)])
154: AC_ARG_VAR(ac_cv_sizeof_long, [sizeof(long)])
155: AC_ARG_VAR(ac_cv_sizeof_long_long, [sizeof(long long)])
156: AC_ARG_VAR(ac_cv_sizeof_intptr_t, [sizeof(intptr_t)])
1.254 anton 157: AC_ARG_VAR(ac_cv_sizeof_int128_t, [sizeof(int128_t)])
158: AC_ARG_VAR(ac_cv_sizeof_uint128_t, [sizeof(uint128_t)])
1.123 anton 159: AC_ARG_VAR(ac_cv_c_bigendian, [Is the target big-endian ("yes" or "no")?])
160: AC_ARG_VAR(no_dynamic_default, [run gforth with --dynamic (0) or --no-dynamic (1) by default])
1.190 anton 161: AC_ARG_VAR(condbranch_opt, [enable (1) or disable (0) using two dispatches for conditional branches])
1.166 anton 162: AC_ARG_VAR(skipcode, [assembly code for skipping 16 bytes of code])
1.174 anton 163: AC_ARG_VAR(asmcomment, [assembler comment start string])
1.175 anton 164: AC_ARG_VAR(arm_cacheflush, [file containing ARM cacheflush function (without .c)])
1.250 anton 165: AC_ARG_VAR(LTDL_LIBRARY_PATH, [additional directories for libltdl (for some 64-bit platforms)])
1.82 anton 166:
1.96 anton 167: #set up feature test macros, so the tests get them right:
168: # turn on all POSIX, SUSv3, and GNU features if available
1.97 anton 169: AC_GNU_SOURCE
170: dnl AC_DEFINE_UNQUOTED([_GNU_SOURCE],1,[feature test macro])
171:
172: dnl Don't define _POSIX_SOURCE etc. because some OSs (in particular
173: dnl MacOSX) disable some features then (MacOSX checks for _POSIX_SOURCE,
174: dnl but not for _XOPEN_SOURCE)
175: dnl AC_DEFINE_UNQUOTED([_POSIX_SOURCE],1,[feature test macro])
176: dnl AC_DEFINE_UNQUOTED([_POSIX_C_SOURCE],199506L,[feature test macro])
177: dnl AC_DEFINE_UNQUOTED([_XOPEN_SOURCE],600,[feature test macro])
1.96 anton 178: # turn on large file support with 64-bit off_t where available
1.105 anton 179: AC_SYS_LARGEFILE
180: dnl AC_DEFINE_UNQUOTED([_LARGEFILE_SOURCE],1,[feature test macro])
181: dnl AC_DEFINE_UNQUOTED([_FILE_OFFSET_BITS],64,[feature test macro])
1.96 anton 182:
1.82 anton 183: #currently we force direct threading this way. Eventually we should
184: #setup in the arch and engine files right
1.16 anton 185:
1.15 pazsan 186: AC_PROG_CC
187:
1.92 anton 188: test "$GCC" = "yes" || AC_MSG_ERROR(Gforth uses GNU C extensions and requires GCC 2.0 or higher)
1.9 pazsan 189:
1.302 pazsan 190: test "x$SH" = "x" && SH="/bin/sh"
191:
1.190 anton 192: AC_MSG_CHECKING([whether to use two dispatches per conditional branch])
193: test x$condbranch_opt = x &&
1.238 anton 194: if ($CC -v 2>&1 |grep 'gcc version 3' >/dev/null); then
1.190 anton 195: condbranch_opt=0
196: else
197: condbranch_opt=1
198: fi
199: AC_MSG_RESULT($condbranch_opt)
200: AC_SUBST(condbranch_opt)
1.301 pazsan 201: AC_SUBST(host_cpu)
1.190 anton 202:
1.302 pazsan 203: AC_SUBST(SH)
1.15 pazsan 204: AC_SUBST(CC)
1.183 pazsan 205: AC_SUBST(GCC_LD)
1.9 pazsan 206: AC_SUBST(DEBUGFLAG)
1.178 pazsan 207: AC_SUBST(EC)
1.275 pazsan 208: AC_SUBST(NO_EC)
1.291 pazsan 209: AC_SUBST(NO_CROSS)
1.167 pazsan 210: AC_SUBST(EC_MODE)
1.178 pazsan 211: AC_SUBST(engine2)
212: AC_SUBST(engine_fast2)
213: AC_SUBST(no_dynamic)
214: AC_SUBST(image_i)
1.179 pazsan 215: AC_SUBST(signals_o)
1.7 anton 216:
1.174 anton 217: #this is used to disable some (not generally essential) part of the
218: #Makefile that some makes don't grok. It would be better to test for
219: #this specific Makefile feature than the make version.
