CVSROOT: /sources/gnash
Module name: gnash
Changes by: Markus Gothe <nihilus> 07/08/27 21:15:11
Modified files:
. : ChangeLog configure.ac
libbase : utility.h
Log message:
Check for exp2() and log2()
CVSWeb URLs:
http://cvs.savannah.gnu.org/viewcvs/gnash/ChangeLog?cvsroot=gnash&r1=1.4127&r2=1.4128
http://cvs.savannah.gnu.org/viewcvs/gnash/configure.ac?cvsroot=gnash&r1=1.407&r2=1.408
http://cvs.savannah.gnu.org/viewcvs/gnash/libbase/utility.h?cvsroot=gnash&r1=1.28&r2=1.29
Patches:
Index: ChangeLog
===================================================================
RCS file: /sources/gnash/gnash/ChangeLog,v
retrieving revision 1.4127
retrieving revision 1.4128
diff -u -b -r1.4127 -r1.4128
--- ChangeLog 27 Aug 2007 18:52:57 -0000 1.4127
+++ ChangeLog 27 Aug 2007 21:15:10 -0000 1.4128
@@ -92,6 +92,7 @@
2007-08-27 Markus Gothe <[EMAIL PROTECTED]>
* libbase/utility.h: defined exp2() as it's missing on some BSDen.
+ * configure.ac check for exp2() and log2().
2007-08-27 Zou Lunkai <[EMAIL PROTECTED]>
Index: configure.ac
===================================================================
RCS file: /sources/gnash/gnash/configure.ac,v
retrieving revision 1.407
retrieving revision 1.408
diff -u -b -r1.407 -r1.408
--- configure.ac 26 Aug 2007 10:23:48 -0000 1.407
+++ configure.ac 27 Aug 2007 21:15:10 -0000 1.408
@@ -15,7 +15,7 @@
dnl Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
dnl
-dnl $Id: configure.ac,v 1.407 2007/08/26 10:23:48 strk Exp $
+dnl $Id: configure.ac,v 1.408 2007/08/27 21:15:10 nihilus Exp $
AC_PREREQ(2.50)
AC_INIT(gnash, cvs)
@@ -777,6 +777,9 @@
AC_CHECK_LIB(m, sqrt)
AC_CHECK_LIB(c, getpwnam,AC_DEFINE(HAVE_GETPWNAM, 1, [Has getpwnam] ))
+AC_CHECK_LIB(m, exp2, AC_DEFINE(HAVE_EXP2, 1, [Has exp2()]))
+AC_CHECK_LIB(m, log2, AC_DEFINE(HAVE_LOG2, 1, [Has log2()]))
+
dnl don't look for X11 when using a raw framebuffer for the GUI
if test x$build_gtk = xyes -o x$build_kde = xyes -o x$build_fltk = xyes -o
x$build_sdl = xyes; then
dnl AC_PATH_XTRA
Index: libbase/utility.h
===================================================================
RCS file: /sources/gnash/gnash/libbase/utility.h,v
retrieving revision 1.28
retrieving revision 1.29
diff -u -b -r1.28 -r1.29
--- libbase/utility.h 27 Aug 2007 18:12:30 -0000 1.28
+++ libbase/utility.h 27 Aug 2007 21:15:11 -0000 1.29
@@ -113,10 +113,13 @@
//This is from C99.
const float LN_2 = 0.693147180559945f;
// the overridden log(f) will use logf IFF f is a float
+#ifndef HAVE_LOG2
inline float log2(float f) { return std::log(f) / LN_2; }
+#endif
//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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