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#!/bin/sh
							#$Id$
							#Copyright (c) 2012-2020 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="${0%/gtkdoc.sh}/../config.sh"
							PREFIX="/usr/local"
							PROGNAME="gtkdoc.sh"
							#executables
							CP="cp"
							DEBUG="_debug"
							GTKDOC_FIXXREF="gtkdoc-fixxref"
							GTKDOC_MKDB="gtkdoc-mkdb"
							GTKDOC_MKHTML="gtkdoc-mkhtml"
							GTKDOC_MKTMPL="gtkdoc-mktmpl"
							GTKDOC_SCAN="gtkdoc-scan"
							INSTALL="install -m 0644"
							MKDIR="mkdir -m 0755 -p"
							RM="rm -f"
							RMDIR="rmdir"
							TOUCH="touch"
							[ -f "$CONFIGSH" ] && . "$CONFIGSH"
							#functions
							#debug
							_debug()
							{
								echo "$@" 1>&3
								"$@"
							}
							#error
							_error()
							{
								echo "$PROGNAME: $@" 1>&2
								return 2
							}
							#gtkdoc_fixxref
							_gtkdoc_fixxref()
							{
								module="$1"
								moduledir="$2"
								htmldir="$3"
								outputdir="$4"
								(cd "$outputdir" &&
									$DEBUG $GTKDOC_FIXXREF \
											--module="$module" \
											--module-dir="$moduledir" \
											--html-dir="$htmldir")	|| exit 2
							}
							#gtkdoc_mkdb
							_gtkdoc_mkdb()
							{
								module="$1"
								sourcedir="$2"
								outputdir="$3"
								(cd "$sourcedir" &&
									$DEBUG $GTKDOC_MKDB --module="$module" \
											--output-dir="$outputdir" \
											--output-format="xml" --tmpl-dir="tmpl")
							}
							#gtkdoc_mkhtml
							_gtkdoc_mkhtml()
							{
								module="$1"
								path="$2"
								driver="$3"
								outputdir="$4"
								(cd "$outputdir" &&
									$DEBUG $GTKDOC_MKHTML --path "$path" "$module" "$driver")
							}
							#gtkdoc_mktmpl
							_gtkdoc_mktmpl()
							{
								module="$1"
								sourcedir="$2"
								outputdir="$3"
								(cd "$sourcedir" &&
									$DEBUG $GTKDOC_MKTMPL --module="$module" \
											--output-dir="$outputdir")
							}
							#gtkdoc_scan
							_gtkdoc_scan()
							{
								module="$1"
								sourcedir="$2"
								outputdir="$3"
								(cd ".." &&
									$DEBUG $GTKDOC_SCAN --module="$module" \
											--source-dir="$sourcedir" \
											--output-dir="$outputdir")
							#		--rebuild-types
							}
							#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 $?
							fi
							MODULE="$PACKAGE"
							[ -z "$DATADIR" ] && DATADIR="$PREFIX/share"
							instdir="$DATADIR/gtk-doc/html"
							exec 3>&1
							while [ $# -gt 0 ]; do
								target="$1"
								target="${target#$OBJDIR}"
								shift
								#clean
								[ "$clean" -ne 0 ] && continue
								#uninstall
								if [ "$uninstall" -eq 1 ]; then
									for i in "${OBJDIR}gtkdoc/html/"*.*; do
										[ -f "$i" ] || continue
										file="${i##*/}"
										$DEBUG $RM -- "$instdir/$MODULE/$file"	|| exit 2
									done
									if [ -d "$instdir/$MODULE" ]; then
										$DEBUG $RMDIR -- "$instdir/$MODULE"	|| exit 2
									fi
									continue
								fi
								#create
								case "$target" in
									gtkdoc/html.stamp)
										output="${OBJDIR}gtkdoc/html"
										$DEBUG $MKDIR -- "$output"		|| exit 2
										driver="$MODULE-docs.xml"
										oldpath="$PWD"
										[ -n "$OBJDIR" ] && for file in \
											"gtkdoc/$driver" \
											"gtkdoc/xml/gtkdocentities.ent"; do
											[ -f "$file" ] || continue
											$DEBUG $CP -- "$file" \
													"${OBJDIR}$file" || exit 2
										done
										_gtkdoc_mkhtml "$MODULE" "${oldpath%/*}" "../$driver" \
												"$output"
										#detect when gtk-doc is not available
										res=$?
										if [ $res -eq 127 ]; then
											_error "$GTKDOC_MKHTML: Not available" \
												"(not generating documentation)"
											continue
										elif [ $res -ne 0 ]; then
											exit 2
										fi
										output="${OBJDIR}gtkdoc"
										_gtkdoc_fixxref "$MODULE" "html" "$instdir" "$output"
										;;
									gtkdoc/tmpl.stamp)
										output="tmpl"
										if [ -n "$OBJDIR" ]; then
											output="${OBJDIR}gtkdoc/tmpl"
											$DEBUG $MKDIR -- "$output"	|| exit 2
										fi
										_gtkdoc_mktmpl "$MODULE" "${OBJDIR}gtkdoc" "$output"
										;;
									gtkdoc/xml.stamp)
										output="xml"
										if [ -n "$OBJDIR" ]; then
											output="${OBJDIR}gtkdoc"
											sections="gtkdoc/$MODULE-sections.txt"
											$DEBUG $MKDIR -- "$output/xml"	|| exit 2
											$DEBUG $CP -- "$sections" "$output" \
															|| exit 2
											_gtkdoc_scan "$MODULE" "include" "$output"
											output="${OBJDIR}gtkdoc/xml"
										fi
										_gtkdoc_mkdb "$MODULE" "${OBJDIR}gtkdoc" "$output"
										;;
									gtkdoc/*.types)
										output="$PWD/gtkdoc"			|| exit 2
										if [ -n "$OBJDIR" ]; then
											output="${OBJDIR}gtkdoc"
											$DEBUG $MKDIR -- "$output"	|| exit 2
										fi
										_gtkdoc_scan "$MODULE" "include" "$output"
										;;
									*)
										_error "$target: Unknown type"
										exit $?
										;;
								esac
								#XXX ignore errors
								if [ $? -ne 0 ]; then
									_error "$target: Could not create documentation"
									install=0
								fi
								$TOUCH "${OBJDIR}$target"
								#install
								if [ "$install" -eq 1 ]; then
									$DEBUG $MKDIR "$instdir/$MODULE"		|| exit 2
									for i in "${OBJDIR}gtkdoc/html/"*.*; do
										[ -f "$i" ] || continue
										file="${i##*/}"
										$DEBUG $INSTALL "$i" "$instdir/$MODULE/$file" \
															|| exit 2
									done
								fi
							done
							