refactor: port the build system to meson

- Remove the custom Makefile in favor of meson
- Move the systemd files and other data files into a data directory
- Move the srpm and spec file into a dist/srpm subdirectory

.github/workflows/go.yml

@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        go: ["1.18", "1.19", "1.20"]
+        go: ["1.18", "1.19", "1.20", "1.21", "1.22"]
     steps:
       - name: Updating ...
         run: sudo apt-get -qq update
@@ -23,10 +23,10 @@ jobs:
           go-version: ${{ matrix.go }}
 
       - name: Go build (source)
-        run: make
+        run: go build ./...
 
       - name: Go build (tests)
-        run: make tests
+        run: go test ./...
 
       - name: Go vet
-        run: make vet
+        run: go vet ./...

.github/workflows/lint.yml

@@ -41,7 +41,7 @@ jobs:
       - name: Install shellcheck
         run: sudo apt install shellcheck
       - name: Check shell bash scripts
-        run: shellcheck ./rhc.bash
+        run: shellcheck ./data/completion/rhc.bash
   lint-language:
     name: Lint language
     runs-on: ubuntu-latest

.packit.yml

@@ -1,23 +1,25 @@
 upstream_package_name: rhc
 downstream_package_name: rhc
-specfile_path: rhc.spec
+specfile_path: builddir/dist/srpm/rhc.spec
 
 srpm_build_deps:
   - gawk
   - git-core
   - golang
-  - make
-  - 'pkgconfig(dbus-1)'
-  - 'pkgconfig(systemd)'
+  - meson
+  - "pkgconfig(bash-completion)"
+  - "pkgconfig(dbus-1)"
+  - "pkgconfig(systemd)"
   - rpm-build
 
 actions:
   post-upstream-clone:
-    - bash -c 'make rhc.spec dist'
+    - meson setup builddir -Dbuild_srpm=True -Dvendor=True --wipe
+    - meson compile tarball -C builddir
   get-current-version:
-    - awk '/^Version:/ {print $2;}' ./rhc.spec
+    - awk '/^Version:/ {print $2;}' builddir/dist/srpm/rhc.spec
   create-archive:
-    - bash -c 'echo rhc-*.tar.*'
+    - bash -c 'echo builddir/dist/srpm/rhc-*.tar.*'
   fix-spec-file:
     - echo 'nothing to fix'
 

data/completion/meson.build

@@ -0,0 +1,5 @@
+install_data(
+  'rhc.bash',
+  rename: 'rhc',
+  install_dir: bash_completion.get_variable(pkgconfig: 'completionsdir'),
+)

data/meson.build

@@ -0,0 +1,2 @@
+subdir('completion')
+subdir('systemd')

data/systemd/meson.build

@@ -0,0 +1,6 @@
+systemd_system_unit_dir = systemd.get_variable(pkgconfig: 'systemdsystemunitdir')
+systemd_system_preset_dir = systemd.get_variable(pkgconfig: 'systemdsystempresetdir')
+
+install_data('80-rhc.preset', install_dir: systemd_system_preset_dir)
+install_data('rhc-canonical-facts.service', install_dir: systemd_system_unit_dir)
+install_data('rhc-canonical-facts.timer', install_dir: systemd_system_unit_dir)

dist/meson.build

@@ -0,0 +1,3 @@
+if get_option('build_srpm')
+  subdir('srpm')
+endif

dist/srpm/meson.build

@@ -0,0 +1,61 @@
+git = find_program('git')
+rpmbuild = find_program('rpmbuild')
+tar = find_program('tar')
+bash = find_program('bash')
+
+commit = run_command(git, 'rev-parse', 'HEAD', capture: true, check: true).stdout().strip()
+
+systemd_sysusers_dir = systemd.get_variable(pkgconfig: 'sysusersdir')
+
+if get_option('vendor')
+  run_command(
+    [bash, files(meson.project_source_root() / 'scripts' / 'vendor.sh')],
+    check: true,
+  )
+endif
+
+build_root_basename = meson.project_build_root().split('/').get(-1)
+tarball = custom_target(
+  'tarball',
+  command: [
+    tar,
+    '--create',
+    '--gzip',
+    '--absolute-names',
+    '--file', '@OUTPUT@',
+    '--transform', 's+@0@+@1@-@2@+'.format(
+      meson.project_source_root(),
+      meson.project_name(),
+      meson.project_version(),
+    ),
+    '--exclude', build_root_basename,
+    '--exclude', '.git',
+    '--exclude', '.vscode',
+    '--exclude', '.github',
+    '--exclude', '.copr',
+    meson.project_source_root(),
+  ],
+  output: '@0@-@[email protected]'.format(meson.project_name(), meson.project_version()),
+)
+
+specfile = configure_file(
+  input: 'rhc.spec.in',
+  output: '@BASENAME@',
+  configuration: {
+    'COMMIT': commit,
+    'VERSION': meson.project_version(),
+  },
+)
+
+run_target(
+  'srpm',
+  command: [
+    rpmbuild,
+    '-bs',
+    '--define', 'commit @0@'.format(commit),
+    '--define', '_srcrpmdir @0@'.format(meson.current_build_dir()),
+    '--define', '_sourcedir @0@'.format(meson.current_build_dir()),
+    specfile,
+  ],
+  depends: [tarball],
+)