From: W.C.A. Wijngaards <wouter@nlnetlabs.nl>
Date: Tue, 10 Mar 2020 08:22:02 +0000 (+0100)
Subject: * Fix #92: ldns-testns.c:429:15: error: 'fork' is unavailable: not
X-Git-Tag: 1.8.0-rc.1~57
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=43c798b56967b909513e5605886fe858a1da17a6;p=thirdparty%2Fldns.git

* Fix #92: ldns-testns.c:429:15: error: 'fork' is unavailable: not
  available on tvOS.
---

diff --git a/Changelog b/Changelog
index a557b103..706d2b6b 100644
--- a/Changelog
+++ b/Changelog
@@ -9,6 +9,8 @@
 	* Fix memory leak in examples/ldns-testns handle_tcp routine.
 	* Detect fixed time memory compare for openssl 0.9.8.
 	* Fix compile warning by variable initialisation for older gcc.
+	* Fix #92: ldns-testns.c:429:15: error: 'fork' is unavailable: not
+	  available on tvOS.
 
 1.7.1	2019-07-26
 	* bugfix: Manage verification paths for OpenSSL >= 1.1.0
diff --git a/configure.ac b/configure.ac
index 28d8ed37..ab885d2b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -860,6 +860,16 @@ AC_REPLACE_FUNCS(snprintf)
 AC_REPLACE_FUNCS(strlcpy)
 AC_REPLACE_FUNCS(memmove)
 AC_FUNC_FORK
+AC_MSG_CHECKING([compile of fork])
+AC_COMPILE_IFELSE([AC_LANG_PROGRAM([
+#include <unistd.h>
+], [
+	(void)fork();
+])], [
+	AC_MSG_RESULT(yes)
+	AC_DEFINE([HAVE_FORK_AVAILABLE], 1, [if fork is available for compile])
+], [	AC_MSG_RESULT(no)
+])
 AC_CHECK_FUNCS([endprotoent endservent sleep random fcntl strtoul bzero memset b32_ntop b32_pton])
 if test "x$HAVE_B32_NTOP" = "xyes"; then
 	AC_SUBST(ldns_build_config_have_b32_ntop, 1)
diff --git a/examples/ldns-testns.c b/examples/ldns-testns.c
index b5d6dd47..a44ad74d 100644
--- a/examples/ldns-testns.c
+++ b/examples/ldns-testns.c
@@ -410,7 +410,7 @@ forkit(int number)
 	int i;
 	for(i=0; i<number; i++)
 	{
-#ifndef HAVE_FORK
+#if !defined(HAVE_FORK) || !defined(HAVE_FORK_AVAILABLE)
 #ifndef USE_WINSOCK
 		log_msg("fork() not available.\n");
 		exit(1);