[gforth] / gforth / configure.in  

gforth: gforth/configure.in

1 : anton 1.1 dnl Process this file with autoconf to produce a configure script.
2 : anton 1.20
3 : anton 1.117 #Copyright (C) 1995,1996,1997,1998,2000,2003 Free Software Foundation, Inc.
4 : anton 1.20
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
19 : anton 1.74 #Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
20 : anton 1.20
21 : anton 1.121
22 : anton 1.34 dnl We use some automake macros here,
23 :     dnl but don't use automake for creating Makefile.in
24 : anton 1.119 AC_INIT([gforth],[0.6.1],[https://savannah.gnu.org/bugs/?func=addbug&group=gforth])
25 : anton 1.113 AC_PREREQ(2.54)
26 : anton 1.47 #snapshots have numbers major.minor.release-YYYYMMDD
27 : anton 1.92 #note that lexicographic ordering must be heeded.
28 : anton 1.47 #I.e., 0.4.1-YYYYMMDD must not exist before 0.4.1!
29 : anton 1.119 UPDATED="March 11, 2003"
30 : anton 1.84 AC_SUBST(UPDATED)
31 : anton 1.94 AC_CONFIG_HEADERS(engine/config.h)
32 : anton 1.14
33 : anton 1.121 #suppress the "-g -O2" default
34 :     test "$CFLAGS" || CFLAGS=-O2
35 :    
36 : anton 1.92 #default setting that may be changed later:
37 : anton 1.123 test "$no_dynamic_default" || no_dynamic_default=0
38 : anton 1.92
39 : anton 1.1 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).],
44 : pazsan 1.89 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)]))
45 : anton 1.1
46 : pazsan 1.9 AC_ARG_WITH(debug,
47 : pazsan 1.122 [ --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.],
51 : pazsan 1.9 if test "$withval" = "yes"; then DEBUGFLAG=-g; fi)
52 : pazsan 1.122
53 : anton 1.104 dnl PEEPHOLE="yes"
54 :     dnl AC_ARG_WITH(peephole,
55 :     dnl [ --with-peephole Enable peephole optimization (default)
56 :     dnl --without-peephole disables peephole optimization. Creates smaller,
57 :     dnl but slower images.],
58 :     dnl PEEPHOLE="$withval")
59 :    
60 :     #variables mentioned in INSTALL
61 : anton 1.123 AC_ARG_VAR(CC, [The C compiler (must support GNU C 2.x); gcc-2.95 recommended.])
62 : anton 1.104 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)])
71 : anton 1.123 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])
73 : anton 1.82
74 : anton 1.96 #set up feature test macros, so the tests get them right:
75 :     # turn on all POSIX, SUSv3, and GNU features if available
76 : anton 1.97 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])
85 : anton 1.96 # turn on large file support with 64-bit off_t where available
86 : anton 1.105 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])
89 : anton 1.96
90 : anton 1.82 #currently we force direct threading this way. Eventually we should
91 :     #setup in the arch and engine files right
92 : anton 1.16
93 : pazsan 1.15 AC_PROG_CC
94 :    
95 : anton 1.92 test "$GCC" = "yes" || AC_MSG_ERROR(Gforth uses GNU C extensions and requires GCC 2.0 or higher)
96 : pazsan 1.9
97 : pazsan 1.15 AC_SUBST(CC)
98 : pazsan 1.9 AC_SUBST(DEBUGFLAG)
99 : anton 1.7
100 : anton 1.97 dnl gcc-3.2 seems to work fine now
101 :     dnl AC_MSG_CHECKING(gcc version)
102 :     dnl gcc_version=`$CC -v 2>&1|grep 'gcc version'|sed 's/.*gcc version //'`
103 :     dnl AC_MSG_RESULT($gcc_version)
104 :     dnl if expr "$gcc_version" \> 3.0.4 >/dev/null && expr "$gcc_version" \< 3.2.1 >/dev/null
105 :     dnl then
106 :     dnl no_dynamic_default=1
107 :     dnl AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2))
108 :     dnl fi
109 : anton 1.92
110 : jwilke 1.50 AC_MSG_CHECKING([whether the linker accepts -export-dynamic])
