sets.subr revision 1.102 
1#	$NetBSD: sets.subr,v 1.102 2009/12/03 13:45:11 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#
26
27# XXX don't hardcode
28MKEXTRAVARS="\
29	EXTSRCS		\
30	MKBFD		\
31	MKCOMPAT	\
32	MKDYNAMICROOT	\
33	MKMANPAGES	\
34	MKXORG		\
35	USE_INET6	\
36	USE_KERBEROS	\
37	USE_LDAP	\
38	USE_YP		\
39	NETBSDSRCDIR	\
40	MAKEVERBOSE	\
41"
42#
43# The following variables refer to tools that are used when building sets:
44#
45: ${AWK:=awk}
46: ${CKSUM:=cksum}
47: ${COMM:=comm}
48: ${DATE:=date}
49: ${DB:=db}
50: ${EGREP:=egrep}
51: ${ENV_CMD:=env}       # ${ENV} is special to sh(1), ksh(1), etc.
52: ${FGREP:=fgrep}
53: ${FIND:=find}
54: ${GREP:=grep}
55: ${GZIP_CMD:=gzip}     # ${GZIP} is special to gzip(1)
56: ${HOSTNAME_CMD:=hostname}	# ${HOSTNAME} is special to bash(1)
57: ${HOST_SH:=sh}
58: ${IDENT:=ident}
59: ${JOIN:=join}
60: ${LS:=ls}
61: ${MAKE:=make}
62: ${MKTEMP:=mktemp}
63: ${MTREE:=mtree}
64: ${PASTE:=paste}
65: ${PAX:=pax}
66: ${PRINTF:=printf}
67: ${SED:=sed}
68: ${SORT:=sort}
69: ${STAT:=stat}
70: ${TSORT:=tsort}
71: ${UNAME:=uname}
72: ${WC:=wc}
73
74#
75# If printf is a shell builtin command, then we can
76# implement cheaper versions of basename and dirname
77# that do not involve any fork/exec overhead.
78# If printf is not builtin, approximate it using echo,
79# and hope there are no weird file names that cause
80# some versions of echo to do the wrong thing.
81# (Converting to this version of dirname speeded up the
82# syspkgdeps script by an order of magnitude, from 68
83# seconds to 6.3 seconds on one particular host.)
84#
85# Note that naive approximations for dirname
86# using ${foo%/*} do not do the right thing in cases
87# where the result should be "/" or ".".
88#
89case "$(type printf)" in
90*builtin*)
91	basename ()
92	{
93		local bn
94		bn="${1##*/}"
95		bn="${bn%$2}"
96		printf "%s\n" "$bn"
97	}
98	dirname ()
99	{
100		local dn
101		case "$1" in
102		?*/*)	dn="${1%/*}" ;;
103		/*)	dn=/ ;;
104		*)	dn=. ;;
105		esac
106		printf "%s\n" "$dn"
107	}
108	;;
109*)
110	basename ()
111	{
112		local bn
113		bn="${1##*/}"
114		bn="${bn%$2}"
115		echo "$bn"
116	}
117	dirname ()
118	{
119		local dn
120		case "$1" in
121		?*/*)	dn="${1%/*}" ;;
122		/*)	dn=/ ;;
123		*)	dn=. ;;
124		esac
125		echo "$dn"
126	}
127	;;
128esac
129
130oIFS=$IFS
131IFS="
132"
133
134for x in $(
135	${MAKE} -B -f- all <<EOMAKE
136.include <bsd.own.mk>
137all:
138	@echo "export _MKVARS_yes=\"\${_MKVARS.yes}\""
139	@echo "export _MKVARS_no=\"\${_MKVARS.no}\""
140
141EOMAKE
142); do
143	eval $x
144done
145
146for x in $(
147${MAKE} -B -f- all <<EOMAKE
148.include <bsd.own.mk>
149.if (\${MKMAN} == "no" || empty(MANINSTALL:Mmaninstall))
150MKMANPAGES=no
151.else
152MKMANPAGES=yes
153.endif
154.if \${MKX11} != "no"
155. if \${X11FLAVOUR} == "Xorg"
156MKXORG:=yes
157MKX11:=no
158. else
159MKXORG:=no
160. endif
161.endif
162all:
163.for i in MACHINE MACHINE_ARCH MACHINE_CPU \
164		HAVE_BINUTILS HAVE_GCC HAVE_GDB OBJECT_FMT TOOLCHAIN_MISSING \
165		${MKEXTRAVARS} ${_MKVARS_yes} ${_MKVARS_no}
166	@echo "export \$i=\"\${\$i}\""
167.endfor
168
169EOMAKE
170); do
171#	echo 1>&2 "DEBUG: read $x"
172	eval $x
173done
174
175IFS=$oIFS
176
177MKVARS="$MKEXTRAVARS $_MKVARS_yes $_MKVARS_no"
178
179setsdir=${0%/*}
180obsolete=0
181module=yes
182if [ "${MKKMOD}" = "no" ]; then
183	module=no			# MODULEs are off.
