sets.subr revision 1.92 
1#	$NetBSD: sets.subr,v 1.92 2009/11/30 16:13:23 uebayasi 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#	extlists		list of extsrc sets
10#	obsolete		controls if obsolete files are selected instead
11#	module			if != "no", enable MODULE sets
12#	shlib			shared library format (a.out, elf, or "")
13#	stlib			static library format (a.out, elf)
14#
15# The following <bsd.own.mk> variables are exported to the environment:
16#	MACHINE	
17#	MACHINE_ARCH
18#	MACHINE_CPU
19#	HAVE_BINUTILS
20#	HAVE_GCC
21#	HAVE_GDB
22#	TOOLCHAIN_MISSING
23#	OBJECT_FMT
24# as well as:
25#
26MKVARS="\
27	MKBFD		\
28	MKBINUTILS	\
29	MKCATPAGES	\
30	MKCOMPAT	\
31	MKCRYPTO	\
32	MKCRYPTO_IDEA	\
33	MKCRYPTO_MDC2	\
34	MKCRYPTO_RC5	\
35	MKCVS		\
36	MKDEBUG		\
37	MKDEBUGLIB	\
38	MKDOC		\
39	MKDYNAMICROOT	\
40	MKEXTSRC	\
41	MKGCC		\
42	MKGCCCMDS	\
43	MKGDB		\
44	MKHESIOD	\
45	MKHTML		\
46	MKINET6		\
47	MKINFO		\
48	MKIPFILTER	\
49	MKISCSI		\
50	MKKERBEROS	\
51	MKKMOD		\
52	MKLDAP		\
53	MKLINT		\
54	MKLVM		\
55	MKMAN		\
56	MKMANPAGES	\
57	MKMANZ		\
58	MKMDNS		\
59	MKNLS		\
60	MKNVI		\
61	MKPAM		\
62	MKPF		\
63	MKPIC		\
64	MKPOSTFIX	\
65	MKPROFILE	\
66	MKSHARE		\
67	MKSKEY		\
68	MKX11		\
69	MKX11FONTS	\
70	MKXORG		\
71	MKYP		\
72	MKZFS		\
73	USE_INET6	\
74	USE_KERBEROS	\
75	USE_LDAP	\
76	USE_YP		\
77	NETBSDSRCDIR	\
78	MAKEVERBOSE	\
79"
80#
81# The following variables refer to tools that are used when building sets:
82#
83: ${AWK:=awk}
84: ${CKSUM:=cksum}
85: ${COMM:=comm}
86: ${DATE:=date}
87: ${DB:=db}
88: ${EGREP:=egrep}
89: ${ENV_CMD:=env}       # ${ENV} is special to sh(1), ksh(1), etc.
90: ${FGREP:=fgrep}
91: ${FIND:=find}
92: ${GREP:=grep}
93: ${GZIP_CMD:=gzip}     # ${GZIP} is special to gzip(1)
94: ${HOSTNAME:=hostname}
95: ${HOST_SH:=sh}
96: ${IDENT:=ident}
97: ${JOIN:=join}
98: ${LS:=ls}
99: ${MAKE:=make}
100: ${MKTEMP:=mktemp}
101: ${MTREE:=mtree}
102: ${PASTE:=paste}
103: ${PAX:=pax}
104: ${PKG_CREATE:=pkg_create}
105: ${PRINTF:=printf}
106: ${SED:=sed}
107: ${SORT:=sort}
108: ${STAT:=stat}
109: ${TSORT:=tsort}
110: ${UNAME:=uname}
111: ${WC:=wc}
112
113#
114# If printf is a shell builtin command, then we can
115# implement cheaper versions of basename and dirname
116# that do not involve any fork/exec overhead.
117# If printf is not builtin, approximate it using echo,
118# and hope there are no weird file names that cause
119# some versions of echo to do the wrong thing.
120# (Converting to this version of dirname speeded up the
121# syspkgdeps script by an order of magnitude, from 68
122# seconds to 6.3 seconds on one particular host.)
123#
124# Note that naive approximations for dirname
125# using ${foo%/*} do not do the right thing in cases
126# where the result should be "/" or ".".
