build: update waf to version 1.8.1

Fixes #1164

bootstrap.py

@@ -5,9 +5,9 @@
 from __future__ import print_function
 import os, sys, stat, hashlib, subprocess
 
-WAFRELEASE = "waf-1.7.16"
+WAFRELEASE = "waf-1.8.1"
 WAFURL     = "http://ftp.waf.io/pub/release/" + WAFRELEASE
-SHA256HASH = "b64dc26c882572415fd450b745006107965f3fe17b357e3eb43d6676c9635a61"
+SHA256HASH = "ec658116ba0b96629d91fde0b32321849e866e0819f1e835c4c2c7f7ffe1a21d"
 
 if os.path.exists("waf"):
     wafver = subprocess.check_output(['./waf', '--version']).decode()
@@ -31,6 +31,8 @@ if SHA256HASH == hashlib.sha256(waf).hexdigest():
     print("Checksum verified.")
 else:
     print("The checksum of the downloaded file does not match!")
+    print(" - got:      {}".format(hashlib.sha256(waf).hexdigest()))
+    print(" - expected: {}".format(SHA256HASH))
     print("Please download and verify the file manually.")
 
     sys.exit(1)

waftools/generators/headers.py

@@ -1,5 +1,5 @@
 def __cp_to_variant__(ctx, variant, basename):
-    src = ctx.bldnode.search(basename).read()
+    src = ctx.bldnode.search_node(basename).read()
     node = ctx.bldnode.make_node("{0}/{1}".format(variant, basename))
     node.parent.mkdir()
     node.write(src)

waftools/waf_customizations.py

@@ -30,28 +30,14 @@ def m_hook(self, node):
 
 def build(ctx):
     from waflib import Task
-    import syms
+
+    def nice_path(node):
+        return node.path_from(node.ctx.launch_node())
 
     cls = Task.classes['cprogram']
     class cprogram(cls):
         run_str = cls.hcode + '${LAST_LINKFLAGS}'
 
-        def __str__(self):
-            tgt_str = ' '.join([a.nice_path() for a in self.outputs])
-            return 'linking -> {0}\n'.format(tgt_str)
-
-    cls = Task.classes['cshlib']
-    class cshlib(cls):
-        def __str__(self):
-            tgt_str = ' '.join([a.nice_path() for a in self.outputs])
-            return 'linking -> {0}\n'.format(tgt_str)
-
-    cls = Task.classes['compile_sym']
-    class compile_sym(cls):
-        def __str__(self):
-            tgt_str = ' '.join([a.nice_path() for a in self.outputs])
-            return 'compile_sym -> {0}\n'.format(tgt_str)
-
     cls = Task.classes['macplist']
     class macplist(cls):
         def run(self):

wscript

@@ -815,7 +815,7 @@ def is_debug_build(ctx):
 
 def configure(ctx):
     ctx.resetenv(ctx.options.variant)
-    ctx.check_waf_version(mini='1.7.15')
+    ctx.check_waf_version(mini='1.8.1')
     target = os.environ.get('TARGET')
     (cc, pkg_config, windres) = ('cc', 'pkg-config', 'windres')