/************************************************************************
*                                                                       *    
*  Copyright Digital Equipment Corporation 1998. All rights reserved.   *
*                                                                       *    
*  Restricted Rights: Use, duplication, or disclosure by the U.S.       *    
*  Government is subject to restrictions as set forth in subparagraph   *    
*  (c) (1) (ii) of DFARS 252.227-7013, or in FAR 52.227-19, or in FAR   *    
*  52.227-14 Alt. III, as applicable.                                   *    
*                                                                       *    
*  This software is proprietary to and embodies the confidential        *    
*  technology of Digital Equipment Corporation. Possession, use, or     *    
*  copying of this software and media is authorized only pursuant to a  *    
*  valid written license from Digital or an authorized sublicensor.     *    
*                                                                       *    
************************************************************************/

/*      wcsrchr_example.c       */

#include <stdlib.h>
#include <stdio.h>
#include <wchar.h>
#include <string.h>

#define BUFF_SIZE 50
#define STRING_SIZE 6

main()
{
    int i;
    wchar_t s1buf[BUFF_SIZE],
            w_string[STRING_SIZE];
    wchar_t *status;
    wchar_t *pbuf = s1buf;

    /* Initialize the buffer */

    if (mbstowcs(s1buf, "hijklabcdefg ytuhijklfedcba", BUFF_SIZE)
        == -1) {
        perror("mbstowcs");
        exit(EXIT_FAILURE);
    }

    /* Initialize the string to be searched for */

    if (mbstowcs(w_string, "hijkl", STRING_SIZE) == -1) {
        perror("mbstowcs");
        exit(EXIT_FAILURE);
    }

    /* This program checks the wcsrchr function by searching for the  */
    /* last occurrence of a string in the buffer s1buf and prints out */
    /* the contents of s1buff from the location of the string found.  */

    status = wcsrchr(s1buf, w_string[0]);
    /* Check for pointer to start of rightmost character string.  */
    if (status == pbuf) {
        printf("Error in wcsrchr\n");
        exit(EXIT_FAILURE);
    }

    printf("Program completed successfully\n");
    printf("String found : [%S]\n", status);

}