Squashed 'waflib/' changes from 915dcb1..e7a29b6

e7a29b6 Upgrade to waf 2.0.15
8280f9d Add command for running executables from the build directory
8073c1a Make make_simple_dox() safe in case of exception
70d03b8 Avoid use of global counter hacks for configuration display
b7d689a Rewrite test framework
94deadf Automatically add options and move add_flags() to options context
f4259ee Reduce system include path noise
927b608 Automatically display configuration header
c44b8f3 Set line justification from a constant in the wscript
a48e26f Automatically detect if wscript has a test hook
ef66724 Save runtime variables in the environment
63bcbcd Clean up TestContext
b1d9505 Add ExecutionContext for setting runtime environment
387c1df Add show_diff() and test_file_equals() utilities
29d4d29 Fix in-tree library paths
9fde01f Add custom configuration context
6d3612f Add lib_path_name constant

git-subtree-dir: waflib
git-subtree-split: e7a29b6b9b2f842314244c23c14d8f8f560904e1

1 files changed, 24 insertions, 0 deletions

diff --git a/Tools/nobuild.py b/Tools/nobuild.py
new file mode 100644
index 0000000..2e4b055
--- /dev/null
+++ b/Tools/nobuild.py
@@ -0,0 +1,24 @@
+#! /usr/bin/env python
+# encoding: utf-8
+# Thomas Nagy, 2015 (ita)
+
+"""
+Override the build commands to write empty files.
+This is useful for profiling and evaluating the Python overhead.
+
+To use::
+
+    def build(bld):
+        ...
+        bld.load('nobuild')
+
+"""
+
+from waflib import Task
+def build(bld):
+	def run(self):
+		for x in self.outputs:
+			x.write('')
+	for (name, cls) in Task.classes.items():
+		cls.run = run
+