waf: Reformat to PEP8 using yapf

1 files changed, 91 insertions, 61 deletions

diff --git a/wscript b/wscript
index 03151bb2..55652ff8 100644
--- a/wscript
+++ b/wscript
@@ -1,28 +1,32 @@
-#
-# RTEMS Project (https://www.rtems.org/)
-#
+# SPDX-License-Identifier: BSD-2-Clause
+'''RTEMS LibBSD is a transparent source build of the FreeBSD kernel
+source for RTEMS.
+
+To use see README.waf shipped with this file.
+'''
+
 # Copyright (c) 2015-2016 Chris Johns <chrisj@rtems.org>. All rights reserved.
 #
-#  Redistribution and use in source and binary forms, with or without
-#  modification, are permitted provided that the following conditions
-#  are met:
-#  1. Redistributions of source code must retain the above copyright
-#     notice, this list of conditions and the following disclaimer.
-#  2. Redistributions in binary form must reproduce the above copyright
-#     notice, this list of conditions and the following disclaimer in the
-#     documentation and/or other materials provided with the distribution.
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
 #
-#  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-#  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-#  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-#  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-#  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-#  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-#  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-#  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-#  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-#  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-#  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+# POSSIBILITY OF SUCH DAMAGE.
 
 #
 # RTEMS LibBSD is a transparent source build of the FreeBSD kernel source for RTEMS.
@@ -57,6 +61,7 @@ builders = {}
 BUILDSET_DIR = "buildset"
 BUILDSET_DEFAULT = "buildset/default.ini"
 
+
 def load_ini(conf, f):
     ini = configparser.ConfigParser()
     ini.read(f)
@@ -73,8 +78,9 @@ def load_ini(conf, f):
         elif os.path.isfile(os.path.join(BUILDSET_DIR, extends)):
             extendfile = os.path.join(BUILDSET_DIR, extends)
         else:
-            conf.fatal("'{}': Invalid file given for general/extends:'{}'"
-                .format(f, extends))
+            conf.fatal(
+                "'{}': Invalid file given for general/extends:'{}'".format(
+                    f, extends))
         base = load_ini(conf, extendfile)
         for s in ini.sections():
             if not base.has_section(s):
@@ -85,6 +91,7 @@ def load_ini(conf, f):
         ini = base
     return ini
 
+
 def load_config(conf, f):
     ini = load_ini(conf, f)
     config = {}
@@ -100,6 +107,7 @@ def load_config(conf, f):
             config['modules-enabled'].append(mod)
     return config
 
+
 def update_builders(ctx, buildset_opt):
     global builders
     builders = {}
@@ -111,7 +119,7 @@ def update_builders(ctx, buildset_opt):
         if os.path.isdir(bs):
             for f in os.listdir(bs):
                 if f[-4:] == ".ini":
-                    buildsets += [os.path.join(bs,f)]
+                    buildsets += [os.path.join(bs, f)]
         else:
             for f in bs.split(','):
                 buildsets += [f]
@@ -123,7 +131,8 @@ def update_builders(ctx, buildset_opt):
         bsname = bsconfig['name']
         builder.updateConfiguration(bsconfig)
         builder.generate(rtems_version)
-        builders[bsname]=builder
+        builders[bsname] = builder
+
 
 def bsp_init(ctx, env, contexts):
     # This function generates the builders and adds build-xxx, clean-xxx and
@@ -143,6 +152,7 @@ def bsp_init(ctx, env, contexts):
         for y in contexts:
             newcmd = y.cmd + '-' + builder
             newvariant = y.variant + '-' + builder
+
             class context(y):
                 cmd = str(newcmd)
                 variant = str(newvariant)
@@ -158,49 +168,66 @@ def bsp_init(ctx, env, contexts):
             commands += [str(cmd)]
     waflib.Options.commands = commands
 
