aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorKim Alvefur <zash@zash.se>2017-12-01 00:56:11 +0100
committerKim Alvefur <zash@zash.se>2017-12-01 00:56:11 +0100
commitb60447fad63aeac0efc626b3559dcf6151e5d58c (patch)
treeb0b9337f720a71047ff6df82aecd8504d200bed2
parenta29f404ece8b786c3e330baffca2b9761e64d259 (diff)
downloadprosody-b60447fad63aeac0efc626b3559dcf6151e5d58c.tar.gz
prosody-b60447fad63aeac0efc626b3559dcf6151e5d58c.zip
util.crand: Add comments about defines
-rw-r--r--util-src/crand.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/util-src/crand.c b/util-src/crand.c
index 28b94b3b..762f7454 100644
--- a/util-src/crand.c
+++ b/util-src/crand.c
@@ -31,10 +31,12 @@
#if defined(WITH_GETRANDOM)
#ifndef __GLIBC_PREREQ
+/* Not compiled with glibc at all */
#define __GLIBC_PREREQ(a,b) 0
#endif
#if ! __GLIBC_PREREQ(2,25)
+/* Not compiled with a glibc that provides getrandom() */
#include <unistd.h>
#include <sys/syscall.h>