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/*
Copyright (C) 2012 Red Hat, Inc.
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/>.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdlib.h>
#include <stdio.h>
#include <sys/types.h>
#include <unistd.h>
#include "log.h"
#include "backtrace.h"
static int debug_level = -1;
static int abort_level = -1;
static const char * spice_log_level_to_string(SpiceLogLevel level)
{
static const char *to_string[] = {
[ SPICE_LOG_LEVEL_ERROR ] = "ERROR",
[ SPICE_LOG_LEVEL_CRITICAL ] = "CRITICAL",
[ SPICE_LOG_LEVEL_WARNING ] = "Warning",
[ SPICE_LOG_LEVEL_INFO ] = "Info",
[ SPICE_LOG_LEVEL_DEBUG ] = "Debug",
};
const char *str = NULL;
if (level < SPICE_N_ELEMENTS(to_string)) {
str = to_string[level];
}
return str;
}
#ifndef SPICE_ABORT_LEVEL_DEFAULT
#ifdef SPICE_DISABLE_ABORT
#define SPICE_ABORT_LEVEL_DEFAULT -1
#else
#define SPICE_ABORT_LEVEL_DEFAULT SPICE_LOG_LEVEL_CRITICAL
#endif
#endif
void spice_logv(const char *log_domain,
SpiceLogLevel log_level,
const char *strloc,
const char *function,
const char *format,
va_list args)
{
const char *level = spice_log_level_to_string(log_level);
if (debug_level == -1) {
debug_level = getenv("SPICE_DEBUG_LEVEL") ? atoi(getenv("SPICE_DEBUG_LEVEL")) : SPICE_LOG_LEVEL_WARNING;
}
if (abort_level == -1) {
abort_level = getenv("SPICE_ABORT_LEVEL") ? atoi(getenv("SPICE_ABORT_LEVEL")) : SPICE_ABORT_LEVEL_DEFAULT;
}
if (debug_level < log_level)
return;
fprintf(stderr, "(%s:%d): ", getenv("_"), getpid());
if (log_domain) {
fprintf(stderr, "%s-", log_domain);
}
if (level) {
fprintf(stderr, "%s **: ", level);
}
if (strloc && function) {
fprintf(stderr, "%s:%s: ", strloc, function);
}
if (format) {
vfprintf(stderr, format, args);
}
fprintf(stderr, "\n");
if (abort_level != -1 && abort_level >= log_level) {
spice_backtrace();
abort();
}
}
void spice_log(const char *log_domain,
SpiceLogLevel log_level,
const char *strloc,
const char *function,
const char *format,
...)
{
va_list args;
va_start (args, format);
spice_logv (log_domain, log_level, strloc, function, format, args);
va_end (args);
}
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