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# Copyright (C) Igor Sysoev
# Copyright (C) NGINX, Inc.
# Linux 3.17 with glibc 2.25, FreeBSD 12, Solaris 11.3.
njs_feature="getrandom()"
njs_feature_name=NJS_HAVE_GETRANDOM
njs_feature_run=yes
njs_feature_incs=
njs_feature_libs=
njs_feature_test="#include <unistd.h>
#include <sys/random.h>
int main(void) {
char buf[4];
if (getrandom(buf, 4, 0) < 0) {
return 1;
}
return 0;
}"
. auto/feature
if [ $njs_found = no ]; then
# Linux 3.17 SYS_getrandom.
njs_feature="SYS_getrandom in Linux"
njs_feature_name=NJS_HAVE_LINUX_SYS_GETRANDOM
njs_feature_test="#include <unistd.h>
#include <sys/syscall.h>
#include <linux/random.h>
int main(void) {
char buf[4];
if (syscall(SYS_getrandom, buf, 4, 0) < 0) {
return 1;
}
return 0;
}"
. auto/feature
fi
if [ $njs_found = no ]; then
# macOS 10.10.
njs_feature="CCRandomGenerateBytes() in CommonCrypto/CommonRandom.h"
njs_feature_name=NJS_HAVE_CCRANDOMGENERATEBYTES
njs_feature_test="#include <CommonCrypto/CommonCryptoError.h>
#include <CommonCrypto/CommonRandom.h>
int main(void) {
char buf[4];
if (CCRandomGenerateBytes(buf, 4) != kCCSuccess) {
return 1;
}
return 0;
}"
. auto/feature
fi
if [ $njs_found = no ]; then
# OpenBSD 5.6 lacks <sys/random.h>.
njs_feature="getentropy()"
njs_feature_name=NJS_HAVE_GETENTROPY
njs_feature_test="#include <unistd.h>
int main(void) {
char buf[4];
if (getentropy(buf, 4) == -1) {
return 1;
}
return 0;
}"
. auto/feature
fi
if [ $njs_found = no ]; then
# Solaris based systems.
njs_feature="getentropy() in sys/random.h"
njs_feature_name=NJS_HAVE_GETENTROPY_SYS_RANDOM
njs_feature_test="#include <unistd.h>
#include <sys/random.h>
int main(void) {
char buf[4];
if (getentropy(buf, 4) == -1) {
return 1;
}
return 0;
}"
. auto/feature
fi
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