Add defines to indicate if intypes.h and stdint.h are unavailable

Use the defines OPENSSL_NO_INTTYPES_H & OPENSSL_NO_STDINT_H to determine
if the headers are unavailable for a platform.

Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/8986)

diff --git a/include/openssl/e_os2.h b/include/openssl/e_os2.h
index b88abc1791fb58e896ebc7176a2c240cadf5ebf5..50ce937fd1542da68643a6acd83609fb828caa5f 100644 (file)
--- a/include/openssl/e_os2.h
+++ b/include/openssl/e_os2.h
@@ -228,6 +228,8 @@ extern "C" {
 # endif
 
 /* Standard integer types */
+# define OPENSSL_NO_INTTYPES_H
+# define OPENSSL_NO_STDINT_H
 # if defined(OPENSSL_SYS_UEFI)
 typedef INT8 int8_t;
 typedef UINT8 uint8_t;
@@ -241,6 +243,9 @@ typedef UINT64 uint64_t;
      defined(__osf__) || defined(__sgi) || defined(__hpux) || \
      defined(OPENSSL_SYS_VMS) || defined (__OpenBSD__)
 #  include <inttypes.h>
+#  undef OPENSSL_NO_INTTYPES_H
+/* Because the specs say that inttypes.h includes stdint.h if present */
+#  undef OPENSSL_NO_STDINT_H
 # elif defined(_MSC_VER) && _MSC_VER<=1500
 /*
  * minimally required typdefs for systems not supporting inttypes.h or
@@ -256,6 +261,7 @@ typedef __int64 int64_t;
 typedef unsigned __int64 uint64_t;
 # else
 #  include <stdint.h>
+#  undef OPENSSL_NO_STDINT_H
 # endif
 
 /* ossl_inline: portable inline definition usable in public headers */