From 29816153660280601d96289dc3ef0da2ee46d6ff Mon Sep 17 00:00:00 2001
From: Mark Benvenuto <mark.benvenuto@mongodb.com>
Date: Wed, 29 Mar 2017 11:32:59 -0400
Subject: SERVER-28306 IDL Code Generator

---
 site_scons/site_tools/idl_tool.py | 58 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 site_scons/site_tools/idl_tool.py

(limited to 'site_scons')

diff --git a/site_scons/site_tools/idl_tool.py b/site_scons/site_tools/idl_tool.py
new file mode 100644
index 00000000000..22e75c4ac42
--- /dev/null
+++ b/site_scons/site_tools/idl_tool.py
@@ -0,0 +1,58 @@
+#!/usr/bin/env python2
+# Copyright (C) 2017 MongoDB Inc.
+#
+# This program is free software: you can redistribute it and/or  modify
+# it under the terms of the GNU Affero General Public License, version 3,
+# as published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+"""IDL Compiler Scons Tool."""
+
+import os.path
+import sys
+
+import SCons
+
+def idlc_emitter(target, source, env):
+    """For each input IDL file, the tool produces a .cpp and .h file."""
+    first_source = str(source[0])
+
+    if not first_source.endswith(".idl"):
+        raise ValueError("Bad idl file name '%s', it must end with '.idl' " % (first_source))
+
+    base_file_name, _ = SCons.Util.splitext(str(target[0]))
+    target_source = base_file_name + "_gen.cpp"
+    target_header = base_file_name + "_gen.h"
+
+    return [target_source, target_header], source
+
+
+IDLCAction = SCons.Action.Action('$IDLCCOM', '$IDLCCOMSTR')
+
+# TODO: create a scanner for imports when imports are implemented
+IDLCBuilder = SCons.Builder.Builder(
+    action=IDLCAction,
+    emitter=idlc_emitter,
+    srcsuffx=".idl",
+    suffix=".cpp"
+    )
+
+def generate(env):
+    bld = IDLCBuilder
+    env['BUILDERS']['Idlc'] = bld
+
+    env['IDLC'] = sys.executable + " buildscripts/idl/idlc.py"
+    env['IDLCFLAGS'] = ''
+    base_dir = env.subst('$BUILD_ROOT/$VARIANT_DIR').replace("#", "")
+    env['IDLCCOM'] = '$IDLC --base_dir %s --header ${TARGETS[1]} --output ${TARGETS[0]} $SOURCES ' % (base_dir)
+    env['IDLCSUFFIX'] = '.idl'
+
+def exists(env):
+    return True
\ No newline at end of file
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