111 :     OLDLDFLAGS=$LDFLAGS
112 :     LDFLAGS="$LDFLAGS -export-dynamic"
113 : anton 1.69 dnl AC_TRY_LINK gives false positive on rs6000-ibm-aix4.2.1.0
114 :     dnl AC_TRY_LINK(,,ac_export_dynamic=yes,ac_export_dynamic=no)
115 :     AC_TRY_RUN(main(){exit(0);},ac_export_dynamic=yes,ac_export_dynamic=no,ac_export_dynamic=no)
116 : jwilke 1.50 test $ac_export_dynamic = yes|| LDFLAGS=$OLDLDFLAGS
117 :     AC_MSG_RESULT($ac_export_dynamic)
118 :    
119 : anton 1.1 #terminology is a bit unusual here: The host is the system on which
120 :     #gforth will run; the system on which configure will run is the `build'
121 :     AC_CANONICAL_HOST
122 :     case "$host_cpu" in
123 :     hppa*)
124 : anton 1.34 machine=hppa
125 : anton 1.46 $srcdir/mkinstalldirs arch/hppa
126 : pazsan 1.87 AC_LIBOBJ(../arch/hppa/cache)
127 : anton 1.110 #LDFLAGS="$LDFLAGS -Xlinker -N"
128 : anton 1.47 LIBS="$LIBS -L/lib/pa1.1/"
129 : anton 1.1 ;;
130 :     sparc*)
131 : anton 1.34 machine=sparc
132 : anton 1.1 ;;
133 : anton 1.31 i386)
134 : anton 1.34 machine=386
135 : anton 1.16 CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem"
136 : anton 1.31 ;;
137 :     i486)
138 : anton 1.34 machine=386
139 : anton 1.31 CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem -m486"
140 :     ;;
141 : anton 1.77 i*86)
142 : anton 1.34 machine=386
143 : anton 1.55 CFLAGS="$CFLAGS -fomit-frame-pointer -fforce-addr -fforce-mem"
144 : pazsan 1.56 CFLAGS_1="$CFLAGS"
145 : pazsan 1.87 CFLAGS="$CFLAGS -march=pentium"
146 : pazsan 1.56 AC_TRY_COMPILE(,,,CFLAGS="$CFLAGS_1 -m486")
147 : anton 1.1 ;;
148 : anton 1.97 #generic should work for IA64
149 :     # ia64*)
150 :     # machine=ia64
151 :     # ;;
152 : pazsan 1.26 m68k)
153 : anton 1.34 machine=m68k
154 : pazsan 1.32 CFLAGS="$CFLAGS -fomit-frame-pointer"
155 :     if test "$host_os" = "nextstep3"
156 :     then
157 : pazsan 1.87 AC_LIBOBJ(termios)
158 : pazsan 1.32 fi
159 : pazsan 1.26 ;;
160 : anton 1.1 mips*)
161 : anton 1.34 machine=mips
162 : anton 1.92 #dynamic native code has the following problems on MIPS:
163 :     #
164 :     #1) J/JAL seems relocatable, but is are only
165 :     #relocatable within a 256MB-segment. While we try to
166 :     #get the linker to arrange this, there is no guarantee
167 :     #that this will succeed (and if the user uses a lot of
168 :     #memory, it is likely to fail).
169 :     #
170 :     #2) The way we generate dynamic native code may
171 :     #violate MIPS architectural restrictions (in
172 :     #particular, the delay slots of LW, MFLO, etc.)
173 :     #
174 :     #Therefore we disable dynamic native code by default:
175 :     no_dynamic_default=1
176 :     AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2))
177 : anton 1.1 ;;
178 : pazsan 1.9 alpha*)
179 : anton 1.34 machine=alpha
180 : anton 1.58 #full IEEE FP support for more uniformity across platforms:
181 :     CFLAGS="$CFLAGS -mieee"
182 : pazsan 1.9 ;;
183 : anton 1.69 power*|rs6000)
184 : anton 1.34 machine=power
185 : anton 1.46 $srcdir/mkinstalldirs arch/power
186 : pazsan 1.87 AC_CHECK_FUNC(_sync_cache_range,true,AC_LIBOBJ(../arch/power/_sync_cache_range))
187 : anton 1.103 #long long is broken on (at least) gcc-2.95.* for PPC
188 : anton 1.104 test x$ac_cv_sizeof_long_long = x && ac_cv_sizeof_long_long=0
189 : anton 1.31 ;;
190 : anton 1.1 *)
191 : anton 1.92 AC_MSG_WARN([Using a generic machine description])
192 :     AC_MSG_WARN([Assuming C floats and doubles are IEEE floats and doubles (for SF@ DF@ SF! DF!)])
