[llvm-commits] [llvm] r125174 - /llvm/trunk/utils/lit/lit/Util.py

[NAKAMURA Takumi]

Author: chapuni
Date: Tue Feb  8 22:19:06 2011
New Revision: 125174

URL: http://llvm.org/viewvc/llvm-project?rev=125174&view=rev
Log:
lit/Util.py: Add two functions, checkToolsPath(dir,tools) and whichTools(tools,paths).

checkToolsPath(dir,tools):
return True if "dir" contains all "tools".

whichTools(tools,paths):
return a directory that contains all "tools" in "paths".
Or return None when all "tools" were not met.

Modified:
    llvm/trunk/utils/lit/lit/Util.py

Modified: llvm/trunk/utils/lit/lit/Util.py
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/lit/lit/Util.py?rev=125174&r1=125173&r2=125174&view=diff
==============================================================================
--- llvm/trunk/utils/lit/lit/Util.py (original)
+++ llvm/trunk/utils/lit/lit/Util.py Tue Feb  8 22:19:06 2011
@@ -75,6 +75,18 @@
 
     return None
 
+def checkToolsPath(dir, tools):
+    for tool in tools:
+        if not os.path.exists(os.path.join(dir, tool)):
+            return False;
+    return True;
+
+def whichTools(tools, paths):
+    for path in paths.split(os.pathsep):
+        if checkToolsPath(path, tools):
+            return path
+    return None
+
 def printHistogram(items, title = 'Items'):
     import itertools, math