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author | Ben Cheng <bccheng@google.com> | 2013-03-28 11:14:20 -0700 |
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committer | Ben Cheng <bccheng@google.com> | 2013-03-28 12:40:33 -0700 |
commit | af0c51ac87ab2a87caa03fa108f0d164987a2764 (patch) | |
tree | 4b8b470f7c5b69642fdab8d0aa1fbc148d02196b /gcc-4.8/gcc/ada/g-stseme.adb | |
parent | d87cae247d39ebf4f5a6bf25c932a14d2fdb9384 (diff) | |
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[GCC 4.8] Initial check-in of GCC 4.8.0
Change-Id: I0719d8a6d0f69b367a6ab6f10eb75622dbf12771
Diffstat (limited to 'gcc-4.8/gcc/ada/g-stseme.adb')
-rw-r--r-- | gcc-4.8/gcc/ada/g-stseme.adb | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/gcc-4.8/gcc/ada/g-stseme.adb b/gcc-4.8/gcc/ada/g-stseme.adb new file mode 100644 index 000000000..2e797b09a --- /dev/null +++ b/gcc-4.8/gcc/ada/g-stseme.adb @@ -0,0 +1,58 @@ +------------------------------------------------------------------------------ +-- -- +-- GNAT COMPILER COMPONENTS -- +-- -- +-- GNAT.SOCKETS.THIN.SOCKET_ERROR_MESSAGE -- +-- -- +-- B o d y -- +-- -- +-- Copyright (C) 2007-2009, AdaCore -- +-- -- +-- GNAT is free software; you can redistribute it and/or modify it under -- +-- terms of the GNU General Public License as published by the Free Soft- -- +-- ware Foundation; either version 3, or (at your option) any later ver- -- +-- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- +-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- +-- or FITNESS FOR A PARTICULAR PURPOSE. -- +-- -- +-- As a special exception under Section 7 of GPL version 3, you are granted -- +-- additional permissions described in the GCC Runtime Library Exception, -- +-- version 3.1, as published by the Free Software Foundation. -- +-- -- +-- You should have received a copy of the GNU General Public License and -- +-- a copy of the GCC Runtime Library Exception along with this program; -- +-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- +-- <http://www.gnu.org/licenses/>. -- +-- -- +-- GNAT was originally developed by the GNAT team at New York University. -- +-- Extensive contributions were provided by Ada Core Technologies Inc. -- +-- -- +------------------------------------------------------------------------------ + +-- This is the default implementation of this unit, using the standard C +-- library's strerror(3) function. It is used on all platforms except Windows, +-- since on that platform socket errno values are distinct from the system +-- ones: there is a specific variant of this function in g-socthi-mingw.adb. + +with System.CRTL.Runtime; + +separate (GNAT.Sockets.Thin) + +-------------------------- +-- Socket_Error_Message -- +-------------------------- + +function Socket_Error_Message + (Errno : Integer) return C.Strings.chars_ptr +is + use type Interfaces.C.Strings.chars_ptr; + C_Msg : constant C.Strings.chars_ptr := + System.CRTL.Runtime.strerror (Errno); + +begin + if C_Msg = C.Strings.Null_Ptr then + return Unknown_System_Error; + else + return C_Msg; + end if; +end Socket_Error_Message; |