systemd/man/meson.build
Zbigniew Jędrzejewski-Szmek 6939fb9eb4 meson: update bug reference
https://github.com/mesonbuild/meson/issues/1644 was resolved in 0.42:
be4428005d,
but still no-go.
2018-10-11 10:55:41 +02:00

210 lines
7.4 KiB
Meson

# SPDX-License-Identifier: LGPL-2.1+
# This is lame, I know, but meson has no other include mechanism
subdir('rules')
want_man = get_option('man')
want_html = get_option('html')
xsltproc = find_program('xsltproc',
required : want_man == 'true' or want_html == 'true')
want_man = want_man != 'false' and xsltproc.found()
want_html = want_html != 'false' and xsltproc.found()
xsltproc_flags = [
'--nonet',
'--xinclude',
'--maxdepth', '9000',
'--stringparam', 'man.output.quietly', '1',
'--stringparam', 'funcsynopsis.style', 'ansi',
'--stringparam', 'man.authors.section.enabled', '0',
'--stringparam', 'man.copyright.section.enabled', '0',
'--stringparam', 'systemd.version', '@0@'.format(meson.project_version()),
'--path',
'@0@:@1@'.format(meson.current_build_dir(), meson.current_source_dir())]
custom_man_xsl = files('custom-man.xsl')
custom_html_xsl = files('custom-html.xsl')
xslt_cmd = [xsltproc, '-o', '@OUTPUT0@'] + xsltproc_flags
custom_entities_ent = configure_file(
input : 'custom-entities.ent.in',
output : 'custom-entities.ent',
configuration : conf)
man_pages = []
html_pages = []
source_xml_files = []
foreach tuple : xsltproc.found() ? manpages : []
stem = tuple[0]
section = tuple[1]
aliases = tuple[2]
condition = tuple[3]
xml = stem + '.xml'
html = stem + '.html'
man = stem + '.' + section
manaliases = []
htmlaliases = []
foreach alias : aliases
manaliases += alias + '.' + section
htmlaliases += alias + '.html'
endforeach
mandirn = join_paths(get_option('mandir'), 'man' + section)
if condition == '' or conf.get(condition) == 1
p1 = custom_target(
man,
input : xml,
output : [man] + manaliases,
command : xslt_cmd + [custom_man_xsl, '@INPUT@'],
depend_files : custom_entities_ent,
install : want_man,
install_dir : mandirn)
man_pages += p1
p2 = []
foreach htmlalias : htmlaliases
link = custom_target(
htmlalias,
input : p2,
output : htmlalias,
command : ['ln', '-fs', html, '@OUTPUT@'])
if want_html
dst = join_paths(docdir, 'html', htmlalias)
cmd = 'ln -fs @0@ $DESTDIR@1@'.format(html, dst)
meson.add_install_script('sh', '-c', cmd)
p2 += link
endif
html_pages += link
endforeach
p3 = custom_target(
html,
input : xml,
output : html,
command : xslt_cmd + [custom_html_xsl, '@INPUT@'],
depend_files : custom_entities_ent,
depends : p2,
install : want_html,
install_dir : join_paths(docdir, 'html'))
html_pages += p3
source_xml_files += files(tuple[0] + '.xml')
else
message('Skipping @0@.@1@ because @2@ is false'.format(stem, section, condition))
endif
endforeach
############################################################
have_lxml = run_command(xml_helper_py).returncode() == 0
if not have_lxml
message('python-lxml not available, not making man page indices')
endif
systemd_directives_xml = custom_target(
'systemd.directives.xml',
input : source_xml_files,
output : 'systemd.directives.xml',
command : [make_directive_index_py, '@OUTPUT@'] + source_xml_files)
nonindex_xml_files = source_xml_files + [systemd_directives_xml]
systemd_index_xml = custom_target(
'systemd.index.xml',
input : nonindex_xml_files,
output : 'systemd.index.xml',
command : [make_man_index_py, '@OUTPUT@'] + nonindex_xml_files)
foreach tuple : xsltproc.found() ? [['systemd.directives', '7', systemd_directives_xml],
['systemd.index', '7', systemd_index_xml]] : []
stem = tuple[0]
section = tuple[1]
xml = tuple[2]
html = stem + '.html'
man = stem + '.' + section
mandirn = join_paths(get_option('mandir'), 'man' + section)
p1 = custom_target(
man,
input : xml,
output : man,
command : xslt_cmd + [custom_man_xsl, '@INPUT@'],
install : want_man and have_lxml,
install_dir : mandirn)
man_pages += p1
p2 = []
if html == 'systemd.index.html'
htmlalias = 'index.html'
link = custom_target(
htmlalias,
input : p2,
output : htmlalias,
command : ['ln', '-fs', html, '@OUTPUT@'])
if want_html
dst = join_paths(docdir, 'html', htmlalias)
cmd = 'ln -fs @0@ $DESTDIR@1@'.format(html, dst)
meson.add_install_script('sh', '-c', cmd)
p2 += link
endif
html_pages += link
endif
p3 = custom_target(
html,
input : xml,
output : html,
command : xslt_cmd + [custom_html_xsl, '@INPUT@'],
depend_files : custom_entities_ent,
depends : p2,
install : want_html and have_lxml,
install_dir : join_paths(docdir, 'html'))
html_pages += p3
endforeach
# Cannot use run_target because those targets are used in depends
# Also see https://github.com/mesonbuild/meson/issues/368.
man = custom_target(
'man',
output : 'man',
depends : man_pages,
command : ['echo'])
html = custom_target(
'html',
output : 'html',
depends : html_pages,
command : ['echo'])
run_target(
'doc-sync',
depends : man_pages + html_pages,
command : ['rsync', '-rlv',
'--delete-excluded',
'--include=man',
'--include=*.html',
'--exclude=*',
'--omit-dir-times',
meson.current_build_dir(),
get_option('www-target')])
############################################################
if git.found()
custom_target(
'update-man-rules',
output : 'update-man-rules',
# slightly strange syntax because of
# https://github.com/mesonbuild/meson/issues/1643
# and https://github.com/mesonbuild/meson/issues/1512
command : ['sh', '-c',
'cd @0@ && '.format(meson.build_root()) +
'python3 @0@/tools/make-man-rules.py `git ls-files ":/man/*.xml"` >t && '.format(meson.source_root()) +
'mv t @0@/rules/meson.build'.format(meson.current_source_dir())],
depend_files : custom_entities_ent)
endif