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func_dependencies@ e6ef6fcc

experimental

Last change on this file since e6ef6fcc was e6ef6fcc, checked in by George Boudreau <georgeb@…>, 18 years ago
a little housekeeping
Property mode set to `100644`
File size: 12.3 KB

Rev	Line
[1d2f9d4]	1	#!/bin/bash
	2	#
	3	# $Id$
	4	#
	5	set -e
	6
[41d4c11]	7	declare -i cntr=0
	8	declare -a spaceSTR=" "
	9
	10	#----------------------------#
	11	generate_dependency_tree() { #
	12	#----------------------------#
	13	: <<inline_doc
	14	function: Create a dependency tree for the TARGET
	15	input vars: none
	16	externals: vars: TARGET
	17	PKGXML
	18	DEP_LEVEL
	19	func: do_dependencies
[2a3e0f0]	20	modifies: vars: PKGXML
[41d4c11]	21	BLFS_XML
	22	returns: nothing
	23	output: files: $TARGET.dep
	24	$TARGET-index.xml.tmp
	25	depure.txt
	26	on error: nothing
	27	on success: nothing
	28	inline_doc
	29
	30	local ENTRY_START
	31	local ENTRY_END
[2a3e0f0]	32
[41d4c11]	33	#---------------------
	34	# Create the working directory and cd into it
[6f0f0ed]	35	if [[ -d $TARGET ]] ; then
	36	echo -e "\tERROR: Looks like $TARGET has been already processed."
	37	echo -e "\tPlease delete or rename the $TARGET directory.\n"
	38	exit 1
	39	else
	40	mkdir $TARGET && cd $TARGET
	41	fi
[41d4c11]	42
	43	#---------------------
	44	# XML file of the target package
	45	PKGXML=`grep "^$TARGET[[:space:]]" ../packages \| cut -f2`
	46
	47	#---------------------
	48	# The BLFS sources directory.
	49	BLFS_XML=`echo $PKGXML \| sed -e 's,/.*,,'`
	50
	51	if [[ ! -d ../$BLFS_XML ]] ; then
	52	echo -e "\tThe BLFS book sources directory is missing.\n"
	53	echo -e "\tExecution aborted.\n"
	54	cd .. && rmdir $TARGET
	55	exit 1
	56	fi
	57
	58	#---------------------
	59	# XInclude stuff
	60	ENTRY_START="<xi:include xmlns:xi=\"http://www.w3.org/2003/XInclude\" href=\"../"
	61	ENTRY_END="\"/>"
	62
	63	echo -en "\tGenerating $TARGET dependencies tree ..."
	64
[ad3bf2c]	65	mkdir dependencies
	66
[41d4c11]	67	#---------------------
	68	# Create target package dependencies list
	69	case $TARGET in
[f1fadeb]	70	# Skip the creation when all dependencies are circular.
	71	alsa-lib \| cracklib \| libexif \| unixodbc ) ;;
[ad3bf2c]	72
[41d4c11]	73	# Meta-packages at target level
	74	# KDE and Gnome-{core,full} could be made via packages.sh, but not sure yet how.
[ad3bf2c]	75	alsa )
[41d4c11]	76	echo -e "alsa-oss\nalsa-firmware\nalsa-tools\nalsa-utils\n \
[ad3bf2c]	77	alsa-plugins\nalsa-lib" > dependencies/alsa.dep
	78	;;
	79	gnome-core )
	80	cp ../libs/gnome-core.dep dependencies/
	81	;;
	82	gnome-full )
	83	cp ../libs/gnome-{core,full}.dep dependencies/
	84	;;
	85	kde-core )
	86	cp ../libs/kde-core.dep dependencies/
	87	;;
	88	kde-full )
	89	cp ../libs/kde-{core,full}.dep dependencies/
	90	;;
	91	kde-koffice )
	92	cp ../libs/kde-{core,full}.dep dependencies/
	93	echo -e "koffice\nkde-full\nkde-core" > dependencies/kde-koffice.dep
[41d4c11]	94	;;
[6f0f0ed]	95	xorg7 ) # At atarget level, add also x-config and x-setup
	96	echo -e "x-config\nx-setup\nrman\nxterm2\nxorg7-driver\nxorg7-server\nluit\n \
	97	xorg7-font\nxorg7-data\nxorg7-app\nxbitmaps\nmesalib\nlibdrm\n \
[ad3bf2c]	98	xorg7-lib\nxorg7-util\nxorg7-proto" > dependencies/xorg7.dep
[6f0f0ed]	99	;;
[41d4c11]	100	* ) # Default
	101	xsltproc --stringparam dependencies $DEP_LEVEL \
	102	-o dependencies/$TARGET.dep \
[2ca2992]	103	../libs/dependencies.xsl ../$PKGXML
[41d4c11]	104	;;
	105	esac
	106
	107	#---------------------
	108	# Start with a clean $TARGET-index.xml.tmp file
	109	> $TARGET-index.xml.tmp
	110
	111	#---------------------
	112	# Write the XInclude
[f1fadeb]	113	case $TARGET in
	114	# If there is no usefull XML page, skip it.