193 :     AC_MSG_WARN([FLUSH-ICACHE will do nothing, so END-CODE may not work properly!])
194 : anton 1.34 machine=generic
195 : anton 1.97 #I-cache flushing would be needed for dynamic code generation
196 :     no_dynamic_default=1
197 :     AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2))
198 : anton 1.1 esac
199 : anton 1.10 AC_SUBST(host)
200 : anton 1.103
201 :     dnl the following macro produces a warning with autoconf-2.1
202 :     AC_CHECK_SIZEOF(char *)
203 :     case "$ac_cv_sizeof_char_p" in
204 :     2)
205 :     wordsize=16
206 :     ;;
207 :     4)
208 :     wordsize=32
209 :     ;;
210 :     8)
211 :     wordsize=64
212 :     ;;
213 :     esac
214 :    
215 :     AC_CHECK_SIZEOF(char)
216 :     AC_CHECK_SIZEOF(short)
217 :     AC_CHECK_SIZEOF(int)
218 :     AC_CHECK_SIZEOF(long)
219 :     AC_CHECK_SIZEOF(long long)
220 :     AC_CHECK_SIZEOF(intptr_t)
221 :     AC_CHECK_SIZEOF(int128_t)
222 :    
223 :     AC_MSG_CHECKING([for a C type for cells])
224 :     ac_cv_int_type_cell=none
225 :     case "$ac_cv_sizeof_char_p" in
226 :     $ac_cv_sizeof_int)
227 :     ac_cv_int_type_cell=int
228 :     ;;
229 :     $ac_cv_sizeof_short)
230 :     ac_cv_int_type_cell=short
231 :     ;;
232 :     $ac_cv_sizeof_char)
233 :     ac_cv_int_type_cell=char
234 :     ;;
235 :     $ac_cv_sizeof_long)
236 :     ac_cv_int_type_cell=long
237 :     ;;
238 :     $ac_cv_sizeof_long_long)
239 :     ac_cv_int_type_cell="long long"
240 :     ;;
241 :     $ac_cv_sizeof_intptr_t)
242 :     ac_cv_int_type_cell="intptr_t"
243 :     ;;
244 :     $ac_cv_sizeof_int128_t)
245 :     ac_cv_int_type_cell="int128_t"
246 :     ;;
247 :     esac
248 :     AC_MSG_RESULT($ac_cv_int_type_cell)
249 :     AC_DEFINE_UNQUOTED(CELL_TYPE,$ac_cv_int_type_cell,[an integer type that is as long as a pointer])
250 :    
251 :     AC_MSG_CHECKING([for a C type for double-cells])
252 :     ac_cv_int_type_double_cell=none
253 :     case `expr 2 '*' "$ac_cv_sizeof_char_p"` in
254 :     $ac_cv_sizeof_short)
255 :     ac_cv_int_type_double_cell=short
256 :     ;;
257 :     $ac_cv_sizeof_int)
258 :     ac_cv_int_type_double_cell=int
259 :     ;;
260 :     $ac_cv_sizeof_long)
261 :     ac_cv_int_type_double_cell=long
262 :     ;;
263 :     $ac_cv_sizeof_long_long)
264 :     ac_cv_int_type_double_cell="long long"
265 :     ;;
266 :     $ac_cv_sizeof_intptr_t)
267 :     ac_cv_int_type_double_cell="intptr_t"
268 :     ;;
269 :     $ac_cv_sizeof_int128_t)
270 :     ac_cv_int_type_double_cell="int128_t"
271 :     ;;
272 :     esac
273 :     AC_MSG_RESULT($ac_cv_int_type_double_cell)
274 :     if test "$ac_cv_int_type_double_cell" = none; then
275 :     AC_MSG_WARN([Emulating double-cell arithmetic. This may be slow.])
