topology: pre-processor: Add debug print helpers

Add a couple of helper functions to print debug messages
and the generated config.

Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Ranjani Sridharan 2021-03-27 12:33:33 -07:00 committed by Jaroslav Kysela
parent a82058e6ec
commit d508b1682a
3 changed files with 54 additions and 1 deletions

View file

@ -10,7 +10,7 @@ endif
alsatplg_SOURCES = topology.c pre-processor.c
noinst_HEADERS = topology.h
noinst_HEADERS = topology.h pre-processor.h
AM_CPPFLAGS = \
-Wall -I$(top_srcdir)/include

View file

@ -17,6 +17,8 @@
The full GNU General Public License is included in this distribution
in the file called LICENSE.GPL.
*/
#include <stdarg.h>
#include <stdio.h>
#include <stddef.h>
#include <string.h>
@ -27,6 +29,29 @@
#include <alsa/conf.h>
#include "gettext.h"
#include "topology.h"
#include "pre-processor.h"
#ifdef TPLG_DEBUG
void tplg_pp_debug(char *fmt, ...)
{
char msg[DEBUG_MAX_LENGTH];
va_list va;
va_start(va, fmt);
vsnprintf(msg, DEBUG_MAX_LENGTH, fmt, va);
va_end(va);
fprintf(stdout, "%s\n", msg);
}
void tplg_pp_config_debug(struct tplg_pre_processor *tplg_pp, snd_config_t *cfg)
{
snd_config_save(cfg, tplg_pp->dbg_output);
}
#else
void tplg_pp_debug(char *fmt, ...) {}
void tplg_pp_config_debug(struct tplg_pre_processor *tplg_pp, snd_config_t *cfg){}
#endif
static int pre_process_config(struct tplg_pre_processor *tplg_pp, snd_config_t *cfg)
{

28
topology/pre-processor.h Normal file
View file

@ -0,0 +1,28 @@
/*
* 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 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 General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef __PRE_PROCESSOR_H
#define __PRE_PROCESSOR_H
#include <stdarg.h>
#include "topology.h"
#define DEBUG_MAX_LENGTH 256
/* debug helpers */
void tplg_pp_debug(char *fmt, ...);
void tplg_pp_config_debug(struct tplg_pre_processor *tplg_pp, snd_config_t *cfg);
#endif