184elif [ "${MACHINE}" = "evbppc" ]; then
185	module=no			# Turn off MODULEs for some ports.
186fi
187# Determine lib type. Do this first so stlib also gets set.
188if [ "${OBJECT_FMT}" = "ELF" ]; then
189	shlib=elf
190else
191	shlib=aout
192fi
193stlib=$shlib
194# Now check for MKPIC or specials and turn off shlib if need be.
195if [ "${MKPIC}" = "no" ]; then
196	shlib=no
197fi
198if [ "${MACHINE_ARCH}" = "m68000" ]; then
199	shlib=no			# Turn off shlibs for some ports.
200fi
201if [ "$module" != "no" ]; then
202	nlists="base comp etc games man misc modules tests text"
203else
204	nlists="base comp etc games man misc tests text"
205fi
206xlists="xbase xcomp xetc xfont xserver"
207extlists="extbase extcomp extetc"
208
209OSRELEASE=`${HOST_SH} ${NETBSDSRCDIR}/sys/conf/osrelease.sh`
210MODULEDIR="stand/${MACHINE}/${OSRELEASE}/modules"
211SUBST="s#@MODULEDIR@#${MODULEDIR}#g"
212SUBST="${SUBST};s#@OSRELEASE@#${OSRELEASE}#g"
213SUBST="${SUBST};s#@MACHINE@#${MACHINE}#g"
214
215#
216# list_set_files setfile [...]
217# 
218# Produce a packing list for setfile(s).
219# In each file, a record consists of a path and a System Package name,
220# separated by whitespace. E.g.,
221#
222# 	# $NetBSD: sets.subr,v 1.102 2009/12/03 13:45:11 uebayasi Exp $
223# 	.			base-sys-root	[keyword[,...]]
224# 	./altroot		base-sys-root
225# 	./bin			base-sys-root
226# 	./bin/[			base-util-root
227# 	./bin/cat		base-util-root
228#		[...]
229#
230# A # in the first column marks a comment.
231#
232# If ${obsolete} != 0, only entries with an "obsolete" keyword will
233# be printed.  All other keywords must be present.
234#
235# The third field is an optional comma separated list of keywords to
236# control if a record is printed; every keyword listed must be enabled
237# for the record to be printed.  The following keywords are available:
238#	dummy			dummy entry (ignored)
239#	obsolete		file is obsolete, and only printed if 
240#				${obsolete} != 0
241#
242#	bfd			obsolete, use binutils.
