random: range is not portably RAND_MAX [BZ #7003]

On other platforms, RAND_MAX (which is the range of rand(3))
may differ from 2^31-1 (which is the range of random(3)).

Reviewed-by: Carlos O'Donell <carlos@redhat.com>
This commit is contained in:
John Marshall 2020-06-30 14:16:03 -04:00 committed by Carlos O'Donell
parent 3ee1e0ec5c
commit 354b98cdfd

View File

@ -397,7 +397,7 @@ extern long int a64l (const char *__s)
`initstate' and `setstate' functions are those from BSD Unices.
The `rand' and `srand' functions are required by the ANSI standard.
We provide both interfaces to the same random number generator. */
/* Return a random long integer between 0 and RAND_MAX inclusive. */
/* Return a random long integer between 0 and 2^31-1 inclusive. */
extern long int random (void) __THROW;
/* Seed the random number generator with the given number. */