[ad3bf2c]	115	alsa \| gnome-core \| gnome-full \| kde-core \| kde-full \| kde-koffice ) ;;
[f1fadeb]	116	* )
	117	echo -e " $ENTRY_START$PKGXML$ENTRY_END" >> $TARGET-index.xml.tmp
	118	;;
	119	esac
[41d4c11]	120
	121	#------------------P---
	122	# Start with a clean depure.txt file
	123	> depure.txt
	124
	125	#---------------------
	126	# If have dependencies, write its XInclude and find sub-dependencies
	127	if [[ -f dependencies/$TARGET.dep ]]; then
	128	echo -e "Start loop for PKG $TARGET\n" >> depure.txt
	129	mkdir xincludes && do_dependencies $TARGET
	130	fi
	131
	132	echo "done"
	133	}
	134
	135
	136
[1d2f9d4]	137	#-----------------------#
[41d4c11]	138	do_dependencies() { # Loop to find sub-dependencies :::WARNING::: THIS IS A RECURVISE FUNCTION
[1d2f9d4]	139	#-----------------------#
[41d4c11]	140	: <<inline_doc
	141	function: Loop through all the packages and create a sub-dependency tree
	142	input vars: $1, package name
	143	externals: vars: $DEP_LEVEL
	144	$TARGET
	145	$PRINT_SERVER
	146	$KBR5
	147	$GHOSTSCRIPT
	148	$MAILSERVER
	149	file: depure.txt
	150	$TARGET-index.xml.tmp
	151	$PKG.dep
[2a3e0f0]	152	$PKG.inc
[41d4c11]	153	modifies: files
	154	returns: nothing
	155	output: file: $PKG-xinc.tmp
	156	depure.txt
	157	$TARGET-index.xml.tmp
	158	on error: exit
[2a3e0f0]	159	on success:
[41d4c11]	160	inline_doc
	161
[1d2f9d4]	162	set -e
	163	local PKG=$1
	164	local saveIFS=$IFS
	165	local DEP_LV=$DEP_LEVEL
	166	local line line2 DEP
	167	echo -e "\tPKG is $PKG" >> depure.txt
	168	echo -e "\tDEP_LEVEL for $PKG is $DEP_LV\n" >> depure.txt
	169
[41d4c11]	170	#------------------
	171	# If a premade xinclude file exists, use it. If not, create one
[1d2f9d4]	172	if [[ -f xincludes/$PKG.xinc ]] ; then
	173	echo -e "\tReusing xinclude file for PKG $PKG" >> depure.txt
	174	IFS=$'\x0A'
	175	for line in `cat xincludes/$PKG.xinc` ; do
	176	IFS=$saveIFS
	177	# Remove the Xinclude entry if found. We want the most newer one.
	178	# Using double quotes to let bash expand variables.
	179	# Remove also the empty line created. Can not be done in one step
	180	# due that d requires the pattner between /, but we have a lot of /
	181	# inside the pattner.
	182	sed -e "s,^[[:space:]]*$line,," -e '/./!d' -i $TARGET-index.xml.tmp
	183	# Write the XInclude
	184	echo -e "$line" >> $TARGET-index.xml.tmp
	185	done
[41d4c11]	186	return
	187	fi
[2a3e0f0]	188
[41d4c11]	189	#------------------
	190	# Start with a clean $PKG.xinc.tmp file
	191	> xincludes/$PKG.xinc.tmp
	192	for DEP in `cat dependencies/$PKG.dep`; do
	193	# Special packages (a lot of hacks)
	194	case $DEP in
[2a3e0f0]	195
[41d4c11]	196	db ) # The proper version of DB is installed in LFS
[2a3e0f0]	197	continue ;;
[ad3bf2c]	198	hal-requirements \| hal-runtime-dependencies ) # Don't have their own XML file
[41d4c11]	199	continue ;;
	200	perl-* \| tk-perl ) DEP=perl-modules ;;
	201
[1d2f9d4]	202	# Orphan links (proper link must be created when generating the book)
[f1fadeb]	203	arts ) DEP=aRts ;;
[6a49a38]	204	kde ) DEP=kde-core ;;
[1d2f9d4]	205	# Set values for alternative packages
	206	# X is a meta-package, thus handled in another way.
