| 1 | #!/bin/sh
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| 2 |
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| 3 | version="
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| 4 | jhalfs development
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| 5 |
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| 6 | Written by Jeremy Huntwork.
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| 7 | Maintained by Manuel Canales Esparcia.
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| 8 |
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| 9 | This program is published under the \
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| 10 | Gnu General Public License, Version 2.
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| 11 | "
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| 12 |
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| 13 | usage="\
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| 14 | Usage: $0 [OPTION]
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| 15 |
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| 16 | Options:
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| 17 | -h, --help print this help, then exit
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| 18 | -V, --version print version number, then exit
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| 19 | -L, --LFS-version=VER use VER version of the LFS book
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| 20 | -d --directory=DIR use DIR directory for building LFS; all files
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| 21 | jhalfs produces will be in the directory
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| 22 | DIR/jhalfs
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| 23 | -D, --download-client=CLIENT use CLIENT as the program for retrieving
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| 24 | packages
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| 25 | "
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| 26 |
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| 27 | help="\
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| 28 | Try '$0 --help' for more information."
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| 29 |
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| 30 | exit_missing_arg="\
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| 31 | echo \"Option '\$1' requires an argument\" >&2
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| 32 | echo \"\$help\" >&2
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| 33 | exit 1"
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| 34 |
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| 35 | no_dl_client="\
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| 36 | echo \"Could not find a way to download the LFS sources.\" >&2
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| 37 | echo \"Attempting to continue.\" >&2"
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| 38 |
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| 39 | while test $# -gt 0 ; do
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| 40 | case $1 in
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| 41 | --version | -V )
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| 42 | echo "$version"
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| 43 | exit 0
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| 44 | ;;
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| 45 |
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| 46 | --help | -h )
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| 47 | echo "$usage"
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| 48 | exit 0
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| 49 | ;;
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| 50 |
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| 51 | --LFS-version | -L )
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| 52 | test $# = 1 && eval "$exit_missing_arg"
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| 53 | shift
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| 54 | case $1 in
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| 55 | dev* | SVN | trunk )
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| 56 | LFSVRS=development
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| 57 | ;;
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| 58 | * )
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| 59 | echo "$1 is an unsupported version at this time."
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| 60 | exit 1
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| 61 | ;;
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| 62 | esac
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| 63 | shift
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| 64 | ;;
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| 65 |
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| 66 | --directory | -d )
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| 67 | test $# = 1 && eval "$exit_missing_arg"
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| 68 | shift
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| 69 | BUILDDIR=$1
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| 70 | shift
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| 71 | ;;
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| 72 |
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| 73 | --download-client | -D )
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| 74 | test $# = 1 && eval "$exit_missing_arg"
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| 75 | shift
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| 76 | DL=$1
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| 77 | shift
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| 78 | ;;
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| 79 |
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| 80 | * )
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| 81 | echo "$usage"
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| 82 | exit 1
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| 83 | ;;
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| 84 | esac
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| 85 | done
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| 86 |
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| 87 | # Test to make sure we're running the build as root
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| 88 |
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| 89 | if [ "$UID" != "0" ] ; then
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| 90 | echo "You must be logged in as root to successfully build LFS."
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| 91 | exit 1
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| 92 | fi
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| 93 |
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| 94 | # Find the download client to use, if not already specified.
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| 95 |
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| 96 | if [ -z $DL ] ; then
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| 97 | if [ `type -p wget` ] ; then
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| 98 | DL=wget
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| 99 | elif [ `type -p curl` ] ; then
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| 100 | DL=curl
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| 101 | else
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| 102 | eval "$no_dl_client"
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| 103 | fi
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| 104 | fi
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| 105 |
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| 106 | SVN="svn://svn.linuxfromscratch.org"
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| 107 | HTTP=http://ftp.lfs-matrix.net/pub/lfs/lfs-packages/conglomeration
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| 108 | if [ -z $BUILDDIR ] ; then BUILDDIR=/mnt/lfs ; fi
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| 109 | JHALFSDIR=$BUILDDIR/jhalfs
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| 110 | LOG=build.log
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| 111 | MKFILE=$JHALFSDIR/Makefile
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| 112 | XSL=dump-commands.xsl
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| 113 |
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| 114 | get_book() {
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| 115 | # Check for Subversion instead of just letting the script hit 'svn' and fail.
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| 116 | test `type -p svn` || eval "echo \"This feature requires Subversion.\"
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| 117 | exit 1"
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| 118 | cd $JHALFSDIR
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| 119 |
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| 120 | # Test to make sure the LFS version is set
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| 121 | if [ -z $LFSVRS ] ; then LFSVRS=development ; fi
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| 122 | echo -n "Downloading the LFS Book, version $LFSVRS... "
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| 123 |
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| 124 | # Grab the LFS book fresh if it's missing, otherwise, update it from the
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| 125 | # repo. If we've already extracted the commands, move on to getting the
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| 126 | # sources.
