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/*-
* Copyright (c) 2017-2021 Ribose Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "string.h"
#include "logging.h"
/* -1 -- not initialized
0 -- logging is off
1 -- logging is on
*/
static int8_t _rnp_log_switch =
#ifdef NDEBUG
-1 // lazy-initialize later
#else
1 // always on in debug build
#endif
;
/* Temporary disable logging */
static size_t _rnp_log_disable = 0;
void
set_rnp_log_switch(int8_t value)
{
_rnp_log_switch = value;
}
bool
rnp_log_switch()
{
if (_rnp_log_switch < 0) {
const char *var = getenv(RNP_LOG_CONSOLE);
_rnp_log_switch = (var && strcmp(var, "0")) ? 1 : 0;
}
return !_rnp_log_disable && !!_rnp_log_switch;
}
void
rnp_log_stop()
{
if (_rnp_log_disable < SIZE_MAX) {
_rnp_log_disable++;
}
}
void
rnp_log_continue()
{
if (_rnp_log_disable) {
_rnp_log_disable--;
}
}