diff options
Diffstat (limited to 'lib/userspec.c')
-rw-r--r-- | lib/userspec.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/userspec.c b/lib/userspec.c index b09c8d8a1..fbdc2f9a1 100644 --- a/lib/userspec.c +++ b/lib/userspec.c @@ -76,11 +76,11 @@ #endif /* ISDIGIT differs from isdigit, as follows: - - Its arg may be any int or unsigned int; it need not be an unsigned char. - - It's guaranteed to evaluate its argument exactly once. + - Its arg may be any int or unsigned int; it need not be an unsigned char + or EOF. - It's typically faster. POSIX says that only '0' through '9' are digits. Prefer ISDIGIT to - ISDIGIT_LOCALE unless it's important to use the locale's definition + isdigit unless it's important to use the locale's definition of `digit' even when the host does not conform to POSIX. */ #define ISDIGIT(c) ((unsigned int) (c) - '0' <= 9) |