From 1dd73826f941d2034d763e47280e527e5c731309 Mon Sep 17 00:00:00 2001
From: Richard Grenville <pyxlcy@gmail.com>
Date: Sat, 3 Nov 2012 10:30:32 +0800
Subject: Bug fix: A XserverRegion leak

- Fix a XserverRegion leak introduced in b78ab316fd. I hope this is the
  reason of the slowdowns many users reported. Thanks to xrestop!

- Cache the screen region as a variable.

- Add debugging code for region allocation.
---
 compton.h | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'compton.h')

diff --git a/compton.h b/compton.h
index d78e64fe1..3bed918a4 100644
--- a/compton.h
+++ b/compton.h
@@ -89,6 +89,26 @@
 #include <GL/glx.h>
 #endif
 
+#ifdef DEBUG_ALLOC_REG
+static inline XserverRegion
+XFixesCreateRegion_(Display *dpy, XRectangle *p, int n,
+    const char *func, int line) {
+  XserverRegion reg = XFixesCreateRegion(dpy, p, n);
+  printf("%#010lx: XFixesCreateRegion() in %s():%d\n", reg, func, line);
+  return reg;
+}
+
+static inline void
+XFixesDestroyRegion_(Display *dpy, XserverRegion reg,
+    const char *func, int line) {
+  XFixesDestroyRegion(dpy, reg);
+  printf("%#010lx: XFixesDestroyRegion() in %s():%d\n", reg, func, line);
+}
+
+#define XFixesCreateRegion(dpy, p, n) XFixesCreateRegion_(dpy, p, n, __func__, __LINE__)
+#define XFixesDestroyRegion(dpy, reg) XFixesDestroyRegion_(dpy, reg, __func__, __LINE__)
+#endif
+
 // === Constants ===
 #if !(COMPOSITE_MAJOR > 0 || COMPOSITE_MINOR >= 2)
 #error libXcomposite version unsupported
-- 
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