From: John Marshall Date: Tue, 30 Jun 2020 18:16:03 +0000 (-0400) Subject: random: range is not portably RAND_MAX [BZ #7003] X-Git-Tag: glibc-2.32~149 X-Git-Url: https://sourceware.org/git/?a=commitdiff_plain;h=354b98cdfd78fc8ca0f6ed7b0e3aa8c311f1deba;p=glibc.git 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 --- diff --git a/stdlib/stdlib.h b/stdlib/stdlib.h index f971df4247..3aa27a9d25 100644 --- a/stdlib/stdlib.h +++ b/stdlib/stdlib.h @@ -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. */