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/* EINA - EFL data type library
* Copyright (C) 2002-2008 Gustavo Sverzut Barbieri
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library;
* if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef EINA_LOG_INLINE_H_
#define EINA_LOG_INLINE_H_
/**
* @addtogroup Eina_Log_Group Log
*
* @{
*/
/**
* Checks whenever the given level should be printed out.
*
* This is useful to enable certain blocks of code just when given
* level is to be used.
*
* @code
* #include <Eina.h>
*
* void my_func(void *data)
* {
* if (eina_log_level_check(EINA_LOG_LEVEL_WARN))
* expensive_debugging_code(data);
*
* my_func_code(data);
* }
* @endcode
*
* @return #EINA_TRUE if level is equal or smaller than the current global
* logging level.
*/
static inline Eina_Bool
eina_log_level_check(int level)
{
return eina_log_level_get() >= level;
}
/**
* Checks whenever the given level should be printed out.
*
* This is useful to enable certain blocks of code just when given
* level is to be used.
*
* @code
* #include <Eina.h>
*
* extern int _my_log_dom;
*
* void my_func(void *data)
* {
* if (eina_log_domain_level_check(_my_log_dom, EINA_LOG_LEVEL_WARN))
* expensive_debugging_code(data);
*
* my_func_code(data);
* }
* @endcode
*
* @return #EINA_TRUE if level is equal or smaller than the current
* domain logging level.
*/
static inline Eina_Bool
eina_log_domain_level_check(int domain, int level)
{
int dom_level = eina_log_domain_registered_level_get(domain);
if (EINA_UNLIKELY(dom_level == EINA_LOG_LEVEL_UNKNOWN))
return EINA_FALSE;
return dom_level >= level;
}
/**
* Function to format the level as a 3 character (+1 null byte) string.
*
* This function converts the given level to a known string name (CRI,
* ERR, WRN, INF or DBG) or a zero-padded 3-character string. In any
* case the last byte will contain a trailing null byte.
*
* If extreme level values are used (greater than 999 and smaller than
* -99), then the value will just consider the less significant
* part. This is so uncommon that users should handle this in their
* code.
*
* @param level what level value to use.
* @param name where to write the actual value.
*
* @return pointer to @p name.
*/
static inline const char *
eina_log_level_name_get(int level, char name[4])
{
#define BCPY(A, B, C) \
do { name[0] = A; name[1] = B; name[2] = C; } while (0)
if (EINA_UNLIKELY(level < 0))
{
name[0] = '-';
name[1] = '0' + (-level / 10) % 10;
name[2] = '0' + (-level % 10);
}
else if (EINA_UNLIKELY(level >= EINA_LOG_LEVELS))
{
name[0] = '0' + (level / 100) % 10;
name[1] = '0' + (level / 10) % 10;
name[2] = '0' + level % 10;
}
else if (level == 0)
BCPY('C', 'R', 'I');
else if (level == 1)
BCPY('E', 'R', 'R');
else if (level == 2)
BCPY('W', 'R', 'N');
else if (level == 3)
BCPY('I', 'N', 'F');
else if (level == 4)
BCPY('D', 'B', 'G');
else
BCPY('?', '?', '?');
name[3] = '\0';
return name;
}
/**
* Function to get recommended color value for level.
*
* This function will not check if colors are enabled or not before
* returning the level color. If you desire such check, use
* eina_log_level_color_if_enabled_get().
*
* @param level what level value to use.
*
* @return pointer to null byte terminated ANSI color string to be
* used in virtual terminals supporting VT100 color codes.
*
* @see eina_log_level_color_if_enabled_get()
*/
static inline const char *
eina_log_level_color_get(int level)
{
if (level <= 0)
return EINA_COLOR_LIGHTRED;
else if (level == 1)
return EINA_COLOR_RED;
else if (level == 2)
return EINA_COLOR_YELLOW;
else if (level == 3)
return EINA_COLOR_GREEN;
else if (level == 4)
return EINA_COLOR_LIGHTBLUE;
else
return EINA_COLOR_BLUE;
}
/**
* Function to get recommended color value for level, if colors are
* enabled.
*
* This function will check if colors are enabled or not before
* returning the level color. If colors are disabled, then empty
* string is returned.
*
* @param level what level value to use.
*
* @return pointer to null byte terminated ANSI color string to be
* used in virtual terminals supporting VT100 color codes. If
* colors are disabled, the empty string is returned.
*/
static inline const char *
eina_log_level_color_if_enabled_get(int level)
{
if (eina_log_color_disable_get())
return "";
return eina_log_level_color_get(level);
}
/**
* @}
*/
#endif /* EINA_LOG_INLINE_H_ */
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