Mercurial > hg > CbC > CbC_gcc
comparison gcc/ada/libgnat/a-dirval.adb @ 111:04ced10e8804
gcc 7
| author | kono |
|---|---|
| date | Fri, 27 Oct 2017 22:46:09 +0900 |
| parents | |
| children | 84e7813d76e9 |
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| 68:561a7518be6b | 111:04ced10e8804 |
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| 1 ------------------------------------------------------------------------------ | |
| 2 -- -- | |
| 3 -- GNAT RUN-TIME COMPONENTS -- | |
| 4 -- -- | |
| 5 -- A D A . D I R E C T O R I E S . V A L I D I T Y -- | |
| 6 -- -- | |
| 7 -- B o d y -- | |
| 8 -- (POSIX Version) -- | |
| 9 -- -- | |
| 10 -- Copyright (C) 2004-2017, Free Software Foundation, Inc. -- | |
| 11 -- -- | |
| 12 -- GNAT is free software; you can redistribute it and/or modify it under -- | |
| 13 -- terms of the GNU General Public License as published by the Free Soft- -- | |
| 14 -- ware Foundation; either version 3, or (at your option) any later ver- -- | |
| 15 -- sion. GNAT is distributed in the hope that it will be useful, but WITH- -- | |
| 16 -- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -- | |
| 17 -- or FITNESS FOR A PARTICULAR PURPOSE. -- | |
| 18 -- -- | |
| 19 -- As a special exception under Section 7 of GPL version 3, you are granted -- | |
| 20 -- additional permissions described in the GCC Runtime Library Exception, -- | |
| 21 -- version 3.1, as published by the Free Software Foundation. -- | |
| 22 -- -- | |
| 23 -- You should have received a copy of the GNU General Public License and -- | |
| 24 -- a copy of the GCC Runtime Library Exception along with this program; -- | |
| 25 -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- | |
| 26 -- <http://www.gnu.org/licenses/>. -- | |
| 27 -- -- | |
| 28 -- GNAT was originally developed by the GNAT team at New York University. -- | |
| 29 -- Extensive contributions were provided by Ada Core Technologies Inc. -- | |
| 30 -- -- | |
| 31 ------------------------------------------------------------------------------ | |
| 32 | |
| 33 -- This is the POSIX version of this package | |
| 34 | |
| 35 package body Ada.Directories.Validity is | |
| 36 | |
| 37 --------------------------------- | |
| 38 -- Is_Path_Name_Case_Sensitive -- | |
| 39 --------------------------------- | |
| 40 | |
| 41 function Is_Path_Name_Case_Sensitive return Boolean is | |
| 42 begin | |
| 43 return True; | |
| 44 end Is_Path_Name_Case_Sensitive; | |
| 45 | |
| 46 ------------------------ | |
| 47 -- Is_Valid_Path_Name -- | |
| 48 ------------------------ | |
| 49 | |
| 50 function Is_Valid_Path_Name (Name : String) return Boolean is | |
| 51 begin | |
| 52 -- A path name cannot be empty and cannot contain any NUL character | |
| 53 | |
| 54 if Name'Length = 0 then | |
| 55 return False; | |
| 56 | |
| 57 else | |
| 58 for J in Name'Range loop | |
| 59 if Name (J) = ASCII.NUL then | |
| 60 return False; | |
| 61 end if; | |
| 62 end loop; | |
| 63 end if; | |
| 64 | |
| 65 -- If Name does not contain any NUL character, it is valid | |
| 66 | |
| 67 return True; | |
| 68 end Is_Valid_Path_Name; | |
| 69 | |
| 70 -------------------------- | |
| 71 -- Is_Valid_Simple_Name -- | |
| 72 -------------------------- | |
| 73 | |
| 74 function Is_Valid_Simple_Name (Name : String) return Boolean is | |
| 75 begin | |
| 76 -- A file name cannot be empty and cannot contain a slash ('/') or | |
| 77 -- the NUL character. | |
| 78 | |
| 79 if Name'Length = 0 then | |
| 80 return False; | |
| 81 | |
| 82 else | |
| 83 for J in Name'Range loop | |
| 84 if Name (J) = '/' or else Name (J) = ASCII.NUL then | |
| 85 return False; | |
| 86 end if; | |
| 87 end loop; | |
| 88 end if; | |
| 89 | |
| 90 -- If Name does not contain any slash or NUL, it is valid | |
| 91 | |
| 92 return True; | |
| 93 end Is_Valid_Simple_Name; | |
| 94 | |
| 95 ------------- | |
| 96 -- Windows -- | |
| 97 ------------- | |
| 98 | |
| 99 function Windows return Boolean is | |
| 100 begin | |
| 101 return False; | |
| 102 end Windows; | |
| 103 | |
| 104 end Ada.Directories.Validity; |