Annotation of gforth/configure.in, revision 1.132
1.1 anton 1: dnl Process this file with autoconf to produce a configure script.
1.20 anton 2:
1.117 anton 3: #Copyright (C) 1995,1996,1997,1998,2000,2003 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
9: #as published by the Free Software Foundation; either version 2
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, write to the Free Software
1.74 anton 19: #Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
1.20 anton 20:
1.121 anton 21:
1.34 anton 22: dnl We use some automake macros here,
23: dnl but don't use automake for creating Makefile.in
1.132 ! anton 24: AC_INIT([gforth],[0.6.2],[https://savannah.gnu.org/bugs/?func=addbug&group=gforth])
1.113 anton 25: AC_PREREQ(2.54)
1.47 anton 26: #snapshots have numbers major.minor.release-YYYYMMDD
1.92 anton 27: #note that lexicographic ordering must be heeded.
1.47 anton 28: #I.e., 0.4.1-YYYYMMDD must not exist before 0.4.1!
1.132 ! anton 29: UPDATED="August 25, 2003"
1.84 anton 30: AC_SUBST(UPDATED)
1.94 anton 31: AC_CONFIG_HEADERS(engine/config.h)
1.14 anton 32:
1.121 anton 33: #suppress the "-g -O2" default
34: test "$CFLAGS" || CFLAGS=-O2
35:
1.92 anton 36: #default setting that may be changed later:
1.123 anton 37: test "$no_dynamic_default" || no_dynamic_default=0
1.92 anton 38:
1.1 anton 39: AC_ARG_ENABLE(force-reg,
40: [ --enable-force-reg Use explicit register declarations if they appear in
41: the machine.h file. This can cause a good speedup,
42: but also incorrect code with some gcc versions on
43: some processors (default disabled).],
1.89 pazsan 44: AC_DEFINE(FORCE_REG,,[Define if you want to use explicit register declarations for better performance or for more convenient CODE words (does not work with all GCC versions on all machines)]))
1.1 anton 45:
1.9 pazsan 46: AC_ARG_WITH(debug,
1.122 pazsan 47: [ --with-debug specifies option -g to compile with debug info
48: --without-debug omits the -g switch and creates smaller images on
49: machines where "strip" has problems with gcc style
50: debugging informations.],
1.9 pazsan 51: if test "$withval" = "yes"; then DEBUGFLAG=-g; fi)
1.122 pazsan 52:
1.104 anton 53: dnl PEEPHOLE="yes"
54: dnl AC_ARG_WITH(peephole,
55: dnl [ --with-peephole Enable peephole optimization (default)
56: dnl --without-peephole disables peephole optimization. Creates smaller,
57: dnl but slower images.],
58: dnl PEEPHOLE="$withval")
59:
60: #variables mentioned in INSTALL
1.123 anton 61: AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x); gcc-2.95 recommended.])
1.104 anton 62: AC_ARG_VAR(FORTHSIZES, [Gforth command line options for the default stack and dictionary sizes (see INSTALL).])
63: AC_ARG_VAR(ac_cv_sizeof_char_p, [sizeof(char *)])
64: AC_ARG_VAR(ac_cv_sizeof_char, [sizeof(char)])
65: AC_ARG_VAR(ac_cv_sizeof_short, [sizeof(short)])
66: AC_ARG_VAR(ac_cv_sizeof_int, [sizeof(int)])
67: AC_ARG_VAR(ac_cv_sizeof_long, [sizeof(long)])
68: AC_ARG_VAR(ac_cv_sizeof_long_long, [sizeof(long long)])
69: AC_ARG_VAR(ac_cv_sizeof_intptr_t, [sizeof(intptr_t)])
70: AC_ARG_VAR(ac_cv_sizeof_int128_t, [sizeof(int128_t)])
1.123 anton 71: AC_ARG_VAR(ac_cv_c_bigendian, [Is the target big-endian ("yes" or "no")?])
