Renamed system from builder to Meson.

1 files changed, 117 insertions, 0 deletions

diff --git a/meson.py b/meson.py
new file mode 100755
index 0000000..d7e6e44
--- /dev/null
+++ b/meson.py
@@ -0,0 +1,117 @@
+#!/usr/bin/python3 -tt
+
+# Copyright 2012 Jussi Pakkanen
+
+# 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.
+
+from optparse import OptionParser
+import sys, stat
+import os.path
+import environment, interpreter
+import generators, build
+
+version = '0.1-research'
+
+usage_info = '%prog [options] source_dir build_dir'
+
+parser = OptionParser(usage=usage_info, version=version)
+
+build_types = ['plain', 'debug', 'optimized']
+buildtype_help = 'build type, one of: %s' % ', '.join(build_types)
+buildtype_help += ' (default: %default)'
+
+parser.add_option('--prefix', default='/usr/local', dest='prefix',
+                  help='the installation prefix (default: %default)')
+parser.add_option('--libdir', default='lib', dest='libdir',
+                  help='the installation subdir of libraries (default: %default)')
+parser.add_option('--bindir', default='bin', dest='bindir',
+                  help='the installation subdir of executables (default: %default)')
+parser.add_option('--includedir', default='include', dest='includedir',
+                  help='relative path of installed headers (default: %default)')
+parser.add_option('--datadir', default='share', dest='datadir',
+                  help='relative path to the top of data file subdirectory (default: %default)')
+parser.add_option('--mandir' , default='share/man', dest='mandir',
+                  help='relatie path of man files (default: %default)')
+parser.add_option('-G', '--generator', default='ninja', dest='generator',
+                  help='the backend generator to use (default: %default)')
+parser.add_option('--buildtype', default='debug', type='choice', choices=build_types, dest='buildtype',
+                  help=buildtype_help)
+parser.add_option('--strip', action='store_true', dest='strip', default=False,\
+                  help='strip targets on install (default: %default)')
+
+class BuilderApp():
+
+    def __init__(self, dir1, dir2, script_file, options):
+        (self.source_dir, self.build_dir) = self.validate_dirs(dir1, dir2)
+        if options.prefix[0] != '/':
+            raise RuntimeError('--prefix must be an absolute path.')
+        self.builder_script_file = script_file
+        self.options = options
+    
+    def has_builder_file(self, dirname):
+        fname = os.path.join(dirname, environment.builder_filename)
+        try:
+            ifile = open(fname, 'r')
+            ifile.close()
+            return True
+        except IOError:
+            return False
+
+    def validate_dirs(self, dir1, dir2):
+        ndir1 = os.path.abspath(dir1)
+        ndir2 = os.path.abspath(dir2)
+        if not stat.S_ISDIR(os.stat(ndir1).st_mode):
+            raise RuntimeError('%s is not a directory' % dir1)
+        if not stat.S_ISDIR(os.stat(ndir2).st_mode):
+            raise RuntimeError('%s is not a directory' % dir2)
+        self.options = options
+        if os.path.samefile(dir1, dir2):
+            raise RuntimeError('Source and build directories must not be the same. Create a pristine build directory.')
+        if self.has_builder_file(ndir1):
+            if self.has_builder_file(ndir2):
+                raise RuntimeError('Both directories contain a build file %s.' % environment.builder_filename)
+            return (ndir1, ndir2)
+        if self.has_builder_file(ndir2):
+            return (ndir2, ndir1)
+        raise RuntimeError('Neither directory contains a build file %s.' % environment.builder_filename)
+    
+    def generate(self):
+        env = environment.Environment(self.source_dir, self.build_dir, self.builder_script_file, options)
+        b = build.Build(env)
+        intr = interpreter.Interpreter(b)
+        intr.run()
+        if options.generator == 'shell':
+            g = generators.ShellGenerator(b, intr)
+        elif options.generator == 'ninja':
+            g = generators.NinjaGenerator(b, intr)
+        else:
+            raise RuntimeError('Unknown generator "%s".' % options.generator)
+        g.generate()
+
+if __name__ == '__main__':
+    (options, args) = parser.parse_args(sys.argv)
+    if len(args) == 1 or len(args) > 3:
+        print('%s <source directory> <build directory>' % sys.argv[0])
+        print('If you omit either directory, the current directory is substituted.')
+        sys.exit(1)
+    dir1 = args[1]
+    if len(args) > 2:
+        dir2 = args[2]
+    else:
+        dir2 = '.'
+    this_file = os.path.abspath(__file__)
+    builder = BuilderApp(dir1, dir2, this_file, options)
+    print ('Source dir: ' + builder.source_dir)
+    print ('Build dir: ' + builder.build_dir)
+    builder.generate()
+