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source: rtems/c/src/lib/libbsp/aclocal.m4 @ a24c280

4.104.114.84.95

Last change on this file since a24c280 was a24c280, checked in by Joel Sherrill <joel.sherrill@…>, on 09/09/99 at 21:22:36
Applied patch rtems-rc-19990820-6.diff.gz from Ralf Corsepius <corsepiu@…> which converted many Makefile.in's to Makefile.am's. This added a lot of files.
Property mode set to `100644`
File size: 17.9 KB

Line
1	dnl aclocal.m4 generated automatically by aclocal 1.4
2
3	dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc.
4	dnl This file is free software; the Free Software Foundation
5	dnl gives unlimited permission to copy and/or distribute it,
6	dnl with or without modifications, as long as this notice is preserved.
7
8	dnl This program is distributed in the hope that it will be useful,
9	dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
10	dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
11	dnl PARTICULAR PURPOSE.
12
13	dnl $Id$
14
15	dnl
16	dnl RTEMS_TOP($1)
17	dnl
18	dnl $1 .. relative path from this configure.in to the toplevel configure.in
19	dnl
20	AC_DEFUN(RTEMS_TOP,
21	[dnl
22	AC_ARG_WITH(target-subdir,
23	[ --with-target-subdir=DIR],
24	TARGET_SUBDIR="$withval",
25	TARGET_SUBDIR=".")
26
27	RTEMS_TOPdir="$1";
28	AC_SUBST(RTEMS_TOPdir)
29
30	dnl Determine RTEMS Version string from the VERSION file
31	dnl Hopefully, Joel never changes its format ;-
32	AC_MSG_CHECKING([for RTEMS Version])
33	if test -r "${srcdir}/${RTEMS_TOPdir}/VERSION"; then
34	changequote(,)dnl
35	RTEMS_VERSION=`grep Version ${srcdir}/${RTEMS_TOPdir}/VERSION \| \
36	sed -e 's%RTEMS[ ]Version[ ]\(.\)[ ]%\1%g'`
37	changequote([,])dnl
38	else
39	AC_MSG_ERROR(Unable to find ${RTEMS_TOPdir}/VERSION)
40	fi
41	if test -z "$RTEMS_VERSION"; then
42	AC_MSG_ERROR(Unable to determine version)
43	fi
44	AC_MSG_RESULT($RTEMS_VERSION)
45	])dnl
46
47	dnl
48	dnl $Id$
49	dnl
50
51	dnl canonicalize target cpu
52	dnl NOTE: Most rtems targets do not fullfil autoconf's
53	dnl target naming conventions "processor-vendor-os"
54	dnl Therefore autoconf's AC_CANONICAL_TARGET will fail for them
55	dnl and we have to fix it for rtems ourselves
56
57	AC_DEFUN(RTEMS_CANONICAL_TARGET_CPU,
58	[
59	AC_CANONICAL_SYSTEM
60	AC_MSG_CHECKING(rtems target cpu)
61	changequote(,)dnl
62	case "${target}" in
63	# hpux unix port should go here
64	i[3456]86-go32-rtems*)
65	RTEMS_CPU=i386
66	;;
67	i[3456]86-pc-linux*) # unix "simulator" port
68	RTEMS_CPU=unix
69	;;
70	i[3456]86-freebsd2) # unix "simulator" port
71	RTEMS_CPU=unix
72	;;
73	no_cpu-rtems)
74	RTEMS_CPU=no_cpu
75	;;
76	sparc-sun-solaris*) # unix "simulator" port
77	RTEMS_CPU=unix
78	;;
79	*)
80	RTEMS_CPU=`echo $target \| sed 's%^\([^-]\)-\(.\)$%\1%'`
81	;;
82	esac
83	changequote([,])dnl
84	AC_SUBST(RTEMS_CPU)
85	AC_MSG_RESULT($RTEMS_CPU)
86	])
87
88	# Add --enable-maintainer-mode option to configure.