127#
128case "$(type printf)" in
129*builtin*)
130	basename ()
131	{
132		local bn
133		bn="${1##*/}"
134		bn="${bn%$2}"
135		printf "%s\n" "$bn"
136	}
137	dirname ()
138	{
139		local dn
140		case "$1" in
141		?*/*)	dn="${1%/*}" ;;
142		/*)	dn=/ ;;
143		*)	dn=. ;;
144		esac
145		printf "%s\n" "$dn"
146	}
147	;;
148*)
149	basename ()
150	{
151		local bn
152		bn="${1##*/}"
153		bn="${bn%$2}"
154		echo "$bn"
155	}
156	dirname ()
157	{
158		local dn
159		case "$1" in
160		?*/*)	dn="${1%/*}" ;;
161		/*)	dn=/ ;;
162		*)	dn=. ;;
163		esac
164		echo "$dn"
165	}
166	;;
167esac
168
169oIFS=$IFS
170IFS="
171"
172for x in $(
173${MAKE} -B -f- all <<EOMAKE
174.include <bsd.own.mk>
175.if (\${MKMAN} == "no" || empty(MANINSTALL:Mmaninstall))
176MKMANPAGES=no
177.else
178MKMANPAGES=yes
179.endif
180.if \${MKX11} != "no"
181. if \${X11FLAVOUR} == "Xorg"
182MKXORG:=yes
183MKX11:=no
184. else
185MKXORG:=no
186. endif
187.endif
188all:
189.for i in MACHINE MACHINE_ARCH MACHINE_CPU \
190		HAVE_BINUTILS HAVE_GCC HAVE_GDB OBJECT_FMT TOOLCHAIN_MISSING \
191		${MKVARS}
192	@echo "export \$i=\${\$i}"
193.endfor
194
195EOMAKE
196); do
197#	echo 1>&2 "DEBUG: read $x"
198	eval $x
199done
200IFS=$oIFS
201
202setsdir=${0%/*}
203obsolete=0
204module=yes
205if [ "${MKKMOD}" = "no" ]; then
206	module=no			# MODULEs are off.
207elif [ "${MACHINE}" = "evbppc" ]; then
208	module=no			# Turn off MODULEs for some ports.
209fi
210# Determine lib type. Do this first so stlib also gets set.
211if [ "${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 [ "${MACHINE_ARCH}" = "m68000" ]; then
222	shlib=no			# Turn off shlibs for some ports.
223fi
224if [ "$module" != "no" ]; then
225	nlists="base comp etc games man misc modules tests text"
226else
227	nlists="base comp etc games man misc tests text"
228fi
229xlists="xbase xcomp xetc xfont xserver"
230extlists="extbase extcomp extetc"
231
232OSRELEASE=`${HOST_SH} ${NETBSDSRCDIR}/sys/conf/osrelease.sh`
233MODULEDIR="stand/${MACHINE}/${OSRELEASE}/modules"
234SUBST="s#@MODULEDIR@#${MODULEDIR}#g"
235SUBST="${SUBST};s#@OSRELEASE@#${OSRELEASE}#g"
236SUBST="${SUBST};s#@MACHINE@#${MACHINE}#g"
237
238#
239# list_set_files setfile [...]
240# 
241# Produce a packing list for setfile(s).
242# In each file, a record consists of a path and a System Package name,
243# separated by whitespace. E.g.,
244#
245# 	# $NetBSD: sets.subr,v 1.92 2009/11/30 16:13:23 uebayasi Exp $
246# 	.			base-sys-root	[keyword[,...]]
247# 	./altroot		base-sys-root
248# 	./bin			base-sys-root
249# 	./bin/[			base-util-root
250# 	./bin/cat		base-util-root
251#		[...]
252#
253# A # in the first column marks a comment.
254#
255# If ${obsolete} != 0, only entries with an "obsolete" keyword will
256# be printed.  All other keywords must be present.
257#
258# The third field is an optional comma separated list of keywords to
259# control if a record is printed; every keyword listed must be enabled
260# for the record to be printed.  The following keywords are available:
261#	dummy			dummy entry (ignored)
262#	obsolete		file is obsolete, and only printed if 
263#				${obsolete} != 0
264#
265#	bfd			obsolete, use binutils.