72: AC_ARG_VAR(no_dynamic_default, [run gforth with --dynamic (0) or --no-dynamic (1) by default])
1.82 anton 73:
1.96 anton 74: #set up feature test macros, so the tests get them right:
75: # turn on all POSIX, SUSv3, and GNU features if available
1.97 anton 76: AC_GNU_SOURCE
77: dnl AC_DEFINE_UNQUOTED([_GNU_SOURCE],1,[feature test macro])
78:
79: dnl Don't define _POSIX_SOURCE etc. because some OSs (in particular
80: dnl MacOSX) disable some features then (MacOSX checks for _POSIX_SOURCE,
81: dnl but not for _XOPEN_SOURCE)
82: dnl AC_DEFINE_UNQUOTED([_POSIX_SOURCE],1,[feature test macro])
83: dnl AC_DEFINE_UNQUOTED([_POSIX_C_SOURCE],199506L,[feature test macro])
84: dnl AC_DEFINE_UNQUOTED([_XOPEN_SOURCE],600,[feature test macro])
1.96 anton 85: # turn on large file support with 64-bit off_t where available
1.105 anton 86: AC_SYS_LARGEFILE
87: dnl AC_DEFINE_UNQUOTED([_LARGEFILE_SOURCE],1,[feature test macro])
88: dnl AC_DEFINE_UNQUOTED([_FILE_OFFSET_BITS],64,[feature test macro])
1.96 anton 89:
1.82 anton 90: #currently we force direct threading this way. Eventually we should
91: #setup in the arch and engine files right
1.16 anton 92:
1.15 pazsan 93: AC_PROG_CC
94:
1.92 anton 95: test "$GCC" = "yes" || AC_MSG_ERROR(Gforth uses GNU C extensions and requires GCC 2.0 or higher)
1.9 pazsan 96:
1.15 pazsan 97: AC_SUBST(CC)
1.9 pazsan 98: AC_SUBST(DEBUGFLAG)
1.7 anton 99:
1.128 pazsan 100: AC_MSG_CHECKING(make type)
101: make_type=`make -v 2>&1|grep 'ake version'|sed 's/ version .*//'`
102:
103: GNUMAKE='#'
104: test "$make_type" = "GNU Make" && GNUMAKE=''
105:
106: AC_MSG_RESULT($make_type)
107:
108: AC_SUBST(GNUMAKE)
109:
1.97 anton 110: dnl gcc-3.2 seems to work fine now
111: dnl AC_MSG_CHECKING(gcc version)
112: dnl gcc_version=`$CC -v 2>&1|grep 'gcc version'|sed 's/.*gcc version //'`
113: dnl AC_MSG_RESULT($gcc_version)
114: dnl if expr "$gcc_version" \> 3.0.4 >/dev/null && expr "$gcc_version" \< 3.2.1 >/dev/null
115: dnl then
116: dnl no_dynamic_default=1
117: dnl AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2))
118: dnl fi
1.92 anton 119:
1.50 jwilke 120: AC_MSG_CHECKING([whether the linker accepts -export-dynamic])
121: OLDLDFLAGS=$LDFLAGS
122: LDFLAGS="$LDFLAGS -export-dynamic"
1.69 anton 123: dnl AC_TRY_LINK gives false positive on rs6000-ibm-aix4.2.1.0
124: dnl AC_TRY_LINK(,,ac_export_dynamic=yes,ac_export_dynamic=no)
125: AC_TRY_RUN(main(){exit(0);},ac_export_dynamic=yes,ac_export_dynamic=no,ac_export_dynamic=no)
1.50 jwilke 126: test $ac_export_dynamic = yes|| LDFLAGS=$OLDLDFLAGS
127: AC_MSG_RESULT($ac_export_dynamic)
128:
1.1 anton 129: #terminology is a bit unusual here: The host is the system on which
130: #gforth will run; the system on which configure will run is the `build'
131: AC_CANONICAL_HOST
132: case "$host_cpu" in
133: hppa*)
1.34 anton 134: machine=hppa
1.46 anton 135: $srcdir/mkinstalldirs arch/hppa
