X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/16cfec8b37de56c8f24d0a87e2149e645da3785e..1e506551d1ced27d4e19f943316b3fd00e0823c6:/tcpdump-stdinc.h

diff --git a/tcpdump-stdinc.h b/tcpdump-stdinc.h
index a5634fb0..dde6c507 100644
--- a/tcpdump-stdinc.h
+++ b/tcpdump-stdinc.h
@@ -27,9 +27,6 @@
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- *
- * @(#) $Header: /tcpdump/master/tcpdump/tcpdump-stdinc.h,v 1.18 2007-11-24 18:13:33 mcr Exp $ (LBL)
  */
 
 /*
@@ -171,7 +168,11 @@ typedef char* caddr_t;
  * Note: this also requires that padding be put into the structure,
  * at least for compilers where it's implemented as __attribute__((packed)).
  */
+#if defined(_MSC_VER) && defined(UNALIGNED)
+/* MSVC may have its own macro defined with the same name and purpose. */
+#else
 #define UNALIGNED	__attribute__((packed))
+#endif
 
 #if defined(WIN32) || defined(MSDOS)
   #define FOPEN_READ_TXT   "rt"
@@ -185,7 +186,7 @@ typedef char* caddr_t;
   #define FOPEN_WRITE_BIN  FOPEN_WRITE_TXT
 #endif
 
-#if defined(__GNUC__) && defined(__i386__) && !defined(__APPLE__) && !defined(__ntohl) 
+#if defined(__GNUC__) && defined(__i386__) && !defined(__APPLE__) && !defined(__ntohl)
   #undef ntohl
   #undef ntohs
   #undef htonl
@@ -228,4 +229,50 @@ typedef char* caddr_t;
 #define FALSE 0
 #endif
 
+/*
+ * The Apple deprecation workaround macros below were adopted from the
+ * FreeRADIUS server code under permission of Alan DeKok and Arran Cudbard-Bell.
+ */
+
+#define XSTRINGIFY(x) #x
+
+/*
+ *	Macros for controlling warnings in GCC >= 4.2 and clang >= 2.8
+ */
+#define DIAG_JOINSTR(x,y) XSTRINGIFY(x ## y)
+#define DIAG_DO_PRAGMA(x) _Pragma (#x)
+
+#if defined(__GNUC__) && ((__GNUC__ * 100) + __GNUC_MINOR__) >= 402
+#  define DIAG_PRAGMA(x) DIAG_DO_PRAGMA(GCC diagnostic x)
+#  if ((__GNUC__ * 100) + __GNUC_MINOR__) >= 406
+#    define DIAG_OFF(x) DIAG_PRAGMA(push) DIAG_PRAGMA(ignored DIAG_JOINSTR(-W,x))
+#    define DIAG_ON(x) DIAG_PRAGMA(pop)
+#  else
+#    define DIAG_OFF(x) DIAG_PRAGMA(ignored DIAG_JOINSTR(-W,x))
+#    define DIAG_ON(x)  DIAG_PRAGMA(warning DIAG_JOINSTR(-W,x))
+#  endif
+#elif defined(__clang__) && ((__clang_major__ * 100) + __clang_minor__ >= 208)
+#  define DIAG_PRAGMA(x) DIAG_DO_PRAGMA(clang diagnostic x)
+#  define DIAG_OFF(x) DIAG_PRAGMA(push) DIAG_PRAGMA(ignored DIAG_JOINSTR(-W,x))
+#  define DIAG_ON(x) DIAG_PRAGMA(pop)
+#else
+#  define DIAG_OFF(x)
+#  define DIAG_ON(x)
+#endif
+
+/*
+ *	For dealing with APIs which are only deprecated in OSX (like the OpenSSL API)
+ */
+#ifdef __APPLE__
+#  define USES_APPLE_DEPRECATED_API DIAG_OFF(deprecated-declarations)
+#  define USES_APPLE_RST DIAG_ON(deprecated-declarations)
+#else
+#  define USES_APPLE_DEPRECATED_API
+#  define USES_APPLE_RST
+#endif
+
+/*
+ * end of Apple deprecation workaround macros
+ */
+
 #endif /* tcpdump_stdinc_h */