89	# From Jim Meyering
90
91	# serial 1
92
93	AC_DEFUN(AM_MAINTAINER_MODE,
94	[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
95	dnl maintainer-mode is disabled by default
96	AC_ARG_ENABLE(maintainer-mode,
97	[ --enable-maintainer-mode enable make rules and dependencies not useful
98	(and sometimes confusing) to the casual installer],
99	USE_MAINTAINER_MODE=$enableval,
100	USE_MAINTAINER_MODE=no)
101	AC_MSG_RESULT($USE_MAINTAINER_MODE)
102	AM_CONDITIONAL(MAINTAINER_MODE, test $USE_MAINTAINER_MODE = yes)
103	MAINT=$MAINTAINER_MODE_TRUE
104	AC_SUBST(MAINT)dnl
105	]
106	)
107
108	# Define a conditional.
109
110	AC_DEFUN(AM_CONDITIONAL,
111	[AC_SUBST($1_TRUE)
112	AC_SUBST($1_FALSE)
113	if $2; then
114	$1_TRUE=
115	$1_FALSE='#'
116	else
117	$1_TRUE='#'
118	$1_FALSE=
119	fi])
120
121	dnl $Id$
122
123	AC_DEFUN(RTEMS_ENABLE_MULTIPROCESSING,
124	[
125	AC_ARG_ENABLE(multiprocessing,
126	[ --enable-multiprocessing enable multiprocessing interface],
127	[case "${enableval}" in
128	yes) RTEMS_HAS_MULTIPROCESSING=yes ;;
129	no) RTEMS_HAS_MULTIPROCESSING=no ;;
130	*) AC_MSG_ERROR(bad value ${enableval} for enable-multiprocessing option) ;;
131	esac],[RTEMS_HAS_MULTIPROCESSING=no])
132	AC_SUBST(RTEMS_HAS_MULTIPROCESSING)dnl
133	])
134
135	dnl $Id$
136
137	AC_DEFUN(RTEMS_ENABLE_NETWORKING,
138	[
139	AC_ARG_ENABLE(networking,
140	[ --enable-networking enable TCP/IP stack],
141	[case "${enableval}" in
142	yes) RTEMS_HAS_NETWORKING=yes ;;
143	no) RTEMS_HAS_NETWORKING=no ;;
144	*) AC_MSG_ERROR(bad value ${enableval} for enable-networking option) ;;
145	esac],[RTEMS_HAS_NETWORKING=yes])
146	AC_SUBST(RTEMS_HAS_NETWORKING)dnl
147	])
148
149	dnl $Id$
150
151	AC_DEFUN(RTEMS_ENABLE_LIBCDIR,
152	[
153	AC_ARG_ENABLE(libcdir,
154	[ --enable-libcdir=directory set the directory for the C library],
155	[ RTEMS_LIBC_DIR="${enableval}" ; \
156	test -d ${enableval} \|\| AC_MSG_ERROR("$enableval is not a directory" ) ] )
157	AC_SUBST(RTEMS_LIBC_DIR)dnl
158	])
159
160	AC_DEFUN(RTEMS_ENABLE_BARE,
161	[
162	AC_ARG_ENABLE(bare-cpu-cflags,
163	[ --enable-bare-cpu-cflags specify a particular cpu cflag]
164	[ (bare bsp specific)],
165	[case "${enableval}" in
166	no) BARE_CPU_CFLAGS="" ;;
167	*) BARE_CPU_CFLAGS="${enableval}" ;;
168	esac],
169	[BARE_CPU_CFLAGS=""])
170
171	AC_ARG_ENABLE(bare-cpu-model,
172	[ --enable-bare-cpu-model specify a particular cpu model]
173	[ (bare bsp specific)],
174	[case "${enableval}" in
175	no) BARE_CPU_MODEL="" ;;
176	*) BARE_CPU_MODEL="${enableval}" ;;
177	esac],
178	[BARE_CPU_MODEL=""])
179	])
180
181
182	dnl $Id$
183
184	dnl Override the set of BSPs to be built.
