build: enable zoslib installation on z/OS

zoslib is a C/C++ runtime library and an extended implementation of the z/OS LE C Runtime Library. Co-authored-by: Gaby Baghdadi <baghdadi@ca.ibm.com>

Author: alexcfyung

common.gypi

@@ -615,6 +615,8 @@
  'ldflags': [
  '-q64',
  ],
+ # for addons due to v8config.h include of "zos-base.h":
+ 'include_dirs': ['$(ZOSLIB_INCLUDES)'],
  }],
  ],
  }

tools/install.py

@@ -228,6 +228,12 @@ def wanted_v8_headers(files_arg, dest):
  files_arg = [name for name in files_arg if name in v8_headers]
  action(files_arg, dest)
 
+ def wanted_zoslib_headers(files_arg, dest):
+ import glob
+ zoslib_headers = glob.glob(zoslibinc + '/*.h')
+ files_arg = [name for name in files_arg if name in zoslib_headers]
+ action(files_arg, dest)
+
  action([
  'common.gypi',
  'config.gypi',
@@ -262,6 +268,14 @@ def wanted_v8_headers(files_arg, dest):
  'deps/zlib/zlib.h',
  ], 'include/node/')
 
+ if sys.platform == 'zos':
+ zoslibinc = os.environ.get('ZOSLIB_INCLUDES')
+ if not zoslibinc:
+ raise RuntimeError('Environment variable ZOSLIB_INCLUDES is not set\n')
+ if not os.path.isfile(zoslibinc + '/zos-base.h'):
+ raise RuntimeError('ZOSLIB_INCLUDES is not set to a valid location\n')
+ subdir_files(zoslibinc, 'include/node/zoslib/', wanted_zoslib_headers)
+
 def run(args):
  global node_prefix, install_path, target_defaults, variables