diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 249 |
1 files changed, 230 insertions, 19 deletions
diff --git a/configure.ac b/configure.ac index 10084c4e..b6fff896 100644 --- a/configure.ac +++ b/configure.ac @@ -1,31 +1,242 @@ -# -*- Autoconf -*- -# Process this file with autoconf to produce a configure script. +dnl Process this file with autoconf to produce a configure script. -*-m4-*- -AC_PREREQ([2.59]) -AC_INIT(src/opus.h) -AM_INIT_AUTOMAKE(opus,0.9.4) +AC_INIT(src/opus_encoder.c) AM_CONFIG_HEADER([config.h]) -# Checks for programs. -AC_PROG_CC -AC_PROG_LIBTOOL +OPUS_MAJOR_VERSION=0 +OPUS_MINOR_VERSION=9 +OPUS_MICRO_VERSION=4 +OPUS_EXTRA_VERSION= +OPUS_VERSION=$OPUS_MAJOR_VERSION.$OPUS_MINOR_VERSION.$OPUS_MICRO_VERSION$OPUS_EXTRA_VERSION +LIBOPUS_SUFFIX=0 -# Checks for header files. -AC_HEADER_STDC -AC_CHECK_HEADERS([float.h stdint.h stdlib.h string.h]) +OPUS_LT_CURRENT=0 +OPUS_LT_REVISION=0 +OPUS_LT_AGE=0 -# Checks for typedefs, structures, and compiler characteristics. +AC_SUBST(OPUS_LT_CURRENT) +AC_SUBST(OPUS_LT_REVISION) +AC_SUBST(OPUS_LT_AGE) +AC_SUBST(LIBOPUS_SUFFIX) + +# For automake. +VERSION=$OPUS_VERSION +PACKAGE=opus + +AC_SUBST(OPUS_VERSION) + +AM_INIT_AUTOMAKE($PACKAGE, $VERSION, no-define) +AM_MAINTAINER_MODE + +AC_CANONICAL_HOST +AM_PROG_LIBTOOL + +AC_PROG_CC_C99 +AC_C_BIGENDIAN AC_C_CONST AC_C_INLINE AC_C_RESTRICT -AC_TYPE_SIZE_T -export OPUS_BUILD=true -AC_DEFINE([OPUS_BUILD], [], [This is a build of Opus]) +AC_DEFINE([OPUS_BUILD], [], [This is a build of OPUS]) + +AC_MSG_CHECKING(for C99 variable-size arrays) +AC_TRY_COMPILE( , [ +int foo=10; +int array[foo]; +], +[has_var_arrays=yes;AC_DEFINE([VAR_ARRAYS], [], [Use C99 variable-size arrays]) +], +has_var_arrays=no +) +AC_MSG_RESULT($has_var_arrays) + +AC_CHECK_HEADERS([alloca.h getopt.h]) +AC_MSG_CHECKING(for alloca) +AC_TRY_COMPILE( [#include <alloca.h>], [ +int foo=10; +int *array = alloca(foo); +], +[ +has_alloca=yes; +if test x$has_var_arrays = "xno" ; then +AC_DEFINE([USE_ALLOCA], [], [Make use of alloca]) +fi +], +has_alloca=no +) +AC_MSG_RESULT($has_alloca) + +AC_CHECK_HEADERS(sys/soundcard.h sys/audioio.h) + +AS_IF([test "x$with_ogg" != xno], + [XIPH_PATH_OGG([tools="tools"], [tools=""])], + [tools=""]) +AC_SUBST(tools) + +AC_CHECK_LIB(m, sin) + +# Check for getopt_long; if not found, use included source. +AC_CHECK_FUNCS([getopt_long],, +[# FreeBSD has a gnugetopt library. + AC_CHECK_LIB([gnugetopt],[getopt_long], +[AC_DEFINE([HAVE_GETOPT_LONG])], +[# Use the GNU replacement. +AC_LIBOBJ(getopt) +AC_LIBOBJ(getopt1)])]) + +AC_CHECK_LIB(winmm, main) + +AC_DEFINE_UNQUOTED(OPUS_VERSION, "${OPUS_VERSION}", [Complete version string]) +AC_DEFINE_UNQUOTED(OPUS_MAJOR_VERSION, ${OPUS_MAJOR_VERSION}, [Version major]) +AC_DEFINE_UNQUOTED(OPUS_MINOR_VERSION, ${OPUS_MINOR_VERSION}, [Version minor]) +AC_DEFINE_UNQUOTED(OPUS_MICRO_VERSION, ${OPUS_MICRO_VERSION}, [Version micro]) +AC_DEFINE_UNQUOTED(OPUS_EXTRA_VERSION, "${OPUS_EXTRA_VERSION}", [Version extra]) + +has_float_approx=no +#case "$host_cpu" in +#i[[3456]]86 | x86_64 | powerpc64 | powerpc32 | ia64) +# has_float_approx=yes +# ;; +#esac + +ac_enable_fixed="no"; +AC_ARG_ENABLE(fixed-point, [ --enable-fixed-point compile as fixed-point], +[if test "$enableval" = yes; then + ac_enable_fixed="yes"; + AC_DEFINE([FIXED_POINT], , [Compile as fixed-point]) +else + AC_DEFINE([FLOATING_POINT], , [Compile as floating-point]) +fi], +AC_DEFINE([FLOATING_POINT], , [Compile as floating-point])) + +ac_enable_fixed_debug="no" +AC_ARG_ENABLE(fixed-point-debug, [ --enable-fixed-point-debug debug fixed-point implementation], +[if test "$enableval" = yes; then + ac_enable_fixed_debug="yes" + AC_DEFINE([FIXED_DEBUG], , [Debug