diff options
Diffstat (limited to 'lib/sig2str.c')
-rw-r--r-- | lib/sig2str.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/sig2str.c b/lib/sig2str.c index 00089be78..bf4b7cbe8 100644 --- a/lib/sig2str.c +++ b/lib/sig2str.c @@ -247,11 +247,11 @@ static struct numname { int num; char const name[8]; } numname_table[] = #define NUMNAME_ENTRIES (sizeof numname_table / sizeof numname_table[0]) /* 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) |