Python 3.9.1 Solaris 10 setup.py patch

setup.py.patch

--- Python-3.9.1/setup.py	Mon Dec  7 09:02:38 2020
+++ Python-3.9.1.new/setup.py	Mon Jan 18 03:53:37 2021
@@ -1084,7 +1084,26 @@
         elif curses_library == 'curses' and not MACOS:
                 # OSX has an old Berkeley curses, not good enough for
                 # the _curses module.
-            if (self.compiler.find_library_file(self.lib_dirs, 'terminfo')):
+            curses_undefines = []
+            curses_libraries = []
+            curses_runtime = []
+            curses_include = []
+                # Bug 3786 and possibly Bug 13552: Solaris curses workarounds.
+                # Solaris 11 includes SysV curses, XPG4 curses, and GNU curses.
+                # This section sets up GNU curses. Since curses is found first
+                # we check and see if we can use the GNU version.
+            if platform == 'sunos5' and os.path.exists('/usr/include/ncurses'):
+                # this next guard may not be needed for gcc
+                if '-Kpic' in sysconfig.get_config_vars('CCSHARED'):
+                    curses_defines=[]
+                # work around for assumption on line 128 of Modules/_cursesmodule.c 
+                    curses_undefines = ['__sun']
+                    curses_includes=['/opt/csw/include/ncurses']
+                    curses_libraries=['/opt/csw/lib']
+                    curses_runtime=['/opt/csw/lib']
+                    curses_libs = ['ncurses']
+                # and as if by magical _curses_panel should work as well
+            elif (self.compiler.find_library_file(lib_dirs, 'terminfo')):
                 curses_libs = ['curses', 'terminfo']
             elif (self.compiler.find_library_file(self.lib_dirs, 'termcap')):
                 curses_libs = ['curses', 'termcap']
@@ -1092,7 +1111,11 @@
                 curses_libs = ['curses']
 
             self.add(Extension('_curses', ['_cursesmodule.c'],
-                               define_macros=curses_defines,
+                               undef_macros = curses_undefines,
+                               define_macros = curses_defines,
+                               include_dirs = curses_includes,
+                               library_dirs = curses_libraries,
+                               runtime_library_dirs = curses_runtime,
                                libraries=curses_libs))
         else:
             curses_enabled = False
@@ -2122,7 +2145,9 @@
             # this option. If you want to compile ctypes with the Sun
             # compiler, please research a proper solution, instead of
             # finding some -z option for the Sun compiler.
-            extra_link_args.append('-mimpure-text')
+            if '-Kpic' not in sysconfig.get_config_vars('CCSHARED'):
+                # make sure this is only gcc and not the sunpro compiler
+                extra_link_args.append('-mimpure-text')
 
         elif HOST_PLATFORM.startswith('hp-ux'):
             extra_link_args.append('-fPIC')