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* Building 3.0.10rc5 on AIX 5.2 or newer
@ 2011-02-25 21:42 Uli Link
  0 siblings, 0 replies; only message in thread
From: Uli Link @ 2011-02-25 21:42 UTC (permalink / raw)
  To: libffi-discuss; +Cc: usmc_1811, dwitte

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I forgot about a slight difference between AIX 5.1 and earlier and AIX 
5.2 and later:

AIX 5.2 introduced the C99 runtime and headers, so ffi.h.in needs a 
further patch to compile with IBM XLC on AIX 5.2 or later which has 
LLONG_MAX.

Sorry, I only tested on my Mozilla build host running AIX 5.1 :-(

AIX native preprocessor needs non-integer literals properly suffixed.

-- 
Uli Link

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diff -U 8 -p libffi-3.0.10rc5.org/include/ffi.h.in libffi-3.0.10rc5/include/ffi.h.in
--- libffi-3.0.10rc5.org/include/ffi.h.in	2011-02-13 14:05:35.000000000 +0100
+++ libffi-3.0.10rc5/include/ffi.h.in	2011-02-25 22:14:10.000000000 +0100
@@ -81,21 +81,25 @@ extern "C" {
 
 #define FFI_64_BIT_MAX 9223372036854775807
 
 #ifdef LONG_LONG_MAX
 # define FFI_LONG_LONG_MAX LONG_LONG_MAX
 #else
 # ifdef LLONG_MAX
 #  define FFI_LONG_LONG_MAX LLONG_MAX
+#  ifdef _AIX52 /* or newer has C99 LLONG_MAX */
+#   undef FFI_64_BIT_MAX
+#   define FFI_64_BIT_MAX 9223372036854775807LL
+#  endif /* _AIX52 or newer */
 # else
 #  ifdef __GNUC__
 #   define FFI_LONG_LONG_MAX __LONG_LONG_MAX__
 #  endif
-#  ifdef _AIX
+#  ifdef _AIX /* AIX 5.1 and earlier have LONGLONG_MAX */
 #   ifndef __PPC64__
 #    if defined (__IBMC__) || defined (__IBMCPP__)
 #     define FFI_LONG_LONG_MAX LONGLONG_MAX
 #    endif
 #   endif /* __PPC64__ */
 #   undef  FFI_64_BIT_MAX
 #   define FFI_64_BIT_MAX 9223372036854775807LL
 #  endif

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2011-02-25 21:42 Building 3.0.10rc5 on AIX 5.2 or newer Uli Link

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