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/*
* Copyright 2009 Nicolai Haehnle <nhaehnle@gmail.com>
*
* 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
* on the rights to use, copy, modify, merge, publish, distribute, sub
* license, 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 (including the next
* paragraph) 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 NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHOR(S) AND/OR THEIR SUPPLIERS 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. */
#include "r300_context.h"
#include <ctype.h>
struct debug_option {
const char * name;
unsigned flag;
const char * description;
};
static struct debug_option debug_options[] = {
{ "help", DBG_HELP, "Helpful meta-information about the driver" },
{ "fp", DBG_FP, "Fragment program handling" },
{ "vp", DBG_VP, "Vertex program handling" },
{ "cs", DBG_CS, "Command submissions" },
{ "draw", DBG_DRAW, "Draw and emit" },
{ "surf", DBG_SURF, "Surface drawing" },
{ "all", ~0, "Convenience option that enables all debug flags" },
/* must be last */
{ 0, 0, 0 }
};
void r300_init_debug(struct r300_context * ctx)
{
const char * options = debug_get_option("RADEON_DEBUG", 0);
boolean printhint = false;
size_t length;
struct debug_option * opt;
if (options) {
while(*options) {
if (*options == ' ' || *options == ',') {
options++;
continue;
}
length = strcspn(options, " ,");
for(opt = debug_options; opt->name; ++opt) {
if (!strncmp(options, opt->name, length)) {
ctx->debug |= opt->flag;
break;
}
}
if (!opt->name) {
debug_printf("Unknown debug option: %s\n", options);
printhint = true;
}
options += length;
}
if (!ctx->debug)
printhint = true;
}
if (printhint || ctx->debug & DBG_HELP) {
debug_printf("You can enable debug output by setting the RADEON_DEBUG environment variable\n"
"to a comma-separated list of debug options. Available options are:\n");
for(opt = debug_options; opt->name; ++opt) {
debug_printf(" %s: %s\n", opt->name, opt->description);
}
}
}
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