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Diffstat (limited to 'gcc-4.4.0/gcc/ada/a-dirval-vms.adb')
-rw-r--r-- | gcc-4.4.0/gcc/ada/a-dirval-vms.adb | 200 |
1 files changed, 0 insertions, 200 deletions
diff --git a/gcc-4.4.0/gcc/ada/a-dirval-vms.adb b/gcc-4.4.0/gcc/ada/a-dirval-vms.adb deleted file mode 100644 index 34032b233..000000000 --- a/gcc-4.4.0/gcc/ada/a-dirval-vms.adb +++ /dev/null @@ -1,200 +0,0 @@ ------------------------------------------------------------------------------- --- -- --- GNAT RUN-TIME COMPONENTS -- --- -- --- A D A . D I R E C T O R I E S . V A L I D I T Y -- --- -- --- B o d y -- --- (VMS Version) -- --- -- --- Copyright (C) 2004-2009, Free Software Foundation, Inc. -- --- -- --- 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 OpenVMS version of this package - -package body Ada.Directories.Validity is - - Max_Number_Of_Characters : constant := 39; - Max_Path_Length : constant := 1_024; - - Invalid_Character : constant array (Character) of Boolean := - ('a' .. 'z' => False, - 'A' .. 'Z' => False, - '0' .. '9' => False, - '_' | '$' | '-' | '.' => False, - others => True); - - --------------------------------- - -- Is_Path_Name_Case_Sensitive -- - --------------------------------- - - function Is_Path_Name_Case_Sensitive return Boolean is - begin - return False; - end Is_Path_Name_Case_Sensitive; - - ------------------------ - -- Is_Valid_Path_Name -- - ------------------------ - - function Is_Valid_Path_Name (Name : String) return Boolean is - First : Positive := Name'First; - Last : Positive; - Dot_Found : Boolean := False; - - begin - -- A valid path (directory) name cannot be empty, and cannot contain - -- more than 1024 characters. Directories can be ".", ".." or be simple - -- name without extensions. - - if Name'Length = 0 or else Name'Length > Max_Path_Length then - return False; - - else - loop - -- Look for the start of the next directory or file name - - while First <= Name'Last and then Name (First) = '/' loop - First := First + 1; - end loop; - - -- If all directories/file names are OK, return True - - exit when First > Name'Last; - - Last := First; - Dot_Found := False; - - -- Look for the end of the directory/file name - - while Last < Name'Last loop - exit when Name (Last + 1) = '/'; - Last := Last + 1; - - if Name (Last) = '.' then - Dot_Found := True; - end if; - end loop; - - -- If name include a dot, it can only be ".", ".." or the last - -- file name. - - if Dot_Found then - if Name (First .. Last) /= "." and then - Name (First .. Last) /= ".." - then - return Last = Name'Last - and then Is_Valid_Simple_Name (Name (First .. Last)); - - end if; - - -- Check if the directory/file name is valid - - elsif not Is_Valid_Simple_Name (Name (First .. Last)) then - return False; - end if; - - -- Move to the next name - - First := Last + 1; - end loop; - end if; - - -- If Name follows the rules, then it is valid - - return True; - end Is_Valid_Path_Name; - - -------------------------- - -- Is_Valid_Simple_Name -- - -------------------------- - - function Is_Valid_Simple_Name (Name : String) return Boolean is - In_Extension : Boolean := False; - Number_Of_Characters : Natural := 0; - - begin - -- A file name cannot be empty, and cannot have more than 39 characters - -- before or after a single '.'. - - if Name'Length = 0 then - return False; - - else - -- Check each character for validity - - for J in Name'Range loop - if Invalid_Character (Name (J)) then - return False; - - elsif Name (J) = '.' then - - -- Name cannot contain several dots - - if In_Extension then - return False; - - else - -- Reset the number of characters to count the characters - -- of the extension. - - In_Extension := True; - Number_Of_Characters := 0; - end if; - - else - -- Check that the number of character is not too large - - Number_Of_Characters := Number_Of_Characters + 1; - - if Number_Of_Characters > Max_Number_Of_Characters then - return False; - end if; - end if; - end loop; - end if; - - -- If the rules are followed, then it is valid - - return True; - end Is_Valid_Simple_Name; - - ------------- - -- OpenVMS -- - ------------- - - function OpenVMS return Boolean is - begin - return True; - end OpenVMS; - - ------------- - -- Windows -- - ------------- - - function Windows return Boolean is - begin - return False; - end Windows; - -end Ada.Directories.Validity; |