update shared library extension on AIX to .a

pylib/gyp/generator/make.py

-# Copyright (c) 2013 Google Inc. All rights reserved.
+# Copyright (c) 2016 The Chromium Authors. All rights reserved.

[Dirk Pranke, 2016/11/14 21:28:38]

I *think* this needs to stay as Google, actually, and we should add IBM to the
AUTHORS file.

Also, we should not change the copyright year (the year represents when the file
was created, not when it was last modified).

Does that work for you?

 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 # Notes:
 #
 # This is all roughly based on the Makefile system used by the Linux
 # kernel, but is a non-recursive make -- we put the entire dependency
 # graph in front of make and let it figure it out.
 #
 # The code below generates a separate .mk file for each target, but
@@ skipping 73 matching lines @@
         'generator_additional_path_sections', [])
     global generator_extra_sources_for_rules
     generator_extra_sources_for_rules = getattr(xcode_generator,
         'generator_extra_sources_for_rules', [])
     COMPILABLE_EXTENSIONS.update({'.m': 'objc', '.mm' : 'objcxx'})
   else:
     operating_system = flavor
     if flavor == 'android':
       operating_system = 'linux'  # Keep this legacy behavior for now.
     default_variables.setdefault('OS', operating_system)
-    default_variables.setdefault('SHARED_LIB_SUFFIX', '.so')
+    if flavor == 'aix':
+      default_variables.setdefault('SHARED_LIB_SUFFIX', '.a')
+    else:
+      default_variables.setdefault('SHARED_LIB_SUFFIX', '.so')
     default_variables.setdefault('SHARED_LIB_DIR','$(builddir)/lib.$(TOOLSET)')
     default_variables.setdefault('LIB_DIR', '$(obj).$(TOOLSET)')
 
 
 def CalculateGeneratorInputInfo(params):
   """Calculate the generator specific info that gets fed to input (called by
   gyp)."""
   generator_flags = params.get('generator_flags', {})
   android_ndk_version = generator_flags.get('android_ndk_version', None)
   # Android NDK requires a strict link order.
@@ skipping 1236 matching lines @@
     target_ext = ''
     if self.type == 'static_library':
       if target[:3] == 'lib':
         target = target[3:]
       target_prefix = 'lib'
       target_ext = '.a'
     elif self.type in ('loadable_module', 'shared_library'):
       if target[:3] == 'lib':
         target = target[3:]
       target_prefix = 'lib'
-      target_ext = '.so'
+      if self.flavor == 'aix':
+        target_ext = '.a'
+      else:
+        target_ext = '.so'
     elif self.type == 'none':
       target = '%s.stamp' % target
     elif self.type != 'executable':
       print ("ERROR: What output file should be generated?",
              "type", self.type, "target", target)
 
     target_prefix = spec.get('product_prefix', target_prefix)
     target = spec.get('product_name', target)
     product_ext = spec.get('product_extension')
     if product_ext:
@@ skipping 851 matching lines @@
     root_makefile.write("endif\n")
   root_makefile.write('\n')
 
   if (not generator_flags.get('standalone')
       and generator_flags.get('auto_regeneration', True)):
     WriteAutoRegenerationRule(params, root_makefile, makefile_name, build_files)
 
   root_makefile.write(SHARED_FOOTER)
 
   root_makefile.close()