Upgrade to SCons v4.8.1

scons/scons-configure-cache.py

@@ -32,15 +32,15 @@ The files are split into directories named by the first few
 digits of the signature. The prefix length used for directory
 names can be changed by this script.
 """
-__revision__ = "scripts/scons-configure-cache.py 7c688f694c644b61342670ce92977bf4a396c0d4 Sun, 07 Jul 2024 16:52:07 -0700 bdbaddog"
+__revision__ = "scripts/scons-configure-cache.py 08661ed4c552323ef3a7f0ff1af38868cbabb05e Tue, 03 Sep 2024 17:46:32 -0700 bdbaddog"
 
-__version__ = "4.8.0"
+__version__ = "4.8.1"
 
-__build__ = "7c688f694c644b61342670ce92977bf4a396c0d4"
+__build__ = "08661ed4c552323ef3a7f0ff1af38868cbabb05e"
 
 __buildsys__ = "M1Dog2021"
 
-__date__ = "Sun, 07 Jul 2024 16:52:07 -0700"
+__date__ = "Tue, 03 Sep 2024 17:46:32 -0700"
 
 __developer__ = "bdbaddog"
 

scons/scons-local-4.8.1/SCons/Environment.py

@@ -1513,10 +1513,16 @@ class Base(SubstitutionEnvironment):
         self._dict[envname][name] = nv
 
     def AppendUnique(self, delete_existing: bool = False, **kw) -> None:
-        """Append values to existing construction variables
-        in an Environment, if they're not already there.
-        If delete_existing is True, removes existing values first, so
-        values move to end.
+        """Append values uniquely to existing construction variables.
+
+        Similar to :meth:`Append`, but the result may not contain duplicates
+        of any values passed for each given key (construction variable),
+        so an existing list may need to be pruned first, however it may still
+        contain other duplicates.
+
+        If *delete_existing* is true, removes existing values first, so values
+        move to the end; otherwise (the default) values are skipped if
+        already present.
         """
         kw = copy_non_reserved_keywords(kw)
         for key, val in kw.items():
@@ -1539,12 +1545,11 @@ class Base(SubstitutionEnvironment):
                     val = [x for x in val if x not in dk]
                 self._dict[key] = dk + val
             else:
+                # val is not a list, so presumably a scalar (likely str).
                 dk = self._dict[key]
                 if is_List(dk):
-                    # By elimination, val is not a list.  Since dk is a
-                    # list, wrap val in a list first.
                     if delete_existing:
-                        dk = list(filter(lambda x, val=val: x not in val, dk))
+                        dk = [x for x in dk if x != val]
                         self._dict[key] = dk + [val]
                     else:
                         if val not in dk:
@@ -1694,28 +1699,37 @@ class Base(SubstitutionEnvironment):
         return dlist
 
 
-    def Dump(self, key: Optional[str] = None, format: str = 'pretty') -> str:
-        """ Returns a dump of serialized construction variables.
+    def Dump(self, *key: str, format: str = 'pretty') -> str:
+        """Return string of serialized construction variables.
 
-        The display formats are intended for humaan readers when
-        debugging - none of the supported formats produce a result that
-        SCons itself can directly make use of. Objects that cannot
-        directly be represented get a placeholder like
-        ``<function foo at 0x123456>`` or ``<<non-serializable: function>>``.
+        Produces a "pretty" output of a dictionary of selected
+        construction variables, or all of them. The display *format* is
+        selectable. The result is intended for human consumption (e.g,
+        to print), mainly when debugging.  Objects that cannot directly be
+        represented get a placeholder like ``<function foo at 0x123456>``
+        (pretty-print) or ``<<non-serializable: function>>`` (JSON).
 
         Args:
-           key: if ``None``, format the whole dict of variables,
-              else format just the value of *key*.
+           key: if omitted, format the whole dict of variables,
+              else format *key*(s) with the corresponding values.
            format: specify the format to serialize to. ``"pretty"`` generates
              a pretty-printed string, ``"json"`` a JSON-formatted string.
 
