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tst_mbrtowc.c

/*
  MBRTOWC: size_t mbrtowc (wchar_t *pwc, const char *s, size_t n,
                     mbstate_t *ps)
*/

#define TST_FUNCTION mbrtowc

#include "tsp_common.c"
#include "dat_mbrtowc.c"


int
tst_mbrtowc (FILE * fp, int debug_flg)
{
  TST_DECL_VARS (size_t);
  char w_flg, s_flg;
  char *s;
  size_t n;
  char t_flg, t_ini;
  static mbstate_t t = { 0 };
  mbstate_t *pt;
  wchar_t wc, *pwc, wc_ex;

  TST_DO_TEST (mbrtowc)
  {
    TST_HEAD_LOCALE (mbrtowc, S_MBRTOWC);
    TST_DO_REC (mbrtowc)
    {
      if (mbrtowc (NULL, "", 0, &t) != 0)
      {
        err_count++;
        Result (C_FAILURE, S_MBRTOWC, CASE_3,
              "Initialization failed - skipping this test case.");
        continue;
      }

      TST_DO_SEQ (MBRTOWC_SEQNUM)
      {
      TST_GET_ERRET_SEQ (mbrtowc);
      w_flg = TST_INPUT_SEQ (mbrtowc).w_flg;
      s_flg = TST_INPUT_SEQ (mbrtowc).s_flg;
      s = TST_INPUT_SEQ (mbrtowc).s;
      n = TST_INPUT_SEQ (mbrtowc).n;
      t_flg = TST_INPUT_SEQ (mbrtowc).t_flg;
      t_ini = TST_INPUT_SEQ (mbrtowc).t_init;
      pwc = (w_flg == 0) ? NULL : &wc;

      if (s_flg == 0)
        {
          s = NULL;
        }

      if (n == USE_MBCURMAX)
        {
          n = MB_CUR_MAX;
        }

      pt = (t_flg == 0) ? NULL : &t;
#if 0
      if (t_ini != 0)
        {
          memset (&t, 0, sizeof (t));
        }
#endif
      TST_CLEAR_ERRNO;
      ret = mbrtowc (pwc, s, n, pt);
      TST_SAVE_ERRNO;

      if (debug_flg)
        {
          fprintf (stdout, "mbrtowc() [ %s : %d : %d ] ret = %zd\n",
                 locale, rec + 1, seq_num + 1, ret);
          fprintf (stdout, "                  errno = %hd\n",
                 errno_save);
        }

      TST_IF_RETURN (S_MBRTOWC)
      {
      };

      if (pwc == NULL || s == NULL || ret == (size_t) - 1
          || ret == (size_t) - 2)
        {
          continue;
        }

      wc_ex = TST_EXPECT_SEQ (mbrtowc).wc;
      if (wc_ex == wc)
        {
          Result (C_SUCCESS, S_MBRTOWC, CASE_4, MS_PASSED);
        }
      else
        {
          err_count++;
          Result (C_FAILURE, S_MBRTOWC, CASE_4,
                "converted wc is different from an expected wc");
        }
      }
    }
  }

  return err_count;
}

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