scripts/ipkg-build

   1 #!/usr/bin/env bash
   2
   3 # ipkg-build -- construct a .ipk from a directory
   4 # Carl Worth <cworth@east.isi.edu>
   5 # based on a script by Steve Redler IV, steve@sr-tech.com 5-21-2001
   6 # 2003-04-25 rea@sr.unh.edu
   7 #   Updated to work on Familiar Pre0.7rc1, with busybox tar.
   8 #   Note it Requires: binutils-ar (since the busybox ar can't create)
   9 #   For UID debugging it needs a better "find".
  10 set -e
  11
  12 version=1.0
  13
  14 ipkg_extract_value() {
  15         sed -e "s/^[^:]*:[[:space:]]*//"
  16 }
  17
  18 required_field() {
  19         field=$1
  20
  21         value=`grep "^$field:" < $CONTROL/control | ipkg_extract_value`
  22         if [ -z "$value" ]; then
  23                 echo "*** Error: $CONTROL/control is missing field $field" >&2
  24                 return 1
  25         fi
  26         echo $value
  27         return 0
  28 }
  29
  30 disallowed_field() {
  31         field=$1
  32
  33         value=`grep "^$field:" < $CONTROL/control | ipkg_extract_value`
  34         if [ -n "$value" ]; then
  35                 echo "*** Error: $CONTROL/control contains disallowed field $field" >&2
  36                 return 1
  37         fi
  38         echo $value
  39         return 0
  40 }
  41
  42 pkg_appears_sane() {
  43         local pkg_dir=$1
  44
  45         local owd=$PWD
  46         cd $pkg_dir
  47
  48         PKG_ERROR=0
  49
  50         cvs_dirs=`find . -name 'CVS'`
  51         if [ -n "$cvs_dirs" ]; then
  52             if [ "$noclean" = "1" ]; then
  53                 echo "*** Warning: The following CVS directories where found.
  54 You probably want to remove them: " >&2
  55                 ls -ld $cvs_dirs
  56                 echo >&2
  57             else
  58                 echo "*** Removing the following files: $cvs_dirs"
  59                 rm -rf "$cvs_dirs"
  60             fi
  61         fi
  62
  63         tilde_files=`find . -name '*~'`
  64         if [ -n "$tilde_files" ]; then
  65             if [ "$noclean" = "1" ]; then
  66                 echo "*** Warning: The following files have names ending in '~'.
  67 You probably want to remove them: " >&2
  68                 ls -ld $tilde_files
  69                 echo >&2
  70             else
  71                 echo "*** Removing the following files: $tilde_files"
  72                 rm -f "$tilde_files"
  73             fi
  74         fi
  75
  76         if [ ! -f "$CONTROL/control" ]; then
  77                 echo "*** Error: Control file $pkg_dir/$CONTROL/control not found." >&2
  78                 cd $owd
  79                 return 1
  80         fi
  81
  82         pkg=`required_field Package`
  83         [ "$?" -ne 0 ] && PKG_ERROR=1
  84
  85         version=`required_field Version | sed 's/Version://; s/^.://g;'`
  86         [ "$?" -ne 0 ] && PKG_ERROR=1
  87
  88         arch=`required_field Architecture`
  89         [ "$?" -ne 0 ] && PKG_ERROR=1
  90
  91         required_field Maintainer >/dev/null
  92         [ "$?" -ne 0 ] && PKG_ERROR=1
  93
  94         required_field Description >/dev/null
  95         [ "$?" -ne 0 ] && PKG_ERROR=1
  96
  97         section=`required_field Section`
  98         [ "$?" -ne 0 ] && PKG_ERROR=1
  99         if [ -z "$section" ]; then
 100             echo "The Section field should have one of the following values:" >&2
 101             echo "admin, base, comm, editors, extras, games, graphics, kernel, lang, libs, misc, net, text, web, x11" >&2
 102         fi
 103
 104         priority=`required_field Priority`
 105         [ "$?" -ne 0 ] && PKG_ERROR=1
 106         if [ -z "$priority" ]; then
 107             echo "The Priority field should have one of the following values:" >&2
 108             echo "required, important, standard, optional, extra." >&2
 109             echo "If you don't know which priority value you should be using, then use \`optional'" >&2
 110         fi
 111
 112         source=`required_field Source`
 113         [ "$?" -ne 0 ] && PKG_ERROR=1
 114         if [ -z "$source" ]; then
 115             echo "The Source field contain the URL's or filenames of the source code and any patches"
 116             echo "used to build this package.  Either gnu-style tarballs or Debian source packages "
 117             echo "are acceptable.  Relative filenames may be used if they are distributed in the same"
 118             echo "directory as the .ipk file."
