Files
git/Documentation/meson.build
brian m. carlson d4f439548d docs: add documentation for loose objects
We currently have no documentation for how loose objects are stored.
Let's add some here so it's easy for people to understand how they
work.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2025-10-09 17:46:14 -07:00

540 lines
14 KiB
Meson

manpages = {
# Category 1.
'git-add.adoc' : 1,
'git-am.adoc' : 1,
'git-annotate.adoc' : 1,
'git-apply.adoc' : 1,
'git-archimport.adoc' : 1,
'git-archive.adoc' : 1,
'git-backfill.adoc' : 1,
'git-bisect.adoc' : 1,
'git-blame.adoc' : 1,
'git-branch.adoc' : 1,
'git-bugreport.adoc' : 1,
'git-bundle.adoc' : 1,
'git-cat-file.adoc' : 1,
'git-check-attr.adoc' : 1,
'git-check-ignore.adoc' : 1,
'git-check-mailmap.adoc' : 1,
'git-checkout-index.adoc' : 1,
'git-checkout.adoc' : 1,
'git-check-ref-format.adoc' : 1,
'git-cherry-pick.adoc' : 1,
'git-cherry.adoc' : 1,
'git-citool.adoc' : 1,
'git-clean.adoc' : 1,
'git-clone.adoc' : 1,
'git-column.adoc' : 1,
'git-commit-graph.adoc' : 1,
'git-commit-tree.adoc' : 1,
'git-commit.adoc' : 1,
'git-config.adoc' : 1,
'git-count-objects.adoc' : 1,
'git-credential-cache--daemon.adoc' : 1,
'git-credential-cache.adoc' : 1,
'git-credential-store.adoc' : 1,
'git-credential.adoc' : 1,
'git-cvsexportcommit.adoc' : 1,
'git-cvsimport.adoc' : 1,
'git-cvsserver.adoc' : 1,
'git-daemon.adoc' : 1,
'git-describe.adoc' : 1,
'git-diagnose.adoc' : 1,
'git-diff-files.adoc' : 1,
'git-diff-index.adoc' : 1,
'git-diff-pairs.adoc' : 1,
'git-difftool.adoc' : 1,
'git-diff-tree.adoc' : 1,
'git-diff.adoc' : 1,
'git-fast-export.adoc' : 1,
'git-fast-import.adoc' : 1,
'git-fetch-pack.adoc' : 1,
'git-fetch.adoc' : 1,
'git-filter-branch.adoc' : 1,
'git-fmt-merge-msg.adoc' : 1,
'git-for-each-ref.adoc' : 1,
'git-for-each-repo.adoc' : 1,
'git-format-patch.adoc' : 1,
'git-fsck-objects.adoc' : 1,
'git-fsck.adoc' : 1,
'git-fsmonitor--daemon.adoc' : 1,
'git-gc.adoc' : 1,
'git-get-tar-commit-id.adoc' : 1,
'git-grep.adoc' : 1,
'git-gui.adoc' : 1,
'git-hash-object.adoc' : 1,
'git-help.adoc' : 1,
'git-hook.adoc' : 1,
'git-http-backend.adoc' : 1,
'git-http-fetch.adoc' : 1,
'git-http-push.adoc' : 1,
'git-imap-send.adoc' : 1,
'git-index-pack.adoc' : 1,
'git-init-db.adoc' : 1,
'git-init.adoc' : 1,
'git-instaweb.adoc' : 1,
'git-interpret-trailers.adoc' : 1,
'git-log.adoc' : 1,
'git-ls-files.adoc' : 1,
'git-ls-remote.adoc' : 1,
'git-ls-tree.adoc' : 1,
'git-mailinfo.adoc' : 1,
'git-mailsplit.adoc' : 1,
'git-maintenance.adoc' : 1,
'git-merge-base.adoc' : 1,
'git-merge-file.adoc' : 1,
'git-merge-index.adoc' : 1,
'git-merge-one-file.adoc' : 1,
'git-mergetool--lib.adoc' : 1,
'git-mergetool.adoc' : 1,
'git-merge-tree.adoc' : 1,
'git-merge.adoc' : 1,
'git-mktag.adoc' : 1,
'git-mktree.adoc' : 1,
'git-multi-pack-index.adoc' : 1,
'git-mv.adoc' : 1,
'git-name-rev.adoc' : 1,
'git-notes.adoc' : 1,
'git-p4.adoc' : 1,
'git-pack-objects.adoc' : 1,
'git-pack-refs.adoc' : 1,
'git-patch-id.adoc' : 1,
'git-prune-packed.adoc' : 1,
'git-prune.adoc' : 1,
'git-pull.adoc' : 1,
'git-push.adoc' : 1,
