Shared dri driver resources

1 files changed, 101 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/common/hwlog.h b/src/mesa/drivers/dri/common/hwlog.h
new file mode 100644
index 0000000000..6c5a185552
--- /dev/null
+++ b/src/mesa/drivers/dri/common/hwlog.h
@@ -0,0 +1,101 @@
+/*
+ * GLX Hardware Device Driver common code
+ *
+ * Based on the original MGA G200 driver (c) 1999 Wittawat Yamwong
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * WITTAWAT YAMWONG, OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM, 
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR 
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE 
+ * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ *
+ *    Wittawat Yamwong <Wittawat.Yamwong@stud.uni-hannover.de>
+ */
+/* $XFree86: xc/lib/GL/mesa/src/drv/common/hwlog.h,v 1.5 2001/10/31 23:22:57 tsi Exp $ */
+ 
+/* Usage:
+ * - use mgaError for error messages. Always write to X error and log file.
+ * - use mgaMsg for debugging. Can be disabled by undefining MGA_LOG_ENABLED.
+ */
+ 
+#ifndef HWLOG_INC
+#define HWLOG_INC
+
+
+#include <stdarg.h>
+#include <stdio.h>
+
+#define DBG_LEVEL_BASE          1
+#define DBG_LEVEL_VERBOSE       10
+#define DBG_LEVEL_ENTEREXIT     20
+
+typedef struct
+{
+  FILE *file;
+  int   level;
+  unsigned int timeTemp;
+  char *prefix;
+} hwlog_t;
+
+extern hwlog_t hwlog;
+
+
+#ifdef HW_LOG_ENABLED
+
+/* open and close log file. */
+int  hwOpenLog(const char *filename, char *prefix);
+void hwCloseLog(void);
+
+/* return 1 if log file is succesfully opened */
+int  hwIsLogReady(void);
+
+/* set current log level to 'level'. Messages with level less than or equal
+   the current log level will be written to the log file. */
+void hwSetLogLevel(int level);
+int  hwGetLogLevel(void);
+
+/* hwLog and hwLogv write a message to the log file.	*/
+/* do not call these directly, use hwMsg() instead	*/
+void hwLog(int level, const char *format, ...);
+void hwLogv(int level, const char *format, va_list ap);
+
+int usec( void );
+
+/* hwMsg writes a message to the log file or to the standard X error file. */
+void hwMsg(int level, const char *format, ...);
+
+
+#else
+
+
+static __inline__ int hwOpenLog(const char *f, char *prefix) { hwlog.prefix=prefix; return -1; }
+#define hwIsLogReady() (0)
+#define hwGetLogLevel() (-1)
+#define hwLogLevel(n) (0)
+#define hwLog()
+#define hwMsg()
+
+#define hwCloseLog()
+#define hwSetLogLevel(x)
+#define hwLogv(l,f,a)
+
+
+#endif
+
+void hwError(const char *format, ...);
+
+
+#endif