 119         fi
 120
 121         disallowed_filename=`disallowed_field Filename`
 122         [ "$?" -ne 0 ] && PKG_ERROR=1
 123
 124         if echo $pkg | grep '[^a-z0-9.+-]'; then
 125                 echo "*** Error: Package name $name contains illegal characters, (other than [a-z0-9.+-])" >&2
 126                 PKG_ERROR=1;
 127         fi
 128
 129         local bad_fields=`sed -ne 's/^\([^[:space:]][^:[:space:]]\+[[:space:]]\+\)[^:].*/\1/p' < $CONTROL/control | sed -e 's/\\n//'`
 130         if [ -n "$bad_fields" ]; then
 131                 bad_fields=`echo $bad_fields`
 132                 echo "*** Error: The following fields in $CONTROL/control are missing a ':'" >&2
 133                 echo "  $bad_fields" >&2
 134                 echo "ipkg-build: This may be due to a missing initial space for a multi-line field value" >&2
 135                 PKG_ERROR=1
 136         fi
 137
 138         for script in $CONTROL/preinst $CONTROL/postinst $CONTROL/prerm $CONTROL/postrm; do
 139                 if [ -f $script -a ! -x $script ]; then
 140                     if [ "$noclean" = "1" ]; then
 141                         echo "*** Error: package script $script is not executable" >&2
 142                         PKG_ERROR=1
 143                     else
 144                         chmod a+x $script
 145                     fi
 146                 fi
 147         done
 148
 149         if [ -f $CONTROL/conffiles ]; then
 150                 for cf in `cat $CONTROL/conffiles`; do
 151                         if [ ! -f ./$cf ]; then
 152                                 echo "*** Error: $CONTROL/conffiles mentions conffile $cf which does not exist" >&2
 153                                 PKG_ERROR=1
 154                         fi
 155                 done
 156         fi
 157
 158         cd $owd
 159         return $PKG_ERROR
 160 }
 161
 162 ###
 163 # ipkg-build "main"
 164 ###
 165 ogargs=""
 166 outer=ar
 167 noclean=0
 168 usage="Usage: $0 [-c] [-C] [-o owner] [-g group] <pkg_directory> [<destination_directory>]"
 169 while getopts "cg:ho:v" opt; do
 170     case $opt in
 171         o ) owner=$OPTARG
 172             ogargs="--owner=$owner"
 173             ;;
 174         g ) group=$OPTARG
 175             ogargs="$ogargs --group=$group"
 176             ;;
 177         c ) outer=tar
 178             ;;
 179         C ) noclean=1
 180             ;;
 181         v ) echo $version
 182             exit 0
 183             ;;
 184         h )     echo $usage  >&2 ;;
 185         \? )    echo $usage  >&2
 186         esac
 187 done
 188
 189
 190 shift $(($OPTIND - 1))
 191
 192 # continue on to process additional arguments
 193
 194 case $# in
 195 1)
 196         dest_dir=$PWD
 197         ;;
 198 2)
 199         dest_dir=$2
 200         if [ "$dest_dir" = "." -o "$dest_dir" = "./" ] ; then
 201             dest_dir=$PWD
 202         fi
 203         ;;
 204 *)
 205         echo $usage >&2
 206         exit 1
 207         ;;
 208 esac
 209
 210 pkg_dir=$1
 211
 212 if [ ! -d $pkg_dir ]; then
 213         echo "*** Error: Directory $pkg_dir does not exist" >&2
 214         exit 1
 215 fi
 216
 217 # CONTROL is second so that it takes precedence
 218 CONTROL=
 219 [ -d $pkg_dir/DEBIAN ] && CONTROL=DEBIAN
 220 [ -d $pkg_dir/CONTROL ] && CONTROL=CONTROL
 221 if [ -z "$CONTROL" ]; then
 222         echo "*** Error: Directory $pkg_dir has no CONTROL subdirectory." >&2
 223         exit 1
 224 fi
 225
 226 if ! pkg_appears_sane $pkg_dir; then
 227         echo >&2
 228         echo "ipkg-build: Please fix the above errors and try again." >&2
 229         exit 1
 230 fi
 231
 232 tmp_dir=$dest_dir/IPKG_BUILD.$$
 233 mkdir $tmp_dir
 234
 235 echo $CONTROL > $tmp_dir/tarX
 236 ( cd $pkg_dir && tar $ogargs -X $tmp_dir/tarX -czf $tmp_dir/data.tar.gz . )
 237 ( cd $pkg_dir/$CONTROL && tar $ogargs -czf $tmp_dir/control.tar.gz . )
 238 rm $tmp_dir/tarX
 239
 240 echo "2.0" > $tmp_dir/debian-binary
 241
 242 pkg_file=$dest_dir/${pkg}_${version}_${arch}.ipk
 243 rm -f $pkg_file
 244 if [ "$outer" = "ar" ] ; then
 245   ( cd $tmp_dir && ar -crf $pkg_file ./debian-binary ./data.tar.gz ./control.tar.gz )
 246 else
 247   ( cd $tmp_dir && tar -zcf $pkg_file ./debian-binary ./data.tar.gz ./control.tar.gz )
 248 fi
 249
 250 rm $tmp_dir/debian-binary $tmp_dir/data.tar.gz $tmp_dir/control.tar.gz
 251 rmdir $tmp_dir
 252
 253 echo "Packaged contents of $pkg_dir into $pkg_file"