1.128 pazsan 220: AC_MSG_CHECKING(make type)
1.174 anton 221: make_type=`make -n -v 2>&1|grep 'ake'|sed 's/ake .*/ake/'`
1.128 pazsan 222: GNUMAKE='#'
223: test "$make_type" = "GNU Make" && GNUMAKE=''
224: AC_MSG_RESULT($make_type)
225: AC_SUBST(GNUMAKE)
226:
1.304 pazsan 227: if test "$ac_export_dynamic" != yes; then
228: AC_MSG_CHECKING([whether the linker accepts -export-dynamic])
229: OLDLDFLAGS=$LDFLAGS
230: LDFLAGS="$LDFLAGS -export-dynamic"
231: dnl AC_TRY_LINK gives false positive on rs6000-ibm-aix4.2.1.0
232: dnl AC_TRY_LINK(,,ac_export_dynamic=yes,ac_export_dynamic=no)
233: AC_TRY_RUN(main(){exit(0);},ac_export_dynamic=yes,ac_export_dynamic=no,ac_export_dynamic=no)
234: test $ac_export_dynamic = yes|| LDFLAGS=$OLDLDFLAGS
235: AC_MSG_RESULT($ac_export_dynamic)
236: else
237: LDFLAGS="$LDFLAGS -export-dynamic"
238: fi
1.50 jwilke 239:
1.1 anton 240: #terminology is a bit unusual here: The host is the system on which
241: #gforth will run; the system on which configure will run is the `build'
242: case "$host_cpu" in
1.136 anton 243: arm*)
244: machine=arm
245: CFLAGS="$CFLAGS -fomit-frame-pointer"
1.184 pazsan 246: if test x$platform = xnxt; then
1.183 pazsan 247: CFLAGS="$CFLAGS -mthumb -mthumb-interwork"
248: fi
1.175 anton 249: if test -z $arm_cacheflush; then
1.212 dvdkhlng 250: case "$host_os" in
251: *linux*)
1.260 anton 252: AC_LIBOBJ(../arch/arm/cacheflush-linux)
1.212 dvdkhlng 253: ;;
254: *)
255: no_dynamic_default=1
1.260 anton 256: AC_LIBOBJ(../arch/arm/cacheflush0)
1.212 dvdkhlng 257: AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])
258: ;;
259: esac
1.260 anton 260: else
261: AC_LIBOBJ(../$arm_cacheflush)
262: test $srcdir = . || AC_MSG_WARN([setting arm_cacheflush requires building in the source directory])
1.136 anton 263: fi
1.177 anton 264: #longer skipcodes lead to problems on ARM, and it uses
265: #only 4-byte alignment anyway
266: test "$skipcode" || skipcode="nop"
1.136 anton 267: ;;
1.1 anton 268: hppa*)
1.34 anton 269: machine=hppa
1.87 pazsan 270: AC_LIBOBJ(../arch/hppa/cache)
1.134 anton 271: #-N needed for --dynamic <M4U3b.3790$9d.317@news.cpqcorp.net>
272: LDFLAGS="$LDFLAGS -Xlinker -N"
1.47 anton 273: LIBS="$LIBS -L/lib/pa1.1/"
1.1 anton 274: ;;
275: sparc*)
1.34 anton 276: machine=sparc
1.1 anton 277: ;;
1.31 anton 278: i386)
1.34 anton 279: machine=386
1.189 anton 280: CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
1.31 anton 281: ;;
282: i486)
1.34 anton 283: machine=386
1.282 dvdkhlng 284: CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
285: CFLAGS_1="$CFLAGS"
286: CFLAGS="$CFLAGS -march=i486"
287: AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486")
288: AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1")
1.31 anton 289: ;;
1.77 anton 290: i*86)
1.34 anton 291: machine=386
1.189 anton 292: CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
1.56 pazsan 293: CFLAGS_1="$CFLAGS"
1.282 dvdkhlng 294: CFLAGS="$CFLAGS -march=pentium -mtune=generic"
295: AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -march=pentium")
1.56 pazsan 296: AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486")
1.282 dvdkhlng 297: AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1")
1.1 anton 298: ;;
1.133 anton 299: x86_64)
1.192 pazsan 300: case $CC
301: in
302: *-m32*)
303: machine=386
304: CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr"
305: CFLAGS_1="$CFLAGS"
306: CFLAGS="$CFLAGS -march=athlon64"
307: ;;
308: *)
309: machine=amd64
310: ;;
311: esac
1.133 anton 312: ;;
1.136 anton 313: ia64*)
314: machine=ia64
315: AC_LIBOBJ(../arch/ia64/flush_icache_block)
316: test "$skipcode" || skipcode="nop.i 0"
317: #".skip 16" passes the test below,
318: # but gives an assembler error in engine
319: ;;
1.26 pazsan 320: m68k)
1.34 anton 321: machine=m68k
1.32 pazsan 322: CFLAGS="$CFLAGS -fomit-frame-pointer"
323: if test "$host_os" = "nextstep3"
324: then
1.87 pazsan 325: AC_LIBOBJ(termios)
1.32 pazsan 326: fi
1.26 pazsan 327: ;;
1.1 anton 328: mips*)
1.34 anton 329: machine=mips
1.281 dvdkhlng 330: AC_LIBOBJ(../arch/mips/check_prim)
1.92 anton 331: #dynamic native code has the following problems on MIPS:
332: #
333: #1) J/JAL seems relocatable, but is are only
334: #relocatable within a 256MB-segment. While we try to
335: #get the linker to arrange this, there is no guarantee
336: #that this will succeed (and if the user uses a lot of
337: #memory, it is likely to fail).
338: #
339: #2) The way we generate dynamic native code may
340: #violate MIPS architectural restrictions (in
341: #particular, the delay slots of LW, MFLO, etc.)
342: #
343: #Therefore we disable dynamic native code by default:
1.255 anton 344: if test -z "$no_dynamic_default"; then
1.136 anton 345: no_dynamic_default=1
346: AC_MSG_WARN([Disabling default dynamic native code generation (relocation and delay slot issues)])
347: fi
1.1 anton 348: ;;
1.9 pazsan 349: alpha*)
1.34 anton 350: machine=alpha
1.58 anton 351: #full IEEE FP support for more uniformity across platforms:
352: CFLAGS="$CFLAGS -mieee"
1.9 pazsan 353: ;;
1.69 anton 354: power*|rs6000)
1.34 anton 355: machine=power
1.138 anton 356: AC_CHECK_FUNC(_sync_cache_range,[true],[AC_LIBOBJ(../arch/power/_sync_cache_range)])
1.103 anton 357: #long long is broken on (at least) gcc-2.95.* for PPC
1.165 anton 358: test x$ac_cv_sizeof_long_long = x &&
1.238 anton 359: ($CC -v 2>&1 |grep 'gcc version 2.95' >/dev/null) &&
1.263 anton 360: ac_cv_sizeof_long_long=0
1.203 anton 361: #The only architecture with enough callee-saved registers
362: test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=3
363: #or use 2, hardly slower at run-time and starts up faster
1.263 anton 364:
365: #the skipcode that is normally selected below does not
366: #work with gcc-3.[34]
367: test "$skipcode" || skipcode="nop\nnop\nnop\nnop"
1.31 anton 368: ;;
1.1 anton 369: *)
1.92 anton 370: AC_MSG_WARN([Using a generic machine description])
371: AC_MSG_WARN([Assuming C floats and doubles are IEEE floats and doubles (for SF@ DF@ SF! DF!)])
372: AC_MSG_WARN([FLUSH-ICACHE will do nothing, so END-CODE may not work properly!])