1.87 pazsan 136: AC_LIBOBJ(../arch/hppa/cache)
1.110 anton 137: #LDFLAGS="$LDFLAGS -Xlinker -N"
1.47 anton 138: LIBS="$LIBS -L/lib/pa1.1/"
1.131 anton 139: #executing dynamically generated code produced segfaults on
140: #the only HPPA machine that could waste code space, so
141: #disable it by default
142: no_dynamic_default=1
143: AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2))
1.1 anton 144: ;;
145: sparc*)
1.34 anton 146: machine=sparc
1.1 anton 147: ;;
1.31 anton 148: i386)
1.34 anton 149: machine=386
1.16 anton 150: CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem"
1.31 anton 151: ;;
152: i486)
1.34 anton 153: machine=386
1.31 anton 154: CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem -m486"
155: ;;
1.77 anton 156: i*86)
1.34 anton 157: machine=386
1.55 anton 158: CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem"
1.56 pazsan 159: CFLAGS_1="$CFLAGS"
1.87 pazsan 160: CFLAGS="$CFLAGS -march=pentium"
1.56 pazsan 161: AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486")
1.1 anton 162: ;;
1.97 anton 163: #generic should work for IA64
164: # ia64*)
165: # machine=ia64
166: # ;;
1.26 pazsan 167: m68k)
1.34 anton 168: machine=m68k
1.32 pazsan 169: CFLAGS="$CFLAGS -fomit-frame-pointer"
170: if test "$host_os" = "nextstep3"
171: then
1.87 pazsan 172: AC_LIBOBJ(termios)
1.32 pazsan 173: fi
1.26 pazsan 174: ;;
1.1 anton 175: mips*)
1.34 anton 176: machine=mips
1.92 anton 177: #dynamic native code has the following problems on MIPS:
178: #
179: #1) J/JAL seems relocatable, but is are only
180: #relocatable within a 256MB-segment. While we try to
181: #get the linker to arrange this, there is no guarantee
182: #that this will succeed (and if the user uses a lot of
183: #memory, it is likely to fail).
184: #
185: #2) The way we generate dynamic native code may
186: #violate MIPS architectural restrictions (in
187: #particular, the delay slots of LW, MFLO, etc.)
188: #
189: #Therefore we disable dynamic native code by default:
190: no_dynamic_default=1
191: AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2))
1.1 anton 192: ;;
1.9 pazsan 193: alpha*)
1.34 anton 194: machine=alpha
1.58 anton 195: #full IEEE FP support for more uniformity across platforms:
196: CFLAGS="$CFLAGS -mieee"
1.9 pazsan 197: ;;
1.69 anton 198: power*|rs6000)
1.34 anton 199: machine=power
1.46 anton 200: $srcdir/mkinstalldirs arch/power
1.87 pazsan 201: AC_CHECK_FUNC(_sync_cache_range,true,AC_LIBOBJ(../arch/power/_sync_cache_range))
1.103 anton 202: #long long is broken on (at least) gcc-2.95.* for PPC
1.104 anton 203: test x$ac_cv_sizeof_long_long = x && ac_cv_sizeof_long_long=0
1.31 anton 204: ;;
1.1 anton 205: *)
1.92 anton 206: AC_MSG_WARN([Using a generic machine description])
207: AC_MSG_WARN([Assuming C floats and doubles are IEEE floats and doubles (for SF@ DF@ SF! DF!)])
208: AC_MSG_WARN([FLUSH-ICACHE will do nothing, so END-CODE may not work properly!])
