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// Copyright 2021 Joe Drago. All rights reserved.
// SPDX-License-Identifier: BSD-2-Clause
#include "avif/internal.h"
#include <stdarg.h>
#include <stdio.h>
#include <string.h>
void avifDiagnosticsClearError(avifDiagnostics * diag)
{
*diag->error = '\0';
}
#ifdef __clang__
__attribute__((__format__(__printf__, 2, 3)))
#endif
void avifDiagnosticsPrintf(avifDiagnostics * diag, const char * format, ...)
{
if (!diag) {
// It is possible this is NULL (e.g. calls to avifFileTypeIsCompatible())
return;
}
if (*diag->error) {
// There is already a detailed error set.
return;
}
va_list args;
va_start(args, format);
vsnprintf(diag->error, AVIF_DIAGNOSTICS_ERROR_BUFFER_SIZE, format, args);
diag->error[AVIF_DIAGNOSTICS_ERROR_BUFFER_SIZE - 1] = '\0';
va_end(args);
}