Thread safety fixes.

          --- old/usr/src/lib/libc/port/locale/lnumeric.c
          +++ new/usr/src/lib/libc/port/locale/lnumeric.c

   1    1  /*
   2    2   * Copyright 2014 Garrett D'Amore.
   3    3   * Copyright 2010 Nexenta Systems, Inc.  All rights reserved.
   4    4   * Copyright (c) 2000, 2001 Alexey Zelkin <phantom@FreeBSD.org>
   5    5   * All rights reserved.
   6    6   *
   7    7   * Redistribution and use in source and binary forms, with or without
   8    8   * modification, are permitted provided that the following conditions
   9    9   * are met:
  10   10   * 1. Redistributions of source code must retain the above copyright
  11   11   *    notice, this list of conditions and the following disclaimer.
  12   12   * 2. Redistributions in binary form must reproduce the above copyright
  13   13   *    notice, this list of conditions and the following disclaimer in the
  14   14   *    documentation and/or other materials provided with the distribution.
  15   15   *
  16   16   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  17   17   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18   18   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19   19   * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  20   20   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21   21   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22   22   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23   23   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24   24   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25   25   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26   26   * SUCH DAMAGE.
  27   27   */
  28   28  
  29   29  #include "lint.h"
  30   30  #include <limits.h>
  31   31  #include <errno.h>
  32   32  #include "ldpart.h"
  33   33  #include "lnumeric.h"
  34   34  #include "localeimpl.h"
  35   35  
  36   36  extern const char *__fix_locale_grouping_str(const char *);
  37   37  
  38   38  #define LCNUMERIC_SIZE (sizeof (struct lc_numeric) / sizeof (char *))
  39   39  

  40   40  static char     numempty[] = { CHAR_MAX, '\0' };
  41   41  
  42   42  struct lc_numeric lc_numeric_posix = {
  43   43          ".",            /* decimal_point */
  44   44          "",             /* thousands_sep */
  45   45          numempty        /* grouping */
  46   46  };
  47   47  
  48   48  struct locdata __posix_numeric_locdata = {
  49   49          .l_lname = "C",
  50      -        .l_refcnt = (uint32_t)-1,
  51   50          .l_data = { &lc_numeric_posix }
  52   51  };
  53   52  
  54   53  
  55   54  /*
  56      - * Return the locale's numeric locdata structure, places a hold on it,
  57      - * which the caller must release.
       55 + * Return the locale's numeric locdata structure.
  58   56   */
  59   57  struct locdata *
  60   58  __lc_numeric_load(const char *name)
  61   59  {
  62   60          struct locdata *ldata;
  63   61          struct lc_numeric *lnum;
  64   62          int ret;
  65   63  
  66   64          if ((ldata = __locdata_alloc(name, sizeof (*lnum))) == NULL) {
  67   65                  errno = EINVAL;
  68   66                  return (NULL);
  69   67          }
  70   68          lnum = ldata->l_data[0];
  71   69  
  72   70          ret = __part_load_locale(name, (char **)&ldata->l_data[1],
  73   71              "LC_NUMERIC", LCNUMERIC_SIZE, LCNUMERIC_SIZE, (const char **)lnum);
  74   72  
  75   73          if (ret != _LDP_LOADED) {
  76      -                __locdata_release(ldata);
       74 +                __locdata_free(ldata);
  77   75                  return (NULL);
  78   76          }
  79   77  
  80   78          /* Can't be empty according to C99 */
  81   79          if (*lnum->decimal_point == '\0')
  82   80                  lnum->decimal_point = lc_numeric_posix.decimal_point;
  83   81          lnum->grouping = __fix_locale_grouping_str(lnum->grouping);
  84   82  
  85   83          return (ldata);
  86   84  }
    

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