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| 127 | if [ -d lfs-$LFSVRS ] ; then
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| 128 | cd lfs-$LFSVRS
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| 129 | if svn up | grep -q At && test -d $JHALFSDIR/commands && \
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| 130 | test -f $JHALFSDIR/packages && test -f $JHALFSDIR/patches ; then
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| 131 | echo -ne "done\n"
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| 132 | get_sources
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| 133 | else
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| 134 | echo -ne "done\n"
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| 135 | extract_commands
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| 136 | fi
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| 137 | else
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| 138 | if [ $LFSVRS = development ] ; then
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| 139 | svn co $SVN/LFS/trunk/BOOK lfs-$LFSVRS >>$JHALFSDIR/$LOG 2>&1
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| 140 | else
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| 141 | svn co $SVN/LFS/branches/$LFSVRS/BOOK lfs-$LFSVRS >>$JHALFSDIR/$LOG 2>&1
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| 142 | fi
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| 143 | echo -ne "done\n"
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| 144 | extract_commands
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| 145 | fi
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| 146 | }
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| 147 |
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| 148 | extract_commands() {
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| 149 | # Check for libxslt instead of just letting the script hit 'xsltproc' and fail.
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| 150 | test `type -p xsltproc` || eval "echo \"This feature requires libxslt.\"
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| 151 | exit 1"
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| 152 | cd $JHALFSDIR
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| 153 |
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| 154 | # Start clean
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| 155 | if [ -d commands ] ; then rm -rf commands ; fi && mkdir commands
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| 156 | echo -n "Extracting commands... "
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| 157 |
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| 158 | # Dump the commands in shell script form from the LFS book.
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| 159 | xsltproc --nonet --xinclude -o ./commands/ $XSL \
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| 160 | lfs-$LFSVRS/index.xml >>$JHALFSDIR/$LOG 2>&1
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| 161 |
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| 162 | # Grab the patches and package names.
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| 163 | cd $JHALFSDIR
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| 164 | for i in patches packages ; do rm -f $i ; done
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| 165 | grep "\-version" lfs-$LFSVRS/general.ent | sed -e 's@<!ENTITY @@' -e 's@">@"@' \
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| 166 | -e '/generic/d' >> packages
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| 167 | grep "ENTITY" lfs-$LFSVRS/patches.ent | sed -e 's/.* "//' -e 's/">//' >> patches
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| 168 |
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| 169 | # Done. Moving on...
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| 170 | echo -ne "done\n"
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| 171 | get_sources
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| 172 | }
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| 173 |
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| 174 | download() {
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| 175 | cd $BUILDDIR/sources
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| 176 |
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| 177 | # Hackish fix for the bash-doc package that doesn't conform
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| 178 | # to norms in the URL scheme.
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| 179 | DIR=`echo $1 | sed 's@-doc@@'`
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| 180 |
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| 181 | # Find the md5 sum for this package.
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| 182 | if [ $2 != MD5SUMS ] ; then MD5=`grep " $2" MD5SUMS` ; fi
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| 183 |
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| 184 | if [ ! -f $2 ] ; then
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| 185 | case $DL in
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| 186 | wget )
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| 187 | wget $HTTP/$DIR/$2
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| 188 | ;;
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| 189 | curl )
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| 190 | `curl -# $HTTP/$DIR/$2 -o $2`
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| 191 | ;;
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| 192 | * )
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| 193 | echo "$DL not supported at this time."
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| 194 | ;;
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| 195 | esac
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| 196 | elif ! echo "$MD5" | md5sum -c - >/dev/null 2>/dev/null ; then
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| 197 | case $DL in
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| 198 | wget )
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| 199 | wget -c $HTTP/$DIR/$2
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| 200 | ;;
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| 201 | curl )
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| 202 | `curl -# -C - $HTTP/$DIR/$2 -o $2`
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| 203 | ;;
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| 204 | * )
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| 205 | echo "$DL not supported at this time."
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| 206 | ;;
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| 207 | esac
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| 208 | fi
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| 209 | if [ $2 != MD5SUMS ] && ! echo "$MD5" | md5sum -c - ; then
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| 210 | exit 1
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| 211 | fi
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| 212 | }
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| 213 |
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| 214 | get_sources() {
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| 215 |
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| 216 | # This variable is necessary to make sure the `cat $JHALFSDIR/packages`
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| 217 | # separates each iteration by lines. It is necessary to have the second
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| 218 | # ' on the next line.
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| 219 | IFS='
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| 220 | '
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| 221 |
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| 222 | if [ ! -d $BUILDDIR/sources ] ; then mkdir $BUILDDIR/sources ; fi
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| 223 | cd $BUILDDIR/sources
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| 224 | if [ -f MD5SUMS ] ; then rm MD5SUMS ; fi
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| 225 |
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| 226 | download "" MD5SUMS
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| 227 |
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| 228 | # Iterate through each package and grab it, along with any patches it needs.
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| 229 | for i in `cat $JHALFSDIR/packages` ; do
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| 230 | PKG=`echo $i | sed 's/-version.*//'`
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| 231 |
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| 232 | # Someone used some silly entities right next to the valid package entities.
