Added a define EXTRAMACHDEPPATH which can be used to add sys.path items

for specific platforms. Use this to add plat-mac and
plat-mac/lib-scriptpackages on MacOSX. Also tested for not having adverse
effects on Linux, and I think this code isn't used on Windows anyway.

Fixes #661521.

Makefile.pre.in

@@ -612,6 +612,7 @@ maninstall:
 # Install the library
 PLATDIR=	plat-$(MACHDEP)
 EXTRAPLATDIR= @EXTRAPLATDIR@
+EXTRAMACHDEPPATH=@EXTRAMACHDEPPATH@
 MACHDEPS=	$(PLATDIR) $(EXTRAPLATDIR)
 XMLLIBSUBDIRS=  xml xml/dom xml/parsers xml/sax
 PLATMACDIRS= plat-mac plat-mac/Carbon plat-mac/lib-scriptpackages \
@@ -622,6 +623,7 @@ PLATMACDIRS= plat-mac plat-mac/Carbon plat-mac/lib-scriptpackages \
 	plat-mac/lib-scriptpackages/Netscape \
 	plat-mac/lib-scriptpackages/StdSuites \
 	plat-mac/lib-scriptpackages/Terminal
+PLATMACPATH=:plat-mac:plat-mac/lib-scriptpackages
 LIBSUBDIRS=	lib-old lib-tk site-packages test test/output test/data \
 		encodings email email/test email/test/data compiler hotshot \
 		logging bsddb bsddb/test \

Modules/Setup.dist

@@ -92,12 +92,13 @@ TESTPATH=
 
 # Path components for machine- or system-dependent modules and shared libraries
 MACHDEPPATH=:plat-$(MACHDEP)
+EXTRAMACHDEPPATH=
 
 # Path component for the Tkinter-related modules
 # The TKPATH variable is always enabled, to save you the effort.
 TKPATH=:lib-tk
 
-COREPYTHONPATH=$(DESTPATH)$(SITEPATH)$(TESTPATH)$(MACHDEPPATH)$(TKPATH)
+COREPYTHONPATH=$(DESTPATH)$(SITEPATH)$(TESTPATH)$(MACHDEPPATH)$(EXTRAMACHDEPPATH)$(TKPATH)
 PYTHONPATH=$(COREPYTHONPATH)
 
 

configure

 #! /bin/sh
-# From configure.in Revision: 1.392 .
+# From configure.in Revision: 1.393 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.53 for python 2.3.
 #
@@ -1390,13 +1390,20 @@ echo "${ECHO_T}$MACHDEP" >&6
 
 # And add extra plat-mac for darwin
 
+
 echo "$as_me:$LINENO: checking EXTRAPLATDIR" >&5
 echo $ECHO_N "checking EXTRAPLATDIR... $ECHO_C" >&6
 if test -z "$EXTRAPLATDIR"
 then
 	case $MACHDEP in
-	darwin)	EXTRAPLATDIR="\$(PLATMACDIRS)";;
-	*) EXTRAPLATDIR="";;
+	darwin)
+		EXTRAPLATDIR="\$(PLATMACDIRS)"
+		EXTRAMACHDEPPATH="\$(PLATMACPATH)"
+		;;
+	*)
+		EXTRAPLATDIR=""
+		EXTRAMACHDEPPATH=""
+		;;
 	esac
 fi
 echo "$as_me:$LINENO: result: $EXTRAPLATDIR" >&5
@@ -17468,6 +17475,7 @@ s,@PYTHONFRAMEWORKINSTALLDIR@,$PYTHONFRAMEWORKINSTALLDIR,;t t
 s,@MACHDEP@,$MACHDEP,;t t
 s,@SGI_ABI@,$SGI_ABI,;t t
 s,@EXTRAPLATDIR@,$EXTRAPLATDIR,;t t
+s,@EXTRAMACHDEPPATH@,$EXTRAMACHDEPPATH,;t t
 s,@CXX@,$CXX,;t t
 s,@MAINOBJ@,$MAINOBJ,;t t
 s,@EXEEXT@,$EXEEXT,;t t

configure.in

@@ -157,12 +157,19 @@ AC_MSG_RESULT($MACHDEP)
 
 # And add extra plat-mac for darwin
 AC_SUBST(EXTRAPLATDIR)
+AC_SUBST(EXTRAMACHDEPPATH)
 AC_MSG_CHECKING(EXTRAPLATDIR)
 if test -z "$EXTRAPLATDIR"
 then
 	case $MACHDEP in
-	darwin)	EXTRAPLATDIR="\$(PLATMACDIRS)";;
-	*) EXTRAPLATDIR="";;
+	darwin)	
+		EXTRAPLATDIR="\$(PLATMACDIRS)"
+		EXTRAMACHDEPPATH="\$(PLATMACPATH)"
+		;;
+	*) 
+		EXTRAPLATDIR=""
+		EXTRAMACHDEPPATH=""
+		;;
 	esac
 fi
 AC_MSG_RESULT($EXTRAPLATDIR)