fixed-point implementation]) +fi]) + +ac_enable_experimental_postfilter="no" +AC_ARG_ENABLE(experimental-postfilter, [ --enable-experimental-postfilter Enable this for testing only if you know what you're doing ], +[if test "$enableval" = yes; then + ac_enable_experimental_postfilter="yes" + AC_DEFINE([ENABLE_POSTFILTER], , [Postfilter]) +fi]) + +ac_enable_custom_modes="no" +AC_ARG_ENABLE(custom-modes, [ --enable-custom-modes Enable non-Opus modes, like 44.1 kHz and powers of two ], +[if test "$enableval" = yes; then + ac_enable_custom_modes="yes" + AC_DEFINE([CUSTOM_MODES], , [Custom modes]) +fi]) + +float_approx=$has_float_approx +AC_ARG_ENABLE(float-approx, [ --enable-float-approx enable 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${float_approx}" = "xyes"; then + AC_DEFINE([FLOAT_APPROX], , [Float approximations]) +fi + +ac_enable_assertions="no" +AC_ARG_ENABLE(assertions, [ --enable-assertions enable additional software error checking], +[if test "$enableval" = yes; then + ac_enable_assertions="yes" + AC_DEFINE([ENABLE_ASSERTIONS], , [Assertions]) +fi]) + +if test "$OPUS_BUILD" != "true" ; then +saved_CFLAGS="$CFLAGS" +CFLAGS="$CFLAGS -fvisibility=hidden" +AC_MSG_CHECKING([if ${CXX} supports -fvisibility=hidden]) +AC_COMPILE_IFELSE([char foo;], + [ AC_MSG_RESULT([yes]) + SYMBOL_VISIBILITY="-fvisibility=hidden" ], + AC_MSG_RESULT([no])) +CFLAGS="$saved_CFLAGS $SYMBOL_VISIBILITY" +AC_SUBST(SYMBOL_VISIBILITY) +fi + +if test $ac_cv_c_compiler_gnu = yes ; then + CFLAGS="$CFLAGS -W -Wstrict-prototypes -Wall -Wextra -Wcast-align -Wnested-externs -Wshadow -Wno-parentheses -Wno-unused-parameter -Wno-sign-compare" +fi + +AC_CHECK_FUNCS([lrintf]) +AC_CHECK_FUNCS([lrint]) + +AC_CHECK_SIZEOF(short) +AC_CHECK_SIZEOF(int) +AC_CHECK_SIZEOF(long) +AC_CHECK_SIZEOF(long long) + +if test x$has_char16 = "xyes" ; then + case 1 in + $ac_cv_sizeof_short) SIZE16="short";; + $ac_cv_sizeof_int) SIZE16="int";; + esac +else + case 2 in + $ac_cv_sizeof_short) SIZE16="short";; + $ac_cv_sizeof_int) SIZE16="int";; + esac +fi + +if test x$has_char16 = "xyes" ; then + case 2 in + $ac_cv_sizeof_int) SIZE32="int";; + $ac_cv_sizeof_long) SIZE32="long";; + $ac_cv_sizeof_short) SIZE32="short";; + esac +else + case 4 in + $ac_cv_sizeof_int) SIZE32="int";; + $ac_cv_sizeof_long) SIZE32="long";; + $ac_cv_sizeof_short) SIZE32="short";; + esac +fi + +AC_SUBST(SIZE16) +AC_SUBST(SIZE32) + +if test "$OPUS_BUILD" = "true" ; then +AC_DEFINE(OPUS_BUILD, [], [We're part of Opus]) +fi + +AM_CONDITIONAL([FIXED_POINT], [test x$ac_enable_fixed = xyes]) + +AC_OUTPUT([Makefile]) + +AC_MSG_RESULT([ +------------------------------------------------------------------------ + $PACKAGE $VERSION: Automatic configuration OK. + + Compiler support: + + C99 var arrays: ................ ${has_var_arrays} + C99 lrintf: .................... ${ac_cv_func_lrintf} + Alloca: ........................ ${has_alloca} + + General configuration: + + Fast float approximations: ..... ${float_approx} + Fixed point support: ........... ${ac_enable_fixed} + Fixed point debugging: ......... ${ac_enable_fixed_debug} + Custom modes: .................. ${ac_enable_custom_modes} + Assertion checking: ............ ${ac_enable_assertions} +------------------------------------------------------------------------ +]) -AC_CONFIG_SUBDIRS([celt]) -AC_CONFIG_SUBDIRS([silk]) +if test "x$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)" +echo "You can download libogg from http://www.vorbis.com/download.psp" +fi -AC_CONFIG_FILES([Makefile src/Makefile]) -AC_OUTPUT +echo "Type \"make; make install\" to compile and install"; +echo "Type \"make check\" to run the test suite"; |