'git-quiltimport.adoc' : 1,
'git-range-diff.adoc' : 1,
'git-read-tree.adoc' : 1,
'git-rebase.adoc' : 1,
'git-receive-pack.adoc' : 1,
'git-reflog.adoc' : 1,
'git-refs.adoc' : 1,
'git-remote-ext.adoc' : 1,
'git-remote-fd.adoc' : 1,
'git-remote.adoc' : 1,
'git-repack.adoc' : 1,
'git-replace.adoc' : 1,
'git-replay.adoc' : 1,
'git-request-pull.adoc' : 1,
'git-rerere.adoc' : 1,
'git-reset.adoc' : 1,
'git-restore.adoc' : 1,
'git-revert.adoc' : 1,
'git-rev-list.adoc' : 1,
'git-rev-parse.adoc' : 1,
'git-rm.adoc' : 1,
'git-send-email.adoc' : 1,
'git-send-pack.adoc' : 1,
'git-shell.adoc' : 1,
'git-sh-i18n--envsubst.adoc' : 1,
'git-sh-i18n.adoc' : 1,
'git-shortlog.adoc' : 1,
'git-show-branch.adoc' : 1,
'git-show-index.adoc' : 1,
'git-show-ref.adoc' : 1,
'git-show.adoc' : 1,
'git-sh-setup.adoc' : 1,
'git-sparse-checkout.adoc' : 1,
'git-stage.adoc' : 1,
'git-stash.adoc' : 1,
'git-status.adoc' : 1,
'git-stripspace.adoc' : 1,
'git-submodule.adoc' : 1,
'git-svn.adoc' : 1,
'git-switch.adoc' : 1,
'git-symbolic-ref.adoc' : 1,
'git-tag.adoc' : 1,
'git-unpack-file.adoc' : 1,
'git-unpack-objects.adoc' : 1,
'git-update-index.adoc' : 1,
'git-update-ref.adoc' : 1,
'git-update-server-info.adoc' : 1,
'git-upload-archive.adoc' : 1,
'git-upload-pack.adoc' : 1,
'git-var.adoc' : 1,
'git-verify-commit.adoc' : 1,
'git-verify-pack.adoc' : 1,
'git-verify-tag.adoc' : 1,
'git-version.adoc' : 1,
'git-web--browse.adoc' : 1,
'git-worktree.adoc' : 1,
'git-write-tree.adoc' : 1,
'git.adoc' : 1,
'gitk.adoc' : 1,
'gitweb.adoc' : 1,
'scalar.adoc' : 1,
# Category 5.
'gitattributes.adoc' : 5,
'gitformat-bundle.adoc' : 5,
'gitformat-chunk.adoc' : 5,
'gitformat-commit-graph.adoc' : 5,
'gitformat-index.adoc' : 5,
'gitformat-loose.adoc' : 5,
'gitformat-pack.adoc' : 5,
'gitformat-signature.adoc' : 5,
'githooks.adoc' : 5,
'gitignore.adoc' : 5,
'gitmailmap.adoc' : 5,
'gitmodules.adoc' : 5,
'gitprotocol-capabilities.adoc' : 5,
'gitprotocol-common.adoc' : 5,
'gitprotocol-http.adoc' : 5,
'gitprotocol-pack.adoc' : 5,
'gitprotocol-v2.adoc' : 5,
'gitrepository-layout.adoc' : 5,
'gitweb.conf.adoc' : 5,
# Category 7.
'gitcli.adoc' : 7,
'gitcore-tutorial.adoc' : 7,
'gitcredentials.adoc' : 7,
'gitcvs-migration.adoc' : 7,
'gitdiffcore.adoc' : 7,
'giteveryday.adoc' : 7,
'gitfaq.adoc' : 7,
'gitglossary.adoc' : 7,
'gitpacking.adoc' : 7,
'gitnamespaces.adoc' : 7,
'gitremote-helpers.adoc' : 7,
'gitrevisions.adoc' : 7,
'gitsubmodules.adoc' : 7,
'gittutorial-2.adoc' : 7,
'gittutorial.adoc' : 7,
'gitworkflows.adoc' : 7,
}
manpages_breaking_changes = {
'git-pack-redundant.adoc' : 1,
'git-whatchanged.adoc' : 1,
}
if not get_option('breaking_changes')
manpages += manpages_breaking_changes
endif
docs_backend = get_option('docs_backend')
if docs_backend == 'auto'
if find_program('asciidoc', dirs: program_path, native: true, required: false).found()
docs_backend = 'asciidoc'
elif find_program('asciidoctor', dirs: program_path, native: true, required: false).found()
docs_backend = 'asciidoctor'
else
error('Neither asciidoc nor asciidoctor were found.')
