add waf

Author: catfact

waf

@@ -0,0 +1,23 @@
+def options(opt):
+    opt.load('compiler_cxx')
+
+def configure(conf):
+    conf.load('compiler_cxx')
+
+def build(bld):
+    softcut_sources = [
+        'softcut/src/FadeCurves.cpp',
+        'softcut/src/ReadWriteHead.cpp',
+        'softcut/src/SubHead.cpp',
+        'softcut/src/Svf.cpp',
+        'softcut/src/Voice.cpp',
+    ]    
+    
+    bld.stlib(
+        target = 'softcut',
+        features = 'cxx cxxstlib',
+        source = softcut_sources,
+        includes = ['softcut/include'],
+        cflags = ['-O3', '-Wall', '-Wextra'],
+        cxxflags = ['--std=c++14']
+    )