276 :     AC_LIBOBJ(dblsub)
277 :     AC_DEFINE(BUGGY_LONG_LONG,,[define this if there is no working DOUBLE_CELL_TYPE on your machine])
278 :     else
279 :     AC_DEFINE_UNQUOTED(DOUBLE_CELL_TYPE,$ac_cv_int_type_double_cell,[an integer type that is twice as long as a pointer])
280 :     fi
281 :    
282 :     AC_TYPE_OFF_T
283 :     AC_CHECK_SIZEOF(off_t)
284 :     test $ac_cv_sizeof_off_t -gt $ac_cv_sizeof_char_p
285 :     ac_small_off_t=$?
286 :     AC_DEFINE_UNQUOTED(SMALL_OFF_T,$ac_small_off_t,[1 if off_t fits in a Cell])
287 : anton 1.1
288 : anton 1.109 ENGINE_FLAGS=
289 :     AC_SUBST(ENGINE_FLAGS)
290 :    
291 :     # Try if GCC understands -fno-gcse
292 :    
293 :     AC_MSG_CHECKING([if $CC understands -fno-gcse])
294 :     CFLAGS_1="$CFLAGS"
295 :     CFLAGS="$CFLAGS -fno-gcse"
296 :     AC_TRY_COMPILE(,,ac_nogcse=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-gcse",ac_nogcse=no)
297 :     CFLAGS="$CFLAGS_1"
298 :     AC_MSG_RESULT($ac_nogcse)
299 :    
300 :     # Try if GCC understands -fno-strict-aliasing
301 :     AC_MSG_CHECKING([if $CC understands -fno-strict-aliasing])
302 :     CFLAGS_1="$CFLAGS"
303 :     CFLAGS="$CFLAGS -fno-strict-aliasing"
304 :     AC_TRY_COMPILE(,,ac_nostrictaliasing=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-strict-aliasing",ac_nostrictaliasing=no)
305 :     CFLAGS="$CFLAGS_1"
306 :     AC_MSG_RESULT($ac_nostrictaliasing)
307 :    
308 : anton 1.123 # Try if GCC understands -fno-crossjumping
309 :     AC_MSG_CHECKING([if $CC understands -fno-crossjumping])
310 : pazsan 1.88 CFLAGS_1="$CFLAGS"
311 : anton 1.123 CFLAGS="$CFLAGS -fno-crossjumping"
312 : anton 1.125 AC_TRY_COMPILE(,,ac_nocrossjumping=yes;ENGINE_FLAGS="$ENGINE_FLAGS -fno-crossjumping",ac_nocrossjumping=no)
313 : anton 1.109 CFLAGS="$CFLAGS_1"
314 : pazsan 1.124 AC_MSG_RESULT($ac_nocrossjumping)
315 : pazsan 1.88
316 : anton 1.66 AC_CHECK_PROG(asm_fs,asm.fs,arch/$machine/asm.fs,,$srcdir/arch/$machine)
317 : anton 1.61 AC_SUBST(asm_fs)
318 :    
319 : anton 1.66 AC_CHECK_PROG(disasm_fs,disasm.fs,arch/$machine/disasm.fs,,$srcdir/arch/$machine)
320 : anton 1.61 AC_SUBST(disasm_fs)
321 :    
322 : anton 1.116 AC_PATH_PROG(INSTALL_INFO,install-info,[echo '>>>>Please make info dir entry:'],$PATH:/sbin:/usr/sbin:/usr/local/sbin)
323 : anton 1.114
324 : pazsan 1.39 case "$host_os" in
325 : anton 1.107 *win32|cygwin)
326 : anton 1.108 DIRSEP="\\\\"
327 : pazsan 1.39 ;;
328 : anton 1.97 *darwin*)
329 :     #Darwin uses some funny preprocessor by default; eliminate it:
330 : anton 1.98 AC_MSG_NOTICE([using -traditional-cpp on Darwin])
331 : anton 1.120 CFLAGS="$CFLAGS -no-cpp-precomp"
332 : anton 1.98 DIRSEP="/"
333 :     ;;
334 : pazsan 1.39 *)
335 : pazsan 1.88 DIRSEP="/"
336 : pazsan 1.39 ;;
337 :     esac
338 : pazsan 1.88 AC_SUBST(DIRSEP)
339 : pazsan 1.89 AC_DEFINE_UNQUOTED(DIRSEP,'$DIRSEP',[a directory separator character])
340 : pazsan 1.39
341 : anton 1.1 dnl Now a little support for DOS/DJGCC
