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Move OPENSSL_FALLTHROUGH to internal headers.

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Having it in base.h pollutes the global namespace a bit and, in
particular, causes clang to give unhelpful suggestions in consuming
projects.

Change-Id: I6ca1a88bdd1701f0c49192a0df56ac0953c7067c
Reviewed-on: https://boringssl-review.googlesource.com/25464
Commit-Queue: Steven Valdez <svaldez@google.com>
Reviewed-by: Steven Valdez <svaldez@google.com>
CQ-Verified: CQ bot account: commit-bot@chromium.org <commit-bot@chromium.org>
This commit is contained in:
David Benjamin 2018-01-29 13:05:51 -05:00 committed by CQ bot account: commit-bot@chromium.org
parent 5301c10c53
commit a62dbf88d8
7 changed files with 23 additions and 14 deletions
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1
crypto/bio/fd.c
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@ -73,6 +73,7 @@ OPENSSL_MSVC_PRAGMA(warning(pop))
#include <openssl/mem.h>
#include "internal.h"
#include "../internal.h"
static int bio_fd_non_fatal_error(int err) {

2
crypto/bio/file.c
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@ -81,6 +81,8 @@
#include <openssl/err.h>
#include <openssl/mem.h>
#include "../internal.h"
#define BIO_FP_READ 0x02
#define BIO_FP_WRITE 0x04

2
crypto/cipher_extra/e_rc2.c
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@ -57,6 +57,8 @@
#include <openssl/cipher.h>
#include <openssl/nid.h>
#include "../internal.h"
#define c2l(c, l) \
do { \

2
crypto/fipsmodule/des/internal.h
View File

@ -59,6 +59,8 @@
#include <openssl/base.h>
#include "../../internal.h"
#if defined(__cplusplus)
extern "C" {
#endif

14
crypto/internal.h
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@ -172,6 +172,20 @@ typedef __uint128_t uint128_t;
#define OPENSSL_ARRAY_SIZE(array) (sizeof(array) / sizeof((array)[0]))
// Have a generic fall-through for different versions of C/C++.
#if defined(__cplusplus) && __cplusplus >= 201703L
#define OPENSSL_FALLTHROUGH [[fallthrough]]
#elif defined(__cplusplus) && __cplusplus >= 201103L && defined(__clang__)
#define OPENSSL_FALLTHROUGH [[clang::fallthrough]]
#elif defined(__cplusplus) && __cplusplus >= 201103L && defined(__GNUC__) && \
__GNUC__ >= 7
#define OPENSSL_FALLTHROUGH [[gnu::fallthrough]]
#elif defined(__GNUC__) && __GNUC__ >= 7 // gcc 7
#define OPENSSL_FALLTHROUGH __attribute__ ((fallthrough))
#else // C++11 on gcc 6, and all other cases
#define OPENSSL_FALLTHROUGH
#endif
// buffers_alias returns one if |a| and |b| alias and zero otherwise.
static inline int buffers_alias(const uint8_t *a, size_t a_len,
const uint8_t *b, size_t b_len) {

2
decrepit/macros.h
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@ -57,6 +57,8 @@
#ifndef OPENSSL_HEADER_DECREPIT_MACROS_H
#define OPENSSL_HEADER_DECREPIT_MACROS_H
#include "../crypto/internal.h"
// NOTE - c is not incremented as per n2l
#define n2ln(c, l1, l2, n) \

14
include/openssl/base.h
View File

@ -223,20 +223,6 @@ extern "C" {
#endif
#endif
// Have a generic fall-through for different versions of C/C++.
#if defined(__cplusplus) && __cplusplus >= 201703L
#define OPENSSL_FALLTHROUGH [[fallthrough]]
#elif defined(__cplusplus) && __cplusplus >= 201103L && defined(__clang__)
#define OPENSSL_FALLTHROUGH [[clang::fallthrough]]
#elif defined(__cplusplus) && __cplusplus >= 201103L && defined(__GNUC__) && \
__GNUC__ >= 7
#define OPENSSL_FALLTHROUGH [[gnu::fallthrough]]
#elif defined(__GNUC__) && __GNUC__ >= 7 // gcc 7
#define OPENSSL_FALLTHROUGH __attribute__ ((fallthrough))
#else // C++11 on gcc 6, and all other cases
#define OPENSSL_FALLTHROUGH
#endif
// CRYPTO_THREADID is a dummy value.
typedef int CRYPTO_THREADID;