185	dnl used by the toplevel configure script
186	dnl RTEMS_ENABLE_RTEMSBSP(rtems_bsp_list)
187	AC_DEFUN(RTEMS_ENABLE_RTEMSBSP,
188	[
189	AC_ARG_ENABLE(rtemsbsp,
190	[ --enable-rtemsbsp=bsp1 bsp2 .. BSPs to include in build],
191	[case "${enableval}" in
192	yes\|no) AC_MSG_ERROR([missing argument to --enable-rtemsbsp=\"bsp1 bsp2\"]);;
193	*) $1=$enableval;;
194	esac],[$1=""])
195	])
196
197	dnl Pass a single BSP via an environment variable
198	dnl used by per BSP configure scripts
199	AC_DEFUN(RTEMS_ENV_RTEMSBSP,
200	[dnl
201	AC_MSG_CHECKING([for RTEMS_BSP])
202	AC_CACHE_VAL(rtems_cv_RTEMS_BSP,
203	[dnl
204	test -n "${RTEMS_BSP}" && rtems_cv_RTEMS_BSP="$RTEMS_BSP";
205	])dnl
206	if test -z "$rtems_cv_RTEMS_BSP"; then
207	AC_MSG_ERROR([Missing RTEMS_BSP])
208	fi
209	RTEMS_BSP="$rtems_cv_RTEMS_BSP"
210	AC_MSG_RESULT(${RTEMS_BSP})
211	AC_SUBST(RTEMS_BSP)
212	])
213
214	dnl $Id$
215
216	dnl check if RTEMS support a cpu
217	AC_DEFUN(RTEMS_CHECK_CPU,
218	[dnl
219	AC_REQUIRE([RTEMS_TOP])
220	AC_REQUIRE([RTEMS_CANONICAL_TARGET_CPU])
221	# Is this a supported CPU?
222	AC_MSG_CHECKING([if cpu $RTEMS_CPU is supported])
223	if test -d "$srcdir/$RTEMS_TOPdir/c/src/exec/score/cpu/$RTEMS_CPU"; then
224	AC_MSG_RESULT(yes)
225	else
226	AC_MSG_ERROR(no)
227	fi
228	])dnl
229
230
231	dnl $Id$
232
233	AC_DEFUN(RTEMS_CANONICAL_HOST,
234	[dnl
235	AC_REQUIRE([AC_CANONICAL_HOST])
236	RTEMS_HOST=$host_os
237	changequote(,)dnl
238	case "${target}" in
239	# hpux unix port should go here
240	i[3456]86-pc-linux*) # unix "simulator" port
241	RTEMS_HOST=Linux
242	;;
243	i[3456]86-freebsd2) # unix "simulator" port
244	RTEMS_HOST=FreeBSD
245	;;
246	sparc-sun-solaris*) # unix "simulator" port
247	RTEMS_HOST=Solaris
248	;;
249	*)
250	;;
251	esac
252	changequote([,])dnl
253	AC_SUBST(RTEMS_HOST)
254	])dnl
255
256	dnl
257	dnl $Id$
258	dnl
259
260	AC_DEFUN(RTEMS_PROJECT_ROOT,
261	[dnl
262	AC_REQUIRE([RTEMS_TOP])
263	if test "$TARGET_SUBDIR" = "." ; then
264	PROJECT_ROOT=$RTEMS_TOPdir/'$(top_builddir)';
265	else
266	PROJECT_ROOT=../$RTEMS_TOPdir/'$(top_builddir)'
267	fi
268	AC_SUBST(PROJECT_ROOT)
269
270	RTEMS_ROOT=$RTEMS_TOPdir/'$(top_builddir)'/c/$RTEMS_BSP
271	AC_SUBST(RTEMS_ROOT)
272
273	INSTALL_CHANGE="\$(KSH) \$(PROJECT_ROOT)/tools/build/install-if-change"
274	AC_SUBST(INSTALL_CHANGE)
275
276	PACKHEX="\$(PROJECT_ROOT)/tools/build/packhex"
277	AC_SUBST(PACKHEX)
278	])
279
280
281	dnl
282	dnl $Id$
283	dnl
284	dnl Check for target gcc
285	dnl
286	dnl 98/05/20 Ralf Corsepius (corsepiu@faw.uni-ulm.de)
287	dnl Completely reworked
288
289	AC_DEFUN(RTEMS_PROG_CC,
290	[
291	AC_BEFORE([$0], [AC_PROG_CPP])dnl
292	AC_BEFORE([$0], [AC_PROG_CC])dnl