1.34 anton 209: machine=generic
1.97 anton 210: #I-cache flushing would be needed for dynamic code generation
211: no_dynamic_default=1
212: AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2))
1.1 anton 213: esac
1.10 anton 214: AC_SUBST(host)
1.103 anton 215:
216: dnl the following macro produces a warning with autoconf-2.1
217: AC_CHECK_SIZEOF(char *)
218: case "$ac_cv_sizeof_char_p" in
219: 2)
220: wordsize=16
221: ;;
222: 4)
223: wordsize=32
224: ;;
225: 8)
226: wordsize=64
227: ;;
228: esac
229:
230: AC_CHECK_SIZEOF(char)
231: AC_CHECK_SIZEOF(short)
232: AC_CHECK_SIZEOF(int)
233: AC_CHECK_SIZEOF(long)
234: AC_CHECK_SIZEOF(long long)
235: AC_CHECK_SIZEOF(intptr_t)
236: AC_CHECK_SIZEOF(int128_t)
237:
238: AC_MSG_CHECKING([for a C type for cells])
239: ac_cv_int_type_cell=none
240: case "$ac_cv_sizeof_char_p" in
241: $ac_cv_sizeof_int)
242: ac_cv_int_type_cell=int
243: ;;
244: $ac_cv_sizeof_short)
245: ac_cv_int_type_cell=short
246: ;;
247: $ac_cv_sizeof_char)
248: ac_cv_int_type_cell=char
249: ;;
250: $ac_cv_sizeof_long)
251: ac_cv_int_type_cell=long
252: ;;
253: $ac_cv_sizeof_long_long)
254: ac_cv_int_type_cell="long long"
255: ;;
256: $ac_cv_sizeof_intptr_t)
257: ac_cv_int_type_cell="intptr_t"
258: ;;
259: $ac_cv_sizeof_int128_t)
260: ac_cv_int_type_cell="int128_t"
261: ;;
262: esac
263: AC_MSG_RESULT($ac_cv_int_type_cell)
264: AC_DEFINE_UNQUOTED(CELL_TYPE,$ac_cv_int_type_cell,[an integer type that is as long as a pointer])
265:
266: AC_MSG_CHECKING([for a C type for double-cells])
267: ac_cv_int_type_double_cell=none
268: case `expr 2 '*' "$ac_cv_sizeof_char_p"` in
269: $ac_cv_sizeof_short)
270: ac_cv_int_type_double_cell=short
271: ;;
272: $ac_cv_sizeof_int)
273: ac_cv_int_type_double_cell=int
274: ;;
275: $ac_cv_sizeof_long)
276: ac_cv_int_type_double_cell=long
277: ;;
278: $ac_cv_sizeof_long_long)
279: ac_cv_int_type_double_cell="long long"
280: ;;
281: $ac_cv_sizeof_intptr_t)
282: ac_cv_int_type_double_cell="intptr_t"
283: ;;
284: $ac_cv_sizeof_int128_t)
285: ac_cv_int_type_double_cell="int128_t"
286: ;;
287: esac
288: AC_MSG_RESULT($ac_cv_int_type_double_cell)
289: if test "$ac_cv_int_type_double_cell" = none; then
290: AC_MSG_WARN([Emulating double-cell arithmetic. This may be slow.])
291: AC_LIBOBJ(dblsub)
292: AC_DEFINE(BUGGY_LONG_LONG,,[define this if there is no working DOUBLE_CELL_TYPE on your machine])
293: else
294: AC_DEFINE_UNQUOTED(DOUBLE_CELL_TYPE,$ac_cv_int_type_double_cell,[an integer type that is twice as long as a pointer])
295: fi
296:
297: AC_TYPE_OFF_T
298: AC_CHECK_SIZEOF(off_t)
299: test $ac_cv_sizeof_off_t -gt $ac_cv_sizeof_char_p
300: ac_small_off_t=$?
