sets.subr revision 1.69 
1#	$NetBSD: sets.subr,v 1.69 2008/08/28 07:22:41 lukem Exp $
2#
3
4#
5# The following variables contain defaults for sets.subr functions and callers:
6#	setsdir			path to src/distrib/sets
7#	nlists			list of base sets
8#	xlists			list of x11 sets
9#	obsolete		controls if obsolete files are selected instead
10#	lkm			if != "no", enable LKM sets
11#	shlib			shared library format (a.out, elf, or "")
12#	stlib			static library format (a.out, elf)
13#	x11_version		version of XFree86 / X.org. one of:
14#				   ""	cross built from src/x11 or
15#					src/external/mit/xorg
16#				   3	XFree86 3.x from xsrc/xc
17#				   4	XFree86 4.x from xsrc/xfree/xc
18#
19# The following <bsd.own.mk> variables are exported to the environment:
20#	MACHINE	
21#	MACHINE_ARCH
22#	MACHINE_CPU
23#	HAVE_GCC
24#	HAVE_GDB
25#	TOOLCHAIN_MISSING
26#	OBJECT_FMT
27# as well as:
28#
29MKVARS="\
30	MKBFD		\
31	MKCATPAGES	\
32	MKCRYPTO	\
33	MKCRYPTO_IDEA	\
34	MKCRYPTO_MDC2	\
35	MKCRYPTO_RC5	\
36	MKCVS		\
37	MKDEBUG		\
38	MKDEBUGLIB	\
39	MKDOC		\
40	MKDYNAMICROOT	\
41	MKGCC		\
42	MKGCCCMDS	\
43	MKGDB		\
44	MKHESIOD	\
45	MKHTML		\
46	MKINET6		\
47	MKINFO		\
48	MKIPFILTER	\
49	MKISCSI		\
50	MKKERBEROS	\
51	MKLDAP		\
52	MKLINT		\
53	MKMAN		\
54	MKMANPAGES	\
55	MKMANZ		\
56	MKMODULAR	\
57	MKNLS		\
58	MKNVI		\
59	MKPAM		\
60	MKPF		\
61	MKPIC		\
62	MKPOSTFIX	\
63	MKPROFILE	\
64	MKPUFFS		\
65	MKSENDMAIL	\
66	MKSHARE		\
67	MKSKEY		\
68	MKX11		\
69	MKXORG		\
70	MKYP		\
71	USE_INET6	\
72	USE_KERBEROS	\
73	USE_LDAP	\
74	USE_YP		\
75	NETBSDSRCDIR	\
76	MAKEVERBOSE	\
77"
78#
79# The following variables refer to tools that are used when building sets:
80#
81: ${AWK:=awk}
82: ${CKSUM:=cksum}
83: ${COMM:=comm}
84: ${DATE:=date}
85: ${DB:=db}
86: ${EGREP:=egrep}
87: ${ENV_CMD:=env}       # ${ENV} is special to sh(1), ksh(1), etc.
88: ${FGREP:=fgrep}
89: ${FIND:=find}
90: ${GREP:=grep}
91: ${GZIP_CMD:=gzip}     # ${GZIP} is special to gzip(1)
92: ${HOSTNAME:=hostname}
93: ${HOST_SH:=sh}
94: ${IDENT:=ident}
95: ${JOIN:=join}
96: ${LS:=ls}
97: ${MAKE:=make}
98: ${MKTEMP:=mktemp}
99: ${MTREE:=mtree}
100: ${PASTE:=paste}
101: ${PAX:=pax}
102: ${PKG_CREATE:=pkg_create}
103: ${PRINTF:=printf}
104: ${SED:=sed}
105: ${SORT:=sort}
106: ${STAT:=stat}
107: ${TSORT:=tsort}
108: ${UNAME:=uname}
109: ${WC:=wc}
110
111#
112# If printf is a shell builtin command, then we can
113# implement cheaper versions of basename and dirname
114# that do not involve any fork/exec overhead.
115# If printf is not builtin, approximate it using echo,
116# and hope there are no weird file names that cause
117# some versions of echo to do the wrong thing.
118# (Converting to this version of dirname speeded up the
119# syspkgdeps script by an order of magnitude, from 68
120# seconds to 6.3 seconds on one particular host.)
121#
122# Note that naive approximations for dirname
123# using ${foo%/*} do not do the right thing in cases
124# where the result should be "/" or ".".
