From: Keith Whitwell <keithw@vmware.com>
Date: Wed, 4 Nov 2009 13:59:59 +0000 (+0000)
Subject: ws/i965: add butt-ugly linker hack
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=b549bbb49868702d45fbcf5d75d2c14ffeca692b;p=mesa.git

ws/i965: add butt-ugly linker hack

Need more linker magic to keep the glX symbols externally visible even
though they started off in a .a file.
---

diff --git a/src/gallium/winsys/drm/i965/xlib/xlib_i965.c b/src/gallium/winsys/drm/i965/xlib/xlib_i965.c
index 60ab8e1993a..c55ba6b5199 100644
--- a/src/gallium/winsys/drm/i965/xlib/xlib_i965.c
+++ b/src/gallium/winsys/drm/i965/xlib/xlib_i965.c
@@ -360,3 +360,18 @@ struct xm_driver xlib_i965_driver =
 };
 
 
+
+
+
+/***********************************************************************
+ *
+ * Butt-ugly hack to convince the linker not to throw away public GL
+ * symbols (they are all referenced from getprocaddress, I guess).
+ */
+extern void (*linker_foo(const unsigned char *procName))();
+extern void (*glXGetProcAddress(const unsigned char *procName))();
+
+extern void (*linker_foo(const unsigned char *procName))()
+{
+   return glXGetProcAddress(procName);
+}