301: AC_DEFINE_UNQUOTED(SMALL_OFF_T,$ac_small_off_t,[1 if off_t fits in a Cell])
1.1 anton 302:
1.109 anton 303: ENGINE_FLAGS=
304: AC_SUBST(ENGINE_FLAGS)
305:
306: # Try if GCC understands -fno-gcse
307:
308: AC_MSG_CHECKING([if $CC understands -fno-gcse])
309: CFLAGS_1="$CFLAGS"
310: CFLAGS="$CFLAGS -fno-gcse"
311: AC_TRY_COMPILE(,,ac_nogcse=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-gcse",ac_nogcse=no)
312: CFLAGS="$CFLAGS_1"
313: AC_MSG_RESULT($ac_nogcse)
314:
315: # Try if GCC understands -fno-strict-aliasing
316: AC_MSG_CHECKING([if $CC understands -fno-strict-aliasing])
317: CFLAGS_1="$CFLAGS"
318: CFLAGS="$CFLAGS -fno-strict-aliasing"
319: AC_TRY_COMPILE(,,ac_nostrictaliasing=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-strict-aliasing",ac_nostrictaliasing=no)
320: CFLAGS="$CFLAGS_1"
321: AC_MSG_RESULT($ac_nostrictaliasing)
322:
1.123 anton 323: # Try if GCC understands -fno-crossjumping
324: AC_MSG_CHECKING([if $CC understands -fno-crossjumping])
1.88 pazsan 325: CFLAGS_1="$CFLAGS"
1.123 anton 326: CFLAGS="$CFLAGS -fno-crossjumping"
1.125 anton 327: AC_TRY_COMPILE(,,ac_nocrossjumping=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-crossjumping",ac_nocrossjumping=no)
1.109 anton 328: CFLAGS="$CFLAGS_1"
1.124 pazsan 329: AC_MSG_RESULT($ac_nocrossjumping)
1.88 pazsan 330:
1.130 anton 331: # Try if GCC understands __attribute__((unused))
332: AC_MSG_CHECKING([how to suppress 'unused variable' warnings])
333: AC_TRY_COMPILE(,[int __attribute__((unused)) foo;], MAYBE_UNUSED='__attribute__((unused))',)
334: AC_DEFINE_UNQUOTED(MAYBE_UNUSED,$MAYBE_UNUSED,[attribute for possibly unused variables])
335: AC_MSG_RESULT($MAYBE_UNUSED)
336:
1.66 anton 337: AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine)
1.61 anton 338: AC_SUBST(asm_fs)
339:
1.66 anton 340: AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine)
1.61 anton 341: AC_SUBST(disasm_fs)
342:
1.116 anton 343: AC_PATH_PROG(INSTALL_INFO,install-info,[echo '>>>>Please make info dir entry:'],$PATH:/sbin:/usr/sbin:/usr/local/sbin)
1.114 anton 344:
1.39 pazsan 345: case "$host_os" in
1.107 anton 346: *win32|cygwin)
1.108 anton 347: DIRSEP="\\\\"
1.127 anton 348: PATHSEP=";"
1.39 pazsan 349: ;;
1.97 anton 350: *darwin*)
351: #Darwin uses some funny preprocessor by default; eliminate it:
1.127 anton 352: AC_MSG_NOTICE([using -no-cpp-precomp on Darwin])
1.120 anton 353: CFLAGS="$CFLAGS -no-cpp-precomp"
1.98 anton 354: DIRSEP="/"
1.127 anton 355: PATHSEP=":"
1.98 anton 356: ;;
1.39 pazsan 357: *)
1.88 pazsan 358: DIRSEP="/"
1.127 anton 359: PATHSEP=":"
1.39 pazsan 360: ;;
361: esac
1.88 pazsan 362: AC_SUBST(DIRSEP)
1.89 pazsan 363: AC_DEFINE_UNQUOTED(DIRSEP,'$DIRSEP',[a directory separator character])
1.127 anton 364: AC_SUBST(PATHSEP)