293	AC_REQUIRE([RTEMS_TOOL_PREFIX])dnl
294
295	dnl Only accept gcc and cc
296	dnl NOTE: This might be too restrictive for native compilation
297	AC_PATH_PROGS(CC_FOR_TARGET, "$program_prefix"gcc "$program_prefix"cc )
298	test -z "$CC_FOR_TARGET" \
299	&& AC_MSG_ERROR([no acceptable cc found in \$PATH])
300
301	dnl backup
302	rtems_save_CC=$CC
303	rtems_save_CFLAGS=$CFLAGS
304
305	dnl temporarily set CC
306	CC=$CC_FOR_TARGET
307
308	AC_PROG_CC_WORKS
309	AC_PROG_CC_GNU
310
311	if test $ac_cv_prog_gcc = yes; then
312	GCC=yes
313	dnl Check whether -g works, even if CFLAGS is set, in case the package
314	dnl plays around with CFLAGS (such as to build both debugging and
315	dnl normal versions of a library), tasteless as that idea is.
316	ac_test_CFLAGS="${CFLAGS+set}"
317	ac_save_CFLAGS="$CFLAGS"
318	CFLAGS=
319	AC_PROG_CC_G
320	if test "$ac_test_CFLAGS" = set; then
321	CFLAGS="$ac_save_CFLAGS"
322	elif test $ac_cv_prog_cc_g = yes; then
323	CFLAGS="-g -O2"
324	else
325	CFLAGS="-O2"
326	fi
327	else
328	GCC=
329	test "${CFLAGS+set}" = set \|\| CFLAGS="-g"
330	fi
331
332	rtems_cv_prog_gcc=$ac_cv_prog_gcc
333	rtems_cv_prog_cc_g=$ac_cv_prog_cc_g
334	rtems_cv_prog_cc_works=$ac_cv_prog_cc_works
335	rtems_cv_prog_cc_cross=$ac_cv_prog_cc_cross
336
337	dnl restore initial values
338	CC=$rtems_save_CC
339	CFLAGS=$rtems_save_CFLAGS
340
341	unset ac_cv_prog_gcc
342	unset ac_cv_prog_cc_g
343	unset ac_cv_prog_cc_works
344	unset ac_cv_prog_cc_cross
345	])
346
347	AC_DEFUN(RTEMS_PROG_CC_FOR_TARGET,
348	[
349	dnl check target cc
350	RTEMS_PROG_CC
351	dnl check if the compiler supports --specs
352	RTEMS_GCC_SPECS
353	dnl check if the target compiler may use --pipe
354	RTEMS_GCC_PIPE
355	dnl check if the compiler supports --specs if gcc28 is requested
356	if test "$RTEMS_USE_GCC272" != "yes" ; then
357	if test "$rtems_cv_gcc_specs" = "no"; then
358	AC_MSG_WARN([*** disabling --enable-gcc28])
359	RTEMS_USE_GCC272=yes
360	fi
361	fi
362	test "$rtems_cv_gcc_pipe" = "yes" && CC_FOR_TARGET="$CC_FOR_TARGET --pipe"
363
364	dnl FIXME: HACK for egcs/cygwin mixing '\\' and '/' in gcc -print-*
365	case $host_os in
366	cygwin) GCCSED="\| sed 's%\\\\%/%g'" ;;
367	*) ;;
368	esac
369	AC_SUBST(GCCSED)
370	])
371
372	dnl
373	dnl $Id$
374	dnl
375	dnl Set program_prefix
376	dnl
377	dnl 98/05/20 Ralf Corsepius (corsepiu@faw.uni-ulm.de)
378	dnl Extracted from configure
379
380	AC_DEFUN(RTEMS_TOOL_PREFIX,
381	[AC_REQUIRE([AC_CANONICAL_TARGET])dnl
382	AC_REQUIRE([AC_CANONICAL_BUILD])dnl
383
384	changequote(,)dnl
385	if [ "${program_prefix}" = "NONE" ] ; then
386	if [ "${target}" = "${host}" ] ; then
387	program_prefix=
388	else