endif
endif
if docs_backend == 'asciidoc'
asciidoc = find_program('asciidoc', dirs: program_path, native: true)
asciidoc_html = 'xhtml11'
asciidoc_docbook = 'docbook'
xmlto_extra = [ ]
asciidoc_conf = custom_target(
command: [
shell,
meson.project_source_root() / 'GIT-VERSION-GEN',
meson.project_source_root(),
'@INPUT@',
'@OUTPUT@',
],
input: 'asciidoc.conf.in',
output: 'asciidoc.conf',
depends: [git_version_file],
env: version_gen_environment,
)
asciidoc_common_options = [
asciidoc,
'--conf-file=' + asciidoc_conf.full_path(),
'--attribute=build_dir=' + meson.current_build_dir(),
]
pager_opt = get_option('default_pager')
if pager_opt != '' and pager_opt != 'less'
asciidoc_common_options += '-agit-default-pager=' + pager_opt
endif
editor_opt = get_option('default_editor')
if editor_opt != '' and editor_opt != 'vi'
asciidoc_common_options += '-agit-default-editor=' + editor_opt
endif
documentation_deps = [
asciidoc_conf,
]
elif docs_backend == 'asciidoctor'
asciidoctor = find_program('asciidoctor', dirs: program_path, native: true)
asciidoc_html = 'xhtml5'
asciidoc_docbook = 'docbook5'
xmlto_extra = [
'--skip-validation',
'-x', meson.current_source_dir() / 'manpage.xsl',
]
asciidoctor_extensions = custom_target(
command: [
shell,
meson.project_source_root() / 'GIT-VERSION-GEN',
meson.project_source_root(),
'@INPUT@',
'@OUTPUT@',
],
input: 'asciidoctor-extensions.rb.in',
output: 'asciidoctor-extensions.rb',
depends: [git_version_file],
env: version_gen_environment,
)
asciidoc_common_options = [
asciidoctor,
'--attribute', 'compat-mode',
'--attribute', 'tabsize=8',
'--attribute', 'litdd=&#x2d;&#x2d;',
'--attribute', 'docinfo=shared',
'--attribute', 'build_dir=' + meson.current_build_dir(),
'--load-path', meson.current_build_dir(),
'--require', 'asciidoctor-extensions',
]
pager_opt = get_option('default_pager')
if pager_opt != '' and pager_opt != 'less'
asciidoc_common_options += '-agit-default-pager=' + pager_opt
endif
editor_opt = get_option('default_editor')
if editor_opt != '' and editor_opt != 'vi'
asciidoc_common_options += '-agit-default-editor=' + editor_opt
endif
documentation_deps = [
asciidoctor_extensions,
]
endif
if get_option('breaking_changes')
asciidoc_common_options += ['--attribute', 'with-breaking-changes']
endif
xmlto = find_program('xmlto', dirs: program_path, native: true)
cmd_lists = [
'cmds-ancillaryinterrogators.adoc',
'cmds-ancillarymanipulators.adoc',
'cmds-mainporcelain.adoc',
'cmds-plumbinginterrogators.adoc',
'cmds-plumbingmanipulators.adoc',
'cmds-synchingrepositories.adoc',
'cmds-synchelpers.adoc',
'cmds-guide.adoc',
'cmds-developerinterfaces.adoc',
'cmds-userinterfaces.adoc',
'cmds-purehelpers.adoc',
'cmds-foreignscminterface.adoc',
]
documentation_deps += custom_target(
command: [
shell,
'@INPUT@',
meson.project_source_root(),
meson.current_build_dir(),
] + cmd_lists,
input: 'cmd-list.sh',
output: cmd_lists
)
foreach mode : [ 'diff', 'merge' ]
documentation_deps += custom_target(
command: [
shell,
'@INPUT@',
'..',
mode,
'@OUTPUT@'
],
env: [
'MERGE_TOOLS_DIR=' + meson.project_source_root() / 'mergetools',
],
input: 'generate-mergetool-list.sh',
output: 'mergetools-' + mode + '.adoc',
)
endforeach
foreach manpage, category : manpages
if get_option('docs').contains('man')
manpage_xml_target = custom_target(
command: asciidoc_common_options + [
'--backend=' + asciidoc_docbook,
'--doctype=manpage',
'--out-file=@OUTPUT@',
'@INPUT@',
],
depends: documentation_deps,
input: manpage,
output: fs.stem(manpage) + '.xml',
)
custom_target(
command: [
xmlto,
'-m', '@INPUT0@',
'-m', '@INPUT1@',
'--stringparam',
'man.base.url.for.relative.links=' + get_option('prefix') / get_option('mandir'),