365: AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a path separator character])
366:
1.39 pazsan 367:
1.1 anton 368: dnl Now a little support for DOS/DJGCC
1.30 pazsan 369: AC_SUBST(GFORTH_EXE)
370: GFORTH_EXE=""
1.48 anton 371: AC_SUBST(GFORTHFAST_EXE)
372: GFORTHFAST_EXE=""
1.83 anton 373: AC_SUBST(GFORTHITC_EXE)
374: GFORTHITC_EXE=""
1.30 pazsan 375: AC_SUBST(GFORTHDITC_EXE)
376: GFORTHDITC_EXE=""
1.27 anton 377:
378: AC_SUBST(FORTHSIZES)
1.24 anton 379:
1.104 anton 380: dnl if test "$PEEPHOLE" = "yes"
381: dnl then
382: dnl PEEPHOLEFLAG="true"
383: dnl AC_DEFINE(HAS_PEEPHOLE,,[Define if you want to use peephole optimization])
384: dnl else
385: dnl PEEPHOLEFLAG="false"
386: dnl fi
387: PEEPHOLEFLAG="true"
1.79 pazsan 388: AC_SUBST(PEEPHOLEFLAG)
389:
1.1 anton 390: dnl copy commands for systems that don't have links
1.29 pazsan 391: AC_SUBST(LINK_KERNL)
392: LINK_KERNL=""
1.1 anton 393:
394: #if test $host_os=dos
395: #then
396: # echo Configuring for DOS!!!
397: # MAKE_EXE="coff2exe gforth"
1.29 pazsan 398: # LINK_KERNL='$(CP) kernl32l.fi kernel.fi'
1.1 anton 399: #fi
400:
401: dnl the following macro produces a warning with autoconf-2.1
402: AC_C_BIGENDIAN
1.23 pazsan 403: AC_SUBST(KERNEL)
1.1 anton 404: dnl ac_cv_c_bigendian is an undocumented variable of autoconf-2.1
405: if test $ac_cv_c_bigendian = yes; then
406: bytesex=b
1.23 pazsan 407: KERNEL="kernl16b.fi kernl16l.fi kernl32b.fi kernl32l.fi kernl64b.fi kernl64l.fi"
1.1 anton 408: else
409: bytesex=l
1.23 pazsan 410: KERNEL="kernl16l.fi kernl16b.fi kernl32l.fi kernl32b.fi kernl64l.fi kernl64b.fi"
1.1 anton 411: fi
412:
1.91 anton 413: #check how to do asm(".skip 16")
1.92 anton 414: AC_MSG_CHECKING([if and how we can waste code space])
415: skipcode=no
1.91 anton 416: for i in ".skip 16" ".block 16" ".org .+16" ".=.+16" ".space 16"
417: do
418: AC_TRY_RUN(
419: int foo(int);
420: main()
421: {
422: exit(foo(0)!=16);
423: }
424: int foo(int x)
425: {
426: if (x) {
427: label1:
428: asm("$i");
429: label2:
430: }
431: return (&&label2)-(&&label1);
432: }
1.92 anton 433: ,skipcode=$i; break
434: ,,)
1.91 anton 435: done
1.92 anton 436: AC_MSG_RESULT($skipcode)
437: if test "$skipcode" = no
438: then
439: no_dynamic_default=1
440: AC_DEFINE_UNQUOTED(SKIP16,((void)0),statement for skipping 16 bytes)
441: AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2))
442: else
443: AC_DEFINE_UNQUOTED(SKIP16,asm("$skipcode"),statement for skipping 16 bytes)
444: fi
1.91 anton 445:
1.92 anton 446: AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$no_dynamic_default,default value for no_dynamic)
1.91 anton 447:
1.1 anton 448: dnl Checks for programs.
449: AC_PROG_LN_S
1.95 anton 450: AC_PROG_INSTALL
1.1 anton 451:
452: dnl Checks for library functions
1.2 anton 453: dnl This check is just for making later checks link with libm.
