Merged revisions 1441-1539 via svnmerge from

http://scons.tigris.org/svn/scons/branches/core

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  r1441 | stevenknight | 2006-04-22 23:06:53 -0400 (Sat, 22 Apr 2006) | 1 line

  0.96.D397 - The scons command, branch 0.96.91.
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  r1442 | stevenknight | 2006-04-27 00:45:12 -0400 (Thu, 27 Apr 2006) | 1 line

  0.96.D398 - The scons command, branch 0.96.92.
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  r1443 | stevenknight | 2006-04-27 00:49:25 -0400 (Thu, 27 Apr 2006) | 1 line

  0.96.D399 - Taskmaster clean-ups in anticipation of refactoring speedups.
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  r1450 | stevenknight | 2006-05-02 00:04:55 -0400 (Tue, 02 May 2006) | 1 line

  0.96.D400 - Fix VC+++ 2005 Express detection. (Atul Varma) Fix parsing Intel C compiler Li
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  r1451 | stevenknight | 2006-05-02 01:14:24 -0400 (Tue, 02 May 2006) | 1 line

  0.96.D401 - Enhance ParseConfig() to understand -arch and -isysroot options. (Gary Oberbrun
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  r1458 | stevenknight | 2006-05-02 23:21:04 -0400 (Tue, 02 May 2006) | 1 line

  0.96.D402 - Make strfunction handling consistent. (David Gruener)
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  r1459 | stevenknight | 2006-05-02 23:37:08 -0400 (Tue, 02 May 2006) | 1 line

  0.96.D403 - Comment out the test of CVS checkout from the old tigris.org repository.
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  r1460 | stevenknight | 2006-05-03 23:47:54 -0400 (Wed, 03 May 2006) | 1 line

  0.96.D404 - Preserve white space in display Action string. (David Gruener)
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  r1461 | stevenknight | 2006-05-04 09:16:15 -0400 (Thu, 04 May 2006) | 1 line

  0.96.D405 - Add MergeFlags() and AddFlags() methods. (Greg Noel) Support recognizing compi
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  r1462 | stevenknight | 2006-05-04 23:46:53 -0400 (Thu, 04 May 2006) | 1 line

  0.96.D406 - Fix stack trace when ParseFlags has a null string.
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  r1464 | stevenknight | 2006-05-05 17:21:27 -0400 (Fri, 05 May 2006) | 1 line

  0.96.D408 - Fix the string displayed by InstallAs() when called through the default construc
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  r1465 | stevenknight | 2006-05-05 18:30:28 -0400 (Fri, 05 May 2006) | 1 line

  0.96.D409 - Fix test/ParseConfig.py, broken in the previous checkin by ParseFlags() changes.
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  r1466 | stevenknight | 2006-05-05 20:42:35 -0400 (Fri, 05 May 2006) | 1 line

  0.96.D407 - Avoid recursive calls to main() in SConf test programs. (Karol Pietrzak)
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  r1467 | stevenknight | 2006-05-06 00:27:21 -0400 (Sat, 06 May 2006) | 1 line

  0.96.D410 - Catch errors from commands that ParseConfig() calls. (John Pye)
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  r1468 | stevenknight | 2006-05-06 10:55:38 -0400 (Sat, 06 May 2006) | 1 line

  0.96.D411 - Significant taskmaster speedup by using reference counts, not list manipulation.
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  r1469 | stevenknight | 2006-05-06 18:38:02 -0400 (Sat, 06 May 2006) | 1 line

  0.96.D413 - TeX improvements.
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  r1471 | stevenknight | 2006-05-07 09:07:58 -0400 (Sun, 07 May 2006) | 2 lines

  Delete properties interfering with clean .jpg checkout.
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  r1472 | stevenknight | 2006-05-07 09:23:54 -0400 (Sun, 07 May 2006) | 1 line

  0.96.D412 - Windows portability fixes for two tests and ParseConfig() execution.
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  r1473 | stevenknight | 2006-05-07 09:30:11 -0400 (Sun, 07 May 2006) | 1 line

  0.96.D414 - Various man page and documentation updates.
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  r1474 | stevenknight | 2006-05-07 23:53:12 -0400 (Sun, 07 May 2006) | 1 line

  0.96.D415 - Initial infrastructure for executing tests under QMTest. (Stefan Seefeld)
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  r1476 | stevenknight | 2006-05-09 00:03:47 -0400 (Tue, 09 May 2006) | 1 line

  0.96.D416 - Fix QMTest infrastructure to avoid listing directories with no tests and to find
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  r1477 | stevenknight | 2006-05-16 06:47:51 -0400 (Tue, 16 May 2006) | 1 line

  0.96.D417 - Fix Alias turning Entries into Nodes or Dirs too soon.
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  r1478 | stevenknight | 2006-05-17 08:32:58 -0400 (Wed, 17 May 2006) | 1 line