+
 def init(ctx):
-    rtems.init(ctx, version = rtems_version, long_commands = True,
-               bsp_init = bsp_init)
+    rtems.init(ctx,
+               version=rtems_version,
+               long_commands=True,
+               bsp_init=bsp_init)
+
 
 def options(opt):
     rtems.options(opt)
     opt.add_option("--enable-auto-regen",
-                   action = "store_true",
-                   default = False,
-                   dest = "auto_regen",
-                   help = "Enable auto-regeneration of LEX, RPC and YACC files.")
+                   action="store_true",
+                   default=False,
+                   dest="auto_regen",
+                   help="Enable auto-regeneration of LEX, RPC and YACC files.")
     opt.add_option("--enable-warnings",
-                   action = "store_true",
-                   default = False,
-                   dest = "warnings",
-                   help = "Enable all warnings. The default is quiet builds.")
+                   action="store_true",
+                   default=False,
+                   dest="warnings",
+                   help="Enable all warnings. The default is quiet builds.")
     opt.add_option("--net-test-config",
-                   default = "config.inc",
-                   dest = "net_config",
-                   help = "Network test configuration.")
+                   default="config.inc",
+                   dest="net_config",
+                   help="Network test configuration.")
     opt.add_option("--freebsd-options",
-                   action = "store",
-                   default = "",
-                   dest = "freebsd_options",
-                   help = "Set FreeBSD options (developer option).")
-    opt.add_option("--optimization",
-                   action = "store",
-                   default = "2",
-                   dest = "optimization",
-                   help = "Set optimization level to OPTIMIZATION (-On compiler flag). Default is 2 (-O2).")
-    opt.add_option("--buildset",
-                   action = "append",
-                   default = [],
-                   dest = "buildset",
-                   help = "Select build sets to build. If set to a directory, all .ini file in this directory will be used.")
+                   action="store",
+                   default="",
+                   dest="freebsd_options",
+                   help="Set FreeBSD options (developer option).")
+    opt.add_option(
+        "--optimization",
+        action="store",
+        default="2",
+        dest="optimization",
+        help=
+        "Set optimization level to OPTIMIZATION (-On compiler flag). Default is 2 (-O2)."
+    )
+    opt.add_option(
+        "--buildset",
+        action="append",
+        default=[],
+        dest="buildset",
+        help=
+        "Select build sets to build. If set to a directory," \
+        " all .ini file in this directory will be used."
+    )
+
 
 def bsp_configure(conf, arch_bsp):
-    conf.check(header_name = "dlfcn.h", features = "c")
-    conf.check(header_name = "rtems/pci.h", features = "c", mandatory = False)
+    conf.check(header_name="dlfcn.h", features="c")
+    conf.check(header_name="rtems/pci.h", features="c", mandatory=False)
     if not rtems.check_posix(conf):
-        conf.fatal("RTEMS kernel POSIX support is disabled; configure RTEMS with --enable-posix")
+        conf.fatal(
+            "RTEMS kernel POSIX support is disabled; configure RTEMS with --enable-posix"
+        )
     if rtems.check_networking(conf):
-        conf.fatal("RTEMS kernel contains the old network support; configure RTEMS with --disable-networking")
+        conf.fatal(
+            "RTEMS kernel contains the old network support;" \
+            " configure RTEMS with --disable-networking"
+        )
     env = conf.env.derive()
     for builder in builders:
         ab = conf.env.RTEMS_ARCH_BSP
@@ -210,15 +237,16 @@ def bsp_configure(conf, arch_bsp):
         builders[builder].bsp_configure(conf, arch_bsp)
         conf.setenv(ab)
 
+
 def configure(conf):
     if conf.options.auto_regen:
-        conf.find_program("lex", mandatory = True)
-        conf.find_program("rpcgen", mandatory = True)
-        conf.find_program("yacc", mandatory = True)
+        conf.find_program("lex", mandatory=True)
+        conf.find_program("rpcgen", mandatory=True)
+        conf.find_program("yacc", mandatory=True)
     conf.env.AUTO_REGEN = conf.options.auto_regen
     conf.env.WARNINGS = conf.options.warnings
     conf.env.NET_CONFIG = conf.options.net_config
-    conf.env.FREEBSD_OPTIONS =conf.options.freebsd_options
+    conf.env.FREEBSD_OPTIONS = conf.options.freebsd_options
     conf.env.OPTIMIZATION = conf.options.optimization
     conf.env.BUILDSET = conf.options.buildset
     if len(conf.env.BUILDSET) == 0:
@@ -226,9 +254,11 @@ def configure(conf):
     update_builders(conf, conf.env.BUILDSET)
     rtems.configure(conf, bsp_configure)
 
+
 def test(bld):
     rtems.test_uninstall(bld)
 
+
 def build(bld):
     rtems.build(bld)
     builders[bld.libbsd_buildset_name].build(bld)