266#	binutils		${MKBINUTILS} != no
267#	catpages		${MKCATPAGES} != no
268#	compat			${MKCOMPAT} != no
269#	crypto			${MKCRYPTO} != no
270#	crypto_idea		${MKCRYPTO_IDEA} != no
271#	crypto_mdc2		${MKCRYPTO_MDC2} != no
272#	crypto_rc5		${MKCRYPTO_RC5} != no
273#	cvs			${MKCVS} != no
274#	debug			${MKDEBUG} != no
275#	debuglib		${MKDEBUGLIB} != no
276#	doc			${MKDOC} != no
277#	dynamicroot		${MKDYNAMICROOT} != no
278#	extsrc			${MKEXTSRC} != no
279#	gcc			${MKGCC} != no
280#	gcccmds			${MKGCCCMDS} != no
281#	gdb			${MKGDB} != no
282#	hesiod			${MKHESIOD} != no
283#	html			${MKHTML} != no
284#	inet6			${MKINET6} != no
285#	info			${MKINFO} != no
286#	ipfilter		${MKIPFILTER} != no
287#	iscsi			${MKISCSI} != no
288#	kerberos		${MKKERBEROS} != no
289#	kmod			${MKKMOD} != no
290#	ldap			${MKLDAP} != no
291#	lint			${MKLINT} != no
292#	lvm			${MKLVM} != no
293#	man			${MKMAN} != no
294#	manpages		${MKMANPAGES} != no
295#	manz			${MKMANZ} != no
296#	mdns			${MKMDNS} != no
297#	nls			${MKNLS} != no
298#	nvi			${MKNVI} != no
299#	pam			${MKPAM} != no
300#	pf			${MKPF} != no
301#	pic			${MKPIC} != no
302#	postfix			${MKPOSTFIX} != no
303#	profile			${MKPROFILE} != no
304#	share			${MKSHARE} != no
305#	skey			${MKSKEY} != no
306#	x11			${MKX11} != no && ${X11FLAVOUR} != "Xorg"
307#	xorg			${MKX11} != no && ${X11FLAVOUR} == "Xorg"
308#	yp			${MKYP} != no
309#	zfs			${MKZFS} != no
310#
311#	binutils=<n>		<n> = value of ${HAVE_BINUTILS}
312#	gcc=<n>			<n> = value of ${HAVE_GCC}
313#	gdb=<n>			<n> = value of ${HAVE_GDB}
314#
315#	use_inet6		${USE_INET6} != no
316#	use_kerberos		${USE_KERBEROS} != no
317#	use_yp			${USE_YP} != no
318#
319#	.cat			if ${MKMANZ} != "no" && ${MKCATPAGES} != "no"
320#				  automatically append ".gz" to the filename
321#
322#	.man			if ${MKMANZ} != "no" && ${MKMAN} != "no"
323#				  automatically append ".gz" to the filename
324#
325list_set_files()
326{
327	if [ ${MAKEVERBOSE:-2} -lt 3 ]; then
328		verbose=false
329	else
330		verbose=true
331	fi
332	for setname; do
333		list=`list_set_lists $setname`
334		for l in $list; do
335			echo $l
336			if $verbose; then
337				echo >&2 "DEBUG: list_set_files: $l"
338			fi
339		done
340	done | xargs cat | ${SED} ${SUBST} | \
341	${AWK} -v obsolete=${obsolete} '
342		BEGIN {
343			if (obsolete)
344				wanted["obsolete"] = 1
345		
346			split("'"${MKVARS}"'", needvars)
347			for (vi in needvars) {
348				nv = needvars[vi]
349				kw = tolower(nv)
350				sub(/^mk/, "", kw)
351				if (ENVIRON[nv] != "no")
352					wanted[kw] = 1 
353			}
354
355			if ("'"${TOOLCHAIN_MISSING}"'" != "yes") {