243#	binutils		${MKBINUTILS} != no
244#	catpages		${MKCATPAGES} != no
245#	compat			${MKCOMPAT} != no
246#	crypto			${MKCRYPTO} != no
247#	crypto_idea		${MKCRYPTO_IDEA} != no
248#	crypto_mdc2		${MKCRYPTO_MDC2} != no
249#	crypto_rc5		${MKCRYPTO_RC5} != no
250#	cvs			${MKCVS} != no
251#	debug			${MKDEBUG} != no
252#	debuglib		${MKDEBUGLIB} != no
253#	doc			${MKDOC} != no
254#	dynamicroot		${MKDYNAMICROOT} != no
255#	extsrc			${MKEXTSRC} != no
256#	gcc			${MKGCC} != no
257#	gcccmds			${MKGCCCMDS} != no
258#	gdb			${MKGDB} != no
259#	hesiod			${MKHESIOD} != no
260#	html			${MKHTML} != no
261#	inet6			${MKINET6} != no
262#	info			${MKINFO} != no
263#	ipfilter		${MKIPFILTER} != no
264#	iscsi			${MKISCSI} != no
265#	kerberos		${MKKERBEROS} != no
266#	kmod			${MKKMOD} != no
267#	ldap			${MKLDAP} != no
268#	lint			${MKLINT} != no
269#	lvm			${MKLVM} != no
270#	man			${MKMAN} != no
271#	manpages		${MKMANPAGES} != no
272#	manz			${MKMANZ} != no
273#	mdns			${MKMDNS} != no
274#	nls			${MKNLS} != no
275#	nvi			${MKNVI} != no
276#	pam			${MKPAM} != no
277#	pf			${MKPF} != no
278#	pic			${MKPIC} != no
279#	postfix			${MKPOSTFIX} != no
280#	profile			${MKPROFILE} != no
281#	share			${MKSHARE} != no
282#	skey			${MKSKEY} != no
283#	x11			${MKX11} != no && ${X11FLAVOUR} != "Xorg"
284#	xorg			${MKX11} != no && ${X11FLAVOUR} == "Xorg"
285#	yp			${MKYP} != no
286#	zfs			${MKZFS} != no
287#
288#	binutils=<n>		<n> = value of ${HAVE_BINUTILS}
289#	gcc=<n>			<n> = value of ${HAVE_GCC}
290#	gdb=<n>			<n> = value of ${HAVE_GDB}
291#
292#	use_inet6		${USE_INET6} != no
293#	use_kerberos		${USE_KERBEROS} != no
294#	use_yp			${USE_YP} != no
295#
296#	.cat			if ${MKMANZ} != "no" && ${MKCATPAGES} != "no"
297#				  automatically append ".gz" to the filename
298#
299#	.man			if ${MKMANZ} != "no" && ${MKMAN} != "no"
300#				  automatically append ".gz" to the filename
301#
302list_set_files()
303{
304	if [ ${MAKEVERBOSE:-2} -lt 3 ]; then
305		verbose=false
306	else
307		verbose=true
308	fi
309	for setname; do
310		list=`list_set_lists $setname`
311		for l in $list; do
312			echo $l
313			if $verbose; then
314				echo >&2 "DEBUG: list_set_files: $l"
315			fi
316		done
317	done | xargs cat | ${SED} ${SUBST} | \
318	${AWK} -v obsolete=${obsolete} '
319		BEGIN {
320			if (obsolete)
321				wanted["obsolete"] = 1
322		
323			split("'"${MKVARS}"'", needvars)
324			for (vi in needvars) {
325				nv = needvars[vi]
326				kw = tolower(nv)
327				sub(/^mk/, "", kw)
328				if (ENVIRON[nv] != "no")
329					wanted[kw] = 1 
330			}
331
332			if ("'"${TOOLCHAIN_MISSING}"'" != "yes") {
