3dac89f7df
2010-09-10 Arnaud Charlet <charlet@adacore.com> * s-tporft.adb, s-taskin.ads (Register_Foreign_Thread): Move initialization of Task_Alternate_Stack here, cleaner since in case of ranvescar, Restricted_Ada_Task_Control_Block is not initialized implicitly. 2010-09-10 Thomas Quinot <quinot@adacore.com> * s-fileio.adb, a-dirval.adb: Minor reformatting. From-SVN: r164151
114 lines
4.2 KiB
Ada
114 lines
4.2 KiB
Ada
------------------------------------------------------------------------------
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-- --
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-- GNAT RUN-TIME COMPONENTS --
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-- --
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-- A D A . D I R E C T O R I E S . V A L I D I T Y --
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-- --
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-- B o d y --
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-- (POSIX Version) --
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-- --
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-- Copyright (C) 2004-2010, Free Software Foundation, Inc. --
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-- --
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-- GNAT is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 3, or (at your option) any later ver- --
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-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. --
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-- --
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-- As a special exception under Section 7 of GPL version 3, you are granted --
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-- additional permissions described in the GCC Runtime Library Exception, --
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-- version 3.1, as published by the Free Software Foundation. --
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-- --
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-- You should have received a copy of the GNU General Public License and --
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-- a copy of the GCC Runtime Library Exception along with this program; --
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-- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see --
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-- <http://www.gnu.org/licenses/>. --
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-- --
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-- GNAT was originally developed by the GNAT team at New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc. --
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-- --
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------------------------------------------------------------------------------
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-- This is the POSIX version of this package
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package body Ada.Directories.Validity is
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---------------------------------
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-- Is_Path_Name_Case_Sensitive --
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---------------------------------
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function Is_Path_Name_Case_Sensitive return Boolean is
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begin
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return True;
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end Is_Path_Name_Case_Sensitive;
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------------------------
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-- Is_Valid_Path_Name --
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------------------------
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function Is_Valid_Path_Name (Name : String) return Boolean is
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begin
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-- A path name cannot be empty and cannot contain any NUL character
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if Name'Length = 0 then
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return False;
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else
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for J in Name'Range loop
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if Name (J) = ASCII.NUL then
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return False;
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end if;
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end loop;
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end if;
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-- If Name does not contain any NUL character, it is valid
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return True;
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end Is_Valid_Path_Name;
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--------------------------
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-- Is_Valid_Simple_Name --
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--------------------------
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function Is_Valid_Simple_Name (Name : String) return Boolean is
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begin
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-- A file name cannot be empty and cannot contain a slash ('/') or
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-- the NUL character.
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if Name'Length = 0 then
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return False;
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else
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for J in Name'Range loop
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if Name (J) = '/' or else Name (J) = ASCII.NUL then
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return False;
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end if;
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end loop;
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end if;
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-- If Name does not contain any slash or NUL, it is valid
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return True;
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end Is_Valid_Simple_Name;
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-------------
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-- OpenVMS --
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-------------
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function OpenVMS return Boolean is
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begin
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return False;
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end OpenVMS;
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-------------
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-- Windows --
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-------------
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function Windows return Boolean is
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begin
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return False;
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end Windows;
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end Ada.Directories.Validity;
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