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| author | Jim Meyering <jim@meyering.net> | 2002-02-02 00:06:50 +0000 |
|---|---|---|
| committer | Jim Meyering <jim@meyering.net> | 2002-02-02 00:06:50 +0000 |
| commit | 793fbbc7f29c04426d0ec01279576e7793b0e25a (patch) | |
| tree | 35261582edcb530871ec593e0af85dc642fb6ea4 /src | |
| parent | 20c2cd43a91b4015fc3dfe4ac41934b2f9580ca9 (diff) | |
| download | coreutils-793fbbc7f29c04426d0ec01279576e7793b0e25a.tar.xz | |
(OPTARG_POSIX, OBSOLETE_OPTION_WARNINGS): New macros.
Diffstat (limited to 'src')
| -rw-r--r-- | src/system.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/system.h b/src/system.h index caf50aec7..59d63809e 100644 --- a/src/system.h +++ b/src/system.h @@ -44,6 +44,21 @@ # define POSIX2_VERSION (_POSIX2_VERSION ? _POSIX2_VERSION : 2147483647) #endif +/* "::" if a short option can take an optional argument, ":" if the + argument is required. "::" is mostly obsolete with POSIX + 1003.1-2001, which in most cases does not allow short options with + optional arguments. */ +#if POSIX2_VERSION < 200112 +# define OPTARG_POSIX "::" +#else +# define OPTARG_POSIX ":" +#endif + +/* If nonzero, warn when obsolete options are detected. */ +#ifndef OBSOLETE_OPTION_WARNINGS +# define OBSOLETE_OPTION_WARNINGS 1 +#endif + #ifndef STDIN_FILENO # define STDIN_FILENO 0 #endif |