[41d4c11]	207	LPRng \| cups ) DEP=$PRINT_SERVER ;;
	208	mitkrb \| heimdal ) DEP=$KBR5 ;;
	209	gs \| espgs ) DEP=$GHOSTSCRIPT ;;
[da8017e]	210	server-mail ) DEP=$MAIL_SERVER ;;
[41d4c11]	211	esac
	212
	213	#------------------
	214	echo -e "\tDEP for $PKG is $DEP" >> depure.txt
[f1fadeb]	215	# Prevent circular dependencies
	216	# If all dependencies are circular, the creation of the *.dep file
	217	# must be skipped, not placed here, to avoid that the script will bomb
	218	# due empty *.xinc files
[41d4c11]	219	case $DEP in
[2a3e0f0]	220	jadetex \| perl-* \| lynx \| Links \| w3m )
	221	# Optional dependencies are runtime only
	222	[[ "$PKG" = "docbook-utils" ]] && continue
	223	;;
	224	libxslt )
	225	# libxml2-->libxslt-->libxml2
	226	[[ "$PKG" = "libxml2" ]] && continue
	227	;;
	228	openldap \| postgresql \| $KBR5 )
	229	# cyrus-sasl-->several-->cyrus-sasl
	230	[[ "$PKG" = "cyrus-sasl" ]] && continue
	231	;;
	232	espgs )
	233	# sendmail-->espgs-->cups-->php-->sendmail
[da8017e]	234	[[ "$PKG" = "$MAIL_SERVER" ]] && continue
[2a3e0f0]	235	;;
	236	aRts )
	237	# esound-->aRts-->esound
	238	[[ "$PKG" = "esound" ]] && continue
	239	;;
[f1fadeb]	240	gimp \| sane )
	241	# imagemagick-->{sane}-->gimp-->imagemagick
[2a3e0f0]	242	[[ "$PKG" = "imagemagick" ]] && continue
[41d4c11]	243	;;
[f1fadeb]	244	ffmpeg )
	245	# alsa-plugins-->ffmpeg-->several-->alsa-plugins
	246	[[ "$PKG" = "alsa-plugins" ]] && continue
	247	;;
[ad3bf2c]	248	akode )
	249	# Both are in the same page
	250	[[ "$PKG" = "kdemultimedia" ]] && continue
	251	;;
[41d4c11]	252	esac
	253
	254	#------------------
	255	echo -e "\tDEP_LEVEL for $DEP is $DEP_LV" >> depure.txt
	256	# XML file of dependency package
	257	DEP_XML=`grep "^$DEP[[:space:]]" ../packages \| cut -f2`
	258	echo -e "\t\tDEP_XML is $DEP_XML\n" >> depure.txt
	259	case $DEP in
[f1fadeb]	260	x-window-system \| alsa ) ;; # No page for that (proper link must be created when generating the book)
[41d4c11]	261	xorg7 ) ;; # This page will be dump in the xorg7.xinc file
[ad3bf2c]	262	gnome-core \| kde-core \| kde-full ) ;; # Invented packages
[41d4c11]	263	* )
	264	# Remove the Xinclude entry if found
	265	sed -e "s,^[[:space:]]*$ENTRY_START$DEP_XML$ENTRY_END,," \
	266	-e '/./!d' -i xincludes/$PKG.xinc.tmp
	267	# Write the XInclude
	268	echo -e " $ENTRY_START$DEP_XML$ENTRY_END" >> xincludes/$PKG.xinc.tmp
	269	;;
	270	esac
	271
	272	#------------------
	273	# If not already created, create its dependencies list
	274	if [[ ! -f dependencies/$DEP.dep ]] ; then
[1d2f9d4]	275	case $DEP in
[f1fadeb]	276	# Skip the creation when all dependencies are circular.