1.34 anton 373: machine=generic
1.97 anton 374: #I-cache flushing would be needed for dynamic code generation
1.136 anton 375: if test -z $no_dynamic_default; then
376: no_dynamic_default=1
377: AC_MSG_WARN([No I-cache flush code known, disabling dynamic native code generation])
378: fi
1.1 anton 379: esac
1.10 anton 380: AC_SUBST(host)
1.151 anton 381:
1.184 pazsan 382: MAKEINC=""
1.276 pazsan 383: GFORTH_EXE="true"
1.184 pazsan 384:
385: echo "Check for arch/$machine/$platform/gforth.ld ($EC_MODE)"
1.183 pazsan 386: if test x$EC_MODE = xtrue
387: then
1.184 pazsan 388: echo "Check for arch/$machine/$platform/gforth.ld"
389: if test -f arch/$machine/$platform/gforth.ld
1.183 pazsan 390: then
1.184 pazsan 391: LDFLAGS="-T ../arch/$machine/$platform/gforth.ld -Map \$@.map -cref --gc-sections $LDFLAGS"
392: if test x$platform = xnxt; then
1.183 pazsan 393: 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 $LIBS"
394: fi
395: fi
1.184 pazsan 396: if test -f arch/$machine/$platform/make.inc
397: then
398: MAKEINC="include ../arch/$machine/$platform/make.inc"
1.276 pazsan 399: GFORTH_EXE="\$(MAKE) -f arch/$machine/$platform/make.inc \$@.exe"
1.184 pazsan 400: fi
1.183 pazsan 401: fi
1.184 pazsan 402: AC_SUBST(MAKEINC)
1.183 pazsan 403:
1.203 anton 404: AC_ARG_VAR(STACK_CACHE_REGS, [number of registers in the maximum stack cache state for gforth-fast and gforth-native (default platform-dependent).])
405:
406: test x$STACK_CACHE_REGS = x && STACK_CACHE_REGS=1
407: AC_DEFINE_UNQUOTED(STACK_CACHE_REGS, $STACK_CACHE_REGS,
408: [number of registers in the maximum stack cache state for gforth-fast and gforth-native])
1.151 anton 409: test x$STACK_CACHE_DEFAULT_FAST = x && STACK_CACHE_DEFAULT_FAST=1
410: AC_DEFINE_UNQUOTED(STACK_CACHE_DEFAULT_FAST, $STACK_CACHE_DEFAULT_FAST,
411: [number of registers in the default stack cache state for gforth-fast and gforth-native])
1.146 pazsan 412:
1.173 anton 413: test x$GCC_PR15242_WORKAROUND = x ||
414: AC_DEFINE_UNQUOTED(GCC_PR15242_WORKAROUND, $GCC_PR15242_WORKAROUND,
415: [force (1) or forbid (0) use of a workaround for a gcc performance bug])
416:
1.103 anton 417: dnl the following macro produces a warning with autoconf-2.1
418: AC_CHECK_SIZEOF(char *)
419: case "$ac_cv_sizeof_char_p" in
420: 2)
421: wordsize=16
422: ;;
423: 4)
424: wordsize=32
425: ;;
426: 8)
427: wordsize=64
428: ;;
429: esac
430:
1.183 pazsan 431: AC_CHECK_SIZEOF(void *)
432: case "$ac_cv_sizeof_void_p" in
433: 2)
434: vwordsize=16
435: ;;
436: 4)
437: vwordsize=32
438: ;;
439: 8)
440: vwordsize=64
441: ;;
442: esac
443:
1.103 anton 444: AC_CHECK_SIZEOF(char)
445: AC_CHECK_SIZEOF(short)
446: AC_CHECK_SIZEOF(int)
447: AC_CHECK_SIZEOF(long)
448: AC_CHECK_SIZEOF(long long)
449: AC_CHECK_SIZEOF(intptr_t)
450: AC_CHECK_SIZEOF(int128_t)
1.144 pazsan 451: AC_CHECK_SIZEOF(uint128_t)
1.103 anton 452:
453: AC_MSG_CHECKING([for a C type for cells])
454: ac_cv_int_type_cell=none
455: case "$ac_cv_sizeof_char_p" in
456: $ac_cv_sizeof_int)
457: ac_cv_int_type_cell=int
458: ;;
459: $ac_cv_sizeof_short)
460: ac_cv_int_type_cell=short
461: ;;
462: $ac_cv_sizeof_char)
463: ac_cv_int_type_cell=char
464: ;;
465: $ac_cv_sizeof_long)
466: ac_cv_int_type_cell=long
467: ;;
468: $ac_cv_sizeof_long_long)
469: ac_cv_int_type_cell="long long"
470: ;;
471: $ac_cv_sizeof_intptr_t)
472: ac_cv_int_type_cell="intptr_t"
473: ;;
474: esac
475: AC_MSG_RESULT($ac_cv_int_type_cell)
476: AC_DEFINE_UNQUOTED(CELL_TYPE,$ac_cv_int_type_cell,[an integer type that is as long as a pointer])
477:
1.153 pazsan 478: AC_MSG_CHECKING([for a C type for wydes])
479: ac_cv_wyde_type_cell=none
480: case 2 in
481: $ac_cv_sizeof_int)
482: ac_cv_wyde_type_cell=int
483: ;;
484: $ac_cv_sizeof_short)
485: ac_cv_wyde_type_cell=short
486: ;;
487: $ac_cv_sizeof_char)
488: ac_cv_wyde_type_cell=char
489: ;;
490: $ac_cv_sizeof_long)
491: ac_cv_wyde_type_cell=long
492: ;;
493: $ac_cv_sizeof_long_long)
494: ac_cv_wyde_type_cell="long long"
495: ;;
496: $ac_cv_sizeof_intptr_t)
497: ac_cv_wyde_type_cell="intptr_t"
498: ;;
499: esac
500: AC_MSG_RESULT($ac_cv_wyde_type_cell)