342 : pazsan 1.30 AC_SUBST(GFORTH_EXE)
343 :     GFORTH_EXE=""
344 : anton 1.48 AC_SUBST(GFORTHFAST_EXE)
345 :     GFORTHFAST_EXE=""
346 : anton 1.83 AC_SUBST(GFORTHITC_EXE)
347 :     GFORTHITC_EXE=""
348 : pazsan 1.30 AC_SUBST(GFORTHDITC_EXE)
349 :     GFORTHDITC_EXE=""
350 : anton 1.1
351 : anton 1.24 PATHSEP=":"
352 :     AC_SUBST(PATHSEP)
353 : pazsan 1.89 AC_DEFINE_UNQUOTED(PATHSEP,'$PATHSEP',[a path separator character])
354 : anton 1.27
355 :     AC_SUBST(FORTHSIZES)
356 : anton 1.24
357 : anton 1.104 dnl if test "$PEEPHOLE" = "yes"
358 :     dnl then
359 :     dnl PEEPHOLEFLAG="true"
360 :     dnl AC_DEFINE(HAS_PEEPHOLE,,[Define if you want to use peephole optimization])
361 :     dnl else
362 :     dnl PEEPHOLEFLAG="false"
363 :     dnl fi
364 :     PEEPHOLEFLAG="true"
365 : pazsan 1.79 AC_SUBST(PEEPHOLEFLAG)
366 :    
367 : anton 1.1 dnl copy commands for systems that don't have links
368 : pazsan 1.29 AC_SUBST(LINK_KERNL)
369 :     LINK_KERNL=""
370 : anton 1.1
371 :     #if test $host_os=dos
372 :     #then
373 :     # echo Configuring for DOS!!!
374 :     # MAKE_EXE="coff2exe gforth"
375 : pazsan 1.29 # LINK_KERNL='$(CP) kernl32l.fi kernel.fi'
376 : anton 1.1 #fi
377 :    
378 :     dnl the following macro produces a warning with autoconf-2.1
379 :     AC_C_BIGENDIAN
380 : pazsan 1.23 AC_SUBST(KERNEL)
381 : anton 1.1 dnl ac_cv_c_bigendian is an undocumented variable of autoconf-2.1
382 :     if test $ac_cv_c_bigendian = yes; then
383 :     bytesex=b
384 : pazsan 1.23 KERNEL="kernl16b.fi kernl16l.fi kernl32b.fi kernl32l.fi kernl64b.fi kernl64l.fi"
385 : anton 1.1 else
386 :     bytesex=l
387 : pazsan 1.23 KERNEL="kernl16l.fi kernl16b.fi kernl32l.fi kernl32b.fi kernl64l.fi kernl64b.fi"
388 : anton 1.1 fi
389 :    
390 : anton 1.91 #check how to do asm(".skip 16")
391 : anton 1.92 AC_MSG_CHECKING([if and how we can waste code space])
392 :     skipcode=no
393 : anton 1.91 for i in ".skip 16" ".block 16" ".org .+16" ".=.+16" ".space 16"
394 :     do
395 :     AC_TRY_RUN(
396 :     int foo(int);
397 :     main()
398 :     {
399 :     exit(foo(0)!=16);
400 :     }
401 :     int foo(int x)
402 :     {
403 :     if (x) {
404 :     label1:
405 :     asm("$i");
406 :     label2:
407 :     }
408 :     return (&&label2)-(&&label1);
409 :     }
410 : anton 1.92 ,skipcode=$i; break
411 :     ,,)
412 : anton 1.91 done
413 : anton 1.92 AC_MSG_RESULT($skipcode)
414 :     if test "$skipcode" = no
415 :     then
416 :     no_dynamic_default=1
417 :     AC_DEFINE_UNQUOTED(SKIP16,((void)0),statement for skipping 16 bytes)
418 :     AC_MSG_WARN(Disabling dynamic native code generation by default (speed penalty factor ~2))
419 :     else
420 :     AC_DEFINE_UNQUOTED(SKIP16,asm("$skipcode"),statement for skipping 16 bytes)
421 :     fi
422 : anton 1.91
423 : anton 1.92 AC_DEFINE_UNQUOTED(NO_DYNAMIC_DEFAULT,$no_dynamic_default,default value for no_dynamic)
424 : anton 1.91
425 : anton 1.1 dnl Checks for programs.
