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//
//
// lcl.m -- LibComponentLogging
//
//
// Copyright (c) 2008-2011 Arne Harren <ah@0xc0.de>
//
// 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
// AUTHORS OR COPYRIGHT HOLDERS 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.
#import "lcl.h"
#include <string.h>
// Active log levels, indexed by log component.
_lcl_level_narrow_t _lcl_component_level[_lcl_component_t_count];
// Log component identifiers, indexed by log component.
const char * const _lcl_component_identifier[] = {
# define _lcl_component(_identifier, _header, _name) \
#_identifier,
# include "lcl_config_components.h"
# undef _lcl_component
};
// Log component headers, indexed by log component.
const char * const _lcl_component_header[] = {
# define _lcl_component(_identifier, _header, _name) \
_header,
# include "lcl_config_components.h"
# undef _lcl_component
};
// Log component names, indexed by log component.
const char * const _lcl_component_name[] = {
# define _lcl_component(_identifier, _header, _name) \
_name,
# include "lcl_config_components.h"
# undef _lcl_component
};
// Log level headers, indexed by log level.
const char * const _lcl_level_header[] = {
"-",
"CRITICAL",
"ERROR",
"WARNING",
"INFO",
"DEBUG",
"TRACE"
};
const char * const _lcl_level_header_1[] = {
"-",
"C",
"E",
"W",
"I",
"D",
"T"
};
const char * const _lcl_level_header_3[] = {
"---",
"CRI",
"ERR",
"WRN",
"INF",
"DBG",
"TRC"
};
// Log level names, indexed by log level.
const char * const _lcl_level_name[] = {
"Off",
"Critical",
"Error",
"Warning",
"Info",
"Debug",
"Trace"
};
// Version.
#define __lcl_version_to_string( _text) __lcl_version_to_string0(_text)
#define __lcl_version_to_string0(_text) #_text
const char * const _lcl_version = __lcl_version_to_string(_LCL_VERSION_MAJOR)
"." __lcl_version_to_string(_LCL_VERSION_MINOR)
"." __lcl_version_to_string(_LCL_VERSION_BUILD)
"" _LCL_VERSION_SUFFIX;
// Configures the given log level for the given log component.
uint32_t lcl_configure_by_component(_lcl_component_t component, _lcl_level_t level) {
// unsupported level, clip to last level
if (level > _lcl_level_t_last) {
level = _lcl_level_t_last;
}
// configure the component
if (component <= _lcl_component_t_last) {
_lcl_component_level[component] = level;
return 1;
}
return 0;
}
// Configures the given log level for the given log component(s).
static uint32_t _lcl_configure_by_text(uint32_t count, const char * const *texts,
_lcl_level_narrow_t *levels, const char *text,
_lcl_level_t level) {
// no text given, quit
if (text == NULL || text[0] == '\0') {
return 0;
}
// unsupported level, clip to last level
if (level > _lcl_level_t_last) {
level = _lcl_level_t_last;
}
// configure the components
uint32_t num_configured = 0;
size_t text_len = strlen(text);
if (text[text_len-1] == '*') {
// text ends with '*', wildcard suffix was specified
text_len--;
for (uint32_t c = 0; c < count; c++) {
if (strncmp(text, texts[c], text_len) == 0) {
levels[c] = level;
num_configured++;
}
}
} else {
// no wildcard suffix was specified
for (uint32_t c = 0; c < count; c++) {
if (strcmp(text, texts[c]) == 0) {
levels[c] = level;
num_configured++;
}
}
}
return num_configured;
}
// Configures the given log level for the given log component(s) by identifier.
uint32_t lcl_configure_by_identifier(const char *identifier, _lcl_level_t level) {
return _lcl_configure_by_text(_lcl_component_t_count, _lcl_component_identifier,
_lcl_component_level, identifier, level);
}
// Configures the given log level for the given log component(s) by header.
uint32_t lcl_configure_by_header(const char *header, _lcl_level_t level) {
return _lcl_configure_by_text(_lcl_component_t_count, _lcl_component_header,
_lcl_component_level, header, level);
}
// Configures the given log level for the given log component(s) by name.
uint32_t lcl_configure_by_name(const char *name, _lcl_level_t level) {
return _lcl_configure_by_text(_lcl_component_t_count, _lcl_component_name,
_lcl_component_level, name, level);
}
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