125#
126case "$(type printf)" in
127*builtin*)
128	basename ()
129	{
130		local bn
131		bn="${1##*/}"
132		bn="${bn%$2}"
133		printf "%s\n" "$bn"
134	}
135	dirname ()
136	{
137		local dn
138		case "$1" in
139		?*/*)	dn="${1%/*}" ;;
140		/*)	dn=/ ;;
141		*)	dn=. ;;
142		esac
143		printf "%s\n" "$dn"
144	}
145	;;
146*)
147	basename ()
148	{
149		local bn
150		bn="${1##*/}"
151		bn="${bn%$2}"
152		echo "$bn"
153	}
154	dirname ()
155	{
156		local dn
157		case "$1" in
158		?*/*)	dn="${1%/*}" ;;
159		/*)	dn=/ ;;
160		*)	dn=. ;;
161		esac
162		echo "$dn"
163	}
164	;;
165esac
166
167oIFS=$IFS
168IFS="
169"
170for x in $(
171${MAKE} -B -f- all <<EOMAKE
172.include <bsd.own.mk>
173.if (\${MKMAN} == "no" || empty(MANINSTALL:Mmaninstall))
174MKMANPAGES=no
175.else
176MKMANPAGES=yes
177.endif
178all:
179.for i in MACHINE MACHINE_ARCH MACHINE_CPU \
180		HAVE_GCC HAVE_GDB OBJECT_FMT TOOLCHAIN_MISSING \
181		${MKVARS}
182	@echo "export \$i=\${\$i}"
183.endfor
184.if (\${MKX11:Uno} != "no" || \${MKXORG:Uno} != "no")
185	@echo x11_version=""
186.else
187	@echo x11_version=4
188.endif
189
190EOMAKE
191); do
192#	echo 1>&2 "DEBUG: read $x"
193	eval $x
194done
195IFS=$oIFS
196
197setsdir=${0%/*}
198nlists="base comp etc games man misc tests text"
199case $x11_version in
2003)	xlists="xbase3 xcomp3 xcontrib3 xfont3 xmisc3 xserver3" ;;
2014)	xlists="xbase4 xcomp4 xcontrib4 xfont4 xmisc4 xserver4" ;;
202"")	xlists="xbase xcomp xetc xfont xserver" ;;
203*)	xlists="" ;;	# unknown!
204esac
205obsolete=0
206lkm=yes
207if [ "${MACHINE}" = "evbppc" ]; then
208	lkm=no				# Turn off LKMs for some ports.
209fi
210# Determine lib type. Do this first so stlib also gets set.
211if [ "${OBJECT_FMT}" = "ELF" ]; then
212	shlib=elf
213else
214	shlib=aout
215fi
216stlib=$shlib
217# Now check for MKPIC or specials and turn off shlib if need be.
218if [ "${MKPIC}" = "no" ]; then
219	shlib=no
220fi
221if [ "${MACHINE_ARCH}" = "m68000" ]; then
222	shlib=no			# Turn off shlibs for some ports.
223fi
224
225OSRELEASE=`${HOST_SH} ${NETBSDSRCDIR}/sys/conf/osrelease.sh`
226MODULEDIR="stand/${MACHINE}/${OSRELEASE}/modules"
227SUBST="s#@MODULEDIR@#${MODULEDIR}#g"
228SUBST="${SUBST};s#@OSRELEASE@#${OSRELEASE}#g"
229SUBST="${SUBST};s#@MACHINE@#${MACHINE}#g"
230
231#
232# list_set_files setfile [...]
233# 
234# Produce a packing list for setfile(s).
235# In each file, a record consists of a path and a System Package name,
236# separated by whitespace. E.g.,
237#
238# 	# $NetBSD: sets.subr,v 1.69 2008/08/28 07:22:41 lukem Exp $
239# 	.			base-sys-root	[keyword[,...]]
240# 	./altroot		base-sys-root
241# 	./bin			base-sys-root
242# 	./bin/[			base-util-root
243# 	./bin/cat		base-util-root
244#		[...]
245#
246# A # in the first column marks a comment.
247#
248# If ${obsolete} != 0, only entries with an "obsolete" keyword will
249# be printed.  All other keywords must be present.
