Added init command that creates a sample exe project.

mesonbuild/mesonmain.py

@@ -17,7 +17,7 @@ import time, datetime
 import os.path
 from . import environment, interpreter, mesonlib
 from . import build
-from . import mconf, mintro, mtest, rewriter
+from . import mconf, mintro, mtest, rewriter, minit
 import platform
 from . import mlog, coredata
 from .mesonlib import MesonException
@@ -308,6 +308,8 @@ def run(original_args, mainfile=None):
                 sys.exit(1)
         elif cmd_name == 'wrap':
             return wraptool.run(remaining_args)
+        elif cmd_name == 'init':
+            return minit.run(remaining_args)
         elif cmd_name == 'runpython':
             import runpy
             script_file = remaining_args[0]

mesonbuild/minit.py

@@ -0,0 +1,64 @@
+# 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.
+
+"""Code that creates simple startup projects."""
+
+import os, sys, argparse, re
+from glob import glob
+
+hello_c_template  = '''#include <stdio.h>
+
+#define PROJECT_NAME "{project_name}"
+
+int main(int argc, char **argv) {{
+    printf("This is project %s.", PROJECT_NAME);
+    return 0;
+}}
+'''
+
+hello_c_meson_template = '''project('{project_name}', 'c')
+
+executable('{exe_name}', '{source_name}',
+  install : true)
+'''
+
+info_message = '''Sample project created. To build it run the
+following commands:
+
+meson builddir
+ninja -C builddir
+'''
+
+def create_exe_c_sample(project_name):
+    lowercase_token = re.sub(r'[^a-z0-9]', '_', project_name.lower())
+    uppercase_token = lowercase_token.upper()
+    source_name = lowercase_token + '.c'
+    open(source_name, 'w').write(hello_c_template.format(project_name=project_name))
+    open('meson.build', 'w').write(hello_c_meson_template.format(project_name=project_name,
+                                                                 exe_name=lowercase_token,
+                                                                 source_name=source_name))
+
+def create_sample(options):
+    create_exe_c_sample(options.name)
+    print(info_message)
+
+def run(args):
+    parser = argparse.ArgumentParser(prog='meson')
+    parser.add_argument('--name', default = 'mesonsample')
+    #parser.add_argument('--type', default_value='executable')
+    options = parser.parse_args(args)
+    if len(glob('*')) != 0:
+        sys.exit('This command must be run in an empty directory.')
+    create_sample(options)
+    return 0