From 2b546944a1f0c5646936f2ab047345769e3a2471 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Fri, 30 May 2014 15:06:59 -0400
Subject: python: Add simple global pool interface.

---
 libdimension-python/Makefile.am   |  6 +++---
 libdimension-python/dimension.pxd | 10 ++++++++++
 libdimension-python/dimension.pyx | 18 ++++++++++++++++++
 3 files changed, 31 insertions(+), 3 deletions(-)

(limited to 'libdimension-python')

diff --git a/libdimension-python/Makefile.am b/libdimension-python/Makefile.am
index a4b28ad..629eb8b 100644
--- a/libdimension-python/Makefile.am
+++ b/libdimension-python/Makefile.am
@@ -1,5 +1,5 @@
 ###########################################################################
-## Copyright (C) 2011 Tavian Barnes <tavianator@tavianator.com>          ##
+## Copyright (C) 2011-2014 Tavian Barnes <tavianator@tavianator.com>     ##
 ##                                                                       ##
 ## This file is part of The Dimension Build Suite.                       ##
 ##                                                                       ##
@@ -25,9 +25,9 @@ AM_LDFLAGS = $(Python_LDFLAGS)
 
 dimension.c: dimension.pyx dimension.pxd
 if DEBUG
-	cython --line-directives dimension.pyx
+	cython --line-directives --cleanup 2 dimension.pyx
 else
-	cython dimension.pyx
+	cython --cleanup 2 dimension.pyx
 endif
 	sed -i 's/initdimension/initwrapper/g' dimension.c
 	sed -i 's/PyInit_dimension/PyInit_wrapper/g' dimension.c
diff --git a/libdimension-python/dimension.pxd b/libdimension-python/dimension.pxd
index fb02fbd..0d862ae 100644
--- a/libdimension-python/dimension.pxd
+++ b/libdimension-python/dimension.pxd
@@ -39,6 +39,16 @@ cdef extern from "../libdimension/dimension.h":
 
   double dmnsn_epsilon
 
+  #########
+  # Pools #
+  #########
+
+  ctypedef struct dmnsn_pool
+
+  dmnsn_pool *dmnsn_new_pool()
+  void *dmnsn_palloc(dmnsn_pool *pool, size_t size, dmnsn_callback_fn *callback)
+  void dmnsn_delete_pool(dmnsn_pool *pool)
+
   ##########
   # Arrays #
   ##########
diff --git a/libdimension-python/dimension.pyx b/libdimension-python/dimension.pyx
index 98fc41d..24ec4bd 100644
--- a/libdimension-python/dimension.pyx
+++ b/libdimension-python/dimension.pyx
@@ -46,6 +46,24 @@ def terminal_width():
   """Return the width of the terminal, if present."""
   return dmnsn_terminal_width()
 
+#########
+# Pools #
+#########
+
+cdef class _Pool:
+  cdef dmnsn_pool *_pool
+
+  def __cinit__(self):
+    self._pool = dmnsn_new_pool()
+
+  def __dealloc__(self):
+    dmnsn_delete_pool(self._pool)
+
+cdef _Pool _global_pool = _Pool()
+
+cdef dmnsn_pool *_get_pool():
+  return _global_pool._pool
+
 ###########
 # Futures #
 ###########
-- 
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