1 files changed, 39 insertions, 0 deletions
diff --git a/waflib/Errors.py b/waflib/Errors.py
new file mode 100644
index 0000000..3ef76fc
--- /dev/null
+++ b/waflib/Errors.py
@@ -0,0 +1,39 @@
+#! /usr/bin/env python
+# encoding: utf-8
+# WARNING! Do not edit! https://waf.io/book/index.html#_obtaining_the_waf_file
+
+import traceback,sys
+class WafError(Exception):
+	def __init__(self,msg='',ex=None):
+		Exception.__init__(self)
+		self.msg=msg
+		assert not isinstance(msg,Exception)
+		self.stack=[]
+		if ex:
+			if not msg:
+				self.msg=str(ex)
+			if isinstance(ex,WafError):
+				self.stack=ex.stack
+			else:
+				self.stack=traceback.extract_tb(sys.exc_info()[2])
+		self.stack+=traceback.extract_stack()[:-1]
+		self.verbose_msg=''.join(traceback.format_list(self.stack))
+	def __str__(self):
+		return str(self.msg)
+class BuildError(WafError):
+	def __init__(self,error_tasks=[]):
+		self.tasks=error_tasks
+		WafError.__init__(self,self.format_error())
+	def format_error(self):
+		lst=['Build failed']
+		for tsk in self.tasks:
+			txt=tsk.format_error()
+			if txt:
+				lst.append(txt)
+		return'\n'.join(lst)
+class ConfigurationError(WafError):
+	pass
+class TaskRescan(WafError):
+	pass
+class TaskNotReady(WafError):
+	pass