333				if ("binutils" in wanted)
334					wanted["binutils=" "'"${HAVE_BINUTILS}"'"] = 1
335				if ("gcc" in wanted)
336					wanted["gcc=" "'"${HAVE_GCC}"'"] = 1
337				if ("gdb" in wanted)
338					wanted["gdb=" "'"${HAVE_GDB}"'"] = 1
339			}
340			if (("man" in wanted) && ("catpages" in wanted))
341				wanted[".cat"] = 1
342			if (("man" in wanted) && ("manpages" in wanted))
343				wanted[".man"] = 1
344		}
345
346		/^#/ {
347			next;
348		}
349
350		NF > 2 && $3 != "-" {
351			split($3, keywords, ",")
352			show = 1
353			haveobs = 0
354			for (ki in keywords) {
355				kw = keywords[ki]
356				if (("manz" in wanted) &&
357				    (kw == ".cat" || kw == ".man"))
358					$1 = $1 ".gz"
359				negated = match(kw, "! *")
360				if (negated > 0) {
361					kw = substr(kw, RSTART + RLENGTH)
362					if (kw in wanted)
363						show = 0
364				} else {
365					if (! (kw in wanted))
366						show = 0
367				}
368				if (kw == "obsolete")
369					haveobs = 1
370			}
371			if (obsolete && ! haveobs)
372				next
373			if (show)
374				print
375			next
376		}
377
378		{
379			if (! obsolete)
380				print
381		}'
382
383}
384
385#
386# list_set_lists setname
387# 
388# Print to stdout a list of files, one filename per line, which
389# concatenate to create the packing list for setname. E.g.,
390#
391# 	.../lists/base/mi
392# 	.../lists/base/rescue.mi
393# 	.../lists/base/md.i386
394#		[...]
395#
396# For a given setname $set, the following files may be selected from
397# .../list/$set:
398#	mi
399#	mi.ext.*
400#	ad.${MACHINE_ARCH}
401# (or)	ad.${MACHINE_CPU}
402#	ad.${MACHINE_CPU}.shl
403#	md.${MACHINE}.${MACHINE_ARCH}
404# (or)	md.${MACHINE}
405#	stl.mi
406#	stl.${stlib}
407#	shl.mi
408#	shl.mi.ext.*
409#	shl.${shlib}
410#	shl.${shlib}.ext.*
411#	module.mi			if ${module} != no
412#	module.${MACHINE}		if ${module} != no
413#	module.ad.${MACHINE_ARCH}	if ${module} != no
414# (or)	module.ad.${MACHINE_CPU}	if ${module} != no
415#	rescue.shl
416#	rescue.${MACHINE}
417#	rescue.ad.${MACHINE_ARCH}
418# (or)	rescue.ad.${MACHINE_CPU}
419# 	rescue.ad.${MACHINE_CPU}.shl
420#
421# Environment:
422# 	shlib
423# 	stlib
424#
425list_set_lists()
426{
427	setname=$1
428
429	setdir=$setsdir/lists/$setname
430	echo $setdir/mi
431	for _extsrc_pkg in ${EXTSRCS}; do
432		if [ -f $setdir/mi.ext.${_extsrc_pkg} ]; then
433			echo $setdir/mi.ext.${_extsrc_pkg}
434		fi
435	done
436	if [ "${MACHINE}" != "${MACHINE_ARCH}" ]; then
437		# Prefer an ad.${MACHINE_ARCH} over an ad.${MACHINE_CPU},
438		# since the arch-specific one will be more specific than
439		# the cpu-specific one.
