Migrate to PEP517 meson-python build

Bug: https://bugs.gentoo.org/909888
Signed-off-by: Zac Medico <[email protected]>

.github/workflows/ci.yml

@@ -25,6 +25,14 @@ jobs:
       uses: actions/setup-python@v2
       with:
         python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        set -xe
+        python -VV
+        python -m site
+        python -m pip install --upgrade pip
+        # setuptools needed for 3.12+ because of https://github.com/mesonbuild/meson/issues/7702.
+        python -m pip install meson ninja setuptools
     - name: Install portage
       run: |
         mkdir portage
@@ -38,8 +46,13 @@ jobs:
         sudo wget "https://www.gentoo.org/dtd/metadata.dtd" -O /var/cache/distfiles/metadata.dtd
         sudo wget "https://gitweb.gentoo.org/proj/portage.git/plain/cnf/repos.conf" -O /etc/portage/repos.conf
         sudo ln -s /var/db/repos/gentoo/profiles/default/linux/amd64/17.1/systemd /etc/portage/make.profile
-    - name: Run tests
+    - name: Test meson install --destdir /tmp/install-root
+      run: |
+        echo -e "[binaries]\npython = '$(command -v python)'" > /tmp/native.ini
+        meson setup --native-file /tmp/native.ini /tmp/build .
+        meson install -C /tmp/build --destdir /tmp/install-root
+    - name: Run tests for ${{ matrix.python-version }}
       run: |
         export PYTHONPATH="${PWD}/portage/lib"${PYTHONPATH:+:}${PYTHONPATH}
         export PATH="${PWD}/portage/bin":${PATH}
-        python setup.py test
+        meson test -C /tmp/build --verbose

bin/ebump

@@ -12,7 +12,7 @@ __description__="Ebuild version bumping tool"
 # a given ebuild and auxiliary files in the Portage tree. It is only
 # useful for Gentoo developers with CVS commit access.
 
-VERSION="git"
+VERSION="@VERSION@"
 
 die() {
 	echo $1 >&2

bin/euse

@@ -8,7 +8,7 @@ set -f
 # Licensed under the GPL v2
 
 PROGRAM_NAME=euse
-VERSION="git"
+VERSION="@VERSION@"
 
 EPREFIX=${EPREFIX:-$(portageq envvar EPREFIX)}
 ETC="${EPREFIX}/etc"

bin/meson.build

@@ -0,0 +1,54 @@
+py_bins = [
+    'eclean',
+    'eclean-dist',
+    'ekeyword',
+    'enalyze',
+    'epkginfo',
+    'equery',
+    'eread',
+    'eshowkw',
+    'imlate',
+    'merge-driver-ekeyword',
+    'revdep-rebuild',
+]
+
+ebump = configure_file(
+    input : 'ebump',
+    output : 'ebump',
+    configuration : conf_data
+)
+
+euse = configure_file(
+    input : 'euse',
+    output : 'euse',
+    configuration : conf_data
+)
+
+revdep_rebuild_sh = configure_file(
+    input : 'revdep-rebuild.sh',
+    output : 'revdep-rebuild.sh',
+    configuration : conf_data
+)
+
+other_bins = [
+    ebump,
+    euse,
+    revdep_rebuild_sh,
+]
+
+# It might seem sensible to use py.install_sources() to install the Python
+# scripts, but it's really just a wrapper around install_data that forces the
+# install_dir. Meson 1.2.0 and later also optimize to bytecode, but Gentoo does
+# this in the ebuild.
+
+install_data(
+    py_bins,
+    install_dir : get_option('bindir'),
+    install_mode : 'rwxr-xr-x',
+)
+
+install_data(
+    other_bins,
+    install_dir : get_option('bindir'),
+    install_mode : 'rwxr-xr-x',
+)

