Re: Predefining __OS_DOS__

[Kamil Iskra <kamil@dwd.interkom.pl>]

On Fri, 11 Dec 1998, Jeffrey A Law wrote:

>   > What would be most helpful for those of us using non-Unix systems 
>   > (whether Win32, OS/2, DOS, VMS or other) is not to embed knowledge
>   > about things like filenames all over the place, but instead use functions
>   > or macros like IS_DIR_SEP(X), IS_ROOTED_PATH(X) to test for directory 
>   > separators or rooted paths.
[snip]
> Yes.  DIR_SEPARATOR shows up in cpp and other parts of gcc, but it's not
> used as often as it should be.   Using it more would allow for some cleanups
> of both the dos and vms support.

Using DIR_SEPARATOR is *NOT* appropriate, strictly speaking. It implies
that only one character can be used for dir separation. This is true under
UNIX, but not under AmigaOS, for example, where ':' can be used in some
cases (and, unlike under Dos, it is usually NOT followed by
DIR_SEPARATOR).

/ Kamil Iskra    AmigaOS  Linux/i386  Linux/m68k               \
| GeekGadgets m68k-amigaos GCC maintainer                      |
| iskra@student.uci.agh.edu.pl  kiskra@ernie.icslab.agh.edu.pl |
\ kamil@dwd.interkom.pl   http://student.uci.agh.edu.pl/~iskra /