root/tools/lib/api/debug.c
// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <stdarg.h>
#include "debug.h"
#include "debug-internal.h"

static int __base_pr(const char *format, ...)
{
        va_list args;
        int err;

        va_start(args, format);
        err = vfprintf(stderr, format, args);
        va_end(args);
        return err;
}

libapi_print_fn_t __pr_warn    = __base_pr;
libapi_print_fn_t __pr_info    = __base_pr;
libapi_print_fn_t __pr_debug;

void libapi_set_print(libapi_print_fn_t warn,
                      libapi_print_fn_t info,
                      libapi_print_fn_t debug)
{
        __pr_warn    = warn;
        __pr_info    = info;
        __pr_debug   = debug;
}