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| 233 | if [ "$PKG" = "expect-lib" -o "$PKG" = "linux-dl" ] ; then continue ; fi
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| 234 |
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| 235 | VRS=`echo $i | sed -e 's/.* //' -e 's/"//g'`
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| 236 | if [ "$PKG" = "tcl" ] ; then
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| 237 | FILE="$PKG$VRS-src.tar.bz2"
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| 238 | else
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| 239 | FILE="$PKG-$VRS.tar.bz2"
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| 240 | fi
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| 241 | download $PKG $FILE
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| 242 | for patch in `grep "$PKG-&$PKG" $JHALFSDIR/patches` ; do
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| 243 | PATCH=`echo $patch | sed 's@&'$PKG'-version;@'$VRS'@'`
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| 244 | download $PKG $PATCH
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| 245 | done
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| 246 | done
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| 247 | }
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| 248 |
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| 249 | build_Makefile() {
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| 250 | echo -n "Creating Makefile... "
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| 251 | cd $JHALFSDIR/commands
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| 252 |
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| 253 | # Start with a clean Makefile.tmp file
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| 254 | >$MKFILE.tmp
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| 255 |
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| 256 | for file in chapter0{4,5}/* ; do
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| 257 | # Keep the script file name
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| 258 | i=`basename $file`
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| 259 |
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| 260 | # First append each name of the script files to a list (this will become
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| 261 | # the names of the targets in the Makefile
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| 262 | list="$list $i"
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| 263 |
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| 264 | # Grab the name of the target (minus the -pass1 or -pass2 in the case of gcc
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| 265 | # and binutils in chapter 5)
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| 266 | name=`echo $i | sed -e 's@[0-9]\{3\}-@@' -e 's@-pass[0-9]\{1\}@@'`
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| 267 |
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| 268 | # Drop in the name of the target on a new line.
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| 269 | echo -e "\n$i:" >> $MKFILE.tmp
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| 270 |
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| 271 | # Find the version of the command files, if it corresponds with the building of
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| 272 | # a specific package
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| 273 | vrs=`grep "^$name-version" $JHALFSDIR/packages | sed -e 's/.* //' -e 's/"//g'`
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| 274 |
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| 275 | # If $vrs isn't empty, we've got a package...
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| 276 | if [ "$vrs" != "" ] ; then
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| 277 | if [ "$name" = "tcl" ] ; then
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| 278 | FILE="$name$vrs-src.tar.bz2"
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| 279 | else
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| 280 | FILE="$name-$vrs.tar.bz2"
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| 281 | fi
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| 282 |
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| 283 | # Insert instructions for unpacking the package and changing directories
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| 284 | echo -e "\t\$(call unpack,$FILE)" >> $MKFILE.tmp
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| 285 | echo -e "\tROOT=\`head -n1 /tmp/unpacked | sed 's@/.*@@'\` && \\" >> $MKFILE.tmp
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| 286 | echo -e "\tcd \$(SRC)/\$\$ROOT && \\" >> $MKFILE.tmp
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| 287 | fi
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| 288 |
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| 289 | # Run the script
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| 290 | echo -e "\tsu - lfs -c \"/bin/bash $file\"" >> $MKFILE.tmp
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| 291 |
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| 292 | # Include a touch of the target name so make can check if it's already been made.
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| 293 | echo -e "\ttouch \$@" >> $MKFILE.tmp
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| 294 | done
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| 295 | # These seds turn the variables '$$LFS' into '$(LFS)' so make will understand,
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| 296 | # and remove the ' && \'s from the end of each line of a cat command.
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| 297 | sed -i -e 's|\$\$LFS|\$(LFS)|' -e '/^\tcat/,/^\tEOF/s/ \&\& \\//' $MKFILE.tmp
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| 298 |
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| 299 | # Stick a variable and some defines at the top of the real makefile
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| 300 | echo "export SRC := /sources" > $MKFILE
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| 301 | echo "export LFS := $BUILDDIR" >> $MKFILE
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| 302 | echo "define unpack" >> $MKFILE
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| 303 | echo -e "\t@cd \$(SRC) ; tar -xvf \$(1) > /tmp/unpacked" >> $MKFILE
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| 304 | echo -e "endef\n" >> $MKFILE
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| 305 |
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| 306 | # Drop in the list as the main target 'all:' with each sub-target as a dependency.
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| 307 | echo "all: $list" >> $MKFILE
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| 308 |
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| 309 | # Bring over the items from the Makefile.tmp
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| 310 | cat $MKFILE.tmp >> $MKFILE
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| 311 | rm $MKFILE.tmp
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| 312 | echo -ne "done\n"
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| 313 | }
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| 314 |
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| 315 |
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| 316 | if [ ! -d $JHALFSDIR ] ; then
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| 317 | mkdir -p $JHALFSDIR
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| 318 | fi
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| 319 |
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| 320 | >$JHALFSDIR/$LOG
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| 321 |
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| 322 | if [ "$PWD" != "$JHALFSDIR" ] ; then
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| 323 | cp $0 $XSL $JHALFSDIR/
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| 324 | fi
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| 325 |
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| 326 | get_book
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| 327 | build_Makefile
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