ref: 065bc1521239450abec3b3eb21855bfc153d8572
parent: 6ca7f10ee3954dab393779427ea75a30f9f85107
author: Gregory Maxwell <[email protected]>
date: Wed Jun 24 12:43:33 EDT 2009
Numerous autoconf changes. Configure option for FLOAT_APPROX
--- a/configure.ac
+++ b/configure.ac
@@ -91,8 +91,17 @@
AC_DEFINE_UNQUOTED(CELT_MICRO_VERSION, ${CELT_MICRO_VERSION}, [Version micro]) AC_DEFINE_UNQUOTED(CELT_EXTRA_VERSION, "${CELT_EXTRA_VERSION}", [Version extra])-AC_ARG_ENABLE(fixed-point, [ --enable-fixed-point Compile as fixed-point],
+has_float_approx=no
+#case "$host_cpu" in
+#i[[3456]]86 | x86_64)
+# has_float_approx=yes
+# ;;
+#esac
+
+ac_enable_fixed="no";
+AC_ARG_ENABLE(fixed-point, [ --enable-fixed-point compile as fixed-point],
[if test "$enableval" = yes; then
+ ac_enable_fixed="yes";
AC_DEFINE([FIXED_POINT], , [Compile as fixed-point])
AC_DEFINE([DOUBLE_PRECISION], , [Compile as fixed-point])
AC_DEFINE([MIXED_PRECISION], , [Compile as fixed-point])
@@ -101,23 +110,44 @@
fi],
AC_DEFINE([FLOATING_POINT], , [Compile as floating-point]))
-AC_ARG_ENABLE(fixed-point-debug, [ --enable-fixed-point-debug Debug fixed-point implementation],
+ac_enable_fixed_debug="no"
+AC_ARG_ENABLE(fixed-point-debug, [ --enable-fixed-point-debug debug fixed-point implementation],
[if test "$enableval" = yes; then
+ ac_enable_fixed_debug="yes"
AC_DEFINE([FIXED_DEBUG], , [Debug fixed-point implementation])
fi])
-AC_ARG_ENABLE(static-modes, [ --enable-static-modes],
+float_approx=$has_float_approx
+AC_ARG_ENABLE(float-approx, [ --disable-float-approx do not use fast approximations for floating point],
+ [ if test "$enableval" = yes; then
+ AC_WARN([Floating point approximations are not supported on all platforms.])
+ float_approx=yes
+ else
+ float_approx=no
+ fi], [ float_approx=$has_float_approx ])
+
+if test "x${float_approx}" = "xyes"; then+ AC_DEFINE([FLOAT_APPROX], , [Float approximations])
+fi
+
+ac_enable_static_modes="no"
+AC_ARG_ENABLE(static-modes, [ --enable-static-modes use pre-computed codec configurations],
[if test "$enableval" = yes; then
+ ac_enable_static_modes="yes"
AC_DEFINE([STATIC_MODES], , [Static modes])
fi])
-AC_ARG_ENABLE(assertions, [ --enable-assertions],
+ac_enable_assertions="no"
+AC_ARG_ENABLE(assertions, [ --enable-assertions enable additional software error checking],
[if test "$enableval" = yes; then
+ ac_enable_assertions="yes"
AC_DEFINE([ENABLE_ASSERTIONS], , [Assertions])
fi])
-AC_ARG_ENABLE(new-plc, [ --enable-new-plc],
+ac_enable_new_plc="no"
+AC_ARG_ENABLE(new-plc, [ --enable-new-plc enable the new loss concealment code],
[if test "$enableval" = yes; then
+ ac_enable_new_plc="yes"
AC_DEFINE([NEW_PLC], , [Use new PLC code])
fi])
@@ -175,6 +205,27 @@
AC_OUTPUT([Makefile libcelt/Makefile tests/Makefile
celt.pc tools/Makefile libcelt.spec ])
+AC_MSG_RESULT([
+------------------------------------------------------------------------
+ $PACKAGE $VERSION: Automatic configuration OK.
+
+ Compiler support:
+
+ C99 var arrays: ................ ${has_var_arrays}+ C99 lrintf: .................... ${ac_cv_c99_lrintf}+ Alloca: ........................ ${has_alloca}+
+ General configuration:
+
+ Fast float approximations: ..... ${float_approx}+ Fixed point support: ........... ${ac_enable_fixed}+ Fixed point debugging: ......... ${ac_enable_fixed_debug}+ Static modes: .................. ${ac_enable_static_modes}+ Assertion checking: ............ ${ac_enable_assertions}+ New PLC: ....................... ${ac_enable_new_plc}+------------------------------------------------------------------------
+])
+
if test "x$tools" = "x"; then
echo "**IMPORTANT**"
echo "You don't seem to have the development package for libogg (libogg-devel) available. Only the library will be built (no encoder/decoder executable)"
@@ -182,3 +233,4 @@
fi
echo "Type \"make; make install\" to compile and install";
+echo "Type \"make check\" to run the test suite";