bin/revdep-rebuild.sh

@@ -18,7 +18,7 @@ unset GREP_OPTIONS
 
 # Readonly variables:
 declare -r APP_NAME="revdep-rebuild" # # The name of this application
-declare -r VERSION="git"
+declare -r VERSION="@VERSION@"
 declare -r OIFS="$IFS"         # Save the IFS
 declare -r     ENV_FILE=0_env.rr     # Contains environment variables
 declare -r   FILES_FILE=1_files.rr   # Contains a list of files to search

data/meson.build

@@ -0,0 +1,20 @@
+install_data(
+    [
+        '99gentoolkit-env',
+    ],
+    install_dir : sysconfdir / 'env.d'
+)
+
+install_data(
+    [
+        'eclean/packages.exclude',
+        'eclean/distfiles.exclude',
+        'revdep-rebuild/99revdep-rebuild',
+    ],
+    install_dir: sysconfdir,
+    preserve_path: true
+)
+
+if not system_wide
+    subdir_done()
+endif

man/meson.build

@@ -0,0 +1,23 @@
+man_pages_out = []
+man_pages_in = [
+    'ebump.1',
+    'eclean.1',
+    'enalyze.1',
+    'epkginfo.1',
+    'equery.1',
+    'eread.1',
+    'eshowkw.1',
+    'euse.1',
+    'imlate.1',
+    'revdep-rebuild.1',
+]
+
+foreach man_page : man_pages_in
+    man_pages_out += configure_file(
+        input : man_page,
+        output : man_page,
+        configuration : conf_data
+    )
+endforeach
+
+install_man(man_pages_out)

meson.build

@@ -0,0 +1,79 @@
+project(
+    'gentoolkit',
+    'c',
+    version : '0.6.2',
+    license : 'GPL-2.0-or-later',
+    meson_version : '>=0.64.0'
+)
+
+py_mod = import('python')
+py = py_mod.find_installation(pure : true)
+
+sed = find_program('sed', required : true)
+
+system_wide = get_option('system-wide')
+
+eprefix = get_option('eprefix')
+prefixdir = get_option('prefix')
+datadir = get_option('datadir')
+docdir = get_option('docdir')
+
+sysconfdir = system_wide ? get_option('sysconfdir') \
+                         : datadir / 'etc'
+
+if docdir == ''
+    docdir = system_wide ? datadir / 'doc' / 'gentoolkit' \
+                         : datadir / 'share' / 'gentoolkit' / 'doc'
+endif
+
+# hprefixify is copied from prefix.eclass.
+dirs = '/(usr|lib(|[onx]?32|n?64)|etc|bin|sbin|var|opt|run)'
+hprefixify = [
+    sed, '-r',
+    '-e', 's,([^[:alnum:]}\\)\\.])' + dirs + ',\\1' + eprefix.replace(',', '\\,') + '/\\2,g',
+    '-e', 's,^' + dirs + ',' + eprefix.replace(',', '\\,') + '/\\1,',
+    '@INPUT@'
+]
+
+version = ''
+
+conf_data = configuration_data({
+    'VERSION' : version == '' ? meson.project_version() : version
+})
+
+if system_wide
+    conf_data.set('INSTALL_TYPE', 'SYSTEM')
+    conf_data.set('EPREFIX', eprefix)
+else
+    conf_data.set('INSTALL_TYPE', 'MODULE')
+    conf_data.set('EPREFIX', '')
+endif
+
+subdir('bin')
+subdir('pym')
+
+test(
+    'python-unittest',
+    py,
+    args : ['-m', 'unittest', 'discover', meson.current_source_dir() / 'pym'],
+    timeout : 0
+)
+
+if get_option('code-only')
+    subdir_done()
+endif
+
+subdir('data')
+
+install_data(
+    [
+        'NEWS',
+    ],
+    install_dir : docdir
+)
+
+if not system_wide
+    subdir_done()
+endif
+
+subdir('man')

