re availability of exp2() :
> Please use a macro to detect availability of that function .
> Note: this is a BLOCKER for 0.8.1 (you committed there too, right?)
I think this should fix it.
Index: configure.ac
===================================================================
RCS file: /sources/gnash/gnash/configure.ac,v
retrieving revision 1.407
diff -u -p -r1.407 configure.ac
--- configure.ac 26 Aug 2007 10:23:48 -0000 1.407
+++ configure.ac 27 Aug 2007 18:25:09 -0000
@@ -821,6 +821,16 @@ if test x"$ac_cv_isfinite" = x"yes"; the
AC_DEFINE(HAVE_ISFINITE, [], [Has isfinite])
fi
+AC_CACHE_CHECK([for exp2], ac_cv_exp2,
+ [AC_TRY_LINK([#include <math.h>],
+ [double x; x = exp2(x);],
+ ac_cv_exp2=yes,
+ ac_cv_exp2=no
+ )])
+ if test x"$ac_cv_exp2" = x"yes"; then
+ AC_DEFINE(HAVE_EXP2, [], [Has exp2])
+ fi
+
AC_LANG_PUSH(C++)
AC_CACHE_CHECK([whether $CXX implements __PRETTY_FUNCTION__],
ac_cv_implements___PRETTY_FUNCTION__, [
AC_TRY_LINK([#include <cstdio>
Index: libbase/utility.h
===================================================================
RCS file: /sources/gnash/gnash/libbase/utility.h,v
retrieving revision 1.28
diff -u -p -r1.28 utility.h
--- libbase/utility.h 27 Aug 2007 18:12:30 -0000 1.28
+++ libbase/utility.h 27 Aug 2007 18:25:10 -0000
@@ -116,7 +116,9 @@ const float LN_2 = 0.693147180559945f;
inline float log2(float f) { return std::log(f) / LN_2; }
//exp2 might be missing on Net-/OpenBSD.
// TODO: check availability with a configure macro
-//inline float exp2(double x) { return std::pow((double)2, double(x)); }
+#ifndef HAVE_EXP2
+inline float exp2(double x) { return std::pow((double)2, double(x)); }
+#endif
inline int fchop( float f ) { return (int) f; } // replace w/ inline
asm if desired
inline int frnd(float f) { return fchop(f + 0.5f); } // replace with
inline asm if desired
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