  0.96.D418 - Next QMTest changes (including fixing copyrights).
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  r1479 | stevenknight | 2006-05-18 05:07:06 -0400 (Thu, 18 May 2006) | 1 line

  0.96.D419 - Fix DVIPDF tests after recent changes.
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  r1497 | stevenknight | 2006-05-23 08:47:01 -0400 (Tue, 23 May 2006) | 1 line

  0.96.D420 - Better error message when trying to build a file from an unknown sufix. (Gary O
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  r1498 | stevenknight | 2006-05-23 09:38:52 -0400 (Tue, 23 May 2006) | 1 line

  0.96.D421 - Suppress duplicate entries in latest TeX patch. (Joel B. Mohler)
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  r1499 | stevenknight | 2006-05-23 22:00:06 -0400 (Tue, 23 May 2006) | 1 line

  0.96.D422 - Add tests for tuple variable expansion. (Gary Oberbrunner)
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  r1515 | stevenknight | 2006-06-12 06:44:24 -0400 (Mon, 12 Jun 2006) | 1 line

  0.96.D423 - More QMTest work: start giving runtest.py its own tests, more functionality for
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  r1517 | stevenknight | 2006-06-21 07:34:30 -0400 (Wed, 21 Jun 2006) | 1 line

  0.96.D424 - Move test/Configure.py and test/Options.py to avoid confusion with similarly-nam
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  r1518 | stevenknight | 2006-06-21 12:40:37 -0400 (Wed, 21 Jun 2006) | 1 line

  0.96.D425 - Change the QMTest infrastructure to use File naming, not Python. Rename tests w
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  r1533 | stevenknight | 2006-07-23 20:10:08 -0400 (Sun, 23 Jul 2006) | 1 line

  0.96.D426 - Fix ramifications of changing when Node disambiguation happens.
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  r1535 | stevenknight | 2006-07-24 06:40:43 -0400 (Mon, 24 Jul 2006) | 3 lines

  Initialized merge tracking via "svnmerge" with revisions "1-1534" from
  http://scons.tigris.org/svn/scons/trunk
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  r1536 | stevenknight | 2006-07-24 21:45:40 -0400 (Mon, 24 Jul 2006) | 2 lines

  Remove svnmerge-integrated property to start over.
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  r1538 | stevenknight | 2006-07-24 21:51:32 -0400 (Mon, 24 Jul 2006) | 3 lines

  Initialized merge tracking via "svnmerge" with revisions "1-1440" from
  http://scons.tigris.org/svn/scons/trunk
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1 files changed, 7 insertions, 7 deletions

diff --git a/src/engine/SCons/Subst.py b/src/engine/SCons/Subst.py
index 56522a1..eff8f97 100644
--- a/src/engine/SCons/Subst.py
+++ b/src/engine/SCons/Subst.py
@@ -37,7 +37,7 @@ import UserList
 
 import SCons.Errors
 
-from SCons.Util import is_String, is_List
+from SCons.Util import is_String, is_List, is_Tuple
 
 # Indexed by the SUBST_* constants below.
 _strconv = [SCons.Util.to_String,
@@ -170,7 +170,7 @@ class NLWrapper:
         list = self.list
         if list is None:
             list = []
-        elif not is_List(list):
+        elif not is_List(list) and not is_Tuple(list):
             list = [list]
         # The map(self.func) call is what actually turns
         # a list into appropriate proxies.
@@ -411,7 +411,7 @@ def scons_subst(strSubst, env, mode=SUBST_RAW, target=None, source=None, gvars={
                     var = string.split(key, '.')[0]
                     lv[var] = ''
                     return self.substitute(s, lv)
-            elif is_List(s):
+            elif is_List(s) or is_Tuple(s):
                 def func(l, conv=self.conv, substitute=self.substitute, lvars=lvars):
                     return conv(substitute(l, lvars))
                 r = map(func, s)
@@ -618,7 +618,7 @@ def scons_subst_list(strSubst, env, mode=SUBST_RAW, target=None, source=None, gv
                     lv[var] = ''
                     self.substitute(s, lv, 0)
                     self.this_word()
-            elif is_List(s):
+            elif is_List(s) or is_Tuple(s):
                 for a in s:
                     self.substitute(a, lvars, 1)
                     self.next_word()
@@ -808,18 +808,18 @@ def scons_subst_once(strSubst, env, key):
         a = match.group(1)
         if a in matchlist:
             a = val
-        if is_List(a):
+        if is_List(a) or is_Tuple(a):
             return string.join(map(str, a))
         else:
             return str(a)
 
-    if is_List(strSubst):
+    if is_List(strSubst) or is_Tuple(strSubst):
         result = []
         for arg in strSubst:
             if is_String(arg):
                 if arg in matchlist:
                     arg = val
-                    if is_List(arg):
+                    if is_List(arg) or is_Tuple(arg):
                         result.extend(arg)
                     else:
                         result.append(arg)