454: dnl using sin here is no good idea since it is built-into gcc and typechecked
455: AC_CHECK_LIB(m,asin)
1.31 anton 456: AC_CHECK_LIB(dl,dlopen)
1.124 pazsan 457: dnl check for ffcall libraries
458: dnl unfortunately, these four calls are separated out into a library each.
459: AC_CHECK_LIB(avcall,__builtin_avcall)
460: AC_CHECK_LIB(callback,__vacall_r)
461: AC_CHECK_LIB(vacall,vacall)
462: AC_CHECK_LIB(trampoline,alloc_trampoline)
1.125 anton 463: FFCALLFLAG="false"
1.129 pazsan 464: OLDCALLFLAG="true"
465: test $ac_cv_lib_avcall___builtin_avcall = yes && FFCALLFLAG="true" && OLDCALLFLAG="false" && AC_DEFINE(HAS_FFCALL,,[define this if you want to use the ffcall libraries])
466: test $ac_cv_lib_avcall___builtin_avcall = no && AC_DEFINE(HAS_OLDCALL,,[define this if you want to use the old call libraries])
1.125 anton 467: AC_SUBST(FFCALLFLAG)
1.129 pazsan 468: AC_SUBST(OLDCALLFLAG)
1.32 pazsan 469: if test "$host_os" != "nextstep3"
470: then
471: AC_FUNC_MEMCMP
472: fi
1.25 pazsan 473: AC_REPLACE_FUNCS(memmove strtoul pow10 strerror strsignal atanh)
1.97 anton 474: AC_FUNC_FSEEKO
475: AC_CHECK_FUNCS(ftello dlopen sys_siglist getrusage)
1.111 anton 476: AC_CHECK_TYPES(stack_t,,,[#include <signal.h>])
1.19 anton 477: AC_DECL_SYS_SIGLIST
1.92 anton 478: AC_CHECK_FUNC(getopt_long,true,AC_LIBOBJ(getopt); AC_LIBOBJ(getopt1))
1.90 anton 479: AC_CHECK_FUNCS(expm1 log1p)
480: AC_REPLACE_FUNCS(rint ecvt)
1.1 anton 481: dnl No check for select, because our replacement is no good under
482: dnl anything but DOS
1.62 anton 483: AC_CHECK_HEADERS(sys/mman.h fnmatch.h)
1.63 anton 484: AC_FUNC_FNMATCH
1.87 pazsan 485: test $ac_cv_func_fnmatch_works = yes || AC_LIBOBJ(fnmatch)
1.28 anton 486: AC_CHECK_FUNCS(mmap sysconf getpagesize)
1.34 anton 487: AM_PATH_LISPDIR
1.1 anton 488:
1.23 pazsan 489: kernel_fi=kernl${wordsize}${bytesex}.fi
490: AC_SUBST(kernel_fi)
1.50 jwilke 491:
1.76 anton 492: #this breaks bindists
493: #dnl replace srource directory by absolute value
494: #if test $srcdir = "."; then srcdir=`pwd`
495: #fi
1.8 anton 496:
1.34 anton 497: AC_SUBST(machine)
1.95 anton 498: AC_CONFIG_FILES([
1.31 anton 499: Makefile
1.45 pazsan 500: Makedist
1.43 anton 501: gforthmi
1.80 anton 502: vmgen
1.79 pazsan 503: machpc.fs
1.35 anton 504: engine/Makefile
1.95 anton 505: doc/version.texi ])
506: AC_CONFIG_COMMANDS([stamp-h],[[echo timestamp > stamp-h
1.43 anton 507: chmod +x gforthmi
1.80 anton 508: chmod +x vmgen
1.95 anton 509: test -d kernel||mkdir kernel]],[[]])
510: AC_OUTPUT
1.44 anton 511:
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