501: AC_DEFINE_UNQUOTED(WYDE_TYPE,$ac_cv_wyde_type_cell,[an integer type that is 2 bytes long])
502:
503: AC_MSG_CHECKING([for a C type for tetrabytes])
504: ac_cv_tetrabyte_type_cell=none
505: case 4 in
506: $ac_cv_sizeof_int)
507: ac_cv_tetrabyte_type_cell=int
508: ;;
509: $ac_cv_sizeof_short)
510: ac_cv_tetrabyte_type_cell=short
511: ;;
512: $ac_cv_sizeof_char)
513: ac_cv_tetrabyte_type_cell=char
514: ;;
515: $ac_cv_sizeof_long)
516: ac_cv_tetrabyte_type_cell=long
517: ;;
518: $ac_cv_sizeof_long_long)
519: ac_cv_tetrabyte_type_cell="long long"
520: ;;
521: $ac_cv_sizeof_intptr_t)
522: ac_cv_tetrabyte_type_cell="intptr_t"
523: ;;
524: esac
525: AC_MSG_RESULT($ac_cv_tetrabyte_type_cell)
526: AC_DEFINE_UNQUOTED(TETRABYTE_TYPE,$ac_cv_tetrabyte_type_cell,[an integer type that is 4 bytes long])
527:
1.277 pazsan 528: AC_MSG_CHECKING([for a C type for octabytes])
529: ac_cv_octabyte_type_cell=none
530: case 8 in
531: $ac_cv_sizeof_int)
532: ac_cv_octabyte_type_cell=int
533: ;;
534: $ac_cv_sizeof_short)
535: ac_cv_octabyte_type_cell=short
536: ;;
537: $ac_cv_sizeof_char)
538: ac_cv_octabyte_type_cell=char
539: ;;
540: $ac_cv_sizeof_long)
541: ac_cv_octabyte_type_cell=long
542: ;;
543: $ac_cv_sizeof_long_long)
544: ac_cv_octabyte_type_cell="long long"
545: ;;
546: $ac_cv_sizeof_intptr_t)
547: ac_cv_octabyte_type_cell="intptr_t"
548: ;;
549: esac
550: AC_MSG_RESULT($ac_cv_octabyte_type_cell)
551: AC_DEFINE_UNQUOTED(OCTABYTE_TYPE,$ac_cv_octabyte_type_cell,[an integer type that is 8 bytes long])
552:
1.103 anton 553: AC_MSG_CHECKING([for a C type for double-cells])
554: ac_cv_int_type_double_cell=none
555: case `expr 2 '*' "$ac_cv_sizeof_char_p"` in
556: $ac_cv_sizeof_short)
557: ac_cv_int_type_double_cell=short
558: ;;
559: $ac_cv_sizeof_int)
560: ac_cv_int_type_double_cell=int
561: ;;
562: $ac_cv_sizeof_long)
563: ac_cv_int_type_double_cell=long
564: ;;
565: $ac_cv_sizeof_long_long)
566: ac_cv_int_type_double_cell="long long"
567: ;;
568: $ac_cv_sizeof_intptr_t)
569: ac_cv_int_type_double_cell="intptr_t"
570: ;;
1.205 anton 571: $ac_cv_sizeof_int128_t)
1.103 anton 572: ac_cv_int_type_double_cell="int128_t"
573: ;;
574: esac
575: AC_MSG_RESULT($ac_cv_int_type_double_cell)
1.144 pazsan 576:
577: AC_MSG_CHECKING([for a C type for unsigned double-cells])
578: ac_cv_int_type_double_ucell=none
579: case `expr 2 '*' "$ac_cv_sizeof_char_p"` in
580: $ac_cv_sizeof_short)
581: ac_cv_int_type_double_ucell="unsigned short"
582: ;;
583: $ac_cv_sizeof_int)
584: ac_cv_int_type_double_ucell="unsigned int"
585: ;;
586: $ac_cv_sizeof_long)
587: ac_cv_int_type_double_ucell="unsigned long"
588: ;;
589: $ac_cv_sizeof_long_long)
590: ac_cv_int_type_double_ucell="unsigned long long"
591: ;;
592: $ac_cv_sizeof_intptr_t)
593: ac_cv_int_type_double_ucell="unsigned intptr_t"
594: ;;
595: $ac_cv_sizeof_uint128_t)
596: ac_cv_int_type_double_ucell="uint128_t"
597: ;;
598: esac
599: AC_MSG_RESULT($ac_cv_int_type_double_ucell)
600:
1.204 anton 601: if test "$ac_cv_int_type_double_cell" != none && \
602: test "$ac_cv_int_type_double_ucell" != none
1.144 pazsan 603: then
1.103 anton 604: AC_DEFINE_UNQUOTED(DOUBLE_CELL_TYPE,$ac_cv_int_type_double_cell,[an integer type that is twice as long as a pointer])
1.144 pazsan 605: AC_DEFINE_UNQUOTED(DOUBLE_UCELL_TYPE,$ac_cv_int_type_double_ucell,[an unsigned integer type that is twice as long as a pointer])
1.206 anton 606: OPTS=-ll
607: else
1.217 pazsan 608: if test "$ac_cv_sizeof_char_p" = 8; then
1.213 anton 609: OPTS="-ll -noll"
1.206 anton 610: else
611: OPTS=-noll
612: fi
1.103 anton 613: fi
1.207 anton 614:
1.258 anton 615: if grep FORCE_REG $srcdir/arch/$machine/machine.h >/dev/null; then
1.227 pazsan 616: OPTS2=''
617: for i in $OPTS; do OPTS2="$OPTS2 $i-reg"; done
618: OPTS="$OPTS2 $OPTS"
1.223 anton 619: else
620: AC_DEFINE_UNQUOTED(FORCE_REG_UNNECESSARY,,[defined if the platform does not need FORCE_REG])
1.207 anton 621: fi
1.206 anton 622: AC_SUBST(OPTS)
1.103 anton 623:
624: AC_TYPE_OFF_T
625: AC_CHECK_SIZEOF(off_t)
626: test $ac_cv_sizeof_off_t -gt $ac_cv_sizeof_char_p
627: ac_small_off_t=$?
