Make c-scanner search directories specified

with <include>a&&b

* tools/buitin.jam
  (c-scanner.__init__) split includes at &&

* test/test_all.py test/ordered_include.py
  Test case for this fix.


[SVN r47537]

v2/test/ordered_include.py

@@ -0,0 +1,43 @@
+#!/usr/bin/python
+#
+# Copyright (c) 2008 Steven Watanabe
+#
+# Distributed under the Boost Software License, Version 1.0. (See
+# accompanying file LICENSE_1_0.txt) or copy at
+# http://www.boost.org/LICENSE_1_0.txt)
+
+from BoostBuild import Tester
+
+tester = Tester()
+
+tester.write("Jamroot", """
+    obj test : test.cpp : <include>a&&b ;
+""")
+
+tester.write("test.cpp", """
+    #include <test1.hpp>
+    #include <test2.hpp>
+    
+    int main() {
+    }
+""")
+
+tester.write("a/test1.hpp", """
+""")
+
+tester.write("b/test2.hpp", """
+""")
+
+tester.run_build_system()
+
+tester.expect_addition("bin/$toolset/debug/test.obj")
+
+tester.touch("a/test1.hpp")
+tester.run_build_system()
+tester.expect_touch("bin/$toolset/debug/test.obj")
+
+tester.touch("b/test2.hpp")
+tester.run_build_system()
+tester.expect_touch("bin/$toolset/debug/test.obj")
+
+tester.cleanup()

v2/test/test_all.py

@@ -169,6 +169,7 @@ tests = [ "rebuilds",
           "free_features_request",
           "file_name_handling",
           "sort_rule",
+          "ordered_include",
           "inherited_dependency"
           ]
 

v2/tools/builtin.jam

@@ -386,6 +386,7 @@ class c-scanner : scanner
     import path ;
     import regex ;
     import scanner ;
+    import sequence ;
     import virtual-target ;
 
     rule __init__ ( includes * )
@@ -394,7 +395,8 @@ class c-scanner : scanner
 
         for local i in $(includes)
         {
-            self.includes += [ path.native $(i:G=) ] ;
+            self.includes += [ sequence.transform path.native
+                                : [ regex.split $(i:G=) "&&" ] ] ;
         }
     }