1 /**************************************************************************
3 * Copyright 2007 Tungsten Graphics, Inc., Bismarck, ND., USA
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
18 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
19 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
20 * USE OR OTHER DEALINGS IN THE SOFTWARE.
22 * The above copyright notice and this permission notice (including the
23 * next paragraph) shall be included in all copies or substantial portions
27 **************************************************************************/
35 #include "xm_winsys.h"
40 /* Todo, replace all this with callback-structs provided by the
41 * individual implementations.
53 static enum mode
get_mode()
55 if (getenv("XMESA_TRACE"))
58 if (getenv("XMESA_BRW"))
62 if (!getenv("GALLIUM_NOCELL"))
66 #if defined(GALLIUM_LLVMPIPE)
73 static void _init( void ) __attribute__((constructor
));
75 static void _init( void )
77 enum mode xlib_mode
= get_mode();
81 #if defined(GALLIUM_TRACE) && defined(GALLIUM_SOFTPIPE)
82 xmesa_set_driver( &xlib_trace_driver
);
86 #if defined(GALLIUM_BRW)
87 xmesa_set_driver( &xlib_brw_driver
);
91 #if defined(GALLIUM_CELL)
92 xmesa_set_driver( &xlib_cell_driver
);
96 #if defined(GALLIUM_LLVMPIPE)
97 xmesa_set_driver( &xlib_llvmpipe_driver
);
101 #if defined(GALLIUM_SOFTPIPE)
102 xmesa_set_driver( &xlib_softpipe_driver
);
112 /***********************************************************************
114 * Butt-ugly hack to convince the linker not to throw away public GL
115 * symbols (they are all referenced from getprocaddress, I guess).
117 extern void (*linker_foo(const unsigned char *procName
))();
118 extern void (*glXGetProcAddress(const unsigned char *procName
))();
120 extern void (*linker_foo(const unsigned char *procName
))()
122 return glXGetProcAddress(procName
);