Issue #18098: The deprecated OS X Build Applet.app fails to build on

OS X 10.8 systems because the Apple-deprecated QuickDraw headers have
been removed from Xcode 4.  Skip building it in this case.

Lib/plat-mac/EasyDialogs.py

@@ -243,8 +243,15 @@ def AskYesNoCancel(question, default = 0, yes=None, no=None, cancel=None, id=262
 
 
 
+# The deprecated Carbon QuickDraw APIs are no longer available as of
+# OS X 10.8.  Raise an ImportError here in that case so that callers
+# of EasyDialogs, like BuildApplet, will do the right thing.
+
+try:
+    screenbounds = Qd.GetQDGlobalsScreenBits().bounds
+except AttributeError:
+    raise ImportError("QuickDraw APIs not available")
 
-screenbounds = Qd.GetQDGlobalsScreenBits().bounds
 screenbounds = screenbounds[0]+4, screenbounds[1]+4, \
     screenbounds[2]-4, screenbounds[3]-4
 

Mac/Makefile.in

@@ -202,15 +202,22 @@ install_IDLE:
 	cd IDLE && make install
 
 install_BuildApplet:
-	$(RUNSHARED) @ARCH_RUN_32BIT@ $(BUILDPYTHON) $(srcdir)/scripts/BuildApplet.py \
-		--destroot "$(DESTDIR)" \
-		--python=$(prefix)/Resources/Python.app/Contents/MacOS/Python \
-		--output "$(DESTDIR)$(PYTHONAPPSDIR)/Build Applet.app" \
-		$(srcdir)/scripts/BuildApplet.py
-ifneq ($(LIPO_32BIT_FLAGS),)
-	rm "$(DESTDIR)$(PYTHONAPPSDIR)/Build Applet.app/Contents/MacOS/Python"
-	lipo $(LIPO_32BIT_FLAGS) -output "$(DESTDIR)$(PYTHONAPPSDIR)/Build Applet.app/Contents/MacOS/Python" $(BUILDPYTHON)
-endif   
+	if ! $(RUNSHARED) @ARCH_RUN_32BIT@ $(BUILDPYTHON) \
+			-c 'import EasyDialogs' 2>/dev/null ; then \
+		echo "EasyDialogs not available in this Python - skipping Build Applet.app" ; \
+	else \
+		$(RUNSHARED) @ARCH_RUN_32BIT@ $(BUILDPYTHON) $(srcdir)/scripts/BuildApplet.py \
+			--destroot "$(DESTDIR)" \
+			--python=$(prefix)/Resources/Python.app/Contents/MacOS/Python \
+			--output "$(DESTDIR)$(PYTHONAPPSDIR)/Build Applet.app" \
+			$(srcdir)/scripts/BuildApplet.py && \
+		if [ -n "$(LIPO_32BIT_FLAGS)" ] ; then \
+			rm "$(DESTDIR)$(PYTHONAPPSDIR)/Build Applet.app/Contents/MacOS/Python" && \
+			lipo $(LIPO_32BIT_FLAGS) \
+				-output "$(DESTDIR)$(PYTHONAPPSDIR)/Build Applet.app/Contents/MacOS/Python" \
+				$(BUILDPYTHON) ; \
+		fi \
+	fi
 
 MACLIBDEST=$(LIBDEST)/plat-mac
 MACTOOLSDEST=$(prefix)/Mac/Tools

Mac/README

@@ -209,9 +209,11 @@ script to set runtime options. These options can be set once and for all
 through PythonLauncher's preferences dialog.
 
 "BuildApplet.app" creates an applet from a Python script. Drop the script on it
-and out comes a full-featured MacOS application. There is much more to this,
-to be supplied later. Some useful (but outdated) info can be found in
-Mac/Demo.
+and out comes a full-featured MacOS application.  BuildApplet.app is now
+deprecated and has been removed in Python 3.  As of OS X 10.8, Xcode 4 no
+longer supplies the headers for the deprecated QuickDraw APIs used by
+the EasyDialogs module making BuildApplet unusable as an app.  It will
+not be built by the Mac/Makefile in this case.
 
 The commandline scripts /usr/local/bin/python and pythonw can be used to run
 non-GUI and GUI python scripts from the command line, respectively.

Misc/NEWS

@@ -37,6 +37,13 @@ Library
   the default for linking if LDSHARED is not also overriden.  This restores
   Distutils behavior introduced in 2.7.3 and inadvertently dropped in 2.7.4.
 
+Build
+-----
+
+- Issue #18098: The deprecated OS X Build Applet.app fails to build on
+  OS X 10.8 systems because the Apple-deprecated QuickDraw headers have
+  been removed from Xcode 4.  Skip building it in this case.
+
 IDLE
 ----
 

configure

@@ -2981,6 +2981,7 @@ fi
 
 
 
+ARCH_RUN_32BIT=""
 
 UNIVERSAL_ARCHS="32-bit"
 
@@ -7996,7 +7997,6 @@ case $ac_sys_system/$ac_sys_release in
 esac
 
 
-ARCH_RUN_32BIT=""
 
 case $ac_sys_system/$ac_sys_release in
   Darwin/[01567]\..*)

configure.ac

@@ -145,6 +145,7 @@ fi
 AC_SUBST(UNIVERSALSDK)
 
 AC_SUBST(ARCH_RUN_32BIT)
+ARCH_RUN_32BIT=""
 
 UNIVERSAL_ARCHS="32-bit"
 AC_SUBST(LIPO_32BIT_FLAGS)
@@ -1801,7 +1802,6 @@ case $ac_sys_system/$ac_sys_release in
 esac
 
 
-ARCH_RUN_32BIT=""
 AC_SUBST(LIBTOOL_CRUFT)
 case $ac_sys_system/$ac_sys_release in
   Darwin/@<:@01567@:>@\..*)