/*
 * tardy - a tar post-processor
 * Copyright (C) 2002, 2008, 2011 Peter Miller
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or (at
 * your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

doxygen = [find_command doxygen];
if [doxygen] then
    all += doxygen/index.html;

doxygen/index.html: [match_mask %0%.h [source_files]]
    etc/doxygen.cfg
{
    cat [resolve etc/doxygen.cfg] - > Doxyfile;
data
# The OUTPUT_DIRECTORY tag is used to specify the (relative or
# absolute) base path where the generated documentation will be
# put.  If a relative path is entered, it will be relative to the
# location where doxygen was started. If left blank the current
# directory will be used.
OUTPUT_DIRECTORY       = doxygen-tmp

# documented source files. You may enter file names like "myfile.cpp"
# or directories like "/usr/src/myproject". Separate the files or
# directories with spaces.
INPUT = [unsplit " \\\n" [resolve [stringset [need] - etc/doxygen.cfg]]]

# The PROJECT_NUMBER tag can be used to enter a project or revision
# number.  This could be handy for archiving the generated
# documentation or if some version control system is used.
PROJECT_NUMBER = [version]
dataend
    [doxygen] Doxyfile
        -d doxygen
        [resolve [stringset [need] - etc/doxygen.cfg]]
        2>&1 | tee doxygen.output.tmp
            /*
             * have Cook tell us how long
             * it takes to cook.
             */
            set meter
        ;

    /*
     * Test file exists and has a size of zero, otherwise fail this
     * build step.  This is to cope with the fact that Doxygen exists
     * with an exit status of zero even if it finds errors.
     */
    test ! -s doxygen.output.tmp;

    rm -rf doxygen doxygen.output.tmp
        set silent errok;
    mv doxygen-tmp/html doxygen;
    rm -rf Doxyfile doxygen-tmp
        set errok silent;
}