628: AC_DEFINE_UNQUOTED(SMALL_OFF_T,$ac_small_off_t,[1 if off_t fits in a Cell])
1.1 anton 629:
1.109 anton 630: ENGINE_FLAGS=
631: AC_SUBST(ENGINE_FLAGS)
632:
633: # Try if GCC understands -fno-gcse
634:
635: AC_MSG_CHECKING([if $CC understands -fno-gcse])
636: CFLAGS_1="$CFLAGS"
637: CFLAGS="$CFLAGS -fno-gcse"
638: AC_TRY_COMPILE(,,ac_nogcse=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-gcse",ac_nogcse=no)
639: CFLAGS="$CFLAGS_1"
640: AC_MSG_RESULT($ac_nogcse)
641:
642: # Try if GCC understands -fno-strict-aliasing
643: AC_MSG_CHECKING([if $CC understands -fno-strict-aliasing])
644: CFLAGS_1="$CFLAGS"
645: CFLAGS="$CFLAGS -fno-strict-aliasing"
646: AC_TRY_COMPILE(,,ac_nostrictaliasing=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-strict-aliasing",ac_nostrictaliasing=no)
647: CFLAGS="$CFLAGS_1"
648: AC_MSG_RESULT($ac_nostrictaliasing)
649:
1.123 anton 650: # Try if GCC understands -fno-crossjumping
651: AC_MSG_CHECKING([if $CC understands -fno-crossjumping])
1.88 pazsan 652: CFLAGS_1="$CFLAGS"
1.123 anton 653: CFLAGS="$CFLAGS -fno-crossjumping"
1.125 anton 654: AC_TRY_COMPILE(,,ac_nocrossjumping=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-crossjumping",ac_nocrossjumping=no)
1.109 anton 655: CFLAGS="$CFLAGS_1"
1.124 pazsan 656: AC_MSG_RESULT($ac_nocrossjumping)
1.88 pazsan 657:
1.137 pazsan 658: # Try if GCC understands -fno-reorder-blocks
659: AC_MSG_CHECKING([if $CC understands -fno-reorder-blocks])
660: CFLAGS_1="$CFLAGS"
661: CFLAGS="$CFLAGS -fno-reorder-blocks"
662: AC_TRY_COMPILE(,,ac_noreorder_blocks=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-reorder-blocks",ac_noreorder_blocks=no)
663: CFLAGS="$CFLAGS_1"
664: AC_MSG_RESULT($ac_noreorder_blocks)
665:
1.189 anton 666: # Try if GCC understands -falign-labels=1
667: AC_MSG_CHECKING([if $CC understands -falign-labels=1])
668: CFLAGS_1="$CFLAGS"
669: CFLAGS="$CFLAGS -falign-labels=1"
1.194 anton 670: AC_TRY_COMPILE(,,ac_align_labels=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-labels=1",ac_align_labels=no)
1.189 anton 671: CFLAGS="$CFLAGS_1"
672: AC_MSG_RESULT($ac_align_labels)
673:
1.193 anton 674: # Try if GCC understands -falign-loops=1
675: AC_MSG_CHECKING([if $CC understands -falign-loops=1])
676: CFLAGS_1="$CFLAGS"
677: CFLAGS="$CFLAGS -falign-loops=1"
1.194 anton 678: AC_TRY_COMPILE(,,ac_align_loops=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-loops=1",ac_align_loops=no)
1.193 anton 679: CFLAGS="$CFLAGS_1"
680: AC_MSG_RESULT($ac_align_loops)
681:
682: # Try if GCC understands -falign-jumps=1
683: AC_MSG_CHECKING([if $CC understands -falign-jumps=1])
684: CFLAGS_1="$CFLAGS"
685: CFLAGS="$CFLAGS -falign-jumps=1"
1.194 anton 686: AC_TRY_COMPILE(,,ac_align_jumps=yes;ENGINE_FLAGS="$ENGINE_FLAGS -falign-jumps=1",ac_align_jumps=no)
1.193 anton 687: CFLAGS="$CFLAGS_1"
688: AC_MSG_RESULT($ac_align_jumps)
689:
1.271 anton 690: if test -z "$LIBTOOL_CC"
691: then
692: LIBTOOL_CC="$CC"
693: # Try if GCC understands -Wimplicit-function-declaration
694: AC_MSG_CHECKING([if $CC understands -Wimplicit-function-declaration])
695: CFLAGS_1="$CFLAGS"
696: CFLAGS="$CFLAGS -Wimplicit-function-declaration"
697: AC_TRY_COMPILE(,,LIBTOOL_CC="$CC -Wimplicit-function-declaration",)
698: CFLAGS="$CFLAGS_1"
699: AC_MSG_RESULT($ac_align_jumps)
700: fi
701: AC_SUBST(LIBTOOL_CC)
702:
703:
704:
1.130 anton 705: # Try if GCC understands __attribute__((unused))
706: AC_MSG_CHECKING([how to suppress 'unused variable' warnings])
707: AC_TRY_COMPILE(,[int __attribute__((unused)) foo;], MAYBE_UNUSED='__attribute__((unused))',)
708: AC_DEFINE_UNQUOTED(MAYBE_UNUSED,$MAYBE_UNUSED,[attribute for possibly unused variables])
709: AC_MSG_RESULT($MAYBE_UNUSED)
710:
1.289 anton 711: # Try if GCC understands __thread
1.306 pazsan 712: AC_CACHE_CHECK([whether gcc understands '__thread'], [ac_cv_thread],
713: [AC_TRY_COMPILE(,[extern __thread int foo;],
714: [ac_cv_thread=yes],
715: [ac_cv_thread=no])])
716: test x$ac_cv_thread = xyes && PER_THREAD='__thread'
1.289 anton 717: AC_DEFINE_UNQUOTED(PER_THREAD,$PER_THREAD,[storage class for thread-local variables])
718:
1.195 anton 719: #try if m4 understands -s
720: AC_MSG_CHECKING([how to invoke m4])
1.196 anton 721: if m4 -s /dev/null >/dev/null 2>&1; then
1.195 anton 722: M4="m4 -s"
723: else
724: M4=m4
725: fi
726: AC_SUBST(M4)
727: AC_MSG_RESULT($M4)
728:
1.215 anton 729: #echo "machine='$machine'"
1.191 anton 730:
731: dnl AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine)
1.275 pazsan 732: if test x$EC_MODE = xfalse
733: then
1.278 dvdkhlng 734: AS_IF([test -f $srcdir/arch/$machine/asm.fs],
735: [asm_fs=arch/$machine/asm.fs])
1.275 pazsan 736: fi
1.61 anton 737: AC_SUBST(asm_fs)
738:
1.191 anton 739: dnl AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine)
1.275 pazsan 740: if test x$EC_MODE = xfalse
741: then
1.278 dvdkhlng 742: AS_IF([test -f $srcdir/arch/$machine/disasm.fs],
743: [disasm_fs=arch/$machine/disasm.fs])
1.275 pazsan 744: fi
1.61 anton 745: AC_SUBST(disasm_fs)
746:
1.116 anton 747: AC_PATH_PROG(INSTALL_INFO,install-info,[echo '>>>>Please make info dir entry:'],$PATH:/sbin:/usr/sbin:/usr/local/sbin)
1.114 anton 748:
1.39 pazsan 749: case "$host_os" in
1.157 pazsan 750: *win32*)
751: # !!!FIXME!!! problems with cygwin and ';' as path separator
1.108 anton 752: DIRSEP="\\\\"
1.127 anton 753: PATHSEP=";"
1.142 anton 754: #we want the builtins of command.com/cmd.exe and its
755: # handling of .com files.