meson_options.txt

@@ -0,0 +1,15 @@
+option('system-wide', type : 'boolean', value : true,
+    description : 'Install system-wide rather than isolated inside a Python environment'
+)
+
+option('code-only', type : 'boolean', value : false,
+    description : 'Do not install additional files such as configuration or documentation'
+)
+
+option('eprefix', type : 'string',
+    description : 'Prefix directory for gentoolkit to operate under'
+)
+
+option('docdir', type : 'string',
+    description : 'Documentation directory'
+)

pym/gentoolkit/eclean/cli.py

@@ -9,7 +9,7 @@
     + "modular re-write by: Brian Dolbec (dol-sen)"
 )
 __email__ = "[email protected], " + "[email protected]"
-__version__ = "git"
+__version__ = "@VERSION@"
 __productname__ = "eclean"
 __description__ = "A cleaning tool for Gentoo distfiles and binaries."
 

pym/gentoolkit/eclean/meson.build

@@ -0,0 +1,18 @@
+
+cli_py = configure_file(
+    input : 'cli.py',
+    output : 'cli.py',
+    configuration : conf_data
+)
+
+py.install_sources(
+    [
+        '__init__.py',
+        'clean.py',
+        cli_py,
+        'exclude.py',
+        'output.py',
+        'search.py',
+    ],
+    subdir : 'gentoolkit/eclean'
+)

pym/gentoolkit/ekeyword/ekeyword.py

@@ -50,7 +50,7 @@
 from portage.output import colorize, nocolor
 
 
-__version__ = "git"
+__version__ = "@VERSION@"
 
 # Operation object that describes how to perform a change.
 # Args:

pym/gentoolkit/ekeyword/meson.build

@@ -0,0 +1,26 @@
+
+ekeyword_py = configure_file(
+    input : 'ekeyword.py',
+    output : 'ekeyword.py',
+    configuration : conf_data
+)
+
+py.install_sources(
+    [
+        '__init__.py',
+        ekeyword_py,
+        'test_ekeyword.py',
+    ],
+    subdir : 'gentoolkit/ekeyword'
+)
+
+install_data(
+    [
+        'Makefile',
+        'README',
+        'pytest.ini',
+    ],
+    install_dir : py.get_install_dir() / 'gentoolkit' / 'ekeyword'
+)
+
+subdir('tests')

pym/gentoolkit/ekeyword/tests/meson.build

@@ -0,0 +1,12 @@
+install_data(
+    [
+        'process-1.ebuild',
+        'profiles/arches-desc/profiles/arch.list',
+        'profiles/arches-desc/profiles/arches.desc',
+		'profiles/arches-desc/profiles/profiles.desc',
+		'profiles/both/profiles/arch.list',
+		'profiles/both/profiles/profiles.desc',
+    ],
+    preserve_path: true,
+    install_dir : py.get_install_dir() / 'gentoolkit' / 'ekeyword' / 'tests'
+)

pym/gentoolkit/enalyze/__init__.py

@@ -12,8 +12,8 @@
 
 
 __docformat__ = "epytext"
-# version is dynamically set by distutils sdist
-__version__ = "git"
+# version is dynamically set by meson dist
+__version__ = "@VERSION@"
 __productname__ = "enalyze"
 __authors__ = "Brian Dolbec, <[email protected]>"
 

pym/gentoolkit/enalyze/meson.build

@@ -0,0 +1,18 @@
+
+__init__py = configure_file(
+    input : '__init__.py',
+    output : '__init__.py',
+    configuration : conf_data
+)
+
+py.install_sources(
+    [
+		__init__py,
+		'analyze.py',
+		'lib.py',
+		'meson.build',
+		'output.py',
+		'rebuild.py',
+    ],
+    subdir : 'gentoolkit/enalyze'
+)

pym/gentoolkit/equery/__init__.py

@@ -6,8 +6,8 @@
 
 __all__ = ("format_options", "format_package_names", "mod_usage")
 __docformat__ = "epytext"
-# version is dynamically set by distutils sdist
-__version__ = "git"
+# version is dynamically set by meson dist
+__version__ = "@VERSION@"
 
 # =======
 # Imports