Tweak MultiTestRunner --path argument.

- Accept multiple values instead of embedding separator.
 - Make sure this gets used when searching for 'clang' binary.
 - Switch makefiles to using --path to stay in sync with cmake.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@77234 91177308-0d34-0410-b5e6-96231b3b80d8

test/Makefile

@@ -20,7 +20,10 @@ endif
 
 all::
 	@ echo '--- Running clang tests for $(TARGET_TRIPLE) ---'
-	@ PATH=$(ToolDir):$(LLVM_SRC_ROOT)/test/Scripts:$$PATH $(PROJ_SRC_DIR)/../utils/test/MultiTestRunner.py $(TESTARGS) $(TESTDIRS) $(VGARG)
+	@ $(PROJ_SRC_DIR)/../utils/test/MultiTestRunner.py \
+	  --path $(ToolDir) \
+	  --path $(LLVM_SRC_ROOT)/test/Scripts \
+	  $(TESTARGS) $(TESTDIRS) $(VGARG)
 
 clean::
 	@ rm -rf Output/

utils/test/MultiTestRunner.py

@@ -236,7 +236,7 @@ def main():
                       action="store_true", default=False)
     parser.add_option("", "--path", dest="path",
                       help="Additional paths to add to testing environment",
-                      action="store", type=str, default=None)
+                      action="append", type=str, default=[])
                       
     (opts, args) = parser.parse_args()
 
@@ -246,6 +246,10 @@ def main():
         parser.error('Support for running with valgrind is '
                      'temporarily disabled')
 
+    # FIXME: Move into configuration object.
+    TestRunner.kChildEnv["PATH"] = os.pathsep.join(opts.path + 
+                                                   [TestRunner.kChildEnv['PATH']])
+
     if opts.clang is None:
         opts.clang = TestRunner.inferClang()
     if opts.clangcc is None:
@@ -266,9 +270,7 @@ def main():
         random.shuffle(tests)
     if opts.maxTests is not None:
         tests = tests[:opts.maxTests]
-    if opts.path is not None:
+        
-        os.environ["PATH"] = opts.path + ":" + os.environ["PATH"];
-    
     extra = ''
     if len(tests) != len(allTests):
         extra = ' of %d'%(len(allTests),)

utils/test/TestRunner.py

@@ -142,8 +142,8 @@ def runOneTest(testPath, tmpBase, clang, clangcc):
 
         if not ln.endswith('&&'):
             return (TestStatus.Fail, 
-                    "MISSING \'&&\': %s\n" +
+                    ("MISSING \'&&\': %s\n"  +
-                    "FOLLOWED BY   : %s\n" % (ln,scriptLines[i + 1]))
+                     "FOLLOWED BY   : %s\n") % (ln, scriptLines[i + 1]))
     
         # Strip off '&&'
         scriptLines[i] = ln[:-2]
@@ -182,12 +182,14 @@ def capture(args):
     return out
 
 def which(command):
+    # FIXME: Take configuration object.
+
     # Check for absolute match first.
     if os.path.exists(command):
         return command
 
     # Would be nice if Python had a lib function for this.
-    paths = os.environ.get('PATH')
+    paths = kChildEnv['PATH']
     if not paths:
         paths = os.defpath