Making the sanity checker easier to read.

.gitignore

@@ -1,2 +1,4 @@
 *.pyc
-.idea
+.idea
+key.cfg
+wllvm.egg-info

wllvm/checker.py

@@ -184,6 +184,7 @@ class Checker(object):
             print 'Insane\n'
             return False
 
+            
 
     def checkCompilers(self, cc, cxx):
         """Tests that the compilers actually exist."""
@@ -193,12 +194,12 @@ class Checker(object):
         if not ccOk:
             print 'The C compiler {0} was not found or not executable.\nBetter not try using wllvm!\n'.format(cc)
         else:
-            print 'The C compiler {0} is:\n{1}\n'.format(cc, ccVersion)
+            print 'The C compiler {0} is:\n\n{1}\n'.format(cc, extractLine(ccVersion, 0))
 
         if not cxxOk:
             print 'The CXX compiler {0} was not found or not executable.\nBetter not try using wllvm++!\n'.format(cxx)
         else:
-            print 'The C++ compiler {0} is:\n\n{1}\n'.format(cxx, cxxVersion)
+            print 'The C++ compiler {0} is:\n\n{1}\n'.format(cxx, extractLine(cxxVersion, 0))
 
         if not ccOk or  not cxxOk:
             print  explain_LLVM_COMPILER_PATH
@@ -253,12 +254,21 @@ class Checker(object):
             print 'The bitcode linker {0} was not found or not executable.\nBetter not try using extract-bc!\n'.format(link)
             print  explain_LLVM_LINK_NAME
         else:
-            print 'The bitcode linker {0} is:\n\n{1}\n'.format(link, linkVersion)
+            print 'The bitcode linker {0} is:\n\n{1}\n'.format(link, extractLine(linkVersion, 1))
 
         if not arOk:
             print 'The bitcode archiver {0} was not found or not executable.\nBetter not try using extract-bc!\n'.format(ar)
             print  explain_LLVM_AR_NAME
         else:
-            print 'The bitcode archiver {0} is:\n\n{1}\n'.format(ar, arVersion)
+            print 'The bitcode archiver {0} is:\n\n{1}\n'.format(ar, extractLine(arVersion, 1))
 
         
+
+def extractLine(version, n):
+        if not version:
+            return version
+        lines = version.split('\n')
+        if n < len(lines):
+            return lines[n]
+        else:
+            return lines[-1]

wllvm/sanity.py

@@ -8,7 +8,7 @@ Hopefully never dumping a python stack trace.
 
 import sys
 
-from checker import *
+from checker import Checker
 
 def main():
     return Checker().check()