356				if ("binutils" in wanted)
357					wanted["binutils=" "'"${HAVE_BINUTILS}"'"] = 1
358				if ("gcc" in wanted)
359					wanted["gcc=" "'"${HAVE_GCC}"'"] = 1
360				if ("gdb" in wanted)
361					wanted["gdb=" "'"${HAVE_GDB}"'"] = 1
362			}
363			if (("man" in wanted) && ("catpages" in wanted))
364				wanted[".cat"] = 1
365			if (("man" in wanted) && ("manpages" in wanted))
366				wanted[".man"] = 1
367		}
368
369		/^#/ {
370			next;
371		}
372
373		NF > 2 && $3 != "-" {
374			split($3, keywords, ",")
375			show = 1
376			haveobs = 0
377			for (ki in keywords) {
378				kw = keywords[ki]
379				if (("manz" in wanted) &&
380				    (kw == ".cat" || kw == ".man"))
381					$1 = $1 ".gz"
382				negated = match(kw, "! *")
383				if (negated > 0) {
384					kw = substr(kw, RSTART + RLENGTH)
385					if (kw in wanted)
386						show = 0
387				} else {
388					if (! (kw in wanted))
389						show = 0
390				}
391				if (kw == "obsolete")
392					haveobs = 1
393			}
394			if (obsolete && ! haveobs)
395				next
396			if (show)
397				print
398			next
399		}
400
401		{
402			if (! obsolete)
403				print
404		}'
405
406}
407
408#
409# list_set_lists setname
410# 
411# Print to stdout a list of files, one filename per line, which
412# concatenate to create the packing list for setname. E.g.,
413#
414# 	.../lists/base/mi
415# 	.../lists/base/rescue.mi
416# 	.../lists/base/md.i386
417#		[...]
418#
419# For a given setname $set, the following files may be selected from
420# .../list/$set:
421#	mi
422#	mi.ext.*
423#	ad.${MACHINE_ARCH}
424# (or)	ad.${MACHINE_CPU}
425#	ad.${MACHINE_CPU}.shl
426#	md.${MACHINE}.${MACHINE_ARCH}
427# (or)	md.${MACHINE}
428#	stl.mi
429#	stl.${stlib}
430#	shl.mi
431#	shl.mi.ext.*
432#	shl.${shlib}
433#	shl.${shlib}.ext.*
434#	module.mi			if ${module} != no
435#	module.${MACHINE}		if ${module} != no
436#	module.ad.${MACHINE_ARCH}	if ${module} != no
437# (or)	module.ad.${MACHINE_CPU}	if ${module} != no
438#	rescue.shl
439#	rescue.${MACHINE}
440#	rescue.ad.${MACHINE_ARCH}
441# (or)	rescue.ad.${MACHINE_CPU}
442# 	rescue.ad.${MACHINE_CPU}.shl
443#
444# Environment:
445# 	shlib
446# 	stlib
447#
448list_set_lists()
449{
450	setname=$1
451
452	setdir=$setsdir/lists/$setname
453	echo $setdir/mi
454	for _extsrc_pkg in ${EXTSRCS}; do
455		if [ -f $setdir/mi.ext.${_extsrc_pkg} ]; then
456			echo $setdir/mi.ext.${_extsrc_pkg}
457		fi
458	done
459	if [ "${MACHINE}" != "${MACHINE_ARCH}" ]; then
460		# Prefer an ad.${MACHINE_ARCH} over an ad.${MACHINE_CPU},
461		# since the arch-specific one will be more specific than
462		# the cpu-specific one.