'man',
manpage_xml_target,
'-o',
meson.current_build_dir(),
] + xmlto_extra,
input: [
'manpage-normal.xsl',
'manpage-bold-literal.xsl',
],
output: fs.stem(manpage) + '.' + category.to_string(),
install: true,
install_dir: get_option('mandir') / 'man' + category.to_string(),
)
endif
if get_option('docs').contains('html')
custom_target(
command: asciidoc_common_options + [
'--backend=' + asciidoc_html,
'--doctype=manpage',
'--out-file=@OUTPUT@',
'@INPUT@',
],
depends: documentation_deps,
input: manpage,
output: fs.stem(manpage) + '.html',
install: true,
install_dir: get_option('datadir') / 'doc/git-doc',
)
endif
endforeach
if get_option('docs').contains('html')
configure_file(
input: 'docinfo-html.in',
output: 'docinfo.html',
copy: true,
install: true,
install_dir: get_option('datadir') / 'doc/git-doc',
)
configure_file(
input: 'docbook-xsl.css',
output: 'docbook-xsl.css',
copy: true,
install: true,
install_dir: get_option('datadir') / 'doc/git-doc',
)
install_symlink('index.html',
install_dir: get_option('datadir') / 'doc/git-doc',
pointing_to: 'git.html',
)
xsltproc = find_program('xsltproc', dirs: program_path, native: true)
user_manual_xml = custom_target(
command: asciidoc_common_options + [
'--backend=' + asciidoc_docbook,
'--doctype=book',
'--out-file=@OUTPUT@',
'@INPUT@',
],
input: 'user-manual.adoc',
output: 'user-manual.xml',
depends: documentation_deps,
)
custom_target(
command: [
xsltproc,
'--xinclude',
'--stringparam', 'html.stylesheet', 'docbook-xsl.css',
'--param', 'generate.consistent.ids', '1',
'--output', '@OUTPUT@',
'@INPUT@',
user_manual_xml,
],
input: 'docbook.xsl',
output: 'user-manual.html',
install: true,
install_dir: get_option('datadir') / 'doc/git-doc',
)
articles = [
'BreakingChanges.adoc',
'DecisionMaking.adoc',
'MyFirstContribution.adoc',
'MyFirstObjectWalk.adoc',
'ReviewingGuidelines.adoc',
'SubmittingPatches',
'ToolsForGit.adoc',
'git-bisect-lk2009.adoc',
'git-tools.adoc',
]
foreach article : articles
custom_target(
command: asciidoc_common_options + [
'--backend=' + asciidoc_html,
'--out-file=@OUTPUT@',
'@INPUT@',
],
input: article,
output: fs.stem(article) + '.html',
depends: documentation_deps,
install: true,
install_dir: get_option('datadir') / 'doc/git-doc',
)
endforeach
asciidoc_html_options = asciidoc_common_options + [
'--backend=' + asciidoc_html,
'--out-file=@OUTPUT@',
'--attribute', 'git-relative-html-prefix=../',
'@INPUT@',
]
subdir('howto')
subdir('technical')
endif
# Sanity check that we are not missing any tests present in 't/'. This check
# only runs once at configure time and is thus best-effort, only. Furthermore,
# it only verifies man pages for the sake of simplicity.
configured_manpages = manpages.keys()
configured_manpages += manpages_breaking_changes.keys()
configured_manpages += [ 'git-bisect-lk2009.adoc', 'git-tools.adoc' ]
actual_manpages = run_command(shell, '-c', 'ls git*.adoc scalar.adoc',
check: true,
env: script_environment,
).stdout().strip().split('\n')
if configured_manpages != actual_manpages
missing_manpage = [ ]
foreach actual_manpage : actual_manpages
if actual_manpage not in configured_manpages
missing_manpage += actual_manpage
endif
endforeach
if missing_manpage.length() > 0
error('Man page found, but not configured:\n\n - ' + '\n - '.join(missing_manpage))
endif
superfluous_manpage = [ ]
foreach configured_manpage : configured_manpages
if configured_manpage not in actual_manpages
superfluous_manpage += configured_manpage
endif
endforeach
if superfluous_manpage.length() > 0
error('Man page configured, but not found:\n\n - ' + '\n - '.join(superfluous_manpage))
endif
endif