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Tue, 18 Aug 2020 14:12:16 +0000 (UTC) Received: from virtlab701.virt.lab.eng.bos.redhat.com (virtlab701.virt.lab.eng.bos.redhat.com [10.19.152.228]) by smtp.corp.redhat.com (Postfix) with ESMTP id BA62C5E1DC for ; Tue, 18 Aug 2020 14:12:16 +0000 (UTC) From: Paolo Bonzini To: qemu-devel@nongnu.org Subject: [PULL 139/150] docs: automatically track manual dependencies Date: Tue, 18 Aug 2020 10:10:14 -0400 Message-Id: <20200818141025.21608-140-pbonzini@redhat.com> In-Reply-To: <20200818141025.21608-1-pbonzini@redhat.com> References: <20200818141025.21608-1-pbonzini@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=pbonzini@redhat.com X-Mimecast-Spam-Score: 0.0 X-Mimecast-Originator: redhat.com Received-SPF: pass client-ip=63.128.21.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-detected-operating-system: by eggs.gnu.org: First seen = 2020/08/18 02:02:19 X-ACL-Warn: Detected OS = Linux 2.2.x-3.x [generic] [fuzzy] X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Paolo Bonzini --- docs/conf.py | 2 +- docs/meson.build | 21 ++++++++++------- docs/sphinx/depfile.py | 51 ++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 65 insertions(+), 9 deletions(-) create mode 100644 docs/sphinx/depfile.py diff --git a/docs/conf.py b/docs/conf.py index d6e173ef77..0dbd90dc11 100644 --- a/docs/conf.py +++ b/docs/conf.py @@ -67,7 +67,7 @@ needs_sphinx = '1.6' # Add any Sphinx extension module names here, as strings. They can be # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom # ones. -extensions = ['kerneldoc', 'qmp_lexer', 'hxtool'] +extensions = ['kerneldoc', 'qmp_lexer', 'hxtool', 'depfile'] # Add any paths that contain templates here, relative to this directory. templates_path = ['_templates'] diff --git a/docs/meson.build b/docs/meson.build index 20fc92e2fe..8b059a8e39 100644 --- a/docs/meson.build +++ b/docs/meson.build @@ -34,16 +34,21 @@ if build_docs sphinxmans = [] foreach manual : manuals private_dir = meson.current_build_dir() / (manual + '.p') + output_dir = meson.current_build_dir() / manual input_dir = meson.current_source_dir() / manual - sphinxdocs += custom_target(manual + ' manual', - build_always_stale: true, + + this_manual = custom_target(manual + ' manual', build_by_default: build_docs, - output: manual, - command: [SPHINX_ARGS, '-b', 'html', '-d', private_dir, - input_dir, meson.current_build_dir() / manual]) + output: [manual + '.stamp'], + input: [files('conf.py'), files(manual / 'conf.py')], + depfile: manual + '.d', + command: [SPHINX_ARGS, '-Ddepfile=@DEPFILE@', + '-Ddepfile_stamp=@OUTPUT0@', + '-b', 'html', '-d', private_dir, + input_dir, output_dir]) + sphinxdocs += this_manual if build_docs and manual != 'devel' - install_subdir(meson.current_build_dir() / manual, - install_dir: config_host['qemu_docdir']) + install_subdir(output_dir, install_dir: config_host['qemu_docdir']) endif these_man_pages = [] @@ -54,9 +59,9 @@ if build_docs endforeach if these_man_pages.length() > 0 sphinxmans += custom_target(manual + ' man pages', - build_always_stale: true, build_by_default: build_docs, output: these_man_pages, + input: this_manual, install: build_docs, install_dir: install_dirs, command: [SPHINX_ARGS, '-b', 'man', '-d', private_dir, diff --git a/docs/sphinx/depfile.py b/docs/sphinx/depfile.py new file mode 100644 index 0000000000..277fdf0f56 --- /dev/null +++ b/docs/sphinx/depfile.py @@ -0,0 +1,51 @@ +# coding=utf-8 +# +# QEMU depfile generation extension +# +# Copyright (c) 2020 Red Hat, Inc. +# +# This work is licensed under the terms of the GNU GPLv2 or later. +# See the COPYING file in the top-level directory. + +"""depfile is a Sphinx extension that writes a dependency file for + an external build system""" + +import os +import sphinx + +__version__ = '1.0' + +def get_infiles(env): + for x in env.found_docs: + yield env.doc2path(x) + yield from ((os.path.join(env.srcdir, dep) + for dep in env.dependencies[x])) + +def write_depfile(app, env): + if not env.config.depfile: + return + + # Using a directory as the output file does not work great because + # its timestamp does not necessarily change when the contents change. + # So create a timestamp file. + if env.config.depfile_stamp: + with open(env.config.depfile_stamp, 'w') as f: + pass + + with open(env.config.depfile, 'w') as f: + print((env.config.depfile_stamp or app.outdir) + ": \\", file=f) + print(*get_infiles(env), file=f) + for x in get_infiles(env): + print(x + ":", file=f) + + +def setup(app): + app.add_config_value('depfile', None, 'env') + app.add_config_value('depfile_stamp', None, 'env') + app.connect('env-updated', write_depfile) + + return dict( + version = __version__, + parallel_read_safe = True, + parallel_write_safe = True + )