configure
#!/bin/sh
#$Id$
#Copyright (c) 2019-2021 Pierre Pronchery <khorben@defora.org>
#
#Redistribution and use in source and binary forms, with or without
#modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice, this
# list of conditions and the following disclaimer.
# * Redistributions in binary form must reproduce the above copyright notice,
# this list of conditions and the following disclaimer in the documentation
# and/or other materials provided with the distribution.
#
#THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
#AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
#IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
#DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
#FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
#DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
#SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
#CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
#OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
#OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#variables
CONFIGSH="${0%/template.sh}/../config.sh"
PREFIX="/usr/local"
DATABASEDIR="../data"
PROGNAME="template.sh"
#executables
DEBUG="_debug"
INSTALL="install -m 0644"
RM="rm -f"
SED="sed"
[ -f "$CONFIGSH" ] && . "$CONFIGSH"
#functions
#debug
_debug()
{
echo "$@" 1>&3
"$@"
}
#template
_template()
{
res=2
target="$1"
ext="${target##*.}"
subject="${target##*-}"
subject="${subject%.*}"
database="$DATABASEDIR/$subject.db"
if [ "$subject" = "$target" -o "$subject" = "${target%.*}" ]; then
_error "$target: No subject found for target"
return $?
fi
if [ ! -f "$database" ]; then
_error "$subject: No database found for subject"
return $?
fi
source="${target%-*}.$ext.in"
[ -f "$source" ] || source="${source#$OBJDIR}"
if [ ! -f "$source" ]; then
_error "$source: Could not find source"
return $?
fi
case "$ext" in
html|sgml|xml)
options=
while read line; do
name="${line%%=*}"
value="${line#*=}"
value="$(echo "$value" | $SED \
-e "s/[ $'\"\`\\\\]/\\\&/g" \
-e "s/&/\\\\\\&/g" \
-e "s/\'/\\\\\\'/g" \
-e "s/\"/\\\\\\"/g" \
-e "s/</\\\\\\</g")"
options="$options -e \"s/@@$name@@/$value/g\""
done < "$database"
eval $SED $options < "$source" > "$target"
res=$?
;;
md|rst|txt)
options=
while read line; do
name="${line%%=*}"
value="${line#*=}"
value="$(echo "$value" | $SED \
-e "s/[ $'\"\`\\\\/]/\\\&/g")"
options="$options -e \"s/@@$name@@/$value/g\""
done < "$database"
eval $SED $options < "$source" > "$target"
res=$?
;;
*)
_error "$target: Unknown type"
return 2
;;
esac
if [ $res -ne 0 ]; then
_error "$target: Could not create target"
$DEBUG $RM -- "$target"
fi
return $res
}
#error
_error()
{
echo "$PROGNAME: $@" 1>&2
return 2
}
#usage
_usage()
{
echo "Usage: $PROGNAME [-c|-i|-u][-P prefix] target..." 1>&2
return 1
}
#main
clean=0
install=0
uninstall=0
while getopts "ciO:uP:" name; do
case "$name" in
c)
clean=1
;;
i)
uninstall=0
install=1
;;
O)
export "${OPTARG%%=*}"="${OPTARG#*=}"
;;
u)
install=0
uninstall=1
;;
P)
PREFIX="$OPTARG"
;;
?)
_usage
exit $?
;;
esac
done
shift $((OPTIND - 1))
if [ $# -lt 1 ]; then
_usage
exit $?
fi
#check the variables
if [ -z "$PACKAGE" ]; then
_error "The PACKAGE variable needs to be set"
exit $?
fi
[ -z "$DATADIR" ] && DATADIR="$PREFIX/share"
exec 3>&1
while [ $# -gt 0 ]; do
target="$1"
shift
#determine the type
ext="${target##*.}"
case "$ext" in
html|md|rst|sgml|txt|xml)
instdir="$DATADIR/doc/$ext/$PACKAGE"
source="${target#$OBJDIR}"
source="${source%.*}.md"
;;
*)
_error "$target: Unknown type"
exit 2
;;
esac
#clean
if [ "$clean" -ne 0 ]; then
case "$ext" in
html|md|rst|sgml|txt|xml)
;;
*)
_error "$target: Unknown type"
exit 2
;;
esac
exit $?
fi
#uninstall
if [ "$uninstall" -eq 1 ]; then
target="${target#$OBJDIR}"
$DEBUG $RM -- "$instdir/$target" || exit 2
continue
fi
#install
if [ "$install" -eq 1 ]; then
source="${target#$OBJDIR}"
dirname=
if [ "${source%/*}" != "$source" ]; then
dirname="/${source%/*}"
fi
$DEBUG $MKDIR -- "$instdir$dirname" || exit 2
$DEBUG $INSTALL "$target" "$instdir/$source" || exit 2
continue
fi
#create
_template "$target" || exit 2
done