389	program_prefix=${target}-
390	fi
391	fi
392	changequote([,])dnl
393	])
394
395	dnl
396	dnl $Id$
397	dnl
398	dnl Check whether the target compiler accepts -specs
399	dnl
400	dnl 98/02/11 Ralf Corsepius corsepiu@faw.uni-ulm.de
401	dnl
402
403	AC_DEFUN(RTEMS_GCC_SPECS,
404	[AC_REQUIRE([RTEMS_PROG_CC])
405	AC_CACHE_CHECK(whether $CC_FOR_TARGET accepts -specs,rtems_cv_gcc_specs,
406	[
407	rtems_cv_gcc_specs=no
408	if test "$rtems_cv_prog_gcc" = "yes"; then
409	touch confspec
410	echo 'void f(){}' >conftest.c
411	if test -z "`${CC_FOR_TARGET} -specs confspec -c conftest.c 2>&1`";then
412	rtems_cv_gcc_specs=yes
413	fi
414	fi
415	rm -f confspec conftest*
416	])])
417
418	dnl
419	dnl $Id$
420	dnl
421	dnl Check whether the target compiler accepts -pipe
422	dnl
423	dnl 98/02/11 Ralf Corsepius corsepiu@faw.uni-ulm.de
424	dnl
425
426	AC_DEFUN(RTEMS_GCC_PIPE,
427	[AC_REQUIRE([RTEMS_PROG_CC])
428	AC_REQUIRE([AC_CANONICAL_HOST])
429	AC_CACHE_CHECK(whether $CC_FOR_TARGET accepts --pipe,rtems_cv_gcc_pipe,
430	[
431	rtems_cv_gcc_pipe=no
432	if test "$rtems_cv_prog_gcc" = "yes"; then
433	case "$host_os" in
434	cygwin*)
435	;;
436	*)
437	echo 'void f(){}' >conftest.c
438	if test -z "`${CC_FOR_TARGET} --pipe -c conftest.c 2>&1`";then
439	rtems_cv_gcc_pipe=yes
440	fi
441	rm -f conftest*
442	;;
443	esac
444	fi
445	])
446	])
447
448	dnl
449	dnl $Id$
450	dnl
451	dnl Set target tools
452	dnl
453	dnl 98/06/23 Ralf Corsepius (corsepiu@faw.uni-ulm.de)
454	dnl fixing cache/environment variable handling
455	dnl adding checks for cygwin/egcs '\\'-bug
456	dnl adding checks for ranlib/ar -s problem
457	dnl
458	dnl 98/02/12 Ralf Corsepius (corsepiu@faw.uni-ulm.de)
459	dnl
460
461	AC_DEFUN(RTEMS_GCC_PRINT,
462	[ case $host_os in
463	cygwin)
464	dnl FIXME: Hack for cygwin/egcs reporting mixed '\\' and '/'
465	dnl Should be removed once cygwin/egcs reports '/' only
466	$1=`$CC_FOR_TARGET --print-prog-name=$2 \| sed -e 's%\\\\%/%g' `
467	;;
468	*)
469	$1=`$CC_FOR_TARGET --print-prog-name=$2`
470	;;
471	esac
472	])
473
474	AC_DEFUN(RTEMS_PATH_TOOL,
475	[
476	AC_MSG_CHECKING([target's $2])
477	AC_CACHE_VAL(ac_cv_path_$1,:)
478	AC_MSG_RESULT([$ac_cv_path_$1])
479
480	if test -n "$ac_cv_path_$1"; then
481	dnl retrieve the value from the cache
482	$1=$ac_cv_path_$1
483	else
484	dnl the cache was not set
485	if test -z "[$]$1" ; then
486	if test "$rtems_cv_prog_gcc" = "yes"; then
487	# We are using gcc, ask it about its tool
488	# NOTE: Necessary if gcc was configured to use the target's
489	# native tools or uses prefixes for gnutools (e.g. gas instead of as)
490	RTEMS_GCC_PRINT($1,$2)
491	fi
492	else
493	# The user set an environment variable.
