1 files changed, 42 insertions, 0 deletions
diff --git a/meson/regen_checker.py b/meson/regen_checker.py
new file mode 100755
index 0000000..a0fe028
--- /dev/null
+++ b/meson/regen_checker.py
@@ -0,0 +1,42 @@
+#!/usr/bin/env python3
+
+# Copyright 2015 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 sys, os
+import pickle, subprocess
+
+# This could also be used for XCode.
+
+def need_regen(regeninfo):
+    sln_time = os.stat(os.path.join(regeninfo.build_dir, regeninfo.solutionfile)).st_mtime
+    for i in regeninfo.depfiles:
+        curfile = os.path.join(regeninfo.build_dir, i)
+        curtime = os.stat(curfile).st_mtime
+        if curtime > sln_time:
+            return True
+    return False
+
+def regen(regeninfo):
+    scriptdir = os.path.split(__file__)[0]
+    mesonscript = os.path.join(scriptdir, 'meson.py')
+    cmd = [sys.executable, mesonscript, regeninfo.build_dir, regeninfo.source_dir,
+           '--backend=vs2010', 'secret-handshake']
+    subprocess.check_call(cmd)
+
+if __name__ == '__main__':
+    regeninfo = pickle.load(open(os.path.join(sys.argv[1], 'regeninfo.dump'), 'rb'))
+    if need_regen(regeninfo):
+        regen(regeninfo)
+    sys.exit(0)