Remove tests dependence on e_os.h

Apart from ssltest_old.c, the test suite relied on e_os.h for the
OSSL_NELEM macro and nothing else.

The ssltest_old.c also requires EXIT and some socket macros.

Create a new header to define the OSSL_NELEM macro and use that instead.

Reviewed-by: Rich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/4186)

1 files changed, 3 insertions, 3 deletions

diff --git a/e_os.h b/e_os.h
index 4e01f9b815..87d98c24be 100644
--- a/e_os.h
+++ b/e_os.h
@@ -1,5 +1,5 @@
 /*
- * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
  *
  * Licensed under the OpenSSL license (the "License").  You may not use
  * this file except in compliance with the License.  You can obtain a copy
@@ -14,6 +14,8 @@
 
 # include <openssl/e_os2.h>
 # include <openssl/crypto.h>
+# include <internal/nelem.h>
+
 /*
  * <openssl/e_os2.h> contains what we can justify to make visible to the
  * outside; this file e_os.h is not part of the exported interface.
@@ -540,8 +542,6 @@ struct servent *getservbyname(const char *name, const char *proto);
 # endif
 /* end vxworks */
 
-#define OSSL_NELEM(x)    (sizeof(x)/sizeof((x)[0]))
-
 #ifdef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 # define CRYPTO_memcmp memcmp
 #endif