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/*
* Copyright (c) 2012 Apple Inc.
*
* 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 THE ABOVE LISTED COPYRIGHT
* HOLDER(S) 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.
*
* Except as contained in this notice, the name(s) of the above
* copyright holders shall not be used in advertising or otherwise to
* promote the sale, use or other dealings in this Software without
* prior written authorization.
*/
#include <sys/cdefs.h>
#include <asl.h>
#include <stdio.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include <inttypes.h>
#include <pthread.h>
#include "apple_glx_log.h"
static bool diagnostic = false;
static aslclient aslc;
void apple_glx_log_init(void) {
if (getenv("LIBGL_DIAGNOSTIC")) {
diagnostic = true;
}
aslc = asl_open(NULL, NULL, 0);
}
void _apple_glx_log(int level, const char *file, const char *function,
int line, const char *fmt, ...) {
va_list v;
va_start(v, fmt);
_apple_glx_vlog(level, file, function, line, fmt, v);
va_end(v);
}
static const char *
_asl_level_string(int level)
{
if (level == ASL_LEVEL_EMERG) return ASL_STRING_EMERG;
if (level == ASL_LEVEL_ALERT) return ASL_STRING_ALERT;
if (level == ASL_LEVEL_CRIT) return ASL_STRING_CRIT;
if (level == ASL_LEVEL_ERR) return ASL_STRING_ERR;
if (level == ASL_LEVEL_WARNING) return ASL_STRING_WARNING;
if (level == ASL_LEVEL_NOTICE) return ASL_STRING_NOTICE;
if (level == ASL_LEVEL_INFO) return ASL_STRING_INFO;
if (level == ASL_LEVEL_DEBUG) return ASL_STRING_DEBUG;
return "unknown";
}
void _apple_glx_vlog(int level, const char *file, const char *function,
int line, const char *fmt, va_list args) {
aslmsg msg;
uint64_t thread = 0;
if (pthread_is_threaded_np()) {
#if MAC_OS_X_VERSION_MAX_ALLOWED < 1060
thread = (uint64_t)(uintptr_t)pthread_self();
#elif MAC_OS_X_VERSION_MIN_REQUIRED < 1060
if (&pthread_threadid_np) {
pthread_threadid_np(NULL, &thread);
} else {
thread = (uint64_t)(uintptr_t)pthread_self();
}
#else
pthread_threadid_np(NULL, &thread);
#endif
}
if (diagnostic) {
va_list args2;
va_copy(args2, args);
fprintf(stderr, "%-9s %24s:%-4d %s(%"PRIu64"): ",
_asl_level_string(level), file, line, function, thread);
vfprintf(stderr, fmt, args2);
}
msg = asl_new(ASL_TYPE_MSG);
if (msg) {
if (file)
asl_set(msg, "File", file);
if (function)
asl_set(msg, "Function", function);
if (line) {
char *_line;
asprintf(&_line, "%d", line);
if (_line) {
asl_set(msg, "Line", _line);
free(_line);
}
}
if (pthread_is_threaded_np()) {
char *_thread;
asprintf(&_thread, "%"PRIu64, thread);
if (_thread) {
asl_set(msg, "Thread", _thread);
free(_thread);
}
}
}
asl_vlog(aslc, msg, level, fmt, args);
if (msg)
asl_free(msg);
}
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