756: #$COMSPEC contains the name of the Windows shell;
757: # the ./ is there, because the bash does not recognize
758: # absolute DOS filenames
759: DEFAULTSYSTEMPREFIX="./$COMSPEC /c "
1.39 pazsan 760: ;;
1.97 anton 761: *darwin*)
762: #Darwin uses some funny preprocessor by default; eliminate it:
1.127 anton 763: AC_MSG_NOTICE([using -no-cpp-precomp on Darwin])
1.120 anton 764: CFLAGS="$CFLAGS -no-cpp-precomp"
1.98 anton 765: DIRSEP="/"
1.127 anton 766: PATHSEP=":"
1.141 anton 767: DEFAULTSYSTEMPREFIX=""
1.243 anton 768: #the following magic value was suggested by
769: #http://mail.python.org/pipermail/pythonmac-sig/2005-October/015190.html
770: AC_DEFINE_UNQUOTED(MACOSX_DEPLOYMENT_TARGET,"10.3",[an environment variable value needed by libtool on some MacOS X versions])
1.98 anton 771: ;;
1.246 pazsan 772: *linux*)
773: DIRSEP="/"
774: PATHSEP=":"
775: DEFAULTSYSTEMPREFIX=""
1.250 anton 776: if test -z "$LTDL_LIBRARY_PATH" -a "$wordsize" = 64; then
1.253 pazsan 777: 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 778: fi
779: ;;
1.39 pazsan 780: *)
1.88 pazsan 781: DIRSEP="/"
1.127 anton 782: PATHSEP=":"
1.141 anton 783: DEFAULTSYSTEMPREFIX=""
1.39 pazsan 784: ;;
785: esac
1.88 pazsan 786: AC_SUBST(DIRSEP)
1.89 pazsan 787: AC_DEFINE_UNQUOTED(DIRSEP,'$DIRSEP',[a directory separator character])
1.127 anton 788: AC_SUBST(PATHSEP)
789: AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a path separator character])
1.141 anton 790: AC_SUBST(DEFAULTSYSTEMPREFIX)
791: AC_DEFINE_UNQUOTED(DEFAULTSYSTEMPREFIX,"$DEFAULTSYSTEMPREFIX",[default for environment variable GFORTHSYSTEMPREFIX])
1.250 anton 792: if test -n "$LTDL_LIBRARY_PATH"; then
793: AC_DEFINE_UNQUOTED(LTDL_LIBRARY_PATH,"$LTDL_LIBRARY_PATH",[Define LTDL_LIBRARY_PATH for 64 bit Linux])
794: fi
1.39 pazsan 795:
1.170 anton 796: #work around SELinux brain damage (from Andrew Haley <12t8f3jakb74g2c@news.supernews.com>)
1.172 anton 797: #This magic incantation seems to be completely undocumented.
798: AC_CHECK_PROG([MASSAGE_EXE],[chcon],[chcon -t unconfined_execmem_exec_t],[true])
1.170 anton 799:
1.1 anton 800: dnl Now a little support for DOS/DJGCC
1.276 pazsan 801: GFORTHFAST_EXE="$GFORTH_EXE"
802: GFORTHITC_EXE="$GFORTH_EXE"
803: GFORTHDITC_EXE="$GFORTH_EXE"
1.30 pazsan 804: AC_SUBST(GFORTH_EXE)
1.48 anton 805: AC_SUBST(GFORTHFAST_EXE)
1.83 anton 806: AC_SUBST(GFORTHITC_EXE)
1.30 pazsan 807: AC_SUBST(GFORTHDITC_EXE)
1.27 anton 808:
809: AC_SUBST(FORTHSIZES)
1.24 anton 810:
1.104 anton 811: dnl if test "$PEEPHOLE" = "yes"
812: dnl then
813: dnl PEEPHOLEFLAG="true"
814: dnl AC_DEFINE(HAS_PEEPHOLE,,[Define if you want to use peephole optimization])
815: dnl else
816: dnl PEEPHOLEFLAG="false"
817: dnl fi
818: PEEPHOLEFLAG="true"
1.79 pazsan 819: AC_SUBST(PEEPHOLEFLAG)
820:
1.1 anton 821: dnl copy commands for systems that don't have links
1.29 pazsan 822: AC_SUBST(LINK_KERNL)
823: LINK_KERNL=""
1.1 anton 824:
825: #if test $host_os=dos
826: #then
827: # echo Configuring for DOS!!!
828: # MAKE_EXE="coff2exe gforth"
1.29 pazsan 829: # LINK_KERNL='$(CP) kernl32l.fi kernel.fi'
1.1 anton 830: #fi
831:
832: dnl the following macro produces a warning with autoconf-2.1
833: AC_C_BIGENDIAN
1.23 pazsan 834: AC_SUBST(KERNEL)
1.1 anton 835: dnl ac_cv_c_bigendian is an undocumented variable of autoconf-2.1
1.256 pazsan 836: if test $ac_cv_c_bigendian != no; then
1.1 anton 837: bytesex=b
1.23 pazsan 838: KERNEL="kernl16b.fi kernl16l.fi kernl32b.fi kernl32l.fi kernl64b.fi kernl64l.fi"
1.1 anton 839: else
840: bytesex=l
1.23 pazsan 841: KERNEL="kernl16l.fi kernl16b.fi kernl32l.fi kernl32b.fi kernl64l.fi kernl64b.fi"
1.1 anton 842: fi
843:
1.91 anton 844: #check how to do asm(".skip 16")
1.169 anton 845: #echo "CFLAGS=$CFLAGS"
846: #echo "ac_link=$ac_link"
1.92 anton 847: AC_MSG_CHECKING([if and how we can waste code space])
1.279 dvdkhlng 848: if test -z "$skipcode" && test x$cross_compiling = xyes; then
849: # we cannot perform the AC_TRY_RUN check when cross-compiling.
