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# $Id$
# TeXLiveInfra.sh - shell library for the access to TLDB and TLP
#
# Copyright 2007 Norbert Preining
# This file is licensed under the GNU General Public License version 2
# or any later version.
die() {
echo $*
exit 1
}
test_tlp() {
tlpfile="$1"
if [ ! -r "$tlpfile" ] ; then
die "tlp file not readable: $tlpfile"
fi
}
# we read the whole tlp again and again
# if we could use some multi-line grepping this could be speed up
# but I guess we would need perl regexp grepping
# BETTER: use an awk program for this, but I am not able to write
# such an awk program. And do we have it available everywhere?
_tlp_get_multi() {
entry="$1"
tlpfile="$2"
arch="$3"
test_tlp "$tlpfile"
( SAVEDIFS=$IFS ; IFS= ; cat "$tlpfile" | __tlp_get_multi "$entry" "$arch" )
}
__tlp_get_multi() {
entry="$1"
arch="$2"
if [ "$arch" = "" ] ; then
pat="$entry*"
else
pat="$entry*arch=$arch*"
fi
reading_multi=0
while read line ; do
case "$line" in
$pat)
reading_multi=1
;;
\ *)
if [ $reading_multi = 1 ] ; then
( IFS=$SAVEDIFS ; echo $line )
fi
;;
*)
if [ $reading_multi = 1 ] ; then
# we already have read the interesting part, return now
return
fi
;;
esac
done
}
_tlp_get_multi_simple() {
entry="$1"
tlpfile="$2"
test_tlp "$tlpfile"
grep "^$entry" "$tlpfile" | sed -e "s@^$entry[ \t]*@@"
}
_tlp_get_simple() {
entry="$1"
tlpfile="$2"
field="$3"
prefix="$4"
test_tlp "$tlpfile"
cat "$tlpfile" | __tlp_get_simple $entry $field $prefix
}
__tlp_get_simple() {
entry="$1"
field="$2"
prefix="$3"
if [ "$field" = "" ] ; then
grep -m 1 "^$entry " | sed -e "s@^$entry[ \t]*@@" | sed -e "s@^$prefix@@"
else
grep -m 1 "^$entry " | awk "{print\$${field}}" | sed -e "s@^$prefix@@"
fi
}
tlp_get_name()
{
_tlp_get_simple name "$1"
}
tlp_get_revision()
{
_tlp_get_simple revision "$1"
}
tlp_get_category ()
{
_tlp_get_simple category "$1"
}
tlp_get_shortdesc ()
{
_tlp_get_simple shortdesc "$1"
}
tlp_get_catalogue ()
{
_tlp_get_simple catalogue "$1"
}
tlp_get_longdesc ()
{
_tlp_get_multi longdesc "$1"
}
tlp_get_depends ()
{
_tlp_get_multi_simple depend "$1"
}
tlp_get_executes ()
{
_tlp_get_multi_simple execute "$1"
}
tlp_get_srcfiles ()
{
_tlp_get_multi srcfiles "$1"
}
tlp_get_docfiles () {
_tlp_get_multi docfiles "$1"
}
tlp_get_runfiles () {
_tlp_get_multi runfiles "$1"
}
tlp_get_srcsize () {
_tlp_get_simple srcfiles "$1" 2 "size="
}
tlp_get_docsize ()
{
_tlp_get_simple docfiles "$1" 2 "size="
}
tlp_get_runsize ()
{
_tlp_get_simple runfiles "$1" 2 "size="
}
tlp_get_binsize ()
{
tlpfile="$1"
arch="$2"
_tlp_get_simple "binfiles[ \t]*arch=$arch" "$1" 3 "size="
}
tlp_get_binfiles ()
{
_tlp_get_multi binfile "$1" "$2"
}
tlp_get_available_arch ()
{
test_tlp "$tlpfile"
grep 'binfiles[ \t]*arch=' "$tlpfile" | awk '{print$2}' | sed -e 's/arch=//'
}
test_tldb() {
tldbfile="$1"
if [ ! -r "$tldbfile" ] ; then
die "tldb file not readable: $tldbfile"
fi
}
_tldb_tlp_get_multi()
{
tldb="$1"
tlp="$2"
entry="$3"
arch="$4"
test_tldb "$tldb"
foundpackage=0
( SAVEDIFS=$IFS ; IFS= ; while read line ; do
case "$line" in
name\ $tlp*)
foundpackage=1
__tlp_get_multi $entry $arch
;;
*)
if [ $foundpackage = 1 ] ; then
return
fi
;;
esac
done ) <$tldb
}
_tldb_tlp_get_simple()
{
tldb="$1"
tlp="$2"
entry="$3"
field="$4"
prefix="$5"
test_tldb "$tldb"
foundpackage=0
( SAVEDIFS=$IFS ; IFS= ; while read line ; do
case "$line" in
name\ $tlp*)
foundpackage=1
__tlp_get_simple $entry $field $prefix
;;
*)
if [ $foundpackage = 1 ] ; then
return
fi
;;
esac
done ) <$tldb
}
tldb_tlp_get_revision()
{
_tldb_tlp_get_simple "$1" "$2" revision "$3" "$4"
}
tldb_tlp_get_category ()
{
_tldb_tlp_get_simple "$1" "$2" category "$3" "$4"
}
tldb_tlp_get_shortdesc ()
{
_tldb_tlp_get_simple "$1" "$2" shortdesc "$3" "$4"
}
tldb_tlp_get_catalogue ()
{
_tldb_tlp_get_simple "$1" "$2" catalogue "$3" "$4"
}
tldb_tlp_get_longdesc ()
{
_tldb_tlp_get_multi "$1" "$2" longdesc "$3"
}
tldb_tlp_get_srcfiles ()
{
_tldb_tlp_get_multi "$1" "$2" srcfiles "$3"
}
tldb_tlp_get_docfiles () {
_tldb_tlp_get_multi "$1" "$2" docfiles "$3"
}
tldb_tlp_get_runfiles () {
_tldb_tlp_get_multi "$1" "$2" runfiles "$3"
}
tldb_tlp_get_binfiles ()
{
_tldb_tlp_get_multi "$1" "$2" binfile "$3"
}
tldb_get_installed_packages ()
{
tldb="$1"
test_tldb "$tldb"
grep ^name "$tldb" | awk '{print$2}'
}
### Local Variables:
### perl-indent-level: 4
### tab-width: 4
### indent-tabs-mode: t
### End:
# vim:set tabstop=4: #
|
