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1 ------------------------------------------------------------------------------
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2 -- --
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3 -- GNAT COMPILER COMPONENTS --
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4 -- --
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5 -- GNAT.SOCKETS.THIN.HOST_ERROR_MESSAGES --
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6 -- --
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7 -- B o d y --
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8 -- --
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9 -- Copyright (C) 2007-2018, AdaCore --
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111
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10 -- --
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11 -- GNAT is free software; you can redistribute it and/or modify it under --
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12 -- terms of the GNU General Public License as published by the Free Soft- --
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13 -- ware Foundation; either version 3, or (at your option) any later ver- --
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14 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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15 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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16 -- or FITNESS FOR A PARTICULAR PURPOSE. --
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17 -- --
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18 -- As a special exception under Section 7 of GPL version 3, you are granted --
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19 -- additional permissions described in the GCC Runtime Library Exception, --
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20 -- version 3.1, as published by the Free Software Foundation. --
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21 -- --
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22 -- You should have received a copy of the GNU General Public License and --
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23 -- a copy of the GCC Runtime Library Exception along with this program; --
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24 -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
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25 -- <http://www.gnu.org/licenses/>. --
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26 -- --
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27 -- GNAT was originally developed by the GNAT team at New York University. --
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28 -- Extensive contributions were provided by Ada Core Technologies Inc. --
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29 -- --
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30 ------------------------------------------------------------------------------
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31
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32 -- This is the default implementation of this unit, providing explicit
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33 -- literal messages (we do not use hstrerror from the standard C library,
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34 -- as this function is obsolete).
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35
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36 separate (GNAT.Sockets.Thin)
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37 package body Host_Error_Messages is
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38
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39 function Host_Error_Message (H_Errno : Integer) return String is
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40 begin
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41 case H_Errno is
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42 when SOSC.HOST_NOT_FOUND =>
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43 return "Host not found";
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44 when SOSC.TRY_AGAIN =>
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45 return "Try again";
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46 when SOSC.NO_RECOVERY =>
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47 return "No recovery";
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48 when SOSC.NO_DATA =>
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49 return "No address";
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50 when others =>
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51 return "Unknown error";
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52 end case;
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53 end Host_Error_Message;
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54
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55 end Host_Error_Messages;
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