250#
251# The third field is an optional comma separated list of keywords to
252# control if a record is printed; every keyword listed must be enabled
253# for the record to be printed.  The following keywords are available:
254#	dummy			dummy entry (ignored)
255#	obsolete		file is obsolete, and only printed if 
256#				${obsolete} != 0
257#
258#	bfd			${MKBFD} != no
259#	catpages		${MKCATPAGES} != no
260#	crypto			${MKCRYPTO} != no
261#	crypto_idea		${MKCRYPTO_IDEA} != no
262#	crypto_mdc2		${MKCRYPTO_MDC2} != no
263#	crypto_rc5		${MKCRYPTO_RC5} != no
264#	cvs			${MKCVS} != no
265#	debug			${MKDEBUG} != no
266#	debuglib		${MKDEBUGLIB} != no
267#	doc			${MKDOC} != no
268#	dynamicroot		${MKDYNAMICROOT} != no
269#	gcc			${MKGCC} != no
270#	gcccmds			${MKGCCCMDS} != no
271#	gdb			${MKGDB} != no
272#	hesiod			${MKHESIOD} != no
273#	html			${MKHTML} != no
274#	inet6			${MKINET6} != no
275#	info			${MKINFO} != no
276#	ipfilter		${MKIPFILTER} != no
277#	iscsi			${MKISCSI} != no
278#	kerberos		${MKKERBEROS} != no
279#	ldap			${MKLDAP} != no
280#	lint			${MKLINT} != no
281#	man			${MKMAN} != no
282#	manpages		${MKMANPAGES} != no
283#	manz			${MKMANZ} != no
284#	modular			${MKMODULAR} != no
285#	nls			${MKNLS} != no
286#	nvi			${MKNVI} != no
287#	pam			${MKPAM} != no
288#	pf			${MKPF} != no
289#	pic			${MKPIC} != no
290#	postfix			${MKPOSTFIX} != no
291#	profile			${MKPROFILE} != no
292#	puffs			${MKPUFFS} != no
293#	sendmail		${MKSENDMAIL} != no
294#	share			${MKSHARE} != no
295#	skey			${MKSKEY} != no
296#	x11			${MKX11} != no
297#	xorg			${MKXORG} != no
298#	yp			${MKYP} != no
299#
300#	gcc=<n>			<n> = value of ${HAVE_GCC}
301#	gdb=<n>			<n> = value of ${HAVE_GDB}
302#
303#	use_inet6		${USE_INET6} != no
304#	use_kerberos		${USE_KERBEROS} != no
305#	use_yp			${USE_YP} != no
306#
307#	.cat			if ${MKMANZ} != "no" && ${MKCATPAGES} != "no"
308#				  automatically append ".gz" to the filename
309#
310#	.man			if ${MKMANZ} != "no" && ${MKMAN} != "no"
311#				  automatically append ".gz" to the filename
312#
313list_set_files()
314{
315	if [ ${MAKEVERBOSE:-2} -lt 2 ]; then
316		verbose=false
317	else
318		verbose=true
319	fi
320	for setname; do
321		list=`list_set_lists $setname`
322		for l in $list; do
323			echo $l
324			if $verbose; then
325				echo $l >&2
326			fi
327		done
328	done | xargs cat | ${SED} ${SUBST} | \
329	${AWK} -v obsolete=${obsolete} '
330		BEGIN {
331			if (obsolete)
332				wanted["obsolete"] = 1
333		
334			split("'"${MKVARS}"'", needvars)
335			for (vi in needvars) {
336				nv = needvars[vi]
337				kw = tolower(nv)
338				sub(/^mk/, "", kw)
339				if (ENVIRON[nv] != "no")
340					wanted[kw] = 1 
341			}
342
343			if ("'"${TOOLCHAIN_MISSING}"'" != "yes") {
344				wanted["gcc=" "'"${HAVE_GCC}"'"] = 1
345				wanted["gdb=" "'"${HAVE_GDB}"'"] = 1
346			}
347			if (("man" in wanted) && ("catpages" in wanted))
348				wanted[".cat"] = 1
349			if (("man" in wanted) && ("manpages" in wanted))
350				wanted[".man"] = 1
351		}
352
353		/^#/ {
354			next;
355		}
356
357		NF > 2 && $3 != "-" {
358			split($3, keywords, ",")
359			show = 1
360			haveobs = 0
361			for (ki in keywords) {
362				kw = keywords[ki]
363				if (("manz" in wanted) &&
364				    (kw == ".cat" || kw == ".man"))
365					$1 = $1 ".gz"
366				negated = match(kw, "! *")
367				if (negated > 0) {
368					kw = substr(kw, RSTART + RLENGTH)
369					if (kw in wanted)
370						show = 0
371				} else {
372					if (! (kw in wanted))
373						show = 0
374				}
375				if (kw == "obsolete")
376					haveobs = 1
377			}
378			if (obsolete && ! haveobs)
379				next
380			if (show)
381				print
382			next
383		}
384
385		{
386			if (! obsolete)
387				print
388		}'
389
390}
391
392#
393# list_set_lists setname
394# 
395# Print to stdout a list of files, one filename per line, which
396# concatenate to create the packing list for setname. E.g.,
397#
398# 	.../lists/base/mi
399# 	.../lists/base/rescue.mi
400# 	.../lists/base/md.i386
401#		[...]