         Raises:
            ValueError: *format* is not a recognized serialization format.
+
+        .. versionchanged:: NEXT_VERSION
+           *key* is no longer limited to a single construction variable name.
+           If *key* is supplied, a formatted dictionary is generated like the
+           no-arg case - previously a single *key* displayed just the value.
         """
-        if key:
-            cvars = self.Dictionary(key)
-        else:
+        if not key:
             cvars = self.Dictionary()
+        elif len(key) == 1:
+            dkey = key[0]
+            cvars = {dkey: self[dkey]}
+        else:
+            cvars = dict(zip(key, self.Dictionary(*key)))
 
         fmt = format.lower()
 
@@ -1735,13 +1749,14 @@ class Base(SubstitutionEnvironment):
 
             class DumpEncoder(json.JSONEncoder):
                 """SCons special json Dump formatter."""
+
                 def default(self, obj):
                     if isinstance(obj, (UserList, UserDict)):
                         return obj.data
                     return f'<<non-serializable: {type(obj).__qualname__}>>'
 
             return json.dumps(cvars, indent=4, cls=DumpEncoder, sort_keys=True)
-        else:
+
         raise ValueError("Unsupported serialization format: %s." % fmt)
 
 
@@ -1930,10 +1945,16 @@ class Base(SubstitutionEnvironment):
         self._dict[envname][name] = nv
 
     def PrependUnique(self, delete_existing: bool = False, **kw) -> None:
-        """Prepend values to existing construction variables
-        in an Environment, if they're not already there.
-        If delete_existing is True, removes existing values first, so
-        values move to front.
+        """Prepend values uniquely to existing construction variables.
+
+        Similar to :meth:`Prepend`, but the result may not contain duplicates
+        of any values passed for each given key (construction variable),
+        so an existing list may need to be pruned first, however it may still
+        contain other duplicates.
+
+        If *delete_existing* is true, removes existing values first, so values
+        move to the front; otherwise (the default) values are skipped if
+        already present.
         """
         kw = copy_non_reserved_keywords(kw)
         for key, val in kw.items():
@@ -1956,12 +1977,11 @@ class Base(SubstitutionEnvironment):
                     val = [x for x in val if x not in dk]
                 self._dict[key] = val + dk
             else:
+                # val is not a list, so presumably a scalar (likely str).
                 dk = self._dict[key]
                 if is_List(dk):
-                    # By elimination, val is not a list.  Since dk is a
-                    # list, wrap val in a list first.
                     if delete_existing:
-                        dk = [x for x in dk if x not in val]
+                        dk = [x for x in dk if x != val]
                         self._dict[key] = [val] + dk
                     else:
                         if val not in dk:

scons/scons-local-4.8.1/SCons/Platform/win32.py

@@ -167,7 +167,7 @@ def piped_spawn(sh, escape, cmd, args, env, stdout, stderr):
         try:
             with open(tmpFileStdoutName, "rb") as tmpFileStdout:
                 output = tmpFileStdout.read()
-                stdout.write(output.decode(stdout.encoding, "replace"))
+                stdout.write(output.decode('oem', "replace").replace("\r\n", "\n"))
             os.remove(tmpFileStdoutName)
         except OSError:
             pass
@@ -176,7 +176,7 @@ def piped_spawn(sh, escape, cmd, args, env, stdout, stderr):
         try:
             with open(tmpFileStderrName, "rb") as tmpFileStderr:
                 errors = tmpFileStderr.read()
-                stderr.write(errors.decode(stderr.encoding, "replace"))
+                stderr.write(errors.decode('oem', "replace").replace("\r\n", "\n"))
             os.remove(tmpFileStderrName)
         except OSError:
             pass

scons/scons-local-4.8.1/SCons/Script/Main.py

@@ -67,7 +67,7 @@ from SCons import __version__ as SConsVersion
 
 # these define the range of versions SCons supports
 minimum_python_version = (3, 6, 0)
-deprecated_python_version = (3, 7, 0)  # the first non-deprecated version
+deprecated_python_version = (3, 7, 0)
 
 # ordered list of SConstruct names to look for if there is no -f flag
 KNOWN_SCONSTRUCT_NAMES = [