common/hooks/pre-pkg/99-pkglint-subpkgs.sh

   1 # vim: set ts=4 sw=4 et:
   2 #
   3 # This hook executes the following tasks:
   4 #       - Warns if the main package is in subpackages=
   5 #       - Warns if a subpackage is unreachable (never appears in subpackages=)
   6
   7 hook() {
   8     local subpkgs matches
   9
  10     # Run this only against the main package
  11     if [ "$pkgname" != "$sourcepkg" ]; then
  12         return 0
  13     fi
  14
  15     if [ -z "$subpackages" ]; then
  16         return 0
  17     fi
  18
  19     subpkgs=$(get_subpkgs)
  20
  21     # Sort the strings so they can be compare for equality
  22     subpkgs="$(printf '%s\n' $subpkgs | sort)"
  23     subpackages="$(printf '%s\n' $subpackages | sort)"
  24
  25     if [ "$subpackages" = "$subpkgs" ]; then
  26         return 0
  27     fi
  28
  29     # sed supports comment but let's put them here
  30     # 1: print everything between pairs of <""> in subpackages[+]?="..."
  31     # 2: multiline subpackages="...\n..."
  32     # 2.1: For any line in the middle, i.e. no <"> exists, print it
  33     # 2.2: For the first line, print everything after <">
  34     # 2.3: For last line, print everything before <">
  35     matches="$(sed -n -e 's/subpackages.*"\(.*\)"[^"]*$/\1/p' \
  36             -e '/subpackages[^"]*"[^"]*$/,/"/{
  37                 /"/!p
  38                 /subpackages/s/.*"//p
  39                 s/".*//p
  40             }' $XBPS_SRCPKGDIR/$pkgname/template |
  41         tr '\v\t\r\n' '    ')"
  42
  43     for s in $subpkgs; do
  44         case " $matches " in
  45             *" $s "*) ;;
  46             *) msg_warn "${s}_package() defined but will never be built.\n" ;;
  47         esac
  48     done
  49
  50     case " $matches " in
  51         *" $pkgname "*)
  52             msg_warn "$pkgname is sourcepkg but is in subpackages=.\n" ;;
  53     esac
  54 }