Initial checkin of gRPC to third_party/

third_party/grpc/tools/buildgen/generate_projects.py

Index: third_party/grpc/tools/buildgen/generate_projects.py
diff --git a/third_party/grpc/tools/buildgen/generate_projects.py b/third_party/grpc/tools/buildgen/generate_projects.py
new file mode 100755
index 0000000000000000000000000000000000000000..0602d93e56347a9474d0266216d594467f3d1eed
--- /dev/null
+++ b/third_party/grpc/tools/buildgen/generate_projects.py
@@ -0,0 +1,111 @@
+#!/usr/bin/env python2.7
+
+# Copyright 2015-2016, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+import argparse
+import glob
+import os
+import shutil
+import sys
+import tempfile
+import multiprocessing
+sys.path.append(os.path.join(os.path.dirname(sys.argv[0]), '..', 'run_tests'))
+
+assert sys.argv[1:], 'run generate_projects.sh instead of this directly'
+
+import jobset
+
+os.chdir(os.path.join(os.path.dirname(sys.argv[0]), '..', '..'))
+
+argp = argparse.ArgumentParser()
+argp.add_argument('build_files', nargs='+', default=[])
+argp.add_argument('--templates', nargs='+', default=[])
+argp.add_argument('--jobs', '-j', default=multiprocessing.cpu_count(), type=int)
+args = argp.parse_args()
+
+json = args.build_files
+
+test = {} if 'TEST' in os.environ else None
+
+plugins = sorted(glob.glob('tools/buildgen/plugins/*.py'))
+
+templates = args.templates
+if not templates:
+  for root, dirs, files in os.walk('templates'):
+    for f in files:
+      templates.append(os.path.join(root, f))
+
+pre_jobs = []
+base_cmd = ['python2.7', 'tools/buildgen/mako_renderer.py']
+cmd = base_cmd[:]
+for plugin in plugins:
+  cmd.append('-p')
+  cmd.append(plugin)
+for js in json:
+  cmd.append('-d')
+  cmd.append(js)
+cmd.append('-w')
+preprocessed_build = '.preprocessed_build'
+cmd.append(preprocessed_build)
+pre_jobs.append(jobset.JobSpec(cmd, shortname='preprocess', timeout_seconds=None))
+
+jobs = []
+for template in reversed(sorted(templates)):
+  root, f = os.path.split(template)
+  if os.path.splitext(f)[1] == '.template':
+    out_dir = '.' + root[len('templates'):]
+    out = out_dir + '/' + os.path.splitext(f)[0]
+    if not os.path.exists(out_dir):
+      os.makedirs(out_dir)
+    cmd = base_cmd[:]
+    cmd.append('-P')
+    cmd.append(preprocessed_build)
+    cmd.append('-o')
+    if test is None:
+      cmd.append(out)
+    else:
+      tf = tempfile.mkstemp()
+      test[out] = tf[1]
+      os.close(tf[0])
+      cmd.append(test[out])
+    cmd.append(root + '/' + f)
+    jobs.append(jobset.JobSpec(cmd, shortname=out, timeout_seconds=None))
+
+jobset.run(pre_jobs, maxjobs=args.jobs)
+jobset.run(jobs, maxjobs=args.jobs)
+
+if test is not None:
+  for s, g in test.iteritems():
+    if os.path.isfile(g):
+      assert 0 == os.system('diff %s %s' % (s, g)), s
+      os.unlink(g)
+    else:
+      assert 0 == os.system('diff -r %s %s' % (s, g)), s
+      shutil.rmtree(g, ignore_errors=True)