app-text/mathml2/mathml2-20031021.ebuild

   1 # Copyright © 2021 Nick Bowler
   2 # License GPLv3+: GNU General Public License version 3 or any later version.
   3 # This is free software: you are free to change and redistribute it.
   4 # There is NO WARRANTY, to the extent permitted by law.
   5
   6 EAPI=7
   7
   8 inherit sgml-catalog-r1
   9
  10 DESCRIPTION="DTD and entity files for the Mathematical Markup Language 2.0"
  11 HOMEPAGE="http://www.w3.org/TR/MathML2/"
  12 SRC_URI="http://www.w3.org/Math/DTD/$PN.tgz -> $P.tar.gz"
  13
  14 LICENSE="W3C"
  15 SLOT="0"
  16 KEYWORDS="~amd64 ~x86"
  17
  18 BDEPEND="dev-libs/libxml2
  19         virtual/awk"
  20 RDEPEND="!app-text/mathml-xml-dtd"
  21 DEPEND="$RDEPEND
  22         app-text/sgml-common"
  23
  24 S=$WORKDIR/$PN
  25
  26 src_prepare () {
  27         rm -f xhtml*.dtd
  28         default
  29 }
  30
  31 src_compile () {
  32         cat >"$WORKDIR/gen-catalog.awk" <<-'EOF'
  33                 BEGIN { print "OVERRIDE YES" }
  34                 /^[[:space:]]*PUBLIC.*-\/\/W3C\/\// {
  35                   pubid=$0
  36                   sub(/^[[:space:]]*/, "", pubid);
  37
  38                   if (getline > 0) {
  39                     file=substr($1, 2, length($1)-2)
  40
  41                     if (length(file) && getline < file > 0) {
  42                       print pubid, "\"" file "\""
  43                           print "SYSTEM", "\"http://www.w3.org/TR/MathML2/dtd/" file "\"", "\"" file "\""
  44                           print "SYSTEM", "\"http://www.w3.org/Math/DTD/mathml2/" file "\"", "\"" file "\""
  45                       close(file)
  46                     }
  47                   }
  48                 }
  49         EOF
  50
  51         ( set -x; awk -f "$WORKDIR/gen-catalog.awk" mathml2.dtd >catalog ) || die
  52 }
  53
  54 src_install () {
  55         declare -g pubmap=()
  56
  57         local insdir=/usr/share/sgml/$PN
  58         local a b
  59
  60         insinto $insdir
  61         doins -r catalog math* iso*
  62
  63         insinto /etc/sgml
  64         printf 'CATALOG "%s"\n' "${EPREFIX%/}$insdir/catalog" | newins - $PN.cat
  65
  66         # Extract public identifiers from SGML catalog
  67         exec 3<catalog
  68         while read a b <&3; do
  69                 case $a in
  70                 PUBLIC)
  71                         save_IFS=$IFS
  72                         IFS=\"; set x $b; shift
  73                         IFS=$save_IFS
  74
  75                         pubmap+=("$2" "${EPREFIX%/}$4")
  76                 esac
  77         done
  78         exec 3<&-
  79 }
  80
  81 update_catalog () {
  82         local insdir="file://${EPREFIX%/}/usr/share/sgml/$PN"
  83         local xmlcatalog="${BROOT%/}/usr/bin/xmlcatalog"
  84         local systemuri=("http://www.w3.org/TR/MathML2/dtd" "http://www.w3.org/Math/DTD/mathml2")
  85         local x mode=$1 args=()
  86
  87         command -v "$xmlcatalog" >/dev/null || die
  88
  89         set x "${pubmap[@]}"; shift
  90         while test $# -gt 0; do
  91                 case $mode in
  92                 --add) args+=( --add public "$1" "$insdir/$2" ) ;;
  93                 --del) args+=( --del "$1" ) ;;
  94                 esac
  95                 shift 2
  96         done
  97
  98         for x in "${systemuri[@]}"; do
  99                 case $mode in
 100                 --add) args+=( --add rewriteSystem "$x" "$insdir"
 101                                --add rewriteURI "$x" "$insdir" ) ;;
 102                 --del) args+=( --del "$x" ) ;;
 103                 esac
 104         done
 105
 106         xmlcatalog --noout "${args[@]}" "${EROOT%/}/etc/xml/catalog"
 107 }
 108
 109 pkg_postinst () {
 110         sgml-catalog-r1_pkg_postinst
 111
 112         einfo "Adding $P to global XML catalog"
 113         update_catalog --add
 114 }
 115
 116 pkg_postrm () {
 117         sgml-catalog-r1_pkg_postrm
 118
 119         einfo "Removing $P from global XML catalog"
 120         update_catalog --del
 121 }