Merge pull request #1669 from mesonbuild/dist

Create a dist target

1 files changed, 148 insertions, 0 deletions

diff --git a/mesonbuild/scripts/dist.py b/mesonbuild/scripts/dist.py
new file mode 100644
index 0000000..ba6df7d
--- /dev/null
+++ b/mesonbuild/scripts/dist.py
@@ -0,0 +1,148 @@
+# Copyright 2017 The Meson development team
+
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+
+#     http://www.apache.org/licenses/LICENSE-2.0
+
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+
+import os, sys
+import shutil
+import argparse
+import subprocess
+import pickle
+import hashlib
+import tarfile, zipfile
+import tempfile
+from glob import glob
+from mesonbuild.environment import detect_ninja
+
+def create_hash(fname):
+    hashname = fname + '.sha256sum'
+    m = hashlib.sha256()
+    m.update(open(fname, 'rb').read())
+    with open(hashname, 'w') as f:
+        f.write('%s %s\n' % (m.hexdigest(), os.path.split(fname)[-1]))
+
+def create_zip(zipfilename, packaging_dir):
+    prefix = os.path.split(packaging_dir)[0]
+    removelen = len(prefix) + 1
+    with zipfile.ZipFile(zipfilename,
+                         'w',
+                         compression=zipfile.ZIP_DEFLATED,
+                         allowZip64=True) as zf:
+        zf.write(packaging_dir, packaging_dir[removelen:])
+        for root, dirs, files in os.walk(packaging_dir):
+            for d in dirs:
+                dname = os.path.join(root, d)
+                zf.write(dname, dname[removelen:])
+            for f in files:
+                fname = os.path.join(root, f)
+                zf.write(fname, fname[removelen:])
+
+def del_gitfiles(dirname):
+    for f in glob(os.path.join(dirname, '.git*')):
+        if os.path.isdir(f) and not os.path.islink(f):
+            shutil.rmtree(f)
+        else:
+            os.unlink(f)
+
+def process_submodules(dirname):
+    module_file = os.path.join(dirname, '.gitmodules')
+    if not os.path.exists(module_file):
+        return
+    subprocess.check_call(['git', 'submodule', 'update', '--init'], cwd=dirname)
+    for line in open(module_file):
+        line = line.strip()
+        if '=' not in line:
+            continue
+        k, v = line.split('=', 1)
+        k = k.strip()
+        v = v.strip()
+        if k != 'path':
+            continue
+        del_gitfiles(os.path.join(dirname, v))
+
+def create_dist(dist_name, src_root, bld_root, dist_sub):
+    distdir = os.path.join(dist_sub, dist_name)
+    if os.path.exists(distdir):
+        shutil.rmtree(distdir)
+    os.makedirs(distdir)
+    subprocess.check_call(['git', 'clone', '--shared', src_root, distdir])
+    process_submodules(distdir)
+    del_gitfiles(distdir)
+    xzname = distdir + '.tar.xz'
+    # Should use shutil but it got xz support only in 3.5.
+    with tarfile.open(xzname, 'w:xz') as tf:
+        tf.add(distdir, os.path.split(distdir)[1])
+    # Create only .tar.xz for now.
+    #zipname = distdir + '.zip'
+    #create_zip(zipname, distdir)
+    shutil.rmtree(distdir)
+    return (xzname, )
+
+def check_dist(packagename, meson_command):
+    print('Testing distribution package %s.' % packagename)
+    unpackdir = tempfile.mkdtemp()
+    builddir = tempfile.mkdtemp()
+    installdir = tempfile.mkdtemp()
+    ninja_bin = detect_ninja()
+    try:
+        tf = tarfile.open(packagename)
+        tf.extractall(unpackdir)
+        srcdir = glob(os.path.join(unpackdir, '*'))[0]
+        if subprocess.call(meson_command + ['--backend=ninja', srcdir, builddir]) != 0:
+            print('Running Meson on distribution package failed')
+            return 1
+        if subprocess.call([ninja_bin], cwd=builddir) != 0:
+            print('Compiling the distribution package failed.')
+            return 1
+        if subprocess.call([ninja_bin, 'test'], cwd=builddir) != 0:
+            print('Running unit tests on the distribution package failed.')
+            return 1
+        myenv = os.environ.copy()
+        myenv['DESTDIR'] = installdir
+        if subprocess.call([ninja_bin, 'install'], cwd=builddir, env=myenv) != 0:
+            print('Installing the distribution package failed.')
+            return 1
+    finally:
+        shutil.rmtree(srcdir)
+        shutil.rmtree(builddir)
+        shutil.rmtree(installdir)
+    print('Distribution package %s tested.' % packagename)
+    return 0
+
+def run(args):
+    src_root = args[0]
+    bld_root = args[1]
+    meson_command = args[2:]
+    priv_dir = os.path.join(bld_root, 'meson-private')
+    dist_sub = os.path.join(bld_root, 'meson-dist')
+
+    buildfile = os.path.join(priv_dir, 'build.dat')
+
+    build = pickle.load(open(buildfile, 'rb'))
+
+    dist_name = build.project_name + '-' + build.project_version
+
+    if not os.path.isdir(os.path.join(src_root, '.git')):
+        print('Dist currently only works with Git repos.')
+        return 1
+    names = create_dist(dist_name, src_root, bld_root, dist_sub)
+    if names is None:
+        return 1
+    error_count = 0
+    for name in names:
+        rc = check_dist(name, meson_command) # Check only one.
+        rc = 0
+        if rc == 0:
+            create_hash(name)
+        error_count += rc
+    return rc