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/*
* This file is part of the sigrok project.
*
* Copyright (C) 2011 Uwe Hermann <uwe@hermann-uwe.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "sigrokdecode.h"
#include "sigrokdecode-internal.h"
#include <stdarg.h>
#include <stdio.h>
static int srd_loglevel = SRD_LOG_WARN; /* Show errors+warnings per default. */
/**
* Set the libsigrokdecode loglevel.
*
* This influences the amount of log messages (debug messages, error messages,
* and so on) libsigrokdecode will output. Using SRD_LOG_NONE disables all
* messages.
*
* @param loglevel The loglevel to set (SRD_LOG_NONE, SRD_LOG_ERR,
* SRD_LOG_WARN, SRD_LOG_INFO, SRD_LOG_DBG, or SRD_LOG_SPEW).
* @return SRD_OK upon success, SRD_ERR_ARG upon invalid loglevel.
*/
int srd_set_loglevel(int loglevel)
{
if (loglevel < SRD_LOG_NONE || loglevel > SRD_LOG_SPEW) {
srd_err("log: %s: invalid loglevel %d", __func__, loglevel);
return SRD_ERR_ARG;
}
srd_loglevel = loglevel;
srd_dbg("log: %s: libsigrokdecode loglevel set to %d",
__func__, loglevel);
return SRD_OK;
}
/**
* Get the libsigrokdecode loglevel.
*
* @return The currently configured libsigrokdecode loglevel.
*/
int srd_get_loglevel(void)
{
return srd_loglevel;
}
static int srd_logv(int loglevel, const char *format, va_list args)
{
int ret;
/* Only output messages of at least the selected loglevel(s). */
if (loglevel > srd_loglevel)
return SRD_OK; /* TODO? */
ret = vfprintf(stderr, format, args);
fprintf(stderr, "\n");
return ret;
}
int srd_log(int loglevel, const char *format, ...)
{
int ret;
va_list args;
va_start(args, format);
ret = srd_logv(loglevel, format, args);
va_end(args);
return ret;
}
int srd_spew(const char *format, ...)
{
int ret;
va_list args;
va_start(args, format);
ret = srd_logv(SRD_LOG_SPEW, format, args);
va_end(args);
return ret;
}
int srd_dbg(const char *format, ...)
{
int ret;
va_list args;
va_start(args, format);
ret = srd_logv(SRD_LOG_DBG, format, args);
va_end(args);
return ret;
}
int srd_info(const char *format, ...)
{
int ret;
va_list args;
va_start(args, format);
ret = srd_logv(SRD_LOG_INFO, format, args);
va_end(args);
return ret;
}
int srd_warn(const char *format, ...)
{
int ret;
va_list args;
va_start(args, format);
ret = srd_logv(SRD_LOG_WARN, format, args);
va_end(args);
return ret;
}
int srd_err(const char *format, ...)
{
int ret;
va_list args;
va_start(args, format);
ret = srd_logv(SRD_LOG_ERR, format, args);
va_end(args);
return ret;
}
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