440		if [ -f $setdir/ad.${MACHINE_ARCH} ]; then
441			echo $setdir/ad.${MACHINE_ARCH}
442		elif [ -f $setdir/ad.${MACHINE_CPU} ]; then
443			echo $setdir/ad.${MACHINE_CPU}
444		fi
445		if [ "$shlib" != "no" -a \
446		     -f $setdir/ad.${MACHINE_CPU}.shl ]; then
447			echo $setdir/ad.${MACHINE_CPU}.shl
448		fi
449	fi
450	if [ -f $setdir/md.${MACHINE}.${MACHINE_ARCH} ]; then
451		echo $setdir/md.${MACHINE}.${MACHINE_ARCH}
452	elif [ -f $setdir/md.${MACHINE} ]; then
453		echo $setdir/md.${MACHINE}
454	fi
455	if [ -f $setdir/stl.mi ]; then
456		echo $setdir/stl.mi
457	fi
458	if [ -f $setdir/stl.${stlib} ]; then
459		echo $setdir/stl.${stlib}
460	fi
461	if [ "$shlib" != "no" ]; then
462		if [ -f $setdir/shl.mi ]; then
463			echo $setdir/shl.mi
464		fi
465		for _extsrc_pkg in ${EXTSRCS}; do
466			if [ -f $setdir/shl.mi.ext.${_extsrc_pkg} ]; then
467				echo $setdir/shl.mi.ext.${_extsrc_pkg}
468			fi
469		done
470		if [ -f $setdir/shl.${shlib} ]; then
471			echo $setdir/shl.${shlib}
472		fi
473		for _extsrc_pkg in ${EXTSRCS}; do
474			if [ -f $setdir/shl.${shlib}.ext.${_extsrc_pkg} ]; then
475				echo $setdir/shl.${shlib}.ext.${_extsrc_pkg}
476			fi
477		done
478	fi
479	if [ "$module" != "no" ]; then
480		if [ -f $setdir/module.mi ]; then
481			echo $setdir/module.mi
482		fi
483		if [ -f $setdir/module.${MACHINE} ]; then
484			echo $setdir/module.${MACHINE}
485		fi
486		if [ "${MACHINE}" != "${MACHINE_ARCH}" ]; then
487			# Prefer a module.ad.${MACHINE_ARCH} over a
488			# module.ad.${MACHINE_CPU}, since the arch-
489			# specific one will be more specific than the
490			# cpu-specific one.
491			if [ -f $setdir/module.ad.${MACHINE_ARCH} ]; then
492				echo $setdir/module.ad.${MACHINE_ARCH}
493			elif [ -f $setdir/module.ad.${MACHINE_CPU} ]; then
494				echo $setdir/module.ad.${MACHINE_CPU}
495			fi
496		fi
497	fi
498
499	if [ -f $setdir/rescue.mi ]; then
500		echo $setdir/rescue.mi
501	fi
502	if [ -f $setdir/rescue.${MACHINE} ]; then
503		echo $setdir/rescue.${MACHINE}
504	fi
505	if [ "${MACHINE}" != "${MACHINE_ARCH}" ]; then
506		# Prefer a rescue.ad.${MACHINE_ARCH} over a
507		# rescue.ad.${MACHINE_CPU}, since the arch-
508		# specific one will be more specific than the
509		# cpu-specific one.
510		if [ -f $setdir/rescue.ad.${MACHINE_ARCH} ]; then
511			echo $setdir/rescue.ad.${MACHINE_ARCH}
512		elif [ -f $setdir/rescue.ad.${MACHINE_CPU} ]; then
513			echo $setdir/rescue.ad.${MACHINE_CPU}
514		fi
515		if [ "$shlib" != "no" -a \
516		     -f $setdir/rescue.ad.${MACHINE_CPU}.shl ]; then
517			echo $setdir/rescue.ad.${MACHINE_CPU}.shl
518		fi
519	fi
520}
521
522# arch_to_cpu mach
523#
524# Print the ${MACHINE_CPU} for ${MACHINE_ARCH}=mach,
525# as determined by <bsd.own.mk>.
526#
527arch_to_cpu()
528{
529	MACHINE_ARCH=${1} ${MAKE} -B -f- all <<EOMAKE
530.include <bsd.own.mk>
531all:
532	@echo \${MACHINE_CPU}
533EOMAKE
534}
535
536# arch_to_endian mach
537#
538# Print the ${TARGET_ENDIANNESS} for ${MACHINE_ARCH}=mach,
539# as determined by <bsd.endian.mk>.
540#
541arch_to_endian()
542{
543	MACHINE_ARCH=${1} ${MAKE} -B -f- all <<EOMAKE
544.include <bsd.endian.mk>
545all:
546	@echo \${TARGET_ENDIANNESS}
547EOMAKE
548}
549