494	# Check whether it is an absolute path, otherwise AC_PATH_PROG
495	# will override the environment variable, which isn't what the user
496	# intends
497	AC_MSG_CHECKING([whether environment variable $1 is an absolute path])
498	case "[$]$1" in
499	/*) # valid
500	AC_MSG_RESULT("yes")
501	;;
502	*) # invalid for AC_PATH_PROG
503	AC_MSG_RESULT("no")
504	AC_MSG_ERROR([***]
505	[Environment variable $1 should either]
506	[be unset (preferred) or contain an absolute path])
507	;;
508	esac
509	fi
510
511	AC_PATH_PROG($1,"$program_prefix"$2,$3)
512	fi
513	])
514
515	AC_DEFUN(RTEMS_CANONICALIZE_TOOLS,
516	[AC_REQUIRE([RTEMS_PROG_CC])dnl
517
518	dnl FIXME: What shall be done if these tools are not available?
519	RTEMS_PATH_TOOL(AR_FOR_TARGET,ar,no)
520	RTEMS_PATH_TOOL(AS_FOR_TARGET,as,no)
521	RTEMS_PATH_TOOL(LD_FOR_TARGET,ld,no)
522	RTEMS_PATH_TOOL(NM_FOR_TARGET,nm,no)
523
524	dnl special treatment of ranlib
525	RTEMS_PATH_TOOL(RANLIB_FOR_TARGET,ranlib,no)
526	if test "$RANLIB_FOR_TARGET" = "no"; then
527	# ranlib wasn't found; check if ar -s is available
528	RTEMS_AR_FOR_TARGET_S
529	if test $rtems_cv_AR_FOR_TARGET_S = "yes" ; then
530	dnl override RANLIB_FOR_TARGET's cache
531	ac_cv_path_RANLIB_FOR_TARGET="$AR_FOR_TARGET -s"
532	RANLIB_FOR_TARGET=$ac_cv_path_RANLIB_FOR_TARGET
533	else
534	AC_MSG_ERROR([***]
535	[Can't figure out how to build a library index]
536	[Neither ranlib nor ar -s seem to be available] )
537	fi
538	fi
539
540	dnl NOTE: These may not be available if not using gnutools
541	RTEMS_PATH_TOOL(OBJCOPY_FOR_TARGET,objcopy,no)
542	RTEMS_PATH_TOOL(SIZE_FOR_TARGET,size,no)
543	RTEMS_PATH_TOOL(STRIP_FOR_TARGET,strip,no)
544	])
545
546	dnl
547	dnl $Id$
548	dnl
549
550	AC_DEFUN(RTEMS_AR_FOR_TARGET_S,
551	[
552	AC_CACHE_CHECK(whether $AR_FOR_TARGET -s works,
553	rtems_cv_AR_FOR_TARGET_S,
554	[
555	cat > conftest.$ac_ext <<EOF
556	int foo( int b )
557	{ return b; }
558	EOF
559	if AC_TRY_COMMAND($CC_FOR_TARGET -o conftest.o -c conftest.$ac_ext) \
560	&& AC_TRY_COMMAND($AR_FOR_TARGET -sr conftest.a conftest.o) \
561	&& test -s conftest.a ; \
562	then
563	rtems_cv_AR_FOR_TARGET_S="yes"
564	else
565	rtems_cv_AR_FOR_TARGET_S="no"
566	fi
567	rm -f conftest*
568	])
569	])
570
571
572	dnl
573	dnl $Id$
574	dnl
575
576	dnl check for i386 gas supporting 16 bit mode
577	dnl - binutils 2.9.1.0.7 and higher
