Use compiler #defines to determine how to handle some function attributes.

[libpcap] / tests / filtertest.c

diff --git a/tests/filtertest.c b/tests/filtertest.c
index d4440eb06b3d8cb59c9ed25d3a6467007faf78b3..e9a74c6ccf807c8c15898b4510924d7580b12b75 100644 (file)
--- a/tests/filtertest.c
+++ b/tests/filtertest.c
@@ -50,54 +50,7 @@ The Regents of the University of California.  All rights reserved.\n";
 #include <sys/types.h>
 #include <sys/stat.h>
 
-/*
- * This was introduced by Clang:
- *
- *     http://clang.llvm.org/docs/LanguageExtensions.html#has-attribute
- *
- * in some version (which version?); it has been picked up by GCC 5.0.
- */
-#ifndef __has_attribute
-  /*
-   * It's a macro, so you can check whether it's defined to check
-   * whether it's supported.
-   *
-   * If it's not, define it to always return 0, so that we move on to
-   * the fallback checks.
-   */
-  #define __has_attribute(x) 0
-#endif
-
-#if __has_attribute(noreturn) \
-    || (defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 205)) \
-    || (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590)) \
-    || (defined(__xlC__) && __xlC__ >= 0x0A01) \
-    || (defined(__HP_aCC) && __HP_aCC >= 61000)
-  /*
-   * Compiler with support for it, or GCC 2.5 and later, or Solaris Studio 12
-   * (Sun C 5.9) and later, or IBM XL C 10.1 and later (do any earlier
-   * versions of XL C support this?), or HP aCC A.06.10 and later.
-   */
-  #define PCAP_NORETURN __attribute((noreturn))
-#elif defined( _MSC_VER )
-  #define PCAP_NORETURN __declspec(noreturn)
-#else
-  #define PCAP_NORETURN
-#endif
-
-#if __has_attribute(__format__) \
-    || (defined(__GNUC__) && ((__GNUC__ * 100 + __GNUC_MINOR__) >= 203)) \
-    || (defined(__xlC__) && __xlC__ >= 0x0A01) \
-    || (defined(__HP_aCC) && __HP_aCC >= 61000)
-  /*
-   * Compiler with support for it, or GCC 2.3 and later, or IBM XL C 10.1
-   * and later (do any earlier versions of XL C support this?),
-   * or HP aCC A.06.10 and later.
-   */
-  #define PCAP_PRINTFLIKE(x,y) __attribute__((__format__(__printf__,x,y)))
-#else
-  #define PCAP_PRINTFLIKE(x,y)
-#endif
+#include "../funcattrs.h"
 
 static char *program_name;