aboutsummaryrefslogtreecommitdiff
blob: b45e0cf582a65afd8194fd3aa17b9ed817bc2b1c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
# SPDX-License-Identifier: LGPL-2.1+
#
# Copyright 2017 Zbigniew Jędrzejewski-Szmek

# 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 : want_man or want_html ? [['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 until https://github.com/mesonbuild/meson/issues/1644 is resolved
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