waf, waflib: import unpacked waf 1.7.13

[pd-aubio.git] / waflib / Tools / bison.py

diff --git a/waflib/Tools/bison.py b/waflib/Tools/bison.py
new file mode 100644 (file)
index 0000000..6ae7898
--- /dev/null
+++ b/waflib/Tools/bison.py
@@ -0,0 +1,28 @@
+#! /usr/bin/env python
+# encoding: utf-8
+# WARNING! Do not edit! http://waf.googlecode.com/git/docs/wafbook/single.html#_obtaining_the_waf_file
+
+from waflib import Task
+from waflib.TaskGen import extension
+class bison(Task.Task):
+       color='BLUE'
+       run_str='${BISON} ${BISONFLAGS} ${SRC[0].abspath()} -o ${TGT[0].name}'
+       ext_out=['.h']
+@extension('.y','.yc','.yy')
+def big_bison(self,node):
+       has_h='-d'in self.env['BISONFLAGS']
+       outs=[]
+       if node.name.endswith('.yc'):
+               outs.append(node.change_ext('.tab.cc'))
+               if has_h:
+                       outs.append(node.change_ext('.tab.hh'))
+       else:
+               outs.append(node.change_ext('.tab.c'))
+               if has_h:
+                       outs.append(node.change_ext('.tab.h'))
+       tsk=self.create_task('bison',node,outs)
+       tsk.cwd=node.parent.get_bld().abspath()
+       self.source.append(outs[0])
+def configure(conf):
+       conf.find_program('bison',var='BISON')
+       conf.env.BISONFLAGS=['-d']