	277	alsa-lib \| cracklib \| libexif \| unixodbc ) ;;
[41d4c11]	278	# Meta-packages at dependency level (ugly *.dep files, but work for now)
	279	alsa ) # When dependency "alsa", use all alsa-* packages
	280	echo -e "alsa-oss\nalsa-firmware\nalsa-tools\nalsa-utils\n \
[ad3bf2c]	281	alsa-plugins\nalsa-lib" > dependencies/alsa.dep
[41d4c11]	282	;;
[6a49a38]	283	kde-core )
	284	cp ../libs/kde-core.dep dependencies/
	285	;;
[41d4c11]	286	x-window-system ) # X11 alternatives
[ad3bf2c]	287	echo -e "x-config\nx-setup\n$X11" > dependencies/x-window-system.dep
[41d4c11]	288	;;
[6f0f0ed]	289	xorg7 )
	290	echo -e "rman\nxterm2\nxorg7-driver\nxorg7-server\nluit\nxorg7-font\n \
[41d4c11]	291	xorg7-data\nxorg7-app\nxbitmaps\nmesalib\nlibdrm\n \
[ad3bf2c]	292	xorg7-lib\nxorg7-util\nxorg7-proto" > dependencies/xorg7.dep
[41d4c11]	293	;;
	294	* ) xsltproc --stringparam dependencies $DEP_LV \
[2ca2992]	295	-o dependencies/$DEP.dep ../libs/dependencies.xsl ../$DEP_XML
[1d2f9d4]	296	;;
	297	esac
[41d4c11]	298	fi
	299
	300	#------------------
	301	# If needed, process its dependencies
	302	if [[ -f dependencies/$DEP.dep ]] ; then
	303	# If a premade xinclude file esist, include it
	304	if [[ -f xincludes/$DEP.xinc ]] ; then
	305	echo -e "\tReusing xinclude file for PKG $DEP (to solve $PKG)\n" >> depure.txt
	306	IFS=$'\x0A'
	307	for line2 in `cat xincludes/$DEP.xinc` ; do
	308	IFS=$saveIFS
[1d2f9d4]	309	# Remove the Xinclude entry if found
[41d4c11]	310	sed -e "s,^[[:space:]]*$line2,," -e '/./!d' -i xincludes/$PKG.xinc.tmp
[1d2f9d4]	311	# Write the XInclude
[41d4c11]	312	echo -e "$line2" >> xincludes/$PKG.xinc.tmp
	313	done
	314	#------------------
	315	# Create the xinclude file
	316	else
	317	echo -e "\nStart new loop for PKG $DEP (to solve $PKG)\n" >> depure.txt
	318	#
	319	# >>>>>> THIS IS A RECURSIVE FUNCTION CALL.. BEWARE OF GREMLINS. <<<<<<
	320	#
	321	# If the recursion depth is not too great this is an acceptable methodology for a script language
	322	# However, uncontrolled recursion will cause a seg-fault due to stack issues with local variables.
[2a3e0f0]	323	#
[41d4c11]	324	set +e
[e6ef6fcc]	325	[[ "${VERBOSITY}" > 0 ]] && echo -ne "\n ${spaceSTR:0:$cntr}>push ${DEP}.xinc" >>call_stack
[41d4c11]	326	[[ "${VERBOSITY}" > 0 ]] && echo -ne "\nrecursive call: $((++cntr)) ${spaceSTR:0:$cntr} ${RED}$DEP${OFF}"
	327	do_dependencies $DEP
[e6ef6fcc]	328	[[ "${VERBOSITY}" > 0 ]] && echo -ne "\n${spaceSTR:0:$((cntr))}<pop ${DEP}.xinc for pkg $PKG call build routine" >>call_stack
	329	[[ "${VERBOSITY}" > 0 ]] && echo -ne "\n ret: $cntr ${spaceSTR:0:$((cntr--))} ${GREEN}$DEP${OFF}\tUsing the new xinclude file for PKG $DEP (to solve $PKG)"
[41d4c11]	330	set -e
[2a3e0f0]	331
[41d4c11]	332	# Include it when done
	333	echo -e "\tUsing the new xinclude file for PKG $DEP (to solve $PKG)\n" >> depure.txt
	334	IFS=$'\x0A'
	335	for line2 in `cat xincludes/$DEP.xinc` ; do
	336	IFS=$saveIFS
	337	# Remove the Xinclude entry if found
	338	sed -e "s,^[[:space:]]*$line2,," -e '/./!d' -i xincludes/$PKG.xinc.tmp
	339	# Write the XInclude
	340	echo -e "$line2" >> xincludes/$PKG.xinc.tmp
	341	done
[1d2f9d4]	342	fi
	343	fi
[41d4c11]	344	done
	345
	346	#------------------
	347	if [[ "$PKG" = "xorg7" ]] ; then
	348	# Add their XInclude
	349	PKG_XML=`grep "^$PKG[[:space:]]" ../packages \| cut -f2`
	350	echo -e " $ENTRY_START$PKG_XML$ENTRY_END" >> xincludes/$PKG.xinc.tmp
[1d2f9d4]	351	fi
	352
[41d4c11]	353	#------------------
	354	mv xincludes/$PKG.xinc.tmp xincludes/$PKG.xinc
	355	echo -e "Using the new xinclude file for PKG $PKG" >> depure.txt
	356	IFS=$'\x0A'
	357	for line in `cat xincludes/$PKG.xinc` ; do
	358	IFS=$saveIFS
	359	# Remove the Xinclude entry if found.
	360	sed -e "s,^[[:space:]]*$line,," -e '/./!d' -i $TARGET-index.xml.tmp
	361	# Write the XInclude
	362	echo -e "$line" >> $TARGET-index.xml.tmp
	363	done
	364
	365	echo -e "\nEnd loop for PKG $PKG\n" >> depure.txt
[1d2f9d4]	366	}

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