426 :     AC_PROG_LN_S
427 : anton 1.95 AC_PROG_INSTALL
428 : anton 1.1
429 :     dnl Checks for library functions
430 : anton 1.2 dnl This check is just for making later checks link with libm.
431 :     dnl using sin here is no good idea since it is built-into gcc and typechecked
432 :     AC_CHECK_LIB(m,asin)
433 : anton 1.31 AC_CHECK_LIB(dl,dlopen)
434 : pazsan 1.124 dnl check for ffcall libraries
435 :     dnl unfortunately, these four calls are separated out into a library each.
436 :     AC_CHECK_LIB(avcall,__builtin_avcall)
437 :     AC_CHECK_LIB(callback,__vacall_r)
438 :     AC_CHECK_LIB(vacall,vacall)
439 :     AC_CHECK_LIB(trampoline,alloc_trampoline)
440 : anton 1.125 FFCALLFLAG="false"
441 :     test $ac_cv_lib_avcall___builtin_avcall = yes && FFCALLFLAG="true"
442 :     AC_SUBST(FFCALLFLAG)
443 : pazsan 1.32 if test "$host_os" != "nextstep3"
444 :     then
445 :     AC_FUNC_MEMCMP
446 :     fi
447 : pazsan 1.25 AC_REPLACE_FUNCS(memmove strtoul pow10 strerror strsignal atanh)
448 : anton 1.97 AC_FUNC_FSEEKO
449 :     AC_CHECK_FUNCS(ftello dlopen sys_siglist getrusage)
450 : anton 1.111 AC_CHECK_TYPES(stack_t,,,[#include <signal.h>])
451 : anton 1.19 AC_DECL_SYS_SIGLIST
452 : anton 1.92 AC_CHECK_FUNC(getopt_long,true,AC_LIBOBJ(getopt); AC_LIBOBJ(getopt1))
453 : anton 1.90 AC_CHECK_FUNCS(expm1 log1p)
454 :     AC_REPLACE_FUNCS(rint ecvt)
455 : anton 1.1 dnl No check for select, because our replacement is no good under
456 :     dnl anything but DOS
457 : anton 1.62 AC_CHECK_HEADERS(sys/mman.h fnmatch.h)
458 : anton 1.63 AC_FUNC_FNMATCH
459 : pazsan 1.87 test $ac_cv_func_fnmatch_works = yes || AC_LIBOBJ(fnmatch)
460 : anton 1.28 AC_CHECK_FUNCS(mmap sysconf getpagesize)
461 : anton 1.34 AM_PATH_LISPDIR
462 : anton 1.1
463 : pazsan 1.23 kernel_fi=kernl${wordsize}${bytesex}.fi
464 :     AC_SUBST(kernel_fi)
465 : jwilke 1.50
466 : anton 1.76 #this breaks bindists
467 :     #dnl replace srource directory by absolute value
468 :     #if test $srcdir = "."; then srcdir=`pwd`
469 :     #fi
470 : anton 1.8
471 : anton 1.34 AC_SUBST(machine)
472 : anton 1.95 AC_CONFIG_FILES([
473 : anton 1.31 Makefile
474 : pazsan 1.45 Makedist
475 : anton 1.43 gforthmi
476 : anton 1.80 vmgen
477 : pazsan 1.79 machpc.fs
478 : anton 1.35 engine/Makefile
479 : anton 1.95 doc/version.texi ])
480 :     AC_CONFIG_COMMANDS([stamp-h],[[echo timestamp > stamp-h
481 : anton 1.43 chmod +x gforthmi
482 : anton 1.80 chmod +x vmgen
483 : anton 1.95 test -d kernel||mkdir kernel]],[[]])
484 :     AC_OUTPUT
485 : anton 1.44
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