/********************************************************************

 *                                                                  *

 * THIS FILE IS PART OF THE libopusfile SOFTWARE CODEC SOURCE CODE. *

 * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS     *

 * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *

 * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING.       *

 *                                                                  *

 * THE libopusfile SOURCE CODE IS (C) COPYRIGHT 2012-2020           *

 * by the Xiph.Org Foundation and contributors https://xiph.org/    *

 *                                                                  *

 ********************************************************************/

#ifdef HAVE_CONFIG_H

#include "config.h"

#endif

#include "internal.h"

#if defined(OP_ENABLE_ASSERTIONS)

void op_fatal_impl(const char *_str,const char *_file,int _line){

  fprintf(stderr,"Fatal (internal) error in %s, line %i: %s\n",

   _file,_line,_str);

  abort();

}

#endif

/*A version of strncasecmp() that is guaranteed to only ignore the case of

   ASCII characters.*/

int op_strncasecmp(const char *_a,const char *_b,int _n){

  int i;

  for(i=0;i<_n;i++){

    int a;

    int b;

    int d;

    a=_a[i];

    b=_b[i];

    if(a>='a'&&a<='z')a-='a'-'A';

    if(b>='a'&&b<='z')b-='a'-'A';

    d=a-b;

    if(d)return d;

  }

  return 0;

}