578
579	AC_DEFUN(RTEMS_I386_GAS_CODE16,
580	[ if test "${target_cpu}" = "i386"; then
581	AC_CACHE_CHECK([for 16 bit mode assembler support],
582	rtems_cv_prog_gas_code16,
583	[cat > conftest.s << EOF
584	.code16
585	data32
586	addr32
587	lgdt 0
588	EOF
589	if AC_TRY_COMMAND($AS_FOR_TARGET -o conftest.o conftest.s); then
590	rtems_cv_prog_gas_code16=yes
591	else
592	rtems_cv_prog_gas_code16=no
593	fi])
594	RTEMS_GAS_CODE16="$rtems_cv_prog_gas_code16"
595	fi
596	AC_SUBST(RTEMS_GAS_CODE16)
597	])
598
599
600	dnl $Id$
601
602	dnl Report all available bsps for a target,
603	dnl check if a bsp-subdirectory is present for all bsps found
604	dnl
605	dnl RTEMS_CHECK_BSPS(bsp_list)
606	AC_DEFUN(RTEMS_CHECK_BSPS,
607	[
608	AC_REQUIRE([RTEMS_CHECK_CPU])dnl sets RTEMS_CPU, target
609	AC_REQUIRE([RTEMS_TOP])dnl sets RTEMS_TOPdir
610	AC_MSG_CHECKING([for bsps])
611	case "${target}" in
612	changequote(,)dnl
613	i[3456]86-go32-rtems*)
614	changequote([,])dnl
615	$1="go32 go32_p5"
616	;;
617	*)
618	files=`ls $srcdir/$RTEMS_TOPdir/c/src/lib/libbsp/$RTEMS_CPU`
619	for file in $files; do
620	case $file in
621	shared*);;
622	Makefile*);;
623	READ*);;
624	CVS*);;
625	pxfl*);;
626	go32*);; # so the i386 port can pick up the other Makefiles
627	# Now account for BSPs with build variants
628	gen68360) rtems_bsp="$rtems_bsp gen68360 gen68360_040";;
629	p4000) rtems_bsp="$rtems_bsp p4600 p4650";;
630	mvme162) rtems_bsp="$rtems_bsp mvme162 mvme162lx";;
631	*) $1="[$]$1 $file";;
632	esac;
633	done
634	;;
635	esac
636	AC_MSG_RESULT([[$]$1 .. done])
637	])dnl
638
639	AC_DEFUN(RTEMS_CHECK_CUSTOM_BSP,
640	[dnl
641	AC_MSG_CHECKING([for make/custom/[$]$1.cfg])
642	if test -r "$srcdir/$RTEMS_TOPdir/make/custom/[$]$1.cfg"; then
643	AC_MSG_RESULT([yes])
644	else
645	AC_MSG_ERROR([no])
646	fi
647	])dnl
648
649	dnl
650	dnl $Id$
651	dnl
652
653	AC_DEFUN(RTEMS_CHECK_MULTIPROCESSING,
654	[dnl
655	AC_REQUIRE([RTEMS_TOP])dnl
656	AC_REQUIRE([RTEMS_CHECK_CPU])dnl
657	AC_CACHE_CHECK([whether BSP supports multiprocessing],
658	rtems_cv_HAS_MP,
659	[dnl
660	if test -d "$srcdir/${RTEMS_TOPdir}/c/src/lib/libbsp/${RTEMS_CPU}/${$1}/shmsupp"; then
661	if test "$RTEMS_HAS_MULTIPROCESSING" = "yes"; then
662	rtems_cv_HAS_MP="yes" ;
663	else
664	rtems_cv_HAS_MP="disabled";
665	fi
666	else
667	rtems_cv_HAS_MP="no";
668	fi])
