timm_osal_trace.c revision c322989ae6ff6769490828de1b5eda12b749cce9 
1/*
2 * Copyright (c) 2010, Texas Instruments Incorporated
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * *  Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 *
12 * *  Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * *  Neither the name of Texas Instruments Incorporated nor the names of
17 *    its contributors may be used to endorse or promote products derived
18 *    from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
22 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
27 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
28 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
29 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
30 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33/*
34*   @file  timm_osal_trace.c
35*   This file contains methods that provides the functionality
36*   for logging errors/warings/information/etc.
37*
38*  @path \
39*
40*/
41/* -------------------------------------------------------------------------- */
42/* =========================================================================
43 *!
44 *! Revision History
45 *! ===================================
46 *!
47 * ========================================================================= */
48
49/******************************************************************************
50* Includes
51******************************************************************************/
52
53/*#include "typedefs.h"*/
54#include <stdarg.h>
55#include <stdio.h>
56#include <stdlib.h>
57#include "timm_osal_trace.h"
58
59#ifdef _Android
60#define LOG_TAG "DOMX"
61#include <utils/Log.h>
62#endif
63
64/**
65* The OSAL debug trace detail can be set at compile time by defining the flag
66* TIMM_OSAL_DEBUG_TRACE_DETAIL=<Details>
67* detail - 0 - no detail
68*          1 - function name
69*          2 - function name, line number
70* Prefix is added to every debug trace message
71*/
72#ifndef TIMM_OSAL_DEBUG_TRACE_DETAIL
73#define TIMM_OSAL_DEBUG_TRACE_DETAIL 2
74#endif
75
76#define DEFAULT_TRACE_LEVEL 1
77
78static int trace_level = -1;
79
80/* strip out leading ../ stuff that happens to __FILE__ for out-of-tree builds */
81static const char *simplify_path(const char *file)
82{
83	while (file)
84	{
85		char c = file[0];
86		if ((c != '.') && (c != '/') && (c != '\\'))
87			break;
88		file++;
89	}
90	return file;
91}
92
93void __TIMM_OSAL_TraceFunction(const __TIMM_OSAL_TRACE_LOCATION * loc,
94    const char *fmt, ...)
95{
96	if (trace_level == -1)
97	{
98		char *val = getenv("TIMM_OSAL_DEBUG_TRACE_LEVEL");
99		trace_level =
100		    val ? strtol(val, NULL, 0) : DEFAULT_TRACE_LEVEL;
101	}
102
103	if (trace_level >= loc->level)
104	{
105		va_list ap;
106
107		va_start(ap, fmt);	/* make ap point to first arg after 'fmt' */
108
109#ifdef _Android
110
111#if ( TIMM_OSAL_DEBUG_TRACE_DETAIL > 1 )
112		LOGD("%s:%d\t%s()\t", simplify_path(loc->file), loc->line,
113		    loc->function);
114#endif
115		char string[1000];
116		vsprintf(string, fmt, ap);
117		LOGD("%s",string);
118
119#else
120
121#if ( TIMM_OSAL_DEBUG_TRACE_DETAIL > 1 )
122		printf("%s:%d\t%s()\t", simplify_path(loc->file), loc->line,
123		    loc->function);
124#endif
125		vprintf(fmt, ap);
126
127#endif
128		va_end(ap);
129	}
130}
131