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       1                 :            : /* strerror-pr29.c --- Convert PR29 errors into text.
       2                 :            :    Copyright (C) 2004-2012 Simon Josefsson
       3                 :            : 
       4                 :            :    This file is part of GNU Libidn.
       5                 :            : 
       6                 :            :    GNU Libidn is free software: you can redistribute it and/or
       7                 :            :    modify it under the terms of either:
       8                 :            : 
       9                 :            :      * the GNU Lesser General Public License as published by the Free
      10                 :            :        Software Foundation; either version 3 of the License, or (at
      11                 :            :        your option) any later version.
      12                 :            : 
      13                 :            :    or
      14                 :            : 
      15                 :            :      * the GNU General Public License as published by the Free
      16                 :            :        Software Foundation; either version 2 of the License, or (at
      17                 :            :        your option) any later version.
      18                 :            : 
      19                 :            :    or both in parallel, as here.
      20                 :            : 
      21                 :            :    GNU Libidn is distributed in the hope that it will be useful,
      22                 :            :    but WITHOUT ANY WARRANTY; without even the implied warranty of
      23                 :            :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      24                 :            :    General Public License for more details.
      25                 :            : 
      26                 :            :    You should have received copies of the GNU General Public License and
      27                 :            :    the GNU Lesser General Public License along with this program.  If
      28                 :            :    not, see <http://www.gnu.org/licenses/>. */
      29                 :            : 
      30                 :            : #ifdef HAVE_CONFIG_H
      31                 :            : # include "config.h"
      32                 :            : #endif
      33                 :            : 
      34                 :            : #include "pr29.h"
      35                 :            : 
      36                 :            : #include "gettext.h"
      37                 :            : #define _(String) dgettext (PACKAGE, String)
      38                 :            : 
      39                 :            : /**
      40                 :            :  * pr29_strerror:
      41                 :            :  * @rc: an #Pr29_rc return code.
      42                 :            :  *
      43                 :            :  * Convert a return code integer to a text string.  This string can be
      44                 :            :  * used to output a diagnostic message to the user.
      45                 :            :  *
      46                 :            :  * PR29_SUCCESS: Successful operation.  This value is guaranteed to
      47                 :            :  *   always be zero, the remaining ones are only guaranteed to hold
      48                 :            :  *   non-zero values, for logical comparison purposes.
      49                 :            :  * PR29_PROBLEM: A problem sequence was encountered.
      50                 :            :  * PR29_STRINGPREP_ERROR: The character set conversion failed (only
      51                 :            :  *   for pr29_8z()).
      52                 :            :  *
      53                 :            :  * Return value: Returns a pointer to a statically allocated string
      54                 :            :  *   containing a description of the error with the return code @rc.
      55                 :            :  **/
      56                 :            : const char *
      57                 :          7 : pr29_strerror (Pr29_rc rc)
      58                 :            : {
      59                 :            :   const char *p;
      60                 :            : 
      61                 :          7 :   bindtextdomain (PACKAGE, LOCALEDIR);
      62                 :            : 
      63   [ +  +  +  + ]:          7 :   switch (rc)
      64                 :            :     {
      65                 :            :     case PR29_SUCCESS:
      66                 :          2 :       p = _("Success");
      67                 :          2 :       break;
      68                 :            : 
      69                 :            :     case PR29_PROBLEM:
      70                 :          1 :       p = _("String not idempotent under Unicode NFKC normalization");
      71                 :          1 :       break;
      72                 :            : 
      73                 :            :     case PR29_STRINGPREP_ERROR:
      74                 :          1 :       p = _("String preparation failed");
      75                 :          1 :       break;
      76                 :            : 
      77                 :            :     default:
      78                 :          3 :       p = _("Unknown error");
      79                 :          3 :       break;
      80                 :            :     }
      81                 :            : 
      82                 :          7 :   return p;
      83                 :            : }