850: skipcode=no
851: AC_MSG_RESULT([$skipcode, can't run checks since cross-compiling])
852: elif test -z "$skipcode"; then
1.148 anton 853: skipcode=no
854: CFLAGS_1="$CFLAGS"
855: CFLAGS="$CFLAGS $ENGINE_FLAGS"
1.136 anton 856: for i in ".skip 16" ".block 16" ".org .+16" ".=.+16" ".space 16"
857: do
1.91 anton 858: AC_TRY_RUN(
1.136 anton 859: [int foo(int,int,int);
1.91 anton 860: main()
861: {
1.136 anton 862: exit(foo(0,0,0)!=16);
1.91 anton 863: }
1.136 anton 864: int foo(int x, int y, int z)
1.91 anton 865: {
1.136 anton 866: static void *labels[]={&&label1, &&label2};
1.91 anton 867: if (x) {
1.136 anton 868: y++; /* workaround for http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12108 */
1.91 anton 869: label1:
1.148 anton 870: asm("$i"); /* or ".space 16" or somesuch */
1.136 anton 871: label2: ;
872: }
873: {
874: if (y) goto *labels[z]; /* workaround for gcc PR12108 */
875: return labels[1]-labels[0];
1.91 anton 876: }
1.136 anton 877: }]
1.92 anton 878: ,skipcode=$i; break
879: ,,)
1.136 anton 880: done
1.148 anton 881: CFLAGS=$CFLAGS_1
1.136 anton 882: fi
1.92 anton 883: AC_MSG_RESULT($skipcode)
884: if test "$skipcode" = no
885: then
1.136 anton 886: if test -z $no_dynamic_default; then
887: no_dynamic_default=1
888: AC_MSG_WARN(Disabling default dynamic native code generation)
889: fi
1.280 dvdkhlng 890: AC_DEFINE_UNQUOTED(SKIP16,asm(""),statement for skipping 16 bytes)
1.92 anton 891: else
892: AC_DEFINE_UNQUOTED(SKIP16,asm("$skipcode"),statement for skipping 16 bytes)
893: fi
1.91 anton 894:
1.174 anton 895: AC_MSG_CHECKING([if and how we can do comments in asm statements])
896: #the point here is to get asm statements that look different to
897: #gcc's "optimizer"
898: if test -z "$asmcomment"; then
899: asmcomment=no
900: CFLAGS_1="$CFLAGS"
901: CFLAGS="$CFLAGS $ENGINE_FLAGS"
1.176 anton 902: for i in '"# "' '"! "' '"; "'; do
1.174 anton 903: AC_TRY_COMPILE(,[asm($i"fluffystunk");],asmcomment=$i; break,)
904: done
905: CFLAGS=$CFLAGS_1
906: fi
907: AC_MSG_RESULT($asmcomment)
908: if test "$asmcomment" != no
909: then
910: AC_DEFINE_UNQUOTED(ASMCOMMENT,$asmcomment,[assembler comment start string])
911: fi
912:
1.136 anton 913: test "$no_dynamic_default" || no_dynamic_default=0
1.92 anton 914: AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$no_dynamic_default,default value for no_dynamic)
1.91 anton 915:
1.1 anton 916: dnl Checks for programs.
917: AC_PROG_LN_S
1.95 anton 918: AC_PROG_INSTALL
1.163 pazsan 919: AC_CHECK_PROGS(TEXI2DVI,texi2dvi4a2ps texi2dvi)
1.1 anton 920:
1.288 anton 921: dnl check for the presence of Emacs
922: AC_CHECK_PROGS(EMACS,emacs xemacs)
923: test -n "$EMACS" && gforth_elc=gforth.elc
924: AC_SUBST(gforth_elc)
925:
1.198 anton 926: dnl MacOS X has a libtool that does something else
1.264 pazsan 927: AC_CHECK_PROGS(GNU_LIBTOOL,"glibtool --tag=CC" libtool)
1.198 anton 928:
1.269 anton 929: dnl Checks for library functions
930: dnl This check is just for making later checks link with libm.
931: dnl using sin here is no good idea since it is built-into gcc and typechecked
932: AC_CHECK_LIB(m,asin)
1.305 pazsan 933: AC_CHECK_LIB(ltdl,lt_dlinit)
934: dnl ,LIB_SUFFIX=.la,LIB_SUFFIX=.so)
935: if test "x$ac_cv_lib_ltdl_lt_dlinit" = xyes; then
936: LIB_SUFFIX=.la
937: else
938: LIB_SUFFIX=.so
939: fi
1.304 pazsan 940: AC_SUBST(LIB_SUFFIX)
1.295 pazsan 941: AC_CHECK_LIB(rt,clock_gettime)
1.269 anton 942:
943: if test -n "$GNU_LIBTOOL" -a $ac_cv_lib_ltdl_lt_dlinit = yes; then
1.258 anton 944: build_libcc_named=build-libcc-named
945: else
946: build_libcc_named=""
1.274 anton 947: AC_MSG_WARN([No GNU_LIBTOOL found, skip pre-building libcc-based libraries])
1.258 anton 948: fi
949: AC_SUBST(build_libcc_named)
950:
1.274 anton 951:
952: if test -z "$GNU_LIBTOOL"; then
953: AC_MSG_WARN([No GNU_LIBTOOL found, using "libtool" as name.])
954: AC_MSG_WARN([libcc.fs won't work until you have installed (GNU) libtool.])
955: GNU_LIBTOOL=libtool
956: fi
957:
1.235 anton 958: #check for libffi 2.x
1.237 anton 959: AC_CHECK_HEADER(ffi.h,FFI_H_NAME=ffi.h,)
960: if test -z "$FFI_H_NAME"; then
961: AC_CHECK_HEADER(ffi/ffi.h,FFI_H_NAME=ffi/ffi.h,)
962: fi
963: AC_SUBST(FFI_H_NAME)
1.286 pazsan 964: AC_CHECK_LIB(ffi,ffi_call,LIBS="$LIBS")
1.241 anton 965: if test -n "$FFI_H_NAME" -a $ac_cv_lib_ffi_ffi_call = yes
1.235 anton 966: then
967: LIBFFIFLAG="true"
1.236 anton 968: LIBCC_BUILD_SRC="$LIBCC_BUILD_SRC libffi.fs"
1.235 anton 969: else
970: LIBFFIFLAG="false"
971: fi
972: #check for ffcall libraries
973: #unfortunately, these four calls are separated out into a library each.