669	if test "$rtems_cv_HAS_MP" = "yes"; then
670	HAS_MP="yes"
671	else
672	HAS_MP="no"
673	fi
674	AC_SUBST(HAS_MP)
675	])
676
677	dnl $Id$
678	dnl
679	AC_DEFUN(RTEMS_CHECK_NETWORKING,
680	[dnl
681	AC_REQUIRE([RTEMS_CHECK_CPU])dnl
682	AC_CACHE_CHECK([whether BSP supports networking],
683	rtems_cv_HAS_NETWORKING,
684	[dnl
685	case "$RTEMS_CPU" in
686	unix*)
687	rtems_cv_HAS_NETWORKING="no"
688	;;
689	*)
690	if test "${RTEMS_HAS_NETWORKING}" = "yes"; then
691	rtems_cv_HAS_NETWORKING="yes";
692	else
693	rtems_cv_HAS_NETWORKING="disabled";
694	fi
695	;;
696	esac])
697	if test "$rtems_cv_HAS_NETWORKING" = "yes"; then
698	HAS_NETWORKING="yes";
699	else
700	HAS_NETWORKING="no";
701	fi
702	AC_SUBST(HAS_NETWORKING)dnl
703	])
704
705	dnl
706	dnl $Id$
707	dnl
708
709	dnl RTEMS_BSP_ALIAS(BSP_ALIAS,BSP_RETURNED)
710	dnl convert a bsp alias $1 into its bsp directory $2
711	AC_DEFUN(RTEMS_BSP_ALIAS,
712	[
713	# account for "aliased" bsps which share source code
714	case $1 in
715	mvme162lx) $2=mvme162 ;; # mvme162 board variant
716	gen68360_040) $2=gen68360 ;; # 68360 in companion mode
717	go32_p5) $2=go32 ;; # go32 on Pentium class CPU
718	p4600) $2=p4000 ;; # p4000 board with IDT 4600
719	p4650) $2=p4000 ;; # p4000 board with IDT 4650
720	*) $2=$1;;
721	esac
722	])
723
724	dnl
725	dnl $Id$
726	dnl
727
728	dnl RTEMS_CHECK_MAKEFILE(path)
729	dnl Search for Makefile.in's within the directory starting
730	dnl at path and append an entry for Makefile to global variable
731	dnl "makefiles" (from configure.in) for each Makefile.in found
732	dnl
733	AC_DEFUN(RTEMS_CHECK_MAKEFILE,
734	[RTEMS_CHECK_FILES_IN($1,Makefile,makefiles)
735	])
736
737	dnl
738	dnl $Id$
739	dnl
740
741	dnl RTEMS_CHECK_FILES_IN(path,file,var)
742	dnl path .. path relative to srcdir, where to start searching for files
743	dnl file .. name of the files to search for
744	dnl var .. shell variable to append files found
745
746	AC_DEFUN(RTEMS_CHECK_FILES_IN,
747	[
748	AC_MSG_CHECKING(for $2.in in $1)
749	if test -d $srcdir/$1; then
750	rtems_av_save_dir=`pwd`;
751	cd $srcdir;
752	rtems_av_tmp=`find $1 -name "$2.in" -print \| sed "s/$2\.in/%/" \| sort \| sed "s/%/$2/"`
753	$3="$$3 $rtems_av_tmp";
754	cd $rtems_av_save_dir;
755	AC_MSG_RESULT(done)
756	else
757	AC_MSG_RESULT(no)
758	fi
759	])
760
761

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