463		if [ -f $setdir/ad.${MACHINE_ARCH} ]; then
464			echo $setdir/ad.${MACHINE_ARCH}
465		elif [ -f $setdir/ad.${MACHINE_CPU} ]; then
466			echo $setdir/ad.${MACHINE_CPU}
467		fi
468		if [ "$shlib" != "no" -a \
469		     -f $setdir/ad.${MACHINE_CPU}.shl ]; then
470			echo $setdir/ad.${MACHINE_CPU}.shl
471		fi
472	fi
473	if [ -f $setdir/md.${MACHINE}.${MACHINE_ARCH} ]; then
474		echo $setdir/md.${MACHINE}.${MACHINE_ARCH}
475	elif [ -f $setdir/md.${MACHINE} ]; then
476		echo $setdir/md.${MACHINE}
477	fi
478	if [ -f $setdir/stl.mi ]; then
479		echo $setdir/stl.mi
480	fi
481	if [ -f $setdir/stl.${stlib} ]; then
482		echo $setdir/stl.${stlib}
483	fi
484	if [ "$shlib" != "no" ]; then
485		if [ -f $setdir/shl.mi ]; then
486			echo $setdir/shl.mi
487		fi
488		for _extsrc_pkg in ${EXTSRCS}; do
489			if [ -f $setdir/shl.mi.ext.${_extsrc_pkg} ]; then
490				echo $setdir/shl.mi.ext.${_extsrc_pkg}
491			fi
492		done
493		if [ -f $setdir/shl.${shlib} ]; then
494			echo $setdir/shl.${shlib}
495		fi
496		for _extsrc_pkg in ${EXTSRCS}; do
497			if [ -f $setdir/shl.${shlib}.ext.${_extsrc_pkg} ]; then
498				echo $setdir/shl.${shlib}.ext.${_extsrc_pkg}
499			fi
500		done
501	fi
502	if [ "$module" != "no" ]; then
503		if [ -f $setdir/module.mi ]; then
504			echo $setdir/module.mi
505		fi
506		if [ -f $setdir/module.${MACHINE} ]; then
507			echo $setdir/module.${MACHINE}
508		fi
509		if [ "${MACHINE}" != "${MACHINE_ARCH}" ]; then
510			# Prefer a module.ad.${MACHINE_ARCH} over a
511			# module.ad.${MACHINE_CPU}, since the arch-
512			# specific one will be more specific than the
513			# cpu-specific one.
514			if [ -f $setdir/module.ad.${MACHINE_ARCH} ]; then
515				echo $setdir/module.ad.${MACHINE_ARCH}
516			elif [ -f $setdir/module.ad.${MACHINE_CPU} ]; then
517				echo $setdir/module.ad.${MACHINE_CPU}
518			fi
519		fi
520	fi
521
522	if [ -f $setdir/rescue.mi ]; then
523		echo $setdir/rescue.mi
524	fi
525	if [ -f $setdir/rescue.${MACHINE} ]; then
526		echo $setdir/rescue.${MACHINE}
527	fi
528	if [ "${MACHINE}" != "${MACHINE_ARCH}" ]; then
529		# Prefer a rescue.ad.${MACHINE_ARCH} over a
530		# rescue.ad.${MACHINE_CPU}, since the arch-
531		# specific one will be more specific than the
532		# cpu-specific one.
533		if [ -f $setdir/rescue.ad.${MACHINE_ARCH} ]; then
534			echo $setdir/rescue.ad.${MACHINE_ARCH}
535		elif [ -f $setdir/rescue.ad.${MACHINE_CPU} ]; then
536			echo $setdir/rescue.ad.${MACHINE_CPU}
537		fi
538		if [ "$shlib" != "no" -a \
539		     -f $setdir/rescue.ad.${MACHINE_CPU}.shl ]; then
540			echo $setdir/rescue.ad.${MACHINE_CPU}.shl
541		fi
542	fi
543}
544
545# arch_to_cpu mach
546#
547# Print the ${MACHINE_CPU} for ${MACHINE_ARCH}=mach,
548# as determined by <bsd.own.mk>.
549#
550arch_to_cpu()
551{
552	MACHINE_ARCH=${1} ${MAKE} -B -f- all <<EOMAKE
553.include <bsd.own.mk>
554all:
555	@echo \${MACHINE_CPU}
556EOMAKE
557}
558
559# arch_to_endian mach
560#
561# Print the ${TARGET_ENDIANNESS} for ${MACHINE_ARCH}=mach,
562# as determined by <bsd.endian.mk>.
563#
564arch_to_endian()
565{
566	MACHINE_ARCH=${1} ${MAKE} -B -f- all <<EOMAKE
567.include <bsd.endian.mk>
568all:
569	@echo \${TARGET_ENDIANNESS}
570EOMAKE
571}
572