1.286 pazsan 974: AC_CHECK_LIB(avcall,__builtin_avcall,LIBS="$LIBS")
1.234 pazsan 975: dnl AC_CHECK_LIB(callback,__vacall_r)
976: dnl AC_CHECK_LIB(vacall,vacall)
977: dnl AC_CHECK_LIB(trampoline,alloc_trampoline)
1.235 anton 978: if test $ac_cv_lib_avcall___builtin_avcall = yes; then
979: FFCALLFLAG="true"
1.236 anton 980: LIBCC_BUILD_SRC="$LIBCC_BUILD_SRC fflib.fs"
1.235 anton 981: else
982: FFCALLFLAG="false"
983: fi
984: if test $LIBFFIFLAG = false -a $FFCALLFLAG = false; then
985: AC_MSG_WARN([The (old) lib.fs foreign function interface needs either libffi or the ffcall libraries])
986: fi
987: AC_SUBST(LIBFFIFLAG)
988: AC_SUBST(FFCALLFLAG)
1.236 anton 989: AC_SUBST(LIBCC_BUILD_SRC)
1.32 pazsan 990: if test "$host_os" != "nextstep3"
991: then
992: AC_FUNC_MEMCMP
993: fi
1.300 pazsan 994: AC_REPLACE_FUNCS(memmove strtoul pow10 sincos strerror strsignal atanh)
1.97 anton 995: AC_FUNC_FSEEKO
1.296 pazsan 996: AC_CHECK_FUNCS(ftello dlopen sys_siglist getrusage nanosleep clock_gettime)
1.111 anton 997: AC_CHECK_TYPES(stack_t,,,[#include <signal.h>])
1.19 anton 998: AC_DECL_SYS_SIGLIST
1.138 anton 999: AC_CHECK_FUNC(getopt_long,[true],[AC_LIBOBJ(getopt) AC_LIBOBJ(getopt1)])
1.90 anton 1000: AC_CHECK_FUNCS(expm1 log1p)
1001: AC_REPLACE_FUNCS(rint ecvt)
1.1 anton 1002: dnl No check for select, because our replacement is no good under
1003: dnl anything but DOS
1.277 pazsan 1004: AC_CHECK_HEADERS(sys/mman.h fnmatch.h alloca.h wchar.h endian.h)
1.63 anton 1005: AC_FUNC_FNMATCH
1.87 pazsan 1006: test $ac_cv_func_fnmatch_works = yes || AC_LIBOBJ(fnmatch)
1.255 anton 1007: AC_CHECK_FUNCS(mmap sysconf getpagesize wcwidth)
1.34 anton 1008: AM_PATH_LISPDIR
1.1 anton 1009:
1.183 pazsan 1010: kernel_fi=kernl${vwordsize}${bytesex}.fi
1.178 pazsan 1011: include_fi=kernl${wordsize}${bytesex}${EC}.fi
1.23 pazsan 1012: AC_SUBST(kernel_fi)
1.178 pazsan 1013: AC_SUBST(include_fi)
1.50 jwilke 1014:
1.292 pazsan 1015: # Find installed Gforth
1016: AC_MSG_CHECKING([for gforth])
1017: GFORTH="`cd / && which gforth 2>/dev/null`"
1018: #the "$srcdir" = "." test defends agains the "../" bug in gforth-0.6.2
1019: (cd / && $GFORTH -e bye >/dev/null 2>/dev/null && test "$srcdir" = ".") || GFORTH=""
1020: if test -z "$GFORTH"; then
1021: PREFORTH='echo "You need to configure with a gforth in \$PATH to build this part" && false'
1.293 pazsan 1022: GFORTHKER='echo "You need to configure with a gforth in \$PATH to build this part" && false'
1.292 pazsan 1023: kernel_anti_dependence=''
1024: else
1025: GFORTH_FI=`cd / && $GFORTH --debug -e bye 2>&1 |grep "Opened image file: "|sed 's/Opened image file: //'`
1026: PREFORTH="$GFORTH -i $GFORTH_FI" ;
1.294 pazsan 1027: KERNLX_FI1=`echo $GFORTH_FI | sed -e s/lib/share/g -e s/gforth.fi/kernl*.fi/g`
1028: KERNLX_FI2=`echo $GFORTH_FI | sed -e s/gforth.fi/kernl*.fi/g`
1029: test -f $KERNLX_FI1 && KERNLX_FI=$KERNLX_FI1
1030: test -f $KERNLX_FI2 && KERNLX_FI=$KERNLX_FI2
1.293 pazsan 1031: GFORTHKER="$GFORTH -i `echo $KERNLX_FI`" ;
1.292 pazsan 1032: kernel_anti_dependence='$(kernel_fi)'
1033: fi
1034: AC_SUBST(PREFORTH)
1.293 pazsan 1035: AC_SUBST(GFORTHKER)
1.292 pazsan 1036: AC_SUBST(kernel_anti_dependence)
1037: AC_MSG_RESULT($PREFORTH)
1038:
1.76 anton 1039: #this breaks bindists
1040: #dnl replace srource directory by absolute value
1041: #if test $srcdir = "."; then srcdir=`pwd`
1042: #fi
1.8 anton 1043:
1.34 anton 1044: AC_SUBST(machine)
1.95 anton 1045: AC_CONFIG_FILES([
1.31 anton 1046: Makefile
1.45 pazsan 1047: Makedist
1.43 anton 1048: gforthmi
1.80 anton 1049: vmgen
1.79 pazsan 1050: machpc.fs
1.159 pazsan 1051: envos.fs
1.223 anton 1052: preforth
1.303 pazsan 1053: libforth
1.293 pazsan 1054: gforthker
1.35 anton 1055: engine/Makefile
1.188 anton 1056: engine/libcc.h
1.161 pazsan 1057: doc/version.texi
1058: build-ec ])
1.95 anton 1059: AC_CONFIG_COMMANDS([stamp-h],[[echo timestamp > stamp-h
1.43 anton 1060: chmod +x gforthmi
1.80 anton 1061: chmod +x vmgen
1.162 pazsan 1062: chmod +x build-ec
1.223 anton 1063: chmod +x preforth
1.303 pazsan 1064: chmod +x libforth
1.293 pazsan 1065: chmod +x gforthker
1.188 anton 1066: test -d kernel||mkdir kernel
1.258 anton 1067: if test $srcdir != "."; then ln -sf $srcdir/gforth.el .; fi
1.188 anton 1068: $srcdir/mkinstalldirs include/gforth/$PACKAGE_VERSION
1.262 anton 1069: $srcdir/mkinstalldirs arch/$machine
1070: ln -sf ../../../engine/config.h ../../../engine/libcc.h include/gforth/$PACKAGE_VERSION]],
1071: [PACKAGE_VERSION=$PACKAGE_VERSION
1072: machine=$machine])
1.95 anton 1073: AC_OUTPUT
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