402#
403# For a given setname $set, the following files may be selected from
404# .../list/$set:
405#	mi
406#	ad.${MACHINE_ARCH}
407# (or)	ad.${MACHINE_CPU}
408#	ad.${MACHINE_CPU}.shl
409#	md.${MACHINE}.${MACHINE_ARCH}
410# (or)	md.${MACHINE}
411#	stl.mi
412#	stl.stlib
413#	shl.mi
414#	shl.shlib
415#	lkm.mi			if ${lkm} != no
416#	rescue.shl
417#	rescue.${MACHINE}
418#	rescue.ad.${MACHINE_ARCH}
419# (or)	rescue.ad.${MACHINE_CPU}
420# 	rescue.ad.${MACHINE_CPU}.shl
421#
422# Environment:
423# 	shlib
424# 	stlib
425#
426list_set_lists()
427{
428	setname=$1
429
430	setdir=$setsdir/lists/$setname
431	echo $setdir/mi
432	if [ "${MACHINE}" != "${MACHINE_ARCH}" ]; then
433		# Prefer an ad.${MACHINE_ARCH} over an ad.${MACHINE_CPU},
434		# since the arch-specific one will be more specific than
435		# the cpu-specific one.
436		if [ -f $setdir/ad.${MACHINE_ARCH} ]; then
437			echo $setdir/ad.${MACHINE_ARCH}
438		elif [ -f $setdir/ad.${MACHINE_CPU} ]; then
439			echo $setdir/ad.${MACHINE_CPU}
440		fi
441		if [ "$shlib" != "no" -a \
442		     -f $setdir/ad.${MACHINE_CPU}.shl ]; then
443			echo $setdir/ad.${MACHINE_CPU}.shl
444		fi
445	fi
446	if [ -f $setdir/md.${MACHINE}.${MACHINE_ARCH} ]; then
447		echo $setdir/md.${MACHINE}.${MACHINE_ARCH}
448	elif [ -f $setdir/md.${MACHINE} ]; then
449		echo $setdir/md.${MACHINE}
450	fi
451	if [ -f $setdir/stl.mi ]; then
452		echo $setdir/stl.mi
453	fi
454	if [ -f $setdir/stl.${stlib} ]; then
455		echo $setdir/stl.${stlib}
456	fi
457	if [ "$shlib" != "no" ]; then
458		if [ -f $setdir/shl.mi ]; then
459			echo $setdir/shl.mi
460		fi
461		if [ -f $setdir/shl.${shlib} ]; then
462			echo $setdir/shl.${shlib}
463		fi
464	fi
465	if [ "$lkm" != "no" ]; then
466		if [ -f $setdir/lkm.mi ]; then
467			echo $setdir/lkm.mi
468		fi
469	fi
470
471	if [ -f $setdir/rescue.mi ]; then
472		echo $setdir/rescue.mi
473	fi
474	if [ -f $setdir/rescue.${MACHINE} ]; then
475		echo $setdir/rescue.${MACHINE}
476	fi
477	if [ "${MACHINE}" != "${MACHINE_ARCH}" ]; then
478		# Prefer a rescue.ad.${MACHINE_ARCH} over a
479		# rescue.ad.${MACHINE_CPU}, since the arch-
480		# specific one will be more specific than the
481		# cpu-specific one.
482		if [ -f $setdir/rescue.ad.${MACHINE_ARCH} ]; then
483			echo $setdir/rescue.ad.${MACHINE_ARCH}
484		elif [ -f $setdir/rescue.ad.${MACHINE_CPU} ]; then
485			echo $setdir/rescue.ad.${MACHINE_CPU}
486		fi
487		if [ "$shlib" != "no" -a \
488		     -f $setdir/rescue.ad.${MACHINE_CPU}.shl ]; then
489			echo $setdir/rescue.ad.${MACHINE_CPU}.shl
490		fi
491	fi
492}
493
494# arch_to_cpu mach
495#
496# Print the ${MACHINE_CPU} for ${MACHINE_ARCH}=mach,
497# as determined by <bsd.own.mk>.
498#
499arch_to_cpu()
500{
501	MACHINE_ARCH=${1} ${MAKE} -B -f- all <<EOMAKE
502.include <bsd.own.mk>
503all:
504	@echo \${MACHINE_CPU}
505EOMAKE
506}
507
508# arch_to_endian mach
509#
510# Print the ${TARGET_ENDIANNESS} for ${MACHINE_ARCH}=mach,
511# as determined by <bsd.endian.mk>.
512#
513arch_to_endian()
514{
515	MACHINE_ARCH=${1} ${MAKE} -B -f- all <<EOMAKE
516.include <bsd.endian.mk>
517all:
518	@echo \${TARGET_ENDIANNESS}
519EOMAKE
520}
521